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perf(draw): only dispatch refreshing disp (#8305)

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This commit is contained in:
yushuailong
2025-06-09 16:31:28 +08:00
committed by GitHub
parent cb85b35217
commit 74bb8210d9
1 changed files with 6 additions and 7 deletions
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src/draw/lv_draw.c
+6 -7
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@@ -213,19 +213,18 @@ void lv_draw_dispatch(void)
{ {
LV_PROFILER_DRAW_BEGIN; LV_PROFILER_DRAW_BEGIN;
bool task_dispatched = false; bool task_dispatched = false;
lv_display_t * disp = lv_display_get_next(NULL); lv_display_t * disp = lv_refr_get_disp_refreshing();
while(disp) { if(disp != NULL) {
lv_layer_t * layer = disp->layer_head; lv_layer_t * layer = disp->layer_head;
while(layer) { while(layer) {
if(lv_draw_dispatch_layer(disp, layer)) if(lv_draw_dispatch_layer(disp, layer))
task_dispatched = true; task_dispatched = true;
layer = layer->next; layer = layer->next;
} }
if(!task_dispatched) { }
lv_draw_wait_for_finish(); if(!task_dispatched) {
lv_draw_dispatch_request(); lv_draw_wait_for_finish();
} lv_draw_dispatch_request();
disp = lv_display_get_next(disp);
} }
LV_PROFILER_DRAW_END; LV_PROFILER_DRAW_END;
} }