tests/egl/egl-context-priority.c

   1 /*
   2  * Copyright © 2017 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 "piglit-util-egl.h"
  25 #include "piglit-util-gl.h"
  26
  27 /**
  28  * @file egl-context-priority.c
  29  *
  30  * EGL API tests for IMG_context_priority extension:
  31  * https://www.khronos.org/registry/EGL/extensions/IMG/EGL_IMG_context_priority.txt
  32  */
  33
  34 PIGLIT_GL_TEST_CONFIG_BEGIN
  35
  36         config.supports_gl_compat_version = 10;
  37
  38 PIGLIT_GL_TEST_CONFIG_END
  39
  40 /* dummy */
  41 enum piglit_result
  42 piglit_display(void)
  43 {
  44         return PIGLIT_FAIL;
  45 }
  46
  47 static EGLint
  48 check_priority(EGLDisplay dpy, EGLContext ctx, EGLint *expected)
  49 {
  50         EGLint value;
  51         EGLBoolean status =
  52                 eglQueryContext(dpy, ctx, EGL_CONTEXT_PRIORITY_LEVEL_IMG, &value);
  53
  54         if (status == EGL_FALSE) {
  55                 fprintf(stderr, "eglQueryContext failed\n");
  56                 piglit_report_result(PIGLIT_FAIL);
  57         }
  58
  59         if (expected && value != *expected) {
  60                 fprintf(stderr, "%s fail: value 0x%x, expected 0x%x\n",
  61                         __func__, value, *expected);
  62                 piglit_report_result(PIGLIT_FAIL);
  63         }
  64         return value;
  65 }
  66
  67 static EGLContext
  68 create_context(EGLDisplay dpy, EGLint *attr)
  69 {
  70         EGLContext ctx =
  71                 eglCreateContext(dpy, EGL_NO_CONFIG_KHR, EGL_NO_CONTEXT, attr);
  72
  73         if (ctx == EGL_NO_CONTEXT) {
  74                 fprintf(stderr, "could not create EGL context, attr 0x%x\n", attr[1]);
  75                 piglit_report_result(PIGLIT_FAIL);
  76         }
  77         return ctx;
  78 }
  79
  80 void
  81 piglit_init(int argc, char **argv)
  82 {
  83         EGLint major, minor;
  84         EGLDisplay dpy;
  85         EGLContext ctx;
  86         EGLint expect;
  87         EGLint attr[] = { EGL_NONE, EGL_NONE, EGL_NONE };
  88         bool ok;
  89
  90         /* Supported priority levels from extension spec. */
  91         EGLenum levels[] = {
  92                 EGL_CONTEXT_PRIORITY_HIGH_IMG,
  93                 EGL_CONTEXT_PRIORITY_MEDIUM_IMG,
  94                 EGL_CONTEXT_PRIORITY_LOW_IMG
  95         };
  96
  97         dpy = piglit_egl_get_default_display(EGL_NONE);
  98
  99         ok = eglInitialize(dpy, &major, &minor);
 100         if (!ok) {
 101                 piglit_report_result(PIGLIT_FAIL);
 102         }
 103
 104         piglit_require_egl_extension(dpy, "EGL_IMG_context_priority");
 105         piglit_require_egl_extension(dpy, "EGL_MESA_configless_context");
 106
 107         ctx = create_context(dpy, attr);
 108
 109         /* Verify default priority level. */
 110         expect = EGL_CONTEXT_PRIORITY_MEDIUM_IMG;
 111         check_priority(dpy, ctx, &expect);
 112         eglDestroyContext(dpy, ctx);
 113
 114         /* Verify that invalid priority level fails. */
 115         attr[0] = EGL_CONTEXT_PRIORITY_LEVEL_IMG;
 116         attr[1] = EGL_TRANSPARENT_RED_VALUE;
 117
 118         ctx = eglCreateContext(dpy, EGL_NO_CONFIG_KHR, EGL_NO_CONTEXT, attr);
 119
 120         if (ctx != EGL_NO_CONTEXT) {
 121                 fprintf(stderr, "should fail with invalid parameter\n");
 122                 piglit_report_result(PIGLIT_FAIL);
 123         }
 124
 125         /* Verify that creating a context with each defined priority level
 126          * succeeds, also print what we asked and which priority level we got.
 127          */
 128         for (unsigned i = 0; i < ARRAY_SIZE(levels); i++) {
 129                 attr[1] = levels[i];
 130                 ctx = create_context(dpy, attr);
 131                 fprintf(stderr, "passed hint 0x%x, context created has 0x%x priority\n",
 132                         levels[i], check_priority(dpy, ctx, NULL));
 133
 134                 eglDestroyContext(dpy, ctx);
 135         }
 136
 137         piglit_report_result(PIGLIT_PASS);
 138 }