diff options
| author | Sergey Sharybin <sergey.vfx@gmail.com> | 2012-10-08 15:48:51 +0400 |
|---|---|---|
| committer | Sergey Sharybin <sergey.vfx@gmail.com> | 2012-10-08 15:48:51 +0400 |
| commit | db54caf430071090b9e3bfa86deba778166447ef (patch) | |
| tree | 4c6c209dde3f4d5cca7dddca35411e5592497912 | |
| parent | 10547d4c67388b909d6def623bca82d19b751880 (diff) | |
Fix #32800: Cycles viewport incredible slow with high number of tiles
Final rendering is clamping tile resolution if it's too small, which was missing for viewport
| -rw-r--r-- | source/blender/editors/space_view3d/view3d_draw.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/source/blender/editors/space_view3d/view3d_draw.c b/source/blender/editors/space_view3d/view3d_draw.c index c6bcbfbf50d..c5246b1ad1f 100644 --- a/source/blender/editors/space_view3d/view3d_draw.c +++ b/source/blender/editors/space_view3d/view3d_draw.c @@ -2856,6 +2856,12 @@ static int view3d_main_area_draw_engine(const bContext *C, ARegion *ar, int draw engine->tile_x = ceil(ar->winx / (float)scene->r.xparts); engine->tile_y = ceil(ar->winy / (float)scene->r.yparts); + /* clamp small tile sizes to prevent inefficient threading utilization + * the same happens for final renders as well + */ + engine->tile_x = MAX2(engine->tile_x, 64); + engine->tile_y = MAX2(engine->tile_x, 64); + type->view_update(engine, C); rv3d->render_engine = engine; |