matrix.h

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/* $Id: matrix.h,v 1.3 1997/04/20 16:18:15 brianp Exp $ */
 
/*
 * Mesa 3-D graphics library
 * Version:  2.3
 * Copyright (C) 1995-1997  Brian Paul
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Library General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Library General Public License for more details.
 *
 * You should have received a copy of the GNU Library General Public
 * License along with this library; if not, write to the Free
 * Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 */
 
 
/*
 * $Log: matrix.h,v $
 * Revision 1.3  1997/04/20 16:18:15  brianp
 * added glOrtho and glFrustum API pointers
 *
 * Revision 1.2  1997/04/01 04:23:53  brianp
 * added gl_analyze_*_matrix() functions
 *
 * Revision 1.1  1996/09/13 01:38:16  brianp
 * Initial revision
 *
 */
 
 
#ifndef MATRIX_H
#define MATRIX_H
 
 
#include "types.h"
 
 
 
extern void gl_analyze_modelview_matrix( GLcontext *ctx );
 
extern void gl_analyze_projection_matrix( GLcontext *ctx );
 
extern void gl_analyze_texture_matrix( GLcontext *ctx );
 
 
 
extern void gl_rotation_matrix( GLfloat angle, GLfloat x, GLfloat y, GLfloat z,
                                GLfloat m[] );
 
 
 
extern void gl_Frustum( GLcontext *ctx,
                        GLdouble left, GLdouble right,
                        GLdouble bottom, GLdouble top,
                        GLdouble nearval, GLdouble farval );
 
extern void gl_Ortho( GLcontext *ctx,
                      GLdouble left, GLdouble right,
                      GLdouble bottom, GLdouble top,
                      GLdouble nearval, GLdouble farval );
 
extern void gl_PushMatrix( GLcontext *ctx );
 
extern void gl_PopMatrix( GLcontext *ctx );
 
extern void gl_LoadIdentity( GLcontext *ctx );
 
extern void gl_LoadMatrixf( GLcontext *ctx, const GLfloat *m );
 
extern void gl_MatrixMode( GLcontext *ctx, GLenum mode );
 
extern void gl_MultMatrixf( GLcontext *ctx, const GLfloat *m );
 
extern void gl_Viewport( GLcontext *ctx,
                         GLint x, GLint y, GLsizei width, GLsizei height );
 
extern void gl_Rotatef( GLcontext *ctx,
                        GLfloat angle, GLfloat x, GLfloat y, GLfloat z );
 
extern void gl_Scalef( GLcontext *ctx, GLfloat x, GLfloat y, GLfloat z );
 
extern void gl_Translatef( GLcontext *ctx, GLfloat x, GLfloat y, GLfloat z );
 
 
#endif