diff options
Diffstat (limited to 'src/video_core/rasterizer.cpp')
-rw-r--r-- | src/video_core/rasterizer.cpp | 307 |
1 files changed, 159 insertions, 148 deletions
diff --git a/src/video_core/rasterizer.cpp b/src/video_core/rasterizer.cpp index 287d732b5..ca09c9d0e 100644 --- a/src/video_core/rasterizer.cpp +++ b/src/video_core/rasterizer.cpp @@ -16,10 +16,10 @@ #include "core/hw/gpu.h" #include "core/memory.h" #include "video_core/debug_utils/debug_utils.h" -#include "video_core/pica.h" #include "video_core/pica_state.h" #include "video_core/pica_types.h" #include "video_core/rasterizer.h" +#include "video_core/regs.h" #include "video_core/shader/shader.h" #include "video_core/texture/texture_decode.h" #include "video_core/utils.h" @@ -29,7 +29,7 @@ namespace Pica { namespace Rasterizer { static void DrawPixel(int x, int y, const Math::Vec4<u8>& color) { - const auto& framebuffer = g_state.regs.framebuffer; + const auto& framebuffer = g_state.regs.framebuffer.framebuffer; const PAddr addr = framebuffer.GetColorBufferPhysicalAddress(); // Similarly to textures, the render framebuffer is laid out from bottom to top, too. @@ -44,23 +44,23 @@ static void DrawPixel(int x, int y, const Math::Vec4<u8>& color) { u8* dst_pixel = Memory::GetPhysicalPointer(addr) + dst_offset; switch (framebuffer.color_format) { - case Regs::ColorFormat::RGBA8: + case FramebufferRegs::ColorFormat::RGBA8: Color::EncodeRGBA8(color, dst_pixel); break; - case Regs::ColorFormat::RGB8: + case FramebufferRegs::ColorFormat::RGB8: Color::EncodeRGB8(color, dst_pixel); break; - case Regs::ColorFormat::RGB5A1: + case FramebufferRegs::ColorFormat::RGB5A1: Color::EncodeRGB5A1(color, dst_pixel); break; - case Regs::ColorFormat::RGB565: + case FramebufferRegs::ColorFormat::RGB565: Color::EncodeRGB565(color, dst_pixel); break; - case Regs::ColorFormat::RGBA4: + case FramebufferRegs::ColorFormat::RGBA4: Color::EncodeRGBA4(color, dst_pixel); break; @@ -72,7 +72,7 @@ static void DrawPixel(int x, int y, const Math::Vec4<u8>& color) { } static const Math::Vec4<u8> GetPixel(int x, int y) { - const auto& framebuffer = g_state.regs.framebuffer; + const auto& framebuffer = g_state.regs.framebuffer.framebuffer; const PAddr addr = framebuffer.GetColorBufferPhysicalAddress(); y = framebuffer.height - y; @@ -85,19 +85,19 @@ static const Math::Vec4<u8> GetPixel(int x, int y) { u8* src_pixel = Memory::GetPhysicalPointer(addr) + src_offset; switch (framebuffer.color_format) { - case Regs::ColorFormat::RGBA8: + case FramebufferRegs::ColorFormat::RGBA8: return Color::DecodeRGBA8(src_pixel); - case Regs::ColorFormat::RGB8: + case FramebufferRegs::ColorFormat::RGB8: return Color::DecodeRGB8(src_pixel); - case Regs::ColorFormat::RGB5A1: + case FramebufferRegs::ColorFormat::RGB5A1: return Color::DecodeRGB5A1(src_pixel); - case Regs::ColorFormat::RGB565: + case FramebufferRegs::ColorFormat::RGB565: return Color::DecodeRGB565(src_pixel); - case Regs::ColorFormat::RGBA4: + case FramebufferRegs::ColorFormat::RGBA4: return Color::DecodeRGBA4(src_pixel); default: @@ -110,25 +110,25 @@ static const Math::Vec4<u8> GetPixel(int x, int y) { } static u32 GetDepth(int x, int y) { - const auto& framebuffer = g_state.regs.framebuffer; + const auto& framebuffer = g_state.regs.framebuffer.framebuffer; const PAddr addr = framebuffer.GetDepthBufferPhysicalAddress(); u8* depth_buffer = Memory::GetPhysicalPointer(addr); y = framebuffer.height - y; const u32 coarse_y = y & ~7; - u32 bytes_per_pixel = Regs::BytesPerDepthPixel(framebuffer.depth_format); + u32 