deepinsight / deepinsight/insightface
trans_points3d(
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- Python
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Description
```
def trans_points3d(pts, M):
scale = np.sqrt(M[0][0] * M[0][0] + M[0][1] * M[0][1])
```
请问为啥在进行3D点坐标转换的时候，这个scale缩放因子只用矩阵的第一行？而不是np.sqrt(M[0][0] * M[0][0] + M[1][1] * M[1][1])
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