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Unfinished Work

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josh
2024-03-23 16:20:57 -04:00
parent f6abe5c430
commit de108630b6
22 changed files with 374 additions and 27 deletions
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18
include/J3ML/LinearAlgebra/Matrix4x4.h
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@@ -232,12 +232,16 @@ namespace J3ML::LinearAlgebra {
Matrix4x4 operator *(float scalar) const;
Matrix4x4 operator /(float scalar) const;
Vector4 operator[](int row) const;
Vector2 operator * (const Vector2& rhs) const;
Vector3 operator * (const Vector3& rhs) const;
Vector4 operator * (const Vector4& rhs) const;
Vector2 Mul(const Vector2& rhs) const;
Vector3 Mul(const Vector3& rhs) const;
Vector4 Mul(const Vector4& rhs) const;
Matrix4x4 operator * (const Matrix3x3 &rhs) const;
Matrix4x4 operator +() const;
@@ -248,8 +252,18 @@ namespace J3ML::LinearAlgebra {
Matrix4x4 &operator = (const Quaternion& rhs);
Matrix4x4 &operator = (const Matrix4x4& rhs) = default;
void IsColOrthogonal();
Vector3 ExtractScale() const;
bool HasUniformScale(float epsilon = 1e-3f) const;
bool IsColOrthogonal3(float epsilon = 1e-3f) const;
bool IsRowOrthogonal3(float epsilon = 1e-3f) const;
bool IsColOrthogonal(float epsilon = 1e-3f) const;
bool IsRowOrthogonal(float epsilon = 1e-3f) const;
/// Returns true if this matrix is seen to contain a "projective" part,
/// i.e. whether the last row of this matrix differs from [0 0 0 1]
bool ContainsProjection(float epsilon = 1e-3f) const;
protected:
float elems[4][4];