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Matrix.h
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20 
21 #ifndef MATRIX_H
22 #define MATRIX_H
23 
24 #include "VectorTypes.h"
25 
26 namespace MaliSDK
27 {
31  class Matrix
32  {
33  private:
38  float elements[16];
39 
47  static Matrix multiply(Matrix *left, Matrix *right);
48  public:
53  float* getAsArray(void);
54 
58  Matrix(void);
59 
65  float& operator[] (unsigned element);
66 
72  Matrix operator* (Matrix right);
73 
77  Matrix& operator=(const Matrix &another);
78 
83  Matrix(const float* array);
84 
91 
98  static Vec4f vertexTransform(Vec4f *vector, Matrix *matrix);
99 
106  static Vec3f vertexTransform(Vec3f *vector, Matrix *matrix);
107 
112  static void matrixTranspose(Matrix *matrix);
113 
114 
120  static Matrix createRotationX(float angle);
121 
127  static Matrix createRotationY(float angle);
128 
134  static Matrix createRotationZ(float angle);
135 
143  static Matrix createTranslation(float x, float y, float z);
144 
152  static Matrix createScaling(float x, float y, float z);
153 
157  void print(void);
158 
168  static Matrix matrixPerspective(float FOV, float ratio, float zNear, float zFar);
169 
177  static Matrix matrixCameraLookAt(Vec3f eye, Vec3f center, Vec3f up);
178 
191  static Matrix matrixOrthographic(float left, float right, float bottom, float top, float zNear, float zFar);
192 
198  static Matrix matrixInvert(Matrix *matrix);
199 
205  static float matrixDeterminant(float *matrix);
206 
212  static float matrixDeterminant(Matrix *matrix);
213 
220  static Matrix matrixScale(Matrix *matrix, float scale);
221  };
222 }
223 #endif /* MATRIX_H */
void print(void)
Print the matrix.
Definition: Matrix.cpp:614
float & operator[](unsigned element)
Array operator for accessing the elements of the matrix.
Definition: Matrix.cpp:53
Matrix operator*(Matrix right)
Multiply operator to post multiply a matrix by another.
Definition: Matrix.cpp:63
Vector types.
static Matrix identityMatrix
The identity matrix.
Definition: Matrix.h:90
Functions for manipulating matrices.
Definition: Matrix.h:31
Matrix(void)
Default constructor.
Definition: Matrix.cpp:49
static Matrix matrixInvert(Matrix *matrix)
Get the inverse of a matrix.
Definition: Matrix.cpp:155
static Matrix createTranslation(float x, float y, float z)
Create and return a translation matrix.
Definition: Matrix.cpp:414
static Matrix matrixOrthographic(float left, float right, float bottom, float top, float zNear, float zFar)
Create and return an orthographic projection matrix.
Definition: Matrix.cpp:483
static Matrix createScaling(float x, float y, float z)
Create and return a scaling matrix.
Definition: Matrix.cpp:403
static Matrix matrixPerspective(float FOV, float ratio, float zNear, float zFar)
Create and return a perspective projection matrix.
Definition: Matrix.cpp:425
float angle
Definition: Native.cpp:158
float * getAsArray(void)
Get the matrix elements as a column major order array.
Definition: Matrix.cpp:78
A 3D floating point vector.
Definition: VectorTypes.h:83
static Matrix matrixCameraLookAt(Vec3f eye, Vec3f center, Vec3f up)
Create and return a camera matrix.
Definition: Matrix.cpp:441
static Vec4f vertexTransform(Vec4f *vector, Matrix *matrix)
Transform a 4D vertex by a matrix.
Definition: Matrix.cpp:559
Matrix scale
Definition: RotoZoom.cpp:64
static Matrix createRotationY(float angle)
Create and return a rotation matrix around the y-axis matrix.
Definition: Matrix.cpp:511
static Matrix createRotationZ(float angle)
Create and return a rotation matrix around the z-axis matrix.
Definition: Matrix.cpp:523
static float matrixDeterminant(float *matrix)
Calculate determinant of supplied 3x3 matrix.
Definition: Matrix.cpp:83
static void matrixTranspose(Matrix *matrix)
Transpose a matrix in-place.
Definition: Matrix.cpp:374
GLint GLint GLint GLint GLint x
Definition: gl2ext.h:574
static Matrix multiply(Matrix *left, Matrix *right)
Multiply 2 matrices to return a third.
Definition: Matrix.cpp:535
Matrix & operator=(const Matrix &another)
Overloading assingment operater to do deep copy of the Matrix elements.
Definition: Matrix.cpp:68
GLint left
Definition: gl2ext.h:2704
float elements[16]
A 16 element floating point array used to represent a 4x4 matrix.
Definition: Matrix.h:38
A 4D floating point vector.
Definition: VectorTypes.h:127
static Matrix createRotationX(float angle)
Create and return a rotation matrix around the x-axis matrix.
Definition: Matrix.cpp:499
GLint y
Definition: gl2ext.h:179
static Matrix matrixScale(Matrix *matrix, float scale)
Scale each element in a matrix by a constant.
Definition: Matrix.cpp:362
GLint GLint bottom
Definition: gl2ext.h:2704