// license:BSD-3-Clause // copyright-holders:Miodrag Milanovic,Ryan Holtz,Dario Manesku,Branimir Karadzic,Aaron Giles //============================================================ // // drawbgfx.cpp - BGFX renderer // //============================================================ #include #include #if defined(SDLMAME_WIN32) || defined(OSD_WINDOWS) || defined(OSD_UWP) // standard windows headers #include #if defined(SDLMAME_WIN32) #include #endif #else #if defined(OSD_MAC) extern void *GetOSWindow(void *wincontroller); #else #include #endif #endif // MAMEOS headers #include "emu.h" #include "window.h" #include "rendutil.h" #include "aviwrite.h" #include #include #include #include "drawbgfx.h" #include "bgfxutil.h" #include "bgfx/texturemanager.h" #include "bgfx/targetmanager.h" #include "bgfx/shadermanager.h" #include "bgfx/effectmanager.h" #include "bgfx/chainmanager.h" #include "bgfx/effect.h" #include "bgfx/texture.h" #include "bgfx/target.h" #include "bgfx/chain.h" #include "bgfx/vertex.h" #include "bgfx/uniform.h" #include "bgfx/slider.h" #include "bgfx/target.h" #include "bgfx/view.h" #include "imgui/imgui.h" //============================================================ // DEBUGGING //============================================================ //============================================================ // CONSTANTS //============================================================ uint16_t const renderer_bgfx::CACHE_SIZE = 1024; uint32_t const renderer_bgfx::PACKABLE_SIZE = 128; uint32_t const renderer_bgfx::WHITE_HASH = 0x87654321; char const *const renderer_bgfx::WINDOW_PREFIX = "Window 0, "; //============================================================ // MACROS //============================================================ #define GIBBERISH (0) #define SCENE_VIEW (0) //============================================================ // STATICS //============================================================ bool renderer_bgfx::s_window_set = false; uint32_t renderer_bgfx::s_current_view = 0; //============================================================ // renderer_bgfx - constructor //============================================================ renderer_bgfx::renderer_bgfx(std::shared_ptr w) : osd_renderer(w, FLAG_NONE) , m_options(downcast(w->machine().options())) , m_framebuffer(nullptr) , m_texture_cache(nullptr) , m_dimensions(0, 0) , m_textures(nullptr) , m_targets(nullptr) , m_shaders(nullptr) , m_effects(nullptr) , m_chains(nullptr) , m_ortho_view(nullptr) , m_max_view(0) , m_avi_view(nullptr) , m_avi_writer(nullptr) , m_avi_target(nullptr) { } //============================================================ // renderer_bgfx - destructor //============================================================ renderer_bgfx::~renderer_bgfx() { bgfx::reset(0, 0, BGFX_RESET_NONE); bgfx::touch(0); bgfx::frame(); if (m_avi_writer != nullptr && m_avi_writer->recording()) { m_avi_writer->stop(); m_targets->destroy_target("avibuffer0"); m_avi_target = nullptr; bgfx::destroy(m_avi_texture); delete m_avi_writer; delete [] m_avi_data; delete m_avi_view; } // Cleanup. delete m_chains; delete m_effects; delete m_shaders; delete m_textures; delete m_targets; } //============================================================ // renderer_bgfx::create //============================================================ #ifdef OSD_WINDOWS inline void winSetHwnd(::HWND _window) { bgfx::PlatformData pd; pd.ndt = NULL; pd.nwh = _window; pd.context = NULL; pd.backBuffer = NULL; pd.backBufferDS = NULL; bgfx::setPlatformData(pd); } #elif defined(OSD_MAC) inline void macSetWindow(void *_window) { bgfx::PlatformData pd; pd.ndt = NULL; pd.nwh = GetOSWindow(_window); pd.context = NULL; pd.backBuffer = NULL; pd.backBufferDS = NULL; bgfx::setPlatformData(pd); } #elif defined(OSD_SDL) static void* sdlNativeWindowHandle(SDL_Window* _window) { SDL_SysWMinfo wmi; SDL_VERSION(&wmi.version); if (!SDL_GetWindowWMInfo(_window, &wmi)) { return nullptr; } # if BX_PLATFORM_LINUX || BX_PLATFORM_BSD || BX_PLATFORM_RPI return (void*)wmi.info.x11.window; # elif BX_PLATFORM_OSX return wmi.info.cocoa.window; # elif BX_PLATFORM_WINDOWS return wmi.info.win.window; # elif BX_PLATFORM_STEAMLINK return wmi.info.vivante.window; # elif BX_PLATFORM_EMSCRIPTEN || BX_PLATFORM_ANDROID