From 9d2fca6d3421fa8907f041d1eec59fe728a5748b Mon Sep 17 00:00:00 2001
From: yangxiao <yangxiao@cocos2d-x.org>
Date: Mon, 9 Nov 2015 10:42:12 +0800
Subject: [PATCH] fix cull face for render queue

---
 cocos/renderer/CCRenderer.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/cocos/renderer/CCRenderer.cpp b/cocos/renderer/CCRenderer.cpp
index acda214a5a..50f27d1dbb 100644
--- a/cocos/renderer/CCRenderer.cpp
+++ b/cocos/renderer/CCRenderer.cpp
@@ -557,6 +557,9 @@ void Renderer::visitRenderQueue(RenderQueue& queue)
             RenderState::StateBlock::_defaultState->setDepthWrite(false);
             RenderState::StateBlock::_defaultState->setBlend(true);
         }
+        glDisable(GL_CULL_FACE);
+        RenderState::StateBlock::_defaultState->setCullFace(false);
+        
         for (auto it = zNegQueue.cbegin(); it != zNegQueue.cend(); ++it)
         {
             processRenderCommand(*it);
@@ -574,9 +577,11 @@ void Renderer::visitRenderQueue(RenderQueue& queue)
         glEnable(GL_DEPTH_TEST);
         glDepthMask(true);
         glDisable(GL_BLEND);
+        glEnable(GL_CULL_FACE);
         RenderState::StateBlock::_defaultState->setDepthTest(true);
         RenderState::StateBlock::_defaultState->setDepthWrite(true);
         RenderState::StateBlock::_defaultState->setBlend(false);
+        RenderState::StateBlock::_defaultState->setCullFace(true);
 
 
         for (auto it = opaqueQueue.cbegin(); it != opaqueQueue.cend(); ++it)
@@ -595,10 +600,12 @@ void Renderer::visitRenderQueue(RenderQueue& queue)
         glEnable(GL_DEPTH_TEST);
         glDepthMask(false);
         glEnable(GL_BLEND);
+        glEnable(GL_CULL_FACE);
 
         RenderState::StateBlock::_defaultState->setDepthTest(true);
         RenderState::StateBlock::_defaultState->setDepthWrite(false);
         RenderState::StateBlock::_defaultState->setBlend(true);
+        RenderState::StateBlock::_defaultState->setCullFace(true);
 
 
         for (auto it = transQueue.cbegin(); it != transQueue.cend(); ++it)
@@ -636,6 +643,9 @@ void Renderer::visitRenderQueue(RenderQueue& queue)
             RenderState::StateBlock::_defaultState->setBlend(true);
 
         }
+        glDisable(GL_CULL_FACE);
+        RenderState::StateBlock::_defaultState->setCullFace(false);
+        
         for (auto it = zZeroQueue.cbegin(); it != zZeroQueue.cend(); ++it)
         {
             processRenderCommand(*it);
@@ -671,6 +681,8 @@ void Renderer::visitRenderQueue(RenderQueue& queue)
             RenderState::StateBlock::_defaultState->setBlend(true);
             
         }
+        glDisable(GL_CULL_FACE);
+        RenderState::StateBlock::_defaultState->setCullFace(false);
         
         for (auto it = zPosQueue.cbegin(); it != zPosQueue.cend(); ++it)
         {