class SG_EXPORT osg::TextureRectangle

Texture state class which encapsulates OpenGL texture functionality

Inheritance:

Public Classes

class SubloadCallback: public Referenced

Public Methods

TextureRectangle()

TextureRectangle(Image* image)

TextureRectangle(const TextureRectangle& text, const CopyOp& copyop=CopyOp::SHALLOW_COPY)

Copy constructor using CopyOp to manage deep vs shallow copy

META_StateAttribute(osg, TextureRectangle, TEXTURE)

virtual int compare(const StateAttribute& rhs) const

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

virtual bool getModeUsage(ModeUsage& usage) const

void setImage(Image* image)

Set the texture image.

Image* getImage()

Get the texture image.

inline const Image* getImage() const

Get the const texture image.

inline unsigned int& getModifiedTag(unsigned int contextID) const

virtual void setImage(unsigned int, Image* image)

Set the texture image, ignoring face.

virtual Image* getImage(unsigned int)

Get the texture image, ignoring face value as there is only one image.

virtual const Image* getImage(unsigned int) const

Get the const texture image , ignoring face value as there is only one image.

virtual unsigned int getNumImages() const

Get the number of images that can be assigned to the Texture.

inline void setTextureSize(int width, int height) const

Set the texture width and height.

inline void getTextureSize(int& width, int& height) const

Get the texture subload width.

void setSubloadCallback(SubloadCallback* cb)

SubloadCallback* getSubloadCallback()

const SubloadCallback* getSubloadCallback() const

virtual void apply(State& state) const

On first apply (unless already compiled), create and bind the texture, subsequent apply will simple bind to texture

Protected Fields

mutable ref_ptr<Image> _image

mutable GLsizei _textureWidth

mutable GLsizei _textureHeight

ref_ptr<SubloadCallback> _subloadCallback

mutable ImageModifiedTag _modifiedTag

Protected Methods

virtual ~TextureRectangle()

virtual void computeInternalFormat() const

void applyTexParameters(GLenum target, State& state) const

void applyTexImage_load(GLenum target, Image* image, State& state, GLsizei& inwidth, GLsizei& inheight) const

void applyTexImage_subload(GLenum target, Image* image, State& state, GLsizei& inwidth, GLsizei& inheight, GLint& inInternalFormat) const

Protected

typedef buffered_value<unsigned int> ImageModifiedTag

Inherited from Texture:

Public Classes

enum WrapParameter

enum WrapMode

enum FilterParameter

enum FilterMode

enum InternalFormatMode

enum ShadowCompareFunc

enum ShadowTextureMode

class SG_EXPORT Extensions: public osg::Referenced

Extensions class which encapsulates the querring of extensions and associated function pointers, and provide convinience wrappers to check for the extensions or use the associated functions

class TextureObject: public osg::Referenced

class SG_EXPORT TextureObjectManager: public osg::Referenced

Public Fields

mutable TextureObjectBuffer _textureObjectBuffer

Public Methods

virtual osg::Object* cloneType() const

virtual osg::Object* clone(const CopyOp& copyop) const

virtual bool isSameKindAs(const osg::Object* obj) const

virtual const char* libraryName() const

virtual const char* className() const

virtual Type getType() const

virtual bool isTextureAttribute() const

void setWrap(WrapParameter which, WrapMode wrap)

WrapMode getWrap(WrapParameter which) const

void setBorderColor(const Vec4& color)

const Vec4& getBorderColor() const

void setBorderWidth(GLint width)

GLint getBorderWidth() const

void setFilter(FilterParameter which, FilterMode filter)

FilterMode getFilter(FilterParameter which) const

void setMaxAnisotropy(float anis)

inline float getMaxAnisotropy() const

inline void setUseHardwareMipMapGeneration(bool useHardwareMipMapGeneration)

inline bool getUseHardwareMipMapGeneration() const

inline void setUnRefImageDataAfterApply(bool flag)

inline bool getUnRefImageDataAfterApply() const

inline void setClientStorageHint(bool flag)

inline bool getClientStorageHint() const

inline void setInternalFormatMode(InternalFormatMode mode)

inline InternalFormatMode getInternalFormatMode() const

inline void setInternalFormat(GLint internalFormat)

inline GLint getInternalFormat() const

bool isCompressedInternalFormat() const

inline TextureObject* getTextureObject(unsigned int contextID) const

void dirtyTextureObject()

bool areAllTextureObjectsLoaded() const

inline unsigned int& getTextureParameterDirty(unsigned int contextID) const

void dirtyTextureParameters()

void setShadowComparison(bool flag)

void setShadowCompareFunc(ShadowCompareFunc func)

ShadowCompareFunc getShadowCompareFunc()

void setShadowTextureMode(ShadowTextureMode mode)

