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Diffstat (limited to '3rdparty/bgfx/bindings/d/funcs.d')
-rw-r--r-- | 3rdparty/bgfx/bindings/d/funcs.d | 4299 |
1 files changed, 4299 insertions, 0 deletions
diff --git a/3rdparty/bgfx/bindings/d/funcs.d b/3rdparty/bgfx/bindings/d/funcs.d new file mode 100644 index 00000000000..71f9e51be56 --- /dev/null +++ b/3rdparty/bgfx/bindings/d/funcs.d @@ -0,0 +1,4299 @@ +/* + * + * AUTO GENERATED! DO NOT EDIT! + * + */ + +module bindbc.bgfx.funcs; + +private import bindbc.bgfx.types; + +extern(C) @nogc nothrow: + +version(BindBgfx_Static) +{ + /** + * Init attachment. + * Params: + * _handle = Render target texture handle. + * _access = Access. See `Access::Enum`. + * _layer = Cubemap side or depth layer/slice. + * _mip = Mip level. + * _resolve = Resolve flags. See: `BGFX_RESOLVE_*` + */ + void bgfx_attachment_init(bgfx_attachment_t* _this, bgfx_texture_handle_t _handle, bgfx_access_t _access, ushort _layer, ushort _mip, byte _resolve); + + /** + * Start VertexLayout. + */ + bgfx_vertex_layout_t* bgfx_vertex_layout_begin(bgfx_vertex_layout_t* _this, bgfx_renderer_type_t _rendererType); + + /** + * Add attribute to VertexLayout. + * Remarks: Must be called between begin/end. + * Params: + * _attrib = Attribute semantics. See: `bgfx::Attrib` + * _num = Number of elements 1, 2, 3 or 4. + * _type = Element type. + * _normalized = When using fixed point AttribType (f.e. Uint8) + * value will be normalized for vertex shader usage. When normalized + * is set to true, AttribType::Uint8 value in range 0-255 will be + * in range 0.0-1.0 in vertex shader. + * _asInt = Packaging rule for vertexPack, vertexUnpack, and + * vertexConvert for AttribType::Uint8 and AttribType::Int16. + * Unpacking code must be implemented inside vertex shader. + */ + bgfx_vertex_layout_t* bgfx_vertex_layout_add(bgfx_vertex_layout_t* _this, bgfx_attrib_t _attrib, byte _num, bgfx_attrib_type_t _type, bool _normalized, bool _asInt); + + /** + * Decode attribute. + * Params: + * _attrib = Attribute semantics. See: `bgfx::Attrib` + * _num = Number of elements. + * _type = Element type. + * _normalized = Attribute is normalized. + * _asInt = Attribute is packed as int. + */ + void bgfx_vertex_layout_decode(const(bgfx_vertex_layout_t)* _this, bgfx_attrib_t _attrib, byte* _num, bgfx_attrib_type_t* _type, bool* _normalized, bool* _asInt); + + /** + * Returns true if VertexLayout contains attribute. + * Params: + * _attrib = Attribute semantics. See: `bgfx::Attrib` + */ + bool bgfx_vertex_layout_has(const(bgfx_vertex_layout_t)* _this, bgfx_attrib_t _attrib); + + /** + * Skip `_num` bytes in vertex stream. + */ + bgfx_vertex_layout_t* bgfx_vertex_layout_skip(bgfx_vertex_layout_t* _this, byte _num); + + /** + * End VertexLayout. + */ + void bgfx_vertex_layout_end(bgfx_vertex_layout_t* _this); + + /** + * Pack vertex attribute into vertex stream format. + * Params: + * _input = Value to be packed into vertex stream. + * _inputNormalized = `true` if input value is already normalized. + * _attr = Attribute to pack. + * _layout = Vertex stream layout. + * _data = Destination vertex stream where data will be packed. + * _index = Vertex index that will be modified. + */ + void bgfx_vertex_pack(const float[4] _input, bool _inputNormalized, bgfx_attrib_t _attr, const(bgfx_vertex_layout_t)* _layout, void* _data, uint _index); + + /** + * Unpack vertex attribute from vertex stream format. + * Params: + * _output = Result of unpacking. + * _attr = Attribute to unpack. + * _layout = Vertex stream layout. + * _data = Source vertex stream from where data will be unpacked. + * _index = Vertex index that will be unpacked. + */ + void bgfx_vertex_unpack(float[4] _output, bgfx_attrib_t _attr, const(bgfx_vertex_layout_t)* _layout, const(void)* _data, uint _index); + + /** + * Converts vertex stream data from one vertex stream format to another. + * Params: + * _dstLayout = Destination vertex stream layout. + * _dstData = Destination vertex stream. + * _srcLayout = Source vertex stream layout. + * _srcData = Source vertex stream data. + * _num = Number of vertices to convert from source to destination. + */ + void bgfx_vertex_convert(const(bgfx_vertex_layout_t)* _dstLayout, void* _dstData, const(bgfx_vertex_layout_t)* _srcLayout, const(void)* _srcData, uint _num); + + /** + * Weld vertices. + * Params: + * _output = Welded vertices remapping table. The size of buffer + * must be the same as number of vertices. + * _layout = Vertex stream layout. + * _data = Vertex stream. + * _num = Number of vertices in vertex stream. + * _epsilon = Error tolerance for vertex position comparison. + */ + ushort bgfx_weld_vertices(ushort* _output, const(bgfx_vertex_layout_t)* _layout, const(void)* _data, ushort _num, float _epsilon); + + /** + * Convert index buffer for use with different primitive topologies. + * Params: + * _conversion = Conversion type, see `TopologyConvert::Enum`. + * _dst = Destination index buffer. If this argument is NULL + * function will return number of indices after conversion. + * _dstSize = Destination index buffer in bytes. It must be + * large enough to contain output indices. If destination size is + * insufficient index buffer will be truncated. + * _indices = Source indices. + * _numIndices = Number of input indices. + * _index32 = Set to `true` if input indices are 32-bit. + */ + uint bgfx_topology_convert(bgfx_topology_convert_t _conversion, void* _dst, uint _dstSize, const(void)* _indices, uint _numIndices, bool _index32); + + /** + * Sort indices. + * Params: + * _sort = Sort order, see `TopologySort::Enum`. + * _dst = Destination index buffer. + * _dstSize = Destination index buffer in bytes. It must be + * large enough to contain output indices. If destination size is + * insufficient index buffer will be truncated. + * _dir = Direction (vector must be normalized). + * _pos = Position. + * _vertices = Pointer to first vertex represented as + * float x, y, z. Must contain at least number of vertices + * referencende by index buffer. + * _stride = Vertex stride. + * _indices = Source indices. + * _numIndices = Number of input indices. + * _index32 = Set to `true` if input indices are 32-bit. + */ + void bgfx_topology_sort_tri_list(bgfx_topology_sort_t _sort, void* _dst, uint _dstSize, const float[3] _dir, const float[3] _pos, const(void)* _vertices, uint _stride, const(void)* _indices, uint _numIndices, bool _index32); + + /** + * Returns supported backend API renderers. + * Params: + * _max = Maximum number of elements in _enum array. + * _enum = Array where supported renderers will be written. + */ + byte bgfx_get_supported_renderers(byte _max, bgfx_renderer_type_t* _enum); + + /** + * Returns name of renderer. + * Params: + * _type = Renderer backend type. See: `bgfx::RendererType` + */ + const(char)* bgfx_get_renderer_name(bgfx_renderer_type_t _type); + + void bgfx_init_ctor(bgfx_init_t* _init); + + /** + * Initialize bgfx library. + * Params: + * _init = Initialization parameters. See: `bgfx::Init` for more info. + */ + bool bgfx_init(const(bgfx_init_t)* _init); + + /** + * Shutdown bgfx library. + */ + void bgfx_shutdown(); + + /** + * Reset graphic settings and back-buffer size. + * Attention: This call doesn't actually change window size, it just + * resizes back-buffer. Windowing code has to change window size. + * Params: + * _width = Back-buffer width. + * _height = Back-buffer height. + * _flags = See: `BGFX_RESET_*` for more info. + * - `BGFX_RESET_NONE` - No reset flags. + * - `BGFX_RESET_FULLSCREEN` - Not supported yet. + * - `BGFX_RESET_MSAA_X[2/4/8/16]` - Enable 2, 4, 8 or 16 x MSAA. + * - `BGFX_RESET_VSYNC` - Enable V-Sync. + * - `BGFX_RESET_MAXANISOTROPY` - Turn on/off max anisotropy. + * - `BGFX_RESET_CAPTURE` - Begin screen capture. + * - `BGFX_RESET_FLUSH_AFTER_RENDER` - Flush rendering after submitting to GPU. + * - `BGFX_RESET_FLIP_AFTER_RENDER` - This flag specifies where flip + * occurs. Default behavior is that flip occurs before rendering new + * frame. This flag only has effect when `BGFX_CONFIG_MULTITHREADED=0`. + * - `BGFX_RESET_SRGB_BACKBUFFER` - Enable sRGB backbuffer. + * _format = Texture format. See: `TextureFormat::Enum`. + */ + void bgfx_reset(uint _width, uint _height, uint _flags, bgfx_texture_format_t _format); + + /** + * Advance to next frame. When using multithreaded renderer, this call + * just swaps internal buffers, kicks render thread, and returns. In + * singlethreaded renderer this call does frame rendering. + * Params: + * _capture = Capture frame with graphics debugger. + */ + uint bgfx_frame(bool _capture); + + /** + * Returns current renderer backend API type. + * Remarks: + * Library must be initialized. + */ + bgfx_renderer_type_t bgfx_get_renderer_type(); + + /** + * Returns renderer capabilities. + * Remarks: + * Library must be initialized. + */ + const(bgfx_caps_t)* bgfx_get_caps(); + + /** + * Returns performance counters. + * Attention: Pointer returned is valid until `bgfx::frame` is called. + */ + const(bgfx_stats_t)* bgfx_get_stats(); + + /** + * Allocate buffer to pass to bgfx calls. Data will be freed inside bgfx. + * Params: + * _size = Size to allocate. + */ + const(bgfx_memory_t)* bgfx_alloc(uint _size); + + /** + * Allocate buffer and copy data into it. Data will be freed inside bgfx. + * Params: + * _data = Pointer to data to be copied. + * _size = Size of data to be copied. + */ + const(bgfx_memory_t)* bgfx_copy(const(void)* _data, uint _size); + + /** + * Make reference to data to pass to bgfx. Unlike `bgfx::alloc`, this call + * doesn't allocate memory for data. It just copies the _data pointer. You + * can pass `ReleaseFn` function pointer to release this memory after it's + * consumed, otherwise you must make sure _data is available for at least 2 + * `bgfx::frame` calls. `ReleaseFn` function must be able to be called + * from any thread. + * Attention: Data passed must be available for at least 2 `bgfx::frame` calls. + * Params: + * _data = Pointer to data. + * _size = Size of data. + */ + const(bgfx_memory_t)* bgfx_make_ref(const(void)* _data, uint _size); + + /** + * Make reference to data to pass to bgfx. Unlike `bgfx::alloc`, this call + * doesn't allocate memory for data. It just copies the _data pointer. You + * can pass `ReleaseFn` function pointer to release this memory after it's + * consumed, otherwise you must make sure _data is available for at least 2 + * `bgfx::frame` calls. `ReleaseFn` function must be able to be called + * from any thread. + * Attention: Data passed must be available for at least 2 `bgfx::frame` calls. + * Params: + * _data = Pointer to data. + * _size = Size of data. + * _releaseFn = Callback function to release memory after use. + * _userData = User data to be passed to callback function. + */ + const(bgfx_memory_t)* bgfx_make_ref_release(const(void)* _data, uint _size, void* _releaseFn, void* _userData); + + /** + * Set debug flags. + * Params: + * _debug = Available flags: + * - `BGFX_DEBUG_IFH` - Infinitely fast hardware. When this flag is set + * all rendering calls will be skipped. This is useful when profiling + * to quickly assess potential bottlenecks between CPU and GPU. + * - `BGFX_DEBUG_PROFILER` - Enable profiler. + * - `BGFX_DEBUG_STATS` - Display internal statistics. + * - `BGFX_DEBUG_TEXT` - Display debug text. + * - `BGFX_DEBUG_WIREFRAME` - Wireframe rendering. All rendering + * primitives will be rendered as lines. + */ + void bgfx_set_debug(uint _debug); + + /** + * Clear internal debug text buffer. + * Params: + * _attr = Background color. + * _small = Default 8x16 or 8x8 font. + */ + void bgfx_dbg_text_clear(byte _attr, bool _small); + + /** + * Print formatted data to internal debug text character-buffer (VGA-compatible text mode). + * Params: + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _attr = Color palette. Where top 4-bits represent index of background, and bottom + * 4-bits represent foreground color from standard VGA text palette (ANSI escape codes). + * _format = `printf` style format. + */ + void bgfx_dbg_text_printf(ushort _x, ushort _y, byte _attr, const(char)* _format, ... ); + + /** + * Print formatted data from variable argument list to internal debug text character-buffer (VGA-compatible text mode). + * Params: + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _attr = Color palette. Where top 4-bits represent index of background, and bottom + * 4-bits represent foreground color from standard VGA text palette (ANSI escape codes). + * _format = `printf` style format. + * _argList = Variable arguments list for format string. + */ + void bgfx_dbg_text_vprintf(ushort _x, ushort _y, byte _attr, const(char)* _format, va_list _argList); + + /** + * Draw image into internal debug text buffer. + * Params: + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _width = Image width. + * _height = Image height. + * _data = Raw image data (character/attribute raw encoding). + * _pitch = Image pitch in bytes. + */ + void bgfx_dbg_text_image(ushort _x, ushort _y, ushort _width, ushort _height, const(void)* _data, ushort _pitch); + + /** + * Create static index buffer. + * Params: + * _mem = Index buffer data. + * _flags = Buffer creation flags. + * - `BGFX_BUFFER_NONE` - No flags. + * - `BGFX_BUFFER_COMPUTE_READ` - Buffer will be read from by compute shader. + * - `BGFX_BUFFER_COMPUTE_WRITE` - Buffer will be written into by compute shader. When buffer + * is created with `BGFX_BUFFER_COMPUTE_WRITE` flag it cannot be updated from CPU. + * - `BGFX_BUFFER_COMPUTE_READ_WRITE` - Buffer will be used for read/write by compute shader. + * - `BGFX_BUFFER_ALLOW_RESIZE` - Buffer will resize on buffer update if a different amount of + * data is passed. If this flag is not specified, and more data is passed on update, the buffer + * will be trimmed to fit the existing buffer size. This flag has effect only on dynamic + * buffers. + * - `BGFX_BUFFER_INDEX32` - Buffer is using 32-bit indices. This flag has effect only on + * index buffers. + */ + bgfx_index_buffer_handle_t bgfx_create_index_buffer(const(bgfx_memory_t)* _mem, ushort _flags); + + /** + * Set static index buffer debug name. + * Params: + * _handle = Static index buffer handle. + * _name = Static index buffer name. + * _len = Static index buffer name length (if length is INT32_MAX, it's expected + * that _name is zero terminated string. + */ + void bgfx_set_index_buffer_name(bgfx_index_buffer_handle_t _handle, const(char)* _name, int _len); + + /** + * Destroy static index buffer. + * Params: + * _handle = Static index buffer handle. + */ + void bgfx_destroy_index_buffer(bgfx_index_buffer_handle_t _handle); + + /** + * Create vertex layout. + * Params: + * _layout = Vertex layout. + */ + bgfx_vertex_layout_handle_t bgfx_create_vertex_layout(const(bgfx_vertex_layout_t)* _layout); + + /** + * Destroy vertex layout. + * Params: + * _layoutHandle = Vertex layout handle. + */ + void bgfx_destroy_vertex_layout(bgfx_vertex_layout_handle_t _layoutHandle); + + /** + * Create static vertex buffer. + * Params: + * _mem = Vertex buffer data. + * _layout = Vertex layout. + * _flags = Buffer creation flags. + * - `BGFX_BUFFER_NONE` - No flags. + * - `BGFX_BUFFER_COMPUTE_READ` - Buffer will be read from by compute shader. + * - `BGFX_BUFFER_COMPUTE_WRITE` - Buffer will be written into by compute shader. When buffer + * is created with `BGFX_BUFFER_COMPUTE_WRITE` flag it cannot be updated from CPU. + * - `BGFX_BUFFER_COMPUTE_READ_WRITE` - Buffer will be used for read/write by compute shader. + * - `BGFX_BUFFER_ALLOW_RESIZE` - Buffer will resize on buffer update if a different amount of + * data is passed. If this flag is not specified, and more data is passed on update, the buffer + * will be trimmed to fit the existing buffer size. This flag has effect only on dynamic buffers. + * - `BGFX_BUFFER_INDEX32` - Buffer is using 32-bit indices. This flag has effect only on index buffers. + */ + bgfx_vertex_buffer_handle_t bgfx_create_vertex_buffer(const(bgfx_memory_t)* _mem, const(bgfx_vertex_layout_t)* _layout, ushort _flags); + + /** + * Set static vertex buffer debug name. + * Params: + * _handle = Static vertex buffer handle. + * _name = Static vertex buffer name. + * _len = Static vertex buffer name length (if length is INT32_MAX, it's expected + * that _name is zero terminated string. + */ + void bgfx_set_vertex_buffer_name(bgfx_vertex_buffer_handle_t _handle, const(char)* _name, int _len); + + /** + * Destroy static vertex buffer. + * Params: + * _handle = Static vertex buffer handle. + */ + void bgfx_destroy_vertex_buffer(bgfx_vertex_buffer_handle_t _handle); + + /** + * Create empty dynamic index buffer. + * Params: + * _num = Number of indices. + * _flags = Buffer creation flags. + * - `BGFX_BUFFER_NONE` - No flags. + * - `BGFX_BUFFER_COMPUTE_READ` - Buffer will be read from by compute shader. + * - `BGFX_BUFFER_COMPUTE_WRITE` - Buffer will be written into by compute shader. When buffer + * is created with `BGFX_BUFFER_COMPUTE_WRITE` flag it cannot be updated from CPU. + * - `BGFX_BUFFER_COMPUTE_READ_WRITE` - Buffer will be used for read/write by compute shader. + * - `BGFX_BUFFER_ALLOW_RESIZE` - Buffer will resize on buffer update if a different amount of + * data is passed. If this flag is not specified, and more data is passed on update, the buffer + * will be trimmed to fit the existing buffer size. This flag has effect only on dynamic + * buffers. + * - `BGFX_BUFFER_INDEX32` - Buffer is using 32-bit indices. This flag has effect only on + * index buffers. + */ + bgfx_dynamic_index_buffer_handle_t bgfx_create_dynamic_index_buffer(uint _num, ushort _flags); + + /** + * Create dynamic index buffer and initialized it. + * Params: + * _mem = Index buffer data. + * _flags = Buffer creation flags. + * - `BGFX_BUFFER_NONE` - No flags. + * - `BGFX_BUFFER_COMPUTE_READ` - Buffer will be read from by compute shader. + * - `BGFX_BUFFER_COMPUTE_WRITE` - Buffer will be written into by compute shader. When buffer + * is created with `BGFX_BUFFER_COMPUTE_WRITE` flag it cannot be updated from CPU. + * - `BGFX_BUFFER_COMPUTE_READ_WRITE` - Buffer will be used for read/write by compute shader. + * - `BGFX_BUFFER_ALLOW_RESIZE` - Buffer will resize on buffer update if a different amount of + * data is passed. If this flag is not specified, and more data is passed on update, the buffer + * will be trimmed to fit the existing buffer size. This flag has effect only on dynamic + * buffers. + * - `BGFX_BUFFER_INDEX32` - Buffer is using 32-bit indices. This flag has effect only on + * index buffers. + */ + bgfx_dynamic_index_buffer_handle_t bgfx_create_dynamic_index_buffer_mem(const(bgfx_memory_t)* _mem, ushort _flags); + + /** + * Update dynamic index buffer. + * Params: + * _handle = Dynamic index buffer handle. + * _startIndex = Start index. + * _mem = Index buffer data. + */ + void bgfx_update_dynamic_index_buffer(bgfx_dynamic_index_buffer_handle_t _handle, uint _startIndex, const(bgfx_memory_t)* _mem); + + /** + * Destroy dynamic index buffer. + * Params: + * _handle = Dynamic index buffer handle. + */ + void bgfx_destroy_dynamic_index_buffer(bgfx_dynamic_index_buffer_handle_t _handle); + + /** + * Create empty dynamic vertex buffer. + * Params: + * _num = Number of vertices. + * _layout = Vertex layout. + * _flags = Buffer creation flags. + * - `BGFX_BUFFER_NONE` - No flags. + * - `BGFX_BUFFER_COMPUTE_READ` - Buffer will be read from by compute shader. + * - `BGFX_BUFFER_COMPUTE_WRITE` - Buffer will be written into by compute shader. When buffer + * is created with `BGFX_BUFFER_COMPUTE_WRITE` flag it cannot be updated from CPU. + * - `BGFX_BUFFER_COMPUTE_READ_WRITE` - Buffer will be used for read/write by compute shader. + * - `BGFX_BUFFER_ALLOW_RESIZE` - Buffer will resize on buffer update if a different amount of + * data is passed. If this flag is not specified, and more data is passed on update, the buffer + * will be trimmed to fit the existing buffer size. This flag has effect only on dynamic + * buffers. + * - `BGFX_BUFFER_INDEX32` - Buffer is using 32-bit indices. This flag has effect only on + * index buffers. + */ + bgfx_dynamic_vertex_buffer_handle_t bgfx_create_dynamic_vertex_buffer(uint _num, const(bgfx_vertex_layout_t)* _layout, ushort _flags); + + /** + * Create dynamic vertex buffer and initialize it. + * Params: + * _mem = Vertex buffer data. + * _layout = Vertex layout. + * _flags = Buffer creation flags. + * - `BGFX_BUFFER_NONE` - No flags. + * - `BGFX_BUFFER_COMPUTE_READ` - Buffer will be read from by compute shader. + * - `BGFX_BUFFER_COMPUTE_WRITE` - Buffer will be written into by compute shader. When