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/* Id: config.h,v 1.2 1999/02/26 08:52:31 martin Exp $ */
/*
* Mesa 3-D graphics library
* Version: 3.1
*
* Copyright (C) 1999 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
/*
* Log: config.h,v $
* Revision 1.2 1999/02/26 08:52:31 martin
* Updated Mesa to the official version checked into the Mesa cvs archive
* Cleaned up the XMesa interface
* Fixed support for standalone Mesa
* Removed several unused files in the lib/GL/mesa/src subdirectory
* Moved glcore.h back to include/GL/internal/glcore.h
*
* Revision 3.9 1999/02/14 03:46:34 brianp
* new copyright
*
* Revision 3.8 1999/02/06 06:10:00 brianp
* minor changes for D3D depth buffering
*
* Revision 3.7 1998/11/08 22:38:03 brianp
* DEPTH_BITS clean-up
*
* Revision 3.6 1998/10/31 17:06:15 brianp
* variety of multi-texture changes
*
* Revision 3.5 1998/09/16 02:25:53 brianp
* removed some Amiga-specific stuff
*
* Revision 3.4 1998/06/22 03:16:15 brianp
* added VB_MAX define and MITS test
*
* Revision 3.3 1998/06/07 22:18:52 brianp
* implemented GL_EXT_multitexture extension
*
* Revision 3.2 1998/06/02 23:51:04 brianp
* added CHAN_BITS and GLchan type (for the future)
*
* Revision 3.1 1998/02/20 04:53:37 brianp
* implemented GL_SGIS_multitexture
*
* Revision 3.0 1998/01/31 20:48:53 brianp
* initial rev
*
*/
/*
* Tunable configuration parameters.
*/
#ifndef CONFIG_H
#define CONFIG_H
/*
*
* OpenGL implementation limits
*
*/
/* Maximum modelview matrix stack depth: */
#define MAX_MODELVIEW_STACK_DEPTH 32
/* Maximum projection matrix stack depth: */
#define MAX_PROJECTION_STACK_DEPTH 32
/* Maximum texture matrix stack depth: */
#define MAX_TEXTURE_STACK_DEPTH 10
/* Maximum attribute stack depth: */
#define MAX_ATTRIB_STACK_DEPTH 16
/* Maximum client attribute stack depth: */
#define MAX_CLIENT_ATTRIB_STACK_DEPTH 16
/* Maximum recursion depth of display list calls: */
#define MAX_LIST_NESTING 64
/* Maximum number of lights: */
#define MAX_LIGHTS 8
/* Maximum user-defined clipping planes: */
#define MAX_CLIP_PLANES 6
/* Maximum pixel map lookup table size: */
#define MAX_PIXEL_MAP_TABLE 256
/* Number of auxillary color buffers: */
#define NUM_AUX_BUFFERS 0
/* Maximum order (degree) of curves: */
#ifdef AMIGA
# define MAX_EVAL_ORDER 12
#else
# define MAX_EVAL_ORDER 30
#endif
/* Maximum Name stack depth */
#define MAX_NAME_STACK_DEPTH 64
/* Min and Max point sizes and granularity */
#define MIN_POINT_SIZE 1.0
#define MAX_POINT_SIZE 10.0
#define POINT_SIZE_GRANULARITY 0.1
/* Min and Max line widths and granularity */
#define MIN_LINE_WIDTH 1.0
#define MAX_LINE_WIDTH 10.0
#define LINE_WIDTH_GRANULARITY 1.0
/* Max texture palette size */
#define MAX_TEXTURE_PALETTE_SIZE 256
/* Number of texture levels */
#define MAX_TEXTURE_LEVELS 12
/* Number of texture units - GL_ARB_multitexture */
#define MAX_TEXTURE_UNITS 2
/* Maximum viewport size: */
#define MAX_WIDTH 1600
#define MAX_HEIGHT 1200
/*
*
* Mesa-specific parameters
*
*/
/*
* Bits per accumulation buffer color component: 8 or 16
*/
#define ACCUM_BITS 16
#ifdef MESAD3D
/* Mesa / Direct3D driver only */
extern float g_DepthScale, g_MaxDepth;
# define DEPTH_BITS 32
# define DEPTH_SCALE g_DepthScale
# define MAX_DEPTH g_MaxDepth
#else
/*
* Bits per depth buffer value: 16 or 32
*/
# define DEPTH_BITS 16
# if DEPTH_BITS==16
# define MAX_DEPTH 0xffff
# define DEPTH_SCALE 65535.0F
# elif DEPTH_BITS==32
# define MAX_DEPTH 0x3fffffff
# define DEPTH_SCALE ((GLfloat) MAX_DEPTH)
# else
# error "illegal number of depth bits"
# endif
#endif
/*
* Bits per stencil value: 8
*/
#define STENCIL_BITS 8
/*
* Bits per color channel (must be 8 at this time!)
*/
#define CHAN_BITS 8
/*
* Color channel component order
* (changes will almost certainly cause problems at this time)
*/
#define RCOMP 0
#define GCOMP 1
#define BCOMP 2
#define ACOMP 3
/*
* Vertex buffer size. Must be a multiple of 12.
*/
#if defined(FX) && !defined(MITS)
# define VB_MAX 72 /* better performance */
#else
# define VB_MAX 480
#endif
/*
*
* For X11 driver only:
*
*/
/*
* When defined, use 6x6x6 dithering instead of 5x9x5.
* 5x9x5 better for general colors, 6x6x6 better for grayscale.
*/
/*#define DITHER666*/
#endif
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