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[render] clear old drawn list if we're the same pile #2318

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nick black 2021-11-14 04:27:20 -05:00
parent 78bbdbd8bb
commit 17788477fc
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1 changed files with 9 additions and 0 deletions
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src/lib/render.c
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@ -910,6 +910,15 @@ track_sprixel_metadata(notcurses* nc, const sprixel* s){
// graphics are not yet visible, and they have not moved.
static int64_t
clean_sprixels(notcurses* nc, ncpile* p, fbuf* f, int scrolls){
// if we were the last pile rendered, we don't need worry about existing
// sprixels; clear out that metadata list.
if(p == nc->rstate.last_pile){
sprixel* s;
while( (s = nc->rstate.sprixels_last_drawn) ){
nc->rstate.sprixels_last_drawn = s->next;
free(s); // just metadata; don't use sprixel_free()
}
}
sprixel* s;
sprixel** parent = &p->sprixelcache;
int64_t bytesemitted = 0;