buffer + * is created with `BGFX_BUFFER_COMPUTE_WRITE` flag it cannot be updated from CPU. + * - `BGFX_BUFFER_COMPUTE_READ_WRITE` - Buffer will be used for read/write by compute shader. + * - `BGFX_BUFFER_ALLOW_RESIZE` - Buffer will resize on buffer update if a different amount of + * data is passed. If this flag is not specified, and more data is passed on update, the buffer + * will be trimmed to fit the existing buffer size. This flag has effect only on dynamic + * buffers. + * - `BGFX_BUFFER_INDEX32` - Buffer is using 32-bit indices. This flag has effect only on + * index buffers. + */ + bgfx_dynamic_vertex_buffer_handle_t bgfx_create_dynamic_vertex_buffer_mem(const(bgfx_memory_t)* _mem, const(bgfx_vertex_layout_t)* _layout, ushort _flags); + + /** + * Update dynamic vertex buffer. + * Params: + * _handle = Dynamic vertex buffer handle. + * _startVertex = Start vertex. + * _mem = Vertex buffer data. + */ + void bgfx_update_dynamic_vertex_buffer(bgfx_dynamic_vertex_buffer_handle_t _handle, uint _startVertex, const(bgfx_memory_t)* _mem); + + /** + * Destroy dynamic vertex buffer. + * Params: + * _handle = Dynamic vertex buffer handle. + */ + void bgfx_destroy_dynamic_vertex_buffer(bgfx_dynamic_vertex_buffer_handle_t _handle); + + /** + * Returns number of requested or maximum available indices. + * Params: + * _num = Number of required indices. + */ + uint bgfx_get_avail_transient_index_buffer(uint _num); + + /** + * Returns number of requested or maximum available vertices. + * Params: + * _num = Number of required vertices. + * _layout = Vertex layout. + */ + uint bgfx_get_avail_transient_vertex_buffer(uint _num, const(bgfx_vertex_layout_t)* _layout); + + /** + * Returns number of requested or maximum available instance buffer slots. + * Params: + * _num = Number of required instances. + * _stride = Stride per instance. + */ + uint bgfx_get_avail_instance_data_buffer(uint _num, ushort _stride); + + /** + * Allocate transient index buffer. + * Remarks: + * Only 16-bit index buffer is supported. + * Params: + * _tib = TransientIndexBuffer structure is filled and is valid + * for the duration of frame, and it can be reused for multiple draw + * calls. + * _num = Number of indices to allocate. + */ + void bgfx_alloc_transient_index_buffer(bgfx_transient_index_buffer_t* _tib, uint _num); + + /** + * Allocate transient vertex buffer. + * Params: + * _tvb = TransientVertexBuffer structure is filled and is valid + * for the duration of frame, and it can be reused for multiple draw + * calls. + * _num = Number of vertices to allocate. + * _layout = Vertex layout. + */ + void bgfx_alloc_transient_vertex_buffer(bgfx_transient_vertex_buffer_t* _tvb, uint _num, const(bgfx_vertex_layout_t)* _layout); + + /** + * Check for required space and allocate transient vertex and index + * buffers. If both space requirements are satisfied function returns + * true. + * Remarks: + * Only 16-bit index buffer is supported. + * Params: + * _tvb = TransientVertexBuffer structure is filled and is valid + * for the duration of frame, and it can be reused for multiple draw + * calls. + * _layout = Vertex layout. + * _numVertices = Number of vertices to allocate. + * _tib = TransientIndexBuffer structure is filled and is valid + * for the duration of frame, and it can be reused for multiple draw + * calls. + * _numIndices = Number of indices to allocate. + */ + bool bgfx_alloc_transient_buffers(bgfx_transient_vertex_buffer_t* _tvb, const(bgfx_vertex_layout_t)* _layout, uint _numVertices, bgfx_transient_index_buffer_t* _tib, uint _numIndices); + + /** + * Allocate instance data buffer. + * Params: + * _idb = InstanceDataBuffer structure is filled and is valid + * for duration of frame, and it can be reused for multiple draw + * calls. + * _num = Number of instances. + * _stride = Instance stride. Must be multiple of 16. + */ + void bgfx_alloc_instance_data_buffer(bgfx_instance_data_buffer_t* _idb, uint _num, ushort _stride); + + /** + * Create draw indirect buffer. + * Params: + * _num = Number of indirect calls. + */ + bgfx_indirect_buffer_handle_t bgfx_create_indirect_buffer(uint _num); + + /** + * Destroy draw indirect buffer. + * Params: + * _handle = Indirect buffer handle. + */ + void bgfx_destroy_indirect_buffer(bgfx_indirect_buffer_handle_t _handle); + + /** + * Create shader from memory buffer. + * Params: + * _mem = Shader binary. + */ + bgfx_shader_handle_t bgfx_create_shader(const(bgfx_memory_t)* _mem); + + /** + * Returns the number of uniforms and uniform handles used inside a shader. + * Remarks: + * Only non-predefined uniforms are returned. + * Params: + * _handle = Shader handle. + * _uniforms = UniformHandle array where data will be stored. + * _max = Maximum capacity of array. + */ + ushort bgfx_get_shader_uniforms(bgfx_shader_handle_t _handle, bgfx_uniform_handle_t* _uniforms, ushort _max); + + /** + * Set shader debug name. + * Params: + * _handle = Shader handle. + * _name = Shader name. + * _len = Shader name length (if length is INT32_MAX, it's expected + * that _name is zero terminated string). + */ + void bgfx_set_shader_name(bgfx_shader_handle_t _handle, const(char)* _name, int _len); + + /** + * Destroy shader. + * Remarks: Once a shader program is created with _handle, + * it is safe to destroy that shader. + * Params: + * _handle = Shader handle. + */ + void bgfx_destroy_shader(bgfx_shader_handle_t _handle); + + /** + * Create program with vertex and fragment shaders. + * Params: + * _vsh = Vertex shader. + * _fsh = Fragment shader. + * _destroyShaders = If true, shaders will be destroyed when program is destroyed. + */ + bgfx_program_handle_t bgfx_create_program(bgfx_shader_handle_t _vsh, bgfx_shader_handle_t _fsh, bool _destroyShaders); + + /** + * Create program with compute shader. + * Params: + * _csh = Compute shader. + * _destroyShaders = If true, shaders will be destroyed when program is destroyed. + */ + bgfx_program_handle_t bgfx_create_compute_program(bgfx_shader_handle_t _csh, bool _destroyShaders); + + /** + * Destroy program. + * Params: + * _handle = Program handle. + */ + void bgfx_destroy_program(bgfx_program_handle_t _handle); + + /** + * Validate texture parameters. + * Params: + * _depth = Depth dimension of volume texture. + * _cubeMap = Indicates that texture contains cubemap. + * _numLayers = Number of layers in texture array. + * _format = Texture format. See: `TextureFormat::Enum`. + * _flags = Texture flags. See `BGFX_TEXTURE_*`. + */ + bool bgfx_is_texture_valid(ushort _depth, bool _cubeMap, ushort _numLayers, bgfx_texture_format_t _format, ulong _flags); + + /** + * Calculate amount of memory required for texture. + * Params: + * _info = Resulting texture info structure. See: `TextureInfo`. + * _width = Width. + * _height = Height. + * _depth = Depth dimension of volume texture. + * _cubeMap = Indicates that texture contains cubemap. + * _hasMips = Indicates that texture contains full mip-map chain. + * _numLayers = Number of layers in texture array. + * _format = Texture format. See: `TextureFormat::Enum`. + */ + void bgfx_calc_texture_size(bgfx_texture_info_t* _info, ushort _width, ushort _height, ushort _depth, bool _cubeMap, bool _hasMips, ushort _numLayers, bgfx_texture_format_t _format); + + /** + * Create texture from memory buffer. + * Params: + * _mem = DDS, KTX or PVR texture binary data. + * _flags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + * _skip = Skip top level mips when parsing texture. + * _info = When non-`NULL` is specified it returns parsed texture information. + */ + bgfx_texture_handle_t bgfx_create_texture(const(bgfx_memory_t)* _mem, ulong _flags, byte _skip, bgfx_texture_info_t* _info); + + /** + * Create 2D texture. + * Params: + * _width = Width. + * _height = Height. + * _hasMips = Indicates that texture contains full mip-map chain. + * _numLayers = Number of layers in texture array. Must be 1 if caps + * `BGFX_CAPS_TEXTURE_2D_ARRAY` flag is not set. + * _format = Texture format. See: `TextureFormat::Enum`. + * _flags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + * _mem = Texture data. If `_mem` is non-NULL, created texture will be immutable. If + * `_mem` is NULL content of the texture is uninitialized. When `_numLayers` is more than + * 1, expected memory layout is texture and all mips together for each array element. + */ + bgfx_texture_handle_t bgfx_create_texture_2d(ushort _width, ushort _height, bool _hasMips, ushort _numLayers, bgfx_texture_format_t _format, ulong _flags, const(bgfx_memory_t)* _mem); + + /** + * Create texture with size based on backbuffer ratio. Texture will maintain ratio + * if back buffer resolution changes. + * Params: + * _ratio = Texture size in respect to back-buffer size. See: `BackbufferRatio::Enum`. + * _hasMips = Indicates that texture contains full mip-map chain. + * _numLayers = Number of layers in texture array. Must be 1 if caps + * `BGFX_CAPS_TEXTURE_2D_ARRAY` flag is not set. + * _format = Texture format. See: `TextureFormat::Enum`. + * _flags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + */ + bgfx_texture_handle_t bgfx_create_texture_2d_scaled(bgfx_backbuffer_ratio_t _ratio, bool _hasMips, ushort _numLayers, bgfx_texture_format_t _format, ulong _flags); + + /** + * Create 3D texture. + * Params: + * _width = Width. + * _height = Height. + * _depth = Depth. + * _hasMips = Indicates that texture contains full mip-map chain. + * _format = Texture format. See: `TextureFormat::Enum`. + * _flags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + * _mem = Texture data. If `_mem` is non-NULL, created texture will be immutable. If + * `_mem` is NULL content of the texture is uninitialized. When `_numLayers` is more than + * 1, expected memory layout is texture and all mips together for each array element. + */ + bgfx_texture_handle_t bgfx_create_texture_3d(ushort _width, ushort _height, ushort _depth, bool _hasMips, bgfx_texture_format_t _format, ulong _flags, const(bgfx_memory_t)* _mem); + + /** + * Create Cube texture. + * Params: + * _size = Cube side size. + * _hasMips = Indicates that texture contains full mip-map chain. + * _numLayers = Number of layers in texture array. Must be 1 if caps + * `BGFX_CAPS_TEXTURE_2D_ARRAY` flag is not set. + * _format = Texture format. See: `TextureFormat::Enum`. + * _flags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + * _mem = Texture data. If `_mem` is non-NULL, created texture will be immutable. If + * `_mem` is NULL content of the texture is uninitialized. When `_numLayers` is more than + * 1, expected memory layout is texture and all mips together for each array element. + */ + bgfx_texture_handle_t bgfx_create_texture_cube(ushort _size, bool _hasMips, ushort _numLayers, bgfx_texture_format_t _format, ulong _flags, const(bgfx_memory_t)* _mem); + + /** + * Update 2D texture. + * Attention: It's valid to update only mutable texture. See `bgfx::createTexture2D` for more info. + * Params: + * _handle = Texture handle. + * _layer = Layer in texture array. + * _mip = Mip level. + * _x = X offset in texture. + * _y = Y offset in texture. + * _width = Width of texture block. + * _height = Height of texture block. + * _mem = Texture update data. + * _pitch = Pitch of input image (bytes). When _pitch is set to + * UINT16_MAX, it will be calculated internally based on _width. + */ + void bgfx_update_texture_2d(bgfx_texture_handle_t _handle, ushort _layer, byte _mip, ushort _x, ushort _y, ushort _width, ushort _height, const(bgfx_memory_t)* _mem, ushort _pitch); + + /** + * Update 3D texture. + * Attention: It's valid to update only mutable texture. See `bgfx::createTexture3D` for more info. + * Params: + * _handle = Texture handle. + * _mip = Mip level. + * _x = X offset in texture. + * _y = Y offset in texture. + * _z = Z offset in texture. + * _width = Width of texture block. + * _height = Height of texture block. + * _depth = Depth of texture block. + * _mem = Texture update data. + */ + void bgfx_update_texture_3d(bgfx_texture_handle_t _handle, byte _mip, ushort _x, ushort _y, ushort _z, ushort _width, ushort _height, ushort _depth, const(bgfx_memory_t)* _mem); + + /** + * Update Cube texture. + * Attention: It's valid to update only mutable texture. See `bgfx::createTextureCube` for more info. + * Params: + * _handle = Texture handle. + * _layer = Layer in texture array. + * _side = Cubemap side `BGFX_CUBE_MAP_<POSITIVE or NEGATIVE>_<X, Y or Z>`, + * where 0 is +X, 1 is -X, 2 is +Y, 3 is -Y, 4 is +Z, and 5 is -Z. + * +----------+ + * |-z 2| + * | ^ +y | + * | | | Unfolded cube: + * | +---->+x | + * +----------+----------+----------+----------+ + * |+y 1|+y 4|+y 0|+y 5| + * | ^ -x | ^ +z | ^ +x | ^ -z | + * | | | | | | | | | + * | +---->+z | +---->+x | +---->-z | +---->-x | + * +----------+----------+----------+----------+ + * |+z 3| + * | ^ -y | + * | | | + * | +---->+x | + * +----------+ + * _mip = Mip level. + * _x = X offset in texture. + * _y = Y offset in texture. + * _width = Width of texture block. + * _height = Height of texture block. + * _mem = Texture update data. + * _pitch = Pitch of input image (bytes). When _pitch is set to + * UINT16_MAX, it will be calculated internally based on _width. + */ + void bgfx_update_texture_cube(bgfx_texture_handle_t _handle, ushort _layer, byte _side, byte _mip, ushort _x, ushort _y, ushort _width, ushort _height, const(bgfx_memory_t)* _mem, ushort _pitch); + + /** + * Read back texture content. + * Attention: Texture must be created with `BGFX_TEXTURE_READ_BACK` flag. + * Attention: Availability depends on: `BGFX_CAPS_TEXTURE_READ_BACK`. + * Params: + * _handle = Texture handle. + * _data = Destination buffer. + * _mip = Mip level. + */ + uint bgfx_read_texture(bgfx_texture_handle_t _handle, void* _data, byte _mip); + + /** + * Set texture debug name. + * Params: + * _handle = Texture handle. + * _name = Texture name. + * _len = Texture name length (if length is INT32_MAX, it's expected + * that _name is zero terminated string. + */ + void bgfx_set_texture_name(bgfx_texture_handle_t _handle, const(char)* _name, int _len); + + /** + * Returns texture direct access pointer. + * Attention: Availability depends on: `BGFX_CAPS_TEXTURE_DIRECT_ACCESS`. This feature + * is available on GPUs that have unified memory architecture (UMA) support. + * Params: + * _handle = Texture handle. + */ + void* bgfx_get_direct_access_ptr(bgfx_texture_handle_t _handle); + + /** + * Destroy texture. + * Params: + * _handle = Texture handle. + */ + void bgfx_destroy_texture(bgfx_texture_handle_t _handle); + + /** + * Create frame buffer (simple). + * Params: + * _width = Texture width. + * _height = Texture height. + * _format = Texture format. See: `TextureFormat::Enum`. + * _textureFlags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + */ + bgfx_frame_buffer_handle_t bgfx_create_frame_buffer(ushort _width, ushort _height, bgfx_texture_format_t _format, ulong _textureFlags); + + /** + * Create frame buffer with size based on backbuffer ratio. Frame buffer will maintain ratio + * if back buffer resolution changes. + * Params: + * _ratio = Frame buffer size in respect to back-buffer size. See: + * `BackbufferRatio::Enum`. + * _format = Texture format. See: `TextureFormat::Enum`. + * _textureFlags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + */ + bgfx_frame_buffer_handle_t bgfx_create_frame_buffer_scaled(bgfx_backbuffer_ratio_t _ratio, bgfx_texture_format_t _format, ulong _textureFlags); + + /** + * Create MRT frame buffer from texture handles (simple). + * Params: + * _num = Number of texture handles. + * _handles = Texture attachments. + * _destroyTexture = If true, textures will be destroyed when + * frame buffer is destroyed. + */ + bgfx_frame_buffer_handle_t bgfx_create_frame_buffer_from_handles(byte _num, const(bgfx_texture_handle_t)* _handles, bool _destroyTexture); + + /** + * Create MRT frame buffer from texture handles with specific layer and + * mip level. + * Params: + * _num = Number of attachements. + * _attachment = Attachment texture info. See: `bgfx::Attachment`. + * _destroyTexture = If true, textures will be destroyed when + * frame buffer is destroyed. + */ + bgfx_frame_buffer_handle_t bgfx_create_frame_buffer_from_attachment(byte _num, const(bgfx_attachment_t)* _attachment, bool _destroyTexture); + + /** + * Create frame buffer for multiple window rendering. + * Remarks: + * Frame buffer cannot be used for sampling. + * Attention: Availability depends on: `BGFX_CAPS_SWAP_CHAIN`. + * Params: + * _nwh = OS' target native window handle. + * _width = Window back buffer width. + * _height = Window back buffer height. + * _format = Window back buffer color format. + * _depthFormat = Window back buffer depth format. + */ + bgfx_frame_buffer_handle_t bgfx_create_frame_buffer_from_nwh(void* _nwh, ushort _width, ushort _height, bgfx_texture_format_t _format, bgfx_texture_format_t _depthFormat); + + /** + * Set frame buffer debug name. + * Params: + * _handle = Frame buffer handle. + * _name = Frame buffer name. + * _len = Frame buffer name length (if length is INT32_MAX, it's expected + * that _name is zero terminated string. + */ + void bgfx_set_frame_buffer_name(bgfx_frame_buffer_handle_t _handle, const(char)* _name, int _len); + + /** + * Obtain texture handle of frame buffer attachment. + * Params: + * _handle = Frame buffer handle. + */ + bgfx_texture_handle_t bgfx_get_texture(bgfx_frame_buffer_handle_t _handle, byte _attachment); + + /** + * Destroy frame buffer. + * Params: + * _handle = Frame buffer handle. + */ + void bgfx_destroy_frame_buffer(bgfx_frame_buffer_handle_t _handle); + + /** + * Create shader uniform parameter. + * Remarks: + * 1. Uniform names are unique. It's valid to call `bgfx::createUniform` + * multiple times with the same uniform name. The library will always + * return the same handle, but the handle reference count will be + * incremented. This means that the same number of `bgfx::destroyUniform` + * must be called to properly destroy the uniform. + * 2. Predefined uniforms (declared in `bgfx_shader.sh`): + * - `u_viewRect vec4(x, y, width, height)` - view rectangle for current + * view, in pixels. + * - `u_viewTexel vec4(1.0/width, 1.0/height, undef, undef)` - inverse + * width and height + * - `u_view mat4` - view matrix + * - `u_invView mat4` - inverted view matrix + * - `u_proj mat4` - projection matrix + * - `u_invProj mat4` - inverted projection matrix + * - `u_viewProj mat4` - concatenated view projection matrix + * - `u_invViewProj mat4` - concatenated inverted view projection matrix + * - `u_model mat4[BGFX_CONFIG_MAX_BONES]` - array of model matrices. + * - `u_modelView mat4` - concatenated model view matrix, only first + * model matrix from array is used. + * - `u_modelViewProj mat4` - concatenated model view projection matrix. + * - `u_alphaRef float` - alpha reference value for alpha test. + * Params: + * _name = Uniform name in shader. + * _type = Type of uniform (See: `bgfx::UniformType`). + * _num = Number of elements in array. + */ + bgfx_uniform_handle_t bgfx_create_uniform(const(char)* _name, bgfx_uniform_type_t _type, ushort _num); + + /** + * Retrieve uniform info. + * Params: + * _handle = Handle to uniform object. + * _info = Uniform info. + */ + void bgfx_get_uniform_info(bgfx_uniform_handle_t _handle, bgfx_uniform_info_t* _info); + + /** + * Destroy shader uniform parameter. + * Params: + * _handle = Handle to uniform object. + */ + void bgfx_destroy_uniform(bgfx_uniform_handle_t _handle); + + /** + * Create occlusion query. + */ + bgfx_occlusion_query_handle_t bgfx_create_occlusion_query(); + + /** + * Retrieve occlusion query result from previous frame. + * Params: + * _handle = Handle to occlusion query object. + * _result = Number of pixels that passed test. This argument + * can be `NULL` if result of occlusion query is not needed. + */ + bgfx_occlusion_query_result_t bgfx_get_result(bgfx_occlusion_query_handle_t _handle, int* _result); + + /** + * Destroy occlusion query. + * Params: + * _handle = Handle to occlusion query object. + */ + void bgfx_destroy_occlusion_query(bgfx_occlusion_query_handle_t _handle); + + /** + * Set palette color value. + * Params: + * _index = Index into palette. + * _rgba = RGBA floating point values. + */ + void bgfx_set_palette_color(byte _index, const float[4] _rgba); + + /** + * Set palette color value. + * Params: + * _index = Index into palette. + * _rgba = Packed 32-bit RGBA value. + */ + void bgfx_set_palette_color_rgba8(byte _index, uint _rgba); + + /** + * Set view name. + * Remarks: + * This is debug only feature. + * In graphics debugger view name will appear as: + * "nnnc <view