glx_beginend.c revision e52adb7b 
1/*
2 * Copyright © 2013 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
21 * IN THE SOFTWARE.
22 */
23
24#include <stdio.h>
25#include <assert.h>
26#include "epoxy/gl.h"
27#include "epoxy/glx.h"
28#include <X11/Xlib.h>
29
30#include "glx_common.h"
31
32static Display *dpy;
33static bool has_argb2101010;
34
35static bool
36test_with_epoxy(void)
37{
38    glBegin(GL_TRIANGLES);
39    {
40        /* Hit a base entrypoint that won't call gl_version() */
41        glVertex2f(0, 0);
42
43        /* Hit an entrypoint that will call probably call gl_version() */
44        glMultiTexCoord4f(GL_TEXTURE0, 0.0, 0.0, 0.0, 0.0);
45
46        /* Hit an entrypoint that will probably call
47         * epoxy_conservative_has_extension();
48         */
49        if (has_argb2101010) {
50            glTexCoordP4ui(GL_UNSIGNED_INT_2_10_10_10_REV, 0);
51        }
52    }
53    glEnd();
54
55    /* No error should have been generated in the process. */
56    return glGetError() == 0;
57}
58
59
60
61#undef glBegin
62#undef glEnd
63extern void glBegin(GLenum primtype);
64extern void glEnd(void);
65
66static bool
67test_without_epoxy(void)
68{
69    glBegin(GL_TRIANGLES);
70    {
71        /* Hit a base entrypoint that won't call gl_version() */
72        glVertex4f(0, 0, 0, 0);
73
74        /* Hit an entrypoint that will call probably call gl_version() */
75        glMultiTexCoord3f(GL_TEXTURE0, 0.0, 0.0, 0.0);
76
77        /* Hit an entrypoint that will probably call
78         * epoxy_conservative_has_extension();
79         */
80        if (has_argb2101010) {
81            glTexCoordP3ui(GL_UNSIGNED_INT_2_10_10_10_REV, 0);
82        }
83    }
84    glEnd();
85
86    /* We can't make any assertions about error presence this time
87     * around. This test is just trying to catch segfaults.
88     */
89    return true;
90}
91
92int
93main(int argc, char **argv)
94{
95    bool pass = true;
96
97    dpy = get_display_or_skip();
98    make_glx_context_current_or_skip(dpy);
99
100    has_argb2101010 =
101        epoxy_has_gl_extension("GL_ARB_vertex_type_2_10_10_10_rev");
102
103    pass = pass && test_with_epoxy();
104    pass = pass && test_without_epoxy();
105
106    return pass != true;
107}
108