Visualization Library 2.0.0-b3

A lightweight C++ OpenGL middleware for 2D/3D graphics

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vl::BlendFunc Class Reference

RenderState wrapping the OpenGL function glBlendFunc(), see also http://www.opengl.org/sdk/docs/man/xhtml/glBlendFunc.xml for more information. More...

#include <Shader.hpp>

+ Inheritance diagram for vl::BlendFunc:

Public Member Functions

 BlendFunc (EBlendFactor src_rgb=BF_SRC_ALPHA, EBlendFactor dst_rgb=BF_ONE_MINUS_SRC_ALPHA, EBlendFactor src_alpha=BF_SRC_ALPHA, EBlendFactor dst_alpha=BF_ONE_MINUS_SRC_ALPHA)
 
virtual ERenderState type () const
 
virtual void apply (int index, const Camera *, OpenGLContext *ctx) const
 The parameter cameara is NULL if we are disabling the state, non-NULL if we are enabling it. More...
 
void set (EBlendFactor src_rgb, EBlendFactor dst_rgb, EBlendFactor src_alpha, EBlendFactor dst_alpha)
 
void set (EBlendFactor src_rgba, EBlendFactor dst_rgba)
 
void setSrcRGB (EBlendFactor factor)
 
void setDstRGB (EBlendFactor factor)
 
void setSrcAlpha (EBlendFactor factor)
 
void setDstAlpha (EBlendFactor factor)
 
EBlendFactor srcRGB () const
 
EBlendFactor dstRGB () const
 
EBlendFactor srcAlpha () const
 
EBlendFactor dstAlpha () const
 
virtual ref< RenderStateclone () const
 
- Public Member Functions inherited from vl::RenderStateNonIndexed
 RenderStateNonIndexed ()
 
- Public Member Functions inherited from vl::RenderState
 RenderState ()
 
- Public Member Functions inherited from vl::Object
 Object ()
 Constructor. More...
 
 Object (const Object &other)
 Copy constructor: copies the name, ref count mutex and user data. More...
 
Objectoperator= (const Object &other)
 Copy operator: copies the object's name, ref count mutex and user data. More...
 
const std::string & objectName () const
 The name of the object, by default set to the object's class name. More...
 
void setObjectName (const char *name)
 The name of the object, by default set to the object's class name in debug builds. More...
 
void setObjectName (const std::string &name)
 The name of the object, by default set to the object's class name in debug builds. More...
 
void setRefCountMutex (IMutex *mutex)
 The mutex used to protect the reference counting of an Object across multiple threads. More...
 
IMutexrefCountMutex ()
 The mutex used to protect the reference counting of an Object across multiple threads. More...
 
const IMutexrefCountMutex () const
 The mutex used to protect the reference counting of an Object across multiple threads. More...
 
int referenceCount () const
 Returns the number of references of an object. More...
 
void incReference () const
 Increments the reference count of an object. More...
 
void decReference ()
 Decrements the reference count of an object and deletes it if both automaticDelete() is true the count reaches 0. More...
 
void setAutomaticDelete (bool autodel_on)
 If set to true the Object is deleted when its reference count reaches 0. More...
 
bool automaticDelete () const
 If set to true the Object is deleted when its reference count reaches 0. More...
 
template<class T >
T * as ()
 Casts an Object to the specified class. More...
 
template<class T >
const T * as () const
 Casts an Object to the specified class. More...
 

Protected Attributes

EBlendFactor mSrcRGB
 
EBlendFactor mDstRGB
 
EBlendFactor mSrcAlpha
 
EBlendFactor mDstAlpha
 
- Protected Attributes inherited from vl::Object
std::string mObjectName
 
IMutexmRefCountMutex
 
int mReferenceCount
 
bool mAutomaticDelete
 

Additional Inherited Members

- Protected Member Functions inherited from vl::Object
virtual ~Object ()
 

Detailed Description

RenderState wrapping the OpenGL function glBlendFunc(), see also http://www.opengl.org/sdk/docs/man/xhtml/glBlendFunc.xml for more information.

