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/* $Id: config.h,v 1.40 2002/06/15 03:03:07 brianp Exp $ */
/*
* Mesa 3-D graphics library
* Version: 4.1
*
* Copyright (C) 1999-2002 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.
*/
/*
* Tunable configuration parameters.
*/
#ifndef CONFIG_H
#define CONFIG_H
#ifdef HAVE_CONFIG_H
#include "conf.h"
#endif
/*
* 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 color matrix stack depth: */
#define MAX_COLOR_STACK_DEPTH 4
/* Vertex program matrix stacks: */
#define MAX_PROGRAM_MATRICES 8
#define MAX_PROGRAM_STACK_DEPTH 4
/* 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 20.0
#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 0.1
/* Max texture palette / color table size */
#define MAX_COLOR_TABLE_SIZE 256
/* Number of 1D/2D texture mipmap levels */
#define MAX_TEXTURE_LEVELS 12
/* Number of 3D texture mipmap levels */
#define MAX_3D_TEXTURE_LEVELS 8
/* Number of cube texture mipmap levels - GL_ARB_texture_cube_map */
#define MAX_CUBE_TEXTURE_LEVELS 12
/* Maximum rectangular texture size - GL_NV_texture_rectangle */
#define MAX_TEXTURE_RECT_SIZE 2048
/* Number of texture units - GL_ARB_multitexture */
#define MAX_TEXTURE_UNITS 8
/* Maximum viewport/image size: */
#define MAX_WIDTH 2048
#define MAX_HEIGHT 2048
/* Maxmimum size for CVA. May be overridden by the drivers. */
#define MAX_ARRAY_LOCK_SIZE 3000
/* Subpixel precision for antialiasing, window coordinate snapping */
#define SUB_PIXEL_BITS 4
/* Size of histogram tables */
#define HISTOGRAM_TABLE_SIZE 256
/* Max convolution filter sizes */
#define MAX_CONVOLUTION_WIDTH 9
#define MAX_CONVOLUTION_HEIGHT 9
/* GL_ARB_texture_compression */
#define MAX_COMPRESSED_TEXTURE_FORMATS 25
/* GL_EXT_texture_filter_anisotropic */
#define MAX_TEXTURE_MAX_ANISOTROPY 16.0
/* GL_EXT_texture_lod_bias */
#define MAX_TEXTURE_LOD_BIAS 4.0
/*
* Mesa-specific parameters
*/
/*
* Bits per accumulation buffer color component: 8, 16 or 32
*/
#define ACCUM_BITS 32
/*
* Bits per depth buffer value. Any reasonable value up to 31 will
* work. 32 doesn't work because of integer overflow problems in the
* rasterizer code.
*/
#ifndef DEFAULT_SOFTWARE_DEPTH_BITS
#define DEFAULT_SOFTWARE_DEPTH_BITS 16
#endif
#if DEFAULT_SOFTWARE_DEPTH_BITS <= 16
#define DEFAULT_SOFTWARE_DEPTH_TYPE GLushort
#else
#define DEFAULT_SOFTWARE_DEPTH_TYPE GLuint
#endif
/*
* Bits per stencil value: 8
*/
#define STENCIL_BITS 8
/*
* Bits per color channel: 8, 16 or 32
*/
#ifndef CHAN_BITS
#define CHAN_BITS 8
#endif
/*
* 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
#endif /* CONFIG_H */
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