diff options
| author | Kenneth Graunke <kenneth@whitecape.org> | 2013-02-01 14:30:08 -0800 |
|---|---|---|
| committer | Kenneth Graunke <kenneth@whitecape.org> | 2015-06-06 13:28:57 -0700 |
| commit | 77689a586e2baa41aec8b09d55a83b207a331014 (patch) | |
| tree | 0cfefca58919055bba235e8f431fd9917ef3622a | |
| parent | 2d10f8cab419cd2c78c624a69e980cb05cae5669 (diff) | |
util: Add a -png option to dump PNG files on piglit_present_results().
This makes it easy to dump images containing the "window contents" of
any Piglit test, even when running with GBM or ssh'd in to headless
systems.
Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
| -rw-r--r-- | tests/util/piglit-framework-gl.c | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/tests/util/piglit-framework-gl.c b/tests/util/piglit-framework-gl.c index b9ab2f81d..1f489bf56 100644 --- a/tests/util/piglit-framework-gl.c +++ b/tests/util/piglit-framework-gl.c @@ -21,7 +21,9 @@ * IN THE SOFTWARE. */ +#define _GNU_SOURCE #include <assert.h> +#include <ctype.h> #include <string.h> #include <stdio.h> #include <stdlib.h> @@ -32,6 +34,8 @@ struct piglit_gl_framework *gl_fw; +const char *piglit_binary_name; +bool piglit_dump_png = false; bool piglit_use_fbo = false; int piglit_automatic = 0; unsigned piglit_winsys_fbo = 0; @@ -100,6 +104,8 @@ process_args(int *argc, char *argv[], unsigned *force_samples, { int j; + piglit_binary_name = argv[0]; + piglit_parse_subtest_args(argc, argv, config->subtests, &config->selected_subtests, &config->num_selected_subtests); @@ -115,6 +121,10 @@ process_args(int *argc, char *argv[], unsigned *force_samples, piglit_use_fbo = true; delete_arg(argv, *argc, j--); *argc -= 1; + } else if (!strcmp(argv[j], "-png")) { + piglit_dump_png = true; + delete_arg(argv, *argc, j--); + *argc -= 1; } else if (!strcmp(argv[j], "-rlimit")) { char *ptr; unsigned long lim; @@ -207,6 +217,36 @@ piglit_swap_buffers(void) void piglit_present_results(void) { + if (piglit_dump_png) { + static char *fileprefix = NULL; + static int frame = 0; + char *filename; + GLenum base_format = GL_RGBA; + GLubyte *image; + if (fileprefix == NULL) { + int i; + fileprefix = strdup(piglit_binary_name); + fileprefix = basename(fileprefix); + /* Strip potentially bad characters */ + for (i = 0; fileprefix[i]; i++) { + if (!isalnum(fileprefix[i]) && fileprefix[i] != '-') + fileprefix[i] = '_'; + } + } + image = malloc(4 * piglit_width * piglit_height); + glReadPixels(0, 0, piglit_width, piglit_height, + base_format, GL_UNSIGNED_BYTE, image); + assert(glGetError() == GL_NO_ERROR); + + asprintf(&filename, "%s%03d.png", fileprefix, frame++); + + printf("Writing %s...\n", filename); + piglit_write_png(filename, base_format, piglit_width, + piglit_height, image, true); + free(filename); + free(image); + } + if (!piglit_automatic) piglit_swap_buffers(); } |