diff options
Diffstat (limited to 'src/video_core/renderer_opengl/gl_rasterizer_cache.h')
-rw-r--r-- | src/video_core/renderer_opengl/gl_rasterizer_cache.h | 52 |
1 files changed, 48 insertions, 4 deletions
diff --git a/src/video_core/renderer_opengl/gl_rasterizer_cache.h b/src/video_core/renderer_opengl/gl_rasterizer_cache.h index 5f77f4e61..08858bab4 100644 --- a/src/video_core/renderer_opengl/gl_rasterizer_cache.h +++ b/src/video_core/renderer_opengl/gl_rasterizer_cache.h @@ -84,23 +84,49 @@ struct SurfaceParams { Invalid = 4, }; - static constexpr unsigned int GetFormatBpp(PixelFormat format) { + /** + * Gets the compression factor for the specified PixelFormat. This applies to just the + * "compressed width" and "compressed height", not the overall compression factor of a + * compressed image. This is used for maintaining proper surface sizes for compressed texture + * formats. + */ + static constexpr u32 GetCompresssionFactor(PixelFormat format) { if (format == PixelFormat::Invalid) return 0; - constexpr std::array<unsigned int, MaxPixelFormat> bpp_table = { + constexpr std::array<u32, MaxPixelFormat> compression_factor_table = {{ + 1, // ABGR8 + 1, // B5G6R5 + 1, // A2B10G10R10 + 4, // DXT1 + 4, // DXT23 + 4, // DXT45 + }}; + + ASSERT(static_cast<size_t>(format) < compression_factor_table.size()); + return compression_factor_table[static_cast<size_t>(format)]; + } + u32 GetCompresssionFactor() const { + return GetCompresssionFactor(pixel_format); + } + + static constexpr u32 GetFormatBpp(PixelFormat format) { + if (format == PixelFormat::Invalid) + return 0; + + constexpr std::array<u32, MaxPixelFormat> bpp_table = {{ 32, // ABGR8 16, // B5G6R5 32, // A2B10G10R10 64, // DXT1 128, // DXT23 128, // DXT45 - }; + }}; ASSERT(static_cast<size_t>(format) < bpp_table.size()); return bpp_table[static_cast<size_t>(format)]; } - unsigned int GetFormatBpp() const { + u32 GetFormatBpp() const { return GetFormatBpp(pixel_format); } @@ -255,6 +281,24 @@ struct SurfaceParams { // Returns the region of the biggest valid rectange within interval SurfaceInterval GetCopyableInterval(const Surface& src_surface) const; + /** + * Gets the actual width (in pixels) of the surface. This is provided because `width` is used + * for tracking the surface region in memory, which may be compressed for certain formats. In + * this scenario, `width` is actually the compressed width. + */ + u32 GetActualWidth() const { + return width * GetCompresssionFactor(); + } + + /** + * Gets the actual height (in pixels) of the surface. This is provided because `height` is used + * for tracking the surface region in memory, which may be compressed for certain formats. In + * this scenario, `height` is actually the compressed height. + */ + u32 GetActualHeight() const { + return height * GetCompresssionFactor(); + } + u32 GetScaledWidth() const { return width * res_scale; } |