bytes_per_pixel = FramebufferRegs::BytesPerDepthPixel(framebuffer.depth_format); u32 stride = framebuffer.width * bytes_per_pixel; u32 src_offset = VideoCore::GetMortonOffset(x, y, bytes_per_pixel) + coarse_y * stride; u8* src_pixel = depth_buffer + src_offset; switch (framebuffer.depth_format) { - case Regs::DepthFormat::D16: + case FramebufferRegs::DepthFormat::D16: return Color::DecodeD16(src_pixel); - case Regs::DepthFormat::D24: + case FramebufferRegs::DepthFormat::D24: return Color::DecodeD24(src_pixel); - case Regs::DepthFormat::D24S8: + case FramebufferRegs::DepthFormat::D24S8: return Color::DecodeD24S8(src_pixel).x; default: LOG_CRITICAL(HW_GPU, "Unimplemented depth format %u", framebuffer.depth_format); @@ -138,21 +138,21 @@ static u32 GetDepth(int x, int y) { } static u8 GetStencil(int x, int y) { - const auto& framebuffer = g_state.regs.framebuffer; + const auto& framebuffer = g_state.regs.framebuffer.framebuffer; const PAddr addr = framebuffer.GetDepthBufferPhysicalAddress(); u8* depth_buffer = Memory::GetPhysicalPointer(addr); y = framebuffer.height - y; const u32 coarse_y = y & ~7; - u32 bytes_per_pixel = Pica::Regs::BytesPerDepthPixel(framebuffer.depth_format); + u32 bytes_per_pixel = Pica::FramebufferRegs::BytesPerDepthPixel(framebuffer.depth_format); u32 stride = framebuffer.width * bytes_per_pixel; u32 src_offset = VideoCore::GetMortonOffset(x, y, bytes_per_pixel) + coarse_y * stride; u8* src_pixel = depth_buffer + src_offset; switch (framebuffer.depth_format) { - case Regs::DepthFormat::D24S8: + case FramebufferRegs::DepthFormat::D24S8: return Color::DecodeD24S8(src_pixel).y; default: @@ -165,29 +165,29 @@ static u8 GetStencil(int x, int y) { } static void SetDepth(int x, int y, u32 value) { - const auto& framebuffer = g_state.regs.framebuffer; + const auto& framebuffer = g_state.regs.framebuffer.framebuffer; const PAddr addr = framebuffer.GetDepthBufferPhysicalAddress(); u8* depth_buffer = Memory::GetPhysicalPointer(addr); y = framebuffer.height - y; const u32 coarse_y = y & ~7; - u32 bytes_per_pixel = Regs::BytesPerDepthPixel(framebuffer.depth_format); + u32 bytes_per_pixel = FramebufferRegs::BytesPerDepthPixel(framebuffer.depth_format); u32 stride = framebuffer.width * bytes_per_pixel; u32 dst_offset = VideoCore::GetMortonOffset(x, y, bytes_per_pixel) + coarse_y * stride; u8* dst_pixel = depth_buffer + dst_offset; switch (framebuffer.depth_format) { - case Regs::DepthFormat::D16: + case FramebufferRegs::DepthFormat::D16: Color::EncodeD16(value, dst_pixel); break; - case Regs::DepthFormat::D24: + case FramebufferRegs::DepthFormat::D24: Color::EncodeD24(value, dst_pixel); break; - case Regs::DepthFormat::D24S8: + case FramebufferRegs::DepthFormat::D24S8: Color::EncodeD24X8(value, dst_pixel); break; @@ -199,26 +199,26 @@ static void SetDepth(int x, int y, u32 value) { } static void SetStencil(int x, int y, u8 value) { - const auto& framebuffer = g_state.regs.framebuffer; + const auto& framebuffer = g_state.regs.framebuffer.framebuffer; const PAddr addr = framebuffer.GetDepthBufferPhysicalAddress(); u8* depth_buffer = Memory::GetPhysicalPointer(addr); y = framebuffer.height - y; const u32 coarse_y = y & ~7; - u32 bytes_per_pixel = Pica::Regs::BytesPerDepthPixel(framebuffer.depth_format); + u32 bytes_per_pixel = Pica::FramebufferRegs::BytesPerDepthPixel(framebuffer.depth_format); u32 stride = framebuffer.width * bytes_per_pixel; u32 dst_offset = VideoCore::GetMortonOffset(x, y, bytes_per_pixel) + coarse_y * stride; u8* dst_pixel = depth_buffer + dst_offset; switch (framebuffer.depth_format) { - case Pica::Regs::DepthFormat::D16: - case Pica::Regs::DepthFormat::D24: + case Pica::FramebufferRegs::DepthFormat::D16: + case Pica::FramebufferRegs::DepthFormat::D24: // Nothing to do break; - case Pica::Regs::DepthFormat::D24S8: + case Pica::FramebufferRegs::DepthFormat::D24S8: Color::EncodeX24S8(value, dst_pixel); break; @@ -229,32 +229,32 @@ static void SetStencil(int x, int y, u8 value) { } } -static u8 PerformStencilAction(Regs::StencilAction action, u8 old_stencil, u8 ref) { +static u8 PerformStencilAction(FramebufferRegs::StencilAction action, u8 old_stencil, u8 ref) { switch (action) { - case Regs::StencilAction::Keep: + case FramebufferRegs::StencilAction::Keep: return old_stencil; - case Regs::StencilAction::Zero: + case FramebufferRegs::StencilAction::Zero: return 0; - case Regs::StencilAction::Replace: + case FramebufferRegs::StencilAction::Replace: return ref; - case Regs::StencilAction::Increment: + case FramebufferRegs::StencilAction::Increment: // Saturated increment return std::min<u8>(old_stencil, 254) + 1; - case Regs::StencilAction::Decrement: + case FramebufferRegs::StencilAction::Decrement: // Saturated decrement return std::max<u8>(old_stencil, 1) - 1; - case Regs::StencilAction::Invert: + case FramebufferRegs::StencilAction::Invert: return ~old_stencil; - case Regs::StencilAction::IncrementWrap: + case FramebufferRegs::StencilAction::IncrementWrap: return old_stencil + 1; - case Regs::StencilAction::DecrementWrap: + case FramebufferRegs::StencilAction::DecrementWrap: return old_stencil - 1; default: @@ -327,14 +327,14 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve ScreenToRasterizerCoordinates(v1.screenpos), ScreenToRasterizerCoordinates(v2.screenpos)}; - if (regs.cull_mode == Regs::CullMode::KeepAll) { + if (regs.rasterizer.cull_mode == RasterizerRegs::CullMode::KeepAll) { // Make sure we always end up with a triangle wound counter-clockwise if (!reversed && SignedArea(vtxpos[0].xy(), vtxpos[1].xy(), vtxpos[2].xy()) <= 0) { ProcessTriangleInternal(v0, v2, v1, true); return; } } else { - if (!reversed && regs.cull_mode == Regs::CullMode::KeepClockWise) { + if (!reversed && regs.rasterizer.cull_mode == RasterizerRegs::CullMode::KeepClockWise) { // Reverse vertex order and use the CCW code path. ProcessTriangleInternal(v0, v2, v1, true); return; @@ -351,13 +351,13 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve u16 max_y = std::max({vtxpos[0].y, vtxpos[1].y, vtxpos[2].y}); // Convert the scissor box coordinates to 12.4 fixed point - u16 scissor_x1 = (u16)(regs.scissor_test.x1 << 4); - u16 scissor_y1 = (u16)(regs.scissor_test.y1 << 4); + u16 scissor_x1 = (u16)(regs.rasterizer.scissor_test.x1 << 4); + u16 scissor_y1 = (u16)(regs.rasterizer.scissor_test.y1 << 4); // x2,y2 have +1 added to cover the entire sub-pixel area - u16 scissor_x2 = (u16)((regs.scissor_test.x2 + 1) << 4); - u16 scissor_y2 = (u16)((regs.scissor_test.y2 + 1) << 4); + u16 scissor_x2 = (u16)((regs.rasterizer.scissor_test.x2 + 1) << 4); + u16 scissor_y2 = (u16)((regs.rasterizer.scissor_test.y2 + 1) << 4); - if (regs.scissor_test.mode == Regs::ScissorMode::Include) { + if (regs.rasterizer.scissor_test.mode == RasterizerRegs::ScissorMode::Include) { // Calculate the new bounds min_x = std::max(min_x, scissor_x1); min_y = std::max(min_y, scissor_y1); @@ -397,12 +397,13 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve auto w_inverse = Math::MakeVec(v0.pos.w, v1.pos.w, v2.pos.w); - auto