summaryrefslogtreecommitdiff
path: root/tests/spec/arb_blend_func_extended/api/blend-api.c
blob: 4c34bc79385ea7d4682a675252dcfef4dfa8f67c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
/* Copyright © 2012 Red Hat.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 * IN THE SOFTWARE.
 */

/**
 * \file blend-api.c
 *
 * \author Dave Airlie
 * Test additions to blending API from ARB_blend_func_extended
 */
#include "piglit-util-gl.h"

PIGLIT_GL_TEST_CONFIG_BEGIN

#ifdef PIGLIT_USE_OPENGL
	config.supports_gl_compat_version = 10;
#else // PIGLIT_USE_OPENGL_ES2
	config.supports_gl_es_version = 20;
#endif
	config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE;

PIGLIT_GL_TEST_CONFIG_END

enum piglit_result
piglit_display(void)
{
	return PIGLIT_FAIL;
}

void piglit_init(int argc, char **argv)
{
	GLint max_dual_source;

#ifdef PIGLIT_USE_OPENGL
	piglit_require_gl_version(30);
	piglit_require_extension("GL_ARB_blend_func_extended");
#else // PIGLIT_USE_OPENGL_ES2
	piglit_require_extension("GL_EXT_blend_func_extended");
#endif

	/* This test needs some number of draw buffers, so make sure the
	 * implementation isn't broken.  This enables the test to generate a
	 * useful failure message.
	 */
	glGetIntegerv(GL_MAX_DUAL_SOURCE_DRAW_BUFFERS, &max_dual_source);
	if (max_dual_source < 1) {
		fprintf(stderr,
			"ARB_blend_func_extended requires GL_MAX_DUAL_SOURCE_DRAW_BUFFERS >= 1.  "
			"Only got %d!\n",
			max_dual_source);
		piglit_report_result(PIGLIT_FAIL);
	}

	printf("Querying blend mode (SRC1_COLOR, 0).\n");
	/* try all new blending modes */
	glBlendFunc(GL_SRC1_COLOR, GL_ZERO);
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	printf("Querying blend mode (SRC1_ALPHA, 0)\n");
	glBlendFunc(GL_SRC1_ALPHA, GL_ZERO);
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	printf("Querying blend mode (1-SRC1_COLOR, 0)\n");
	glBlendFunc(GL_ONE_MINUS_SRC1_COLOR, GL_ZERO);
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	printf("Querying blend mode (1-SRC1_ALPHA, 0)\n");
	glBlendFunc(GL_ONE_MINUS_SRC1_ALPHA, GL_ZERO);
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	printf("Querying blend mode (0, SRC1_COLOR)\n");
	glBlendFunc(GL_ZERO, GL_SRC1_COLOR);
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	printf("Querying blend mode (0, SRC1_ALPHA)\n");
	glBlendFunc(GL_ZERO, GL_SRC1_ALPHA);
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	printf("Querying blend mode (0, 1-SRC1_COLOR)\n");
	glBlendFunc(GL_ZERO, GL_ONE_MINUS_SRC1_COLOR);
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	printf("Querying blend mode (0, 1-SRC1_ALPHA)\n");
	glBlendFunc(GL_ZERO, GL_ONE_MINUS_SRC1_ALPHA);
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	/* GL_SRC_ALPHA_SATURATE is now handled as a DST attrib */
	printf("Querying blend mode (0, SRC_ALPHA_SATURATE)\n");
	glBlendFunc(GL_ZERO, GL_SRC_ALPHA_SATURATE);
	if (!piglit_check_gl_error(GL_NO_ERROR))
		piglit_report_result(PIGLIT_FAIL);

	piglit_report_result(PIGLIT_PASS);
}