name>" + * ^ ^ ^ + * | +--- compute (C) + * +------ view id + * Params: + * _id = View id. + * _name = View name. + */ + void bgfx_set_view_name(bgfx_view_id_t _id, const(char)* _name); + + /** + * Set view rectangle. Draw primitive outside view will be clipped. + * Params: + * _id = View id. + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _width = Width of view port region. + * _height = Height of view port region. + */ + void bgfx_set_view_rect(bgfx_view_id_t _id, ushort _x, ushort _y, ushort _width, ushort _height); + + /** + * Set view rectangle. Draw primitive outside view will be clipped. + * Params: + * _id = View id. + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _ratio = Width and height will be set in respect to back-buffer size. + * See: `BackbufferRatio::Enum`. + */ + void bgfx_set_view_rect_ratio(bgfx_view_id_t _id, ushort _x, ushort _y, bgfx_backbuffer_ratio_t _ratio); + + /** + * Set view scissor. Draw primitive outside view will be clipped. When + * _x, _y, _width and _height are set to 0, scissor will be disabled. + * Params: + * _id = View id. + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _width = Width of view scissor region. + * _height = Height of view scissor region. + */ + void bgfx_set_view_scissor(bgfx_view_id_t _id, ushort _x, ushort _y, ushort _width, ushort _height); + + /** + * Set view clear flags. + * Params: + * _id = View id. + * _flags = Clear flags. Use `BGFX_CLEAR_NONE` to remove any clear + * operation. See: `BGFX_CLEAR_*`. + * _rgba = Color clear value. + * _depth = Depth clear value. + * _stencil = Stencil clear value. + */ + void bgfx_set_view_clear(bgfx_view_id_t _id, ushort _flags, uint _rgba, float _depth, byte _stencil); + + /** + * Set view clear flags with different clear color for each + * frame buffer texture. Must use `bgfx::setPaletteColor` to setup clear color + * palette. + * Params: + * _id = View id. + * _flags = Clear flags. Use `BGFX_CLEAR_NONE` to remove any clear + * operation. See: `BGFX_CLEAR_*`. + * _depth = Depth clear value. + * _stencil = Stencil clear value. + * _c0 = Palette index for frame buffer attachment 0. + * _c1 = Palette index for frame buffer attachment 1. + * _c2 = Palette index for frame buffer attachment 2. + * _c3 = Palette index for frame buffer attachment 3. + * _c4 = Palette index for frame buffer attachment 4. + * _c5 = Palette index for frame buffer attachment 5. + * _c6 = Palette index for frame buffer attachment 6. + * _c7 = Palette index for frame buffer attachment 7. + */ + void bgfx_set_view_clear_mrt(bgfx_view_id_t _id, ushort _flags, float _depth, byte _stencil, byte _c0, byte _c1, byte _c2, byte _c3, byte _c4, byte _c5, byte _c6, byte _c7); + + /** + * Set view sorting mode. + * Remarks: + * View mode must be set prior calling `bgfx::submit` for the view. + * Params: + * _id = View id. + * _mode = View sort mode. See `ViewMode::Enum`. + */ + void bgfx_set_view_mode(bgfx_view_id_t _id, bgfx_view_mode_t _mode); + + /** + * Set view frame buffer. + * Remarks: + * Not persistent after `bgfx::reset` call. + * Params: + * _id = View id. + * _handle = Frame buffer handle. Passing `BGFX_INVALID_HANDLE` as + * frame buffer handle will draw primitives from this view into + * default back buffer. + */ + void bgfx_set_view_frame_buffer(bgfx_view_id_t _id, bgfx_frame_buffer_handle_t _handle); + + /** + * Set view view and projection matrices, all draw primitives in this + * view will use these matrices. + * Params: + * _id = View id. + * _view = View matrix. + * _proj = Projection matrix. + */ + void bgfx_set_view_transform(bgfx_view_id_t _id, const(void)* _view, const(void)* _proj); + + /** + * Post submit view reordering. + * Params: + * _id = First view id. + * _num = Number of views to remap. + * _order = View remap id table. Passing `NULL` will reset view ids + * to default state. + */ + void bgfx_set_view_order(bgfx_view_id_t _id, ushort _num, const(bgfx_view_id_t)* _order); + + /** + * Begin submitting draw calls from thread. + * Params: + * _forThread = Explicitly request an encoder for a worker thread. + */ + bgfx_encoder_t* bgfx_encoder_begin(bool _forThread); + + /** + * End submitting draw calls from thread. + * Params: + * _encoder = Encoder. + */ + void bgfx_encoder_end(bgfx_encoder_t* _encoder); + + /** + * Sets a debug marker. This allows you to group graphics calls together for easy browsing in + * graphics debugging tools. + * Params: + * _marker = Marker string. + */ + void bgfx_encoder_set_marker(bgfx_encoder_t* _this, const(char)* _marker); + + /** + * Set render states for draw primitive. + * Remarks: + * 1. To setup more complex states use: + * `BGFX_STATE_ALPHA_REF(_ref)`, + * `BGFX_STATE_POINT_SIZE(_size)`, + * `BGFX_STATE_BLEND_FUNC(_src, _dst)`, + * `BGFX_STATE_BLEND_FUNC_SEPARATE(_srcRGB, _dstRGB, _srcA, _dstA)`, + * `BGFX_STATE_BLEND_EQUATION(_equation)`, + * `BGFX_STATE_BLEND_EQUATION_SEPARATE(_equationRGB, _equationA)` + * 2. `BGFX_STATE_BLEND_EQUATION_ADD` is set when no other blend + * equation is specified. + * Params: + * _state = State flags. Default state for primitive type is + * triangles. See: `BGFX_STATE_DEFAULT`. + * - `BGFX_STATE_DEPTH_TEST_*` - Depth test function. + * - `BGFX_STATE_BLEND_*` - See remark 1 about BGFX_STATE_BLEND_FUNC. + * - `BGFX_STATE_BLEND_EQUATION_*` - See remark 2. + * - `BGFX_STATE_CULL_*` - Backface culling mode. + * - `BGFX_STATE_WRITE_*` - Enable R, G, B, A or Z write. + * - `BGFX_STATE_MSAA` - Enable hardware multisample antialiasing. + * - `BGFX_STATE_PT_[TRISTRIP/LINES/POINTS]` - Primitive type. + * _rgba = Sets blend factor used by `BGFX_STATE_BLEND_FACTOR` and + * `BGFX_STATE_BLEND_INV_FACTOR` blend modes. + */ + void bgfx_encoder_set_state(bgfx_encoder_t* _this, ulong _state, uint _rgba); + + /** + * Set condition for rendering. + * Params: + * _handle = Occlusion query handle. + * _visible = Render if occlusion query is visible. + */ + void bgfx_encoder_set_condition(bgfx_encoder_t* _this, bgfx_occlusion_query_handle_t _handle, bool _visible); + + /** + * Set stencil test state. + * Params: + * _fstencil = Front stencil state. + * _bstencil = Back stencil state. If back is set to `BGFX_STENCIL_NONE` + * _fstencil is applied to both front and back facing primitives. + */ + void bgfx_encoder_set_stencil(bgfx_encoder_t* _this, uint _fstencil, uint _bstencil); + + /** + * Set scissor for draw primitive. + * Remarks: + * To scissor for all primitives in view see `bgfx::setViewScissor`. + * Params: + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _width = Width of view scissor region. + * _height = Height of view scissor region. + */ + ushort bgfx_encoder_set_scissor(bgfx_encoder_t* _this, ushort _x, ushort _y, ushort _width, ushort _height); + + /** + * Set scissor from cache for draw primitive. + * Remarks: + * To scissor for all primitives in view see `bgfx::setViewScissor`. + * Params: + * _cache = Index in scissor cache. + */ + void bgfx_encoder_set_scissor_cached(bgfx_encoder_t* _this, ushort _cache); + + /** + * Set model matrix for draw primitive. If it is not called, + * the model will be rendered with an identity model matrix. + * Params: + * _mtx = Pointer to first matrix in array. + * _num = Number of matrices in array. + */ + uint bgfx_encoder_set_transform(bgfx_encoder_t* _this, const(void)* _mtx, ushort _num); + + /** + * Set model matrix from matrix cache for draw primitive. + * Params: + * _cache = Index in matrix cache. + * _num = Number of matrices from cache. + */ + void bgfx_encoder_set_transform_cached(bgfx_encoder_t* _this, uint _cache, ushort _num); + + /** + * Reserve matrices in internal matrix cache. + * Attention: Pointer returned can be modifed until `bgfx::frame` is called. + * Params: + * _transform = Pointer to `Transform` structure. + * _num = Number of matrices. + */ + uint bgfx_encoder_alloc_transform(bgfx_encoder_t* _this, bgfx_transform_t* _transform, ushort _num); + + /** + * Set shader uniform parameter for draw primitive. + * Params: + * _handle = Uniform. + * _value = Pointer to uniform data. + * _num = Number of elements. Passing `UINT16_MAX` will + * use the _num passed on uniform creation. + */ + void bgfx_encoder_set_uniform(bgfx_encoder_t* _this, bgfx_uniform_handle_t _handle, const(void)* _value, ushort _num); + + /** + * Set index buffer for draw primitive. + * Params: + * _handle = Index buffer. + * _firstIndex = First index to render. + * _numIndices = Number of indices to render. + */ + void bgfx_encoder_set_index_buffer(bgfx_encoder_t* _this, bgfx_index_buffer_handle_t _handle, uint _firstIndex, uint _numIndices); + + /** + * Set index buffer for draw primitive. + * Params: + * _handle = Dynamic index buffer. + * _firstIndex = First index to render. + * _numIndices = Number of indices to render. + */ + void bgfx_encoder_set_dynamic_index_buffer(bgfx_encoder_t* _this, bgfx_dynamic_index_buffer_handle_t _handle, uint _firstIndex, uint _numIndices); + + /** + * Set index buffer for draw primitive. + * Params: + * _tib = Transient index buffer. + * _firstIndex = First index to render. + * _numIndices = Number of indices to render. + */ + void bgfx_encoder_set_transient_index_buffer(bgfx_encoder_t* _this, const(bgfx_transient_index_buffer_t)* _tib, uint _firstIndex, uint _numIndices); + + /** + * Set vertex buffer for draw primitive. + * Params: + * _stream = Vertex stream. + * _handle = Vertex buffer. + * _startVertex = First vertex to render. + * _numVertices = Number of vertices to render. + * _layoutHandle = Vertex layout for aliasing vertex buffer. + */ + void bgfx_encoder_set_vertex_buffer(bgfx_encoder_t* _this, byte _stream, bgfx_vertex_buffer_handle_t _handle, uint _startVertex, uint _numVertices, bgfx_vertex_layout_handle_t _layoutHandle); + + /** + * Set vertex buffer for draw primitive. + * Params: + * _stream = Vertex stream. + * _handle = Dynamic vertex buffer. + * _startVertex = First vertex to render. + * _numVertices = Number of vertices to render. + * _layoutHandle = Vertex layout for aliasing vertex buffer. + */ + void bgfx_encoder_set_dynamic_vertex_buffer(bgfx_encoder_t* _this, byte _stream, bgfx_dynamic_vertex_buffer_handle_t _handle, uint _startVertex, uint _numVertices, bgfx_vertex_layout_handle_t _layoutHandle); + + /** + * Set vertex buffer for draw primitive. + * Params: + * _stream = Vertex stream. + * _tvb = Transient vertex buffer. + * _startVertex = First vertex to render. + * _numVertices = Number of vertices to render. + * _layoutHandle = Vertex layout for aliasing vertex buffer. + */ + void bgfx_encoder_set_transient_vertex_buffer(bgfx_encoder_t* _this, byte _stream, const(bgfx_transient_vertex_buffer_t)* _tvb, uint _startVertex, uint _numVertices, bgfx_vertex_layout_handle_t _layoutHandle); + + /** + * Set number of vertices for auto generated vertices use in conjuction + * with gl_VertexID. + * Attention: Availability depends on: `BGFX_CAPS_VERTEX_ID`. + * Params: + * _numVertices = Number of vertices. + */ + void bgfx_encoder_set_vertex_count(bgfx_encoder_t* _this, uint _numVertices); + + /** + * Set instance data buffer for draw primitive. + * Params: + * _idb = Transient instance data buffer. + * _start = First instance data. + * _num = Number of data instances. + */ + void bgfx_encoder_set_instance_data_buffer(bgfx_encoder_t* _this, const(bgfx_instance_data_buffer_t)* _idb, uint _start, uint _num); + + /** + * Set instance data buffer for draw primitive. + * Params: + * _handle = Vertex buffer. + * _startVertex = First instance data. + * _num = Number of data instances. + * Set instance data buffer for draw primitive. + */ + void bgfx_encoder_set_instance_data_from_vertex_buffer(bgfx_encoder_t* _this, bgfx_vertex_buffer_handle_t _handle, uint _startVertex, uint _num); + + /** + * Set instance data buffer for draw primitive. + * Params: + * _handle = Dynamic vertex buffer. + * _startVertex = First instance data. + * _num = Number of data instances. + */ + void bgfx_encoder_set_instance_data_from_dynamic_vertex_buffer(bgfx_encoder_t* _this, bgfx_dynamic_vertex_buffer_handle_t _handle, uint _startVertex, uint _num); + + /** + * Set number of instances for auto generated instances use in conjuction + * with gl_InstanceID. + * Attention: Availability depends on: `BGFX_CAPS_VERTEX_ID`. + */ + void bgfx_encoder_set_instance_count(bgfx_encoder_t* _this, uint _numInstances); + + /** + * Set texture stage for draw primitive. + * Params: + * _stage = Texture unit. + * _sampler = Program sampler. + * _handle = Texture handle. + * _flags = Texture sampling mode. Default value UINT32_MAX uses + * texture sampling settings from the texture. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + */ + void bgfx_encoder_set_texture(bgfx_encoder_t* _this, byte _stage, bgfx_uniform_handle_t _sampler, bgfx_texture_handle_t _handle, uint _flags); + + /** + * Submit an empty primitive for rendering. Uniforms and draw state + * will be applied but no geometry will be submitted. + * Remarks: + * These empty draw calls will sort before ordinary draw calls. + * Params: + * _id = View id. + */ + void bgfx_encoder_touch(bgfx_encoder_t* _this, bgfx_view_id_t _id); + + /** + * Submit primitive for rendering. + * Params: + * _id = View id. + * _program = Program. + * _depth = Depth for sorting. + * _preserveState = Preserve internal draw state for next draw call submit. + */ + void bgfx_encoder_submit(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _depth, bool _preserveState); + + /** + * Submit primitive with occlusion query for rendering. + * Params: + * _id = View id. + * _program = Program. + * _occlusionQuery = Occlusion query. + * _depth = Depth for sorting. + * _preserveState = Preserve internal draw state for next draw call submit. + */ + void bgfx_encoder_submit_occlusion_query(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint _depth, bool _preserveState); + + /** + * Submit primitive for rendering with index and instance data info from + * indirect buffer. + * Params: + * _id = View id. + * _program = Program. + * _indirectHandle = Indirect buffer. + * _start = First element in indirect buffer. + * _num = Number of dispatches. + * _depth = Depth for sorting. + * _preserveState = Preserve internal draw state for next draw call submit. + */ + void bgfx_encoder_submit_indirect(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num, uint _depth, bool _preserveState); + + /** + * Set compute index buffer. + * Params: + * _stage = Compute stage. + * _handle = Index buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + void bgfx_encoder_set_compute_index_buffer(bgfx_encoder_t* _this, byte _stage, bgfx_index_buffer_handle_t _handle, bgfx_access_t _access); + + /** + * Set compute vertex buffer. + * Params: + * _stage = Compute stage. + * _handle = Vertex buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + void bgfx_encoder_set_compute_vertex_buffer(bgfx_encoder_t* _this, byte _stage, bgfx_vertex_buffer_handle_t _handle, bgfx_access_t _access); + + /** + * Set compute dynamic index buffer. + * Params: + * _stage = Compute stage. + * _handle = Dynamic index buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + void bgfx_encoder_set_compute_dynamic_index_buffer(bgfx_encoder_t* _this, byte _stage, bgfx_dynamic_index_buffer_handle_t _handle, bgfx_access_t _access); + + /** + * Set compute dynamic vertex buffer. + * Params: + * _stage = Compute stage. + * _handle = Dynamic vertex buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + void bgfx_encoder_set_compute_dynamic_vertex_buffer(bgfx_encoder_t* _this, byte _stage, bgfx_dynamic_vertex_buffer_handle_t _handle, bgfx_access_t _access); + + /** + * Set compute indirect buffer. + * Params: + * _stage = Compute stage. + * _handle = Indirect buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + void bgfx_encoder_set_compute_indirect_buffer(bgfx_encoder_t* _this, byte _stage, bgfx_indirect_buffer_handle_t _handle, bgfx_access_t _access); + + /** + * Set compute image from texture. + * Params: + * _stage = Compute stage. + * _handle = Texture handle. + * _mip = Mip level. + * _access = Image access. See `Access::Enum`. + * _format = Texture format. See: `TextureFormat::Enum`. + */ + void bgfx_encoder_set_image(bgfx_encoder_t* _this, byte _stage, bgfx_texture_handle_t _handle, byte _mip, bgfx_access_t _access, bgfx_texture_format_t _format); + + /** + * Dispatch compute. + * Params: + * _id = View id. + * _program = Compute program. + * _numX = Number of groups X. + * _numY = Number of groups Y. + * _numZ = Number of groups Z. + */ + void bgfx_encoder_dispatch(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _numX, uint _numY, uint _numZ); + + /** + * Dispatch compute indirect. + * Params: + * _id = View id. + * _program = Compute program. + * _indirectHandle = Indirect buffer. + * _start = First element in indirect buffer. + * _num = Number of dispatches. + */ + void bgfx_encoder_dispatch_indirect(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num); + + /** + * Discard all previously set state for draw or compute call. + */ + void bgfx_encoder_discard(bgfx_encoder_t* _this); + + /** + * Blit 2D texture region between two 2D textures. + * Attention: Destination texture must be created with `BGFX_TEXTURE_BLIT_DST` flag. + * Attention: Availability depends on: `BGFX_CAPS_TEXTURE_BLIT`. + * Params: + * _id = View id. + * _dst = Destination texture handle. + * _dstMip = Destination texture mip level. + * _dstX = Destination texture X position. + * _dstY = Destination texture Y position. + * _dstZ = If texture is 2D this argument should be 0. If destination texture is cube + * this argument represents destination texture cube face. For 3D texture this argument + * represents destination texture Z position. + * _src = Source texture handle. + * _srcMip = Source texture mip level. + * _srcX = Source texture X position. + * _srcY = Source texture Y position. + * _srcZ = If texture is 2D this argument should be 0. If source texture is cube + * this argument represents source texture cube face. For 3D texture this argument + * represents source texture Z position. + * _width = Width of region. + * _height = Height of region. + * _depth = If texture is 3D this argument represents depth of region, otherwise it's + * unused. + */ + void bgfx_encoder_blit(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_texture_handle_t _dst, byte _dstMip, ushort _dstX, ushort _dstY, ushort _dstZ, bgfx_texture_handle_t _src, byte _srcMip, ushort _srcX, ushort _srcY, ushort _srcZ, ushort _width, ushort _height, ushort _depth); + + /** + * Request screen shot of window back buffer. + * Remarks: + * `bgfx::CallbackI::screenShot` must be implemented. + * Attention: Frame buffer handle must be created with OS' target native window handle. + * Params: + * _handle = Frame buffer handle. If handle is `BGFX_INVALID_HANDLE` request will be + * made for main window back buffer. + * _filePath = Will be passed to `bgfx::CallbackI::screenShot` callback. + */ + void bgfx_request_screen_shot(bgfx_frame_buffer_handle_t _handle, const(char)* _filePath); + + /** + * Render frame. + * Attention: `bgfx::renderFrame` is blocking call. It waits for + * `bgfx::frame` to be called from API thread to process frame. + * If timeout value is passed call will timeout and return even + * if `bgfx::frame` is not called. + * Warning: This call should be only used on platforms that don't + * allow creating separate rendering thread. If it is called before + * to bgfx::init, render thread won't be created by bgfx::init call. + * Params: + * _msecs = Timeout in milliseconds. + */ + bgfx_render_frame_t bgfx_render_frame(int _msecs); + + /** + * Set platform data. + * Warning: Must be called before `bgfx::init`. + * Params: + * _data = Platform data. + */ + void bgfx_set_platform_data(const(bgfx_platform_data_t)* _data); + + /** + * Get internal data for interop. + * Attention: It's expected you understand some bgfx internals before you + * use this call. + * Warning: Must be called only on render thread. + */ + const(bgfx_internal_data_t)* bgfx_get_internal_data(); + + /** + * Override internal texture with externally created texture. Previously + * created internal texture will released. + * Attention: It's expected you understand some bgfx internals before you + * use this call. + * Warning: Must be called only on render thread. + * Params: + * _handle = Texture handle. + * _ptr = Native API pointer to texture. + */ + ulong bgfx_override_internal_texture_ptr(bgfx_texture_handle_t _handle, ulong _ptr); + + /** + * Override internal texture by creating new texture. Previously created + * internal texture will released. + * Attention: It's