diff options
Diffstat (limited to 'tests/spec/arb_blend_func_extended/api/output-location.c')
-rw-r--r-- | tests/spec/arb_blend_func_extended/api/output-location.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/tests/spec/arb_blend_func_extended/api/output-location.c b/tests/spec/arb_blend_func_extended/api/output-location.c new file mode 100644 index 000000000..b95ee7251 --- /dev/null +++ b/tests/spec/arb_blend_func_extended/api/output-location.c @@ -0,0 +1,92 @@ +/* Copyright © 2015 Intel Corporation + * + * 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 output-location.c + * + * \author Tapani Pälli + * heavily inspired by getfragdataindex.c from Dave Airlie + */ +#include "piglit-util-gl.h" + +PIGLIT_GL_TEST_CONFIG_BEGIN + + config.supports_gl_core_version = 31; + config.window_visual = PIGLIT_GL_VISUAL_RGB | PIGLIT_GL_VISUAL_DOUBLE; + +PIGLIT_GL_TEST_CONFIG_END + +static const char *vs_text = + "#version 150\n" + "in vec4 vertex;\n" + "void main() { gl_Position = vertex; }\n" + ; + +static const char *fs_template = + "#version 150\n" + "#extension GL_ARB_explicit_attrib_location : require\n" + "layout(location = 0, index = 0) out vec4 a;\n" + "layout(location = %d, index = 1) out vec4 b;\n" + "void main() {\n" + " a = vec4(0.0);\n" + " b = vec4(1.0);\n" + "}\n" + ; + +enum piglit_result +piglit_display(void) +{ + return PIGLIT_FAIL; +} + +void piglit_init(int argc, char **argv) +{ + GLint max_dual_source; + GLuint prog; + char fs_text[256]; + + piglit_require_extension("GL_ARB_blend_func_extended"); + + 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); + } + + /* Set >= GL_MAX_DUAL_SOURCE_DRAW_BUFFERS location for 'b' */ + snprintf(fs_text, 256, fs_template, max_dual_source); + + prog = piglit_build_simple_program_unlinked(vs_text, fs_text); + + /* Linking should fail as the location set is too big. */ + glLinkProgram(prog); + + if (piglit_link_check_status(prog)) + piglit_report_result(PIGLIT_FAIL); + + piglit_report_result(PIGLIT_PASS); +} |