Tests texture views with data format changes. 1D textures only. Uses multiple simultaneous views with different lifetimes and check results via glGetTexImage().
Tested on Nvidia Quadro 600, all subtests pass. --- tests/all.tests | 1 + tests/spec/arb_texture_view/CMakeLists.gl.txt | 1 + tests/spec/arb_texture_view/lifetime_format.c | 235 ++++++++++++++++++++++++++ 3 files changed, 237 insertions(+) create mode 100644 tests/spec/arb_texture_view/lifetime_format.c diff --git a/tests/all.tests b/tests/all.tests index a329156..0856467 100644 --- a/tests/all.tests +++ b/tests/all.tests @@ -1478,6 +1478,7 @@ arb_texture_view['targets'] = concurrent_test('arb_texture_view-targets') arb_texture_view['queries'] = concurrent_test('arb_texture_view-queries') arb_texture_view['rendering-target'] = concurrent_test('arb_texture_view-rendering-target') arb_texture_view['rendering-levels'] = concurrent_test('arb_texture_view-rendering-levels') +arb_texture_view['lifetime-format'] = concurrent_test('arb_texture_view-lifetime-format') tdfx_texture_compression_fxt1 = Group() spec['3DFX_texture_compression_FXT1'] = tdfx_texture_compression_fxt1 diff --git a/tests/spec/arb_texture_view/CMakeLists.gl.txt b/tests/spec/arb_texture_view/CMakeLists.gl.txt index a39c7dd..bce50c3 100644 --- a/tests/spec/arb_texture_view/CMakeLists.gl.txt +++ b/tests/spec/arb_texture_view/CMakeLists.gl.txt @@ -16,5 +16,6 @@ piglit_add_executable(arb_texture_view-targets targets.c common.c) piglit_add_executable(arb_texture_view-queries queries.c) piglit_add_executable(arb_texture_view-rendering-target rendering_target.c common.c) piglit_add_executable(arb_texture_view-rendering-levels rendering_levels.c common.c) +piglit_add_executable(arb_texture_view-lifetime-format lifetime_format.c common.c) # vim: ft=cmake: diff --git a/tests/spec/arb_texture_view/lifetime_format.c b/tests/spec/arb_texture_view/lifetime_format.c new file mode 100644 index 0000000..c1939c8 --- /dev/null +++ b/tests/spec/arb_texture_view/lifetime_format.c @@ -0,0 +1,235 @@ +/* + * Copyright © 2013 LunarG, Inc. + * + * 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. + * + * Author: Jon Ashburn <j...@lunarg.com> + */ + +/** + * Tests texture views with data format changes. 1D textures only. + * Uses multiple simultaneous views with different lifetimes and + * check results via glGetTexImage(). + */ + +#include "piglit-util-gl-common.h" +#include "common.h" + +PIGLIT_GL_TEST_CONFIG_BEGIN + + config.supports_gl_compat_version = 10; + config.supports_gl_core_version = 31; + + config.window_visual = PIGLIT_GL_VISUAL_RGBA | PIGLIT_GL_VISUAL_DOUBLE; + +PIGLIT_GL_TEST_CONFIG_END + +/* Texture formats. The format_list variable has these fields: */ +struct format_desc { + const char *name; + GLenum internalfmt; + GLenum storagefmt; + GLenum imagefmt; + GLenum imagetype; + GLenum getfmt; + GLenum gettype; + int red, green, blue, alpha; +}; + +#define FORMAT(f) #f, f +static const struct format_desc format_list[] = { + {FORMAT(GL_RGBA8UI), GL_RGBA8, GL_RGBA, GL_UNSIGNED_BYTE, + GL_RGBA_INTEGER, GL_UNSIGNED_BYTE, 8, 8, 8, 8}, + {FORMAT(GL_RGBA8I), GL_RGBA8I, GL_RGBA, GL_UNSIGNED_BYTE, + GL_RGBA_INTEGER, GL_BYTE, 8, 8, 8, 8}, + {FORMAT(GL_RGB16F), GL_RGB16F, GL_RGB, GL_UNSIGNED_BYTE, GL_RGB, + GL_HALF_FLOAT, 16, 16, 16, 0}, + {FORMAT(GL_RGB16I), GL_RGB16, GL_RGB, GL_UNSIGNED_BYTE, + GL_RGB_INTEGER, GL_SHORT, 16, 16, 16, 0}, + {FORMAT(GL_R16UI), GL_R16, GL_RED, GL_UNSIGNED_BYTE, + GL_RED_INTEGER, GL_UNSIGNED_SHORT, 16, 0, 0, 0}, + {FORMAT(GL_R16F), GL_R16, GL_RED, GL_UNSIGNED_BYTE, + GL_RED, GL_HALF_FLOAT, 16, 0, 0, 0}, + {FORMAT(GL_RGBA16UI), GL_RGBA16, GL_RGBA, GL_UNSIGNED_BYTE, + GL_RGBA_INTEGER, GL_UNSIGNED_SHORT, 16, 16, 16, 16}, + {FORMAT(GL_RGBA16F), GL_RGBA16, GL_RGBA, GL_UNSIGNED_BYTE, + GL_RGBA, GL_HALF_FLOAT, 16, 16, 16, 16}, +}; +#undef FORMAT + + +static int +compare_buffers(unsigned char * buf0, unsigned char *buf1, GLint w) +{ + int i; + for (i = 0; i < w; i++) { + if (buf0[i] != buf1[i]) { + printf("mismatched texels at index (%d)\n", i); + printf(" Buffer0: %u\n", buf0[i]); + printf(" Buffer1: %u\n", buf1[i]); + return 1; + } + } + + return 0; +} + +static bool +test_format_lifetime(struct format_desc desc0, struct format_desc