expected you understand some bgfx internals before you + * use this call. + * Returns: Native API pointer to texture. If result is 0, texture is not created yet from the + * main thread. + * Warning: Must be called only on render thread. + * Params: + * _handle = Texture handle. + * _width = Width. + * _height = Height. + * _numMips = Number of mip-maps. + * _format = Texture format. See: `TextureFormat::Enum`. + * _flags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + */ + ulong bgfx_override_internal_texture(bgfx_texture_handle_t _handle, ushort _width, ushort _height, byte _numMips, bgfx_texture_format_t _format, ulong _flags); + + /** + * Sets a debug marker. This allows you to group graphics calls together for easy browsing in + * graphics debugging tools. + * Params: + * _marker = Marker string. + */ + void bgfx_set_marker(const(char)* _marker); + + /** + * Set render states for draw primitive. + * Remarks: + * 1. To setup more complex states use: + * `BGFX_STATE_ALPHA_REF(_ref)`, + * `BGFX_STATE_POINT_SIZE(_size)`, + * `BGFX_STATE_BLEND_FUNC(_src, _dst)`, + * `BGFX_STATE_BLEND_FUNC_SEPARATE(_srcRGB, _dstRGB, _srcA, _dstA)`, + * `BGFX_STATE_BLEND_EQUATION(_equation)`, + * `BGFX_STATE_BLEND_EQUATION_SEPARATE(_equationRGB, _equationA)` + * 2. `BGFX_STATE_BLEND_EQUATION_ADD` is set when no other blend + * equation is specified. + * Params: + * _state = State flags. Default state for primitive type is + * triangles. See: `BGFX_STATE_DEFAULT`. + * - `BGFX_STATE_DEPTH_TEST_*` - Depth test function. + * - `BGFX_STATE_BLEND_*` - See remark 1 about BGFX_STATE_BLEND_FUNC. + * - `BGFX_STATE_BLEND_EQUATION_*` - See remark 2. + * - `BGFX_STATE_CULL_*` - Backface culling mode. + * - `BGFX_STATE_WRITE_*` - Enable R, G, B, A or Z write. + * - `BGFX_STATE_MSAA` - Enable hardware multisample antialiasing. + * - `BGFX_STATE_PT_[TRISTRIP/LINES/POINTS]` - Primitive type. + * _rgba = Sets blend factor used by `BGFX_STATE_BLEND_FACTOR` and + * `BGFX_STATE_BLEND_INV_FACTOR` blend modes. + */ + void bgfx_set_state(ulong _state, uint _rgba); + + /** + * Set condition for rendering. + * Params: + * _handle = Occlusion query handle. + * _visible = Render if occlusion query is visible. + */ + void bgfx_set_condition(bgfx_occlusion_query_handle_t _handle, bool _visible); + + /** + * Set stencil test state. + * Params: + * _fstencil = Front stencil state. + * _bstencil = Back stencil state. If back is set to `BGFX_STENCIL_NONE` + * _fstencil is applied to both front and back facing primitives. + */ + void bgfx_set_stencil(uint _fstencil, uint _bstencil); + + /** + * Set scissor for draw primitive. + * Remarks: + * To scissor for all primitives in view see `bgfx::setViewScissor`. + * Params: + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _width = Width of view scissor region. + * _height = Height of view scissor region. + */ + ushort bgfx_set_scissor(ushort _x, ushort _y, ushort _width, ushort _height); + + /** + * Set scissor from cache for draw primitive. + * Remarks: + * To scissor for all primitives in view see `bgfx::setViewScissor`. + * Params: + * _cache = Index in scissor cache. + */ + void bgfx_set_scissor_cached(ushort _cache); + + /** + * Set model matrix for draw primitive. If it is not called, + * the model will be rendered with an identity model matrix. + * Params: + * _mtx = Pointer to first matrix in array. + * _num = Number of matrices in array. + */ + uint bgfx_set_transform(const(void)* _mtx, ushort _num); + + /** + * Set model matrix from matrix cache for draw primitive. + * Params: + * _cache = Index in matrix cache. + * _num = Number of matrices from cache. + */ + void bgfx_set_transform_cached(uint _cache, ushort _num); + + /** + * Reserve matrices in internal matrix cache. + * Attention: Pointer returned can be modifed until `bgfx::frame` is called. + * Params: + * _transform = Pointer to `Transform` structure. + * _num = Number of matrices. + */ + uint bgfx_alloc_transform(bgfx_transform_t* _transform, ushort _num); + + /** + * Set shader uniform parameter for draw primitive. + * Params: + * _handle = Uniform. + * _value = Pointer to uniform data. + * _num = Number of elements. Passing `UINT16_MAX` will + * use the _num passed on uniform creation. + */ + void bgfx_set_uniform(bgfx_uniform_handle_t _handle, const(void)* _value, ushort _num); + + /** + * Set index buffer for draw primitive. + * Params: + * _handle = Index buffer. + * _firstIndex = First index to render. + * _numIndices = Number of indices to render. + */ + void bgfx_set_index_buffer(bgfx_index_buffer_handle_t _handle, uint _firstIndex, uint _numIndices); + + /** + * Set index buffer for draw primitive. + * Params: + * _handle = Dynamic index buffer. + * _firstIndex = First index to render. + * _numIndices = Number of indices to render. + */ + void bgfx_set_dynamic_index_buffer(bgfx_dynamic_index_buffer_handle_t _handle, uint _firstIndex, uint _numIndices); + + /** + * Set index buffer for draw primitive. + * Params: + * _tib = Transient index buffer. + * _firstIndex = First index to render. + * _numIndices = Number of indices to render. + */ + void bgfx_set_transient_index_buffer(const(bgfx_transient_index_buffer_t)* _tib, uint _firstIndex, uint _numIndices); + + /** + * Set vertex buffer for draw primitive. + * Params: + * _stream = Vertex stream. + * _handle = Vertex buffer. + * _startVertex = First vertex to render. + * _numVertices = Number of vertices to render. + */ + void bgfx_set_vertex_buffer(byte _stream, bgfx_vertex_buffer_handle_t _handle, uint _startVertex, uint _numVertices); + + /** + * Set vertex buffer for draw primitive. + * Params: + * _stream = Vertex stream. + * _handle = Dynamic vertex buffer. + * _startVertex = First vertex to render. + * _numVertices = Number of vertices to render. + */ + void bgfx_set_dynamic_vertex_buffer(byte _stream, bgfx_dynamic_vertex_buffer_handle_t _handle, uint _startVertex, uint _numVertices); + + /** + * Set vertex buffer for draw primitive. + * Params: + * _stream = Vertex stream. + * _tvb = Transient vertex buffer. + * _startVertex = First vertex to render. + * _numVertices = Number of vertices to render. + */ + void bgfx_set_transient_vertex_buffer(byte _stream, const(bgfx_transient_vertex_buffer_t)* _tvb, uint _startVertex, uint _numVertices); + + /** + * Set number of vertices for auto generated vertices use in conjuction + * with gl_VertexID. + * Attention: Availability depends on: `BGFX_CAPS_VERTEX_ID`. + * Params: + * _numVertices = Number of vertices. + */ + void bgfx_set_vertex_count(uint _numVertices); + + /** + * Set instance data buffer for draw primitive. + * Params: + * _idb = Transient instance data buffer. + * _start = First instance data. + * _num = Number of data instances. + */ + void bgfx_set_instance_data_buffer(const(bgfx_instance_data_buffer_t)* _idb, uint _start, uint _num); + + /** + * Set instance data buffer for draw primitive. + * Params: + * _handle = Vertex buffer. + * _startVertex = First instance data. + * _num = Number of data instances. + * Set instance data buffer for draw primitive. + */ + void bgfx_set_instance_data_from_vertex_buffer(bgfx_vertex_buffer_handle_t _handle, uint _startVertex, uint _num); + + /** + * Set instance data buffer for draw primitive. + * Params: + * _handle = Dynamic vertex buffer. + * _startVertex = First instance data. + * _num = Number of data instances. + */ + void bgfx_set_instance_data_from_dynamic_vertex_buffer(bgfx_dynamic_vertex_buffer_handle_t _handle, uint _startVertex, uint _num); + + /** + * Set number of instances for auto generated instances use in conjuction + * with gl_InstanceID. + * Attention: Availability depends on: `BGFX_CAPS_VERTEX_ID`. + */ + void bgfx_set_instance_count(uint _numInstances); + + /** + * Set texture stage for draw primitive. + * Params: + * _stage = Texture unit. + * _sampler = Program sampler. + * _handle = Texture handle. + * _flags = Texture sampling mode. Default value UINT32_MAX uses + * texture sampling settings from the texture. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + */ + void bgfx_set_texture(byte _stage, bgfx_uniform_handle_t _sampler, bgfx_texture_handle_t _handle, uint _flags); + + /** + * Submit an empty primitive for rendering. Uniforms and draw state + * will be applied but no geometry will be submitted. + * Remarks: + * These empty draw calls will sort before ordinary draw calls. + * Params: + * _id = View id. + */ + void bgfx_touch(bgfx_view_id_t _id); + + /** + * Submit primitive for rendering. + * Params: + * _id = View id. + * _program = Program. + * _depth = Depth for sorting. + * _preserveState = Preserve internal draw state for next draw call submit. + */ + void bgfx_submit(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _depth, bool _preserveState); + + /** + * Submit primitive with occlusion query for rendering. + * Params: + * _id = View id. + * _program = Program. + * _occlusionQuery = Occlusion query. + * _depth = Depth for sorting. + * _preserveState = Preserve internal draw state for next draw call submit. + */ + void bgfx_submit_occlusion_query(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint _depth, bool _preserveState); + + /** + * Submit primitive for rendering with index and instance data info from + * indirect buffer. + * Params: + * _id = View id. + * _program = Program. + * _indirectHandle = Indirect buffer. + * _start = First element in indirect buffer. + * _num = Number of dispatches. + * _depth = Depth for sorting. + * _preserveState = Preserve internal draw state for next draw call submit. + */ + void bgfx_submit_indirect(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num, uint _depth, bool _preserveState); + + /** + * Set compute index buffer. + * Params: + * _stage = Compute stage. + * _handle = Index buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + void bgfx_set_compute_index_buffer(byte _stage, bgfx_index_buffer_handle_t _handle, bgfx_access_t _access); + + /** + * Set compute vertex buffer. + * Params: + * _stage = Compute stage. + * _handle = Vertex buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + void bgfx_set_compute_vertex_buffer(byte _stage, bgfx_vertex_buffer_handle_t _handle, bgfx_access_t _access); + + /** + * Set compute dynamic index buffer. + * Params: + * _stage = Compute stage. + * _handle = Dynamic index buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + void bgfx_set_compute_dynamic_index_buffer(byte _stage, bgfx_dynamic_index_buffer_handle_t _handle, bgfx_access_t _access); + + /** + * Set compute dynamic vertex buffer. + * Params: + * _stage = Compute stage. + * _handle = Dynamic vertex buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + void bgfx_set_compute_dynamic_vertex_buffer(byte _stage, bgfx_dynamic_vertex_buffer_handle_t _handle, bgfx_access_t _access); + + /** + * Set compute indirect buffer. + * Params: + * _stage = Compute stage. + * _handle = Indirect buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + void bgfx_set_compute_indirect_buffer(byte _stage, bgfx_indirect_buffer_handle_t _handle, bgfx_access_t _access); + + /** + * Set compute image from texture. + * Params: + * _stage = Compute stage. + * _handle = Texture handle. + * _mip = Mip level. + * _access = Image access. See `Access::Enum`. + * _format = Texture format. See: `TextureFormat::Enum`. + */ + void bgfx_set_image(byte _stage, bgfx_texture_handle_t _handle, byte _mip, bgfx_access_t _access, bgfx_texture_format_t _format); + + /** + * Dispatch compute. + * Params: + * _id = View id. + * _program = Compute program. + * _numX = Number of groups X. + * _numY = Number of groups Y. + * _numZ = Number of groups Z. + */ + void bgfx_dispatch(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _numX, uint _numY, uint _numZ); + + /** + * Dispatch compute indirect. + * Params: + * _id = View id. + * _program = Compute program. + * _indirectHandle = Indirect buffer. + * _start = First element in indirect buffer. + * _num = Number of dispatches. + */ + void bgfx_dispatch_indirect(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num); + + /** + * Discard all previously set state for draw or compute call. + */ + void bgfx_discard(); + + /** + * Blit 2D texture region between two 2D textures. + * Attention: Destination texture must be created with `BGFX_TEXTURE_BLIT_DST` flag. + * Attention: Availability depends on: `BGFX_CAPS_TEXTURE_BLIT`. + * Params: + * _id = View id. + * _dst = Destination texture handle. + * _dstMip = Destination texture mip level. + * _dstX = Destination texture X position. + * _dstY = Destination texture Y position. + * _dstZ = If texture is 2D this argument should be 0. If destination texture is cube + * this argument represents destination texture cube face. For 3D texture this argument + * represents destination texture Z position. + * _src = Source texture handle. + * _srcMip = Source texture mip level. + * _srcX = Source texture X position. + * _srcY = Source texture Y position. + * _srcZ = If texture is 2D this argument should be 0. If source texture is cube + * this argument represents source texture cube face. For 3D texture this argument + * represents source texture Z position. + * _width = Width of region. + * _height = Height of region. + * _depth = If texture is 3D this argument represents depth of region, otherwise it's + * unused. + */ + void bgfx_blit(bgfx_view_id_t _id, bgfx_texture_handle_t _dst, byte _dstMip, ushort _dstX, ushort _dstY, ushort _dstZ, bgfx_texture_handle_t _src, byte _srcMip, ushort _srcX, ushort _srcY, ushort _srcZ, ushort _width, ushort _height, ushort _depth); + +} +else +{ + __gshared + { + /** + * Init attachment. + * Params: + * _handle = Render target texture handle. + * _access = Access. See `Access::Enum`. + * _layer = Cubemap side or depth layer/slice. + * _mip = Mip level. + * _resolve = Resolve flags. See: `BGFX_RESOLVE_*` + */ + alias da_bgfx_attachment_init = void function(bgfx_attachment_t* _this, bgfx_texture_handle_t _handle, bgfx_access_t _access, ushort _layer, ushort _mip, byte _resolve); + da_bgfx_attachment_init bgfx_attachment_init; + + /** + * Start VertexLayout. + */ + alias da_bgfx_vertex_layout_begin = bgfx_vertex_layout_t* function(bgfx_vertex_layout_t* _this, bgfx_renderer_type_t _rendererType); + da_bgfx_vertex_layout_begin bgfx_vertex_layout_begin; + + /** + * Add attribute to VertexLayout. + * Remarks: Must be called between begin/end. + * Params: + * _attrib = Attribute semantics. See: `bgfx::Attrib` + * _num = Number of elements 1, 2, 3 or 4. + * _type = Element type. + * _normalized = When using fixed point AttribType (f.e. Uint8) + * value will be normalized for vertex shader usage. When normalized + * is set to true, AttribType::Uint8 value in range 0-255 will be + * in range 0.0-1.0 in vertex shader. + * _asInt = Packaging rule for vertexPack, vertexUnpack, and + * vertexConvert for AttribType::Uint8 and AttribType::Int16. + * Unpacking code must be implemented inside vertex shader. + */ + alias da_bgfx_vertex_layout_add = bgfx_vertex_layout_t* function(bgfx_vertex_layout_t* _this, bgfx_attrib_t _attrib, byte _num, bgfx_attrib_type_t _type, bool _normalized, bool _asInt); + da_bgfx_vertex_layout_add bgfx_vertex_layout_add; + + /** + * Decode attribute. + * Params: + * _attrib = Attribute semantics. See: `bgfx::Attrib` + * _num = Number of elements. + * _type = Element type. + * _normalized = Attribute is normalized. + * _asInt = Attribute is packed as int. + */ + alias da_bgfx_vertex_layout_decode = void function(const(bgfx_vertex_layout_t)* _this, bgfx_attrib_t _attrib, byte* _num, bgfx_attrib_type_t* _type, bool* _normalized, bool* _asInt); + da_bgfx_vertex_layout_decode bgfx_vertex_layout_decode; + + /** + * Returns true if VertexLayout contains attribute. + * Params: + * _attrib = Attribute semantics. See: `bgfx::Attrib` + */ + alias da_bgfx_vertex_layout_has = bool function(const(bgfx_vertex_layout_t)* _this, bgfx_attrib_t _attrib); + da_bgfx_vertex_layout_has bgfx_vertex_layout_has; + + /** + * Skip `_num` bytes in vertex stream. + */ + alias da_bgfx_vertex_layout_skip = bgfx_vertex_layout_t* function(bgfx_vertex_layout_t* _this, byte _num); + da_bgfx_vertex_layout_skip bgfx_vertex_layout_skip; + + /** + * End VertexLayout. + */ + alias da_bgfx_vertex_layout_end = void function(bgfx_vertex_layout_t* _this); + da_bgfx_vertex_layout_end bgfx_vertex_layout_end; + + /** + * Pack vertex attribute into vertex stream format. + * Params: + * _input = Value to be packed into vertex stream. + * _inputNormalized = `true` if input value is already normalized. + * _attr = Attribute to pack. + * _layout = Vertex stream layout. + * _data = Destination vertex stream where data will be packed. + * _index = Vertex index that will be modified. + */ + alias da_bgfx_vertex_pack = void function(const float[4] _input, bool _inputNormalized, bgfx_attrib_t _attr, const(bgfx_vertex_layout_t)* _layout, void* _data, uint _index); + da_bgfx_vertex_pack bgfx_vertex_pack; + + /** + * Unpack vertex attribute from vertex stream format. + * Params: + * _output = Result of unpacking. + * _attr = Attribute to unpack. + * _layout = Vertex stream layout. + * _data = Source vertex stream from where data will be unpacked. + * _index = Vertex index that will be unpacked. + */ + alias da_bgfx_vertex_unpack = void function(float[4] _output, bgfx_attrib_t _attr, const(bgfx_vertex_layout_t)* _layout, const(void)* _data, uint _index); + da_bgfx_vertex_unpack bgfx_vertex_unpack; + + /** + * Converts vertex stream data from one vertex stream format to another. + * Params: + * _dstLayout = Destination vertex stream layout. + * _dstData = Destination vertex stream. + * _srcLayout = Source vertex stream layout. + * _srcData = Source vertex stream data. + * _num = Number of vertices to convert from source to destination. + */ + alias da_bgfx_vertex_convert = void function(const(bgfx_vertex_layout_t)* _dstLayout, void* _dstData, const(bgfx_vertex_layout_t)* _srcLayout, const(void)* _srcData, uint _num); + da_bgfx_vertex_convert bgfx_vertex_convert; + + /** + * Weld vertices. + * Params: + * _output = Welded vertices remapping table. The size of buffer + * must be the same as number of vertices. + * _layout = Vertex stream layout. + * _data = Vertex stream. + * _num = Number of vertices in vertex stream. + * _epsilon = Error tolerance for vertex position comparison. + */ + alias da_bgfx_weld_vertices = ushort function(ushort* _output, const(bgfx_vertex_layout_t)* _layout, const(void)* _data, ushort _num, float _epsilon); + da_bgfx_weld_vertices bgfx_weld_vertices; + + /** + * Convert index buffer for use with different primitive topologies. + * Params: + * _conversion = Conversion type, see `TopologyConvert::Enum`. + * _dst = Destination index buffer. If this argument is NULL + * function will return number of indices after conversion. + * _dstSize = Destination index buffer in bytes. It must be + * large enough to contain output indices. If destination size is + * insufficient index buffer will be truncated. + * _indices = Source indices. + * _numIndices = Number of input indices. + * _index32 = Set to `true` if input indices are 32-bit. + */ + alias da_bgfx_topology_convert = uint function(bgfx_topology_convert_t _conversion, void* _dst, uint _dstSize, const(void)* _indices, uint _numIndices, bool _index32); + da_bgfx_topology_convert bgfx_topology_convert; + + /** + * Sort indices. + * Params: + * _sort = Sort order, see `TopologySort::Enum`. + * _dst = Destination index buffer. + * _dstSize = Destination index buffer in bytes. It must be + * large enough to contain output indices. If destination size is + * insufficient index buffer will be truncated. + * _dir = Direction (vector must be normalized). + * _pos = Position. + * _vertices = Pointer to first vertex represented as + * float x, y, z. Must contain at least number of vertices + * referencende by index buffer. + * _stride = Vertex stride. + * _indices = Source indices. + * _numIndices = Number of input indices. + * _index32 = Set to `true` if input indices are 32-bit. + */ + alias da_bgfx_topology_sort_tri_list = void function(bgfx_topology_sort_t _sort, void* _dst, uint _dstSize, const float[3] _dir, const float[3] _pos, const(void)* _vertices, uint _stride, const(void)* _indices, uint _numIndices, bool _index32); + da_bgfx_topology_sort_tri_list bgfx_topology_sort_tri_list; + + /** + * Returns supported backend API renderers. + * Params: + * _max = Maximum number of elements in _enum array. + * _enum = Array where supported renderers will be written. + */ + alias da_bgfx_get_supported_renderers = byte function(byte _max, bgfx_renderer_type_t* _enum); + da_bgfx_get_supported_renderers