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authormarha <marha@users.sourceforge.net>2009-10-08 13:15:52 +0000
committermarha <marha@users.sourceforge.net>2009-10-08 13:15:52 +0000
commita0c4815433ccd57322f4f7703ca35e9ccfa59250 (patch)
treef5213802ec12adb86ec3136001c1c29fe5343700 /mesalib/src/mesa/main/config.h
parentc73dc01b6de45612b24dc2dd34fba24d81ebf46c (diff)
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Added MesaLib-7.6
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+/*
+ * 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 */