From 384041a9500963514a1055b0b50f1accaede7e40 Mon Sep 17 00:00:00 2001
From: "Huabing.Xu" <dabingnn@gmail.com>
Date: Mon, 18 May 2015 10:31:17 +0800
Subject: [PATCH] improve the perfermance of clear background for camera

---
 cocos/2d/CCCamera.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cocos/2d/CCCamera.cpp b/cocos/2d/CCCamera.cpp
index d72d2c8053..2659dd9c64 100644
--- a/cocos/2d/CCCamera.cpp
+++ b/cocos/2d/CCCamera.cpp
@@ -396,7 +396,7 @@ void Camera::clearBackground(float depth)
     quad.tr.texCoords = Tex2F(1,1);
     
     auto shader = GLProgramCache::getInstance()->getGLProgram(GLProgram::SHADER_CAMERA_CLEAR);
-    auto programState = GLProgramState::create(shader);
+    auto programState = GLProgramState::getOrCreateWithGLProgram(shader);
     programState->setUniformFloat("depth", 1.0);
     programState->apply(Mat4());
     GLshort indices[6] = {0, 1, 2, 3, 2, 1};