diff options
Diffstat (limited to 'src/video_core/debug_utils')
| -rw-r--r-- | src/video_core/debug_utils/debug_utils.cpp | 18 |
1 files changed, 1 insertions, 17 deletions
diff --git a/src/video_core/debug_utils/debug_utils.cpp b/src/video_core/debug_utils/debug_utils.cpp index 619c0fbe5..f7d9455be 100644 --- a/src/video_core/debug_utils/debug_utils.cpp +++ b/src/video_core/debug_utils/debug_utils.cpp @@ -387,23 +387,7 @@ void DumpTexture(const Pica::Regs::TextureConfig& texture_config, u8* data) { buf = new u8[row_stride * texture_config.height]; for (int y = 0; y < texture_config.height; ++y) { for (int x = 0; x < texture_config.width; ++x) { - // Images are split into 8x8 tiles. Each tile is composed of four 4x4 subtiles each - // of which is composed of four 2x2 subtiles each of which is composed of four texels. - // Each structure is embedded into the next-bigger one in a diagonal pattern, e.g. - // texels are laid out in a 2x2 subtile like this: - // 2 3 - // 0 1 - // - // The full 8x8 tile has the texels arranged like this: - // - // 42 43 46 47 58 59 62 63 - // 40 41 44 45 56 57 60 61 - // 34 35 38 39 50 51 54 55 - // 32 33 36 37 48 49 52 53 - // 10 11 14 15 26 27 30 31 - // 08 09 12 13 24 25 28 29 - // 02 03 06 07 18 19 22 23 - // 00 01 04 05 16 17 20 21 + // Cf. rasterizer code for an explanation of this algorithm. int texel_index_within_tile = 0; for (int block_size_index = 0; block_size_index < 3; ++block_size_index) { int sub_tile_width = 1 << block_size_index; |