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Revert "Sculpt: Remove partial viewport updates from sculpt stroke code" 

This reverts commit 394b48029c.

Leaving this here does not affect performance in any significant way and it may be useful in the future.

Reviewed By: brecht

Differential Revision: https://developer.blender.org/D6688
This commit is contained in:
Pablo Dobarro 2020-01-28 01:22:30 +01:00
parent 78cf61cc62
commit 51b67218ae
1 changed files with 18 additions and 2 deletions
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20
source/blender/editors/sculpt_paint/sculpt.c
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@ -7537,7 +7537,9 @@ static void sculpt_flush_update_step(bContext *C, SculptUpdateType update_flags)
ED_region_tag_redraw(ar);
}
else {
/* Fast path where we just update the BVH nodes that changed. */
/* Fast path where we just update the BVH nodes that changed, and redraw
* only the part of the 3D viewport where changes happened. */
rcti r;
if (update_flags & SCULPT_UPDATE_COORDS) {
BKE_pbvh_update_bounds(ss->pbvh, PBVH_UpdateBB);
@ -7547,7 +7549,21 @@ static void sculpt_flush_update_step(bContext *C, SculptUpdateType update_flags)
sculpt_update_object_bounding_box(ob);
}
ED_region_tag_redraw(ar);
if (sculpt_get_redraw_rect(ar, CTX_wm_region_view3d(C), ob, &r)) {
if (ss->cache) {
ss->cache->current_r = r;
}
/* previous is not set in the current cache else
* the partial rect will always grow */
sculpt_extend_redraw_rect_previous(ob, &r);
r.xmin += ar->winrct.xmin - 2;
r.xmax += ar->winrct.xmin + 2;
r.ymin += ar->winrct.ymin - 2;
r.ymax += ar->winrct.ymin + 2;
ED_region_tag_redraw_partial(ar, &r, true);
}
}
}