添加了一个给屏幕取快照的接口

zhangyufei49 · Sep 16, 2014 · 7ea362d · 7ea362d
1 parent 3dd2baf
commit 7ea362d
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diff --git a/Classes/FilterNode.cpp b/Classes/FilterNode.cpp
@@ -146,6 +146,20 @@ GaussianBlur*GaussianBlur::screenBlurNodeInstance()
 	return _scSizeBlurNode;
 }
 
+GaussianBlur* GaussianBlur::takeScreenCapture()
+{
+	GaussianBlur* n = screenBlurNodeInstance();
+	CCNode* s = CCDirector::sharedDirector()->getRunningScene();
+	if (s) {
+		CCPoint a = s->getAnchorPoint();
+		s->setAnchorPoint(CCPointZero);
+		n->reset(s);
+		s->setAnchorPoint(a);
+		return n;
+	}
+	return NULL;
+}
+
 bool GaussianBlur::init(CCNode* src, const CCSize& size, bool reused)
 {
 	bool bRet = false;

diff --git a/Classes/FilterNode.h b/Classes/FilterNode.h
@@ -84,6 +84,7 @@ class GaussianBlur : public CCNode, public FilterProto
 	 * @brief screenBlurNode 获取一个屏幕大小的模糊单例
 	 */
 	static GaussianBlur*		screenBlurNodeInstance();
+	static GaussianBlur*		takeScreenCapture();
 public:
 	bool 				init(CCNode* src, const CCSize& size, bool reused = false);
 	/**