From 683cda0b91c2b46c03e940e66a00afd343058317 Mon Sep 17 00:00:00 2001
From: Yuxuan Shui <yshuiv7@gmail.com>
Date: Sat, 10 Nov 2018 11:55:52 +0000
Subject: [PATCH] Set clip region on the target picture

Setting it on the target buffer picture has no effect. Fix performance
problem when using xrender with virtual box.

Fixes #40

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
---
 src/compton.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/compton.c b/src/compton.c
index 1542a66..13cf52e 100644
--- a/src/compton.c
+++ b/src/compton.c
@@ -1871,7 +1871,7 @@ paint_all(session_t *ps, region_t *region, const region_t *region_real, win * co
   }
 
   if (BKEND_XRENDER == ps->o.backend) {
-    x_set_picture_clip_region(ps, ps->tgt_buffer.pict, 0, 0, region_real);
+    x_set_picture_clip_region(ps, ps->tgt_picture, 0, 0, region_real);
   }
 
   region_t reg_tmp, *reg_paint;