Fix #35240: command line -t number of threads option did not work for cycles.

Now it works for blender internal, cycles and other multithreading code in
Blender in both background and UI mode.

1 files changed, 2 insertions, 6 deletions

diff --git a/source/blender/editors/sculpt_paint/paint_image_proj.c b/source/blender/editors/sculpt_paint/paint_image_proj.c
index 3dff3c7846a..7523d10996a 100644
--- a/source/blender/editors/sculpt_paint/paint_image_proj.c
+++ b/source/blender/editors/sculpt_paint/paint_image_proj.c
@@ -3047,12 +3047,8 @@ static void project_paint_begin(ProjPaintState *ps)
 	 * threads is being able to fill in multiple buckets at once.
 	 * Only use threads for bigger brushes. */
 
-	if (ps->scene->r.mode & R_FIXED_THREADS) {
-		ps->thread_tot = ps->scene->r.threads;
-	}
-	else {
-		ps->thread_tot = BLI_system_thread_count();
-	}
+	ps->thread_tot = BKE_scene_num_threads(ps->scene);
+
 	for (a = 0; a < ps->thread_tot; a++) {
 		ps->arena_mt[a] = BLI_memarena_new(1 << 16, "project paint arena");
 	}