sna: Support a fast composite hook for solitary boxes

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 26 insertions, 0 deletions

diff --git a/src/sna/gen2_render.c b/src/sna/gen2_render.c
index 935dffe8..c0d357d9 100644
--- a/src/sna/gen2_render.c
+++ b/src/sna/gen2_render.c
@@ -950,6 +950,31 @@ gen2_render_composite_blt(struct sna *sna,
 	op->prim_emit(sna, op, r);
 }
 
+fastcall static void
+gen2_render_composite_box(struct sna *sna,
+			  const struct sna_composite_op *op,
+			  const BoxRec *box)
+{
+	struct sna_composite_rectangles r;
+
+	if (!gen2_get_rectangles(sna, op, 1)) {
+		gen2_emit_composite_state(sna, op);
+		gen2_get_rectangles(sna, op, 1);
+	}
+
+	DBG(("  %s: (%d, %d) x (%d, %d)\n", __FUNCTION__,
+	     box->x1, box->y1,
+	     box->x2 - box->x1,
+	     box->y2 - box->y1));
+
+	r.dst.x  = box->x1; r.dst.y  = box->y1;
+	r.width = box->x2 - box->x1;
+	r.height = box->y2 - box->y1;
+	r.src = r.mask = r.dst;
+
+	op->prim_emit(sna, op, &r);
+}
+
 static void
 gen2_render_composite_boxes(struct sna *sna,
 			    const struct sna_composite_op *op,
@@ -1344,6 +1369,7 @@ gen2_render_composite(struct sna *sna,
 	}
 
 	tmp->blt   = gen2_render_composite_blt;
+	tmp->box   = gen2_render_composite_box;
 	tmp->boxes = gen2_render_composite_boxes;
 	tmp->done  = gen2_render_composite_done;