From 69883ef9a575dfcaab6a60519c16db9a0ea6aa2f Mon Sep 17 00:00:00 2001
From: Darkspear7 <blaj.dragos@gmail.com>
Date: Sat, 27 Dec 2014 15:39:06 +0200
Subject: [PATCH] Changed set_clip_rect parameter to an option

---
 src/sdl2/render.rs | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/sdl2/render.rs b/src/sdl2/render.rs
index 31242c23..84582d5f 100644
--- a/src/sdl2/render.rs
+++ b/src/sdl2/render.rs
@@ -422,8 +422,16 @@ impl Renderer {
         rect
     }
 
-    pub fn set_clip_rect(&self, rect: &Rect) -> SdlResult<()> {
-        let ret = unsafe { ll::SDL_RenderSetClipRect(self.raw, rect) };
+    pub fn set_clip_rect(&self, rect: Option<Rect>) -> SdlResult<()> {
+        let ret = unsafe { 
+            ll::SDL_RenderSetClipRect(
+                self.raw, 
+                match rect {
+                    Some(ref rect) => rect as *const _,
+                    None => ptr::null()
+                }
+            ) 
+        };
 
         if ret == 0 { Ok(()) }
         else { Err(get_error()) }