--- tests/all.tests | 1 + .../arb_shader_atomic_counters/CMakeLists.gl.txt | 1 + .../arb_shader_atomic_counters/multiple-defs.c | 213 +++++++++++++++++++++ 3 files changed, 215 insertions(+) create mode 100644 tests/spec/arb_shader_atomic_counters/multiple-defs.c
diff --git a/tests/all.tests b/tests/all.tests index 4f4fccc..4b416ae 100644 --- a/tests/all.tests +++ b/tests/all.tests @@ -3178,6 +3178,7 @@ arb_shader_atomic_counters['fragment-discard'] = concurrent_test('arb_shader_ato arb_shader_atomic_counters['function-argument'] = concurrent_test('arb_shader_atomic_counters-function-argument') arb_shader_atomic_counters['max-counters'] = concurrent_test('arb_shader_atomic_counters-max-counters') arb_shader_atomic_counters['minmax'] = concurrent_test('arb_shader_atomic_counters-minmax') +arb_shader_atomic_counters['multiple-defs'] = concurrent_test('arb_shader_atomic_counters-multiple-defs') profile.tests['hiz'] = hiz profile.tests['fast_color_clear'] = fast_color_clear diff --git a/tests/spec/arb_shader_atomic_counters/CMakeLists.gl.txt b/tests/spec/arb_shader_atomic_counters/CMakeLists.gl.txt index 79f4975..5c90092 100644 --- a/tests/spec/arb_shader_atomic_counters/CMakeLists.gl.txt +++ b/tests/spec/arb_shader_atomic_counters/CMakeLists.gl.txt @@ -18,5 +18,6 @@ add_executable (arb_shader_atomic_counters-fragment-discard fragment-discard.c c add_executable (arb_shader_atomic_counters-function-argument function-argument.c common.c) add_executable (arb_shader_atomic_counters-max-counters max-counters.c common.c) add_executable (arb_shader_atomic_counters-minmax minmax.c common.c) +add_executable (arb_shader_atomic_counters-multiple-defs multiple-defs.c common.c) # vim: ft=cmake: diff --git a/tests/spec/arb_shader_atomic_counters/multiple-defs.c b/tests/spec/arb_shader_atomic_counters/multiple-defs.c new file mode 100644 index 0000000..3f768f9 --- /dev/null +++ b/tests/spec/arb_shader_atomic_counters/multiple-defs.c @@ -0,0 +1,213 @@ +/* + * Copyright © 2013 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 multiple-defs.c + * + * Checks that atomic counters with the same name may be linked + * together if and only if their layout specifications are equivalent. + */ + +#include "common.h" + +#define L 1 + +PIGLIT_GL_TEST_CONFIG_BEGIN + + config.supports_gl_core_version = 31; + + config.window_width = L; + config.window_height = L; + config.window_visual = PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_RGBA; + +PIGLIT_GL_TEST_CONFIG_END + +const char *frag_src = "#version 140\n" + "#extension GL_ARB_shader_atomic_counters : enable\n" + "\n" + "flat in ivec4 vcolor;\n" + "out ivec4 fcolor;\n" + "\n" + "layout(binding=3, offset=4) uniform atomic_uint x0;\n" + "layout(binding=2, offset=0) uniform atomic_uint x1;\n" + "layout(binding=2) uniform atomic_uint x2;\n" + "\n" + "void main() {\n" + " fcolor.x = vcolor.x + int(atomicCounter(x0) +\n" + " atomicCounter(x1) + atomicCounter(x2));\n" + "}\n"; + +const char *vert_src_ok = "#version 140\n" + "#extension GL_ARB_shader_atomic_counters : enable\n" + "\n" + "in vec4 position;\n" + "flat out ivec4 vcolor;\n" + "\n" + "layout(binding=2) uniform atomic_uint x1;\n" + "layout(binding=2, offset=4) uniform atomic_uint x2;\n" + "layout(binding=3, offset=4) uniform atomic_uint x0;\n" + "\n" + "void main() {\n" + " vcolor.x = int(atomicCounter(x0) + atomicCounter(x1)\n" + " + atomicCounter(x2));\n" + " gl_Position = position;\n" + "}\n"; + +/* This should fail because 'x1' is redefined with a conflicting + * binding specification. */ +const char *vert_src_fail_1 = "#version 140\n" + "#extension GL_ARB_shader_atomic_counters : enable\n" + "\n" + "in vec4 position;\n" + "flat out ivec4 vcolor;\n" + "\n" + "layout(binding=0) uniform atomic_uint x1;\n" + "layout(binding=2, offset=4) uniform atomic_uint x2;\n" + "layout(binding=3, offset=4) uniform atomic_uint