git.cworth.org Git - fips/blob - fips-dispatch-gl.c

   1 /* Copyright © 2012, Intel Corporation
   2  *
   3  * Permission is hereby granted, free of charge, to any person obtaining a copy
   4  * of this software and associated documentation files (the "Software"), to deal
   5  * in the Software without restriction, including without limitation the rights
   6  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   7  * copies of the Software, and to permit persons to whom the Software is
   8  * furnished to do so, subject to the following conditions:
   9  *
  10  * The above copyright notice and this permission notice shall be included in
  11  * all copies or substantial portions of the Software.
  12  *
  13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  14  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  15  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  16  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  17  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  18  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  19  * THE SOFTWARE.
  20  */
  21
  22 #include "fips-dispatch-gl.h"
  23
  24 static void
  25 check_initialized (void)
  26 {
  27         if (fips_dispatch_initialized)
  28                 return;
  29
  30         fprintf (stderr,
  31                  "Internal error: fips_dispatch_init must be called before\n"
  32                  "any OpenGL function supported via fips_dispatch.\n");
  33         exit (1);
  34 }
  35
  36 static void
  37 unsupported (const char *name)
  38 {
  39         fprintf (stderr, "Error: fips failed to find support for %s\n", name);
  40
  41         exit (1);
  42 }
  43
  44 static void
  45 resolve_glGenQueries (void)
  46 {
  47         fips_dispatch_glGenQueries = fips_dispatch_lookup ("glGenQueries");
  48
  49         if (! fips_dispatch_glGenQueries)
  50                 fips_dispatch_glGenQueries = fips_dispatch_lookup ("glGenQueriesARB");
  51
  52         if (! fips_dispatch_glGenQueries)
  53                 unsupported ("GenQueries");
  54 }
  55
  56 static void
  57 stub_glGenQueries (GLsizei n, GLuint *ids)
  58 {
  59         check_initialized ();
  60         resolve_glGenQueries ();
  61         fips_dispatch_glGenQueries (n, ids);
  62 }
  63
  64 PFNGLGENQUERIESPROC fips_dispatch_glGenQueries = stub_glGenQueries;
  65
  66 static void
  67 resolve_glDeleteQueries (void)
  68 {
  69         fips_dispatch_glDeleteQueries = fips_dispatch_lookup ("glDeleteQueries");
  70
  71         if (! fips_dispatch_glDeleteQueries)
  72                 fips_dispatch_glDeleteQueries = fips_dispatch_lookup ("glDeleteQueriesARB");
  73
  74         if (! fips_dispatch_glDeleteQueries)
  75                 unsupported ("DeleteQueries");
  76 }
  77
  78 static void
  79 stub_glDeleteQueries (GLsizei n, const GLuint * ids)
  80 {
  81         check_initialized ();
  82         resolve_glDeleteQueries ();
  83         fips_dispatch_glDeleteQueries (n, ids);
  84 }
  85
  86 PFNGLDELETEQUERIESPROC fips_dispatch_glDeleteQueries = stub_glDeleteQueries;
  87
  88 static void
  89 resolve_glBeginQuery (void)
  90 {
  91         fips_dispatch_glBeginQuery = fips_dispatch_lookup ("glBeginQuery");
  92
  93         if (! fips_dispatch_glBeginQuery)
  94                 fips_dispatch_glBeginQuery = fips_dispatch_lookup ("glBeginQueryARB");
  95
  96         if (! fips_dispatch_glBeginQuery)
  97                 unsupported ("BeginQuery");
  98 }
  99
 100 static void
 101 stub_glBeginQuery (GLenum target, GLuint id)
 102 {
 103         check_initialized ();
 104         resolve_glBeginQuery ();
 105         fips_dispatch_glBeginQuery (target, id);
 106 }
 107
 108 PFNGLBEGINQUERYPROC fips_dispatch_glBeginQuery = stub_glBeginQuery;
 109
 110 static void
 111 resolve_glEndQuery (void)
 112 {
 113         fips_dispatch_glEndQuery = fips_dispatch_lookup ("glEndQuery");
 114
 115         if (! fips_dispatch_glEndQuery)
 116                 fips_dispatch_glEndQuery = fips_dispatch_lookup ("glEndQueryARB");
 117
 118         if (! fips_dispatch_glEndQuery)
 119                 unsupported ("EndQuery");
 120 }
 121
 122 static void
 123 stub_glEndQuery (GLenum target)
 124 {
 125         check_initialized ();
 126         resolve_glEndQuery ();
 127         fips_dispatch_glEndQuery (target);
 128 }
 129
 130 PFNGLENDQUERYPROC fips_dispatch_glEndQuery = stub_glEndQuery;
 131
 132 static void
 133 resolve_glGetQueryObjectuiv (void)
 134 {
 135         fips_dispatch_glGetQueryObjectuiv = (PFNGLGETQUERYOBJECTUIVPROC) fips_dispatch_lookup ("glGetQueryObjectuivARB");
 136
 137         if (! fips_dispatch_glGetQueryObjectuiv)
 138                 unsupported ("GetQueryObjectuiv");
 139 }
 140
 141 static void
 142 stub_glGetQueryObjectuiv (GLuint id, GLenum pname, GLuint * params)
 143 {
 144         check_initialized ();
 145         resolve_glGetQueryObjectuiv ();
 146         fips_dispatch_glGetQueryObjectuiv (id, pname, params);
 147 }
 148
 149 PFNGLGETQUERYOBJECTUIVPROC fips_dispatch_glGetQueryObjectuiv = stub_glGetQueryObjectuiv;