textures = regs.GetTextures(); - auto tev_stages = regs.GetTevStages(); + auto textures = regs.texturing.GetTextures(); + auto tev_stages = regs.texturing.GetTevStages(); - bool stencil_action_enable = g_state.regs.output_merger.stencil_test.enable && - g_state.regs.framebuffer.depth_format == Regs::DepthFormat::D24S8; - const auto stencil_test = g_state.regs.output_merger.stencil_test; + bool stencil_action_enable = + g_state.regs.framebuffer.output_merger.stencil_test.enable && + g_state.regs.framebuffer.framebuffer.depth_format == FramebufferRegs::DepthFormat::D24S8; + const auto stencil_test = g_state.regs.framebuffer.output_merger.stencil_test; // Enter rasterization loop, starting at the center of the topleft bounding box corner. // TODO: Not sure if looping through x first might be faster @@ -411,7 +412,7 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve // Do not process the pixel if it's inside the scissor box and the scissor mode is set // to Exclude - if (regs.scissor_test.mode == Regs::ScissorMode::Exclude) { + if (regs.rasterizer.scissor_test.mode == RasterizerRegs::ScissorMode::Exclude) { if (x >= scissor_x1 && x < scissor_x2 && y >= scissor_y1 && y < scissor_y2) continue; } @@ -441,12 +442,14 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve // Not fully accurate. About 3 bits in precision are missing. // Z-Buffer (z / w * scale + offset) - float depth_scale = float24::FromRaw(regs.viewport_depth_range).ToFloat32(); - float depth_offset = float24::FromRaw(regs.viewport_depth_near_plane).ToFloat32(); + float depth_scale = float24::FromRaw(regs.rasterizer.viewport_depth_range).ToFloat32(); + float depth_offset = + float24::FromRaw(regs.rasterizer.viewport_depth_near_plane).ToFloat32(); float depth = interpolated_z_over_w * depth_scale + depth_offset; // Potentially switch to W-Buffer - if (regs.depthmap_enable == Pica::Regs::DepthBuffering::WBuffering) { + if (regs.rasterizer.depthmap_enable == + Pica::RasterizerRegs::DepthBuffering::WBuffering) { // W-Buffer (z * scale + w * offset = (z / w * scale + offset) * w) depth *= interpolated_w_inverse.ToFloat32() * wsum; } @@ -513,9 +516,9 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve // TODO: Refactor so cubemaps and shadowmaps can be handled if (i == 0) { switch (texture.config.type) { - case Regs::TextureConfig::Texture2D: + case TexturingRegs::TextureConfig::Texture2D: break; - case Regs::TextureConfig::Projection2D: { + case TexturingRegs::TextureConfig::Projection2D: { auto tc0_w = GetInterpolatedAttribute(v0.tc0_w, v1.tc0_w, v2.tc0_w); u /= tc0_w; v /= tc0_w; @@ -534,21 +537,21 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve int t = (int)(v * float24::FromFloat32(static_cast<float>(texture.config.height))) .ToFloat32(); - static auto GetWrappedTexCoord = [](Regs::TextureConfig::WrapMode mode, int val, - unsigned size) { + static auto GetWrappedTexCoord = [](TexturingRegs::TextureConfig::WrapMode mode, + int val, unsigned size) { switch (mode) { - case Regs::TextureConfig::ClampToEdge: + case TexturingRegs::TextureConfig::ClampToEdge: val = std::max(val, 0); val = std::min(val, (int)size - 1); return val; - case Regs::TextureConfig::ClampToBorder: + case TexturingRegs::TextureConfig::ClampToBorder: return val; - case Regs::TextureConfig::Repeat: + case TexturingRegs::TextureConfig::Repeat: return (int)((unsigned)val % size); - case Regs::TextureConfig::MirroredRepeat: { + case TexturingRegs::TextureConfig::MirroredRepeat: { unsigned int coord = ((unsigned)val % (2 * size)); if (coord >= size) coord = 2 * size - 1 - coord; @@ -562,9 +565,9 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve } }; - if ((texture.config.wrap_s == Regs::TextureConfig::ClampToBorder && + if ((texture.config.wrap_s == TexturingRegs::TextureConfig::ClampToBorder && (s < 0 || static_cast<u32>(s) >= texture.config.width)) || - (texture.config.wrap_t == Regs::TextureConfig::ClampToBorder && + (texture.config.wrap_t == TexturingRegs::TextureConfig::ClampToBorder && (t < 0 || static_cast<u32>(t) >= texture.config.height))) { auto border_color = texture.config.border_color; texture_color[i] = {border_color.r, border_color.g, border_color.b, @@ -600,17 +603,19 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve Math::Vec4<u8> combiner_output; Math::Vec4<u8> combiner_buffer = {0, 0, 0, 0}; Math::Vec4<u8> next_combiner_buffer = { - regs.tev_combiner_buffer_color.r, regs.tev_combiner_buffer_color.g, - regs.tev_combiner_buffer_color.b, regs.tev_combiner_buffer_color.a, + regs.texturing.tev_combiner_buffer_color.r, + regs.texturing.tev_combiner_buffer_color.g, + regs.texturing.tev_combiner_buffer_color.b, + regs.texturing.tev_combiner_buffer_color.a, }; for (unsigned tev_stage_index = 0; tev_stage_index < tev_stages.size(); ++tev_stage_index) { const auto& tev_stage = tev_stages[tev_stage_index]; - using Source = Regs::TevStageConfig::Source; - using ColorModifier = Regs::TevStageConfig::ColorModifier; - using AlphaModifier = Regs::TevStageConfig::AlphaModifier; - using Operation = Regs::TevStageConfig::Operation; + using Source = TexturingRegs::TevStageConfig::Source; + using ColorModifier = TexturingRegs::TevStageConfig::ColorModifier; + using AlphaModifier = TexturingRegs::TevStageConfig::AlphaModifier; + using Operation = TexturingRegs::TevStageConfig::Operation; auto GetSource = [&](Source source) -> Math::Vec4<u8> { switch (source) { @@ -862,54 +867,54 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve combiner_buffer = next_combiner_buffer; - if (regs.tev_combiner_buffer_input.TevStageUpdatesCombinerBufferColor( + if (regs.texturing.tev_combiner_buffer_input.TevStageUpdatesCombinerBufferColor( tev_stage_index)) { next_combiner_buffer.r() = combiner_output.r(); next_combiner_buffer.g() = combiner_output.g(); next_combiner_buffer.b() = combiner_output.b(); } - if (regs.tev_combiner_buffer_input.TevStageUpdatesCombinerBufferAlpha( + if (regs.texturing.tev_combiner_buffer_input.TevStageUpdatesCombinerBufferAlpha( tev_stage_index)) { next_combiner_buffer.a() = combiner_output.a(); } } - const auto& output_merger = regs.output_merger; + const auto& output_merger = regs.framebuffer.output_merger; // TODO: Does alpha testing happen before or after stencil? if (output_merger.alpha_test.enable) { bool pass = false; switch (output_merger.alpha_test.func) { - case Regs::CompareFunc::Never: + case FramebufferRegs::CompareFunc::Never: pass = false; break; - case Regs::CompareFunc::Always: + case FramebufferRegs::CompareFunc::Always: pass = true; break; - case Regs::CompareFunc::Equal: + case FramebufferRegs::CompareFunc::Equal: pass = combiner_output.a() == output_merger.alpha_test.ref; break; - case Regs::CompareFunc::NotEqual: + case FramebufferRegs::CompareFunc::NotEqual: pass = combiner_output.a() != output_merger.alpha_test.ref; break; - case Regs::CompareFunc::LessThan: + case FramebufferRegs::CompareFunc::LessThan: pass = combiner_output.a() < output_merger.alpha_test.ref; break; - case Regs::CompareFunc::LessThanOrEqual: + case