tests/spec/arb_blend_func_extended/api/blend-api.c

   1 /* Copyright © 2012 Red Hat.
   2  *
   3  * Permission is hereby granted, free of charge, to any person obtaining a
   4  * copy of this software and associated documentation files (the "Software"),
   5  * to deal in the Software without restriction, including without limitation
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   7  * and/or sell copies of the Software, and to permit persons to whom the
   8  * Software is furnished to do so, subject to the following conditions:
   9  *
  10  * The above copyright notice and this permission notice (including the next
  11  * paragraph) shall be included in all copies or substantial portions of the
  12  * Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  19  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  20  * IN THE SOFTWARE.
  21  */
  22
  23 /**
  24  * \file blend-api.c
  25  *
  26  * \author Dave Airlie
  27  * Test additions to blending API from ARB_blend_func_extended
  28  */
  29 #include "piglit-util-gl.h"
  30
  31 PIGLIT_GL_TEST_CONFIG_BEGIN
  32
  33 #ifdef PIGLIT_USE_OPENGL
  34         config.supports_gl_compat_version = 10;
  35 #else // PIGLIT_USE_OPENGL_ES2
  36         config.supports_gl_es_version = 20;
  37 #endif
  38         config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE;
  39         config.khr_no_error_support = PIGLIT_NO_ERRORS;
  40
  41 PIGLIT_GL_TEST_CONFIG_END
  42
  43 enum piglit_result
  44 piglit_display(void)
  45 {
  46         return PIGLIT_FAIL;
  47 }
  48
  49 void piglit_init(int argc, char **argv)
  50 {
  51         GLint max_dual_source;
  52
  53 #ifdef PIGLIT_USE_OPENGL
  54         piglit_require_gl_version(30);
  55         piglit_require_extension("GL_ARB_blend_func_extended");
  56 #else // PIGLIT_USE_OPENGL_ES2
  57         piglit_require_extension("GL_EXT_blend_func_extended");
  58 #endif
  59
  60         /* This test needs some number of draw buffers, so make sure the
  61          * implementation isn't broken.  This enables the test to generate a
  62          * useful failure message.
  63          */
  64         glGetIntegerv(GL_MAX_DUAL_SOURCE_DRAW_BUFFERS, &max_dual_source);
  65         if (max_dual_source < 1) {
  66                 fprintf(stderr,
  67                         "ARB_blend_func_extended requires GL_MAX_DUAL_SOURCE_DRAW_BUFFERS >= 1.  "
  68                         "Only got %d!\n",
  69                         max_dual_source);
  70                 piglit_report_result(PIGLIT_FAIL);
  71         }
  72
  73         printf("Querying blend mode (SRC1_COLOR, 0).\n");
  74         /* try all new blending modes */
  75         glBlendFunc(GL_SRC1_COLOR, GL_ZERO);
  76         if (!piglit_check_gl_error(GL_NO_ERROR))
  77                 piglit_report_result(PIGLIT_FAIL);
  78
  79         printf("Querying blend mode (SRC1_ALPHA, 0)\n");
  80         glBlendFunc(GL_SRC1_ALPHA, GL_ZERO);
  81         if (!piglit_check_gl_error(GL_NO_ERROR))
  82                 piglit_report_result(PIGLIT_FAIL);
  83
  84         printf("Querying blend mode (1-SRC1_COLOR, 0)\n");
  85         glBlendFunc(GL_ONE_MINUS_SRC1_COLOR, GL_ZERO);
  86         if (!piglit_check_gl_error(GL_NO_ERROR))
  87                 piglit_report_result(PIGLIT_FAIL);
  88
  89         printf("Querying blend mode (1-SRC1_ALPHA, 0)\n");
  90         glBlendFunc(GL_ONE_MINUS_SRC1_ALPHA, GL_ZERO);
  91         if (!piglit_check_gl_error(GL_NO_ERROR))
  92                 piglit_report_result(PIGLIT_FAIL);
  93
  94         printf("Querying blend mode (0, SRC1_COLOR)\n");
  95         glBlendFunc(GL_ZERO, GL_SRC1_COLOR);
  96         if (!piglit_check_gl_error(GL_NO_ERROR))
  97                 piglit_report_result(PIGLIT_FAIL);
  98
  99         printf("Querying blend mode (0, SRC1_ALPHA)\n");
 100         glBlendFunc(GL_ZERO, GL_SRC1_ALPHA);
 101         if (!piglit_check_gl_error(GL_NO_ERROR))
 102                 piglit_report_result(PIGLIT_FAIL);
 103
 104         printf("Querying blend mode (0, 1-SRC1_COLOR)\n");
 105         glBlendFunc(GL_ZERO, GL_ONE_MINUS_SRC1_COLOR);
 106         if (!piglit_check_gl_error(GL_NO_ERROR))
 107                 piglit_report_result(PIGLIT_FAIL);
 108
 109         printf("Querying blend mode (0, 1-SRC1_ALPHA)\n");
 110         glBlendFunc(GL_ZERO, GL_ONE_MINUS_SRC1_ALPHA);
 111         if (!piglit_check_gl_error(GL_NO_ERROR))
 112                 piglit_report_result(PIGLIT_FAIL);
 113
 114         /* GL_SRC_ALPHA_SATURATE is now handled as a DST attrib */
 115         printf("Querying blend mode (0, SRC_ALPHA_SATURATE)\n");
 116         glBlendFunc(GL_ZERO, GL_SRC_ALPHA_SATURATE);
 117         if (!piglit_check_gl_error(GL_NO_ERROR))
 118                 piglit_report_result(PIGLIT_FAIL);
 119
 120         piglit_report_result(PIGLIT_PASS);
 121 }