public static FMat2 Transpose(FMat2 m)
{
return(new FMat2
(
new FVec2(m.x.x, m.y.x),
new FVec2(m.x.y, m.y.y)
));
}
public static FMat2 Invert(FMat2 m)
{
Fix64 determinant = Fix64.One / (m.x.x * m.y.y - m.x.y * m.y.x);
FMat2 result;
result.x.x = m.y.y * determinant;
result.x.y = -m.x.y * determinant;
result.y.x = -m.y.x * determinant;
result.y.y = m.x.x * determinant;
return(result);
}
public void NonhomogeneousInverse()
{
FMat2 m3 = this;
m3.Invert();
this.x = m3.x;
this.y = m3.y;
FVec3 v = m3 * this.z;
this.z.x = -v.x;
this.z.y = -v.y;
}
public static FMat3 NonhomogeneousInverse(FMat3 m)
{
FMat2 m2 = m;
m2.Invert();
FMat3 o = m2;
FVec3 v = m2 * m.z;
o.z.x = -v.x;
o.z.y = -v.y;
return(o);
}
