SoDepthBufferElement Class Reference
Element Classes

The SoDepthBufferElement controls the depth buffer settings. More...

`#include <Inventor/elements/SoDepthBufferElement.h>`

Inheritance diagram for SoDepthBufferElement:

## Public Types

enum | DepthWriteFunction { NEVER , ALWAYS , LESS , LEQUAL , EQUAL , GEQUAL , GREATER , NOTEQUAL }

## Public Member Functions

virtual void | init (SoState *state)
virtual void | push (SoState *state)
virtual void | pop (SoState *state, const SoElement *prevTopElement)
virtual SbBool | matches (const SoElement *element) const
virtual SoElement * | copyMatchInfo (void) const
Public Member Functions inherited from SoElement
const SoType | getTypeId (void) const
int | getStackIndex (void) const
void | setDepth (const int depth)
int | getDepth (void) const
virtual void | print (FILE *file=stdout) const
virtual | ~SoElement ()

## Static Public Member Functions

static SoType | getClassTypeId (void)
static int | getClassStackIndex (void)
static void * | createInstance (void)
static void | initClass (void)
static void | set (SoState *state, SbBool test, SbBool write, DepthWriteFunction function, SbVec2f range)
static void | get (SoState *state, SbBool &test_out, SbBool &write_out, DepthWriteFunction &function_out, SbVec2f &range_out)
static SbBool | getTestEnable (SoState *state)
static SbBool | getWriteEnable (SoState *state)
static DepthWriteFunction | getFunction (SoState *state)
static SbVec2f | getRange (SoState *state)
Static Public Member Functions inherited from SoElement
static void | initClass (void)
static SoType | getClassTypeId (void)
static int | getClassStackIndex (void)
static void | initElements (void)
static int | getNumStackIndices (void)
static SoType | getIdFromStackIndex (const int stackIndex)

## Protected Member Functions

virtual | ~SoDepthBufferElement ()
virtual void | setElt (SbBool test, SbBool write, DepthWriteFunction function, SbVec2f range)
Protected Member Functions inherited from SoElement
| SoElement (void)
void | capture (SoState *const state) const
virtual void | captureThis (SoState *state) const
void | setTypeId (const SoType typeId)
void | setStackIndex (const int index)
SoElement * | getNextInStack (void) const
SoElement * | getNextFree (void) const

## Protected Attributes

SbBool | test
SbBool | write
DepthWriteFunction | function
SbVec2f | range
Protected Attributes inherited from SoElement
SoType | typeId
int | stackIndex
int | depth

## Additional Inherited Members

Static Protected Member Functions inherited from SoElement
static SoElement * | getElement (SoState *const state, const int stackIndex)
static const SoElement * | getConstElement (SoState *const state, const int stackIndex)
static int | createStackIndex (const SoType id)
Static Protected Attributes inherited from SoElement
static int | classStackIndex
static SoTypeList * | stackToType

## Detailed Description

The SoDepthBufferElement controls the depth buffer settings.

Be aware that this class is an extension for Coin, and it is not available in the original SGI Open Inventor v2.1 API.

Since
  Coin 3.0

## Constructor & Destructor Documentation

## ~SoDepthBufferElement()

SoDepthBufferElement::~SoDepthBufferElement | ( | void |  | ) |

protected virtual

Destructor.

## Member Function Documentation

## getClassTypeId()

SoType SoDepthBufferElement::getClassTypeId | ( | void |  | ) |

static

This static method returns the SoType object associated with objects of this class.

This static method returns the class type.

## getClassStackIndex()

int SoDepthBufferElement::getClassStackIndex | ( | void |  | ) |

static

This static method returns the state stack index for the class.

## createInstance()

void * SoDepthBufferElement::createInstance | ( | void |  | ) |

static

This API member is considered internal to the library, as it is not likely to be of interest to the application programmer.
Creates a new instance of the class type corresponding to the SoType object.

## initClass()

void SoDepthBufferElement::initClass | ( | void |  | ) |

static

Initialize relevant common data for all instances, like the type system.

## set()

void SoDepthBufferElement::set | ( | SoState * | state,
|  | SbBool | test,
|  | SbBool | write,
|  | DepthWriteFunction | function,
|  | SbVec2f | range )

static

Set this element's values.

## get()

void SoDepthBufferElement::get | ( | SoState * | state,
|  | SbBool & | test_out,
|  | SbBool & | write_out,
|  | DepthWriteFunction & | function_out,
|  | SbVec2f & | range_out )

static

Fetches this element's values.

## getTestEnable()

SbBool SoDepthBufferElement::getTestEnable | ( | SoState * | state | ) |

static

Returns the depth test enabled state.

## getWriteEnable()

SbBool SoDepthBufferElement::getWriteEnable | ( | SoState * | state | ) |

static

Returns the depth buffer write enabled state.

## getFunction()

SoDepthBufferElement::DepthWriteFunction SoDepthBufferElement::getFunction | ( | SoState * | state | ) |

static

Returns the set depth buffer write function.

## getRange()

SbVec2f SoDepthBufferElement::getRange | ( | SoState * | state | ) |

static

Returns the depth buffer value range used.

## init()

void SoDepthBufferElement::init | ( | SoState * | state | ) |

virtual

Internal Coin method.

Reimplemented from SoElement.

Reimplemented in SoGLDepthBufferElement.

## push()

void SoDepthBufferElement::push | ( | SoState * | state | ) |

virtual

Internal Coin method.

Reimplemented from SoElement.

Reimplemented in SoGLDepthBufferElement.

## pop()

void SoDepthBufferElement::pop | ( | SoState * | state,
|  | const SoElement * | prevTopElement )

virtual

Internal Coin method.

Reimplemented from SoElement.

Reimplemented in SoGLDepthBufferElement.

## matches()

SbBool SoDepthBufferElement::matches | ( | const SoElement * | element | ) | const

virtual

Internal Coin method.

Implements SoElement.

## copyMatchInfo()

SoElement * SoDepthBufferElement::copyMatchInfo | ( | void |  | ) | const

virtual

Internal Coin method.

Implements SoElement.

## setElt()

void SoDepthBufferElement::setElt | ( | SbBool | test,
|  | SbBool | write,
|  | DepthWriteFunction | function,
|  | SbVec2f | range )

protected virtual

Virtual method to set the state to get derived elements updated.

Reimplemented in SoGLDepthBufferElement.

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

- SoDepthBufferElement.h
- SoDepthBufferElement.cpp