diff options
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/crunch-worker.js | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/tools/crunch-worker.js b/tools/crunch-worker.js index 7bc63870..5c48d009 100644 --- a/tools/crunch-worker.js +++ b/tools/crunch-worker.js @@ -66,7 +66,6 @@ if(format != cCRNFmtDXT1 && format != cCRNFmtDXT3 && format != cCRNFmtDXT5) { throw "Unsupported image format " + format + " for " + filename; } - width = Module._crn_get_width(src, srcSize); height = Module._crn_get_height(src, srcSize); levels = Module._crn_get_levels(src, srcSize); @@ -74,9 +73,18 @@ dst = Module._malloc(dstSize); var totalSize = 0; + var bytesPerPixel = format == cCRNFmtDXT1 ? 0.5 : 1; for(i = 0; i < levels; ++i) { - totalSize += Module._crn_get_uncompressed_size(src, srcSize, i); + totalSize += width * height * bytesPerPixel; + width *= 0.5; + height *= 0.5; + width = Math.max(width, 4); + height = Math.max(height, 4); } + + width = Module._crn_get_width(src, srcSize); + height = Module._crn_get_height(src, srcSize); + var ret = new Uint8Array(totalSize); var retIndex = 0; |