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Add check for valid mutableData in assignMipData

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This commit is contained in:
Ryan Huffman 2017-05-19 15:00:53 -07:00
parent 64bf5784e6
commit 26247e8653
1 changed files with 5 additions and 0 deletions
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5
libraries/gpu/src/gpu/Texture_ktx.cpp
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@ -265,6 +265,11 @@ void KtxStorage::assignMipData(uint16 level, const storage::StoragePointer& stor
} }
auto fileData = file->mutableData(); auto fileData = file->mutableData();
if (!fileData) {
qWarning() << "Failed to get mutable data for " << QString::fromStdString(_filename);
return;
}
auto imageData = fileData; auto imageData = fileData;
imageData += ktx::KTX_HEADER_SIZE + _ktxDescriptor->header.bytesOfKeyValueData + _ktxDescriptor->images[level]._imageOffset; imageData += ktx::KTX_HEADER_SIZE + _ktxDescriptor->header.bytesOfKeyValueData + _ktxDescriptor->images[level]._imageOffset;
imageData += ktx::IMAGE_SIZE_WIDTH; imageData += ktx::IMAGE_SIZE_WIDTH;