From d4c1672f2e51f17dd6d125c37ec2ef058faf5d69 Mon Sep 17 00:00:00 2001
From: Javier Sancho <jsf@jsancho.org>
Date: Tue, 8 Oct 2019 12:24:49 +0200
Subject: [PATCH] Source rect for begin scene can be NULL

---
 src/IVideoDriver.cpp | 21 ++++++++++++---------
 1 file changed, 12 insertions(+), 9 deletions(-)

diff --git a/src/IVideoDriver.cpp b/src/IVideoDriver.cpp
index 517275d..86d7347 100644
--- a/src/IVideoDriver.cpp
+++ b/src/IVideoDriver.cpp
@@ -38,18 +38,21 @@ extern "C" {
     irr::video::SExposedVideoData vdata = irr::video::SExposedVideoData();
 
     // Source rect
-    irr::core::rect<irr::s32> rect =            \
-      irr::core::rect<irr::s32>(sourceRect->x,
-                                sourceRect->y,
-                                sourceRect->x2,
-                                sourceRect->y2);
+    irr::core::rect<irr::s32> rect;
+    if (sourceRect != NULL)
+      {
+        rect = irr::core::rect<irr::s32>(sourceRect->x,
+                                         sourceRect->y,
+                                         sourceRect->x2,
+                                         sourceRect->y2);
+      }
 
     // Begin scene
     return ((irr::video::IVideoDriver*)driver)->beginScene(backBuffer,
-                                                          zBuffer,
-                                                          col,
-                                                          vdata,
-                                                          &rect);
+                                                           zBuffer,
+                                                           col,
+                                                           vdata,
+                                                           sourceRect != NULL ? &rect : 0);
   }
 
   bool irr_video_IVideoDriver_endScene(void* driver)
-- 
2.39.2