return nullptr; # endif // BX_PLATFORM_ } inline bool sdlSetWindow(SDL_Window* _window) { SDL_SysWMinfo wmi; SDL_VERSION(&wmi.version); if (!SDL_GetWindowWMInfo(_window, &wmi) ) { return false; } bgfx::PlatformData pd; # if BX_PLATFORM_LINUX || BX_PLATFORM_BSD pd.ndt = wmi.info.x11.display; pd.nwh = (void*)(uintptr_t)wmi.info.x11.window; # elif BX_PLATFORM_OSX pd.ndt = NULL; pd.nwh = wmi.info.cocoa.window; # elif BX_PLATFORM_WINDOWS pd.ndt = NULL; pd.nwh = wmi.info.win.window; # elif BX_PLATFORM_STEAMLINK pd.ndt = wmi.info.vivante.display; pd.nwh = wmi.info.vivante.window; # endif // BX_PLATFORM_ pd.context = NULL; pd.backBuffer = NULL; pd.backBufferDS = NULL; bgfx::setPlatformData(pd); return true; } #elif defined(OSD_UWP) inline void winrtSetWindow(::IUnknown* _window) { bgfx::PlatformData pd; pd.ndt = NULL; pd.nwh = _window; pd.context = NULL; pd.backBuffer = NULL; pd.backBufferDS = NULL; bgfx::setPlatformData(pd); } IInspectable* AsInspectable(Platform::Agile win) { return reinterpret_cast(win.Get()); } #endif int renderer_bgfx::create() { // create renderer std::shared_ptr win = assert_window(); osd_dim wdim = win->get_size(); m_width[win->m_index] = wdim.width(); m_height[win->m_index] = wdim.height(); if (win->m_index == 0) { if (!s_window_set) { s_window_set = true; ScreenVertex::init(); } else { bgfx::shutdown(); bgfx::PlatformData blank_pd; memset(&blank_pd, 0, sizeof(bgfx::PlatformData)); bgfx::setPlatformData(blank_pd); } #ifdef OSD_WINDOWS winSetHwnd(std::static_pointer_cast(win)->platform_window()); #elif defined(OSD_UWP) winrtSetWindow(AsInspectable(std::static_pointer_cast(win)->platform_window())); #elif defined(OSD_MAC) macSetWindow(std::static_pointer_cast(win)->platform_window()); #else sdlSetWindow(std::dynamic_pointer_cast(win)->platform_window()); #endif std::string backend(m_options.bgfx_backend()); bgfx::Init init; init.type = bgfx::RendererType::Count; init.vendorId = BGFX_PCI_ID_NONE; init.resolution.width = wdim.width(); init.resolution.height = wdim.height(); init.resolution.reset = BGFX_RESET_NONE; if (backend == "auto") { } else if (backend == "dx9" || backend == "d3d9") { init.type = bgfx::RendererType::Direct3D9; } else if (backend == "dx11" || backend == "d3d11") { init.type = bgfx::RendererType::Direct3D11; } else if (backend == "dx12" || backend == "d3d12") { init.type = bgfx::RendererType::Direct3D12; } else if (backend == "gles") { init.type = bgfx::RendererType::OpenGLES; } else if (backend == "glsl" || backend == "opengl") { init.type = bgfx::RendererType::OpenGL; } else if (backend == "vulkan") { init.type = bgfx::RendererType::Vulkan; } else if (backend == "metal") { init.type = bgfx::RendererType::Metal; } else { printf("Unknown backend type '%s', going with auto-detection\n", backend.c_str()); } bgfx::init(init); bgfx::reset(m_width[win->m_index], m_height[win->m_index], video_config.waitvsync ? BGFX_RESET_VSYNC : BGFX_RESET_NONE); // Enable debug text. bgfx::setDebug(m_options.bgfx_debug() ? BGFX_DEBUG_STATS : BGFX_DEBUG_TEXT); m_dimensions = osd_dim(m_width[0], m_height[0]); } m_textures = new texture_manager(); m_targets = new target_manager(*m_textures); m_shaders = new shader_manager(m_options); m_effects = new effect_manager(m_options, *m_shaders); if (win->m_index != 0) { #ifdef OSD_WINDOWS m_framebuffer = m_targets->create_backbuffer(std::static_pointer_cast(win)->platform_window(), m_width[win->m_index], m_height[win->m_index]); #elif defined(OSD_UWP) m_framebuffer = m_targets->create_backbuffer(AsInspectable(std::static_pointer_cast(win)->platform_window()), m_width[win->m_index], m_height[win->m_index]); #elif defined(OSD_MAC) m_framebuffer = m_targets->create_backbuffer(GetOSWindow(std::static_pointer_cast(win)->platform_window()), m_width[win->m_index], m_height[win->m_index]); #else m_framebuffer = m_targets->create_backbuffer(sdlNativeWindowHandle(std::dynamic_pointer_cast(win)->platform_window()), m_width[win->m_index], m_height[win->m_index]); #endif bgfx::touch(win->m_index); if (m_ortho_view) { m_ortho_view->set_backbuffer(m_framebuffer); } } // Create program from