Method Compact

BeefySysLib/gfx/ModelDef.cpp:167–199

}

void ModelDef::Compact()
{
	for (auto& mesh : mMeshes)
	{
		for (auto& prims : mesh.mPrimitives)
		{
			Array<int> vtxMap;
			vtxMap.Insert(0, -1, prims.mVertices.mSize);			
			int newVtxIdx = 0;

			for (uint16 vtxIdx : prims.mIndices)
			{
				if (vtxMap[vtxIdx] == -1)				
					vtxMap[vtxIdx] = newVtxIdx++;
			}

			if (newVtxIdx >= prims.mVertices.mSize)
				continue;

			for (uint16& vtxIdx : prims.mIndices)
				vtxIdx = vtxMap[vtxIdx];

			Array<ModelVertex> oldVertices = prims.mVertices;
			prims.mVertices.Resize(newVtxIdx);
			for (int oldVtxIdx = 0; oldVtxIdx < oldVertices.mSize; oldVtxIdx++)
			{
				int newVtxIdx = vtxMap[oldVtxIdx];
				if (newVtxIdx != -1)
					prims.mVertices[newVtxIdx] = oldVertices[oldVtxIdx];
			}
		}
	}	
}

void ModelDef::CalcBounds()
{