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Diffstat (limited to 'mesalib/src/mesa/main/config.h')
| -rw-r--r-- | mesalib/src/mesa/main/config.h | 323 |
1 files changed, 323 insertions, 0 deletions
diff --git a/mesalib/src/mesa/main/config.h b/mesalib/src/mesa/main/config.h new file mode 100644 index 000000000..8a09efdb5 --- /dev/null +++ b/mesalib/src/mesa/main/config.h @@ -0,0 +1,323 @@ +/* + * Mesa 3-D graphics library + * Version: 7.5 + * + * Copyright (C) 1999-2007 Brian Paul All Rights Reserved. + * Copyright (C) 2008 VMware, Inc. 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. + */ + +/** + * \file config.h + * Tunable configuration parameters. + */ + +#ifndef MESA_CONFIG_H_INCLUDED +#define MESA_CONFIG_H_INCLUDED + + +/** + * \name 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 + +/** 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 + +/** Maximum number of auxillary color buffers */ +#define MAX_AUX_BUFFERS 1 + +/** 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 + +/** Minimum point size */ +#define MIN_POINT_SIZE 1.0 +/** Maximum point size */ +#define MAX_POINT_SIZE 60.0 +/** Point size granularity */ +#define POINT_SIZE_GRANULARITY 0.1 + +/** Minimum line width */ +#define MIN_LINE_WIDTH 1.0 +/** Maximum line width */ +#define MAX_LINE_WIDTH 10.0 +/** Line width granularity */ +#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 13 + +/** Number of 3D texture mipmap levels */ +#define MAX_3D_TEXTURE_LEVELS 9 + +/** Number of cube texture mipmap levels - GL_ARB_texture_cube_map */ +#define MAX_CUBE_TEXTURE_LEVELS 13 + +/** Maximum rectangular texture size - GL_NV_texture_rectangle */ +#define MAX_TEXTURE_RECT_SIZE 4096 + +/** Maximum number of layers in a 1D or 2D array texture - GL_MESA_texture_array */ +#define MAX_ARRAY_TEXTURE_LAYERS 64 + +/** + * Max number of texture coordinate units. This mainly just applies to + * the fixed-function vertex code. This will be difficult to raise above + * eight because of various vertex attribute bitvectors. + */ +#define MAX_TEXTURE_COORD_UNITS 8 + +/** + * Max number of texture image units. Also determines number of texture + * samplers in shaders. + */ +#define MAX_TEXTURE_IMAGE_UNITS 16 + +/** + * Larger of MAX_TEXTURE_COORD_UNITS and MAX_TEXTURE_IMAGE_UNITS. + * This value is only used for dimensioning arrays. + * Either MAX_TEXTURE_COORD_UNITS or MAX_TEXTURE_IMAGE_UNITS (or the + * corresponding ctx->Const.MaxTextureCoord/ImageUnits fields) should be + * used almost everywhere else. + */ +#define MAX_TEXTURE_UNITS ((MAX_TEXTURE_COORD_UNITS > MAX_TEXTURE_IMAGE_UNITS) ? MAX_TEXTURE_COORD_UNITS : MAX_TEXTURE_IMAGE_UNITS) + + +/** + * Maximum viewport/image width. Must accomodate all texture sizes too. + */ + +#ifndef MAX_WIDTH +# define MAX_WIDTH 4096 +#endif +/** Maximum viewport/image height */ +#ifndef MAX_HEIGHT +# define MAX_HEIGHT 4096 +#endif + +/** 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 width */ +#define MAX_CONVOLUTION_WIDTH 9 +/** Max convolution filter height */ +#define MAX_CONVOLUTION_HEIGHT 9 + +/** For GL_ARB_texture_compression */ +#define MAX_COMPRESSED_TEXTURE_FORMATS 25 + +/** For GL_EXT_texture_filter_anisotropic */ +#define MAX_TEXTURE_MAX_ANISOTROPY 16.0 + +/** For GL_EXT_texture_lod_bias (typically MAX_TEXTURE_LEVELS - 