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evas render - add debug to draw boxes around update regions 

helps debug update regions to see if there is too much overdraw or too
many regions. i smelled too manhy and this showed it. i was right. fix
for too many regions coming next
This commit is contained in:
Carsten Haitzler 2020-06-04 20:23:13 +01:00
parent 6e460922bb
commit 8cfc0ec41b
1 changed files with 29 additions and 0 deletions
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29
src/lib/evas/canvas/evas_render.c
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@ -3277,6 +3277,7 @@ evas_render_updates_internal(Evas *eo_e,
EVAS_RENDER_MODE_SYNC :
EVAS_RENDER_MODE_ASYNC_INIT;
Eina_Bool haveup = EINA_FALSE;
static int show_update_boxes = -1;
MAGIC_CHECK(eo_e, Evas, MAGIC_EVAS);
return EINA_FALSE;
@ -3304,6 +3305,11 @@ evas_render_updates_internal(Evas *eo_e,
double start_time = _time_get();
#endif
if (show_update_boxes == -1)
{
if (getenv("EVAS_RENDER_DEBUG_UPDATE_BOXES")) show_update_boxes = 1;
else show_update_boxes = 0;
}
evas_render_pre(eo_e, evas);
_evas_planes(e);
@ -3610,6 +3616,29 @@ evas_render_updates_internal(Evas *eo_e,
eina_evlog("-render_update", eo_e, 0.0, NULL);
if (!do_async)
{
if (show_update_boxes == 1)
{
static int fn = 0;
void *ctx;
fn++;
ctx = ENFN->context_new(ENC);
ENFN->context_color_set
(ENC, ctx, fn & 0xff, 0x40, 0x20, 0xff);
ENFN->rectangle_draw(ENC, out->output,
ctx, surface,
ux - out->geometry.x, uy - out->geometry.y, uw, 1, do_async);
ENFN->rectangle_draw(ENC, out->output,
ctx, surface,
ux - out->geometry.x, uy - out->geometry.y + uh - 1, uw, 1, do_async);
ENFN->rectangle_draw(ENC, out->output,
ctx, surface,
ux - out->geometry.x, uy - out->geometry.y, 1, uh, do_async);
ENFN->rectangle_draw(ENC, out->output,
ctx, surface,
ux - out->geometry.x + uw - 1, uy - out->geometry.y, 1, uh, do_async);
ENFN->context_free(ENC, ctx);
}
eina_evlog("+render_push", eo_e, 0.0, NULL);
ENFN->output_redraws_next_update_push(ENC, out->output, surface,
ux - out->geometry.x, uy - out->geometry.y, uw, uh,