-/**
- * \file config.h
- * Tunable configuration parameters.
- */
-
/*
* Mesa 3-D graphics library
- * Version: 7.1
+ * 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"),
* 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
-#include "main/mfeatures.h"
-
-
/**
* \name OpenGL implementation limits
*/
#define MAX_PIXEL_MAP_TABLE 256
/** Maximum number of auxillary color buffers */
-#define MAX_AUX_BUFFERS 4
+#define MAX_AUX_BUFFERS 1
/** Maximum order (degree) of curves */
#ifdef AMIGA
#define MAX_COLOR_TABLE_SIZE 256
/** Number of 1D/2D texture mipmap levels */
-#define MAX_TEXTURE_LEVELS 12
+#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 12
+#define MAX_CUBE_TEXTURE_LEVELS 13
/** Maximum rectangular texture size - GL_NV_texture_rectangle */
-#define MAX_TEXTURE_RECT_SIZE 2048
+#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
-/** Number of texture units - GL_ARB_multitexture
- * This needs to be the larger of MAX_TEXTURE_COORD_UNITS and
- * MAX_TEXTURE_IMAGE_UNITS seen below, since MAX_TEXTURE_UNITS is used
- * to dimension some arrays that store both coord and image data.
-*/
-#define MAX_TEXTURE_UNITS 8
-
-/*@}*/
+/**
+ * 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
/**
- * \name Separate numbers of texture coordinates and texture image units.
- *
- * These values will eventually replace most instances of MAX_TEXTURE_UNITS.
- * We should always have MAX_TEXTURE_COORD_UNITS <= MAX_TEXTURE_IMAGE_UNITS.
- * And, GL_MAX_TEXTURE_UNITS <= MAX_TEXTURE_COORD_UNITS.
+ * 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_COORD_UNITS 8
-#define MAX_TEXTURE_IMAGE_UNITS 8
-/*@}*/
+#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.
*/
-#define MAX_WIDTH 4096
+
+#ifndef MAX_WIDTH
+# define MAX_WIDTH 4096
+#endif
/** Maximum viewport/image height */
-#define MAX_HEIGHT 4096
+#ifndef MAX_HEIGHT
+# define MAX_HEIGHT 4096
+#endif
/** Maxmimum size for CVA. May be overridden by the drivers. */
#define MAX_ARRAY_LOCK_SIZE 3000
#define MAX_TEXTURE_MAX_ANISOTROPY 16.0
/** For GL_EXT_texture_lod_bias (typically MAX_TEXTURE_LEVELS - 1) */
-#define MAX_TEXTURE_LOD_BIAS 11.0
+#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_ATTRIBS 16
+#define MAX_VERTEX_PROGRAM_PARAMS MAX_UNIFORMS
/*@}*/
/** For GL_ARB_fragment_program */
#define MAX_FRAGMENT_PROGRAM_ADDRESS_REGS 0
/*@}*/
-/** For any program target/extension */
-/*@{*/
-#define MAX_PROGRAM_INSTRUCTIONS (16 * 1024)
-#define MAX_PROGRAM_LOCAL_PARAMS 128 /* KW: power of two */
-#define MAX_PROGRAM_ENV_PARAMS 128
-#define MAX_PROGRAM_MATRICES 8
-#define MAX_PROGRAM_MATRIX_STACK_DEPTH 4
-#define MAX_PROGRAM_CALL_DEPTH 8
-#define MAX_PROGRAM_TEMPS 128
-#define MAX_PROGRAM_ADDRESS_REGS 2
-#define MAX_UNIFORMS 128 /**< number of float components */
-#define MAX_VARYING 8 /**< number of float[4] vectors */
-#define MAX_SAMPLERS 8
-#define MAX_PROGRAM_INPUTS 32
-#define MAX_PROGRAM_OUTPUTS 32
-/*@}*/
-
/** 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 MAX_PROGRAM_ENV_PARAMS
+#define MAX_NV_VERTEX_PROGRAM_PARAMS 96
#define MAX_NV_VERTEX_PROGRAM_INPUTS 16
#define MAX_NV_VERTEX_PROGRAM_OUTPUTS 15
/*@}*/
/** For GL_ARB_vertex_shader */
/*@{*/
-#define MAX_VERTEX_ATTRIBS 16
-#define MAX_VERTEX_TEXTURE_IMAGE_UNITS MAX_TEXTURE_UNITS
-#define MAX_COMBINED_TEXTURE_IMAGE_UNITS (MAX_TEXTURE_IMAGE_UNITS + MAX_VERTEX_TEXTURE_IMAGE_UNITS)
+#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
/*@}*/
#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