fabi/Xenia-Canary
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[D3D12] Decompress textures if their size is not 4x4-aligned

Browse Source
This commit is contained in:
Triang3l
2018-09-22 19:03:25 +03:00
parent bb24521c2b
commit 133604f249
19 changed files with 5728 additions and 510 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
src/xenia/gpu/d3d12/shaders/pixel_formats.hlsli
View File

@@ -142,6 +142,16 @@ void XeDXTFourBlocksRowToRGB8(
(((block_row_10b_3x >> 20u) / 3u) << 16u);
}
uint4 XeDXT3FourBlocksRowToA8(uint4 alpha4) {
// (alpha4 & 0xFu) | ((alpha4 & 0xFu) << 4u) |
// ((alpha4 & 0xF0u) << (8u - 4u)) | ((alpha4 & 0xF0u) << (12u - 4u)) |
// ((alpha4 & 0xF00u) << (16u - 8u)) | ((alpha4 & 0xF00u) << (20u - 8u)) |
// ((alpha4 & 0xF000u) << (24u - 12u)) | ((alpha4 & 0xF000u) << (28u - 12u))
return (alpha4 & 0xFu) | ((alpha4 & 0xFFu) << 4u) |
((alpha4 & 0xFF0u) << 8u) | ((alpha4 & 0xFF00u) << 12u) |
((alpha4 & 0xF000u) << 16u);
}
// & 0x249249 = bits 0 of 24 bits of DXT5 alpha codes.
// & 0x492492 = bits 1 of 24 bits of DXT5 alpha codes.
// & 0x924924 = bits 2 of 24 bits of DXT5 alpha codes.