FramebufferRegs::CompareFunc::LessThanOrEqual: pass = combiner_output.a() <= output_merger.alpha_test.ref; break; - case Regs::CompareFunc::GreaterThan: + case FramebufferRegs::CompareFunc::GreaterThan: pass = combiner_output.a() > output_merger.alpha_test.ref; break; - case Regs::CompareFunc::GreaterThanOrEqual: + case FramebufferRegs::CompareFunc::GreaterThanOrEqual: pass = combiner_output.a() >= output_merger.alpha_test.ref; break; } @@ -922,16 +927,16 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve // Not fully accurate. We'd have to know what data type is used to // store the depth etc. Using float for now until we know more // about Pica datatypes - if (regs.fog_mode == Regs::FogMode::Fog) { + if (regs.texturing.fog_mode == TexturingRegs::FogMode::Fog) { const Math::Vec3<u8> fog_color = { - static_cast<u8>(regs.fog_color.r.Value()), - static_cast<u8>(regs.fog_color.g.Value()), - static_cast<u8>(regs.fog_color.b.Value()), + static_cast<u8>(regs.texturing.fog_color.r.Value()), + static_cast<u8>(regs.texturing.fog_color.g.Value()), + static_cast<u8>(regs.texturing.fog_color.b.Value()), }; // Get index into fog LUT float fog_index; - if (g_state.regs.fog_flip) { + if (g_state.regs.texturing.fog_flip) { fog_index = (1.0f - depth) * 128.0f; } else { fog_index = depth * 128.0f; @@ -955,10 +960,10 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve u8 old_stencil = 0; auto UpdateStencil = [stencil_test, x, y, - &old_stencil](Pica::Regs::StencilAction action) { + &old_stencil](Pica::FramebufferRegs::StencilAction action) { u8 new_stencil = PerformStencilAction(action, old_stencil, stencil_test.reference_value); - if (g_state.regs.framebuffer.allow_depth_stencil_write != 0) + if (g_state.regs.framebuffer.framebuffer.allow_depth_stencil_write != 0) SetStencil(x >> 4, y >> 4, (new_stencil & stencil_test.write_mask) | (old_stencil & ~stencil_test.write_mask)); }; @@ -970,35 +975,35 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve bool pass = false; switch (stencil_test.func) { - case Regs::CompareFunc::Never: + case FramebufferRegs::CompareFunc::Never: pass = false; break; - case Regs::CompareFunc::Always: + case FramebufferRegs::CompareFunc::Always: pass = true; break; - case Regs::CompareFunc::Equal: + case FramebufferRegs::CompareFunc::Equal: pass = (ref == dest); break; - case Regs::CompareFunc::NotEqual: + case FramebufferRegs::CompareFunc::NotEqual: pass = (ref != dest); break; - case Regs::CompareFunc::LessThan: + case FramebufferRegs::CompareFunc::LessThan: pass = (ref < dest); break; - case Regs::CompareFunc::LessThanOrEqual: + case FramebufferRegs::CompareFunc::LessThanOrEqual: pass = (ref <= dest); break; - case Regs::CompareFunc::GreaterThan: + case FramebufferRegs::CompareFunc::GreaterThan: pass = (ref > dest); break; - case Regs::CompareFunc::GreaterThanOrEqual: + case FramebufferRegs::CompareFunc::GreaterThanOrEqual: pass = (ref >= dest); break; } @@ -1010,7 +1015,8 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve } // Convert float to integer - unsigned num_bits = Regs::DepthBitsPerPixel(regs.framebuffer.depth_format); + unsigned num_bits = + FramebufferRegs::DepthBitsPerPixel(regs.framebuffer.framebuffer.depth_format); u32 z = (u32)(depth * ((1 << num_bits) - 1)); if (output_merger.depth_test_enable) { @@ -1019,35 +1025,35 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve bool pass = false; switch (output_merger.depth_test_func) { - case Regs::CompareFunc::Never: + case FramebufferRegs::CompareFunc::Never: pass = false; break; - case