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public static MatrixRigidInverse ( |
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| m | ||
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public static float4x4 MatrixRigidInverse(float4x4 m)
{
float4x4 trans_inverse = MatrixTranslation(-m.w.xyz());
float4x4 rot = new float4x4(m);
rot.w = new float4(0f, 0f, 0f, 1f);
return trans_inverse * MatrixTranspose(rot);
}
public static float4x4 MatrixTranspose(float4x4 m)