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clients/simple-dmabuf-feedback: prettify output 

- Use more consistent style, e.g. the tree structure uses
  the same indentation level throughout
- Swap format name and code for consistency with modifiers
- Use constants for ASCII art (taken from drm_info)

Signed-off-by: Simon Ser <contact@emersion.fr>
This commit is contained in:
Simon Ser 2022-05-02 19:36:07 +02:00
parent e6a9e3c4ee
commit 6122765203
1 changed files with 13 additions and 9 deletions
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22
clients/simple-dmabuf-feedback.c
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@ -49,6 +49,11 @@
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#define L_LINE "│ "
#define L_VAL "├───"
#define L_LAST "└───"
#define L_GAP " "
#define NUM_BUFFERS 4
/* We have to hack the DRM-backend to pretend that planes of the underlying
@ -1062,8 +1067,7 @@ dmabuf_feedback_main_device(void *data,
drm_node = get_drm_node(feedback->main_device, false);
assert(drm_node && "error: failed to retrieve drm node");
fprintf(stderr, "compositor sent main_device event for dma-buf feedback - %s\n",
drm_node);
fprintf(stderr, "feedback: main device %s\n", drm_node);
if (!window->card_fd) {
window->card_fd = open(drm_node, O_RDWR | O_CLOEXEC);
@ -1172,12 +1176,12 @@ print_tranche_format_modifier(uint32_t format, uint64_t modifier)
char fourcc_str[5];
fourcc2str(format, fourcc_str, sizeof(fourcc_str));
len = asprintf(&format_str, "0x%08x (%s)", format, fourcc_str);
len = asprintf(&format_str, "%s (0x%08x)", fourcc_str, format);
}
assert(len > 0);
fprintf(stderr, "│ ├────────tranche format/modifier pair - format %s, modifier %s\n",
format_str, mod_name);
fprintf(stderr, L_LINE L_VAL " format %s, modifier %s\n",
format_str, mod_name);
free(format_str);
free(mod_name);
@ -1193,14 +1197,14 @@ print_dmabuf_feedback_tranche(struct dmabuf_feedback_tranche *tranche)
drm_node = get_drm_node(tranche->target_device, tranche->is_scanout_tranche);
assert(drm_node && "error: could not retrieve drm node");
fprintf(stderr, "├──────target_device for tranche - %s\n", drm_node);
fprintf(stderr, "│ └scanout tranche? %s\n", tranche->is_scanout_tranche ? "yes" : "no");
fprintf(stderr, L_VAL " tranche: target device %s, %s\n",
drm_node, tranche->is_scanout_tranche ? "scanout" : "no flags");
wl_array_for_each(fmt, &tranche->formats.arr)
wl_array_for_each(mod, &fmt->modifiers)
print_tranche_format_modifier(fmt->format, *mod);
fprintf(stderr, "│ └end of tranche\n");
fprintf(stderr, L_LINE L_LAST " end of tranche\n");
}
static void
@ -1278,7 +1282,7 @@ dmabuf_feedback_done(void *data, struct zwp_linux_dmabuf_feedback_v1 *dmabuf_fee
struct dmabuf_feedback_tranche *tranche;
unsigned int i;
fprintf(stderr, "└end of dma-buf feedback\n\n");
fprintf(stderr, L_LAST " end of dma-buf feedback\n\n");
/* The first time that we receive dma-buf feedback for a surface it
* contains only the renderer tranche. We pick the INITIAL_BUFFER_FORMAT