From ace9933d72aa1c3574418ab50af8c009cefcbde8 Mon Sep 17 00:00:00 2001
From: huangshiwu <huangsw1@gmail.com>
Date: Fri, 7 Nov 2014 10:05:29 +0800
Subject: [PATCH] fix ui crash bug caused by DrawNode

---
 cocos/2d/CCDrawNode.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cocos/2d/CCDrawNode.cpp b/cocos/2d/CCDrawNode.cpp
index 3edbe0bbac..7093a6b4e5 100644
--- a/cocos/2d/CCDrawNode.cpp
+++ b/cocos/2d/CCDrawNode.cpp
@@ -348,6 +348,7 @@ void DrawNode::onDraw(const Mat4 &transform, uint32_t flags)
     }
 
     glDrawArrays(GL_TRIANGLES, 0, _bufferCount);
+    glBindBuffer(GL_ARRAY_BUFFER, 0);
     
     CC_INCREMENT_GL_DRAWN_BATCHES_AND_VERTICES(1, _bufferCount);
     CHECK_GL_ERROR_DEBUG();
@@ -382,6 +383,7 @@ void DrawNode::onDrawGLLine(const Mat4 &transform, uint32_t flags)
     }
     glLineWidth(2);
     glDrawArrays(GL_LINES, 0, _bufferCountGLLine);
+    glBindBuffer(GL_ARRAY_BUFFER, 0);
     
     CC_INCREMENT_GL_DRAWN_BATCHES_AND_VERTICES(1,_bufferCountGLLine);
     CHECK_GL_ERROR_DEBUG();
@@ -418,6 +420,7 @@ void DrawNode::onDrawGLPoint(const Mat4 &transform, uint32_t flags)
     }
     
     glDrawArrays(GL_POINTS, 0, _bufferCountGLPoint);
+    glBindBuffer(GL_ARRAY_BUFFER, 0);
     
     CC_INCREMENT_GL_DRAWN_BATCHES_AND_VERTICES(1,_bufferCountGLPoint);
     CHECK_GL_ERROR_DEBUG();