bump用到了displacement是什么意思？
就是说，在根据凹凸贴图UV计算新的法向量后，顶点要实际移动，按照注释多写一行，然后再修改法向量
point = point + kn * n * payload.texture->getColor(u,v).norm();
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This reply was modified 1 year, 9 months ago by
unkvcc.
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