desc1) +{ + GLuint tex, viewTex[3]; + GLint width = 32, w, levels = 6; + GLint l; + int bytes; + unsigned char *buffer0, *buffer1; + bool pass = true; + + glGenTextures(1, &tex); + glBindTexture(GL_TEXTURE_1D, tex); + glTexStorage1D(GL_TEXTURE_1D, levels, desc0.storagefmt, width); + glGenTextures(3, viewTex); + glTextureView(viewTex[0], GL_TEXTURE_1D, tex, desc0.internalfmt, 0, + levels, 0, 1); + glTextureView(viewTex[1], GL_TEXTURE_1D, viewTex[0], + desc1.internalfmt, 0, levels, 0, 1); + + pass = piglit_check_gl_error(GL_NO_ERROR) && pass; + + /* load each mipmap with a different color texture */ + w = width; + bytes = (desc0.red + desc0.green + desc0.blue + desc0.alpha) / 8; + for (l = 0; l < levels; l++) { + GLubyte *buf = create_solid_image(width, 1, 1, bytes, l); + + if (buf != NULL) { + glTexSubImage1D(GL_TEXTURE_1D, l, 0, w, desc0.imagefmt, + desc0.imagetype, buf); + free(buf); + } else { + assert(!"create_solid_image() failed\n"); + } + + if (w > 1) + w /= 2; + } + +#if 0 /* debug */ + printf("fmt0=%s, fmt1=%s, strgfmt0=%s, gettype0=%s\n", + piglit_get_gl_enum_name(desc0.internalfmt), + piglit_get_gl_enum_name(desc1.internalfmt), + piglit_get_gl_enum_name(desc0.storagefmt), + piglit_get_gl_enum_name(desc0.gettype)); + printf("bytes=%d, width=%d, viewTex[0]=%d, [1]=%d, [2]=%d\n",bytes, + width, viewTex[0], viewTex[1], viewTex[2]); +#endif + + glDeleteTextures(1, &tex); + + pass = piglit_check_gl_error(GL_NO_ERROR) && pass; + + /* compare view0 all level texels bytes to view1 texels bytes */ + buffer0 = malloc(width * bytes); + buffer1 = malloc(width * bytes); + w = width; + for (l = 0; l < levels; l++) { + glBindTexture(GL_TEXTURE_1D, viewTex[0]); + glGetTexImage(GL_TEXTURE_1D, l, desc0.getfmt, desc0.gettype, + buffer0); + + glBindTexture(GL_TEXTURE_1D, viewTex[1]); + glGetTexImage(GL_TEXTURE_1D, l, desc1.getfmt, desc1.gettype, + buffer1); + if (compare_buffers(buffer0, buffer1, w)) { + pass = piglit_check_gl_error(GL_NO_ERROR) && pass; + printf("level %d texel mismatch view0 and view1, width=%d\n", + l, w); + printf("internal format0 %s, internal format1 %s\n", + piglit_get_gl_enum_name(desc0.internalfmt), + piglit_get_gl_enum_name(desc1.internalfmt)); + pass = false; + } + + if (w > 1) + w /= 2; + } + + /* compare view1 base level texels to view2 after view0 and view1 + deleted */ + glBindTexture(GL_TEXTURE_1D, viewTex[1]); + glGetTexImage(GL_TEXTURE_1D, 0, desc1.getfmt, desc1.gettype, buffer1); + + glTextureView(viewTex[2], GL_TEXTURE_1D, viewTex[0], + desc0.internalfmt, 0, 1, 0, 1); + pass = piglit_check_gl_error(GL_NO_ERROR) && pass; + glDeleteTextures(2, viewTex); + glBindTexture(GL_TEXTURE_1D, viewTex[2]); + glGetTexImage(GL_TEXTURE_1D, 0, desc0.getfmt, desc0.gettype, buffer0); + + if (compare_buffers(buffer0, buffer1, width)) { + pass = piglit_check_gl_error(GL_NO_ERROR) && pass; + printf("Mismatched texels view1 and view2\n"); + printf("internal format0 %s, internal format1 %s\n", + piglit_get_gl_enum_name(desc0.internalfmt), + piglit_get_gl_enum_name(desc1.internalfmt)); + pass = false; + } + + free(buffer0); + free(buffer1); + glDeleteTextures(1, &viewTex[2]); + + return pass; +} + +enum piglit_result +piglit_display(void) +{ + return PIGLIT_FAIL; +} + +#define X(f, desc) \ + do { \ + const bool subtest_pass = (f); \ + piglit_report_subtest_result(subtest_pass \ + ? PIGLIT_PASS : PIGLIT_FAIL, \ + (desc)); \ + pass = pass && subtest_pass; \ + } while (0) + +void +piglit_init(int argc, char **argv) +{ + bool pass = true; + + piglit_require_extension("GL_ARB_texture_storage"); + piglit_require_extension("GL_ARB_texture_view"); + + X(test_format_lifetime(format_list[4], format_list[5]), + "view compare 16 bit formats"); + X(test_format_lifetime(format_list[0], format_list[1]), + "view compare 32 bit formats"); + X(test_format_lifetime(format_list[2], format_list[3]), + "view compare 48 bit formats"); + X(test_format_lifetime(format_list[6], format_list[7]), + "view compare 64 bit formats"); +#undef X + pass = piglit_check_gl_error(GL_NO_ERROR) && pass; + piglit_report_result(pass ? PIGLIT_PASS : PIGLIT_FAIL); +} -- 1.8.1.2 _______________________________________________ Piglit mailing list Piglit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/piglit