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authorTony Wasserka <NeoBrainX@gmail.com>2014-08-17 12:31:19 +0200
committerTony Wasserka <NeoBrainX@gmail.com>2014-08-25 22:03:18 +0200
commit9679d231df0bc8fac9e0e596ab78750bb38ef248 (patch)
treef80fe9c3396c3c83aacc06c26ddf3643140b20ae /src/video_core/debug_utils
parentPica/DebugUtils: Add convenient tev setup printer. (diff)
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Diffstat (limited to 'src/video_core/debug_utils')
-rw-r--r--src/video_core/debug_utils/debug_utils.cpp18
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;