bgfx_get_supported_renderers; + + /** + * Returns name of renderer. + * Params: + * _type = Renderer backend type. See: `bgfx::RendererType` + */ + alias da_bgfx_get_renderer_name = const(char)* function(bgfx_renderer_type_t _type); + da_bgfx_get_renderer_name bgfx_get_renderer_name; + + alias da_bgfx_init_ctor = void function(bgfx_init_t* _init); + da_bgfx_init_ctor bgfx_init_ctor; + + /** + * Initialize bgfx library. + * Params: + * _init = Initialization parameters. See: `bgfx::Init` for more info. + */ + alias da_bgfx_init = bool function(const(bgfx_init_t)* _init); + da_bgfx_init bgfx_init; + + /** + * Shutdown bgfx library. + */ + alias da_bgfx_shutdown = void function(); + da_bgfx_shutdown bgfx_shutdown; + + /** + * Reset graphic settings and back-buffer size. + * Attention: This call doesn't actually change window size, it just + * resizes back-buffer. Windowing code has to change window size. + * Params: + * _width = Back-buffer width. + * _height = Back-buffer height. + * _flags = See: `BGFX_RESET_*` for more info. + * - `BGFX_RESET_NONE` - No reset flags. + * - `BGFX_RESET_FULLSCREEN` - Not supported yet. + * - `BGFX_RESET_MSAA_X[2/4/8/16]` - Enable 2, 4, 8 or 16 x MSAA. + * - `BGFX_RESET_VSYNC` - Enable V-Sync. + * - `BGFX_RESET_MAXANISOTROPY` - Turn on/off max anisotropy. + * - `BGFX_RESET_CAPTURE` - Begin screen capture. + * - `BGFX_RESET_FLUSH_AFTER_RENDER` - Flush rendering after submitting to GPU. + * - `BGFX_RESET_FLIP_AFTER_RENDER` - This flag specifies where flip + * occurs. Default behavior is that flip occurs before rendering new + * frame. This flag only has effect when `BGFX_CONFIG_MULTITHREADED=0`. + * - `BGFX_RESET_SRGB_BACKBUFFER` - Enable sRGB backbuffer. + * _format = Texture format. See: `TextureFormat::Enum`. + */ + alias da_bgfx_reset = void function(uint _width, uint _height, uint _flags, bgfx_texture_format_t _format); + da_bgfx_reset bgfx_reset; + + /** + * Advance to next frame. When using multithreaded renderer, this call + * just swaps internal buffers, kicks render thread, and returns. In + * singlethreaded renderer this call does frame rendering. + * Params: + * _capture = Capture frame with graphics debugger. + */ + alias da_bgfx_frame = uint function(bool _capture); + da_bgfx_frame bgfx_frame; + + /** + * Returns current renderer backend API type. + * Remarks: + * Library must be initialized. + */ + alias da_bgfx_get_renderer_type = bgfx_renderer_type_t function(); + da_bgfx_get_renderer_type bgfx_get_renderer_type; + + /** + * Returns renderer capabilities. + * Remarks: + * Library must be initialized. + */ + alias da_bgfx_get_caps = const(bgfx_caps_t)* function(); + da_bgfx_get_caps bgfx_get_caps; + + /** + * Returns performance counters. + * Attention: Pointer returned is valid until `bgfx::frame` is called. + */ + alias da_bgfx_get_stats = const(bgfx_stats_t)* function(); + da_bgfx_get_stats bgfx_get_stats; + + /** + * Allocate buffer to pass to bgfx calls. Data will be freed inside bgfx. + * Params: + * _size = Size to allocate. + */ + alias da_bgfx_alloc = const(bgfx_memory_t)* function(uint _size); + da_bgfx_alloc bgfx_alloc; + + /** + * Allocate buffer and copy data into it. Data will be freed inside bgfx. + * Params: + * _data = Pointer to data to be copied. + * _size = Size of data to be copied. + */ + alias da_bgfx_copy = const(bgfx_memory_t)* function(const(void)* _data, uint _size); + da_bgfx_copy bgfx_copy; + + /** + * Make reference to data to pass to bgfx. Unlike `bgfx::alloc`, this call + * doesn't allocate memory for data. It just copies the _data pointer. You + * can pass `ReleaseFn` function pointer to release this memory after it's + * consumed, otherwise you must make sure _data is available for at least 2 + * `bgfx::frame` calls. `ReleaseFn` function must be able to be called + * from any thread. + * Attention: Data passed must be available for at least 2 `bgfx::frame` calls. + * Params: + * _data = Pointer to data. + * _size = Size of data. + */ + alias da_bgfx_make_ref = const(bgfx_memory_t)* function(const(void)* _data, uint _size); + da_bgfx_make_ref bgfx_make_ref; + + /** + * Make reference to data to pass to bgfx. Unlike `bgfx::alloc`, this call + * doesn't allocate memory for data. It just copies the _data pointer. You + * can pass `ReleaseFn` function pointer to release this memory after it's + * consumed, otherwise you must make sure _data is available for at least 2 + * `bgfx::frame` calls. `ReleaseFn` function must be able to be called + * from any thread. + * Attention: Data passed must be available for at least 2 `bgfx::frame` calls. + * Params: + * _data = Pointer to data. + * _size = Size of data. + * _releaseFn = Callback function to release memory after use. + * _userData = User data to be passed to callback function. + */ + alias da_bgfx_make_ref_release = const(bgfx_memory_t)* function(const(void)* _data, uint _size, void* _releaseFn, void* _userData); + da_bgfx_make_ref_release bgfx_make_ref_release; + + /** + * Set debug flags. + * Params: + * _debug = Available flags: + * - `BGFX_DEBUG_IFH` - Infinitely fast hardware. When this flag is set + * all rendering calls will be skipped. This is useful when profiling + * to quickly assess potential bottlenecks between CPU and GPU. + * - `BGFX_DEBUG_PROFILER` - Enable profiler. + * - `BGFX_DEBUG_STATS` - Display internal statistics. + * - `BGFX_DEBUG_TEXT` - Display debug text. + * - `BGFX_DEBUG_WIREFRAME` - Wireframe rendering. All rendering + * primitives will be rendered as lines. + */ + alias da_bgfx_set_debug = void function(uint _debug); + da_bgfx_set_debug bgfx_set_debug; + + /** + * Clear internal debug text buffer. + * Params: + * _attr = Background color. + * _small = Default 8x16 or 8x8 font. + */ + alias da_bgfx_dbg_text_clear = void function(byte _attr, bool _small); + da_bgfx_dbg_text_clear bgfx_dbg_text_clear; + + /** + * Print formatted data to internal debug text character-buffer (VGA-compatible text mode). + * Params: + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _attr = Color palette. Where top 4-bits represent index of background, and bottom + * 4-bits represent foreground color from standard VGA text palette (ANSI escape codes). + * _format = `printf` style format. + */ + alias da_bgfx_dbg_text_printf = void function(ushort _x, ushort _y, byte _attr, const(char)* _format, ... ); + da_bgfx_dbg_text_printf bgfx_dbg_text_printf; + + /** + * Print formatted data from variable argument list to internal debug text character-buffer (VGA-compatible text mode). + * Params: + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _attr = Color palette. Where top 4-bits represent index of background, and bottom + * 4-bits represent foreground color from standard VGA text palette (ANSI escape codes). + * _format = `printf` style format. + * _argList = Variable arguments list for format string. + */ + alias da_bgfx_dbg_text_vprintf = void function(ushort _x, ushort _y, byte _attr, const(char)* _format, va_list _argList); + da_bgfx_dbg_text_vprintf bgfx_dbg_text_vprintf; + + /** + * Draw image into internal debug text buffer. + * Params: + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _width = Image width. + * _height = Image height. + * _data = Raw image data (character/attribute raw encoding). + * _pitch = Image pitch in bytes. + */ + alias da_bgfx_dbg_text_image = void function(ushort _x, ushort _y, ushort _width, ushort _height, const(void)* _data, ushort _pitch); + da_bgfx_dbg_text_image bgfx_dbg_text_image; + + /** + * Create static index buffer. + * Params: + * _mem = Index buffer data. + * _flags = Buffer creation flags. + * - `BGFX_BUFFER_NONE` - No flags. + * - `BGFX_BUFFER_COMPUTE_READ` - Buffer will be read from by compute shader. + * - `BGFX_BUFFER_COMPUTE_WRITE` - Buffer will be written into by compute shader. When buffer + * is created with `BGFX_BUFFER_COMPUTE_WRITE` flag it cannot be updated from CPU. + * - `BGFX_BUFFER_COMPUTE_READ_WRITE` - Buffer will be used for read/write by compute shader. + * - `BGFX_BUFFER_ALLOW_RESIZE` - Buffer will resize on buffer update if a different amount of + * data is passed. If this flag is not specified, and more data is passed on update, the buffer + * will be trimmed to fit the existing buffer size. This flag has effect only on dynamic + * buffers. + * - `BGFX_BUFFER_INDEX32` - Buffer is using 32-bit indices. This flag has effect only on + * index buffers. + */ + alias da_bgfx_create_index_buffer = bgfx_index_buffer_handle_t function(const(bgfx_memory_t)* _mem, ushort _flags); + da_bgfx_create_index_buffer bgfx_create_index_buffer; + + /** + * Set static index buffer debug name. + * Params: + * _handle = Static index buffer handle. + * _name = Static index buffer name. + * _len = Static index buffer name length (if length is INT32_MAX, it's expected + * that _name is zero terminated string. + */ + alias da_bgfx_set_index_buffer_name = void function(bgfx_index_buffer_handle_t _handle, const(char)* _name, int _len); + da_bgfx_set_index_buffer_name bgfx_set_index_buffer_name; + + /** + * Destroy static index buffer. + * Params: + * _handle = Static index buffer handle. + */ + alias da_bgfx_destroy_index_buffer = void function(bgfx_index_buffer_handle_t _handle); + da_bgfx_destroy_index_buffer bgfx_destroy_index_buffer; + + /** + * Create vertex layout. + * Params: + * _layout = Vertex layout. + */ + alias da_bgfx_create_vertex_layout = bgfx_vertex_layout_handle_t function(const(bgfx_vertex_layout_t)* _layout); + da_bgfx_create_vertex_layout bgfx_create_vertex_layout; + + /** + * Destroy vertex layout. + * Params: + * _layoutHandle = Vertex layout handle. + */ + alias da_bgfx_destroy_vertex_layout = void function(bgfx_vertex_layout_handle_t _layoutHandle); + da_bgfx_destroy_vertex_layout bgfx_destroy_vertex_layout; + + /** + * Create static vertex buffer. + * Params: + * _mem = Vertex buffer data. + * _layout = Vertex layout. + * _flags = Buffer creation flags. + * - `BGFX_BUFFER_NONE` - No flags. + * - `BGFX_BUFFER_COMPUTE_READ` - Buffer will be read from by compute shader. + * - `BGFX_BUFFER_COMPUTE_WRITE` - Buffer will be written into by compute shader. When buffer + * is created with `BGFX_BUFFER_COMPUTE_WRITE` flag it cannot be updated from CPU. + * - `BGFX_BUFFER_COMPUTE_READ_WRITE` - Buffer will be used for read/write by compute shader. + * - `BGFX_BUFFER_ALLOW_RESIZE` - Buffer will resize on buffer update if a different amount of + * data is passed. If this flag is not specified, and more data is passed on update, the buffer + * will be trimmed to fit the existing buffer size. This flag has effect only on dynamic buffers. + * - `BGFX_BUFFER_INDEX32` - Buffer is using 32-bit indices. This flag has effect only on index buffers. + */ + alias da_bgfx_create_vertex_buffer = bgfx_vertex_buffer_handle_t function(const(bgfx_memory_t)* _mem, const(bgfx_vertex_layout_t)* _layout, ushort _flags); + da_bgfx_create_vertex_buffer bgfx_create_vertex_buffer; + + /** + * Set static vertex buffer debug name. + * Params: + * _handle = Static vertex buffer handle. + * _name = Static vertex buffer name. + * _len = Static vertex buffer name length (if length is INT32_MAX, it's expected + * that _name is zero terminated string. + */ + alias da_bgfx_set_vertex_buffer_name = void function(bgfx_vertex_buffer_handle_t _handle, const(char)* _name, int _len); + da_bgfx_set_vertex_buffer_name bgfx_set_vertex_buffer_name; + + /** + * Destroy static vertex buffer. + * Params: + * _handle = Static vertex buffer handle. + */ + alias da_bgfx_destroy_vertex_buffer = void function(bgfx_vertex_buffer_handle_t _handle); + da_bgfx_destroy_vertex_buffer bgfx_destroy_vertex_buffer; + + /** + * Create empty dynamic index buffer. + * Params: + * _num = Number of indices. + * _flags = Buffer creation flags. + * - `BGFX_BUFFER_NONE` - No flags. + * - `BGFX_BUFFER_COMPUTE_READ` - Buffer will be read from by compute shader. + * - `BGFX_BUFFER_COMPUTE_WRITE` - Buffer will be written into by compute shader. When buffer + * is created with `BGFX_BUFFER_COMPUTE_WRITE` flag it cannot be updated from CPU. + * - `BGFX_BUFFER_COMPUTE_READ_WRITE` - Buffer will be used for read/write by compute shader. + * - `BGFX_BUFFER_ALLOW_RESIZE` - Buffer will resize on buffer update if a different amount of + * data is passed. If this flag is not specified, and more data is passed on update, the buffer + * will be trimmed to fit the existing buffer size. This flag has effect only on dynamic + * buffers. + * - `BGFX_BUFFER_INDEX32` - Buffer is using 32-bit indices. This flag has effect only on + * index buffers. + */ + alias da_bgfx_create_dynamic_index_buffer = bgfx_dynamic_index_buffer_handle_t function(uint _num, ushort _flags); + da_bgfx_create_dynamic_index_buffer bgfx_create_dynamic_index_buffer; + + /** + * Create dynamic index buffer and initialized it. + * Params: + * _mem = Index buffer data. + * _flags = Buffer creation flags. + * - `BGFX_BUFFER_NONE` - No flags. + * - `BGFX_BUFFER_COMPUTE_READ` - Buffer will be read from by compute shader. + * - `BGFX_BUFFER_COMPUTE_WRITE` - Buffer will be written into by compute shader. When buffer + * is created with `BGFX_BUFFER_COMPUTE_WRITE` flag it cannot be updated from CPU. + * - `BGFX_BUFFER_COMPUTE_READ_WRITE` - Buffer will be used for read/write by compute shader. + * - `BGFX_BUFFER_ALLOW_RESIZE` - Buffer will resize on buffer update if a different amount of + * data is passed. If this flag is not specified, and more data is passed on update, the buffer + * will be trimmed to fit the existing buffer size. This flag has effect only on dynamic + * buffers. + * - `BGFX_BUFFER_INDEX32` - Buffer is using 32-bit indices. This flag has effect only on + * index buffers. + */ + alias da_bgfx_create_dynamic_index_buffer_mem = bgfx_dynamic_index_buffer_handle_t function(const(bgfx_memory_t)* _mem, ushort _flags); + da_bgfx_create_dynamic_index_buffer_mem bgfx_create_dynamic_index_buffer_mem; + + /** + * Update dynamic index buffer. + * Params: + * _handle = Dynamic index buffer handle. + * _startIndex = Start index. + * _mem = Index buffer data. + */ + alias da_bgfx_update_dynamic_index_buffer = void function(bgfx_dynamic_index_buffer_handle_t _handle, uint _startIndex, const(bgfx_memory_t)* _mem); + da_bgfx_update_dynamic_index_buffer bgfx_update_dynamic_index_buffer; + + /** + * Destroy dynamic index buffer. + * Params: + * _handle = Dynamic index buffer handle. + */ + alias da_bgfx_destroy_dynamic_index_buffer = void function(bgfx_dynamic_index_buffer_handle_t _handle); + da_bgfx_destroy_dynamic_index_buffer bgfx_destroy_dynamic_index_buffer; + + /** + * Create empty dynamic vertex buffer. + * Params: + * _num = Number of vertices. + * _layout = Vertex layout. + * _flags = Buffer creation flags. + * - `BGFX_BUFFER_NONE` - No flags. + * - `BGFX_BUFFER_COMPUTE_READ` - Buffer will be read from by compute shader. + * - `BGFX_BUFFER_COMPUTE_WRITE` - Buffer will be written into by compute shader. When buffer + * is created with `BGFX_BUFFER_COMPUTE_WRITE` flag it cannot be updated from CPU. + * - `BGFX_BUFFER_COMPUTE_READ_WRITE` - Buffer will be used for read/write by compute shader. + * - `BGFX_BUFFER_ALLOW_RESIZE` - Buffer will resize on buffer update if a different amount of + * data is passed. If this flag is not specified, and more data is passed on update, the buffer + * will be trimmed to fit the existing buffer size. This flag has effect only on dynamic + * buffers. + * - `BGFX_BUFFER_INDEX32` - Buffer is using 32-bit indices. This flag has effect only on + * index buffers. + */ + alias da_bgfx_create_dynamic_vertex_buffer = bgfx_dynamic_vertex_buffer_handle_t function(uint _num, const(bgfx_vertex_layout_t)* _layout, ushort _flags); + da_bgfx_create_dynamic_vertex_buffer bgfx_create_dynamic_vertex_buffer; + + /** + * Create dynamic vertex buffer and initialize it. + * Params: + * _mem = Vertex buffer data. + * _layout = Vertex layout. + * _flags = Buffer creation flags. + * - `BGFX_BUFFER_NONE` - No flags. + * - `BGFX_BUFFER_COMPUTE_READ` - Buffer will be read from by compute shader. + * - `BGFX_BUFFER_COMPUTE_WRITE` - Buffer will be written into by compute shader. When buffer + * is created with `BGFX_BUFFER_COMPUTE_WRITE` flag it cannot be updated from CPU. + * - `BGFX_BUFFER_COMPUTE_READ_WRITE` - Buffer will be used for read/write by compute shader. + * - `BGFX_BUFFER_ALLOW_RESIZE` - Buffer will resize on buffer update if a different amount of + * data is passed. If this flag is not specified, and more data is passed on update, the buffer + * will be trimmed to fit the existing buffer size. This flag has effect only on dynamic + * buffers. + * - `BGFX_BUFFER_INDEX32` - Buffer is using 32-bit indices. This flag has effect only on + * index buffers. + */ + alias da_bgfx_create_dynamic_vertex_buffer_mem = bgfx_dynamic_vertex_buffer_handle_t function(const(bgfx_memory_t)* _mem, const(bgfx_vertex_layout_t)* _layout, ushort _flags); + da_bgfx_create_dynamic_vertex_buffer_mem bgfx_create_dynamic_vertex_buffer_mem; + + /** + * Update dynamic vertex buffer. + * Params: + * _handle = Dynamic vertex buffer handle. + * _startVertex = Start vertex. + * _mem = Vertex buffer data. + */ + alias da_bgfx_update_dynamic_vertex_buffer = void function(bgfx_dynamic_vertex_buffer_handle_t _handle, uint _startVertex, const(bgfx_memory_t)* _mem); + da_bgfx_update_dynamic_vertex_buffer bgfx_update_dynamic_vertex_buffer; + + /** + * Destroy dynamic vertex buffer. + * Params: + * _handle = Dynamic vertex buffer handle. + */ + alias da_bgfx_destroy_dynamic_vertex_buffer = void function(bgfx_dynamic_vertex_buffer_handle_t _handle); + da_bgfx_destroy_dynamic_vertex_buffer bgfx_destroy_dynamic_vertex_buffer; + + /** + * Returns number of requested or maximum available indices. + * Params: + * _num = Number of required indices. + */ + alias da_bgfx_get_avail_transient_index_buffer = uint function(uint _num); + da_bgfx_get_avail_transient_index_buffer bgfx_get_avail_transient_index_buffer; + + /** + * Returns number of requested or maximum available vertices. + * Params: + * _num = Number of required vertices. + * _layout = Vertex layout. + */ + alias da_bgfx_get_avail_transient_vertex_buffer = uint function(uint _num, const(bgfx_vertex_layout_t)* _layout); + da_bgfx_get_avail_transient_vertex_buffer bgfx_get_avail_transient_vertex_buffer; + + /** + * Returns number of requested or maximum available instance buffer slots. + * Params: + * _num = Number of required instances. + * _stride = Stride per instance. + */ + alias da_bgfx_get_avail_instance_data_buffer = uint function(uint _num, ushort _stride); + da_bgfx_get_avail_instance_data_buffer bgfx_get_avail_instance_data_buffer; + + /** + * Allocate transient index buffer. + * Remarks: + * Only 16-bit index buffer is supported. + * Params: + * _tib = TransientIndexBuffer structure is filled and is valid + * for the duration of frame, and it can be reused for multiple draw + * calls. + * _num = Number of indices to allocate. + */ + alias da_bgfx_alloc_transient_index_buffer = void function(bgfx_transient_index_buffer_t* _tib, uint _num); + da_bgfx_alloc_transient_index_buffer bgfx_alloc_transient_index_buffer; + + /** + * Allocate transient vertex buffer. + * Params: + * _tvb = TransientVertexBuffer structure is filled and is valid + * for the duration of frame, and it can be reused for multiple draw + * calls. + * _num = Number of vertices to allocate. + * _layout = Vertex layout. + */ + alias da_bgfx_alloc_transient_vertex_buffer = void function(bgfx_transient_vertex_buffer_t* _tvb, uint _num, const(bgfx_vertex_layout_t)* _layout); + da_bgfx_alloc_transient_vertex_buffer bgfx_alloc_transient_vertex_buffer; + + /** + * Check for required space and allocate transient vertex and index + * buffers. If both space requirements are satisfied function returns + * true. + * Remarks: + * Only 16-bit index buffer is supported. + * Params: + * _tvb = TransientVertexBuffer structure is filled and is valid + * for the duration of frame, and it can be reused for multiple draw + * calls. + * _layout = Vertex layout. + * _numVertices = Number of vertices to allocate. + * _tib = TransientIndexBuffer structure is filled and is valid + * for the duration of frame, and it can be reused for multiple draw + * calls. + * _numIndices = Number of indices to allocate. + */ + alias da_bgfx_alloc_transient_buffers = bool function(bgfx_transient_vertex_buffer_t* _tvb, const(bgfx_vertex_layout_t)* _layout, uint _numVertices, bgfx_transient_index_buffer_t* _tib, uint _numIndices); + da_bgfx_alloc_transient_buffers bgfx_alloc_transient_buffers; + + /** + * Allocate instance data