Transform2x2.inl

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#include <cmath>
#include <limits>
 
#include "Vector.h"
 
namespace dyno
{
    template <typename T>
    DYN_FUNC Transform<T, 2>::Transform()
    {
        mTranslation = Vector<T, 2>(0);
        mScale = Vector<T, 2>(1);
        mRotation = SquareMatrix<T, 2>(1, 0, 0, 1);
    }
 
    template <typename T>
    DYN_FUNC Transform<T, 2>::Transform(const Vector<T, 2>& t, const T& angle, const Vector<T, 2>& s)
    {
        mTranslation = t;
        mScale = s;
        mRotation = SquareMatrix<T, 2>(glm::cos(angle), -glm::sin(angle), glm::sin(angle), glm::cos(angle));
    }
 
    template <typename T>
    DYN_FUNC Transform<T, 2>::Transform(const Vector<T, 2>& t, const SquareMatrix<T, 2>& m, const Vector<T, 2>& s /*= Vector<T, 2>(1)*/)
    {
        mTranslation = t;
        mScale = s;
        mRotation = m;
    }
 
    template <typename T>
    DYN_FUNC Transform<T, 2>::Transform(const Transform<T, 2>& t)
    {
        mRotation = t.mRotation;
        mTranslation = t.mTranslation;
        mScale = t.mScale;
    }
 
    template <typename T>
    DYN_FUNC Transform<T, 2>::~Transform()
    {
 
    }
 
    template <typename T>
    DYN_FUNC const Vector<T, 2> Transform<T, 2>::operator* (const Vector<T, 2> &vec) const
    {
        Vector<T, 2> scaled = Vector<T, 2>(vec.x*mScale.x, vec.y*mScale.y);
        return mRotation * scaled + mTranslation;
    }
}