private void CmdDraw(IMgCommandBuffer cmdBuf, MeshPrimitive meshPrimitive, RenderInstanceChunk drawCall, int sliceIndex)
{
cmdBuf.CmdDraw(
meshPrimitive.VertexCount,
drawCall.InstanceCount,
drawCall.FirstVertex,
drawCall.FirstInstance);
}
private void CmdDrawIndexed(IMgCommandBuffer cmdBuf, MeshPrimitive meshPrimitive, RenderInstanceChunk drawCall, int sliceIndex)
{
var allocation = mStaticStorage.Map.Allocations[meshPrimitive.Indices[sliceIndex]];
var indexBlock = mStaticStorage.Storage.Blocks[allocation.BlockIndex];
var vertexDef = PerVertexDefinitionEncoder.Decode(meshPrimitive.PerVertexDefinition);
var indexType = vertexDef.IndexType == PerVertexIndexType.Uint16
? MgIndexType.UINT16
: MgIndexType.UINT32;
cmdBuf.CmdBindIndexBuffer(indexBlock.Buffer, allocation.Offset, indexType);
cmdBuf.CmdDrawIndexed(meshPrimitive.IndexCount,
drawCall.InstanceCount,
drawCall.FirstIndex,
drawCall.VertexOffset,
drawCall.FirstInstance);
}
