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Merge pull request #1925 from wuxq/fix_gltf2_export_componentType_error 

multi joint has bug  with ReplaceData
pull/1863/head
Kim Kulling 2018-09-22 10:22:45 +02:00 committed by GitHub
parent d585030310 cc0b3e1249
commit 0b77ebbb3e
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 3 additions and 2 deletions
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5
code/glTF2Exporter.cpp
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@ -641,7 +641,7 @@ void ExportSkin(Asset& mAsset, const aiMesh* aimesh, Ref<Mesh>& meshRef, Ref<Buf
unsigned int bytesPerComp = ComponentTypeSize(vertexJointAccessor->componentType); unsigned int bytesPerComp = ComponentTypeSize(vertexJointAccessor->componentType);
size_t s_bytesLen = bytesLen * s_bytesPerComp / bytesPerComp; size_t s_bytesLen = bytesLen * s_bytesPerComp / bytesPerComp;
Ref<Buffer> buf = vertexJointAccessor->bufferView->buffer; Ref<Buffer> buf = vertexJointAccessor->bufferView->buffer;
uint8_t* arrys = new uint8_t[s_bytesLen]; uint8_t* arrys = new uint8_t[bytesLen];
unsigned int i = 0; unsigned int i = 0;
for ( unsigned int j = 0; j <= bytesLen; j += bytesPerComp ){ for ( unsigned int j = 0; j <= bytesLen; j += bytesPerComp ){
size_t len_p = offset + j; size_t len_p = offset + j;
@ -652,8 +652,9 @@ void ExportSkin(Asset& mAsset, const aiMesh* aimesh, Ref<Mesh>& meshRef, Ref<Buf
memcpy(&arrys[i*s_bytesPerComp], data, s_bytesPerComp); memcpy(&arrys[i*s_bytesPerComp], data, s_bytesPerComp);
++i; ++i;
} }
buf->ReplaceData_joint(offset, bytesLen, arrys, s_bytesLen); buf->ReplaceData_joint(offset, bytesLen, arrys, bytesLen);
vertexJointAccessor->componentType = ComponentType_UNSIGNED_SHORT; vertexJointAccessor->componentType = ComponentType_UNSIGNED_SHORT;
vertexJointAccessor->bufferView->byteLength = s_bytesLen;
p.attributes.joint.push_back( vertexJointAccessor ); p.attributes.joint.push_back( vertexJointAccessor );
} }