Regs::CompareFunc::Always: + case FramebufferRegs::CompareFunc::Always: pass = true; break; - case Regs::CompareFunc::Equal: + case FramebufferRegs::CompareFunc::Equal: pass = z == ref_z; break; - case Regs::CompareFunc::NotEqual: + case FramebufferRegs::CompareFunc::NotEqual: pass = z != ref_z; break; - case Regs::CompareFunc::LessThan: + case FramebufferRegs::CompareFunc::LessThan: pass = z < ref_z; break; - case Regs::CompareFunc::LessThanOrEqual: + case FramebufferRegs::CompareFunc::LessThanOrEqual: pass = z <= ref_z; break; - case Regs::CompareFunc::GreaterThan: + case FramebufferRegs::CompareFunc::GreaterThan: pass = z > ref_z; break; - case Regs::CompareFunc::GreaterThanOrEqual: + case FramebufferRegs::CompareFunc::GreaterThanOrEqual: pass = z >= ref_z; break; } @@ -1059,8 +1065,11 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve } } - if (regs.framebuffer.allow_depth_stencil_write != 0 && output_merger.depth_write_enable) + if (regs.framebuffer.framebuffer.allow_depth_stencil_write != 0 && + output_merger.depth_write_enable) { + SetDepth(x >> 4, y >> 4, z); + } // The stencil depth_pass action is executed even if depth testing is disabled if (stencil_action_enable) @@ -1072,7 +1081,8 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve if (output_merger.alphablend_enable) { auto params = output_merger.alpha_blending; - auto LookupFactor = [&](unsigned channel, Regs::BlendFactor factor) -> u8 { + auto LookupFactor = [&](unsigned channel, + FramebufferRegs::BlendFactor factor) -> u8 { DEBUG_ASSERT(channel < 4); const Math::Vec4<u8> blend_const = { @@ -1083,49 +1093,49 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve }; switch (factor) { - case Regs::BlendFactor::Zero: + case FramebufferRegs::BlendFactor::Zero: return 0; - case Regs::BlendFactor::One: + case FramebufferRegs::BlendFactor::One: return 255; - case Regs::BlendFactor::SourceColor: + case FramebufferRegs::BlendFactor::SourceColor: return combiner_output[channel]; - case Regs::BlendFactor::OneMinusSourceColor: + case FramebufferRegs::BlendFactor::OneMinusSourceColor: return 255 - combiner_output[channel]; - case Regs::BlendFactor::DestColor: + case FramebufferRegs::BlendFactor::DestColor: return dest[channel]; - case Regs::BlendFactor::OneMinusDestColor: + case FramebufferRegs::BlendFactor::OneMinusDestColor: return 255 - dest[channel]; - case Regs::BlendFactor::SourceAlpha: + case FramebufferRegs::BlendFactor::SourceAlpha: return combiner_output.a(); - case Regs::BlendFactor::OneMinusSourceAlpha: + case FramebufferRegs::BlendFactor::OneMinusSourceAlpha: return 255 - combiner_output.a(); - case Regs::BlendFactor::DestAlpha: + case FramebufferRegs::BlendFactor::DestAlpha: return dest.a(); - case Regs::BlendFactor::OneMinusDestAlpha: + case FramebufferRegs::BlendFactor::OneMinusDestAlpha: return 255 - dest.a(); - case Regs::BlendFactor::ConstantColor: + case FramebufferRegs::BlendFactor::ConstantColor: return blend_const[channel]; - case Regs::BlendFactor::OneMinusConstantColor: + case FramebufferRegs::BlendFactor::OneMinusConstantColor: return 255 - blend_const[channel]; - case Regs::BlendFactor::ConstantAlpha: + case FramebufferRegs::BlendFactor::ConstantAlpha: return blend_const.a(); - case Regs::BlendFactor::OneMinusConstantAlpha: + case FramebufferRegs::BlendFactor::OneMinusConstantAlpha: return 255 - blend_const.a(); - case Regs::BlendFactor::SourceAlphaSaturate: + case FramebufferRegs::BlendFactor::SourceAlphaSaturate: // Returns 1.0 for the alpha channel if (channel == 3) return 255; @@ -1143,36 +1153,37 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve static auto EvaluateBlendEquation = []( const Math::Vec4<u8>& src, const Math::Vec4<u8>& srcfactor, const Math::Vec4<u8>& dest, const Math::Vec4<u8>& destfactor, - Regs::BlendEquation equation) { + FramebufferRegs::BlendEquation equation) { + Math::Vec4<int> result; auto src_result = (src * srcfactor).Cast<int>(); auto dst_result = (dest * destfactor).Cast<int>(); switch (equation) { - case Regs::BlendEquation::Add: + case FramebufferRegs::BlendEquation::Add: result = (src_result + dst_result) / 255; break; - case Regs::BlendEquation::Subtract: + case FramebufferRegs::BlendEquation::Subtract: result = (src_result - dst_result) / 255; break; - case Regs::BlendEquation::ReverseSubtract: + case FramebufferRegs::BlendEquation::ReverseSubtract: result = (dst_result - src_result) / 255; break; // TODO: How do these two actually work? // OpenGL doesn't include the blend factors in the min/max computations, // but is this what the 3DS actually does? - case Regs::BlendEquation::Min: + case FramebufferRegs::BlendEquation::Min: result.r() = std::min(src.r(), dest.r()); result.g() = std::min(src.g(), dest.g()); result.b() = std::min(src.b(), dest.b()); result.a() = std::min(src.a(), dest.a()); break; - case Regs::BlendEquation::Max: + case FramebufferRegs::BlendEquation::Max: result.r() = std::max(src.r(), dest.r()); result.g() = std::max(src.g(), dest.g()); result.b() = std::max(src.b(), dest.b()); @@ -1205,54 +1216,54 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve dstfactor, params.blend_equation_a) .a(); } else { - static auto LogicOp = [](u8 src, u8 dest, Regs::LogicOp op) -> u8 { + static auto LogicOp = [](u8 src, u8 dest, FramebufferRegs::LogicOp op) -> u8 { switch (op) { - case Regs::LogicOp::Clear: + case FramebufferRegs::LogicOp::Clear: return 0; - case Regs::LogicOp::And: + case FramebufferRegs::LogicOp::And: return src & dest; - case Regs::LogicOp::AndReverse: + case FramebufferRegs::LogicOp::AndReverse: return src & ~dest; - case Regs::LogicOp::Copy: + case FramebufferRegs::LogicOp::Copy: return src; - case Regs::LogicOp::Set: + case FramebufferRegs::LogicOp::Set: return 255; - case Regs::LogicOp::CopyInverted: + case FramebufferRegs::LogicOp::CopyInverted: return ~src; - case Regs::LogicOp::NoOp: + case FramebufferRegs::LogicOp::NoOp: return dest; - case Regs::LogicOp::Invert: + case FramebufferRegs::LogicOp::Invert: return ~dest; - case Regs::LogicOp::Nand: + case FramebufferRegs::LogicOp::Nand: return ~(src & dest); - case Regs::LogicOp::Or: + case FramebufferRegs::LogicOp::Or: return src | dest; - case Regs::LogicOp::Nor: + case FramebufferRegs::LogicOp::Nor: return ~(src | dest); - case Regs::LogicOp::Xor: + case FramebufferRegs::LogicOp::Xor: return src ^ dest; - case Regs::LogicOp::Equiv: + case FramebufferRegs::LogicOp::Equiv: return ~(src ^ dest); - case Regs::LogicOp::AndInverted: + case FramebufferRegs::LogicOp::AndInverted: return ~src & dest; - case Regs::LogicOp::OrReverse: + case FramebufferRegs::LogicOp::OrReverse: return src | ~dest; - case Regs::LogicOp::OrInverted: + case FramebufferRegs::LogicOp::OrInverted: return ~src | dest; } }; @@ -1271,7 +1282,7 @@ static void ProcessTriangleInternal(const Vertex& v0, const Vertex& v1, const Ve output_merger.alpha_enable ? blend_output.a() : dest.a(), }; - if (regs.framebuffer.allow_color_write != 0) + if (regs.framebuffer.framebuffer.allow_color_write != 0) DrawPixel(x >> 4, y >> 4, result); } } |