buffer. + * Params: + * _idb = InstanceDataBuffer structure is filled and is valid + * for duration of frame, and it can be reused for multiple draw + * calls. + * _num = Number of instances. + * _stride = Instance stride. Must be multiple of 16. + */ + alias da_bgfx_alloc_instance_data_buffer = void function(bgfx_instance_data_buffer_t* _idb, uint _num, ushort _stride); + da_bgfx_alloc_instance_data_buffer bgfx_alloc_instance_data_buffer; + + /** + * Create draw indirect buffer. + * Params: + * _num = Number of indirect calls. + */ + alias da_bgfx_create_indirect_buffer = bgfx_indirect_buffer_handle_t function(uint _num); + da_bgfx_create_indirect_buffer bgfx_create_indirect_buffer; + + /** + * Destroy draw indirect buffer. + * Params: + * _handle = Indirect buffer handle. + */ + alias da_bgfx_destroy_indirect_buffer = void function(bgfx_indirect_buffer_handle_t _handle); + da_bgfx_destroy_indirect_buffer bgfx_destroy_indirect_buffer; + + /** + * Create shader from memory buffer. + * Params: + * _mem = Shader binary. + */ + alias da_bgfx_create_shader = bgfx_shader_handle_t function(const(bgfx_memory_t)* _mem); + da_bgfx_create_shader bgfx_create_shader; + + /** + * Returns the number of uniforms and uniform handles used inside a shader. + * Remarks: + * Only non-predefined uniforms are returned. + * Params: + * _handle = Shader handle. + * _uniforms = UniformHandle array where data will be stored. + * _max = Maximum capacity of array. + */ + alias da_bgfx_get_shader_uniforms = ushort function(bgfx_shader_handle_t _handle, bgfx_uniform_handle_t* _uniforms, ushort _max); + da_bgfx_get_shader_uniforms bgfx_get_shader_uniforms; + + /** + * Set shader debug name. + * Params: + * _handle = Shader handle. + * _name = Shader name. + * _len = Shader name length (if length is INT32_MAX, it's expected + * that _name is zero terminated string). + */ + alias da_bgfx_set_shader_name = void function(bgfx_shader_handle_t _handle, const(char)* _name, int _len); + da_bgfx_set_shader_name bgfx_set_shader_name; + + /** + * Destroy shader. + * Remarks: Once a shader program is created with _handle, + * it is safe to destroy that shader. + * Params: + * _handle = Shader handle. + */ + alias da_bgfx_destroy_shader = void function(bgfx_shader_handle_t _handle); + da_bgfx_destroy_shader bgfx_destroy_shader; + + /** + * Create program with vertex and fragment shaders. + * Params: + * _vsh = Vertex shader. + * _fsh = Fragment shader. + * _destroyShaders = If true, shaders will be destroyed when program is destroyed. + */ + alias da_bgfx_create_program = bgfx_program_handle_t function(bgfx_shader_handle_t _vsh, bgfx_shader_handle_t _fsh, bool _destroyShaders); + da_bgfx_create_program bgfx_create_program; + + /** + * Create program with compute shader. + * Params: + * _csh = Compute shader. + * _destroyShaders = If true, shaders will be destroyed when program is destroyed. + */ + alias da_bgfx_create_compute_program = bgfx_program_handle_t function(bgfx_shader_handle_t _csh, bool _destroyShaders); + da_bgfx_create_compute_program bgfx_create_compute_program; + + /** + * Destroy program. + * Params: + * _handle = Program handle. + */ + alias da_bgfx_destroy_program = void function(bgfx_program_handle_t _handle); + da_bgfx_destroy_program bgfx_destroy_program; + + /** + * Validate texture parameters. + * Params: + * _depth = Depth dimension of volume texture. + * _cubeMap = Indicates that texture contains cubemap. + * _numLayers = Number of layers in texture array. + * _format = Texture format. See: `TextureFormat::Enum`. + * _flags = Texture flags. See `BGFX_TEXTURE_*`. + */ + alias da_bgfx_is_texture_valid = bool function(ushort _depth, bool _cubeMap, ushort _numLayers, bgfx_texture_format_t _format, ulong _flags); + da_bgfx_is_texture_valid bgfx_is_texture_valid; + + /** + * Calculate amount of memory required for texture. + * Params: + * _info = Resulting texture info structure. See: `TextureInfo`. + * _width = Width. + * _height = Height. + * _depth = Depth dimension of volume texture. + * _cubeMap = Indicates that texture contains cubemap. + * _hasMips = Indicates that texture contains full mip-map chain. + * _numLayers = Number of layers in texture array. + * _format = Texture format. See: `TextureFormat::Enum`. + */ + alias da_bgfx_calc_texture_size = void function(bgfx_texture_info_t* _info, ushort _width, ushort _height, ushort _depth, bool _cubeMap, bool _hasMips, ushort _numLayers, bgfx_texture_format_t _format); + da_bgfx_calc_texture_size bgfx_calc_texture_size; + + /** + * Create texture from memory buffer. + * Params: + * _mem = DDS, KTX or PVR texture binary data. + * _flags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + * _skip = Skip top level mips when parsing texture. + * _info = When non-`NULL` is specified it returns parsed texture information. + */ + alias da_bgfx_create_texture = bgfx_texture_handle_t function(const(bgfx_memory_t)* _mem, ulong _flags, byte _skip, bgfx_texture_info_t* _info); + da_bgfx_create_texture bgfx_create_texture; + + /** + * Create 2D texture. + * Params: + * _width = Width. + * _height = Height. + * _hasMips = Indicates that texture contains full mip-map chain. + * _numLayers = Number of layers in texture array. Must be 1 if caps + * `BGFX_CAPS_TEXTURE_2D_ARRAY` flag is not set. + * _format = Texture format. See: `TextureFormat::Enum`. + * _flags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + * _mem = Texture data. If `_mem` is non-NULL, created texture will be immutable. If + * `_mem` is NULL content of the texture is uninitialized. When `_numLayers` is more than + * 1, expected memory layout is texture and all mips together for each array element. + */ + alias da_bgfx_create_texture_2d = bgfx_texture_handle_t function(ushort _width, ushort _height, bool _hasMips, ushort _numLayers, bgfx_texture_format_t _format, ulong _flags, const(bgfx_memory_t)* _mem); + da_bgfx_create_texture_2d bgfx_create_texture_2d; + + /** + * Create texture with size based on backbuffer ratio. Texture will maintain ratio + * if back buffer resolution changes. + * Params: + * _ratio = Texture size in respect to back-buffer size. See: `BackbufferRatio::Enum`. + * _hasMips = Indicates that texture contains full mip-map chain. + * _numLayers = Number of layers in texture array. Must be 1 if caps + * `BGFX_CAPS_TEXTURE_2D_ARRAY` flag is not set. + * _format = Texture format. See: `TextureFormat::Enum`. + * _flags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + */ + alias da_bgfx_create_texture_2d_scaled = bgfx_texture_handle_t function(bgfx_backbuffer_ratio_t _ratio, bool _hasMips, ushort _numLayers, bgfx_texture_format_t _format, ulong _flags); + da_bgfx_create_texture_2d_scaled bgfx_create_texture_2d_scaled; + + /** + * Create 3D texture. + * Params: + * _width = Width. + * _height = Height. + * _depth = Depth. + * _hasMips = Indicates that texture contains full mip-map chain. + * _format = Texture format. See: `TextureFormat::Enum`. + * _flags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + * _mem = Texture data. If `_mem` is non-NULL, created texture will be immutable. If + * `_mem` is NULL content of the texture is uninitialized. When `_numLayers` is more than + * 1, expected memory layout is texture and all mips together for each array element. + */ + alias da_bgfx_create_texture_3d = bgfx_texture_handle_t function(ushort _width, ushort _height, ushort _depth, bool _hasMips, bgfx_texture_format_t _format, ulong _flags, const(bgfx_memory_t)* _mem); + da_bgfx_create_texture_3d bgfx_create_texture_3d; + + /** + * Create Cube texture. + * Params: + * _size = Cube side size. + * _hasMips = Indicates that texture contains full mip-map chain. + * _numLayers = Number of layers in texture array. Must be 1 if caps + * `BGFX_CAPS_TEXTURE_2D_ARRAY` flag is not set. + * _format = Texture format. See: `TextureFormat::Enum`. + * _flags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + * _mem = Texture data. If `_mem` is non-NULL, created texture will be immutable. If + * `_mem` is NULL content of the texture is uninitialized. When `_numLayers` is more than + * 1, expected memory layout is texture and all mips together for each array element. + */ + alias da_bgfx_create_texture_cube = bgfx_texture_handle_t function(ushort _size, bool _hasMips, ushort _numLayers, bgfx_texture_format_t _format, ulong _flags, const(bgfx_memory_t)* _mem); + da_bgfx_create_texture_cube bgfx_create_texture_cube; + + /** + * Update 2D texture. + * Attention: It's valid to update only mutable texture. See `bgfx::createTexture2D` for more info. + * Params: + * _handle = Texture handle. + * _layer = Layer in texture array. + * _mip = Mip level. + * _x = X offset in texture. + * _y = Y offset in texture. + * _width = Width of texture block. + * _height = Height of texture block. + * _mem = Texture update data. + * _pitch = Pitch of input image (bytes). When _pitch is set to + * UINT16_MAX, it will be calculated internally based on _width. + */ + alias da_bgfx_update_texture_2d = void function(bgfx_texture_handle_t _handle, ushort _layer, byte _mip, ushort _x, ushort _y, ushort _width, ushort _height, const(bgfx_memory_t)* _mem, ushort _pitch); + da_bgfx_update_texture_2d bgfx_update_texture_2d; + + /** + * Update 3D texture. + * Attention: It's valid to update only mutable texture. See `bgfx::createTexture3D` for more info. + * Params: + * _handle = Texture handle. + * _mip = Mip level. + * _x = X offset in texture. + * _y = Y offset in texture. + * _z = Z offset in texture. + * _width = Width of texture block. + * _height = Height of texture block. + * _depth = Depth of texture block. + * _mem = Texture update data. + */ + alias da_bgfx_update_texture_3d = void function(bgfx_texture_handle_t _handle, byte _mip, ushort _x, ushort _y, ushort _z, ushort _width, ushort _height, ushort _depth, const(bgfx_memory_t)* _mem); + da_bgfx_update_texture_3d bgfx_update_texture_3d; + + /** + * Update Cube texture. + * Attention: It's valid to update only mutable texture. See `bgfx::createTextureCube` for more info. + * Params: + * _handle = Texture handle. + * _layer = Layer in texture array. + * _side = Cubemap side `BGFX_CUBE_MAP_<POSITIVE or NEGATIVE>_<X, Y or Z>`, + * where 0 is +X, 1 is -X, 2 is +Y, 3 is -Y, 4 is +Z, and 5 is -Z. + * +----------+ + * |-z 2| + * | ^ +y | + * | | | Unfolded cube: + * | +---->+x | + * +----------+----------+----------+----------+ + * |+y 1|+y 4|+y 0|+y 5| + * | ^ -x | ^ +z | ^ +x | ^ -z | + * | | | | | | | | | + * | +---->+z | +---->+x | +---->-z | +---->-x | + * +----------+----------+----------+----------+ + * |+z 3| + * | ^ -y | + * | | | + * | +---->+x | + * +----------+ + * _mip = Mip level. + * _x = X offset in texture. + * _y = Y offset in texture. + * _width = Width of texture block. + * _height = Height of texture block. + * _mem = Texture update data. + * _pitch = Pitch of input image (bytes). When _pitch is set to + * UINT16_MAX, it will be calculated internally based on _width. + */ + alias da_bgfx_update_texture_cube = void function(bgfx_texture_handle_t _handle, ushort _layer, byte _side, byte _mip, ushort _x, ushort _y, ushort _width, ushort _height, const(bgfx_memory_t)* _mem, ushort _pitch); + da_bgfx_update_texture_cube bgfx_update_texture_cube; + + /** + * Read back texture content. + * Attention: Texture must be created with `BGFX_TEXTURE_READ_BACK` flag. + * Attention: Availability depends on: `BGFX_CAPS_TEXTURE_READ_BACK`. + * Params: + * _handle = Texture handle. + * _data = Destination buffer. + * _mip = Mip level. + */ + alias da_bgfx_read_texture = uint function(bgfx_texture_handle_t _handle, void* _data, byte _mip); + da_bgfx_read_texture bgfx_read_texture; + + /** + * Set texture debug name. + * Params: + * _handle = Texture handle. + * _name = Texture name. + * _len = Texture name length (if length is INT32_MAX, it's expected + * that _name is zero terminated string. + */ + alias da_bgfx_set_texture_name = void function(bgfx_texture_handle_t _handle, const(char)* _name, int _len); + da_bgfx_set_texture_name bgfx_set_texture_name; + + /** + * Returns texture direct access pointer. + * Attention: Availability depends on: `BGFX_CAPS_TEXTURE_DIRECT_ACCESS`. This feature + * is available on GPUs that have unified memory architecture (UMA) support. + * Params: + * _handle = Texture handle. + */ + alias da_bgfx_get_direct_access_ptr = void* function(bgfx_texture_handle_t _handle); + da_bgfx_get_direct_access_ptr bgfx_get_direct_access_ptr; + + /** + * Destroy texture. + * Params: + * _handle = Texture handle. + */ + alias da_bgfx_destroy_texture = void function(bgfx_texture_handle_t _handle); + da_bgfx_destroy_texture bgfx_destroy_texture; + + /** + * Create frame buffer (simple). + * Params: + * _width = Texture width. + * _height = Texture height. + * _format = Texture format. See: `TextureFormat::Enum`. + * _textureFlags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + */ + alias da_bgfx_create_frame_buffer = bgfx_frame_buffer_handle_t function(ushort _width, ushort _height, bgfx_texture_format_t _format, ulong _textureFlags); + da_bgfx_create_frame_buffer bgfx_create_frame_buffer; + + /** + * Create frame buffer with size based on backbuffer ratio. Frame buffer will maintain ratio + * if back buffer resolution changes. + * Params: + * _ratio = Frame buffer size in respect to back-buffer size. See: + * `BackbufferRatio::Enum`. + * _format = Texture format. See: `TextureFormat::Enum`. + * _textureFlags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + */ + alias da_bgfx_create_frame_buffer_scaled = bgfx_frame_buffer_handle_t function(bgfx_backbuffer_ratio_t _ratio, bgfx_texture_format_t _format, ulong _textureFlags); + da_bgfx_create_frame_buffer_scaled bgfx_create_frame_buffer_scaled; + + /** + * Create MRT frame buffer from texture handles (simple). + * Params: + * _num = Number of texture handles. + * _handles = Texture attachments. + * _destroyTexture = If true, textures will be destroyed when + * frame buffer is destroyed. + */ + alias da_bgfx_create_frame_buffer_from_handles = bgfx_frame_buffer_handle_t function(byte _num, const(bgfx_texture_handle_t)* _handles, bool _destroyTexture); + da_bgfx_create_frame_buffer_from_handles bgfx_create_frame_buffer_from_handles; + + /** + * Create MRT frame buffer from texture handles with specific layer and + * mip level. + * Params: + * _num = Number of attachements. + * _attachment = Attachment texture info. See: `bgfx::Attachment`. + * _destroyTexture = If true, textures will be destroyed when + * frame buffer is destroyed. + */ + alias da_bgfx_create_frame_buffer_from_attachment = bgfx_frame_buffer_handle_t function(byte _num, const(bgfx_attachment_t)* _attachment, bool _destroyTexture); + da_bgfx_create_frame_buffer_from_attachment bgfx_create_frame_buffer_from_attachment; + + /** + * Create frame buffer for multiple window rendering. + * Remarks: + * Frame buffer cannot be used for sampling. + * Attention: Availability depends on: `BGFX_CAPS_SWAP_CHAIN`. + * Params: + * _nwh = OS' target native window handle. + * _width = Window back buffer width. + * _height = Window back buffer height. + * _format = Window back buffer color format. + * _depthFormat = Window back buffer depth format. + */ + alias da_bgfx_create_frame_buffer_from_nwh = bgfx_frame_buffer_handle_t function(void* _nwh, ushort _width, ushort _height, bgfx_texture_format_t _format, bgfx_texture_format_t _depthFormat); + da_bgfx_create_frame_buffer_from_nwh bgfx_create_frame_buffer_from_nwh; + + /** + * Set frame buffer debug name. + * Params: + * _handle = Frame buffer handle. + * _name = Frame buffer name. + * _len = Frame buffer name length (if length is INT32_MAX, it's expected + * that _name is zero terminated string. + */ + alias da_bgfx_set_frame_buffer_name = void function(bgfx_frame_buffer_handle_t _handle, const(char)* _name, int _len); + da_bgfx_set_frame_buffer_name bgfx_set_frame_buffer_name; + + /** + * Obtain texture handle of frame buffer attachment. + * Params: + * _handle = Frame buffer handle. + */ + alias da_bgfx_get_texture = bgfx_texture_handle_t function(bgfx_frame_buffer_handle_t _handle, byte _attachment); + da_bgfx_get_texture bgfx_get_texture; + + /** + * Destroy frame buffer. + * Params: + * _handle = Frame buffer handle. + */ + alias da_bgfx_destroy_frame_buffer = void function(bgfx_frame_buffer_handle_t _handle); + da_bgfx_destroy_frame_buffer bgfx_destroy_frame_buffer; + + /** + * Create shader uniform parameter. + * Remarks: + * 1. Uniform names are unique. It's valid to call `bgfx::createUniform` + * multiple times with the same uniform name. The library will always + * return the same handle, but the handle reference count will be + * incremented. This means that the same number of `bgfx::destroyUniform` + * must be called to properly destroy the uniform. + * 2. Predefined uniforms (declared in `bgfx_shader.sh`): + * - `u_viewRect vec4(x, y, width, height)` - view rectangle for current + * view, in pixels. + * - `u_viewTexel vec4(1.0/width, 1.0/height, undef, undef)` - inverse + * width and height + * - `u_view mat4` - view matrix + * - `u_invView mat4` - inverted view matrix + * - `u_proj mat4` - projection matrix + * - `u_invProj mat4` - inverted projection matrix + * - `u_viewProj mat4` - concatenated view projection matrix + * - `u_invViewProj mat4` - concatenated inverted view projection matrix + * - `u_model mat4[BGFX_CONFIG_MAX_BONES]` - array of model matrices. + * - `u_modelView mat4` - concatenated model view matrix, only first + * model matrix from array is used. + * - `u_modelViewProj mat4` - concatenated model view projection matrix. + * - `u_alphaRef float` - alpha reference value for alpha test. + * Params: + * _name = Uniform name in shader. + * _type = Type of uniform (See: `bgfx::UniformType`). + * _num = Number of elements in array. + */ + alias da_bgfx_create_uniform = bgfx_uniform_handle_t function(const(char)* _name, bgfx_uniform_type_t _type, ushort _num); + da_bgfx_create_uniform bgfx_create_uniform; + + /** + * Retrieve uniform info. + * Params: + * _handle = Handle to uniform object. + * _info = Uniform info. + */ + alias da_bgfx_get_uniform_info = void function(bgfx_uniform_handle_t _handle, bgfx_uniform_info_t* _info); + da_bgfx_get_uniform_info bgfx_get_uniform_info; + + /** + * Destroy shader uniform parameter. + * Params: + * _handle = Handle to uniform object. + */ + alias da_bgfx_destroy_uniform = void function(bgfx_uniform_handle_t _handle); + da_bgfx_destroy_uniform bgfx_destroy_uniform; + + /** + * Create occlusion query. + */ + alias da_bgfx_create_occlusion_query = bgfx_occlusion_query_handle_t function(); + da_bgfx_create_occlusion_query bgfx_create_occlusion_query; + + /** + * Retrieve occlusion query result from previous frame. + * Params: + * _handle = Handle to occlusion query object. + * _result = Number of pixels that passed test. This argument + * can be `NULL` if result of occlusion query is not needed. + */ + alias da_bgfx_get_result = bgfx_occlusion_query_result_t function(bgfx_occlusion_query_handle_t _handle, int* _result); + da_bgfx_get_result bgfx_get_result; + + /** + * Destroy occlusion query. + * Params: + * _handle = Handle to occlusion query object. + */ + alias da_bgfx_destroy_occlusion_query = void function(bgfx_occlusion_query_handle_t _handle); + da_bgfx_destroy_occlusion_query bgfx_destroy_occlusion_query; + + /** + * Set palette color value. + * Params: + * _index = Index into palette. + * _rgba = RGBA floating point values. + */ + alias da_bgfx_set_palette_color = void function(byte _index, const float[4] _rgba); + da_bgfx_set_palette_color bgfx_set_palette_color; + + /** + * Set palette color value. + * Params: + * _index = Index into palette. + * _rgba = Packed 32-bit RGBA value. + */ + alias da_bgfx_set_palette_color_rgba8 = void function(byte _index, uint _rgba); + da_bgfx_set_palette_color_rgba8 bgfx_set_palette_color_rgba8; + + /** + * Set view name. + * Remarks: + * This is debug only feature. + * In graphics debugger view name will appear as: + * "nnnc <view name>" + * ^ ^ ^ + * | +--- compute (C) + * +------ view id + * Params: + * _id = View id. + * _name = View name. + */ + alias da_bgfx_set_view_name = void function(bgfx_view_id_t _id, const(char)* _name); + da_bgfx_set_view_name bgfx_set_view_name; + + /** + * Set view rectangle. Draw primitive outside view will be clipped. + * Params: + * _id = View id. + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _width = Width of view port region. + * _height = Height of view port region. + */ + alias da_bgfx_set_view_rect = void function(bgfx_view_id_t _id, ushort _x, ushort _y, ushort _width, ushort _height); + da_bgfx_set_view_rect bgfx_set_view_rect; + + /** + * Set view rectangle. Draw primitive outside view will be clipped. + * Params: + * _id = View id. + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _ratio = Width and height will be set in respect to back-buffer size. + * See: `BackbufferRatio::Enum`. + */ + alias da_bgfx_set_view_rect_ratio = void function(bgfx_view_id_t _id, ushort _x, ushort _y, bgfx_backbuffer_ratio_t _ratio); + da_bgfx_set_view_rect_ratio bgfx_set_view_rect_ratio; + + /** + * Set view scissor. Draw primitive outside view will be clipped. When + * _x, _y, _width and _height are set to 0, scissor will be disabled. + * Params: + * _id = View id. + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _width = Width of view scissor region. + * _height = Height of view scissor region. + */ + alias da_bgfx_set_view_scissor = void function(bgfx_view_id_t _id, ushort _x, ushort _y, ushort _width, ushort _height); + da_bgfx_set_view_scissor bgfx_set_view_scissor; + + /** + * Set view clear flags. + * Params: + * _id = View id. + * _flags = Clear flags. Use `BGFX_CLEAR_NONE` to remove any clear + * operation. See: `BGFX_CLEAR_*`. + * _rgba = Color clear value. + * _depth = Depth clear value. + * _stencil = Stencil clear value. + */ + alias da_bgfx_set_view_clear = void function(bgfx_view_id_t _id, ushort _flags, uint _rgba, float _depth, byte _stencil); + da_bgfx_set_view_clear bgfx_set_view_clear; + + /** + * Set view clear flags with different clear color for each + * frame buffer texture. Must use `bgfx::setPaletteColor` to setup clear color + * palette. + * Params: + * _id = View id. + * _flags = Clear flags. Use `BGFX_CLEAR_NONE` to remove any clear + * operation. See: `BGFX_CLEAR_*`. + * _depth = Depth clear value. + * _stencil = Stencil clear value. + * _c0 = Palette index for frame buffer attachment 0. + * _c1 = Palette index for frame buffer attachment 1. + * _c2 = Palette index for frame buffer attachment 2. + * _c3 = Palette index for frame buffer attachment 3. + * _c4 = Palette index for frame buffer attachment 4. + * _c5 = Palette index for frame buffer attachment 5. + * _c6 = Palette index for frame buffer attachment 6. + * _c7 = Palette index for frame buffer attachment 7. + */ + alias da_bgfx_set_view_clear_mrt = void function(bgfx_view_id_t _id, ushort _flags, float _depth, byte _stencil, byte _c0, byte _c1, byte _c2, byte _c3, byte _c4, byte _c5, byte _c6, byte _c7); + da_bgfx_set_view_clear_mrt bgfx_set_view_clear_mrt; + + /** + * Set view sorting mode. + * Remarks: + * View mode must be set prior calling `bgfx::submit` for the view. + * Params: + * _id = View id. + * _mode = View sort mode. See `ViewMode::Enum`. + */ + alias da_bgfx_set_view_mode = void function(bgfx_view_id_t _id, bgfx_view_mode_t _mode); + da_bgfx_set_view_mode bgfx_set_view_mode; + + /** + * Set view frame buffer. + * Remarks: + * Not persistent after `bgfx::reset` call. + * Params: + * _id = View id. + * _handle = Frame buffer handle. Passing `BGFX_INVALID_HANDLE` as + * frame buffer handle will draw primitives from this view into + * default back buffer. + */ + alias da_bgfx_set_view_frame_buffer = void function(bgfx_view_id_t _id, bgfx_frame_buffer_handle_t _handle); + da_bgfx_set_view_frame_buffer bgfx_set_view_frame_buffer; + + /** + * Set view view and projection matrices, all draw primitives in this + * view will use these matrices. + * Params: + * _id = View id. + * _view = View matrix. + * _proj = Projection matrix. + */ + alias da_bgfx_set_view_transform = void function(bgfx_view_id_t _id, const(void)* _view, const(void)* _proj); + da_bgfx_set_view_transform bgfx_set_view_transform; + + /** + * Post submit view reordering. + * Params: + * _id = First view id. + * _num = Number of views to remap. + * _order = View remap id table. Passing `NULL` will reset view ids + * to default state. + */ + alias da_bgfx_set_view_order = void function(bgfx_view_id_t _id, ushort _num, const(bgfx_view_id_t)* _order); + da_bgfx_set_view_order bgfx_set_view_order; + + /** + * Begin submitting draw calls from thread. + * Params: + * _forThread = Explicitly request an encoder for a worker thread. + */ + alias da_bgfx_encoder_begin = bgfx_encoder_t* function(bool _forThread); + da_bgfx_encoder_begin bgfx_encoder_begin; + + /** + * End submitting draw calls from thread. + * Params: + * _encoder = Encoder. + */ + alias da_bgfx_encoder_end = void function(bgfx_encoder_t* _encoder); + da_bgfx_encoder_end bgfx_encoder_end; + + /** + * Sets a debug marker. This allows you to group graphics calls together for easy browsing in + * graphics debugging tools. + * Params: + * _marker = Marker string. + */ + alias da_bgfx_encoder_set_marker = void function(bgfx_encoder_t* _this, const(char)* _marker); + da_bgfx_encoder_set_marker bgfx_encoder_set_marker; + + /** + * Set render states for draw primitive. + * Remarks: + * 1. To setup more complex states use: + * `BGFX_STATE_ALPHA_REF(_ref)`, + * `BGFX_STATE_POINT_SIZE(_size)`, + * `BGFX_STATE_BLEND_FUNC(_src, _dst)`, + * `BGFX_STATE_BLEND_FUNC_SEPARATE(_srcRGB, _dstRGB, _srcA, _dstA)`, + * `BGFX_STATE_BLEND_EQUATION(_equation)`, + * `BGFX_STATE_BLEND_EQUATION_SEPARATE(_equationRGB, _equationA)` + * 2. `BGFX_STATE_BLEND_EQUATION_ADD` is set when no other blend + * equation is specified. + * Params: + * _state = State flags. Default state for primitive type is + * triangles. See: `BGFX_STATE_DEFAULT`. + * - `BGFX_STATE_DEPTH_TEST_*` - Depth test function. + * - `BGFX_STATE_BLEND_*` - See remark 1 about BGFX_STATE_BLEND_FUNC. + * - `BGFX_STATE_BLEND_EQUATION_*` - See remark 2. + * - `BGFX_STATE_CULL_*` - Backface culling mode. + * - `BGFX_STATE_WRITE_*` - Enable R, G, B, A or Z write. + * - `BGFX_STATE_MSAA` - Enable hardware multisample antialiasing. + * - `BGFX_STATE_PT_[TRISTRIP/LINES/POINTS]` - Primitive type. + * _rgba = Sets blend factor used by `BGFX_STATE_BLEND_FACTOR` and + * `BGFX_STATE_BLEND_INV_FACTOR` blend modes. + */ + alias da_bgfx_encoder_set_state = void function(bgfx_encoder_t* _this, ulong _state, uint _rgba); + da_bgfx_encoder_set_state bgfx_encoder_set_state; + + /** + * Set condition for rendering. + * Params: + * _handle = Occlusion query handle. + * _visible = Render if occlusion query is visible. + */ + alias da_bgfx_encoder_set_condition = void function(bgfx_encoder_t* _this, bgfx_occlusion_query_handle_t _handle, bool _visible); + da_bgfx_encoder_set_condition bgfx_encoder_set_condition; + + /** + * Set stencil test state. + * Params: + * _fstencil = Front stencil state. + * _bstencil = Back stencil state. If back is set to `BGFX_STENCIL_NONE` + * _fstencil is applied to both front and back facing primitives. + */ + alias da_bgfx_encoder_set_stencil = void function(bgfx_encoder_t* _this, uint _fstencil, uint _bstencil); + da_bgfx_encoder_set_stencil bgfx_encoder_set_stencil; + + /** + * Set scissor for draw primitive. + * Remarks: + * To scissor for all primitives in view see `bgfx::setViewScissor`. + * Params: + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _width = Width of view scissor region. + * _height = Height of view scissor region. + */ + alias da_bgfx_encoder_set_scissor = ushort function(bgfx_encoder_t* _this, ushort _x, ushort _y, ushort _width, ushort _height); + da_bgfx_encoder_set_scissor bgfx_encoder_set_scissor; + + /** + * Set scissor from cache for draw primitive. + * Remarks: + * To scissor for all primitives in view see `bgfx::setViewScissor`. + * Params: + * _cache = Index in scissor cache. + */ + alias da_bgfx_encoder_set_scissor_cached = void function(bgfx_encoder_t* _this, ushort _cache); + da_bgfx_encoder_set_scissor_cached bgfx_encoder_set_scissor_cached; + + /** + * Set model matrix for draw primitive. If it is not called, + * the model will be rendered with an identity model matrix. + * Params: + * _mtx = Pointer to first matrix in array. + * _num = Number of matrices in array. + */ + alias da_bgfx_encoder_set_transform = uint function(bgfx_encoder_t* _this, const(void)* _mtx, ushort _num); + da_bgfx_encoder_set_transform bgfx_encoder_set_transform; + + /** + * Set model matrix from matrix cache for draw primitive. + * Params: + * _cache = Index in matrix cache. + * _num = Number of matrices from cache. + */ + alias da_bgfx_encoder_set_transform_cached = void function(bgfx_encoder_t* _this, uint _cache, ushort _num); + da_bgfx_encoder_set_transform_cached bgfx_encoder_set_transform_cached; + + /** + * Reserve matrices in internal matrix cache. + * Attention: Pointer returned can be modifed until `bgfx::frame` is called. + * Params: + * _transform = Pointer to `Transform` structure. + * _num = Number of matrices. + */ + alias da_bgfx_encoder_alloc_transform = uint function(bgfx_encoder_t* _this, bgfx_transform_t* _transform, ushort _num); + da_bgfx_encoder_alloc_transform bgfx_encoder_alloc_transform; + + /** + * Set shader uniform parameter for draw primitive. + * Params: + * _handle = Uniform. + * _value = Pointer to uniform data. + * _num = Number of elements. Passing `UINT16_MAX` will + * use the _num passed on uniform creation. + */ + alias da_bgfx_encoder_set_uniform = void function(bgfx_encoder_t* _this, bgfx_uniform_handle_t _handle, const(void)* _value, ushort _num); + da_bgfx_encoder_set_uniform bgfx_encoder_set_uniform; + + /** + * Set index buffer for draw primitive. + * Params: + * _handle = Index buffer. + * _firstIndex = First index to render. + * _numIndices = Number of indices to render. + */ + alias da_bgfx_encoder_set_index_buffer = void function(bgfx_encoder_t* _this, bgfx_index_buffer_handle_t _handle, uint _firstIndex, uint _numIndices); + da_bgfx_encoder_set_index_buffer bgfx_encoder_set_index_buffer; + + /** + * Set index buffer for draw primitive. + * Params: + * _handle = Dynamic index buffer. + * _firstIndex = First index to render. + * _numIndices = Number of indices to render. + */ + alias da_bgfx_encoder_set_dynamic_index_buffer = void function(bgfx_encoder_t* _this, bgfx_dynamic_index_buffer_handle_t _handle, uint _firstIndex, uint _numIndices); + da_bgfx_encoder_set_dynamic_index_buffer bgfx_encoder_set_dynamic_index_buffer; + + /** + * Set index buffer for draw primitive. + * Params: + * _tib = Transient index buffer. + * _firstIndex = First index to render. + * _numIndices = Number of indices to render. + */ + alias da_bgfx_encoder_set_transient_index_buffer = void function(bgfx_encoder_t* _this, const(bgfx_transient_index_buffer_t)* _tib, uint _firstIndex, uint _numIndices); + da_bgfx_encoder_set_transient_index_buffer bgfx_encoder_set_transient_index_buffer; + + /** + * Set vertex buffer for draw primitive. + * Params: + * _stream = Vertex stream. + * _handle = Vertex buffer. + * _startVertex = First vertex to render. + * _numVertices = Number of vertices to render. + * _layoutHandle = Vertex layout for aliasing vertex buffer. + */ + alias da_bgfx_encoder_set_vertex_buffer = void function(bgfx_encoder_t* _this, byte _stream, bgfx_vertex_buffer_handle_t _handle, uint _startVertex, uint _numVertices, bgfx_vertex_layout_handle_t _layoutHandle); + da_bgfx_encoder_set_vertex_buffer bgfx_encoder_set_vertex_buffer; + + /** + * Set vertex buffer for draw primitive. + * Params: + * _stream = Vertex stream. + * _handle = Dynamic vertex buffer. + * _startVertex = First vertex to render. + * _numVertices = Number of vertices to render. + * _layoutHandle = Vertex layout for aliasing vertex buffer. + */ + alias da_bgfx_encoder_set_dynamic_vertex_buffer = void function(bgfx_encoder_t* _this, byte _stream, bgfx_dynamic_vertex_buffer_handle_t _handle, uint _startVertex, uint _numVertices, bgfx_vertex_layout_handle_t _layoutHandle); + da_bgfx_encoder_set_dynamic_vertex_buffer bgfx_encoder_set_dynamic_vertex_buffer; + + /** + * Set vertex buffer for draw primitive. + * Params: + * _stream = Vertex stream. + * _tvb = Transient vertex buffer. + * _startVertex = First vertex to render. + * _numVertices = Number of vertices to render. + * _layoutHandle = Vertex layout for aliasing vertex buffer. + */ + alias da_bgfx_encoder_set_transient_vertex_buffer = void function(bgfx_encoder_t* _this, byte _stream, const(bgfx_transient_vertex_buffer_t)* _tvb, uint _startVertex, uint _numVertices, bgfx_vertex_layout_handle_t _layoutHandle); + da_bgfx_encoder_set_transient_vertex_buffer bgfx_encoder_set_transient_vertex_buffer; + + /** + * Set number of vertices for auto generated vertices use in conjuction + * with gl_VertexID. + * Attention: Availability depends on: `BGFX_CAPS_VERTEX_ID`. + * Params: + * _numVertices = Number of vertices. + */ + alias da_bgfx_encoder_set_vertex_count = void function(bgfx_encoder_t* _this, uint _numVertices); + da_bgfx_encoder_set_vertex_count bgfx_encoder_set_vertex_count; + + /** + * Set instance data buffer for draw primitive. + * Params: + * _idb = Transient instance data buffer. + * _start = First instance data. + * _num = Number of data instances. + */ + alias da_bgfx_encoder_set_instance_data_buffer = void function(bgfx_encoder_t* _this, const(bgfx_instance_data_buffer_t)* _idb, uint _start, uint _num); + da_bgfx_encoder_set_instance_data_buffer bgfx_encoder_set_instance_data_buffer; + + /** + * Set instance data buffer for draw primitive. + * Params: + * _handle = Vertex buffer. + * _startVertex = First instance data. + * _num = Number of data instances. + * Set instance data buffer for draw primitive. + */ + alias da_bgfx_encoder_set_instance_data_from_vertex_buffer = void function(bgfx_encoder_t* _this, bgfx_vertex_buffer_handle_t _handle, uint _startVertex, uint _num); + da_bgfx_encoder_set_instance_data_from_vertex_buffer bgfx_encoder_set_instance_data_from_vertex_buffer; + + /** + * Set instance data buffer for draw primitive. + * Params: + * _handle = Dynamic vertex buffer. + * _startVertex = First instance data. + * _num = Number of data instances. + */ + alias da_bgfx_encoder_set_instance_data_from_dynamic_vertex_buffer = void function(bgfx_encoder_t* _this, bgfx_dynamic_vertex_buffer_handle_t _handle, uint _startVertex, uint _num); + da_bgfx_encoder_set_instance_data_from_dynamic_vertex_buffer bgfx_encoder_set_instance_data_from_dynamic_vertex_buffer; + + /** + * Set number of instances for auto generated instances use in conjuction + * with gl_InstanceID. + * Attention: Availability depends on: `BGFX_CAPS_VERTEX_ID`. + */ + alias da_bgfx_encoder_set_instance_count = void function(bgfx_encoder_t* _this, uint _numInstances); + da_bgfx_encoder_set_instance_count bgfx_encoder_set_instance_count; + + /** + * Set texture stage for draw primitive. + * Params: + * _stage = Texture unit. + * _sampler = Program sampler. + * _handle = Texture handle. + * _flags = Texture sampling mode. Default value UINT32_MAX uses + * texture sampling settings from the texture. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + */ + alias da_bgfx_encoder_set_texture = void function(bgfx_encoder_t* _this, byte _stage, bgfx_uniform_handle_t _sampler, bgfx_texture_handle_t _handle, uint _flags); + da_bgfx_encoder_set_texture bgfx_encoder_set_texture; + + /** + * Submit an empty primitive for rendering. Uniforms and draw state + * will be applied but no geometry will be submitted. + * Remarks: + * These empty draw calls will sort before ordinary draw calls. + * Params: + * _id = View id. + */ + alias da_bgfx_encoder_touch = void function(bgfx_encoder_t* _this, bgfx_view_id_t _id); + da_bgfx_encoder_touch bgfx_encoder_touch; + + /** + * Submit primitive for rendering. + * Params: + * _id = View id. + * _program = Program. + * _depth = Depth for sorting. + * _preserveState = Preserve internal draw state for next draw call submit. + */ + alias da_bgfx_encoder_submit = void function(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _depth, bool _preserveState); + da_bgfx_encoder_submit bgfx_encoder_submit; + + /** + * Submit primitive with occlusion query for rendering. + * Params: + * _id = View id. + * _program = Program. + * _occlusionQuery = Occlusion query. + * _depth = Depth for sorting. + * _preserveState = Preserve internal draw state for next draw call submit. + */ + alias da_bgfx_encoder_submit_occlusion_query = void function(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint _depth, bool _preserveState); + da_bgfx_encoder_submit_occlusion_query bgfx_encoder_submit_occlusion_query; + + /** + * Submit primitive for rendering with index and instance data info from + * indirect buffer. + * Params: + * _id = View id. + * _program = Program. + * _indirectHandle = Indirect buffer. + * _start = First element in indirect buffer. + * _num = Number of dispatches. + * _depth = Depth for sorting. + * _preserveState = Preserve internal draw state for next draw call submit. + */ + alias da_bgfx_encoder_submit_indirect = void function(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num, uint _depth, bool _preserveState); + da_bgfx_encoder_submit_indirect bgfx_encoder_submit_indirect; + + /** + * Set compute index buffer. + * Params: + * _stage = Compute stage. + * _handle = Index buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + alias da_bgfx_encoder_set_compute_index_buffer = void function(bgfx_encoder_t* _this, byte _stage, bgfx_index_buffer_handle_t _handle, bgfx_access_t _access); + da_bgfx_encoder_set_compute_index_buffer bgfx_encoder_set_compute_index_buffer; + + /** + * Set compute vertex buffer. + * Params: + * _stage = Compute stage. + * _handle = Vertex buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + alias da_bgfx_encoder_set_compute_vertex_buffer = void function(bgfx_encoder_t* _this, byte _stage, bgfx_vertex_buffer_handle_t _handle, bgfx_access_t _access); + da_bgfx_encoder_set_compute_vertex_buffer bgfx_encoder_set_compute_vertex_buffer; + + /** + * Set compute dynamic index buffer. + * Params: + * _stage = Compute stage. + * _handle = Dynamic index buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + alias da_bgfx_encoder_set_compute_dynamic_index_buffer = void function(bgfx_encoder_t* _this, byte _stage, bgfx_dynamic_index_buffer_handle_t _handle, bgfx_access_t _access); + da_bgfx_encoder_set_compute_dynamic_index_buffer bgfx_encoder_set_compute_dynamic_index_buffer; + + /** + * Set compute dynamic vertex buffer. + * Params: + * _stage = Compute stage. + * _handle = Dynamic vertex buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + alias da_bgfx_encoder_set_compute_dynamic_vertex_buffer = void function(bgfx_encoder_t* _this, byte _stage, bgfx_dynamic_vertex_buffer_handle_t _handle, bgfx_access_t _access); + da_bgfx_encoder_set_compute_dynamic_vertex_buffer bgfx_encoder_set_compute_dynamic_vertex_buffer; + + /** + * Set compute indirect buffer. + * Params: + * _stage = Compute stage. + * _handle = Indirect buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + alias da_bgfx_encoder_set_compute_indirect_buffer = void function(bgfx_encoder_t* _this, byte _stage, bgfx_indirect_buffer_handle_t _handle, bgfx_access_t _access); + da_bgfx_encoder_set_compute_indirect_buffer bgfx_encoder_set_compute_indirect_buffer; + + /** + * Set compute image from texture. + * Params: + * _stage = Compute stage. + * _handle = Texture handle. + * _mip = Mip level. + * _access = Image access. See `Access::Enum`. + * _format = Texture format. See: `TextureFormat::Enum`. + */ + alias da_bgfx_encoder_set_image = void function(bgfx_encoder_t* _this, byte _stage, bgfx_texture_handle_t _handle, byte _mip, bgfx_access_t _access, bgfx_texture_format_t _format); + da_bgfx_encoder_set_image bgfx_encoder_set_image; + + /** + * Dispatch compute. + * Params: + * _id = View id. + * _program = Compute program. + * _numX = Number of groups X. + * _numY = Number of groups Y. + * _numZ = Number of groups Z. + */ + alias da_bgfx_encoder_dispatch = void function(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _numX, uint _numY, uint _numZ); + da_bgfx_encoder_dispatch bgfx_encoder_dispatch; + + /** + * Dispatch compute indirect. + * Params: + * _id = View id. + * _program = Compute program. + * _indirectHandle = Indirect buffer. + * _start = First element in indirect buffer. + * _num = Number of dispatches. + */ + alias da_bgfx_encoder_dispatch_indirect = void function(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num); + da_bgfx_encoder_dispatch_indirect bgfx_encoder_dispatch_indirect; + + /** + * Discard all previously set state for draw or compute call. + */ + alias da_bgfx_encoder_discard = void function(bgfx_encoder_t* _this); + da_bgfx_encoder_discard bgfx_encoder_discard; + + /** + * Blit 2D texture region between two 2D textures. + * Attention: Destination texture must be created with `BGFX_TEXTURE_BLIT_DST` flag. + * Attention: