tests/spec/nv_conditional_render/dlist.c

   1 /*
   2  * Copyright © 2011 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-gl.h"
  25
  26 /**
  27  * @file dlist.c
  28  *
  29  * Tests that conditional rendering appropriately affects commands
  30  * inside of display lists.
  31  */
  32
  33 PIGLIT_GL_TEST_CONFIG_BEGIN
  34
  35         config.supports_gl_compat_version = 10;
  36         config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA;
  37         config.khr_no_error_support = PIGLIT_NO_ERRORS;
  38
  39 PIGLIT_GL_TEST_CONFIG_END
  40
  41 enum piglit_result
  42 piglit_display(void)
  43 {
  44         bool pass = true;
  45         float green[4] = {0.0, 1.0, 0.0, 0.0};
  46         GLuint q;
  47         GLuint list;
  48
  49         list = glGenLists(1);
  50         glNewList(list, GL_COMPILE);
  51         glClearColor(0.5, 0.5, 0.5, 0.5);
  52         glClear(GL_COLOR_BUFFER_BIT);
  53
  54         glGenQueries(1, &q);
  55
  56         /* Generate query pass: draw bottom half of screen. */
  57         glColor4f(0.0, 1.0, 0.0, 0.0);
  58         glBeginQuery(GL_SAMPLES_PASSED, q);
  59         piglit_draw_rect(-1, -1, 2, 1);
  60         glEndQuery(GL_SAMPLES_PASSED);
  61
  62         /* Conditional render that should draw top half of screen. */
  63         glBeginConditionalRenderNV(q, GL_QUERY_WAIT_NV);
  64         piglit_draw_rect(-1, 0, 2, 1);
  65         glEndConditionalRenderNV();
  66
  67         /* Generate query fail */
  68         glBeginQuery(GL_SAMPLES_PASSED, q);
  69         glEndQuery(GL_SAMPLES_PASSED);
  70
  71         /* Conditional render that should not draw full screen. */
  72         glBeginConditionalRenderNV(q, GL_QUERY_WAIT_NV);
  73         glColor4f(1.0, 0.0, 0.0, 0.0);
  74         piglit_draw_rect(-1, -1, 2, 2);
  75         glEndConditionalRenderNV();
  76         glEndList();
  77
  78         glCallList(list);
  79
  80         pass = piglit_probe_rect_rgba(0, 0, piglit_width, piglit_height,
  81                                       green);
  82
  83         piglit_present_results();
  84
  85         glDeleteQueries(1, &q);
  86
  87         return pass ? PIGLIT_PASS : PIGLIT_FAIL;
  88 }
  89
  90 void
  91 piglit_init(int argc, char **argv)
  92 {
  93         piglit_require_gl_version(20);
  94
  95         piglit_require_extension("GL_NV_conditional_render");
  96 }