64 lines
1.5 KiB
C++
64 lines
1.5 KiB
C++
/* Freetype GL - A C OpenGL Freetype engine
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*
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* Distributed under the OSI-approved BSD 2-Clause License. See accompanying
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* file `LICENSE` for more details.
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*/
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#ifndef __MAT4_H__
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#define __MAT4_H__
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#ifdef __cplusplus
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extern "C" {
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namespace ftgl
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{
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#endif
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/**
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*
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*/
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typedef union {
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float data[16]; /**< All compoments at once */
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struct
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{
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float m00, m01, m02, m03;
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float m10, m11, m12, m13;
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float m20, m21, m22, m23;
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float m30, m31, m32, m33;
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};
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} mat4;
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mat4 *mat4_new(void);
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void mat4_set_identity(mat4 *self);
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void mat4_set_zero(mat4 *self);
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void mat4_multiply(mat4 *self, mat4 *other);
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void mat4_set_orthographic(mat4 *self, float left, float right, float bottom,
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float top, float znear, float zfar);
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void mat4_set_perspective(mat4 *self, float fovy, float aspect, float zNear,
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float zFar);
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void mat4_set_frustum(mat4 *self, float left, float right, float bottom,
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float top, float znear, float zfar);
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void mat4_set_rotation(mat4 *self, float angle, float x, float y, float z);
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void mat4_set_translation(mat4 *self, float x, float y, float z);
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void mat4_set_scaling(mat4 *self, float x, float y, float z);
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void mat4_rotate(mat4 *self, float angle, float x, float y, float z);
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void mat4_translate(mat4 *self, float x, float y, float z);
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void mat4_scale(mat4 *self, float x, float y, float z);
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#ifdef __cplusplus
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}
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}
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#endif
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#endif /* __MAT4_H__ */
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