ShadowTextureMode getShadowTextureMode()

void setShadowAmbient(float shadow_ambient)

float getShadowAmbient()

virtual void compileGLObjects(State& state) const

virtual void releaseGLObjects(State* state=0) const

static Extensions* getExtensions(unsigned int contextID, bool createIfNotInitalized)

static void setExtensions(unsigned int contextID, Extensions* extensions)

void applyTexImage2D_load(State& state, GLenum target, const Image* image, GLsizei width, GLsizei height, GLsizei numMipmapLevels) const

void applyTexImage2D_subload(State& state, GLenum target, const Image* image, GLsizei width, GLsizei height, GLint inInternalFormat, GLsizei numMipmapLevels) const

void takeTextureObjects(TextureObjectListMap& toblm)

static void setTextureObjectManager(TextureObjectManager* tom)

static TextureObjectManager* getTextureObjectManager()

static void flushTextureObjects(unsigned int contextID, double currentTime, double& availableTime)

Public

typedef std::list< ref_ptr<TextureObject> > TextureObjectList

typedef std::map<unsigned int, TextureObjectList > TextureObjectListMap

typedef buffered_object< ref_ptr<TextureObject> > TextureObjectBuffer

Protected Fields

mutable TexParameterDirtyList _texParametersDirtyList

WrapMode _wrap_s

WrapMode _wrap_t

WrapMode _wrap_r

FilterMode _min_filter

FilterMode _mag_filter

float _maxAnisotropy

bool _useHardwareMipMapGeneration

bool _unrefImageDataAfterApply

bool _clientStorageHint

Vec4 _borderColor

GLint _borderWidth

InternalFormatMode _internalFormatMode

mutable GLint _internalFormat

bool _use_shadow_comparison

ShadowCompareFunc _shadow_compare_func

ShadowTextureMode _shadow_texture_mode

float _shadow_ambient

Protected Methods

void computeInternalFormatWithImage(const osg::Image& image) const

void computeRequiredTextureDimensions(State& state, const osg::Image& image, GLsizei& width, GLsizei& height, GLsizei& numMipmapLevels) const

bool isCompressedInternalFormat(GLint internalFormat) const

int compareTexture(const Texture& rhs) const

Protected

typedef buffered_value<unsigned int> TexParameterDirtyList

Inherited from StateAttribute:

Public Classes

enum Values

enum Types

struct ModeUsage

Public Methods

bool operator < (const StateAttribute& rhs) const

bool operator == (const StateAttribute& rhs) const

bool operator != (const StateAttribute& rhs) const

Public

typedef GLenum GLMode

typedef unsigned int GLModeValue

typedef unsigned int OverrideValue

typedef unsigned int Type

Inherited from Object:

Public Classes

enum DataVariance

Public Methods

inline void setDataVariance(DataVariance dv)

inline DataVariance getDataVariance() const

inline void setUserData(Referenced* obj)

inline Referenced* getUserData()

inline const Referenced* getUserData() const

Protected Fields

DataVariance _dataVariance

ref_ptr<Referenced> _userData

Inherited from Referenced:

Public Methods

inline Referenced& operator = (const Referenced&)

static void setDeleteHandler(DeleteHandler* handler)

static DeleteHandler* getDeleteHandler()

inline void ref() const

inline void unref_nodelete() const

inline int referenceCount() const

inline void unref() const

Protected Fields

mutable OpenThreads::Mutex _refMutex

mutable int _refCount

Documentation

Texture state class which encapsulates OpenGL texture functionality

TextureRectangle()

TextureRectangle(Image* image)

TextureRectangle(const TextureRectangle& text, const CopyOp& copyop=CopyOp::SHALLOW_COPY)

Copy constructor using CopyOp to manage deep vs shallow copy

META_StateAttribute(osg, TextureRectangle, TEXTURE)

virtual int compare(const StateAttribute& rhs) const

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

virtual bool getModeUsage(ModeUsage& usage) const

void setImage(Image* image)

Set the texture image.

Image* getImage()

Get the texture image.

inline const Image* getImage() const

Get the const texture image.

inline unsigned int& getModifiedTag(unsigned int contextID) const

virtual void setImage(unsigned int, Image* image)

Set the texture image, ignoring face. as there is only one image

virtual Image* getImage(unsigned int)

Get the texture image, ignoring face value as there is only one image.

virtual const Image* getImage(unsigned int) const

Get the const texture image , ignoring face value as there is only one image.

virtual unsigned int getNumImages() const

Get the number of images that can be assigned to the Texture.

inline void setTextureSize(int width, int height) const

Set the texture width and height. If width or height are zero then the repsective size value is calculated from the source image sizes.

inline void getTextureSize(int& width, int& height) const

Get the texture subload width.

void setSubloadCallback(SubloadCallback* cb)

SubloadCallback* getSubloadCallback()

const SubloadCallback* getSubloadCallback() const

virtual void apply(State& state) const

On first apply (unless already compiled), create and bind the texture, subsequent apply will simple bind to texture

virtual ~TextureRectangle()

virtual void computeInternalFormat() const

void applyTexParameters(GLenum target, State& state) const

void applyTexImage_load(GLenum target, Image* image, State& state, GLsizei& inwidth, GLsizei& inheight) const

void applyTexImage_subload(GLenum target, Image* image, State& state, GLsizei& inwidth, GLsizei& inheight, GLint& inInternalFormat) const

mutable ref_ptr<Image> _image

mutable GLsizei _textureWidth

mutable GLsizei _textureHeight

ref_ptr<SubloadCallback> _subloadCallback

typedef buffered_value<unsigned int> ImageModifiedTag

mutable ImageModifiedTag _modifiedTag

This class has no child classes.

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