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44 lines
No EOL
788 B
C++
44 lines
No EOL
788 B
C++
#pragma once
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#include "irrMath.h"
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#include <matrix4.h>
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#include <variant>
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#include <vector3d.h>
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#include <quaternion.h>
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namespace irr
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{
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namespace core
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{
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struct Transform {
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vector3df translation;
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quaternion rotation;
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vector3df scale{1};
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// Tries to decompose the matrix, if there is one.
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static Transform decompose(const core::matrix4 &mat)
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{
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auto scale = mat.getScale();
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return {
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mat.getTranslation(),
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quaternion(mat.getRotationDegrees(scale) * DEGTORAD),
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scale,
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};
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}
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matrix4 buildMatrix() const
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{
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matrix4 T;
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T.setTranslation(translation);
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matrix4 R;
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// TODO this is sussy. probably shouldn't be doing this.
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rotation.getMatrix_transposed(R);
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matrix4 S;
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S.setScale(scale);
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return T * R * S;
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}
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};
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} // end namespace core
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} // end namespace irr
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