shaders. m_gui_effect[0] = m_effects->effect("gui_opaque"); m_gui_effect[1] = m_effects->effect("gui_blend"); m_gui_effect[2] = m_effects->effect("gui_multiply"); m_gui_effect[3] = m_effects->effect("gui_add"); m_screen_effect[0] = m_effects->effect("screen_opaque"); m_screen_effect[1] = m_effects->effect("screen_blend"); m_screen_effect[2] = m_effects->effect("screen_multiply"); m_screen_effect[3] = m_effects->effect("screen_add"); if ( m_gui_effect[0] == nullptr || m_gui_effect[1] == nullptr || m_gui_effect[2] == nullptr || m_gui_effect[3] == nullptr || m_screen_effect[0] == nullptr || m_screen_effect[1] == nullptr || m_screen_effect[2] == nullptr || m_screen_effect[3] == nullptr) { fatalerror("BGFX: Unable to load required shaders. Please check and reinstall the %s folder\n", m_options.bgfx_path()); } m_chains = new chain_manager(win->machine(), m_options, *m_textures, *m_targets, *m_effects, win->m_index, *this); m_sliders_dirty = true; uint32_t flags = BGFX_SAMPLER_U_CLAMP | BGFX_SAMPLER_V_CLAMP | BGFX_SAMPLER_MIN_POINT | BGFX_SAMPLER_MAG_POINT | BGFX_SAMPLER_MIP_POINT; m_texture_cache = m_textures->create_texture("#cache", bgfx::TextureFormat::RGBA8, CACHE_SIZE, CACHE_SIZE, nullptr, flags); memset(m_white, 0xff, sizeof(uint32_t) * 16 * 16); m_texinfo.push_back(rectangle_packer::packable_rectangle(WHITE_HASH, PRIMFLAG_TEXFORMAT(TEXFORMAT_ARGB32), 16, 16, 16, nullptr, m_white)); imguiCreate(); return 0; } //============================================================ // renderer_bgfx::record //============================================================ void renderer_bgfx::record() { std::shared_ptr win = assert_window(); if (win->m_index > 0) { return; } if (m_avi_writer == nullptr) { m_avi_writer = new avi_write(win->machine(), m_width[0], m_height[0]); m_avi_data = new uint8_t[m_width[0] * m_height[0] * 4]; m_avi_bitmap.allocate(m_width[0], m_height[0]); } if (m_avi_writer->recording()) { m_avi_writer->stop(); m_targets->destroy_target("avibuffer0"); m_avi_target = nullptr; bgfx::destroy(m_avi_texture); delete m_avi_view; m_avi_view = nullptr; } else { m_avi_writer->record(m_options.bgfx_avi_name()); m_avi_target = m_targets->create_target("avibuffer", bgfx::TextureFormat::RGBA8, m_width[0], m_height[0], TARGET_STYLE_CUSTOM, false, true, 1, 0); m_avi_texture = bgfx::createTexture2D(m_width[0], m_height[0], false, 1, bgfx::TextureFormat::RGBA8, BGFX_TEXTURE_BLIT_DST | BGFX_TEXTURE_READ_BACK); if (m_avi_view == nullptr) { m_avi_view = new bgfx_ortho_view(this, 10, m_avi_target, m_seen_views); } } } bool renderer_bgfx::init(running_machine &machine) { const char *bgfx_path = downcast(machine.options()).bgfx_path(); osd::directory::ptr directory = osd::directory::open(bgfx_path); if (directory == nullptr) { osd_printf_verbose("Unable to find the %s folder. Please reinstall it to use the BGFX renderer\n", bgfx_path); return true; } return false; } void renderer_bgfx::exit() { imguiDestroy(); bgfx::shutdown(); s_window_set = false; } //============================================================ // drawsdl_xy_to_render_target //============================================================ #ifdef OSD_SDL int renderer_bgfx::xy_to_render_target(int x, int y, int *xt, int *yt) { *xt = x; *yt = y; if (*xt<0 || *xt >= m_dimensions.width()) return 0; if (*yt<0 || *yt >= m_dimensions.height()) return 0; return 1; } #endif //============================================================ // drawbgfx_window_draw //============================================================ bgfx::VertexLayout ScreenVertex::ms_decl; void renderer_bgfx::put_packed_quad(render_primitive *prim, uint32_t hash, ScreenVertex* vertices) { rectangle_packer::packed_rectangle& rect = m_hash_to_entry[hash]; float size = float(CACHE_SIZE); float u0 = (float(rect.x()) + 0.5f) / size; float v0 = (float(rect.y()) + 0.5f) / size; float u1 = u0 + (float(rect.width()) - 1.0f) / size; float v1 = v0 + (float(rect.height()) - 1.0f) / size; uint32_t rgba = u32Color(prim->color.r * 255, prim->color.g * 255, prim->color.b * 255, prim->color.a * 255); float x[4] = { prim->bounds.x0, prim->bounds.x1, prim->bounds.x0, prim->bounds.x1 }; float y[4] = { prim->bounds.y0, prim->bounds.y0, prim->bounds.y1, prim->bounds.y1 }; float u[4] = { u0, u1, u0, u1 }; float v[4] = { v0, v0, v1, v1 }; if (bgfx::getRendererType() == bgfx::RendererType::Direct3D9) { for (int i = 0; i < 4; i++) { u[i] += 0.5f / size; v[i] += 0.5f / size; } } if (PRIMFLAG_GET_TEXORIENT(prim->flags) & ORIENTATION_SWAP_XY) { std::swap(u[1], u[2]); std::swap(v[1], v[2]); } if (PRIMFLAG_GET_TEXORIENT(prim->flags) & ORIENTATION_FLIP_X) { std::swap(u[0], u[1]); std::swap(v[0], v[1]); std::swap(u[2], u[3]); std::swap(v[2], v[3]); } if (PRIMFLAG_GET_TEXORIENT(prim->flags) & ORIENTATION_FLIP_Y) { std::swap(u[0], u[2]); std::swap(v[0], v[2]); std::swap(u[1], u[3]); std::swap(v[1], v[3]); } vertex(&vertices[0], x[0], y[0], 0, rgba, u[0], v[0]); vertex(&vertices[1], x[1], y[1], 0, rgba, u[1], v[1]); vertex(&vertices[2], x[3], y[3], 0, rgba, u[3], v[3]); vertex(&vertices[3], x[3], y[3], 0, rgba, u[3], v[3]); vertex(&vertices[4], x[2], y[2], 0, rgba, u[2], v[2]); vertex(&vertices[5], x[0], y[0], 0, rgba, u[0], v[0]); } void renderer_bgfx::vertex(ScreenVertex* vertex, float x, float y, float z, uint32_t rgba, float u, float v) { vertex->m_x = x; vertex->m_y = y; vertex->m_z = z; vertex->m_rgba = rgba; vertex->m_u = u; vertex->m_v = v; } void renderer_bgfx::render_post_screen_quad(int view, render_primitive* prim, bgfx::TransientVertexBuffer* buffer, int32_t screen) { ScreenVertex* vertices = reinterpret_cast(buffer->data); float x[4] = { prim->bounds.x0, prim->bounds.x1, prim->bounds.x0, prim->bounds.x1 }; float y[4] = { prim->bounds.y0, prim->bounds.y0, prim->bounds.y1, prim->bounds.y1 }; float u[4] = { prim->texcoords.tl.u, prim->texcoords.tr.u, prim->texcoords.bl.u, prim->texcoords.br.u }; float v[4] = { prim->texcoords.tl.v, prim->texcoords.tr.v, prim->texcoords.bl.v, prim->texcoords.br.v }; vertex(&vertices[0], x[0], y[0], 0, 0xffffffff, u[0], v[0]); vertex(&vertices[1], x[1], y[1], 0, 0xffffffff, u[1], v[1]); vertex(&vertices[2], x[3], y[3], 0, 0xffffffff, u[3], v[3]); vertex(&vertices[3], x[3], y[3], 0, 0xffffffff, u[3], v[3]); vertex(&vertices[4], x[2], y[2], 0, 0xffffffff, u[2], v[2]); vertex(&vertices[5], x[0], y[0], 0, 0xffffffff, u[0], v[0]); uint32_t texture_flags = BGFX_SAMPLER_U_CLAMP | BGFX_SAMPLER_V_CLAMP; if (video_config.filter == 0) { texture_flags |= BGFX_SAMPLER_MIN_POINT | BGFX_SAMPLER_MAG_POINT | BGFX_SAMPLER_MIP_POINT; } uint32_t blend = PRIMFLAG_GET_BLENDMODE(prim->flags); bgfx::setVertexBuffer(0,buffer); bgfx::setTexture(0, m_screen_effect[blend]->uniform("s_tex")->handle(), m_targets->target(screen, "output")->texture(), texture_flags); m_screen_effect[blend]->submit(m_ortho_view->get_index()); } void renderer_bgfx::render_avi_quad() { m_avi_view->set_index(s_current_view); m_avi_view->setup(); bgfx::setViewRect(s_current_view, 0, 0, m_width[0], m_height[0]); bgfx::setViewClear(s_current_view, BGFX_CLEAR_COLOR | BGFX_CLEAR_DEPTH, 0x00000000, 1.0f, 0); bgfx::TransientVertexBuffer buffer; bgfx::allocTransientVertexBuffer(&buffer, 6, ScreenVertex::ms_decl); ScreenVertex* vertices = reinterpret_cast(buffer.data); float x[4] = { 0.0f, float(m_width[0]), 0.0f, float(m_width[0]) }; float y[4] = { 0.0f, 0.0f, float(m_height[0]), float(m_height[0]) }; float u[4] = { 0.0f, 1.0f, 0.0f, 1.0f }; float v[4] = { 0.0f, 0.0f, 1.0f, 1.0f }; uint32_t rgba = 0xffffffff; vertex(&vertices[0], x[0], y[0], 0, rgba, u[0], v[0]); vertex(&vertices[1], x[1], y[1], 0, rgba, u[1], v[1]); vertex(&vertices[2], x[3], y[3], 0, rgba, u[3], v[3]); vertex(&vertices[3], x[3], y[3], 0, rgba, u[3], v[3]); vertex(&vertices[4], x[2], y[2], 0, rgba, u[2], v[2]); vertex(&vertices[5], x[0], y[0], 0, rgba, u[0], v[0]); bgfx::setVertexBuffer(0,&buffer); bgfx::setTexture(0, m_gui_effect[PRIMFLAG_GET_BLENDMODE(BLENDMODE_NONE)]->uniform("s_tex")->handle(), m_avi_target->texture()); m_gui_effect[PRIMFLAG_GET_BLENDMODE(BLENDMODE_NONE)]->submit(s_current_view); s_current_view++; } void renderer_bgfx::render_textured_quad(render_primitive* prim, bgfx::TransientVertexBuffer* buffer) { ScreenVertex* vertices = reinterpret_cast(buffer->data); uint32_t rgba = u32Color(prim->color.r * 255, prim->color.g * 255, prim->color.b * 255, prim->color.a * 255); float x[4] = { prim->bounds.x0, prim->bounds.x1, prim->bounds.x0, prim->bounds.x1 }; float y[4] = { prim->bounds.y0, prim->bounds.y0, prim->bounds.y1, prim->bounds.y1 }; float u[4] = { prim->texcoords.tl.u, prim->texcoords.tr.u, prim->texcoords.bl.u, prim->texcoords.br.u }; float v[4] = { prim->texcoords.tl.v, prim->texcoords.tr.v, prim->texcoords.bl.v, prim->texcoords.br.v }; vertex(&vertices[0], x[0], y[0], 