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Bug fixes.

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This commit is contained in:
THoehne 2024-08-15 14:10:06 +02:00
parent f137d6ba8a
commit bd0ce0f76d
1 changed files with 85 additions and 45 deletions
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130
Engine/Source/Runtime/Core/public/Math/Matrix2.hpp
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@ -96,12 +96,30 @@ namespace Phanes::Core::Math {
public:
FORCEINLINE T operator() (int n, int m) const
T& operator() (int n, int m)
{
this->data[m][n];
return this->data[m][n];
}
FORCEINLINE TVector2<T, false> operator[] (int m) const
T operator() (int n, int m) const
{
return this->data[m][n];
}
TVector2<T, false>& operator[] (int m)
{
switch (m)
{
case 0:
return this->c0;
case 1:
return this->c1;
}
throw std::invalid_argument("m is outside valid range.");
}
TVector2<T, false> operator[] (int m) const
{
switch (m)
{
@ -123,10 +141,10 @@ namespace Phanes::Core::Math {
template<RealType T>
TMatrix2<T> operator+= (TMatrix2<T>& m1, T s)
{
m1->m(0, 0) += s;
m1->m(0, 1) += s;
m1->m(1, 0) += s;
m1->m(1, 1) += s;
m1(0, 0) += s;
m1(0, 1) += s;
m1(1, 0) += s;
m1(1, 1) += s;
return m1;
}
@ -134,10 +152,10 @@ namespace Phanes::Core::Math {
template<RealType T>
TMatrix2<T> operator+= (TMatrix2<T>& m1, const TMatrix2<T>& m2)
{
m1->m(0, 0) += m2.m(0, 0);
m1->m(0, 1) += m2.m(0, 1);
m1->m(1, 0) += m2.m(1, 0);
m1->m(1, 1) += m2.m(1, 1);
m1(0, 0) += m2(0, 0);
m1(0, 1) += m2(0, 1);
m1(1, 0) += m2(1, 0);
m1(1, 1) += m2(1, 1);
return m1;
}
@ -145,10 +163,10 @@ namespace Phanes::Core::Math {
template<RealType T>
TMatrix2<T> operator-= (TMatrix2<T>& m1, T s)
{
m1->m(0, 0) -= s;
m1->m(0, 1) -= s;
m1->m(1, 0) -= s;
m1->m(1, 1) -= s;
m1(0, 0) -= s;
m1(0, 1) -= s;
m1(1, 0) -= s;
m1(1, 1) -= s;
return m1;
}
@ -156,10 +174,10 @@ namespace Phanes::Core::Math {
template<RealType T>
TMatrix2<T> operator-= (TMatrix2<T>& m1, const TMatrix2<T>& m2)
{
m1->m(0, 0) -= m2.m(0, 0);
m1->m(0, 1) -= m2.m(0, 1);
m1->m(1, 0) -= m2.m(1, 0);
m1->m(1, 1) -= m2.m(1, 1);
m1(0, 0) -= m2(0, 0);
m1(0, 1) -= m2(0, 1);
m1(1, 0) -= m2(1, 0);
m1(1, 1) -= m2(1, 1);
return m1;
}
@ -167,10 +185,10 @@ namespace Phanes::Core::Math {
template<RealType T>
TMatrix2<T> operator*= (TMatrix2<T>& m1, T s)
{
m1->m[0][0] *= s;
m1->m[0][1] *= s;
m1->m[1][0] *= s;
m1->m[1][1] *= s;
m1.data[0][0] *= s;
m1.data[0][1] *= s;
m1.data[1][0] *= s;
m1.data[1][1] *= s;
return m1;
}
@ -189,6 +207,18 @@ namespace Phanes::Core::Math {
return m1;
}
template<RealType T>
TMatrix2<T> operator/= (TMatrix2<T>& m1, T s)
{
s = (T)1.0 / s;
m1.data[0][0] *= s;
m1.data[0][1] *= s;
m1.data[1][0] *= s;
m1.data[1][1] *= s;
return m1;
}
template<RealType T>
TMatrix2<T> operator+ (const TMatrix2<T>& m1, T s)
{
@ -200,7 +230,7 @@ namespace Phanes::Core::Math {
TMatrix2<T> operator+ (const TMatrix2<T>& m1, const TMatrix2<T>& m2)
{
return TMatrix2<T>(m1(0, 0) + m2(0, 0), m1(0, 1) + m2(0, 1),
