--- tests/all.py | 1 + tests/spec/gl-1.0/CMakeLists.gl.txt | 1 + tests/spec/gl-1.0/no-op-paths.c | 332 ++++++++++++++++++++++++++++++++++++ 3 files changed, 334 insertions(+) create mode 100644 tests/spec/gl-1.0/no-op-paths.c
diff --git a/tests/all.py b/tests/all.py index fcfc5cd..85973d6 100644 --- a/tests/all.py +++ b/tests/all.py @@ -1000,6 +1000,7 @@ with profile.group_manager( g(['gl-1.0-ortho-pos']) g(['gl-1.0-readpixsanity']) g(['gl-1.0-logicop']) + g(['gl-1.0-no-op-paths']) with profile.group_manager( PiglitGLTest, diff --git a/tests/spec/gl-1.0/CMakeLists.gl.txt b/tests/spec/gl-1.0/CMakeLists.gl.txt index d04b835..7a7f508 100644 --- a/tests/spec/gl-1.0/CMakeLists.gl.txt +++ b/tests/spec/gl-1.0/CMakeLists.gl.txt @@ -22,6 +22,7 @@ piglit_add_executable (gl-1.0-front-invalidate-back front-invalidate-back.c) piglit_add_executable (gl-1.0-logicop logicop.c) piglit_add_executable (gl-1.0-long-dlist long-dlist.c) piglit_add_executable (gl-1.0-ortho-pos orthpos.c) +piglit_add_executable (gl-1.0-no-op-paths no-op-paths.c) piglit_add_executable (gl-1.0-polygon-line-aa polygon-line-aa.c) piglit_add_executable (gl-1.0-push-no-attribs push-no-attribs.c) piglit_add_executable (gl-1.0-readpixsanity readpix.c) diff --git a/tests/spec/gl-1.0/no-op-paths.c b/tests/spec/gl-1.0/no-op-paths.c new file mode 100644 index 0000000..ea4abf5 --- /dev/null +++ b/tests/spec/gl-1.0/no-op-paths.c @@ -0,0 +1,332 @@ +/* BEGIN_COPYRIGHT -*- glean -*- + * + * Copyright (C) 1999 Allen Akin All Rights Reserved. + * Copyright (C) 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. + * + * END_COPYRIGHT + */ +/** @file paths.c + * + * Test basic GL rendering paths. + * + * + * Based on the original Glean tpaths.cpp test, this test verifies + * that basic, trival OpenGL paths work as expected. For example, + * glAlphaFunc(GL_GEQUAL, 0.0) should always pass and + * glAlphaFunc(GL_LESS, 0.0) should always fail. We setup trivial + * pass and fail conditions for each of alpha test, blending, color mask, + * depth test, logic ops, scissor, stencil, stipple, and texture and + * make sure they work as expected. We also setup trival-pass for all + * these paths simultaneously and test that as well. + * + * To test for pass/fail we examine the color buffer for white or black, + * respectively. + * + * Authors: + * Brian Paul <bri...@valinux.com> + * Adapted to Piglit by Juliet Fru <juliet...@gmail.com>, August 2015. + */ + +#include "piglit-util-gl.h" + +PIGLIT_GL_TEST_CONFIG_BEGIN + + config.supports_gl_compat_version = 10; + + config.window_visual = PIGLIT_GL_VISUAL_RGBA | + PIGLIT_GL_VISUAL_DOUBLE | PIGLIT_GL_VISUAL_DEPTH; + +PIGLIT_GL_TEST_CONFIG_END + +enum path { + ALPHA, + BLEND, + COLOR_MASK, + DEPTH, + LOGIC, + SCISSOR, + STENCIL, + STIPPLE, + TEXTURE, + ZZZ /* end-of-list token */ +}; + +enum state{ + DISABLE, + ALWAYS_PASS, + ALWAYS_FAIL +}; + +const char * +path_name(enum path paths) +{ + switch (paths) { + case ALPHA: + return "Alpha Test"; + case BLEND: + return "Blending"; + case COLOR_MASK: + return "Color Mask"; + case DEPTH: + return "Depth Test"; + case LOGIC: + return "LogicOp"; + case SCISSOR: + return "Scissor Test"; + case STENCIL: + return "Stencil Test"; + case STIPPLE: + return "Polygon Stipple"; + case TEXTURE: + return "Modulated Texture"; + case ZZZ: + return "paths"; + } +} + +void +set_path_state(enum path paths, enum state states) +{ + int i; + switch (paths) { + case ALPHA: + if (states == ALWAYS_PASS) { + glAlphaFunc(GL_GEQUAL, 0.0); + glEnable(GL_ALPHA_TEST); + } + else if (states == ALWAYS_FAIL) { + glAlphaFunc(GL_GREATER, 1.0); + glEnable(GL_ALPHA_TEST); + } + else { + glDisable(GL_ALPHA_TEST); + } + break; + case BLEND: + if (states == ALWAYS_PASS) { + glBlendFunc(GL_ONE, GL_ZERO); + glEnable(GL_BLEND); + } + else if (states == ALWAYS_FAIL) { + glBlendFunc(GL_ZERO, GL_ONE); + glEnable(GL_BLEND); + } + else { + glDisable(GL_BLEND); + } + break; + case COLOR_MASK: + if (states == ALWAYS_PASS) { + glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); + } + else if (states == ALWAYS_FAIL) { + glColorMask(GL_FALSE, GL_FALSE, GL_FALSE, GL_FALSE); + } + else { + glColorMask(GL_TRUE, GL_TRUE, GL_TRUE, GL_TRUE); + } + break; + case DEPTH: + if (states == ALWAYS_PASS) { + glDepthFunc(GL_ALWAYS); + glEnable(GL_DEPTH_TEST); + } + else if (states == ALWAYS_FAIL) { + glDepthFunc(GL_NEVER); + glEnable(GL_DEPTH_TEST); + } + else { + glDisable(GL_DEPTH_TEST); + } + break; + case LOGIC: + if (states == ALWAYS_PASS) { + glLogicOp(GL_OR); + glEnable(GL_COLOR_LOGIC_OP); + } + else if (states == ALWAYS_FAIL) { + glLogicOp(GL_AND); + glEnable(GL_COLOR_LOGIC_OP); + } + else { + glDisable(GL_COLOR_LOGIC_OP); + } + break; + case SCISSOR: + if (states == ALWAYS_PASS) { + glScissor(0, 0, 10, 10); + glEnable(GL_SCISSOR_TEST); + } + else if (states == ALWAYS_FAIL) { + glScissor(0, 0, 0, 0); + glEnable(GL_SCISSOR_TEST); + } + else { + glDisable(GL_SCISSOR_TEST); + } + break; + case STENCIL: + if (states == ALWAYS_PASS) { + /* pass if reference <= stencil value (ref = 0) */ + glStencilFunc(GL_LEQUAL, 0, ~0); + glEnable(GL_STENCIL_TEST); + } + else if (states == ALWAYS_FAIL) { + /* pass if reference > stencil value (ref = 0) */ + glStencilFunc(GL_GREATER, 0, ~0); + glEnable(GL_STENCIL_TEST); + } + else { + glDisable(GL_STENCIL_TEST); + } + break; + case STIPPLE: + if (states == ALWAYS_PASS) { + GLubyte stipple[4*32]; + for (i = 0; i < 4*32; i++) + stipple[i] = 0xff; + glPolygonStipple(stipple); + glEnable(GL_POLYGON_STIPPLE); + } + else if (states == ALWAYS_FAIL) { + GLubyte stipple[4*32]; + for (i = 0; i < 4*32; i++) + stipple[i] = 0x0; + glPolygonStipple(stipple); + glEnable(GL_POLYGON_STIPPLE); + } + else { + glDisable(GL_POLYGON_STIPPLE); + } + break; + case TEXTURE: + if (states == DISABLE) { + glDisable(GL_TEXTURE_2D); + } + else { + GLubyte val = (states == ALWAYS_PASS) ? 0xff : 0x00; + GLubyte texImage[4*4*4]; + for (i = 0; i < 4*4*4; i++) + texImage[i] = val; + glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 4, 4, 0, + GL_RGBA, GL_UNSIGNED_BYTE, texImage); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, + GL_NEAREST); + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, + GL_NEAREST); + glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, + GL_MODULATE); + glEnable(GL_TEXTURE_2D); + } + break; + default: + break; + } +} + +void +piglit_init(int argc, char **argv) +{ + /* No init */ +} + +enum piglit_result +piglit_display(void) +{ + bool pass = true; + enum path p, paths[10]; + int i, num_paths = 0; + + static const float white[3] = {1.0, 1.0, 1.0}; + + /* draw 10x10 pixel quads */ + glViewport(0, 0, 10, 10); + + glDisable(GL_DITHER); + + /* Build the list of paths to exercise */ + for (p = ALPHA; p != ZZZ; p = (enum path) (p + 1)) { + paths[num_paths++] = p; + } + + /* test always-pass paths */ + for (i = 0; i < num_paths; i++) { + glClear(GL_COLOR_BUFFER_BIT); + + set_path_state(paths[i], ALWAYS_PASS); + + /* draw polygon */ + piglit_draw_rect(-1, -1, 2, 2); + + + set_path_state(paths[i], DISABLE); + + /* test buffer */ + if (!piglit_probe_pixel_rgb(4, 4, white)) { + piglit_present_results(); + return PIGLIT_FAIL; + } + } + + /* enable all always-pass paths */ + { + glClear(GL_COLOR_BUFFER_BIT); + + for (i = 0; i < num_paths; i++) { + set_path_state(paths[i], ALWAYS_PASS); + } + + /* draw polygon */ + piglit_draw_rect(-1, -1, 2, 2); + + for (i = 0; i < num_paths; i++) { + set_path_state(paths[i], DISABLE); + } + + /* test buffer */ + if (!piglit_probe_pixel_rgb(4, 4, white)) { + piglit_present_results(); + return PIGLIT_FAIL; + } + } + + /* test never-pass paths */ + for (i = 0; i < num_paths; i++) { + glClear(GL_COLOR_BUFFER_BIT); + + set_path_state(paths[i], ALWAYS_FAIL); + + /* draw polygon */ + piglit_draw_rect(-1, -1, 2, 2); + + set_path_state(paths[i], DISABLE); + + /* test buffer */ + if (!piglit_probe_pixel_rgb(4, 4, white)) { + piglit_present_results(); + return PIGLIT_FAIL; + } + } + + piglit_present_results(); + return PIGLIT_PASS; +} -- 2.4.3 _______________________________________________ Piglit mailing list Piglit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/piglit