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FBX2glTF
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Update Raw2Gltf.cpp 

draco compress bug
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张曾 2019-02-07 10:58:24 +08:00 committed by GitHub
parent 74aa6afb05
commit 429b94a0ee
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1 changed files with 27 additions and 5 deletions
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src/gltf/Raw2Gltf.cpp
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@ -439,9 +439,14 @@ ModelData* Raw2Gltf(
for (uint32_t ii = 0; ii < triangleCount; ii++) {
draco::Mesh::Face face;
face[0] = surfaceModel.GetTriangle(ii).verts[0];
face[1] = surfaceModel.GetTriangle(ii).verts[1];
face[2] = surfaceModel.GetTriangle(ii).verts[2];
//face[0] = surfaceModel.GetTriangle(ii).verts[0];
//face[1] = surfaceModel.GetTriangle(ii).verts[1];
// face[2] = surfaceModel.GetTriangle(ii).verts[2];
//dracoMesh->SetFace(draco::FaceIndex(ii), face);
draco::Mesh::Face face;
face[0] = ii * 3;
face[1] = ii * 3 + 1;
face[2] = ii * 3 + 2;
dracoMesh->SetFace(draco::FaceIndex(ii), face);
}
@ -611,7 +616,24 @@ ModelData* Raw2Gltf(
encoder.SetAttributeQuantization(
draco::GeometryAttribute::GENERIC, options.draco.quantBitsGeneric);
}
// MapPointToVertexIndices
std::map<std::string, int>::iterator itB = primitive->dracoAttributes.begin();
auto dracoMesh = primitive->dracoMesh;
int triangleCount = surfaceModel.GetTriangleCount();
for (; itB != primitive->dracoAttributes.end(); itB++) {
draco::PointAttribute* attPtr = dracoMesh->attribute(itB->second);
for (uint32_t ii = 0; ii < triangleCount; ii++) {
int index1 = surfaceModel.GetTriangle(ii).verts[0];
int index2 = surfaceModel.GetTriangle(ii).verts[1];
int index3 = surfaceModel.GetTriangle(ii).verts[2];
attPtr->SetPointMapEntry(
draco::PointIndex(ii * 3), draco::AttributeValueIndex(index1));
attPtr->SetPointMapEntry(
draco::PointIndex(ii * 3 + 1), draco::AttributeValueIndex(index2));
attPtr->SetPointMapEntry(
draco::PointIndex(ii * 3 + 2), draco::AttributeValueIndex(index3));
}
}
draco::EncoderBuffer dracoBuffer;
draco::Status status = encoder.EncodeMeshToBuffer(*primitive->dracoMesh, &dracoBuffer);
assert(status.code() == draco::Status::OK);