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stage-impl: Trace the damage region

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Describes the RedrawViewPrimary trace scope with the total area of the
damage and the individual rects with the format:

  AREA[ X,Y,W,H]*

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3952>
This commit is contained in:
Sebastian Wick 2024-08-14 13:18:07 +02:00 committed by Marge Bot
parent 777c635076
commit 322ac42a65
1 changed files with 26 additions and 0 deletions
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26
src/backends/meta-stage-impl.c
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@ -679,6 +679,32 @@ meta_stage_impl_redraw_view_primary (MetaStageImpl *stage_impl,
paint_stage (stage_impl, stage_view, redraw_clip, frame);
}
if (G_UNLIKELY (cogl_is_tracing_enabled ()))
{
g_autoptr (GString) rects_str = NULL;
g_autofree char *area_str = NULL;
int n_rectangles, i;
int area = 0;
rects_str = g_string_new ("");
n_rectangles = mtk_region_num_rectangles (redraw_clip);
for (i = 0; i < n_rectangles; i++)
{
MtkRectangle rect = mtk_region_get_rectangle (redraw_clip, i);
area += mtk_rectangle_area (&rect);
g_string_append_printf (rects_str, " %d,%d,%d,%d",
rect.x, rect.y, rect.width, rect.height);
}
area_str = g_strdup_printf ("%d", area);
g_string_prepend (rects_str, area_str);
COGL_TRACE_DESCRIBE (RedrawViewPrimary, rects_str->str);
}
g_clear_pointer (&redraw_clip, mtk_region_unref);
g_clear_pointer (&fb_clip_region, mtk_region_unref);