mirror of https://github.com/AxioDL/zeus.git
57 lines
1.9 KiB
C++
57 lines
1.9 KiB
C++
#ifndef CTRANSFORM_HPP
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#define CTRANSFORM_HPP
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#include "Global.hpp"
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#include "CMatrix3f.hpp"
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#include "CMatrix4f.hpp"
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#include "CVector3f.hpp"
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class ZE_ALIGN(16) CTransform
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{
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public:
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ZE_DECLARE_ALIGNED_ALLOCATOR();
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CTransform() : m_basis(false) {}
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CTransform(const CMatrix3f& basis, const CVector3f& offset=CVector3f::skZero) :
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m_basis(basis), m_origin(offset) {}
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inline CTransform operator*(const CTransform& rhs) const
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{return CTransform(m_basis * rhs.m_basis, m_origin + (m_basis * rhs.m_origin));}
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inline CTransform inverse() const
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{
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CMatrix3f inv = m_basis.inverted();
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return CTransform(inv, inv * -m_origin);
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}
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inline CVector3f operator*(const CVector3f& other) const
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{return m_origin + m_basis * other;}
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inline void toMatrix4f(CMatrix4f& mat) const
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{
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#if __SSE__
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mat.vec[0].mVec128 = m_basis[0].mVec128; mat.m[0][3] = 0.0f;
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mat.vec[1].mVec128 = m_basis[1].mVec128; mat.m[1][3] = 0.0f;
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mat.vec[2].mVec128 = m_basis[2].mVec128; mat.m[2][3] = 0.0f;
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mat.vec[3].mVec128 = m_origin.mVec128; mat.m[3][3] = 1.0f;
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#else
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mat.m[0][0] = m_basis[0][0]; mat.m[0][1] = m_basis[0][1]; mat.m[0][2] = m_basis[0][2]; mat.m[0][3] = 0.0f;
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mat.m[1][0] = m_basis[1][0]; mat.m[1][1] = m_basis[1][1]; mat.m[1][2] = m_basis[1][2]; mat.m[1][3] = 0.0f;
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mat.m[2][0] = m_basis[2][0]; mat.m[2][1] = m_basis[2][1]; mat.m[2][2] = m_basis[2][2]; mat.m[2][3] = 0.0f;
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mat.m[3][0] = m_origin[0]; mat.m[3][1] = m_origin[1]; mat.m[3][2] = m_origin[2]; mat.m[3][3] = 1.0f;
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#endif
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}
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CMatrix3f m_basis;
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CVector3f m_origin;
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};
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static inline CTransform CTransformFromScaleVector(const CVector3f& scale)
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{
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return CTransform(CMatrix3f(scale));
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}
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CTransform CTransformFromEditorEuler(const CVector3f& eulerVec);
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CTransform CTransformFromAxisAngle(const CVector3f& axis, float angle);
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#endif // CTRANSFORM_HPP
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