1) */ +#define MAX_TEXTURE_LOD_BIAS 12.0 + +/** For any program target/extension */ +/*@{*/ +#define MAX_PROGRAM_INSTRUCTIONS (16 * 1024) + +/** + * Per-program constants (power of two) + * + * \c MAX_PROGRAM_LOCAL_PARAMS and \c MAX_UNIFORMS are just the assmebly shader + * and GLSL shader names for the same thing. They should \b always have the + * same value. Each refers to the number of vec4 values supplied as + * per-program parameters. + */ +/*@{*/ +#define MAX_PROGRAM_LOCAL_PARAMS 1024 +#define MAX_UNIFORMS 1024 +/*@}*/ + +/** + * Per-context constants (power of two) + * + * \note + * This value should always be less than or equal to \c MAX_PROGRAM_LOCAL_PARAMS + * and \c MAX_VERTEX_PROGRAM_PARAMS. Otherwise some applications will make + * incorrect assumptions. + */ +#define MAX_PROGRAM_ENV_PARAMS 256 + +#define MAX_PROGRAM_MATRICES 8 +#define MAX_PROGRAM_MATRIX_STACK_DEPTH 4 +#define MAX_PROGRAM_CALL_DEPTH 8 +#define MAX_PROGRAM_TEMPS 256 +#define MAX_PROGRAM_ADDRESS_REGS 2 +#define MAX_VARYING 16 /**< number of float[4] vectors */ +#define MAX_SAMPLERS MAX_TEXTURE_IMAGE_UNITS +#define MAX_PROGRAM_INPUTS 32 +#define MAX_PROGRAM_OUTPUTS 32 +/*@}*/ + +/** For GL_ARB_vertex_program */ +/*@{*/ +#define MAX_VERTEX_PROGRAM_ADDRESS_REGS 1 +#define MAX_VERTEX_PROGRAM_PARAMS MAX_UNIFORMS +/*@}*/ + +/** For GL_ARB_fragment_program */ +/*@{*/ +#define MAX_FRAGMENT_PROGRAM_ADDRESS_REGS 0 +/*@}*/ + +/** For GL_NV_vertex_program */ +/*@{*/ +#define MAX_NV_VERTEX_PROGRAM_INSTRUCTIONS 128 +#define MAX_NV_VERTEX_PROGRAM_TEMPS 12 +#define MAX_NV_VERTEX_PROGRAM_PARAMS 96 +#define MAX_NV_VERTEX_PROGRAM_INPUTS 16 +#define MAX_NV_VERTEX_PROGRAM_OUTPUTS 15 +/*@}*/ + +/** For GL_NV_fragment_program */ +/*@{*/ +#define MAX_NV_FRAGMENT_PROGRAM_INSTRUCTIONS 1024 /* 72 for GL_ARB_f_p */ +#define MAX_NV_FRAGMENT_PROGRAM_TEMPS 96 +#define MAX_NV_FRAGMENT_PROGRAM_PARAMS 64 +#define MAX_NV_FRAGMENT_PROGRAM_INPUTS 12 +#define MAX_NV_FRAGMENT_PROGRAM_OUTPUTS 3 +#define MAX_NV_FRAGMENT_PROGRAM_WRITE_ONLYS 2 +/*@}*/ + + +/** For GL_ARB_vertex_shader */ +/*@{*/ +#define MAX_VERTEX_GENERIC_ATTRIBS 16 +#define MAX_VERTEX_TEXTURE_IMAGE_UNITS MAX_TEXTURE_IMAGE_UNITS +#define MAX_COMBINED_TEXTURE_IMAGE_UNITS MAX_TEXTURE_IMAGE_UNITS +/*@}*/ + + +/** For GL_ARB_draw_buffers */ +/*@{*/ +#define MAX_DRAW_BUFFERS 4 +/*@}*/ + + +/** For GL_EXT_framebuffer_object */ +/*@{*/ +#define MAX_COLOR_ATTACHMENTS 8 +/*@}*/ + +/** For GL_ATI_envmap_bump - support bump mapping on first 8 units */ +#define SUPPORTED_ATI_BUMP_UNITS 0xff + +/** + * \name Mesa-specific parameters + */ +/*@{*/ + + +/** + * If non-zero use GLdouble for walking triangle edges, for better accuracy. + */ +#define TRIANGLE_WALK_DOUBLE 0 + + +/** + * Bits per depth buffer value (max is 32). + */ +#ifndef DEFAULT_SOFTWARE_DEPTH_BITS +#define DEFAULT_SOFTWARE_DEPTH_BITS 16 +#endif +/** Depth buffer data type */ +#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 + * + * \note Changes will almost certainly cause problems at this time. + */ +#define RCOMP 0 +#define GCOMP 1 +#define BCOMP 2 +#define ACOMP 3 + + +/** + * Maximum number of temporary vertices required for clipping. + * + * Used in array_cache and tnl modules. + */ +#define MAX_CLIPPED_VERTICES ((2 * (6 + MAX_CLIP_PLANES))+1) + + +#endif /* MESA_CONFIG_H_INCLUDED */ |