class SG_EXPORT osg::TexEnvCombine

TexEnvCombine - encapsulates the OpenGL glTexEnvCombine (texture environment) state

Inheritance:

Public Methods

TexEnvCombine()

TexEnvCombine(const TexEnvCombine& texenv, const CopyOp& copyop=CopyOp::SHALLOW_COPY)

Copy constructor using CopyOp to manage deep vs shallow copy

META_StateAttribute(osg, TexEnvCombine, TEXENV)

virtual bool isTextureAttribute() const

virtual int compare(const StateAttribute& sa) const

return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs

void setCombine_RGB(GLint cm)

void setCombine_Alpha(GLint cm)

GLint getCombine_RGB() const

GLint getCombine_Alpha() const

void setSource0_RGB(GLint sp)

void setSource1_RGB(GLint sp)

void setSource2_RGB(GLint sp)

void setSource0_Alpha(GLint sp)

void setSource1_Alpha(GLint sp)

void setSource2_Alpha(GLint sp)

GLint getSource0_RGB() const

GLint getSource1_RGB() const

GLint getSource2_RGB() const

GLint getSource0_Alpha() const

GLint getSource1_Alpha() const

GLint getSource2_Alpha() const

void setOperand0_RGB(GLint op)

void setOperand1_RGB(GLint op)

void setOperand2_RGB(GLint op)

void setOperand0_Alpha(GLint op)

void setOperand1_Alpha(GLint op)

void setOperand2_Alpha(GLint op)

GLint getOperand0_RGB() const

GLint getOperand1_RGB() const

GLint getOperand2_RGB() const

GLint getOperand0_Alpha() const

GLint getOperand1_Alpha() const

GLint getOperand2_Alpha() const

void setScale_RGB(float scale)

void setScale_Alpha(float scale)

float getScale_RGB() const

float getScale_Alpha() const

void setConstantColor( const Vec4& color )

const Vec4& getConstantColor() const

virtual void apply(State& state) const

Public Members

enum CombineParam

enum SourceParam

enum OperandParam

Protected Fields

bool _needsTexEnvCrossbar

GLint _combine_RGB

GLint _combine_Alpha

GLint _source0_RGB

GLint _source1_RGB

GLint _source2_RGB

GLint _source0_Alpha

GLint _source1_Alpha

GLint _source2_Alpha

GLint _operand0_RGB

GLint _operand1_RGB

GLint _operand2_RGB

GLint _operand0_Alpha

GLint _operand1_Alpha

GLint _operand2_Alpha

float _scale_RGB

float _scale_Alpha

osg::Vec4 _constantColor

Protected Methods

virtual ~TexEnvCombine()

inline bool needsTexEnvCombiner(GLint value) const

void computeNeedoForTexEnvCombiners()

Inherited from StateAttribute:

Public Methods

virtual Object* cloneType() const

virtual Object* clone(const CopyOp&) const

virtual bool isSameKindAs(const Object* obj) const

virtual const char* libraryName() const

virtual const char* className() const

virtual const Type getType() const

bool operator < (const StateAttribute& rhs) const

bool operator == (const StateAttribute& rhs) const

bool operator != (const StateAttribute& rhs) const

virtual void getAssociatedModes(std::vector<GLMode>& ) const

virtual void compile(State&) const

Public Members

typedef GLenum GLMode

typedef unsigned int GLModeValue

typedef unsigned int OverrideValue

enum Values

typedef unsigned int Type

enum Types

Inherited from Object:

Public Methods

inline void setDataVariance(const DataVariance dv)

inline const DataVariance getDataVariance() const

inline void setUserData(Referenced* obj)

inline Referenced* getUserData()

inline const Referenced* getUserData() const

Public Members

enum DataVariance

Protected Fields

DataVariance _dataVariance

ref_ptr<Referenced> _userData

Inherited from Referenced:

Public Methods

inline Referenced& operator = (Referenced&)

inline void ref() const

inline void unref() const

inline void unref_nodelete() const

inline const int referenceCount() const

Protected Fields

mutable int _refCount

Documentation

TexEnvCombine - encapsulates the OpenGL glTexEnvCombine (texture environment) state

TexEnvCombine()

TexEnvCombine(const TexEnvCombine& texenv, const CopyOp& copyop=CopyOp::SHALLOW_COPY)

Copy constructor using CopyOp to manage deep vs shallow copy

META_StateAttribute(osg, TexEnvCombine, TEXENV)

virtual bool isTextureAttribute() const

virtual int compare(const StateAttribute& sa) const

return -1 if *this < *rhs, 0 if *this==*rhs, 1 if *this>*rhs

enum CombineParam

REPLACE

MODULATE

ADD

ADD_SIGNED

INTERPOLATE

SUBTRACT

DOT3_RGB

DOT3_RGBA

void setCombine_RGB(GLint cm)

void setCombine_Alpha(GLint cm)

GLint getCombine_RGB() const

GLint getCombine_Alpha() const

enum SourceParam

CONSTANT

PRIMARY_COLOR

PREVIOUS

TEXTURE

TEXTURE0

TEXTURE1

TEXTURE2

TEXTURE3

TEXTURE4

TEXTURE5

TEXTURE6

TEXTURE7

void setSource0_RGB(GLint sp)

void setSource1_RGB(GLint sp)

void setSource2_RGB(GLint sp)

void setSource0_Alpha(GLint sp)

void setSource1_Alpha(GLint sp)

void setSource2_Alpha(GLint sp)

GLint getSource0_RGB() const

GLint getSource1_RGB() const

GLint getSource2_RGB() const

GLint getSource0_Alpha() const

GLint getSource1_Alpha() const

GLint getSource2_Alpha() const

enum OperandParam

SRC_COLOR

ONE_MINUS_SRC_COLOR

SRC_ALPHA

ONE_MINUS_SRC_ALPHA

void setOperand0_RGB(GLint op)

void setOperand1_RGB(GLint op)

void setOperand2_RGB(GLint op)

void setOperand0_Alpha(GLint op)

void setOperand1_Alpha(GLint op)

void setOperand2_Alpha(GLint op)

GLint getOperand0_RGB() const

GLint getOperand1_RGB() const

GLint getOperand2_RGB() const

GLint getOperand0_Alpha() const

GLint getOperand1_Alpha() const

GLint getOperand2_Alpha() const

void setScale_RGB(float scale)

void setScale_Alpha(float scale)

float getScale_RGB() const

float getScale_Alpha() const

void setConstantColor( const Vec4& color )

const Vec4& getConstantColor() const

virtual void apply(State& state) const

virtual ~TexEnvCombine()

inline bool needsTexEnvCombiner(GLint value) const

void computeNeedoForTexEnvCombiners()

bool _needsTexEnvCrossbar

GLint _combine_RGB

GLint _combine_Alpha

GLint _source0_RGB

GLint _source1_RGB

GLint _source2_RGB

GLint _source0_Alpha

GLint _source1_Alpha

GLint _source2_Alpha

GLint _operand0_RGB

GLint _operand1_RGB

GLint _operand2_RGB

GLint _operand0_Alpha

GLint _operand1_Alpha

GLint _operand2_Alpha

float _scale_RGB

float _scale_Alpha

osg::Vec4 _constantColor

This class has no child classes.

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