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Fix calculation of number of rows in block DDS formats. Closes #1870

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* The number of rows should be the ceiling of the 4-row number, since any
  overlap becomes a whole extra row of blocks.
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baldurk
2020-05-07 12:37:06 +01:00
parent ec0cb41c17
commit d0bd2e8da2
1 changed files with 1 additions and 1 deletions
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renderdoc/common/dds_readwrite.cpp
+1 -1
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@@ -1131,7 +1131,7 @@ dds_data load_dds_from_file(StreamReader *reader)
// pitch/rows are in blocks, not pixels, for block formats.
if(blockFormat)
{
numRows = RDCMAX(1U, numRows / 4);
numRows = RDCMAX(1U, (numRows + 3) / 4);
uint32_t blockSize = (ret.format.type == ResourceFormatType::BC1 ||
ret.format.type == ResourceFormatType::BC4)