See also
Shader, Effect, Actor, vl::EN_BLEND

Definition at line 600 of file Shader.hpp.

Constructor & Destructor Documentation

◆ BlendFunc()

vl::BlendFunc::BlendFunc ( EBlendFactor  src_rgb = BF_SRC_ALPHA,
EBlendFactor  dst_rgb = BF_ONE_MINUS_SRC_ALPHA,
EBlendFactor  src_alpha = BF_SRC_ALPHA,
EBlendFactor  dst_alpha = BF_ONE_MINUS_SRC_ALPHA 
)
inline

Definition at line 605 of file Shader.hpp.

Member Function Documentation

◆ apply()

void BlendFunc::apply ( int  index,
const Camera camera,
OpenGLContext ctx 
) const
virtual

The parameter cameara is NULL if we are disabling the state, non-NULL if we are enabling it.

Implements vl::RenderState.

Definition at line 302 of file Shader.cpp.

References vl::Has_GL_Version_1_4, vl::Has_GL_Version_3_0, vl::Has_GL_Version_4_0, vl::Has_GLES_Version_2_0, and VL_CHECK_OGL.

◆ clone()

virtual ref<RenderState> vl::BlendFunc::clone ( ) const
inlinevirtual

Implements vl::RenderState.

Definition at line 637 of file Shader.hpp.

◆ dstAlpha()

EBlendFactor vl::BlendFunc::dstAlpha ( ) const
inline

Definition at line 635 of file Shader.hpp.

◆ dstRGB()

EBlendFactor vl::BlendFunc::dstRGB ( ) const
inline

Definition at line 631 of file Shader.hpp.

◆ set() [1/2]

void vl::BlendFunc::set ( EBlendFactor  src_rgb,
EBlendFactor  dst_rgb,
EBlendFactor  src_alpha,
EBlendFactor  dst_alpha 
)
inline

Definition at line 617 of file Shader.hpp.

Referenced by vl::loadAC3D(), and vl::VectorGraphics::popScissor().

◆ set() [2/2]

void vl::BlendFunc::set ( EBlendFactor  src_rgba,
EBlendFactor  dst_rgba 
)
inline

Definition at line 619 of file Shader.hpp.

◆ setDstAlpha()

void vl::BlendFunc::setDstAlpha ( EBlendFactor  factor)
inline

Definition at line 627 of file Shader.hpp.

◆ setDstRGB()

void vl::BlendFunc::setDstRGB ( EBlendFactor  factor)
inline

Definition at line 623 of file Shader.hpp.

◆ setSrcAlpha()

void vl::BlendFunc::setSrcAlpha ( EBlendFactor  factor)
inline

Definition at line 625 of file Shader.hpp.

◆ setSrcRGB()

void vl::BlendFunc::setSrcRGB ( EBlendFactor  factor)
inline

Definition at line 621 of file Shader.hpp.

◆ srcAlpha()

EBlendFactor vl::BlendFunc::srcAlpha ( ) const
inline

Definition at line 633 of file Shader.hpp.

◆ srcRGB()

EBlendFactor vl::BlendFunc::srcRGB ( ) const
inline

Definition at line 629 of file Shader.hpp.

◆ type()

virtual ERenderState vl::BlendFunc::type ( ) const
inlinevirtual

Reimplemented from vl::RenderState.

Definition at line 611 of file Shader.hpp.

References vl::RS_BlendFunc.

Member Data Documentation

◆ mDstAlpha

EBlendFactor vl::BlendFunc::mDstAlpha
protected

Definition at line 648 of file Shader.hpp.

◆ mDstRGB

EBlendFactor vl::BlendFunc::mDstRGB
protected

Definition at line 646 of file Shader.hpp.

◆ mSrcAlpha

EBlendFactor vl::BlendFunc::mSrcAlpha
protected

Definition at line 647 of file Shader.hpp.

◆ mSrcRGB

EBlendFactor vl::BlendFunc::mSrcRGB
protected

Definition at line 645 of file Shader.hpp.


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