diff options
Diffstat (limited to 'src/video_core/texture_cache/decode_bc.cpp')
-rw-r--r-- | src/video_core/texture_cache/decode_bc.cpp | 50 |
1 files changed, 28 insertions, 22 deletions
diff --git a/src/video_core/texture_cache/decode_bc.cpp b/src/video_core/texture_cache/decode_bc.cpp index 3e26474a3..a018c6df4 100644 --- a/src/video_core/texture_cache/decode_bc.cpp +++ b/src/video_core/texture_cache/decode_bc.cpp @@ -60,66 +60,72 @@ u32 ConvertedBytesPerBlock(VideoCore::Surface::PixelFormat pixel_format) { } template <auto decompress, PixelFormat pixel_format> -void DecompressBlocks(std::span<const u8> input, std::span<u8> output, Extent3D extent, +void DecompressBlocks(std::span<const u8> input, std::span<u8> output, BufferImageCopy& copy, bool is_signed = false) { const u32 out_bpp = ConvertedBytesPerBlock(pixel_format); - const u32 block_width = std::min(extent.width, BLOCK_SIZE); - const u32 block_height = std::min(extent.height, BLOCK_SIZE); - const u32 pitch = extent.width * out_bpp; + const u32 block_size = BlockSize(pixel_format); + const u32 width = copy.image_extent.width; + const u32 height = copy.image_extent.height * copy.image_subresource.num_layers; + const u32 depth = copy.image_extent.depth; + const u32 block_width = std::min(width, BLOCK_SIZE); + const u32 block_height = std::min(height, BLOCK_SIZE); + const u32 pitch = width * out_bpp; size_t input_offset = 0; size_t output_offset = 0; - for (u32 slice = 0; slice < extent.depth; ++slice) { - for (u32 y = 0; y < extent.height; y += block_height) { - size_t row_offset = 0; - for (u32 x = 0; x < extent.width; - x += block_width, row_offset += block_width * out_bpp) { - const u8* src = input.data() + input_offset; - u8* const dst = output.data() + output_offset + row_offset; + for (u32 slice = 0; slice < depth; ++slice) { + for (u32 y = 0; y < height; y += block_height) { + size_t src_offset = input_offset; + size_t dst_offset = output_offset; + for (u32 x = 0; x < width; x += block_width) { + const u8* src = input.data() + src_offset; + u8* const dst = output.data() + dst_offset; if constexpr (IsSigned(pixel_format)) { - decompress(src, dst, x, y, extent.width, extent.height, is_signed); + decompress(src, dst, x, y, width, height, is_signed); } else { - decompress(src, dst, x, y, extent.width, extent.height); + decompress(src, dst, x, y, width, height); } - input_offset += BlockSize(pixel_format); + src_offset += block_size; + dst_offset += block_width * out_bpp; } + input_offset += copy.buffer_row_length * block_size / block_width; output_offset += block_height * pitch; } } } -void DecompressBCn(std::span<const u8> input, std::span<u8> output, Extent3D extent, +void DecompressBCn(std::span<const u8> input, std::span<u8> output, BufferImageCopy& copy, VideoCore::Surface::PixelFormat pixel_format) { switch (pixel_format) { case PixelFormat::BC1_RGBA_UNORM: case PixelFormat::BC1_RGBA_SRGB: - DecompressBlocks<bcn::DecodeBc1, PixelFormat::BC1_RGBA_UNORM>(input, output, extent); + DecompressBlocks<bcn::DecodeBc1, PixelFormat::BC1_RGBA_UNORM>(input, output, copy); break; case PixelFormat::BC2_UNORM: case PixelFormat::BC2_SRGB: - DecompressBlocks<bcn::DecodeBc2, PixelFormat::BC2_UNORM>(input, output, extent); + DecompressBlocks<bcn::DecodeBc2, PixelFormat::BC2_UNORM>(input, output, copy); break; case PixelFormat::BC3_UNORM: case PixelFormat::BC3_SRGB: - DecompressBlocks<bcn::DecodeBc3, PixelFormat::BC3_UNORM>(input, output, extent); + DecompressBlocks<bcn::DecodeBc3, PixelFormat::BC3_UNORM>(input, output, copy); break; case PixelFormat::BC4_SNORM: case PixelFormat::BC4_UNORM: DecompressBlocks<bcn::DecodeBc4, PixelFormat::BC4_UNORM>( - input, output, extent, pixel_format == PixelFormat::BC4_SNORM); + input, output, copy, pixel_format == PixelFormat::BC4_SNORM); break; case PixelFormat::BC5_SNORM: case PixelFormat::BC5_UNORM: DecompressBlocks<bcn::DecodeBc5, PixelFormat::BC5_UNORM>( - input, output, extent, pixel_format == PixelFormat::BC5_SNORM); + input, output, copy, pixel_format == PixelFormat::BC5_SNORM); break; case PixelFormat::BC6H_SFLOAT: case PixelFormat::BC6H_UFLOAT: DecompressBlocks<bcn::DecodeBc6, PixelFormat::BC6H_UFLOAT>( - input, output, extent, pixel_format == PixelFormat::BC6H_SFLOAT); + input, output, copy, pixel_format == PixelFormat::BC6H_SFLOAT); break; case PixelFormat::BC7_SRGB: case PixelFormat::BC7_UNORM: - DecompressBlocks<bcn::DecodeBc7, PixelFormat::BC7_UNORM>(input, output, extent); + DecompressBlocks<bcn::DecodeBc7, PixelFormat::BC7_UNORM>(input, output, copy); break; default: LOG_WARNING(HW_GPU, "Unimplemented BCn decompression {}", pixel_format); |