77 lines
2.7 KiB
C
77 lines
2.7 KiB
C
/*******************************************************************************/
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/* COS2000 - Compatible Operating System - LGPL v3 - Hordé Nicolas */
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/* */
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#ifndef MATRIX
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# define MATRIX
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typedef struct vector4{
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union {
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struct {
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float x;
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float y;
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float z;
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float w;
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};
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float v[4];
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};
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} vector4 __attribute__ ((packed));
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typedef struct matrix44{
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union {
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struct {
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vector4 V[4];
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};
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float v[16];
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};
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} matrix44 __attribute__ ((packed));
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void vector4_show(vector4 src);
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void vector4_create(float x, float y, float z, float w, vector4 *dst);
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void vector4_copy(vector4 src, vector4 *dst);
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void vector4_add(vector4 v1, vector4 v2, vector4 *dst);
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void vector4_sub(vector4 v1, vector4 v2, vector4 *dst);
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void vector4_scale(vector4 *dst, float factor);
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void vector4_crossproduct(vector4 v1, vector4 v2, vector4 *dst);
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void vector4_normalize(vector4 *dst);
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void vector4_divide(vector4 *v1, vector4 v2, vector4 *dst);
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void vector4_perpendicular(vector4 v1, vector4 v2, vector4 *dst);
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void vector4_rotate_x(vector4 *dst, float angle);
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void vector4_rotate_y(vector4 *dst, float angle);
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void vector4_rotate_z(vector4 *dst, float angle);
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float vector4_len(vector4 src);
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float vector4_dotproduct(vector4 v1, vector4 v2);
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float vector4_norm(vector4 src);
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float vector4_distance(vector4 v1, vector4 v2);
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int vector4_isequals(vector4 v1, vector4 v2);
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void vector4_planenormal(vector4 v1, vector4 v2, vector4 v3, vector4 *dst);
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void matrix44_homogen(matrix44 *matrix);
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void matrix44_empty(matrix44 *matrix);
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void matrix44_scaling(vector4 v, matrix44 *dst);
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void matrix44_translation(vector4 v, matrix44 *dst);
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void matrix44_scale(matrix44 *dst, float factor);
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void matrix44_scale_translation(vector4 scale, vector4 translation, matrix44 *dst);
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void matrix44_rotation_x(float angle, matrix44 *dst);
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void matrix44_rotation_y(float angle, matrix44 *dst);
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void matrix44_rotation_z(float angle, matrix44 *dst);
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void matrix44_rotation(vector4 axis, float angle, matrix44 *dst);
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void matrix44_multiply(matrix44 *m1, matrix44 *m2, matrix44 *dst);
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void matrix44_transform(matrix44 *matrix, vector4 *dst);
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float matrix44_determinant(matrix44 *matrix);
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float todeterminant(float a1, float a2, float a3, float b1, float b2, float b3, float c1, float c2, float c3);
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void matrix44_adjoint(matrix44 *matrix);
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void matrix44_show(matrix44 *matrix);
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void matrix44_invert(matrix44 *matrix);
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void matrix44_transpose(matrix44 *matrix);
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void matrix44_lookat(vector4 eye, vector4 dst, vector4 up, matrix44 *matrix);
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int matrix44_isequals(matrix44 *m1, matrix44 *m2);
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float *toarray(matrix44 *m);
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#endif
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