src/mesa/main/matrix.h

   1 /* $Id: matrix.h,v 1.4 1999/11/12 18:10:47 brianp Exp $ */
   2
   3 /*
   4  * Mesa 3-D graphics library
   5  * Version:  3.3
   6  *
   7  * Copyright (C) 1999  Brian Paul   All Rights Reserved.
   8  *
   9  * Permission is hereby granted, free of charge, to any person obtaining a
  10  * copy of this software and associated documentation files (the "Software"),
  11  * to deal in the Software without restriction, including without limitation
  12  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  13  * and/or sell copies of the Software, and to permit persons to whom the
  14  * Software is furnished to do so, subject to the following conditions:
  15  *
  16  * The above copyright notice and this permission notice shall be included
  17  * in all copies or substantial portions of the Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  20  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  23  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  24  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  */
  26
  27
  28 #ifndef MATRIX_H
  29 #define MATRIX_H
  30
  31
  32 #include "types.h"
  33 #include "config.h"
  34
  35
  36 typedef struct {
  37    GLfloat m[16];
  38    GLfloat *inv;                /* optional */
  39    GLuint flags;
  40    GLuint type;
  41 } GLmatrix;
  42
  43
  44 #ifdef VMS
  45 #define gl_calculate_model_project_matrix gl_calculate_model_project_matr
  46 #endif
  47
  48
  49 extern void gl_rotation_matrix( GLfloat angle, GLfloat x, GLfloat y, GLfloat z,
  50                                 GLfloat m[] );
  51
  52
  53 extern void gl_mat_mul_floats( GLmatrix *mat, const GLfloat *m, GLuint flags );
  54
  55 extern void gl_mat_mul_mat( GLmatrix *mat, const GLmatrix *mat2 );
  56
  57 extern void gl_calculate_model_project_matrix( GLcontext *ctx );
  58
  59 extern void gl_matrix_ctr( GLmatrix *m );
  60
  61 extern void gl_matrix_dtr( GLmatrix *m );
  62
  63 extern void gl_matrix_alloc_inv( GLmatrix *m );
  64
  65 extern void gl_matrix_copy( GLmatrix *to, const GLmatrix *from );
  66
  67 extern void gl_matrix_mul( GLmatrix *dest,
  68                            const GLmatrix *a,
  69                            const GLmatrix *b );
  70
  71 extern void gl_matrix_analyze( GLmatrix *mat );
  72
  73 extern GLboolean gl_matrix_invert( GLmatrix *mat );
  74
  75 extern void gl_print_matrix( const GLmatrix *m );
  76
  77
  78
  79 extern void
  80 _mesa_Frustum( GLdouble left, GLdouble right,
  81                GLdouble bottom, GLdouble top,
  82                GLdouble nearval, GLdouble farval );
  83
  84 extern void
  85 _mesa_Ortho( GLdouble left, GLdouble right,
  86              GLdouble bottom, GLdouble top,
  87              GLdouble nearval, GLdouble farval );
  88
  89 extern void
  90 _mesa_PushMatrix( void );
  91
  92 extern void
  93 _mesa_PopMatrix( void );
  94
  95 extern void
  96 _mesa_LoadIdentity( void );
  97
  98 extern void
  99 _mesa_LoadMatrixf( const GLfloat *m );
 100
 101 extern void
 102 _mesa_LoadMatrixd( const GLdouble *m );
 103
 104 extern void
 105 _mesa_MatrixMode( GLenum mode );
 106
 107 extern void
 108 _mesa_MultMatrixf( const GLfloat *m );
 109
 110 extern void
 111 _mesa_MultMatrixd( const GLdouble *m );
 112
 113 extern void
 114 _mesa_Rotatef( GLfloat angle, GLfloat x, GLfloat y, GLfloat z );
 115
 116 extern void
 117 _mesa_Rotated( GLdouble angle, GLdouble x, GLdouble y, GLdouble z );
 118
 119 extern void
 120 _mesa_Scalef( GLfloat x, GLfloat y, GLfloat z );
 121
 122 extern void
 123 _mesa_Scaled( GLdouble x, GLdouble y, GLdouble z );
 124
 125 extern void
 126 _mesa_Translatef( GLfloat x, GLfloat y, GLfloat z );
 127
 128 extern void
 129 _mesa_Translated( GLdouble x, GLdouble y, GLdouble z );
 130
 131 extern void
 132 _mesa_Viewport( GLint x, GLint y, GLsizei width, GLsizei height );
 133
 134 extern void
 135 gl_Viewport( GLcontext *ctx, GLint x, GLint y, GLsizei width, GLsizei height );
 136
 137 extern void
 138 _mesa_DepthRange( GLclampd nearval, GLclampd farval );
 139
 140
 141
 142 #endif