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author | Yuri Kunde Schlesner <yuriks@yuriks.net> | 2017-01-30 02:43:09 +0100 |
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committer | Yuri Kunde Schlesner <yuriks@yuriks.net> | 2017-02-13 03:11:03 +0100 |
commit | e1ad7d69b981c7ed249ba7efd4287d712db3747d (patch) | |
tree | 813232650da323b708faef9ad8a7db7a50d3f287 /src/video_core/swrasterizer/rasterizer.cpp | |
parent | VideoCore: Move software rasterizer files to sub-directory (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/video_core/swrasterizer/rasterizer.cpp | 237 |
1 files changed, 1 insertions, 236 deletions
diff --git a/src/video_core/swrasterizer/rasterizer.cpp b/src/video_core/swrasterizer/rasterizer.cpp index 17ba59144..cb11338b7 100644 --- a/src/video_core/swrasterizer/rasterizer.cpp +++ b/src/video_core/swrasterizer/rasterizer.cpp @@ -22,6 +22,7 @@ #include "video_core/regs_rasterizer.h" #include "video_core/regs_texturing.h" #include "video_core/shader/shader.h" +#include "video_core/swrasterizer/framebuffer.h" #include "video_core/swrasterizer/rasterizer.h" #include "video_core/texture/texture_decode.h" #include "video_core/utils.h" @@ -30,242 +31,6 @@ namespace Pica { namespace Rasterizer { -static void DrawPixel(int x, int y, const Math::Vec4<u8>& color) { - 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. - // NOTE: The framebuffer height register contains the actual FB height minus one. - y = framebuffer.height - y; - - const u32 coarse_y = y & ~7; - u32 bytes_per_pixel = - GPU::Regs::BytesPerPixel(GPU::Regs::PixelFormat(framebuffer.color_format.Value())); - u32 dst_offset = VideoCore::GetMortonOffset(x, y, bytes_per_pixel) + - coarse_y * framebuffer.width * bytes_per_pixel; - u8* dst_pixel = Memory::GetPhysicalPointer(addr) + dst_offset; - - switch (framebuffer.color_format) { - case FramebufferRegs::ColorFormat::RGBA8: - Color::EncodeRGBA8(color, dst_pixel); - break; - - case FramebufferRegs::ColorFormat::RGB8: - Color::EncodeRGB8(color, dst_pixel); - break; - - case FramebufferRegs::ColorFormat::RGB5A1: - Color::EncodeRGB5A1(color, dst_pixel); - break; - - case FramebufferRegs::ColorFormat::RGB565: - Color::EncodeRGB565(color, dst_pixel); - break; - - case FramebufferRegs::ColorFormat::RGBA4: - Color::EncodeRGBA4(color, dst_pixel); - break; - - default: - LOG_CRITICAL(Render_Software, "Unknown framebuffer color format %x", - framebuffer.color_format.Value()); - UNIMPLEMENTED(); - } -} - -static const Math::Vec4<u8> GetPixel(int x, int y) { - const auto& framebuffer = g_state.regs.framebuffer.framebuffer; - const PAddr addr = framebuffer.GetColorBufferPhysicalAddress(); - - y = framebuffer.height - y; - - const u32 coarse_y = y & ~7; - u32 bytes_per_pixel = - GPU::Regs::BytesPerPixel(GPU::Regs::PixelFormat(framebuffer.color_format.Value())); - u32 src_offset = VideoCore::GetMortonOffset(x, y, bytes_per_pixel) + - coarse_y * framebuffer.width * bytes_per_pixel; - u8* src_pixel = Memory::GetPhysicalPointer(addr) + src_offset; - - switch (framebuffer.color_format) { - case FramebufferRegs::ColorFormat::RGBA8: - return Color::DecodeRGBA8(src_pixel); - - case FramebufferRegs::ColorFormat::RGB8: - return Color::DecodeRGB8(src_pixel); - - case FramebufferRegs::ColorFormat::RGB5A1: - return Color::DecodeRGB5A1(src_pixel); - - case FramebufferRegs::ColorFormat::RGB565: - return Color::DecodeRGB565(src_pixel); - - case FramebufferRegs::ColorFormat::RGBA4: - return Color::DecodeRGBA4(src_pixel); - - default: - LOG_CRITICAL(Render_Software, "Unknown framebuffer color format %x", - framebuffer.color_format.Value()); - UNIMPLEMENTED(); - } - - return {0, 0, 0, 0}; -} - -static u32 GetDepth(int x, int y) { - 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 = 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 FramebufferRegs::DepthFormat::D16: - return Color::DecodeD16(src_pixel); - case FramebufferRegs::DepthFormat::D24: - return Color::DecodeD24(src_pixel); - case FramebufferRegs::DepthFormat::D24S8: - return Color::DecodeD24S8(src_pixel).x; - default: - LOG_CRITICAL(HW_GPU, "Unimplemented depth format %u", framebuffer.depth_format); - UNIMPLEMENTED(); - return 0; - } -} - -static u8 GetStencil(int x, int y) { - 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::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 FramebufferRegs::DepthFormat::D24S8: - return Color::DecodeD24S8(src_pixel).y; - - default: - LOG_WARNING( - HW_GPU, - "GetStencil called for function which doesn't have a stencil component (format %u)", - framebuffer.depth_format); - return 0; - } -} - -static void SetDepth(int x, int y, u32 value) { - 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 = 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 FramebufferRegs::DepthFormat::D16: - Color::EncodeD16(value, dst_pixel); - break; - - case FramebufferRegs::DepthFormat::D24: - Color::EncodeD24(value, dst_pixel); - break; - - case FramebufferRegs::DepthFormat::D24S8: - Color::EncodeD24X8(value, dst_pixel); - break; - - default: - LOG_CRITICAL(HW_GPU, "Unimplemented depth format %u", framebuffer.depth_format); - UNIMPLEMENTED(); - break; - } -} - -static void SetStencil(int x, int y, u8 value) { - 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::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::FramebufferRegs::DepthFormat::D16: - case Pica::FramebufferRegs::DepthFormat::D24: - // Nothing to do - break; - - case Pica::FramebufferRegs::DepthFormat::D24S8: - Color::EncodeX24S8(value, dst_pixel); - break; - - default: - LOG_CRITICAL(HW_GPU, "Unimplemented depth format %u", framebuffer.depth_format); - UNIMPLEMENTED(); - break; - } -} - -static u8 PerformStencilAction(FramebufferRegs::StencilAction action, u8 old_stencil, u8 ref) { - switch (action) { - case FramebufferRegs::StencilAction::Keep: - return old_stencil; - - case FramebufferRegs::StencilAction::Zero: - return 0; - - case FramebufferRegs::StencilAction::Replace: - return ref; - - case FramebufferRegs::StencilAction::Increment: - // Saturated increment - return std::min<u8>(old_stencil, 254) + 1; - - case FramebufferRegs::StencilAction::Decrement: - // Saturated decrement - return std::max<u8>(old_stencil, 1) - 1; - - case FramebufferRegs::StencilAction::Invert: - return ~old_stencil; - - case FramebufferRegs::StencilAction::IncrementWrap: - return old_stencil + 1; - - case FramebufferRegs::StencilAction::DecrementWrap: - return old_stencil - 1; - - default: - LOG_CRITICAL(HW_GPU, "Unknown stencil action %x", (int)action); - UNIMPLEMENTED(); - return 0; - } -} - // NOTE: Assuming that rasterizer coordinates are 12.4 fixed-point values struct Fix12P4 { Fix12P4() {} |