tests/egl/egl-create-largest-pbuffer-surface.c

   1 /*
   2  * Copyright © 2016 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
  25 /** @file egl-create-largest-pbuffer-surface.c
  26  *
  27  * Test EGLCreatePBufferSurface behaviour with EGL_LARGEST_PBUFFER attribute.
  28  *
  29  * From EGL 1.5 spec:
  30  *
  31  *     "Use EGL_LARGEST_PBUFFER to get the largest available pbuffer when the
  32  *     allocation of the pbuffer would otherwise fail."
  33  */
  34
  35 #include <limits.h>
  36 #include "piglit-util-gl.h"
  37 #include "egl-util.h"
  38
  39 static enum piglit_result
  40 draw(struct egl_state *state)
  41 {
  42         EGLSurface surf;
  43         const float purple[] = {1.0, 0.0, 1.0, 1.0};
  44
  45         static const EGLint srfPbufferAttr[] =
  46         {
  47                 EGL_WIDTH, INT_MAX,
  48                 EGL_HEIGHT, INT_MAX,
  49                 EGL_TEXTURE_FORMAT, EGL_TEXTURE_RGBA,
  50                 EGL_TEXTURE_TARGET, EGL_TEXTURE_2D,
  51                 EGL_LARGEST_PBUFFER, EGL_TRUE,
  52                 EGL_NONE
  53         };
  54
  55         surf = eglCreatePbufferSurface(state->egl_dpy, state->cfg,
  56                                        srfPbufferAttr);
  57
  58         if (eglGetError() != EGL_SUCCESS || surf == EGL_NO_SURFACE) {
  59                 fprintf(stderr, "eglCreatePbufferSurface failed\n");
  60                 piglit_report_result(PIGLIT_FAIL);
  61         }
  62
  63         glEnable(GL_TEXTURE_2D);
  64
  65         eglMakeCurrent(state->egl_dpy, state->surf, state->surf, state->ctx);
  66         glClearColor(1.0, 1.0, 1.0, 0.0);
  67         glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
  68
  69         eglBindTexImage(state->egl_dpy, surf, EGL_BACK_BUFFER);
  70         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
  71         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
  72
  73         glViewport(0, 0, state->width, state->height);
  74         piglit_ortho_projection(state->width, state->height, GL_FALSE);
  75
  76         eglMakeCurrent(state->egl_dpy, surf, surf, state->ctx);
  77         glClearColor(purple[0], purple[1], purple[2], purple[3]);
  78         glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
  79
  80         eglMakeCurrent(state->egl_dpy, state->surf, state->surf, state->ctx);
  81         piglit_draw_rect_tex(0, 0, state->width, state->height, 0, 0, 1, 1);
  82
  83         if (!piglit_probe_rect_rgba(0, 0, state->width, state->height, purple))
  84                 piglit_report_result(PIGLIT_FAIL);
  85
  86         piglit_report_result(PIGLIT_PASS);
  87 }
  88
  89 int
  90 main(int argc, char *argv[])
  91 {
  92         struct egl_test test;
  93         static const EGLint test_attribs[] =
  94         {
  95                 EGL_RENDERABLE_TYPE, EGL_OPENGL_ES_BIT, EGL_NONE
  96         };
  97
  98         egl_init_test(&test);
  99         test.draw = draw;
 100         test.stop_on_failure = true;
 101         test.config_attribs = test_attribs;
 102
 103         if (egl_util_run(&test, argc, argv) != PIGLIT_PASS)
 104                 return EXIT_FAILURE;
 105         return EXIT_SUCCESS;
 106 }