Initial revision

1 files changed, 222 insertions, 0 deletions

diff --git a/src/mesa/main/config.h b/src/mesa/main/config.h
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+/* $Id: config.h,v 1.1 1999/08/19 00:55:41 jtg Exp $ */
+
+/*
+ * Mesa 3-D graphics library
+ * Version:  3.1
+ * 
+ * Copyright (C) 1999  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 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 10.0
+#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 1.0
+
+/* Max texture palette size */
+#define MAX_TEXTURE_PALETTE_SIZE 256
+
+/* Number of texture levels */
+#define MAX_TEXTURE_LEVELS 12
+
+/* Number of texture units - GL_ARB_multitexture */
+#define MAX_TEXTURE_UNITS 2
+
+/* Maximum viewport size: */
+#define MAX_WIDTH 1600
+#define MAX_HEIGHT 1200
+
+/* Maxmimum size for CVA.  May be overridden by the drivers.  */
+#define MAX_ARRAY_LOCK_SIZE 3000
+
+
+/*
+ *
+ * Mesa-specific parameters
+ *
+ */
+
+
+/*
+ * Bits per accumulation buffer color component:  8 or 16
+ */
+#define ACCUM_BITS 16
+
+
+#ifdef MESAD3D
+   /* Mesa / Direct3D driver only */
+   extern float g_DepthScale, g_MaxDepth;
+#  define DEPTH_BITS 	32
+#  define DEPTH_SCALE 	g_DepthScale
+#  define MAX_DEPTH 	g_MaxDepth
+#else
+   /*
+    * Bits per depth buffer value:  16 or 32
+    */
+#  define DEPTH_BITS 16
+#  if DEPTH_BITS==16
+#     define MAX_DEPTH 0xffff
+#     define DEPTH_SCALE 65535.0F
+#  elif DEPTH_BITS==32
+#     define MAX_DEPTH 0x3fffffff
+#     define DEPTH_SCALE ((GLfloat) MAX_DEPTH)
+#  else
+#     error "illegal number of depth bits"
+#  endif
+#endif
+
+
+/*
+ * Bits per stencil value:  8
+ */
+#define STENCIL_BITS 8
+
+
+/*
+ * Bits per color channel (must be 8 at this time!)
+ */
+#define CHAN_BITS 8
+
+
+
+/*
+ * 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
+
+
+
+/* Vertex buffer size.  KW: no restrictions on the divisibility of
+ * this number, though things may go better for you if you choose a
+ * value of 12n + 3.  
+ */
+
+#define VB_START  3
+
+#if defined(FX) && !defined(MITS)
+#  define VB_MAX 72 + VB_START  /* better performance */
+#else
+#  define VB_MAX 480 + VB_START
+#endif
+
+/*
+ * Actual vertex buffer size.
+ *
+ * Arrays must also accomodate new vertices from clipping, and
+ * potential overflow from primitives which don't fit into neatly into
+ * VB_MAX vertices.  (This only happens when mixed primitives are
+ * sharing the vb).  
+ */
+#define VB_MAX_CLIPPED_VERTS (2 * (6 + MAX_CLIP_PLANES))
+#define VB_SIZE  (VB_MAX + VB_MAX_CLIPPED_VERTS)
+
+
+/*
+ *
+ * For X11 driver only:
+ *
+ */
+
+/*
+ * When defined, use 6x6x6 dithering instead of 5x9x5.
+ * 5x9x5 better for general colors, 6x6x6 better for grayscale.
+ */
+/*#define DITHER666*/
+
+
+
+typedef struct gl_context GLcontext;
+
+extern void gl_read_config_file( struct gl_context *ctx );
+
+#endif