0, rgba, u[0], v[0]); vertex(&vertices[1], x[1], y[1], 0, rgba, u[1], v[1]); vertex(&vertices[2], x[3], y[3], 0, rgba, u[3], v[3]); vertex(&vertices[3], x[3], y[3], 0, rgba, u[3], v[3]); vertex(&vertices[4], x[2], y[2], 0, rgba, u[2], v[2]); vertex(&vertices[5], x[0], y[0], 0, rgba, u[0], v[0]); uint32_t texture_flags = BGFX_SAMPLER_U_CLAMP | BGFX_SAMPLER_V_CLAMP; if (video_config.filter == 0) { texture_flags |= BGFX_SAMPLER_MIN_POINT | BGFX_SAMPLER_MAG_POINT | BGFX_SAMPLER_MIP_POINT; } uint16_t tex_width(prim->texture.width); uint16_t tex_height(prim->texture.height); bgfx::TextureHandle texture = m_textures->create_or_update_mame_texture(prim->flags & PRIMFLAG_TEXFORMAT_MASK , tex_width, tex_height, prim->texture.rowpixels, prim->texture.palette, prim->texture.base, prim->texture.seqid , texture_flags, prim->texture.unique_id, prim->texture.old_id); bgfx_effect** effects = PRIMFLAG_GET_SCREENTEX(prim->flags) ? m_screen_effect : m_gui_effect; uint32_t blend = PRIMFLAG_GET_BLENDMODE(prim->flags); bgfx::setVertexBuffer(0,buffer); bgfx::setTexture(0, effects[blend]->uniform("s_tex")->handle(), texture); effects[blend]->submit(m_ortho_view->get_index()); } #define MAX_TEMP_COORDS 100 void renderer_bgfx::put_polygon(const float* coords, uint32_t num_coords, float r, uint32_t rgba, ScreenVertex* vertex) { float tempCoords[MAX_TEMP_COORDS * 3]; float tempNormals[MAX_TEMP_COORDS * 2]; rectangle_packer::packed_rectangle& rect = m_hash_to_entry[WHITE_HASH]; float u0 = float(rect.x()) / float(CACHE_SIZE); float v0 = float(rect.y()) / float(CACHE_SIZE); num_coords = num_coords < MAX_TEMP_COORDS ? num_coords : MAX_TEMP_COORDS; for (uint32_t ii = 0, jj = num_coords - 1; ii < num_coords; jj = ii++) { const float* v0 = &coords[jj * 3]; const float* v1 = &coords[ii * 3]; float dx = v1[0] - v0[0]; float dy = v1[1] - v0[1]; float d = sqrtf(dx * dx + dy * dy); if (d > 0) { d = 1.0f / d; dx *= d; dy *= d; } tempNormals[jj * 2 + 0] = dy; tempNormals[jj * 2 + 1] = -dx; } for (uint32_t ii = 0, jj = num_coords - 1; ii < num_coords; jj = ii++) { float dlx0 = tempNormals[jj * 2 + 0]; float dly0 = tempNormals[jj * 2 + 1]; float dlx1 = tempNormals[ii * 2 + 0]; float dly1 = tempNormals[ii * 2 + 1]; float dmx = (dlx0 + dlx1) * 0.5f; float dmy = (dly0 + dly1) * 0.5f; float dmr2 = dmx * dmx + dmy * dmy; if (dmr2 > 0.000001f) { float scale = 1.0f / dmr2; if (scale > 10.0f) { scale = 10.0f; } dmx *= scale; dmy *= scale; } tempCoords[ii * 3 + 0] = coords[ii * 3 + 0] + dmx * r; tempCoords[ii * 3 + 1] = coords[ii * 3 + 1] + dmy * r; tempCoords[ii * 3 + 2] = coords[ii * 3 + 2]; } int vertIndex = 0; uint32_t trans = rgba & 0x00ffffff; for (uint32_t ii = 0, jj = num_coords - 1; ii < num_coords; jj = ii++) { vertex[vertIndex].m_x = coords[ii * 3 + 0]; vertex[vertIndex].m_y = coords[ii * 3 + 1]; vertex[vertIndex].m_z = coords[ii * 3 + 2]; vertex[vertIndex].m_rgba = rgba; vertex[vertIndex].m_u = u0; vertex[vertIndex].m_v = v0; vertIndex++; vertex[vertIndex].m_x = coords[jj * 3 + 0]; vertex[vertIndex].m_y = coords[jj * 3 + 1]; vertex[vertIndex].m_z = coords[jj * 3 + 2]; vertex[vertIndex].m_rgba = rgba; vertex[vertIndex].m_u = u0; vertex[vertIndex].m_v = v0; vertIndex++; vertex[vertIndex].m_x = tempCoords[jj * 3 + 0]; vertex[vertIndex].m_y = tempCoords[jj * 3 + 1]; vertex[vertIndex].m_z = tempCoords[jj * 3 + 2]; vertex[vertIndex].m_rgba = trans; vertex[vertIndex].m_u = u0; vertex[vertIndex].m_v = v0; vertIndex++; vertex[vertIndex].m_x = tempCoords[jj * 3 + 0]; vertex[vertIndex].m_y = tempCoords[jj * 3 + 1]; vertex[vertIndex].m_z = tempCoords[jj * 3 + 2]; vertex[vertIndex].m_rgba = trans; vertex[vertIndex].m_u = u0; vertex[vertIndex].m_v = v0; vertIndex++; vertex[vertIndex].m_x = tempCoords[ii * 3 + 0]; vertex[vertIndex].m_y = tempCoords[ii * 3 + 1]; vertex[vertIndex].m_z = tempCoords[ii * 3 + 2]; vertex[vertIndex].m_rgba = trans; vertex[vertIndex].m_u = u0; vertex[vertIndex].m_v = v0; vertIndex++; vertex[vertIndex].m_x = coords[ii * 3 + 0]; vertex[vertIndex].m_y = coords[ii * 3 + 1]; vertex[vertIndex].m_z = coords[ii * 3 + 2]; vertex[vertIndex].m_rgba = rgba; vertex[vertIndex].m_u = u0; vertex[vertIndex].m_v = v0; vertIndex++; } for (uint32_t ii = 2; ii < num_coords; ++ii) { vertex[vertIndex].m_x = coords[0]; vertex[vertIndex].m_y = coords[1]; vertex[vertIndex].m_z = coords[2]; vertex[vertIndex].m_rgba = rgba; vertex[vertIndex].m_u = u0; vertex[vertIndex].m_v = v0; vertIndex++; vertex[vertIndex].m_x = coords[(ii - 1) * 3 + 0]; vertex[vertIndex].m_y = coords[(ii - 1) * 3 + 1]; vertex[vertIndex].m_z = coords[(ii - 1) * 3 + 2]; vertex[vertIndex].m_rgba = rgba; vertex[vertIndex].m_u = u0; vertex[vertIndex].m_v = v0; vertIndex++; vertex[vertIndex].m_x = coords[ii * 3 + 0]; vertex[vertIndex].m_y = coords[ii * 3 + 1]; vertex[vertIndex].m_z = coords[ii * 3 + 2]; vertex[vertIndex].m_rgba = rgba; vertex[vertIndex].m_u = u0; vertex[vertIndex].m_v = v0; vertIndex++; } } void renderer_bgfx::put_packed_line(render_primitive *prim, ScreenVertex* vertex) { float width = prim->width < 0.5f ? 0.5f : prim->width; float x0 = prim->bounds.x0; float y0 = prim->bounds.y0; float x1 = prim->bounds.x1; float y1 = prim->bounds.y1; uint32_t rgba = u32Color(prim->color.r * 255, prim->color.g * 255, prim->color.b * 255, prim->color.a * 255); put_line(x0, y0, x1, y1, width, rgba, vertex, 1.0f); } void renderer_bgfx::put_line(float x0, float y0, float x1, float y1, float r, uint32_t rgba, ScreenVertex* vertex, float fth) { float dx = x1 - x0; float dy = y1 - y0; float d = sqrtf(dx * dx + dy * dy); if (d > 0.0001f) { d = 1.0f / d; dx *= d; dy *= d; } // create diamond shape for points else { // set distance to unit vector length (1,1) dx = dy = 0.70710678f; } float nx = dy; float ny = -dx; float verts[4 * 3]; r -= fth; r *= 0.5f; if (r < 0.01f) { r = 0.01f; } dx *= r; dy *= r; nx *= r; ny *= r; verts[0] = x0 - dx - nx; verts[1] = y0 - dy - ny; verts[2] = 0; verts[3] = x0 - dx + nx; verts[4] = y0 - dy + ny; verts[5] = 0; verts[6] = x1 + dx + nx; verts[7] = y1 + dy + ny; verts[8] = 0; verts[9] = x1 + dx - nx; verts[10] = y1 + dy - ny; verts[11] = 0; put_polygon(verts, 4, fth, rgba, vertex); } uint32_t renderer_bgfx::u32Color(uint32_t r, uint32_t g, uint32_t b, uint32_t a = 255) { return (a << 24) | (b << 16) | (g << 8) | r; } int renderer_bgfx::draw(int update) { std::shared_ptr win = assert_window(); int window_index = win->m_index; m_seen_views.clear(); if (m_ortho_view) { m_ortho_view->set_index(UINT_MAX); } osd_dim wdim = win->get_size(); m_width[window_index] = wdim.width(); m_height[window_index] = wdim.height(); // Set view 0 default viewport. if (window_index == 0) { s_current_view = 0; } win->m_primlist->acquire_lock(); uint32_t num_screens = m_chains->update_screen_textures(s_current_view, win->m_primlist->first(), *win.get()); win->m_primlist->release_lock(); if (num_screens) { s_current_view += m_chains->process_screen_chains(s_current_view, *win.get()); } bool skip_frame = update_dimensions(); if (skip_frame) { return 0; } if (s_current_view > m_max_view) { m_max_view = s_current_view; } else { s_current_view = m_max_view; } win->m_primlist->acquire_lock(); // Mark our texture atlas as dirty if we need to do so bool atlas_valid = update_atlas(); render_primitive *prim = win->m_primlist->first(); std::vector sources; while (prim != nullptr) { uint32_t blend = PRIMFLAG_GET_BLENDMODE(prim->flags); bgfx::TransientVertexBuffer buffer; allocate_buffer(prim, blend, &buffer); int32_t screen = -1; if (PRIMFLAG_GET_SCREENTEX(prim->flags)) { for (screen = 0; screen < sources.size(); screen++) { if (sources[screen] == prim) { break; } } if (screen == sources.size()) { sources.push_back(prim); } } buffer_status status = buffer_primitives(atlas_valid, &prim, &buffer, screen); if (status != BUFFER_EMPTY && status != BUFFER_SCREEN) { bgfx::setVertexBuffer(0,&buffer); bgfx::setTexture(0, m_gui_effect[blend]->uniform("s_tex")->handle(), m_texture_cache->texture()); m_gui_effect[blend]->submit(m_ortho_view->get_index()); } if (status != BUFFER_DONE && status != BUFFER_PRE_FLUSH) { prim = prim->next(); } } win->m_primlist->release_lock(); // This dummy draw call is here to make sure that view 0 is cleared // if no other draw calls are submitted to view 0. bgfx::touch(s_current_view > 0 ? s_current_view - 1 : 0); // Advance to next frame. Rendering thread will be kicked to // process submitted rendering primitives. if (window_index == 0) { if (m_avi_writer != nullptr && m_avi_writer->recording() && window_index == 0) { render_avi_quad(); bgfx::touch(s_current_view); update_recording(); } bgfx::frame(); } return 