kc3-lang/kc3/libc3/window/sdl2/gl_point_3f.h

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• Hash : 2c520b97
  Author : Thomas de Grivel
  Date : 2024-01-07T20:30:58
  

  wip OpenGL 3.3

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• libc3/window/sdl2/gl_point_3f.h

• /* c3
   * Copyright 2022,2023 kmx.io <contact@kmx.io>
   *
   * Permission is hereby granted to use this software granted the above
   * copyright notice and this permission paragraph are included in all
   * copies and substantial portions of this software.
   *
   * THIS SOFTWARE IS PROVIDED "AS-IS" WITHOUT ANY GUARANTEE OF
   * PURPOSE AND PERFORMANCE. IN NO EVENT WHATSOEVER SHALL THE
   * AUTHOR BE CONSIDERED LIABLE FOR THE USE AND PERFORMANCE OF
   * THIS SOFTWARE.
   */
  #ifndef GL_POINT_3F_H
  #define GL_POINT_3F_H
  
  #include "types.h"
  
  /* Stack-allocation compatible functions. */
  s_gl_point_3f * gl_point_3f_init (s_gl_point_3f *p, f32 x, f32 y,
                                    f32 z);
  s_gl_point_3f * gl_point_3f_init_copy (s_gl_point_3f *p,
                                         const s_gl_point_3f *src);
  s_gl_point_3f * gl_point_3f_init_normalize (s_gl_point_3f *p,
                                              const s_gl_point_3f *src);
  s_gl_point_3f * gl_point_3f_init_product (s_gl_point_3f *p,
                                            const s_gl_matrix_4f *m,
                                            const s_gl_point_3f *s);
  s_gl_point_3f * gl_point_3f_init_zero (s_gl_point_3f *p);
  
  
  /* Heap-allocation functions, call gl_point_3f_delete after use. */
  void            gl_point_3f_delete (s_gl_point_3f *p);
  s_gl_point_3f * gl_point_3f_new (f32 x, f32 y, f32 z);
  s_gl_point_3f * gl_point_3f_new_copy (const s_gl_point_3f *src);
  s_gl_point_3f * gl_point_3f_new_product (const s_gl_matrix_4f *m,
                                           const s_gl_point_3f *s);
  s_gl_point_3f * gl_point_3f_new_zero (void);
  
  /* Operators. */
  void gl_point_3f_normalize (s_gl_point_3f *p);
  void gl_point_3f_transform (s_gl_point_3f *p,
                              const s_gl_matrix_4f *matrix);
  
  /* Observers. */
  f32 gl_point_3f_norm (const s_gl_point_3f *p);
  
  #endif /* GL_POINT_3F_H */
  

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