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1 /* ============================================================================
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2 * Freetype GL - A C OpenGL Freetype engine
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3 * Platform: Any
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4 * WWW: http://code.google.com/p/freetype-gl/
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5 * ----------------------------------------------------------------------------
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6 * Copyright 2011,2012 Nicolas P. Rougier. All rights reserved.
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7 *
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8 * Redistribution and use in source and binary forms, with or without
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9 * modification, are permitted provided that the following conditions are met:
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10 *
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11 * 1. Redistributions of source code must retain the above copyright notice,
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12 * this list of conditions and the following disclaimer.
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13 *
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14 * 2. Redistributions in binary form must reproduce the above copyright
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15 * notice, this list of conditions and the following disclaimer in the
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16 * documentation and/or other materials provided with the distribution.
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17 *
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18 * THIS SOFTWARE IS PROVIDED BY NICOLAS P. ROUGIER ''AS IS'' AND ANY EXPRESS OR
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19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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20 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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21 * EVENT SHALL NICOLAS P. ROUGIER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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22 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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28 *
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29 * The views and conclusions contained in the software and documentation are
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30 * those of the authors and should not be interpreted as representing official
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31 * policies, either expressed or implied, of Nicolas P. Rougier.
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32 * ============================================================================
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33 */
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34 #ifndef __MAT4_H__
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35 #define __MAT4_H__
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36
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37 #ifdef __cplusplus
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38 extern "C" {
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39 #endif
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40
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41
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42 /**
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43 *
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44 */
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45 typedef union
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46 {
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47 float data[16]; /**< All compoments at once */
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48 struct {
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49 float m00, m01, m02, m03;
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50 float m10, m11, m12, m13;
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51 float m20, m21, m22, m23;
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52 float m30, m31, m32, m33;
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53 };
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54 } mat4;
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55
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56
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57 mat4 *
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58 mat4_new( void );
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59
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60 void
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61 mat4_set_identity( mat4 *self );
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62
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63 void
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64 mat4_set_zero( mat4 *self );
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65
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66 void
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67 mat4_multiply( mat4 *self, mat4 *other );
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68
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69 void
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70 mat4_set_orthographic( mat4 *self,
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71 float left, float right,
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72 float bottom, float top,
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73 float znear, float zfar );
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74
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75 void
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76 mat4_set_perspective( mat4 *self,
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77 float fovy, float aspect,
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78 float zNear, float zFar);
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79
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80 void
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81 mat4_set_frustum( mat4 *self,
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82 float left, float right,
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83 float bottom, float top,
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84 float znear, float zfar );
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85
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86 void
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87 mat4_set_rotation( mat4 *self,
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88 float angle,
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89 float x, float y, float z);
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90
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91 void
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92 mat4_set_translation( mat4 *self,
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93 float x, float y, float z);
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94
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95 void
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96 mat4_set_scaling( mat4 *self,
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97 float x, float y, float z);
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98
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99 void
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100 mat4_rotate( mat4 *self,
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101 float angle,
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102 float x, float y, float z);
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103
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104 void
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105 mat4_translate( mat4 *self,
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106 float x, float y, float z);
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107
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108 void
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109 mat4_scale( mat4 *self,
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110 float x, float y, float z);
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111
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112
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113 #ifdef __cplusplus
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114 }
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115 #endif
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116
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117 #endif /* __MAT4_H__ */
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