cocos2d-x  3.0-rc0
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BlendProtocol Class Referenceabstract

Specify the blending function according glBlendFunc Please refer to glBlendFunc in OpenGL ES Manual http://www.khronos.org/opengles/sdk/docs/man/xhtml/glBlendFunc.xml for more details. More...

#include <CCProtocols.h>

Inheritance diagram for BlendProtocol:
LabelBMFont LabelTTF LayerColor TextureProtocol Armature Skeleton TextFieldTTF LayerGradient AtlasNode MotionStreak ParticleBatchNode ParticleSystem Sprite SpriteBatchNode SkeletonAnimation

Public Member Functions

virtual ~BlendProtocol ()
virtual void setBlendFunc (const BlendFunc &blendFunc)=0
 Sets the source blending function. More...
 
virtual const BlendFunc & getBlendFunc () const =0
 Returns the blending function that is currently being used. More...
 

Detailed Description

Specify the blending function according glBlendFunc Please refer to glBlendFunc in OpenGL ES Manual http://www.khronos.org/opengles/sdk/docs/man/xhtml/glBlendFunc.xml for more details.

Constructor & Destructor Documentation

virtual ~BlendProtocol ( )
inlinevirtual

Member Function Documentation

virtual const BlendFunc&
getBlendFunc 		( ) const
pure virtual

Returns the blending function that is currently being used.

Returns
A BlendFunc structure with source and destination factor which specified pixel arithmetic.

Implemented in Sprite, ParticleSystem, LayerColor, Armature, SpriteBatchNode, LabelTTF, ParticleBatchNode, LabelBMFont, MotionStreak, Skeleton, and AtlasNode.

virtual void setBlendFunc ( const BlendFunc &  blendFunc)
pure virtual

Sets the source blending function.

Parameters
blendFuncA structure with source and destination factor to specify pixel arithmetic, e.g. {GL_ONE, GL_ONE}, {GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA}.

Implemented in Sprite, ParticleSystem, LayerColor, Armature, SpriteBatchNode, LabelTTF, ParticleBatchNode, LabelBMFont, MotionStreak, Skeleton, and AtlasNode.

The documentation for this class was generated from the following file: