| 1 | /* $Id: matrix.h,v 1.1 2000-02-29 00:48:33 sandervl Exp $ */
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| 2 |
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| 3 | /*
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| 4 | * Mesa 3-D graphics library
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| 5 | * Version: 3.1
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| 6 | *
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| 7 | * Copyright (C) 1999 Brian Paul All Rights Reserved.
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| 8 | *
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| 9 | * Permission is hereby granted, free of charge, to any person obtaining a
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| 10 | * copy of this software and associated documentation files (the "Software"),
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| 11 | * to deal in the Software without restriction, including without limitation
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| 12 | * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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| 13 | * and/or sell copies of the Software, and to permit persons to whom the
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| 14 | * Software is furnished to do so, subject to the following conditions:
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| 15 | *
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| 16 | * The above copyright notice and this permission notice shall be included
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| 17 | * in all copies or substantial portions of the Software.
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| 18 | *
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| 19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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| 20 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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| 21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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| 22 | * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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| 23 | * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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| 24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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| 25 | */
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| 26 |
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| 27 |
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| 28 |
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| 29 |
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| 30 |
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| 31 | #ifndef MATRIX_H
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| 32 | #define MATRIX_H
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| 33 |
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| 34 |
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| 35 | #include "gl.h"
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| 36 | #include "config.h"
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| 37 |
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| 38 | typedef struct {
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| 39 | GLfloat m[16];
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| 40 | GLfloat *inv; /* optional */
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| 41 | GLuint flags;
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| 42 | GLuint type;
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| 43 | } GLmatrix;
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| 44 |
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| 45 | #ifdef VMS
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| 46 | #define gl_calculate_model_project_matrix gl_calculate_model_project_matr
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| 47 | #endif
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| 48 |
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| 49 |
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| 50 | extern void gl_rotation_matrix( GLfloat angle, GLfloat x, GLfloat y, GLfloat z,
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| 51 | GLfloat m[] );
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| 52 |
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| 53 |
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| 54 |
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| 55 | extern void gl_Frustum( GLcontext *ctx,
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| 56 | GLdouble left, GLdouble right,
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| 57 | GLdouble bottom, GLdouble top,
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| 58 | GLdouble nearval, GLdouble farval );
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| 59 |
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| 60 | extern void gl_Ortho( GLcontext *ctx,
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| 61 | GLdouble left, GLdouble right,
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| 62 | GLdouble bottom, GLdouble top,
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| 63 | GLdouble nearval, GLdouble farval );
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| 64 |
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| 65 | extern void gl_PushMatrix( GLcontext *ctx );
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| 66 |
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| 67 | extern void gl_PopMatrix( GLcontext *ctx );
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| 68 |
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| 69 | extern void gl_LoadIdentity( GLcontext *ctx );
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| 70 |
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| 71 | extern void gl_LoadMatrixf( GLcontext *ctx, const GLfloat *m );
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| 72 |
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| 73 | extern void gl_MatrixMode( GLcontext *ctx, GLenum mode );
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| 74 |
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| 75 | extern void gl_MultMatrixf( GLcontext *ctx, const GLfloat *m );
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| 76 |
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| 77 | extern void gl_mat_mul_floats( GLmatrix *mat, const GLfloat *m, GLuint flags );
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| 78 | extern void gl_mat_mul_mat( GLmatrix *mat, const GLmatrix *mat2 );
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| 79 |
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| 80 | extern void gl_Rotatef( GLcontext *ctx,
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| 81 | GLfloat angle, GLfloat x, GLfloat y, GLfloat z );
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| 82 |
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| 83 | extern void gl_Scalef( GLcontext *ctx, GLfloat x, GLfloat y, GLfloat z );
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| 84 |
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| 85 | extern void gl_Translatef( GLcontext *ctx, GLfloat x, GLfloat y, GLfloat z );
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| 86 |
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| 87 | extern void gl_Viewport( GLcontext *ctx,
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| 88 | GLint x, GLint y, GLsizei width, GLsizei height );
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| 89 |
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| 90 | extern void gl_DepthRange( GLcontext* ctx, GLclampd nearval, GLclampd farval );
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| 91 |
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| 92 |
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| 93 |
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| 94 |
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| 95 |
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| 96 | extern void gl_calculate_model_project_matrix( GLcontext *ctx );
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| 97 |
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| 98 |
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| 99 | extern void gl_matrix_ctr( GLmatrix *m );
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| 100 |
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| 101 | extern void gl_matrix_dtr( GLmatrix *m );
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| 102 |
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| 103 | extern void gl_matrix_alloc_inv( GLmatrix *m );
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| 104 |
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| 105 | extern void gl_matrix_copy( GLmatrix *to, const GLmatrix *from );
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| 106 |
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| 107 | extern void gl_matrix_mul( GLmatrix *dest,
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| 108 | const GLmatrix *a,
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| 109 | const GLmatrix *b );
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| 110 |
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| 111 | extern void gl_matrix_analyze( GLmatrix *mat );
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| 112 |
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| 113 |
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| 114 | extern void gl_MultMatrixd( GLcontext *ctx, const GLdouble *m );
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| 115 | extern GLboolean gl_matrix_invert( GLmatrix *mat );
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| 116 | extern void gl_print_matrix( const GLmatrix *m );
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| 117 |
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| 118 |
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| 119 | #endif
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