0; } void renderer_bgfx::update_recording() { bgfx::blit(s_current_view > 0 ? s_current_view - 1 : 0, m_avi_texture, 0, 0, bgfx::getTexture(m_avi_target->target())); bgfx::readTexture(m_avi_texture, m_avi_data); int i = 0; for (int y = 0; y < m_avi_bitmap.height(); y++) { uint32_t *dst = &m_avi_bitmap.pix32(y); for (int x = 0; x < m_avi_bitmap.width(); x++) { *dst++ = 0xff000000 | (m_avi_data[i + 0] << 16) | (m_avi_data[i + 1] << 8) | m_avi_data[i + 2]; i += 4; } } m_avi_writer->video_frame(m_avi_bitmap); } void renderer_bgfx::add_audio_to_recording(const int16_t *buffer, int samples_this_frame) { std::shared_ptr win = assert_window(); if (m_avi_writer != nullptr && m_avi_writer->recording() && win->m_index == 0) { m_avi_writer->audio_frame(buffer, samples_this_frame); } } bool renderer_bgfx::update_dimensions() { std::shared_ptr win = assert_window(); const uint32_t window_index = win->m_index; const uint32_t width = m_width[window_index]; const uint32_t height = m_height[window_index]; if (window_index == 0) { if ((m_dimensions != osd_dim(width, height))) { bgfx::reset(width, height, video_config.waitvsync ? BGFX_RESET_VSYNC : BGFX_RESET_NONE); m_dimensions = osd_dim(width, height); } } else { if ((m_dimensions != osd_dim(width, height))) { bgfx::reset(win->main_window()->get_size().width(), win->main_window()->get_size().height(), video_config.waitvsync ? BGFX_RESET_VSYNC : BGFX_RESET_NONE); m_dimensions = osd_dim(width, height); delete m_framebuffer; #ifdef OSD_WINDOWS m_framebuffer = m_targets->create_backbuffer(std::static_pointer_cast(win)->platform_window(), width, height); #elif defined(OSD_UWP) m_framebuffer = m_targets->create_backbuffer(AsInspectable(std::static_pointer_cast(win)->platform_window()), width, height); #elif defined(OSD_MAC) m_framebuffer = m_targets->create_backbuffer(GetOSWindow(std::static_pointer_cast(win)->platform_window()), width, height); #else m_framebuffer = m_targets->create_backbuffer(sdlNativeWindowHandle(std::dynamic_pointer_cast(win)->platform_window()), width, height); #endif if (m_ortho_view) m_ortho_view->set_backbuffer(m_framebuffer); bgfx::setViewFrameBuffer(s_current_view, m_framebuffer->target()); bgfx::setViewClear(s_current_view, BGFX_CLEAR_COLOR | BGFX_CLEAR_DEPTH, 0x00000000, 1.0f, 0); bgfx::setViewMode(s_current_view, bgfx::ViewMode::Sequential); bgfx::touch(s_current_view); bgfx::frame(); return true; } } return false; } void renderer_bgfx::setup_ortho_view() { if (!m_ortho_view) { m_ortho_view = new bgfx_ortho_view(this, s_current_view, m_framebuffer, m_seen_views); } m_ortho_view->update(); if (m_ortho_view->get_index() == UINT_MAX) { m_ortho_view->set_index(s_current_view); m_ortho_view->setup(); s_current_view++; } } renderer_bgfx::buffer_status renderer_bgfx::buffer_primitives(bool atlas_valid, render_primitive** prim, bgfx::TransientVertexBuffer* buffer, int32_t screen) { int vertices = 0; uint32_t blend = PRIMFLAG_GET_BLENDMODE((*prim)->flags); while (*prim != nullptr) { switch ((*prim)->type) { case render_primitive::LINE: setup_ortho_view(); put_packed_line(*prim, (ScreenVertex*)buffer->data + vertices); vertices += 30; break; case render_primitive::QUAD: if ((*prim)->texture.base == nullptr) { setup_ortho_view(); put_packed_quad(*prim, WHITE_HASH, (ScreenVertex*)buffer->data + vertices); vertices += 6; } else { const uint32_t hash = get_texture_hash(*prim); if (atlas_valid && (*prim)->packable(PACKABLE_SIZE) && hash != 0 && m_hash_to_entry[hash].hash()) { setup_ortho_view(); put_packed_quad(*prim, hash, (ScreenVertex*)buffer->data + vertices); vertices += 6; } else { if (vertices > 0) { return BUFFER_PRE_FLUSH; } if (PRIMFLAG_GET_SCREENTEX((*prim)->flags) && m_chains->has_applicable_chain(screen)) { #if SCENE_VIEW setup_view(s_current_view, true); render_post_screen_quad(s_current_view, *prim, buffer, screen); s_current_view++; #else setup_ortho_view(); render_post_screen_quad(m_ortho_view->get_index(), *prim, buffer, screen); #endif return BUFFER_SCREEN; } else { setup_ortho_view(); render_textured_quad(*prim, buffer); return BUFFER_EMPTY; } } } break; default: // Unhandled break; } if ((*prim)->next() != nullptr && PRIMFLAG_GET_BLENDMODE((*prim)->next()->flags) != blend) { break; } *prim = (*prim)->next(); } if (*prim == nullptr) { return