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Optimise box redraws some more by discarding simple subsets

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This commit is contained in:
Chris Young 2013-02-06 18:44:41 +00:00
parent 7c671378aa
commit 02115a8958
1 changed files with 15 additions and 7 deletions
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22
amiga/gui.c
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@ -3818,16 +3818,24 @@ static bool gui_window_update_box_deferred_check(struct MinList *deferred_rects,
node = (struct nsObject *)GetHead((struct List *)deferred_rects);
do {
nnode=(struct nsObject *)GetSucc((struct Node *)node);
rect = (struct rect *)node->objstruct;
if((rect->x0 == new_rect->x0) &&
(rect->y0 == new_rect->y0) &&
(rect->x1 == new_rect->x1) &&
(rect->y1 == new_rect->y1)) {
if((rect->x0 <= new_rect->x0) &&
(rect->y0 <= new_rect->y0) &&
(rect->x1 >= new_rect->x1) &&
(rect->y1 >= new_rect->y1)) {
return false;
}
nnode=(struct nsObject *)GetSucc((struct Node *)node);
if ((new_rect->x0 <= rect->x0) &&
(new_rect->y0 <= rect->y0) &&
(new_rect->x1 >= rect->x1) &&
(new_rect->y1 >= rect->y1)) {
LOG(("Removing queued redraw that is a subset of new box redraw"));
DelObject(node);
/* Don't return - we might find more */
}
} while(node = nnode);
return true;
@ -3847,7 +3855,7 @@ void gui_window_update_box(struct gui_window *g, const struct rect *rect)
nsobj = AddObject(g->deferred_rects, AMINS_RECT);
nsobj->objstruct = deferred_rect;
} else {
LOG(("Ignoring duplicate box redraw already queued"));
LOG(("Ignoring duplicate or subset of queued box redraw"));
}
}