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Merge pull request #4360 from ZappoMan/transparentRAWheightmaps

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add support for transparency in RAW heightmaps
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Philip Rosedale 2015-02-27 16:39:39 -08:00
commit d123ad5b76
1 changed files with 1 additions and 1 deletions
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2
libraries/metavoxels/src/Spanner.cpp
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@ -648,7 +648,7 @@ void HeightfieldHeightEditor::select() {
const float CONVERSION_SCALE = 65534.0f / numeric_limits<quint16>::max(); const float CONVERSION_SCALE = 65534.0f / numeric_limits<quint16>::max();
for (int i = 0; i < rawSize; i++, dest += size) { for (int i = 0; i < rawSize; i++, dest += size) {
for (quint16* lineDest = dest, *end = dest + rawSize; lineDest != end; lineDest++, src++) { for (quint16* lineDest = dest, *end = dest + rawSize; lineDest != end; lineDest++, src++) {
*lineDest = (quint16)(*src * CONVERSION_SCALE) + CONVERSION_OFFSET; *lineDest = (*src == 0) ? 0 : (quint16)(*src * CONVERSION_SCALE) + CONVERSION_OFFSET;
} }
} }
emit heightChanged(_height = new HeightfieldHeight(size, contents)); emit heightChanged(_height = new HeightfieldHeight(size, contents));