191 lines
4.5 KiB
C
191 lines
4.5 KiB
C
/* $Id: config.h,v 1.34 2001/07/16 15:54:23 brianp Exp $ */
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/*
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* Mesa 3-D graphics library
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* Version: 3.5
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*
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* Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/*
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* Tunable configuration parameters.
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*/
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#ifndef CONFIG_H
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#define CONFIG_H
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#ifdef HAVE_CONFIG_H
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#include "conf.h"
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#endif
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/*
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* OpenGL implementation limits
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*/
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/* Maximum modelview matrix stack depth: */
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#define MAX_MODELVIEW_STACK_DEPTH 32
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/* Maximum projection matrix stack depth: */
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#define MAX_PROJECTION_STACK_DEPTH 32
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/* Maximum texture matrix stack depth: */
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#define MAX_TEXTURE_STACK_DEPTH 10
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/* Maximum color matrix stack depth: */
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#define MAX_COLOR_STACK_DEPTH 4
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/* Maximum attribute stack depth: */
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#define MAX_ATTRIB_STACK_DEPTH 16
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/* Maximum client attribute stack depth: */
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#define MAX_CLIENT_ATTRIB_STACK_DEPTH 16
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/* Maximum recursion depth of display list calls: */
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#define MAX_LIST_NESTING 64
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/* Maximum number of lights: */
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#define MAX_LIGHTS 8
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/* Maximum user-defined clipping planes: */
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#define MAX_CLIP_PLANES 6
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/* Maximum pixel map lookup table size: */
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#define MAX_PIXEL_MAP_TABLE 256
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/* Number of auxillary color buffers: */
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#define NUM_AUX_BUFFERS 0
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/* Maximum order (degree) of curves: */
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#ifdef AMIGA
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# define MAX_EVAL_ORDER 12
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#else
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# define MAX_EVAL_ORDER 30
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#endif
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/* Maximum Name stack depth */
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#define MAX_NAME_STACK_DEPTH 64
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/* Min and Max point sizes and granularity */
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#define MIN_POINT_SIZE 1.0
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#define MAX_POINT_SIZE 10.0
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#define POINT_SIZE_GRANULARITY 0.1
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/* Min and Max line widths and granularity */
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#define MIN_LINE_WIDTH 1.0
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#define MAX_LINE_WIDTH 10.0
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#define LINE_WIDTH_GRANULARITY 0.1
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/* Max texture palette / color table size */
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#define MAX_COLOR_TABLE_SIZE 256
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/* Number of 1D/2D texture mipmap levels */
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#define MAX_TEXTURE_LEVELS 12
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/* Number of 3D texture mipmap levels */
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#define MAX_3D_TEXTURE_LEVELS 8
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/* Number of cube texture mipmap levels */
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#define MAX_CUBE_TEXTURE_LEVELS 12
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/* Number of texture units - GL_ARB_multitexture */
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#define MAX_TEXTURE_UNITS 8
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/* Maximum viewport/image size: */
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#define MAX_WIDTH 2048
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#define MAX_HEIGHT 2048
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/* Maxmimum size for CVA. May be overridden by the drivers. */
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#define MAX_ARRAY_LOCK_SIZE 3000
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/* Subpixel precision for antialiasing, window coordinate snapping */
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#define SUB_PIXEL_BITS 4
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/* Size of histogram tables */
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#define HISTOGRAM_TABLE_SIZE 256
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/* Max convolution filter sizes */
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#define MAX_CONVOLUTION_WIDTH 9
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#define MAX_CONVOLUTION_HEIGHT 9
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/* GL_ARB_texture_compression */
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#define MAX_COMPRESSED_TEXTURE_FORMATS 25
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/* GL_EXT_texture_filter_anisotropic */
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#define MAX_TEXTURE_MAX_ANISOTROPY 16.0
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/*
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* Mesa-specific parameters
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*/
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/*
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* Bits per accumulation buffer color component: 8, 16 or 32
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*/
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#define ACCUM_BITS 16
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/*
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* Bits per depth buffer value. Any reasonable value up to 31 will
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* work. 32 doesn't work because of integer overflow problems in the
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* rasterizer code.
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*/
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#ifndef DEFAULT_SOFTWARE_DEPTH_BITS
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#define DEFAULT_SOFTWARE_DEPTH_BITS 16
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#endif
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#if DEFAULT_SOFTWARE_DEPTH_BITS <= 16
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#define DEFAULT_SOFTWARE_DEPTH_TYPE GLushort
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#else
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#define DEFAULT_SOFTWARE_DEPTH_TYPE GLuint
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#endif
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/*
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* Bits per stencil value: 8
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*/
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#define STENCIL_BITS 8
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/*
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* Bits per color channel (must be 8 at this time!)
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*/
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#ifndef CHAN_BITS
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#define CHAN_BITS 8
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#endif
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/*
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* Color channel component order
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* (changes will almost certainly cause problems at this time)
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*/
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#define RCOMP 0
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#define GCOMP 1
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#define BCOMP 2
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#define ACOMP 3
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#endif /* CONFIG_H */
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