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keeping position separated from the other attributes

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sam gateau 2018-09-05 14:35:50 -07:00
parent 0e614ad578
commit 1feaf286b4
1 changed files with 14 additions and 1 deletions
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15
libraries/fbx/src/FBXReader_Mesh.cpp
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@ -763,8 +763,8 @@ void FBXReader::buildModelMesh(FBXMesh& extractedMesh, const QString& url) {
bool interleaveNormalsTangents = true; bool interleaveNormalsTangents = true;
// If has blend shapes allocate and assign buffers for pos and tangents now // If has blend shapes allocate and assign buffers for pos and tangents now
hasBlendShapes = true;
if (hasBlendShapes) { if (hasBlendShapes) {
auto posBuffer = std::make_shared<gpu::Buffer>(); auto posBuffer = std::make_shared<gpu::Buffer>();
posBuffer->setData(positionsSize, (const gpu::Byte*) vertBuffer->getData() + positionsOffset); posBuffer->setData(positionsSize, (const gpu::Byte*) vertBuffer->getData() + positionsOffset);
vertexBufferStream->addBuffer(posBuffer, 0, positionElement.getSize()); vertexBufferStream->addBuffer(posBuffer, 0, positionElement.getSize());
@ -781,6 +781,19 @@ void FBXReader::buildModelMesh(FBXMesh& extractedMesh, const QString& url) {
attribChannel = 2; attribChannel = 2;
totalAttribBufferSize = totalVertsSize - positionsSize - normalsAndTangentsSize; totalAttribBufferSize = totalVertsSize - positionsSize - normalsAndTangentsSize;
} else {
auto posBuffer = std::make_shared<gpu::Buffer>();
posBuffer->setData(positionsSize, (const gpu::Byte*) vertBuffer->getData() + positionsOffset);
vertexBufferStream->addBuffer(posBuffer, 0, positionElement.getSize());
// update channels and attribBuffer size accordingly
interleavePositions = false;
interleaveNormalsTangents = true;
tangentChannel = 1;
attribChannel = 1;
totalAttribBufferSize = totalVertsSize - positionsSize;
} }
// Define the vertex format, compute the offset for each attributes as we append them to the vertex format // Define the vertex format, compute the offset for each attributes as we append them to the vertex format