Availability depends on: `BGFX_CAPS_TEXTURE_BLIT`. + * Params: + * _id = View id. + * _dst = Destination texture handle. + * _dstMip = Destination texture mip level. + * _dstX = Destination texture X position. + * _dstY = Destination texture Y position. + * _dstZ = If texture is 2D this argument should be 0. If destination texture is cube + * this argument represents destination texture cube face. For 3D texture this argument + * represents destination texture Z position. + * _src = Source texture handle. + * _srcMip = Source texture mip level. + * _srcX = Source texture X position. + * _srcY = Source texture Y position. + * _srcZ = If texture is 2D this argument should be 0. If source texture is cube + * this argument represents source texture cube face. For 3D texture this argument + * represents source texture Z position. + * _width = Width of region. + * _height = Height of region. + * _depth = If texture is 3D this argument represents depth of region, otherwise it's + * unused. + */ + alias da_bgfx_encoder_blit = void function(bgfx_encoder_t* _this, bgfx_view_id_t _id, bgfx_texture_handle_t _dst, byte _dstMip, ushort _dstX, ushort _dstY, ushort _dstZ, bgfx_texture_handle_t _src, byte _srcMip, ushort _srcX, ushort _srcY, ushort _srcZ, ushort _width, ushort _height, ushort _depth); + da_bgfx_encoder_blit bgfx_encoder_blit; + + /** + * Request screen shot of window back buffer. + * Remarks: + * `bgfx::CallbackI::screenShot` must be implemented. + * Attention: Frame buffer handle must be created with OS' target native window handle. + * Params: + * _handle = Frame buffer handle. If handle is `BGFX_INVALID_HANDLE` request will be + * made for main window back buffer. + * _filePath = Will be passed to `bgfx::CallbackI::screenShot` callback. + */ + alias da_bgfx_request_screen_shot = void function(bgfx_frame_buffer_handle_t _handle, const(char)* _filePath); + da_bgfx_request_screen_shot bgfx_request_screen_shot; + + /** + * Render frame. + * Attention: `bgfx::renderFrame` is blocking call. It waits for + * `bgfx::frame` to be called from API thread to process frame. + * If timeout value is passed call will timeout and return even + * if `bgfx::frame` is not called. + * Warning: This call should be only used on platforms that don't + * allow creating separate rendering thread. If it is called before + * to bgfx::init, render thread won't be created by bgfx::init call. + * Params: + * _msecs = Timeout in milliseconds. + */ + alias da_bgfx_render_frame = bgfx_render_frame_t function(int _msecs); + da_bgfx_render_frame bgfx_render_frame; + + /** + * Set platform data. + * Warning: Must be called before `bgfx::init`. + * Params: + * _data = Platform data. + */ + alias da_bgfx_set_platform_data = void function(const(bgfx_platform_data_t)* _data); + da_bgfx_set_platform_data bgfx_set_platform_data; + + /** + * Get internal data for interop. + * Attention: It's expected you understand some bgfx internals before you + * use this call. + * Warning: Must be called only on render thread. + */ + alias da_bgfx_get_internal_data = const(bgfx_internal_data_t)* function(); + da_bgfx_get_internal_data bgfx_get_internal_data; + + /** + * Override internal texture with externally created texture. Previously + * created internal texture will released. + * Attention: It's expected you understand some bgfx internals before you + * use this call. + * Warning: Must be called only on render thread. + * Params: + * _handle = Texture handle. + * _ptr = Native API pointer to texture. + */ + alias da_bgfx_override_internal_texture_ptr = ulong function(bgfx_texture_handle_t _handle, ulong _ptr); + da_bgfx_override_internal_texture_ptr bgfx_override_internal_texture_ptr; + + /** + * Override internal texture by creating new texture. Previously created + * internal texture will released. + * Attention: It's expected you understand some bgfx internals before you + * use this call. + * Returns: Native API pointer to texture. If result is 0, texture is not created yet from the + * main thread. + * Warning: Must be called only on render thread. + * Params: + * _handle = Texture handle. + * _width = Width. + * _height = Height. + * _numMips = Number of mip-maps. + * _format = Texture format. See: `TextureFormat::Enum`. + * _flags = Texture creation (see `BGFX_TEXTURE_*`.), and sampler (see `BGFX_SAMPLER_*`) + * flags. Default texture sampling mode is linear, and wrap mode is repeat. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + */ + alias da_bgfx_override_internal_texture = ulong function(bgfx_texture_handle_t _handle, ushort _width, ushort _height, byte _numMips, bgfx_texture_format_t _format, ulong _flags); + da_bgfx_override_internal_texture bgfx_override_internal_texture; + + /** + * Sets a debug marker. This allows you to group graphics calls together for easy browsing in + * graphics debugging tools. + * Params: + * _marker = Marker string. + */ + alias da_bgfx_set_marker = void function(const(char)* _marker); + da_bgfx_set_marker bgfx_set_marker; + + /** + * Set render states for draw primitive. + * Remarks: + * 1. To setup more complex states use: + * `BGFX_STATE_ALPHA_REF(_ref)`, + * `BGFX_STATE_POINT_SIZE(_size)`, + * `BGFX_STATE_BLEND_FUNC(_src, _dst)`, + * `BGFX_STATE_BLEND_FUNC_SEPARATE(_srcRGB, _dstRGB, _srcA, _dstA)`, + * `BGFX_STATE_BLEND_EQUATION(_equation)`, + * `BGFX_STATE_BLEND_EQUATION_SEPARATE(_equationRGB, _equationA)` + * 2. `BGFX_STATE_BLEND_EQUATION_ADD` is set when no other blend + * equation is specified. + * Params: + * _state = State flags. Default state for primitive type is + * triangles. See: `BGFX_STATE_DEFAULT`. + * - `BGFX_STATE_DEPTH_TEST_*` - Depth test function. + * - `BGFX_STATE_BLEND_*` - See remark 1 about BGFX_STATE_BLEND_FUNC. + * - `BGFX_STATE_BLEND_EQUATION_*` - See remark 2. + * - `BGFX_STATE_CULL_*` - Backface culling mode. + * - `BGFX_STATE_WRITE_*` - Enable R, G, B, A or Z write. + * - `BGFX_STATE_MSAA` - Enable hardware multisample antialiasing. + * - `BGFX_STATE_PT_[TRISTRIP/LINES/POINTS]` - Primitive type. + * _rgba = Sets blend factor used by `BGFX_STATE_BLEND_FACTOR` and + * `BGFX_STATE_BLEND_INV_FACTOR` blend modes. + */ + alias da_bgfx_set_state = void function(ulong _state, uint _rgba); + da_bgfx_set_state bgfx_set_state; + + /** + * Set condition for rendering. + * Params: + * _handle = Occlusion query handle. + * _visible = Render if occlusion query is visible. + */ + alias da_bgfx_set_condition = void function(bgfx_occlusion_query_handle_t _handle, bool _visible); + da_bgfx_set_condition bgfx_set_condition; + + /** + * Set stencil test state. + * Params: + * _fstencil = Front stencil state. + * _bstencil = Back stencil state. If back is set to `BGFX_STENCIL_NONE` + * _fstencil is applied to both front and back facing primitives. + */ + alias da_bgfx_set_stencil = void function(uint _fstencil, uint _bstencil); + da_bgfx_set_stencil bgfx_set_stencil; + + /** + * Set scissor for draw primitive. + * Remarks: + * To scissor for all primitives in view see `bgfx::setViewScissor`. + * Params: + * _x = Position x from the left corner of the window. + * _y = Position y from the top corner of the window. + * _width = Width of view scissor region. + * _height = Height of view scissor region. + */ + alias da_bgfx_set_scissor = ushort function(ushort _x, ushort _y, ushort _width, ushort _height); + da_bgfx_set_scissor bgfx_set_scissor; + + /** + * Set scissor from cache for draw primitive. + * Remarks: + * To scissor for all primitives in view see `bgfx::setViewScissor`. + * Params: + * _cache = Index in scissor cache. + */ + alias da_bgfx_set_scissor_cached = void function(ushort _cache); + da_bgfx_set_scissor_cached bgfx_set_scissor_cached; + + /** + * Set model matrix for draw primitive. If it is not called, + * the model will be rendered with an identity model matrix. + * Params: + * _mtx = Pointer to first matrix in array. + * _num = Number of matrices in array. + */ + alias da_bgfx_set_transform = uint function(const(void)* _mtx, ushort _num); + da_bgfx_set_transform bgfx_set_transform; + + /** + * Set model matrix from matrix cache for draw primitive. + * Params: + * _cache = Index in matrix cache. + * _num = Number of matrices from cache. + */ + alias da_bgfx_set_transform_cached = void function(uint _cache, ushort _num); + da_bgfx_set_transform_cached bgfx_set_transform_cached; + + /** + * Reserve matrices in internal matrix cache. + * Attention: Pointer returned can be modifed until `bgfx::frame` is called. + * Params: + * _transform = Pointer to `Transform` structure. + * _num = Number of matrices. + */ + alias da_bgfx_alloc_transform = uint function(bgfx_transform_t* _transform, ushort _num); + da_bgfx_alloc_transform bgfx_alloc_transform; + + /** + * Set shader uniform parameter for draw primitive. + * Params: + * _handle = Uniform. + * _value = Pointer to uniform data. + * _num = Number of elements. Passing `UINT16_MAX` will + * use the _num passed on uniform creation. + */ + alias da_bgfx_set_uniform = void function(bgfx_uniform_handle_t _handle, const(void)* _value, ushort _num); + da_bgfx_set_uniform bgfx_set_uniform; + + /** + * Set index buffer for draw primitive. + * Params: + * _handle = Index buffer. + * _firstIndex = First index to render. + * _numIndices = Number of indices to render. + */ + alias da_bgfx_set_index_buffer = void function(bgfx_index_buffer_handle_t _handle, uint _firstIndex, uint _numIndices); + da_bgfx_set_index_buffer bgfx_set_index_buffer; + + /** + * Set index buffer for draw primitive. + * Params: + * _handle = Dynamic index buffer. + * _firstIndex = First index to render. + * _numIndices = Number of indices to render. + */ + alias da_bgfx_set_dynamic_index_buffer = void function(bgfx_dynamic_index_buffer_handle_t _handle, uint _firstIndex, uint _numIndices); + da_bgfx_set_dynamic_index_buffer bgfx_set_dynamic_index_buffer; + + /** + * Set index buffer for draw primitive. + * Params: + * _tib = Transient index buffer. + * _firstIndex = First index to render. + * _numIndices = Number of indices to render. + */ + alias da_bgfx_set_transient_index_buffer = void function(const(bgfx_transient_index_buffer_t)* _tib, uint _firstIndex, uint _numIndices); + da_bgfx_set_transient_index_buffer bgfx_set_transient_index_buffer; + + /** + * Set vertex buffer for draw primitive. + * Params: + * _stream = Vertex stream. + * _handle = Vertex buffer. + * _startVertex = First vertex to render. + * _numVertices = Number of vertices to render. + */ + alias da_bgfx_set_vertex_buffer = void function(byte _stream, bgfx_vertex_buffer_handle_t _handle, uint _startVertex, uint _numVertices); + da_bgfx_set_vertex_buffer bgfx_set_vertex_buffer; + + /** + * Set vertex buffer for draw primitive. + * Params: + * _stream = Vertex stream. + * _handle = Dynamic vertex buffer. + * _startVertex = First vertex to render. + * _numVertices = Number of vertices to render. + */ + alias da_bgfx_set_dynamic_vertex_buffer = void function(byte _stream, bgfx_dynamic_vertex_buffer_handle_t _handle, uint _startVertex, uint _numVertices); + da_bgfx_set_dynamic_vertex_buffer bgfx_set_dynamic_vertex_buffer; + + /** + * Set vertex buffer for draw primitive. + * Params: + * _stream = Vertex stream. + * _tvb = Transient vertex buffer. + * _startVertex = First vertex to render. + * _numVertices = Number of vertices to render. + */ + alias da_bgfx_set_transient_vertex_buffer = void function(byte _stream, const(bgfx_transient_vertex_buffer_t)* _tvb, uint _startVertex, uint _numVertices); + da_bgfx_set_transient_vertex_buffer bgfx_set_transient_vertex_buffer; + + /** + * Set number of vertices for auto generated vertices use in conjuction + * with gl_VertexID. + * Attention: Availability depends on: `BGFX_CAPS_VERTEX_ID`. + * Params: + * _numVertices = Number of vertices. + */ + alias da_bgfx_set_vertex_count = void function(uint _numVertices); + da_bgfx_set_vertex_count bgfx_set_vertex_count; + + /** + * Set instance data buffer for draw primitive. + * Params: + * _idb = Transient instance data buffer. + * _start = First instance data. + * _num = Number of data instances. + */ + alias da_bgfx_set_instance_data_buffer = void function(const(bgfx_instance_data_buffer_t)* _idb, uint _start, uint _num); + da_bgfx_set_instance_data_buffer bgfx_set_instance_data_buffer; + + /** + * Set instance data buffer for draw primitive. + * Params: + * _handle = Vertex buffer. + * _startVertex = First instance data. + * _num = Number of data instances. + * Set instance data buffer for draw primitive. + */ + alias da_bgfx_set_instance_data_from_vertex_buffer = void function(bgfx_vertex_buffer_handle_t _handle, uint _startVertex, uint _num); + da_bgfx_set_instance_data_from_vertex_buffer bgfx_set_instance_data_from_vertex_buffer; + + /** + * Set instance data buffer for draw primitive. + * Params: + * _handle = Dynamic vertex buffer. + * _startVertex = First instance data. + * _num = Number of data instances. + */ + alias da_bgfx_set_instance_data_from_dynamic_vertex_buffer = void function(bgfx_dynamic_vertex_buffer_handle_t _handle, uint _startVertex, uint _num); + da_bgfx_set_instance_data_from_dynamic_vertex_buffer bgfx_set_instance_data_from_dynamic_vertex_buffer; + + /** + * Set number of instances for auto generated instances use in conjuction + * with gl_InstanceID. + * Attention: Availability depends on: `BGFX_CAPS_VERTEX_ID`. + */ + alias da_bgfx_set_instance_count = void function(uint _numInstances); + da_bgfx_set_instance_count bgfx_set_instance_count; + + /** + * Set texture stage for draw primitive. + * Params: + * _stage = Texture unit. + * _sampler = Program sampler. + * _handle = Texture handle. + * _flags = Texture sampling mode. Default value UINT32_MAX uses + * texture sampling settings from the texture. + * - `BGFX_SAMPLER_[U/V/W]_[MIRROR/CLAMP]` - Mirror or clamp to edge wrap + * mode. + * - `BGFX_SAMPLER_[MIN/MAG/MIP]_[POINT/ANISOTROPIC]` - Point or anisotropic + * sampling. + */ + alias da_bgfx_set_texture = void function(byte _stage, bgfx_uniform_handle_t _sampler, bgfx_texture_handle_t _handle, uint _flags); + da_bgfx_set_texture bgfx_set_texture; + + /** + * Submit an empty primitive for rendering. Uniforms and draw state + * will be applied but no geometry will be submitted. + * Remarks: + * These empty draw calls will sort before ordinary draw calls. + * Params: + * _id = View id. + */ + alias da_bgfx_touch = void function(bgfx_view_id_t _id); + da_bgfx_touch bgfx_touch; + + /** + * Submit primitive for rendering. + * Params: + * _id = View id. + * _program = Program. + * _depth = Depth for sorting. + * _preserveState = Preserve internal draw state for next draw call submit. + */ + alias da_bgfx_submit = void function(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _depth, bool _preserveState); + da_bgfx_submit bgfx_submit; + + /** + * Submit primitive with occlusion query for rendering. + * Params: + * _id = View id. + * _program = Program. + * _occlusionQuery = Occlusion query. + * _depth = Depth for sorting. + * _preserveState = Preserve internal draw state for next draw call submit. + */ + alias da_bgfx_submit_occlusion_query = void function(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_occlusion_query_handle_t _occlusionQuery, uint _depth, bool _preserveState); + da_bgfx_submit_occlusion_query bgfx_submit_occlusion_query; + + /** + * Submit primitive for rendering with index and instance data info from + * indirect buffer. + * Params: + * _id = View id. + * _program = Program. + * _indirectHandle = Indirect buffer. + * _start = First element in indirect buffer. + * _num = Number of dispatches. + * _depth = Depth for sorting. + * _preserveState = Preserve internal draw state for next draw call submit. + */ + alias da_bgfx_submit_indirect = void function(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num, uint _depth, bool _preserveState); + da_bgfx_submit_indirect bgfx_submit_indirect; + + /** + * Set compute index buffer. + * Params: + * _stage = Compute stage. + * _handle = Index buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + alias da_bgfx_set_compute_index_buffer = void function(byte _stage, bgfx_index_buffer_handle_t _handle, bgfx_access_t _access); + da_bgfx_set_compute_index_buffer bgfx_set_compute_index_buffer; + + /** + * Set compute vertex buffer. + * Params: + * _stage = Compute stage. + * _handle = Vertex buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + alias da_bgfx_set_compute_vertex_buffer = void function(byte _stage, bgfx_vertex_buffer_handle_t _handle, bgfx_access_t _access); + da_bgfx_set_compute_vertex_buffer bgfx_set_compute_vertex_buffer; + + /** + * Set compute dynamic index buffer. + * Params: + * _stage = Compute stage. + * _handle = Dynamic index buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + alias da_bgfx_set_compute_dynamic_index_buffer = void function(byte _stage, bgfx_dynamic_index_buffer_handle_t _handle, bgfx_access_t _access); + da_bgfx_set_compute_dynamic_index_buffer bgfx_set_compute_dynamic_index_buffer; + + /** + * Set compute dynamic vertex buffer. + * Params: + * _stage = Compute stage. + * _handle = Dynamic vertex buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + alias da_bgfx_set_compute_dynamic_vertex_buffer = void function(byte _stage, bgfx_dynamic_vertex_buffer_handle_t _handle, bgfx_access_t _access); + da_bgfx_set_compute_dynamic_vertex_buffer bgfx_set_compute_dynamic_vertex_buffer; + + /** + * Set compute indirect buffer. + * Params: + * _stage = Compute stage. + * _handle = Indirect buffer handle. + * _access = Buffer access. See `Access::Enum`. + */ + alias da_bgfx_set_compute_indirect_buffer = void function(byte _stage, bgfx_indirect_buffer_handle_t _handle, bgfx_access_t _access); + da_bgfx_set_compute_indirect_buffer bgfx_set_compute_indirect_buffer; + + /** + * Set compute image from texture. + * Params: + * _stage = Compute stage. + * _handle = Texture handle. + * _mip = Mip level. + * _access = Image access. See `Access::Enum`. + * _format = Texture format. See: `TextureFormat::Enum`. + */ + alias da_bgfx_set_image = void function(byte _stage, bgfx_texture_handle_t _handle, byte _mip, bgfx_access_t _access, bgfx_texture_format_t _format); + da_bgfx_set_image bgfx_set_image; + + /** + * Dispatch compute. + * Params: + * _id = View id. + * _program = Compute program. + * _numX = Number of groups X. + * _numY = Number of groups Y. + * _numZ = Number of groups Z. + */ + alias da_bgfx_dispatch = void function(bgfx_view_id_t _id, bgfx_program_handle_t _program, uint _numX, uint _numY, uint _numZ); + da_bgfx_dispatch bgfx_dispatch; + + /** + * Dispatch compute indirect. + * Params: + * _id = View id. + * _program = Compute program. + * _indirectHandle = Indirect buffer. + * _start = First element in indirect buffer. + * _num = Number of dispatches. + */ + alias da_bgfx_dispatch_indirect = void function(bgfx_view_id_t _id, bgfx_program_handle_t _program, bgfx_indirect_buffer_handle_t _indirectHandle, ushort _start, ushort _num); + da_bgfx_dispatch_indirect bgfx_dispatch_indirect; + + /** + * Discard all previously set state for draw or compute call. + */ + alias da_bgfx_discard = void function(); + da_bgfx_discard bgfx_discard; + + /** + * Blit 2D texture region between two 2D textures. + * Attention: Destination texture must be created with `BGFX_TEXTURE_BLIT_DST` flag. + * Attention: Availability depends on: `BGFX_CAPS_TEXTURE_BLIT`. + * Params: + * _id = View id. + * _dst = Destination texture handle. + * _dstMip = Destination texture mip level. + * _dstX = Destination texture X position. + * _dstY = Destination texture Y position. + * _dstZ = If texture is 2D this argument should be 0. If destination texture is cube + * this argument represents destination texture cube face. For 3D texture this argument + * represents destination texture Z position. + * _src = Source texture handle. + * _srcMip = Source texture mip level. + * _srcX = Source texture X position. + * _srcY = Source texture Y position. + * _srcZ = If texture is 2D this argument should be 0. If source texture is cube + * this argument represents source texture cube face. For 3D texture this argument + * represents source texture Z position. + * _width = Width of region. + * _height = Height of region. + * _depth = If texture is 3D this argument represents depth of region, otherwise it's + * unused. + */ + alias da_bgfx_blit = void function(bgfx_view_id_t _id, bgfx_texture_handle_t _dst, byte _dstMip, ushort _dstX, ushort _dstY, ushort _dstZ, bgfx_texture_handle_t _src, byte _srcMip, ushort _srcX, ushort _srcY, ushort _srcZ, ushort _width, ushort _height, ushort _depth); + da_bgfx_blit bgfx_blit; + + } +} |