From 7e7c3aeb1cab5f36424d74aeed3138941e5564ad Mon Sep 17 00:00:00 2001
From: visiblelight <visiblelight@gmail.com>
Date: Thu, 17 Jul 2014 19:53:35 +0800
Subject: [PATCH] The orientation of render texture should be rotated when
 _keepMatrix is true

---
 cocos/2d/CCRenderTexture.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/cocos/2d/CCRenderTexture.cpp b/cocos/2d/CCRenderTexture.cpp
index 4c30dc378e..b5f16595b6 100644
--- a/cocos/2d/CCRenderTexture.cpp
+++ b/cocos/2d/CCRenderTexture.cpp
@@ -570,6 +570,14 @@ void RenderTexture::onBegin()
         Mat4::createOrthographicOffCenter((float)-1.0 / widthRatio, (float)1.0 / widthRatio, (float)-1.0 / heightRatio, (float)1.0 / heightRatio, -1, 1, &orthoMatrix);
         director->multiplyMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION, orthoMatrix);
     }
+    else
+    {
+#if CC_TARGET_PLATFORM == CC_PLATFORM_WP8
+        Mat4 modifiedProjection = director->getMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION);
+        modifiedProjection = CCEGLView::sharedOpenGLView()->getReverseOrientationMatrix() * modifiedProjection;
+        director->loadMatrix(MATRIX_STACK_TYPE::MATRIX_STACK_PROJECTION, modifiedProjection);
+#endif
+    }
     
     //calculate viewport
     {