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watrabi
2025-09-18 17:55:52 -04:00
commit 977f1ff4b8
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App/include/util/Math.inl
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#pragma once
namespace RBX {
namespace Math{
// = mat.transpose() * vec
Vector3 vectorToObjectSpace(const Vector3& _vec, const Matrix3& _mat)
{
const float* vec = &_vec[0];
const float* mat = &_mat[0][0];
return Vector3 ( mat[0]*vec[0] + mat[3]*vec[1] + mat[6]*vec[2],
mat[1]*vec[0] + mat[4]*vec[1] + mat[7]*vec[2],
mat[2]*vec[0] + mat[5]*vec[1] + mat[8]*vec[2] );
}
} // namespace
} // namespace