m1(1, 0) + m2(1, 0), m1(1, 1) + m2(1, 1));
m1(1, 0) + m2(1, 0), m1(1, 1) + m2(1, 1));
}
template<RealType T>
@ -221,21 +251,29 @@ namespace Phanes::Core::Math {
TMatrix2<T> operator* (const TMatrix2<T>& m1, T s)
{
return TMatrix2<T>(m1(0, 0) * s, m1(0, 1) * s,
m1(1, 0) * s, m1(1, 1) * s);
m1(1, 0) * s, m1(1, 1) * s);
}
template<RealType T>
TMatrix2<T> operator/ (const TMatrix2<T>& m1, T s)
{
s = (T)1.0 / s;
return TMatrix2<T>(m1(0, 0) * s, m1(0, 1) * s,
m1(1, 0) * s, m1(1, 1) * s);
}
template<RealType T>
TMatrix2<T> operator* (const TMatrix2<T>& m1, const TMatrix2<T>& m2)
{
return TMatrix2<T>(m1(0, 0) * m2(0, 0) + m1(0, 1) * m2(1, 0), m1(0, 0) * m2(0, 1) + m1(0, 1) * m2(1, 1),
m1(1, 0) * m2(0, 0) + m1(1, 1) * m2(1, 0), m1(1, 0) * m2(0, 1) + m1(1, 1) * m2(1, 1));
m1(1, 0) * m2(0, 0) + m1(1, 1) * m2(1, 0), m1(1, 0) * m2(0, 1) + m1(1, 1) * m2(1, 1));
}
template<RealType T>
TVector2<T, false> operator* (const TMatrix2<T>& m1, const TVector2<T, false>& v)
{
return TVector2<T, false>>(m1(0, 0) * v.x + m1(0, 1) * v.y,
m1(1, 0) * v.x + m1(1, 1) * v.y);
return TVector2<T, false>(m1(0, 0) * v.x + m1(0, 1) * v.y,
m1(1, 0) * v.x + m1(1, 1) * v.y);
}
template<RealType T>
@ -258,28 +296,30 @@ namespace Phanes::Core::Math {
template<RealType T>
T Determinant(const TMatrix2<T>& m1)
{
return m1(0, 0) * m1(1, 1) - m1(0, 1) * m1(0, 1);
return m1(0, 0) * m1(1, 1) - m1(0, 1) * m1(1, 0);
}
template<RealType T>
TMatrix2<T> InverseV(TMatrix2<T>& m1)
{
float _1_det = 1.0f / Determinant(m1);
float m00 = m1(0, 0);
float _1_det = 1.0f / Determinant(m1);
float m00 = m1(0, 0);
m1(0, 0) = m1(1, 1);
m1(0, 1) = -m1(0, 1);
m1(1, 0) = -m1(1, 0);
m1(1, 1) = m00;
m1(0, 0) = m1(1, 1);
m1(0, 1) = -m1(0, 1);
m1(1, 0) = -m1(1, 0);
m1(1, 1) = m00;
m1 *= _1_det;
return m1;
m1 *= _1_det;
return m1;
}
template<RealType T>
TMatrix2<T> TransposeV(TMatrix2<T>& m1)
{
Swap(m1(0, 1), m1(1, 0));
return m1;
}
// =============== //
@ -289,24 +329,24 @@ namespace Phanes::Core::Math {
template<RealType T>
TMatrix2<T> Inverse(TMatrix2<T>& m1)
{
float _1_det = 1.0f / Determinant(m1);
float _1_det = 1.0f / Determinant(m1);
return TMatrix2<T>(m1(1, 1) * _1_det, m1(1, 0) * _1_det,
m1(0, 1) * _1_det, m1(0, 0) * _1_det);
return TMatrix2<T>( m1(1, 1) * _1_det, -m1(0, 1) * _1_det,
-m1(1, 0) * _1_det, m1(0, 0) * _1_det);
}
template<RealType T>
TMatrix2<T> Transpose(const TMatrix2<T>& m1)
{
return TMatrix2<T>(m1(0, 0), m1(1, 0),
m1(0, 1), m1(1, 1));
return TMatrix2<T>(m1(0, 0), m1(1, 0),
m1(0, 1), m1(1, 1));
}
template<RealType T>
bool IsIndentityMatrix(const TMatrix2<T>& m1, T threshold = P_FLT_INAC)
bool IsIdentityMatrix(const TMatrix2<T>& m1, T threshold = P_FLT_INAC)
{
return (abs(m1(0, 0) - (T)1.0) < P_FLT_INAC && abs(m1(0, 1) - (T)1.0) < P_FLT_INAC &&
abs(m1(1, 0) - (T)1.0) < P_FLT_INAC && abs(m1(1, 1) - (T)1.0) < P_FLT_INAC);
return (abs(m1(0, 0) - (T)1.0) < P_FLT_INAC && abs(m1(0, 1)) < P_FLT_INAC &&
abs(m1(1, 0)) < P_FLT_INAC && abs(m1(1, 1) - (T)1.0) < P_FLT_INAC);
}
} // Phanes::Core::Math