mirror of https://github.com/axmolengine/axmol.git
75 lines
2.3 KiB
C++
75 lines
2.3 KiB
C++
/****************************************************************************
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Copyright (c) 2009 On-Core
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Copyright (c) 2010-2012 cocos2d-x.org
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Copyright (C) 2013-2014 Chukong Technologies Inc.
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#ifndef __EFFECTS_CCGRABBER_H__
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#define __EFFECTS_CCGRABBER_H__
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#include "base/CCRef.h"
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#include "platform/CCGL.h"
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NS_CC_BEGIN
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class Texture2D;
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/**
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* @addtogroup effects
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* @{
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*/
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/** FBO class that grabs the the contents of the screen */
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class Grabber : public Ref
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{
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public:
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/**
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Constructor.
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* @js ctor
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*/
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Grabber(void);
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/**
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Destructor.
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* @js NA
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* @lua NA
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*/
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~Grabber(void);
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/**Init the grab structure, will set the texture as the FBO color attachment.*/
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void grab(Texture2D *texture);
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/**Begin capture the screen, which will save the old FBO, clear color, and set the new FBO, clear the background.*/
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void beforeRender(Texture2D *texture);
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/**After capture, will reset the old FBO and clear color.*/
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void afterRender(Texture2D *texture);
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protected:
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GLuint _FBO;
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GLint _oldFBO;
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GLfloat _oldClearColor[4];
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};
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// end of effects group
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/// @}
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NS_CC_END
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#endif // __EFFECTS_CCGRABBER_H__
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