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https://github.com/geode-sdk/geode.git
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126 lines
3.7 KiB
C++
Vendored
126 lines
3.7 KiB
C++
Vendored
/*
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* cocos2d for iPhone: http://www.cocos2d-iphone.org
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* cocos2d-x: http://www.cocos2d-x.org
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*
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* Copyright (c) 2012 Pierre-David Bélanger
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* Copyright (c) 2012 cocos2d-x.org
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*
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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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*
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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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*
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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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*/
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#ifndef __MISCNODE_CCCLIPPING_NODE_H__
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#define __MISCNODE_CCCLIPPING_NODE_H__
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#include "../base_nodes/CCNode.h"
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#include "../platform/CCGL.h"
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NS_CC_BEGIN
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/** CCClippingNode is a subclass of CCNode.
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It draws its content (childs) clipped using a stencil.
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The stencil is an other CCNode that will not be drawn.
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The clipping is done using the alpha part of the stencil (adjusted with an alphaThreshold).
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*/
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class CC_DLL CCClippingNode : public CCNode
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{
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GEODE_FRIEND_MODIFY
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protected:
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CCNode* m_pStencil;
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GLfloat m_fAlphaThreshold;
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bool m_bInverted;
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public:
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/** Creates and initializes a clipping node without a stencil.
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*/
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static CCClippingNode* create();
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/** Creates and initializes a clipping node with an other node as its stencil.
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The stencil node will be retained.
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*/
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static CCClippingNode* create(CCNode *pStencil);
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/**
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* @js NA
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* @lua NA
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*/
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virtual ~CCClippingNode();
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/** Initializes a clipping node without a stencil.
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*/
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virtual bool init();
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/** Initializes a clipping node with an other node as its stencil.
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The stencil node will be retained, and its parent will be set to this clipping node.
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*/
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virtual bool init(CCNode *pStencil);
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/**
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* @js NA
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* @lua NA
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*/
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virtual void onEnter();
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/**
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* @js NA
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* @lua NA
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*/
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virtual void onEnterTransitionDidFinish();
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/**
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* @js NA
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* @lua NA
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*/
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virtual void onExitTransitionDidStart();
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/**
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* @js NA
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* @lua NA
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*/
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virtual void onExit();
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virtual void visit();
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/** The CCNode to use as a stencil to do the clipping.
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The stencil node will be retained.
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This default to nil.
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*/
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CCNode* getStencil() const;
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void setStencil(CCNode *pStencil);
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/** The alpha threshold.
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The content is drawn only where the stencil have pixel with alpha greater than the alphaThreshold.
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Should be a float between 0 and 1.
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This default to 1 (so alpha test is disabled).
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*/
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GLfloat getAlphaThreshold() const;
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void setAlphaThreshold(GLfloat fAlphaThreshold);
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/** Inverted. If this is set to YES,
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the stencil is inverted, so the content is drawn where the stencil is NOT drawn.
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This default to NO.
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*/
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bool isInverted() const;
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void setInverted(bool bInverted);
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GEODE_CUSTOM_CONSTRUCTOR_COCOS(CCClippingNode, CCNode);
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protected:
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CCClippingNode();
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};
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NS_CC_END
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#endif // __MISCNODE_CCCLIPPING_NODE_H__
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