/* * Copyright 2011-2019 Branimir Karadzic. All rights reserved. * License: https://github.com/bkaradzic/bgfx#license-bsd-2-clause */ #include "bgfx_p.h" namespace bgfx { namespace noop { struct RendererContextNOOP : public RendererContextI { RendererContextNOOP() { // Pretend all features are available. g_caps.supported = 0 | BGFX_CAPS_ALPHA_TO_COVERAGE | BGFX_CAPS_BLEND_INDEPENDENT | BGFX_CAPS_COMPUTE | BGFX_CAPS_CONSERVATIVE_RASTER | BGFX_CAPS_DRAW_INDIRECT | BGFX_CAPS_FRAGMENT_DEPTH | BGFX_CAPS_FRAGMENT_ORDERING | BGFX_CAPS_GRAPHICS_DEBUGGER | BGFX_CAPS_HIDPI | BGFX_CAPS_INDEX32 | BGFX_CAPS_INSTANCING | BGFX_CAPS_OCCLUSION_QUERY | BGFX_CAPS_RENDERER_MULTITHREADED | BGFX_CAPS_SWAP_CHAIN | BGFX_CAPS_TEXTURE_2D_ARRAY | BGFX_CAPS_TEXTURE_3D | BGFX_CAPS_TEXTURE_BLIT | BGFX_CAPS_TEXTURE_COMPARE_ALL | BGFX_CAPS_TEXTURE_COMPARE_LEQUAL | BGFX_CAPS_TEXTURE_CUBE_ARRAY | BGFX_CAPS_TEXTURE_READ_BACK | BGFX_CAPS_VERTEX_ATTRIB_HALF | BGFX_CAPS_VERTEX_ATTRIB_UINT10 ; // Pretend all features are available for all texture formats. for (uint32_t formatIdx = 0; formatIdx < TextureFormat::Count; ++formatIdx) { g_caps.formats[formatIdx] = 0 | BGFX_CAPS_FORMAT_TEXTURE_NONE | BGFX_CAPS_FORMAT_TEXTURE_2D | BGFX_CAPS_FORMAT_TEXTURE_2D_SRGB | BGFX_CAPS_FORMAT_TEXTURE_2D_EMULATED | BGFX_CAPS_FORMAT_TEXTURE_3D | BGFX_CAPS_FORMAT_TEXTURE_3D_SRGB | BGFX_CAPS_FORMAT_TEXTURE_3D_EMULATED | BGFX_CAPS_FORMAT_TEXTURE_CUBE | BGFX_CAPS_FORMAT_TEXTURE_CUBE_SRGB | BGFX_CAPS_FORMAT_TEXTURE_CUBE_EMULATED | BGFX_CAPS_FORMAT_TEXTURE_VERTEX | BGFX_CAPS_FORMAT_TEXTURE_IMAGE | BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER | BGFX_CAPS_FORMAT_TEXTURE_FRAMEBUFFER_MSAA | BGFX_CAPS_FORMAT_TEXTURE_MSAA | BGFX_CAPS_FORMAT_TEXTURE_MIP_AUTOGEN ; } // Pretend we have no limits g_caps.limits.maxTextureSize = 16384; g_caps.limits.maxTextureLayers = 2048; g_caps.limits.maxComputeBindings = g_caps.limits.maxTextureSamplers; g_caps.limits.maxFBAttachments = BGFX_CONFIG_MAX_FRAME_BUFFER_ATTACHMENTS; g_caps.limits.maxVertexStreams = BGFX_CONFIG_MAX_VERTEX_STREAMS; } ~RendererContextNOOP() { } RendererType::Enum getRendererType() const override { return RendererType::Noop; } const char* getRendererName() const override { return BGFX_RENDERER_NOOP_NAME; } bool isDeviceRemoved() override { return false; } void flip() override { } void createIndexBuffer(IndexBufferHandle /*_handle*/, const Memory* /*_mem*/, uint16_t /*_flags*/) override { } void destroyIndexBuffer(IndexBufferHandle /*_handle*/) override { } void createVertexLayout(VertexLayoutHandle /*_handle*/, const VertexLayout& /*_layout*/) override { } void destroyVertexLayout(VertexLayoutHandle /*_handle*/) override { } void createVertexBuffer(VertexBufferHandle /*_handle*/, const Memory* /*_mem*/, VertexLayoutHandle /*_layoutHandle*/, uint16_t /*_flags*/) override { } void destroyVertexBuffer(VertexBufferHandle /*_handle*/) override { } void createDynamicIndexBuffer(IndexBufferHandle /*_handle*/, uint32_t /*_size*/, uint16_t /*_flags*/) override { } void updateDynamicIndexBuffer(IndexBufferHandle /*_handle*/, uint32_t /*_offset*/, uint32_t /*_size*/, const Memory* /*_mem*/) override { } void destroyDynamicIndexBuffer(IndexBufferHandle /*_handle*/) override { } void createDynamicVertexBuffer(VertexBufferHandle /*_handle*/, uint32_t /*_size*/, uint16_t /*_flags*/) override { } void updateDynamicVertexBuffer(VertexBufferHandle /*_handle*/, uint32_t /*_offset*/, uint32_t /*_size*/, const Memory* /*_mem*/) override { } void destroyDynamicVertexBuffer(VertexBufferHandle /*_handle*/) override { } void createShader(ShaderHandle /*_handle*/, const Memory* /*_mem*/) override { } void destroyShader(ShaderHandle /*_handle*/) override { } void createProgram(ProgramHandle /*_handle*/, ShaderHandle /*_vsh*/, ShaderHandle /*_fsh*/) override { } void destroyProgram(ProgramHandle /*_handle*/) override { } void* createTexture(TextureHandle /*_handle*/, const Memory* /*_mem*/, uint64_t /*_flags*/, uint8_t /*_skip*/) override { return NULL; } void updateTextureBegin(TextureHandle /*_handle*/, uint8_t /*_side*/, uint8_t /*_mip*/) override { } void updateTexture(TextureHandle /*_handle*/, uint8_t /*_side*/, uint8_t /*_mip*/, const Rect& /*_rect*/, uint16_t /*_z*/, uint16_t /*_depth*/, uint16_t /*_pitch*/, const Memory* /*_mem*/) override { } void updateTextureEnd() override { } void readTexture(TextureHandle /*_handle*/, void* /*_data*/, uint8_t /*_mip*/) override { } void resizeTexture(TextureHandle /*_handle*/, uint16_t /*_width*/, uint16_t /*_height*/, uint8_t /*_numMips*/, uint16_t /*_numLayers*/) override { } void overrideInternal(TextureHandle /*_handle*/, uintptr_t /*_ptr*/) override { } uintptr_t getInternal(TextureHandle /*_handle*/) override { return 0; } void destroyTexture(TextureHandle /*_handle*/) override { } void createFrameBuffer(FrameBufferHandle /*_handle*/, uint8_t /*_num*/, const Attachment* /*_attachment*/) override { } void createFrameBuffer(FrameBufferHandle /*_handle*/, void* /*_nwh*/, uint32_t /*_width*/, uint32_t /*_height*/, TextureFormat::Enum /*_format*/, TextureFormat::Enum /*_depthFormat*/) override { } void destroyFrameBuffer(FrameBufferHandle /*_handle*/) override { } void createUniform(UniformHandle /*_handle*/, UniformType::Enum /*_type*/, uint16_t /*_num*/, const char* /*_name*/) override { } void destroyUniform(UniformHandle /*_handle*/) override { } void requestScreenShot(FrameBufferHandle /*_handle*/, const char* /*_filePath*/) override { } void updateViewName(ViewId /*_id*/, const char* /*_name*/) override { } void updateUniform(uint16_t /*_loc*/, const void* /*_data*/, uint32_t /*_size*/) override { } void invalidateOcclusionQuery(OcclusionQueryHandle /*_handle*/) override { } void setMarker(const char* /*_marker*/, uint16_t /*_len*/) override { } virtual void setName(Handle /*_handle*/, const char* /*_name*/, uint16_t /*_len*/) override { } void submit(Frame* _render, ClearQuad& /*_clearQuad*/, TextVideoMemBlitter& /*_textVideoMemBlitter*/) override { const int64_t timerFreq = bx::getHPFrequency(); const int64_t timeBegin = bx::getHPCounter(); Stats& perfStats = _render->m_perfStats; perfStats.cpuTimeBegin = timeBegin; perfStats.cpuTimeEnd = timeBegin; perfStats.cpuTimerFreq = timerFreq; perfStats.gpuTimeBegin = 0; perfStats.gpuTimeEnd = 0; perfStats.gpuTimerFreq = 1000000000; bx::memSet(perfStats.numPrims, 0, sizeof(perfStats.numPrims) ); perfStats.gpuMemoryMax = -INT64_MAX; perfStats.gpuMemoryUsed = -INT64_MAX; } void blitSetup(TextVideoMemBlitter& /*_blitter*/) override { } void blitRender(TextVideoMemBlitter& /*_blitter*/, uint32_t /*_numIndices*/) override { } }; static RendererContextNOOP* s_renderNOOP; RendererContextI* rendererCreate(const Init& _init) { BX_UNUSED(_init); s_renderNOOP = BX_NEW(g_allocator, RendererContextNOOP); return s_renderNOOP; } void rendererDestroy() { BX_DELETE(g_allocator, s_renderNOOP); s_renderNOOP = NULL; } } /* namespace noop */ } // namespace bgfx