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trace: Add annotations for solid buffers

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Added as an example of adding another layer of nesting, to show
the entry point for the Generic (which has no parent), and
a helper function for nesting inside another structure.

Signed-off-by: Derek Foreman <derek.foreman@collabora.com>
This commit is contained in:
Derek Foreman 2026-05-05 21:27:36 -05:00
parent 0fd4c20660
commit 099e4724e6
2 changed files with 43 additions and 1 deletions
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38
libweston/perfetto/annotations.c
View file

@ -31,6 +31,13 @@
#include "shared/weston-assert.h"
#include "weston-trace.h"
static void
do_annotate_solid_buffer_values(struct weston_debug_annotations *annots,
unsigned char parent,
const char *key,
unsigned char key_size,
const struct weston_solid_buffer_values *values);
static void
do_annotate_buffer(struct weston_debug_annotations *annots,
unsigned char parent,
@ -148,10 +155,36 @@ create_container(struct weston_debug_annotations *annots,
int: do_annotate_int, \
float: do_annotate_float, \
struct weston_buffer *:do_annotate_buffer, \
const struct weston_buffer *:do_annotate_buffer \
const struct weston_buffer *:do_annotate_buffer, \
struct weston_solid_buffer_values *:do_annotate_solid_buffer_values, \
const struct weston_solid_buffer_values *: do_annotate_solid_buffer_values \
) (annots, parent, key, sizeof(key), value); \
} while (0)
static void
do_annotate_solid_buffer_values(struct weston_debug_annotations *annots,
unsigned char parent,
const char *key,
unsigned char key_size,
const struct weston_solid_buffer_values *values)
{
unsigned char container_id = create_container(annots, parent, key, key_size);
ADD(annots, container_id, "red", values->r);
ADD(annots, container_id, "green", values->g);
ADD(annots, container_id, "blue", values->b);
ADD(annots, container_id, "alpha", values->a);
}
WL_EXPORT void
perfetto_annotate_solid_buffer_values(struct weston_debug_annotations *annots,
const char *key,
unsigned char key_size,
const struct weston_solid_buffer_values *values)
{
do_annotate_solid_buffer_values(annots, annots->count, key, key_size, values);
}
static void
do_annotate_buffer(struct weston_debug_annotations *annots,
unsigned char parent,
@ -165,6 +198,9 @@ do_annotate_buffer(struct weston_debug_annotations *annots,
ADD(annots, container_id, "modifier", buffer->format_modifier_name);
ADD(annots, container_id, "width", buffer->width);
ADD(annots, container_id, "height", buffer->height);
if (buffer->type == WESTON_BUFFER_SOLID)
ADD(annots, container_id, "solid", &buffer->solid);
}
WL_EXPORT void

6
libweston/perfetto/annotations.h
View file

@ -52,3 +52,9 @@ perfetto_annotate_buffer(struct weston_debug_annotations *annots,
const char *key,
unsigned char key_size,
const struct weston_buffer *buffer);
void
perfetto_annotate_solid_buffer_values(struct weston_debug_annotations *annots,
const char *key,
unsigned char key_size,
const struct weston_solid_buffer_values *values);