BUFFER_DONE; } if (vertices == 0) { return BUFFER_EMPTY; } return BUFFER_FLUSH; } void renderer_bgfx::set_bgfx_state(uint32_t blend) { uint64_t flags = BGFX_STATE_WRITE_RGB | BGFX_STATE_WRITE_A | BGFX_STATE_DEPTH_TEST_ALWAYS; bgfx::setState(flags | bgfx_util::get_blend_state(blend)); } bool renderer_bgfx::update_atlas() { bool atlas_dirty = check_for_dirty_atlas(); if (atlas_dirty) { m_hash_to_entry.clear(); std::vector> packed; if (m_packer.pack(m_texinfo, packed, CACHE_SIZE)) { process_atlas_packs(packed); } else { packed.clear(); m_texinfo.clear(); m_texinfo.push_back(rectangle_packer::packable_rectangle(WHITE_HASH, PRIMFLAG_TEXFORMAT(TEXFORMAT_ARGB32), 16, 16, 16, nullptr, m_white)); m_packer.pack(m_texinfo, packed, CACHE_SIZE); process_atlas_packs(packed); return false; } } return true; } void renderer_bgfx::process_atlas_packs(std::vector>& packed) { for (std::vector pack : packed) { for (rectangle_packer::packed_rectangle rect : pack) { if (rect.hash() == 0xffffffff) { continue; } m_hash_to_entry[rect.hash()] = rect; bgfx::TextureFormat::Enum dst_format = bgfx::TextureFormat::RGBA8; uint16_t pitch = rect.width(); const bgfx::Memory* mem = bgfx_util::mame_texture_data_to_bgfx_texture_data(dst_format, rect.format(), rect.width(), rect.height(), rect.rowpixels(), rect.palette(), rect.base(), &pitch); bgfx::updateTexture2D(m_texture_cache->texture(), 0, 0, rect.x(), rect.y(), rect.width(), rect.height(), mem, pitch); } } } uint32_t renderer_bgfx::get_texture_hash(render_primitive *prim) { #if GIBBERISH uint32_t xor_value = 0x87; uint32_t hash = 0xdabeefed; int bpp = 2; uint32_t format = PRIMFLAG_GET_TEXFORMAT(prim->flags); if (format == TEXFORMAT_ARGB32 || format == TEXFORMAT_RGB32) { bpp = 4; } for (int y = 0; y < prim->texture.height; y++) { uint8_t *base = reinterpret_cast(prim->texture.base) + prim->texture.rowpixels * y; for (int x = 0; x < prim->texture.width * bpp; x++) { hash += base[x] ^ xor_value; } } return hash; #else return (reinterpret_cast(prim->texture.base)) & 0xffffffff; #endif } bool renderer_bgfx::check_for_dirty_atlas() { bool atlas_dirty = false; std::shared_ptr win = assert_window(); std::map acquired_infos; for (render_primitive &prim : *win->m_primlist) { bool pack = prim.packable(PACKABLE_SIZE); if (prim.type == render_primitive::QUAD && prim.texture.base != nullptr && pack) { const uint32_t hash = get_texture_hash(&prim); // If this texture is packable and not currently in the atlas, prepare the texture for putting in the atlas if ((hash != 0 && m_hash_to_entry[hash].hash() == 0 && acquired_infos[hash].hash() == 0) || (hash != 0 && m_hash_to_entry[hash].hash() != hash && acquired_infos[hash].hash() == 0)) { // Create create the texture and mark the atlas dirty atlas_dirty = true; m_texinfo.push_back(rectangle_packer::packable_rectangle(hash, prim.flags & PRIMFLAG_TEXFORMAT_MASK, prim.texture.width, prim.texture.height, prim.texture.rowpixels, prim.texture.palette, prim.texture.base)); acquired_infos[hash] = m_texinfo[m_texinfo.size() - 1]; } } } if (m_texinfo.size() == 1) { atlas_dirty = true; } return atlas_dirty; } void renderer_bgfx::allocate_buffer(render_primitive *prim, uint32_t blend, bgfx::TransientVertexBuffer *buffer) { int vertices = 0; bool mode_switched = false; while (prim != nullptr && !mode_switched) { switch (prim->type) { case render_primitive::LINE: vertices += 30; break; case render_primitive::QUAD: if (!prim->packable(PACKABLE_SIZE)) { if (prim->texture.base == nullptr) { vertices += 6; } else { if (vertices == 0) { vertices += 6; } mode_switched = true; } } else { vertices += 6; } break; default: // Do nothing break; } prim = prim->next(); if (prim != nullptr && PRIMFLAG_GET_BLENDMODE(prim->flags) != blend) { mode_switched = true; } } if (vertices > 0 && vertices==bgfx::getAvailTransientVertexBuffer(vertices, ScreenVertex::ms_decl)) { bgfx::allocTransientVertexBuffer(buffer, vertices, ScreenVertex::ms_decl); } } std::vector renderer_bgfx::get_slider_list() { m_sliders_dirty = false; return m_chains->get_slider_list(); } void renderer_bgfx::set_sliders_dirty() { m_sliders_dirty = true; } uint32_t renderer_bgfx::get_window_width(uint32_t index) const { return m_width[index]; } uint32_t renderer_bgfx::get_window_height(uint32_t index) const { return m_height[index]; }