Hi all, Have somebody some suggestions for this test? This patch is needed to test an issue (assertion in mesa) which will be fixed by this mesa patch: https://patchwork.freedesktop.org/patch/254397/
Regards, Andrii. On Tue, Oct 23, 2018 at 4:44 PM <asimiklit.w...@gmail.com> wrote: > From: Andrii Simiklit <andrii.simik...@globallogic.com> > > Test that usage of upside down miptree doesn't cause assertion > > The miptree: > > level 0 = 1x1 > level 1 = 2x2 > level 2 = 4x4 > ... > level n = NxN > > should be acceptable for case when we don't use a min filter. > > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107987 > Signed-off-by: Andrii Simiklit <andrii.simik...@globallogic.com> > --- > tests/opengl.py | 1 + > tests/texturing/CMakeLists.gl.txt | 1 + > tests/texturing/tex-upside-down-miptree.c | 171 ++++++++++++++++++++++ > 3 files changed, 173 insertions(+) > create mode 100644 tests/texturing/tex-upside-down-miptree.c > > diff --git a/tests/opengl.py b/tests/opengl.py > index f7e408cd5..f6a38e40e 100644 > --- a/tests/opengl.py > +++ b/tests/opengl.py > @@ -704,6 +704,7 @@ with profile.test_list.group_manager( > g(['getteximage-targets', '1D']) > g(['getteximage-targets', '2D']) > g(['teximage-scale-bias']) > + g(['tex-upside-down-miptree']) > add_msaa_visual_plain_tests(g, ['draw-pixels']) > add_msaa_visual_plain_tests(g, ['read-front'], run_concurrent=False) > add_msaa_visual_plain_tests(g, ['read-front', 'clear-front-first'], > diff --git a/tests/texturing/CMakeLists.gl.txt > b/tests/texturing/CMakeLists.gl.txt > index e5d41e432..02b572c79 100644 > --- a/tests/texturing/CMakeLists.gl.txt > +++ b/tests/texturing/CMakeLists.gl.txt > @@ -98,5 +98,6 @@ piglit_add_executable (texture-al texture-al.c) > piglit_add_executable (texture-rg texture-rg.c) > piglit_add_executable (teximage-colors teximage-colors.c) > piglit_add_executable (zero-tex-coord zero-tex-coord.c) > +piglit_add_executable (tex-upside-down-miptree tex-upside-down-miptree.c) > > # vim: ft=cmake: > diff --git a/tests/texturing/tex-upside-down-miptree.c > b/tests/texturing/tex-upside-down-miptree.c > new file mode 100644 > index 000000000..2d10fb49a > --- /dev/null > +++ b/tests/texturing/tex-upside-down-miptree.c > @@ -0,0 +1,171 @@ > +/* > + * Copyright (c) 2018 Andrii Simiklit > + * > + * 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. > + * > + * Authors: > + * Andrii Simiklit <asimiklit.w...@gmail.com> > + * > + */ > + > +/** > + * Test what there no an assertion when we use upside down miptree and > + * GL_TEXTURE_MIN_FILTER is GL_LINEAR, base level is not 0 > + * Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=107987 > + */ > + > +#include "piglit-util-gl.h" > +#define TW 64 > +#define TH 64 > + > +PIGLIT_GL_TEST_CONFIG_BEGIN > + > + config.supports_gl_compat_version = 10; > + > + config.window_visual = PIGLIT_GL_VISUAL_RGBA | > PIGLIT_GL_VISUAL_DOUBLE; > + config.khr_no_error_support = PIGLIT_NO_ERRORS; > + > +PIGLIT_GL_TEST_CONFIG_END > + > +static unsigned nlevels = 0; > + > +static void > +get_rect_bounds(int pos, int *x, int *y, int *w, int *h) > +{ > + *x = pos * (piglit_width / 3) + 5; > + *y = 5; > + *w = piglit_width / 3 - 10; > + *h = piglit_height - 10; > +} > + > + > +static void > +draw_rect(int pos) > +{ > + int x, y, w, h; > + get_rect_bounds(pos, &x, &y, &w, &h); > + piglit_draw_rect_tex(x, y, w, h, 0, 0, 1, 1); > +} > + > + > +static GLboolean > +probe_pos(int pos, const GLfloat expected[4]) > +{ > + int x, y, w, h; > + get_rect_bounds(pos, &x, &y, &w, &h); > + return piglit_probe_rect_rgba(x, y, w, h, expected); > +} > + > + > +enum piglit_result > +piglit_display(void) > +{ > + GLboolean pass = GL_TRUE; > + unsigned level; > + static const char *fragShaderText = > + "uniform sampler2D tex;\n" > + "void main()\n" > + "{\n" > + " gl_FragColor = texture2D(tex, > gl_TexCoord[0].xy).rgba;\n" > + "}\n"; > + const GLfloat oneby255 = (1.0 / 255.0); > + const GLfloat expected[4] = { oneby255 * 255.0, > + > oneby255 * 128.0, > + > oneby255 * 64.0, > + > oneby255 * 32.0 }; > + GLint tex; > + int pos = 0; > + GLuint prog; > + > + piglit_ortho_projection(piglit_width, piglit_height, GL_FALSE); > + piglit_require_GLSL_version(110); > + prog = piglit_build_simple_program(NULL, fragShaderText); > + glUseProgram(prog); > + tex = glGetUniformLocation(prog, "tex"); > + glUniform1i(tex, 0); > + > + for(level = 1; level < nlevels && pass; ++level) > + { > + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_BASE_LEVEL, > level); > + glClear(GL_COLOR_BUFFER_BIT); > + /* If we the draw_rect function doesn't cause > crash/assertion > + * it means everything is okay and test will be marked > + * as pass > + */ > + draw_rect(pos); > + /** Just in case we check it > + */ > + pass = pass && probe_pos(pos, expected); > + } > + > + glUseProgram(0); > + glDeleteProgram(prog); > + piglit_present_results(); > + > + return pass ? PIGLIT_PASS : PIGLIT_FAIL; > +} > + > + > +static void > +setup_texture(void) > +{ > + GLuint t; > + GLubyte img[TH][TW][4]; > + int i, j, w, h; > + > + for (i = 0; i < TH; i++) { > + for (j = 0; j < TW; j++) { > + img[i][j][0] = 255; > + img[i][j][1] = 128; > + img[i][j][2] = 64; > + img[i][j][3] = 32; > + } > + } > + > + /* make an abnormal upside down miptree > + */ > + glGenTextures(1, &t); > + glBindTexture(GL_TEXTURE_2D, t); > + w = TW; > + h = TH; > + for (nlevels = 0; w > 0 && h > 0; nlevels++) { > + w /= 2; > + h /= 2; > + } > + w = TW; > + h = TH; > + for (i = 0; w > 0 && h > 0; i++) { > + glTexImage2D(GL_TEXTURE_2D, nlevels - 1 - i, GL_RGBA, w, > h, 0, > + GL_RGBA, GL_UNSIGNED_BYTE, img); > + w /= 2; > + h /= 2; > + } > + > + glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR); > + glClearColor(0.5, 0.5, 0.5, 0.0); > + piglit_ortho_projection(piglit_width, piglit_height, GL_FALSE); > +} > + > + > +void > +piglit_init(int argc, char **argv) > +{ > + setup_texture(); > +} > -- > 2.17.1 > >
_______________________________________________ Piglit mailing list Piglit@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/piglit