tests/spec/ext_occlusion_query_boolean/any-samples.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 /**
  25  * @file
  26  * Tests GL_EXT_occlusion_query_boolean extension. Test does not to cover
  27  * the whole API as that is tested throughly by existing arb_occlusion_query
  28  * and arb_occlusion_query2 tests. Main objective is to test that boolean
  29  * query works on OpenGL ES 2.0.
  30  */
  31
  32 #include "piglit-util-gl.h"
  33
  34 PIGLIT_GL_TEST_CONFIG_BEGIN
  35         config.supports_gl_es_version = 20;
  36         config.window_visual = PIGLIT_GL_VISUAL_RGBA;
  37 PIGLIT_GL_TEST_CONFIG_END
  38
  39 static const char vs_source[] =
  40         "attribute vec2 piglit_vertex;\n"
  41         "\n"
  42         "void main()\n"
  43         "{\n"
  44         "       gl_Position = vec4(piglit_vertex, 0.0, 1.0);\n"
  45         "}\n";
  46
  47 static const char fs_source[] =
  48         "void main()\n"
  49         "{\n"
  50         "       gl_FragColor = vec4(0.0, 1.0, 0.0, 1.0);\n"
  51         "}\n";
  52
  53 enum piglit_result
  54 piglit_display(void)
  55 {
  56         GLuint query, samples;
  57         GLint current;
  58
  59         glGenQueriesEXT(1, &query);
  60
  61         if (!piglit_check_gl_error(GL_NO_ERROR))
  62                 piglit_report_result(PIGLIT_FAIL);
  63
  64         glBeginQueryEXT(GL_ANY_SAMPLES_PASSED_EXT, query);
  65
  66         if (!piglit_check_gl_error(GL_NO_ERROR))
  67                 piglit_report_result(PIGLIT_FAIL);
  68
  69         if (!glIsQueryEXT(query))
  70                 piglit_report_result(PIGLIT_FAIL);
  71
  72         glGetQueryivEXT(GL_ANY_SAMPLES_PASSED_EXT, GL_CURRENT_QUERY_EXT,
  73                         &current);
  74
  75         if (current != query)
  76                 piglit_report_result(PIGLIT_FAIL);
  77
  78         /* 0x8864 equals to ARB_occlusion_query GL_QUERY_COUNTER_BITS_ARB */
  79         glGetQueryivEXT(GL_ANY_SAMPLES_PASSED_EXT, 0x8864, &current);
  80
  81         /* The error INVALID_ENUM is generated if GetQueryivEXT is called where
  82          * <pname> is not CURRENT_QUERY_EXT.
  83          */
  84         if (!piglit_check_gl_error(GL_INVALID_ENUM))
  85                 piglit_report_result(PIGLIT_FAIL);
  86
  87         GLint prog = piglit_build_simple_program(vs_source, fs_source);
  88         glUseProgram(prog);
  89
  90         piglit_draw_rect(-1, -1, 2, 2);
  91
  92         glDeleteProgram(prog);
  93
  94         glEndQueryEXT(GL_ANY_SAMPLES_PASSED_EXT);
  95
  96         if (!piglit_check_gl_error(GL_NO_ERROR))
  97                 piglit_report_result(PIGLIT_FAIL);
  98
  99         glGetQueryObjectuivEXT(query, GL_QUERY_RESULT_EXT, &samples);
 100
 101         if (!piglit_check_gl_error(GL_NO_ERROR))
 102                 piglit_report_result(PIGLIT_FAIL);
 103
 104         if (samples != 1) {
 105                 piglit_report_result(PIGLIT_FAIL);
 106         }
 107
 108         glDeleteQueriesEXT(1, &query);
 109
 110         if (!piglit_check_gl_error(GL_NO_ERROR))
 111                 piglit_report_result(PIGLIT_FAIL);
 112
 113         return PIGLIT_PASS;
 114 }
 115
 116 void
 117 piglit_init(int argc, char **argv)
 118 {
 119         piglit_require_extension("GL_EXT_occlusion_query_boolean");
 120 }