x0;\n" + "\n" + "void main() {\n" + " vcolor.x = int(atomicCounter(x0) + atomicCounter(x1)\n" + " + atomicCounter(x2));\n" + " gl_Position = position;\n" + "}\n"; + +/* This should fail because 'x0' is redefined with a conflicting + * implicit offset specification. */ +const char *vert_src_fail_2 = "#version 140\n" + "#extension GL_ARB_shader_atomic_counters : enable\n" + "\n" + "in vec4 position;\n" + "flat out ivec4 vcolor;\n" + "\n" + "layout(binding=2) uniform atomic_uint x1;\n" + "layout(binding=2, offset=4) uniform atomic_uint x2;\n" + "layout(binding=3) uniform atomic_uint x0;\n" + "\n" + "void main() {\n" + " vcolor.x = int(atomicCounter(x0) + atomicCounter(x1)\n" + " + atomicCounter(x2));\n" + " gl_Position = position;\n" + "}\n"; + +/* This should fail because 'x3' overlaps an already defined + * counter. */ +const char *vert_src_fail_3 = "#version 140\n" + "#extension GL_ARB_shader_atomic_counters : enable\n" + "\n" + "in vec4 position;\n" + "flat out ivec4 vcolor;\n" + "\n" + "layout(binding=2) uniform atomic_uint x1;\n" + "layout(binding=2, offset=4) uniform atomic_uint x2;\n" + "layout(binding=3, offset=0) uniform atomic_uint x3[2];\n" + "\n" + "void main() {\n" + " vcolor.x = int(atomicCounter(x1) + atomicCounter(x2)\n" + " + atomicCounter(x3[0]));\n" + " gl_Position = position;\n" + "}\n"; + +/* This should fail because 'x3' has the same location specification + * as 'x0'. */ +const char *vert_src_fail_4 = "#version 140\n" + "#extension GL_ARB_shader_atomic_counters : enable\n" + "\n" + "in vec4 position;\n" + "flat out ivec4 vcolor;\n" + "\n" + "layout(binding=2) uniform atomic_uint x1;\n" + "layout(binding=2, offset=4) uniform atomic_uint x2;\n" + "layout(binding=3, offset=4) uniform atomic_uint x3;\n" + "\n" + "void main() {\n" + " vcolor.x = int(atomicCounter(x1) + atomicCounter(x2)\n" + " + atomicCounter(x3));\n" + " gl_Position = position;\n" + "}\n"; + +bool +run_test(const char *fs_source, const char *vs_source) +{ + GLuint prog = glCreateProgram(); + bool ret = + atomic_counters_compile(prog, GL_FRAGMENT_SHADER, fs_source) && + atomic_counters_compile(prog, GL_VERTEX_SHADER, vs_source) && + atomic_counters_link(prog); + + glDeleteProgram(prog); + return ret; +} + +void +piglit_init(int argc, char **argv) +{ + struct atomic_counters_limits ls = atomic_counters_get_limits(); + enum piglit_result status = PIGLIT_PASS; + + piglit_require_gl_version(31); + piglit_require_extension("GL_ARB_shader_atomic_counters"); + + if (ls.fragment_counters < 3 || ls.vertex_counters < 4) { + fprintf(stderr, "Insufficient number of supported atomic " + "counters.\n"); + piglit_report_result(PIGLIT_SKIP); + } + + if (ls.fragment_buffers < 2 || ls.vertex_buffers < 3) { + fprintf(stderr, "Insufficient number of supported atomic " + "buffers.\n"); + piglit_report_result(PIGLIT_SKIP); + } + + atomic_counters_subtest(&status, GL_NONE, + "Multiple atomic counter definitions " + "(compatible defs)", + run_test, frag_src, vert_src_ok); + + atomic_counters_subtest(&status, GL_NONE, + "Multiple atomic counter definitions " + "(1: incompatible bindings)", + !run_test, frag_src, vert_src_fail_1); + + atomic_counters_subtest(&status, GL_NONE, + "Multiple atomic counter definitions " + "(2: incompatible offsets)", + !run_test, frag_src, vert_src_fail_2); + + atomic_counters_subtest(&status, GL_NONE, + "Multiple atomic counter definitions " + "(3: array overlap)", + !run_test, frag_src, vert_src_fail_3); + + atomic_counters_subtest(&status, GL_NONE, + "Multiple atomic counter definitions " + "(4: conflicting locations)", + !run_test, frag_src, vert_src_fail_4); + + piglit_report_result(status); +} + +enum piglit_result +piglit_display(void) +{ + return PIGLIT_PASS; +} -- 1.8.3.4 _______________________________________________ Piglit mailing list Piglit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/piglit