From 756024e9f1c91d2e4e2e1c092a0b32a84137a45f Mon Sep 17 00:00:00 2001
From: "Huabing.Xu" <dabingnn@gmail.com>
Date: Tue, 4 Mar 2014 15:07:28 +0800
Subject: [PATCH] implement interface setKeepMatrix, setVirtualViewPort

---
 cocos/2d/CCRenderTexture.cpp | 15 +++++++++++++++
 cocos/2d/CCRenderTexture.h   |  2 +-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/cocos/2d/CCRenderTexture.cpp b/cocos/2d/CCRenderTexture.cpp
index 93d7a4599c..ec2e8034b6 100644
--- a/cocos/2d/CCRenderTexture.cpp
+++ b/cocos/2d/CCRenderTexture.cpp
@@ -301,6 +301,21 @@ bool RenderTexture::initWithWidthAndHeight(int w, int h, Texture2D::PixelFormat
     return ret;
 }
 
+void RenderTexture::setKeepMatrix(bool keepMatrix)
+{
+    _keepMatrix = keepMatrix;
+}
+
+void RenderTexture::setVirtualViewPort(const Point& rtBegin, const Rect& fullRect, const Rect& fullViewport)
+{
+    _rtTextureRect.origin.x = rtBegin.x;
+    _rtTextureRect.origin.y = rtBegin.y;
+
+    _fullRect = fullRect;
+
+    _fullviewPort = fullViewport;
+}
+
 void RenderTexture::beginWithClear(float r, float g, float b, float a)
 {
     beginWithClear(r, g, b, a, 0, 0, GL_COLOR_BUFFER_BIT);
diff --git a/cocos/2d/CCRenderTexture.h b/cocos/2d/CCRenderTexture.h
index 0502f7a7b8..4f6f1dfc95 100644
--- a/cocos/2d/CCRenderTexture.h
+++ b/cocos/2d/CCRenderTexture.h
@@ -158,7 +158,7 @@ public:
     virtual void draw(Renderer *renderer, const kmMat4 &transform, bool transformUpdated) override;
 
     void setKeepMatrix(bool keepMatrix);
-    void setVirtualViewPort(Point& rtBegin, Rect& fullRect, Rect& fullViewport);
+    void setVirtualViewPort(const Point& rtBegin, const Rect& fullRect, const Rect& fullViewport);