This looks good to me. Reviewed-by: Plamena Manolova <plamena,manol...@intel.com <lionel.g.landwer...@intel.com>>
On Thu, Dec 8, 2016 at 10:55 AM, Lionel Landwerlin < lionel.g.landwer...@intel.com> wrote: > This extension is a subset of GL_NV_conservative_raster, applying only > to polygons. > > v2: Drop wrongly added files from Plamena's work (Lionel) > > v3: Enable tests on GLES (Lionel) > > Signed-off-by: Lionel Landwerlin <lionel.g.landwer...@intel.com> > --- > tests/all.py | 12 ++ > tests/spec/CMakeLists.txt | 1 + > .../CMakeLists.gl.txt | 16 ++ > .../CMakeLists.txt | 1 + > .../depthcoverage.c | 75 +++++++++ > .../innercoverage.c | 173 > +++++++++++++++++++++ > .../intel_conservative_rasterization/invalid.c | 114 ++++++++++++++ > tests/spec/intel_conservative_rasterization/tri.c | 135 ++++++++++++++++ > 8 files changed, 527 insertions(+) > create mode 100644 tests/spec/intel_conservative_ > rasterization/CMakeLists.gl.txt > create mode 100644 tests/spec/intel_conservative_ > rasterization/CMakeLists.txt > create mode 100644 tests/spec/intel_conservative_ > rasterization/depthcoverage.c > create mode 100644 tests/spec/intel_conservative_ > rasterization/innercoverage.c > create mode 100644 tests/spec/intel_conservative_rasterization/invalid.c > create mode 100644 tests/spec/intel_conservative_rasterization/tri.c > > diff --git a/tests/all.py b/tests/all.py > index 03cf0c8..852ceae 100644 > --- a/tests/all.py > +++ b/tests/all.py > @@ -4898,5 +4898,17 @@ with profile.test_list.group_manager( > g(['arb_compute_variable_group_size-local-size'], 'local-size') > g(['arb_compute_variable_group_size-minmax'], 'minmax') > > +# Group INTEL_conservative_rasterization > +with profile.test_list.group_manager( > + PiglitGLTest, > + grouptools.join('spec', 'INTEL_conservative_rasterization')) as > g: > + g(['intel_conservative_rasterization-depthcoverage']) > + g(['intel_conservative_rasterization-innercoverage']) > + g(['intel_conservative_rasterization-invalid']) > + g(['intel_conservative_rasterization-tri']) > + g(['intel_conservative_rasterization-depthcoverage_gles3']) > + g(['intel_conservative_rasterization-innercoverage_gles3']) > + g(['intel_conservative_rasterization-tri_gles3']) > + > if platform.system() is 'Windows': > profile.filters.append(lambda p, _: not p.startswith('glx')) > diff --git a/tests/spec/CMakeLists.txt b/tests/spec/CMakeLists.txt > index 4ac1a53..548515d 100644 > --- a/tests/spec/CMakeLists.txt > +++ b/tests/spec/CMakeLists.txt > @@ -153,3 +153,4 @@ add_subdirectory (arb_query_buffer_object) > add_subdirectory (ext_window_rectangles) > add_subdirectory (arb_shader_texture_image_samples) > add_subdirectory (arb_texture_barrier) > +add_subdirectory (intel_conservative_rasterization) > diff --git a/tests/spec/intel_conservative_rasterization/CMakeLists.gl.txt > b/tests/spec/intel_conservative_rasterization/CMakeLists.gl.txt > new file mode 100644 > index 0000000..6e0ab44 > --- /dev/null > +++ b/tests/spec/intel_conservative_rasterization/CMakeLists.gl.txt > @@ -0,0 +1,16 @@ > +include_directories( > + ${GLEXT_INCLUDE_DIR} > + ${OPENGL_INCLUDE_PATH} > +) > + > +link_libraries ( > + piglitutil_${piglit_target_api} > + ${OPENGL_gl_LIBRARY} > +) > + > +piglit_add_executable (intel_conservative_rasterization-depthcoverage > depthcoverage.c) > +piglit_add_executable (intel_conservative_rasterization-innercoverage > innercoverage.c) > +piglit_add_executable (intel_conservative_rasterization-invalid > invalid.c) > +piglit_add_executable (intel_conservative_rasterization-tri tri.c) > + > +# vim: ft=cmake: > diff --git a/tests/spec/intel_conservative_rasterization/CMakeLists.txt > b/tests/spec/intel_conservative_rasterization/CMakeLists.txt > new file mode 100644 > index 0000000..144a306 > --- /dev/null > +++ b/tests/spec/intel_conservative_rasterization/CMakeLists.txt > @@ -0,0 +1 @@ > +piglit_include_target_api() > diff --git a/tests/spec/intel_conservative_rasterization/depthcoverage.c > b/tests/spec/intel_conservative_rasterization/depthcoverage.c > new file mode 100644 > index 0000000..0d8eb24 > --- /dev/null > +++ b/tests/spec/intel_conservative_rasterization/depthcoverage.c > @@ -0,0 +1,75 @@ > +/* > + * Copyright © 2016 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 depthcoverage.c > + * > + * Verifies that post_depth_coverage & inner_coverage layout > + * qualifiers are mutually exclusives. > + */ > + > +#include "piglit-util-gl.h" > +#include "piglit-shader.h" > + > +PIGLIT_GL_TEST_CONFIG_BEGIN > + > +#if defined(PIGLIT_USE_OPENGL) > + config.supports_gl_core_version = 42; > +#elif defined(PIGLIT_USE_OPENGL_ES3) > + config.supports_gl_es_version = 31; > +#endif > + > +PIGLIT_GL_TEST_CONFIG_END > + > +enum piglit_result > +piglit_display(void) > +{ > + return PIGLIT_FAIL; > +} > + > +void piglit_init(int argc, char **argv) > +{ > + piglit_require_extension("GL_INTEL_conservative_rasterization"); > + piglit_require_extension("GL_ARB_post_depth_coverage"); > + > + GLuint invalid_prog = piglit_compile_shader_text_nothrow( > + GL_FRAGMENT_SHADER, > +#if defined(PIGLIT_USE_OPENGL) > + "#version 430\n" > +#elif defined(PIGLIT_USE_OPENGL_ES3) > + "#version 310 es\n" > +#endif > + "#extension GL_ARB_post_depth_coverage: enable\n" > + "#extension GL_INTEL_conservative_rasterization: enable\n" > + "layout(inner_coverage) in;\n" > + "layout(post_depth_coverage) in;\n" > + "out vec4 color;\n" > + "void main()\n" > + "{\n" > + " color = vec4(1.0, 0.0, 0.0, 1.0);\n" > + "}\n"); > + if (invalid_prog) > + piglit_report_result(PIGLIT_FAIL); > + > + piglit_report_result(PIGLIT_PASS); > +} > diff --git a/tests/spec/intel_conservative_rasterization/innercoverage.c > b/tests/spec/intel_conservative_rasterization/innercoverage.c > new file mode 100644 > index 0000000..8524fb9 > --- /dev/null > +++ b/tests/spec/intel_conservative_rasterization/innercoverage.c > @@ -0,0 +1,173 @@ > +/* > + * Copyright © 2016 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 innercoverage.c > + * > + * Verifies that the inner_coverage layout qualifier works when > + * GL_INTEL_conservative_rasterization is enabled. > + */ > + > +#include "piglit-util-gl.h" > +#include "piglit-matrix.h" > + > +PIGLIT_GL_TEST_CONFIG_BEGIN > + > +#if defined(PIGLIT_USE_OPENGL) > + config.supports_gl_core_version = 42; > +#elif defined(PIGLIT_USE_OPENGL_ES3) > + config.supports_gl_es_version = 31; > +#endif > + > + config.window_width = 400; > + config.window_height = 400; > + config.window_visual = PIGLIT_GL_VISUAL_RGBA | > PIGLIT_GL_VISUAL_DOUBLE; > + > +PIGLIT_GL_TEST_CONFIG_END > + > +enum piglit_result > +piglit_display(void) > +{ > + enum piglit_result result = PIGLIT_PASS; > + > + /* The following fragment programs render the opaque red color > + * only when dispatched with a gl_SampleMaskIn empty. It > + * should therefore expose the effect of the inner_coverage > + * (i.e. no color with this qualifier and a triangle outline > + * without it). */ > + GLuint inner_prog = piglit_build_simple_program( > +#if defined(PIGLIT_USE_OPENGL) > + "#version 420\n" > +#elif defined(PIGLIT_USE_OPENGL_ES3) > + "#version 310 es\n" > +#endif > + "in vec4 piglit_vertex;\n" > + "void main()\n" > + "{\n" > + " gl_Position = piglit_vertex;\n" > + "}\n", > +#if defined(PIGLIT_USE_OPENGL) > + "#version 420\n" > + "#extension GL_INTEL_conservative_rasterization: enable\n" > +#elif defined(PIGLIT_USE_OPENGL_ES3) > + "#version 310 es\n" > + "#extension GL_OES_sample_variables: enable\n" > + "#extension GL_INTEL_conservative_rasterization: enable\n" > + "precision highp float;\n" > +#endif > + "layout(inner_coverage) in;\n" > + "out vec4 color;\n" > + "void main()\n" > + "{\n" > + " float one = 1.0 - float(gl_SampleMaskIn[0]);\n" > + " color = vec4(one, 0.0, 0.0, one);\n" > + "}\n"); > + if (!inner_prog) > + piglit_report_result(PIGLIT_FAIL); > + > + GLuint conservative_prog = piglit_build_simple_program( > +#if defined(PIGLIT_USE_OPENGL) > + "#version 420\n" > +#elif defined(PIGLIT_USE_OPENGL_ES3) > + "#version 310 es\n" > +#endif > + "in vec4 piglit_vertex;\n" > + "void main()\n" > + "{\n" > + " gl_Position = piglit_vertex;\n" > + "}\n", > +#if defined(PIGLIT_USE_OPENGL) > + "#version 420\n" > + "#extension GL_INTEL_conservative_rasterization: enable\n" > +#elif defined(PIGLIT_USE_OPENGL_ES3) > + "#version 310 es\n" > + "#extension GL_OES_sample_variables: enable\n" > + "#extension GL_INTEL_conservative_rasterization: enable\n" > + "precision highp float;\n" > +#endif > + "out vec4 color;\n" > + "void main()\n" > + "{\n" > + " float one = 1.0 - float(gl_SampleMaskIn[0]);\n" > + " color = vec4(one, 0.0, 0.0, one);\n" > + "}\n"); > + if (!conservative_prog) > + piglit_report_result(PIGLIT_FAIL); > + > + glBindFramebuffer(GL_DRAW_FRAMEBUFFER, piglit_winsys_fbo); > + glViewport(0, 0, piglit_width, piglit_height); > + > + glClearColor(0.0, 0.0, 0.0, 0.0); > + > + GLuint vao; > + glGenVertexArrays(1, &vao); > + glBindVertexArray(vao); > + > + GLuint vbo; > + float delta = 1.01 / piglit_width; > + float vertices[3][2] = { > + { -0.5, -1 + delta, }, > + { 0, 0.8, }, > + { 0.5, -1 + delta, }, > + }; > + glGenBuffers(1, &vbo); > + glBindBuffer(GL_ARRAY_BUFFER, vbo); > + glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, > GL_STATIC_DRAW); > + glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 2 * > sizeof(GLfloat), NULL); > + glEnableVertexAttribArray(0); > + > + glEnable(GL_CONSERVATIVE_RASTERIZATION_INTEL); > + > + glUseProgram(conservative_prog); > + glClear(GL_COLOR_BUFFER_BIT); > + glDrawArrays(GL_TRIANGLES, 0, 3); > + > + if(!piglit_check_gl_error(GL_NO_ERROR)) > + return PIGLIT_FAIL; > + > + piglit_present_results(); > + > + const float conservative_expected[] = { 0.0, 0.0, 0.0, 0.0 }; > + if (!piglit_probe_pixel_rgba(piglit_width / 2, 0, > conservative_expected)) > + result = PIGLIT_FAIL; > + > + glUseProgram(inner_prog); > + glClear(GL_COLOR_BUFFER_BIT); > + glDrawArrays(GL_TRIANGLES, 0, 3); > + > + if(!piglit_check_gl_error(GL_NO_ERROR)) > + result = PIGLIT_FAIL; > + > + piglit_present_results(); > + > + const float inner_expected[] = { 1.0, 0.0, 0.0, 1.0 }; > + if (!piglit_probe_pixel_rgba(piglit_width / 2, 0, inner_expected)) > + result = PIGLIT_FAIL; > + > + return result; > +} > + > +void piglit_init(int argc, char **argv) > +{ > + piglit_require_extension("GL_INTEL_conservative_rasterization"); > +} > diff --git a/tests/spec/intel_conservative_rasterization/invalid.c > b/tests/spec/intel_conservative_rasterization/invalid.c > new file mode 100644 > index 0000000..1e71816 > --- /dev/null > +++ b/tests/spec/intel_conservative_rasterization/invalid.c > @@ -0,0 +1,114 @@ > +/* > + * Copyright © 2016 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 invalid.c > + * > + * Verifies that with GL_INTEL_conservative_rasterization enabled, we > + * get specified errors when using invalid modes for that extension. > + */ > + > +#include "piglit-util-gl.h" > +#include "piglit-matrix.h" > + > +PIGLIT_GL_TEST_CONFIG_BEGIN > + > +#if defined(PIGLIT_USE_OPENGL) > + config.supports_gl_core_version = 42; > +#endif > + > +PIGLIT_GL_TEST_CONFIG_END > + > +enum piglit_result > +piglit_display(void) > +{ > + return PIGLIT_FAIL; > +} > + > +void piglit_init(int argc, char **argv) > +{ > + piglit_require_extension("GL_INTEL_conservative_rasterization"); > + > + GLuint prog = piglit_build_simple_program( > +#if defined(PIGLIT_USE_OPENGL) > + "#version 330\n" > +#endif > + "in vec4 piglit_vertex;\n" > + "void main()\n" > + "{\n" > + " gl_Position = piglit_vertex;\n" > + "}\n", > +#if defined(PIGLIT_USE_OPENGL) > + "#version 330\n" > + "out vec4 color;\n" > +#endif > + "void main()\n" > + "{\n" > + " color = vec4(1.0, 0.0, 0.0, 1.0);\n" > + "}\n"); > + if (!prog) > + piglit_report_result(PIGLIT_FAIL); > + > + glBindFramebuffer(GL_DRAW_FRAMEBUFFER, piglit_winsys_fbo); > + glUseProgram(prog); > + > + GLuint vao; > + glGenVertexArrays(1, &vao); > + glBindVertexArray(vao); > + > + GLuint vbo; > + float vertices[3][2] = { > + { -0.5, -1, }, > + { 0, 0.8, }, > + { 0.5, -1, }, > + }; > + glGenBuffers(1, &vbo); > + glBindBuffer(GL_ARRAY_BUFFER, vbo); > + glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, > GL_STATIC_DRAW); > + glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 2 * > sizeof(GLfloat), NULL); > + glEnableVertexAttribArray(0); > + > + glEnable(GL_CONSERVATIVE_RASTERIZATION_INTEL); > + glPolygonMode(GL_FRONT_AND_BACK, GL_FILL); > + glClear(GL_COLOR_BUFFER_BIT); > + > + glDrawArrays(GL_POINTS, 0, 3); > + if (!piglit_check_gl_error(GL_INVALID_OPERATION)) > + piglit_report_result(PIGLIT_FAIL); > + > + glDrawArrays(GL_LINES, 0, 3); > + if (!piglit_check_gl_error(GL_INVALID_OPERATION)) > + piglit_report_result(PIGLIT_FAIL); > + > + glPolygonMode(GL_FRONT_AND_BACK, GL_POINT); > + glDrawArrays(GL_LINES, 0, 3); > + if (!piglit_check_gl_error(GL_INVALID_OPERATION)) > + piglit_report_result(PIGLIT_FAIL); > + > + glPolygonMode(GL_FRONT_AND_BACK, GL_LINE); > + glDrawArrays(GL_LINES, 0, 3); > + if (!piglit_check_gl_error(GL_INVALID_OPERATION)) > + piglit_report_result(PIGLIT_FAIL); > + > + piglit_report_result(PIGLIT_PASS); > +} > diff --git a/tests/spec/intel_conservative_rasterization/tri.c > b/tests/spec/intel_conservative_rasterization/tri.c > new file mode 100644 > index 0000000..5662445 > --- /dev/null > +++ b/tests/spec/intel_conservative_rasterization/tri.c > @@ -0,0 +1,135 @@ > +/* > + * Copyright © 2016 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 tri.c > + * > + * Verifies that with GL_INTEL_conservative_rasterization enabled, > + * partially covered pixels are rasterized. > + */ > + > +#include "piglit-util-gl.h" > +#include "piglit-matrix.h" > + > +PIGLIT_GL_TEST_CONFIG_BEGIN > + > +#if defined(PIGLIT_USE_OPENGL) > + config.supports_gl_core_version = 42; > +#elif defined(PIGLIT_USE_OPENGL_ES3) > + config.supports_gl_es_version = 31; > +#endif > + > + config.window_width = 400; > + config.window_height = 400; > + config.window_visual = PIGLIT_GL_VISUAL_RGBA | > PIGLIT_GL_VISUAL_DOUBLE; > + > +PIGLIT_GL_TEST_CONFIG_END > + > +enum piglit_result > +piglit_display(void) > +{ > + float delta = 1.01 / piglit_width; > + GLuint prog; > + enum piglit_result result = PIGLIT_PASS; > + > + prog = piglit_build_simple_program( > +#if defined(PIGLIT_USE_OPENGL) > + "#version 330\n" > +#elif defined(PIGLIT_USE_OPENGL_ES3) > + "#version 300 es\n" > +#endif > + "in vec4 piglit_vertex;\n" > + "void main()\n" > + "{\n" > + " gl_Position = piglit_vertex;\n" > + "}\n", > +#if defined(PIGLIT_USE_OPENGL) > + "#version 330\n" > + "out vec4 color;\n" > +#elif defined(PIGLIT_USE_OPENGL_ES3) > + "#version 300 es\n" > + "out highp vec4 color;\n" > +#endif > + "void main()\n" > + "{\n" > + " color = vec4(1.0, 0.0, 0.0, 1.0);\n" > + "}\n"); > + if (!prog) > + piglit_report_result(PIGLIT_FAIL); > + > + glBindFramebuffer(GL_DRAW_FRAMEBUFFER, piglit_winsys_fbo); > + glViewport(0, 0, piglit_width, piglit_height); > + > + glClearColor(0.0, 0.0, 0.0, 0.0); > + > + glUseProgram(prog); > + > + GLuint vao; > + glGenVertexArrays(1, &vao); > + glBindVertexArray(vao); > + > + GLuint vbo; > + float vertices[3][2] = { > + { -0.5, -1 + delta, }, > + { 0, 0.8, }, > + { 0.5, -1 + delta, }, > + }; > + glGenBuffers(1, &vbo); > + glBindBuffer(GL_ARRAY_BUFFER, vbo); > + glBufferData(GL_ARRAY_BUFFER, sizeof(vertices), vertices, > GL_STATIC_DRAW); > + glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 2 * > sizeof(GLfloat), NULL); > + glEnableVertexAttribArray(0); > + > + glEnable(GL_CONSERVATIVE_RASTERIZATION_INTEL); > + glClear(GL_COLOR_BUFFER_BIT); > + glDrawArrays(GL_TRIANGLES, 0, 3); > + > + if(!piglit_check_gl_error(GL_NO_ERROR)) > + return PIGLIT_FAIL; > + > + piglit_present_results(); > + > + const float conservative_expected[] = { 1.0, 0.0, 0.0, 1.0 }; > + if (!piglit_probe_pixel_rgba(piglit_width / 2, 0, > conservative_expected)) > + result = PIGLIT_FAIL; > + > + glDisable(GL_CONSERVATIVE_RASTERIZATION_INTEL); > + glClear(GL_COLOR_BUFFER_BIT); > + glDrawArrays(GL_TRIANGLES, 0, 3); > + > + if(!piglit_check_gl_error(GL_NO_ERROR)) > + return PIGLIT_FAIL; > + > + piglit_present_results(); > + > + const float expected[] = { 0.0, 0.0, 0.0, 0.0 }; > + if (!piglit_probe_pixel_rgba(piglit_width / 2, 0, expected)) > + result = PIGLIT_FAIL; > + > + return result; > +} > + > +void piglit_init(int argc, char **argv) > +{ > + piglit_require_extension("GL_INTEL_conservative_rasterization"); > +} > -- > 2.10.2 > _______________________________________________ > Piglit mailing list > Piglit@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/piglit >
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