C++ (Cpp) IndexBuffer::GetElementSize Examples

Example #1

File: PX2ClodMesh.cpp Project: JamShan/Phoenix3D_2.1

//----------------------------------------------------------------------------
ClodMesh::ClodMesh (TriMesh* mesh, CollapseRecordArray* recordArray)
:
TriMesh(mesh->GetVertexFormat(), mesh->GetVertexBuffer(), 0),
mCurrentRecord(0),
mTargetRecord(0),
mRecordArray(recordArray)
{
	assertion(recordArray != 0, "Record array is needed for construction.\n");

	// 创建一份顶点索引的拷贝
	IndexBuffer* ibuffer = mesh->GetIndexBuffer();
	int numIndices = ibuffer->GetNumElements();
	int elementSize = ibuffer->GetElementSize();
	assertion(elementSize == 4, "Invalid indices.\n");

	char* srcIndices = ibuffer->GetData();
	mIBuffer = new0 IndexBuffer(numIndices, elementSize);
	char* trgIndices = mIBuffer->GetData();
	memcpy(trgIndices, srcIndices, numIndices*elementSize);
}