NAME
SoConeDetail -
The SoConeDetail class contains information about the parts of a SoCone
shape.
Instances of this class are used for storing information about hit
points on cone geometry after pick operations, and for storing
information returned to tessellation callbacks.
SYNOPSIS
#include <Inventor/details/SoConeDetail.h>
Inherits SoDetail.
Public Member Functions
virtual SoType getTypeId (void) const
SoConeDetail (void)
virtual ~SoConeDetail ()
virtual SoDetail * copy (void) const
void setPart (const int part)
int getPart (void) const
Static Public Member Functions
static SoType getClassTypeId (void)
static void cleanupClass (void)
static void initClass (void)
Protected Attributes
int part
Detailed Description
The SoConeDetail class contains information about the parts of a SoCone
shape.
Instances of this class are used for storing information about hit
points on cone geometry after pick operations, and for storing
information returned to tessellation callbacks.
See also:
SoCone, SoRayPickAction, SoCallbackAction
Constructor & Destructor Documentation
SoConeDetail::SoConeDetail (void) Constructor.
SoConeDetail::~SoConeDetail () [virtual] Destructor.
Member Function Documentation
virtual SoType SoConeDetail::getTypeId (void) const [virtual] Returns the
type identification of a detail derived from a class inheriting
SoDetail. This is used for run-time type checking and ’downward’
casting.
Usage example:
void fuhbear(SoDetail * detail)
{
if (detail->getTypeId() == SoFaceDetail::getClassTypeId()) {
// safe downward cast, know the type
SoFaceDetail * facedetail = (SoFaceDetail *)detail;
}
return; // ignore if not a SoFaceDetail
}
For application programmers wanting to extend the library with new
detail classes: this method needs to be overridden in all subclasses.
This is typically done as part of setting up the full type system for
extension classes, which is usually accomplished by using the pre-
defined macros available through Inventor/nodes/SoSubDetail.h:
SO_DETAIL_SOURCE and SO_DETAIL_INIT_CLASS.
Implements SoDetail.
static SoType SoConeDetail::getClassTypeId (void) [static] Returns the type
for this class.
Reimplemented from SoDetail.
void SoConeDetail::initClass (void) [static] Initialize relevant common
data for all instances, like the type system.
Reimplemented from SoDetail.
SoDetail * SoConeDetail::copy (void) const [virtual] Return a deep copy of
ourself.
Note that if the Coin library has been built as a DLL under Microsoft
Windows and you use this method from application code, you must make
sure that both the Coin DLL and the application executable is using the
same instance of a C Run-Time (CRT) library. Otherwise, you will get
memory heap corruption upon deallocating the returned instances,
eventually leading to mysterious crashes.
Implements SoDetail.
void SoConeDetail::setPart (const int partarg) Set the part of a cone which
was selected. A cone has two different conceptual parts; SoCone::SIDES
or SoCone::BOTTOM.
int SoConeDetail::getPart (void) const Returns selected cone part, either
SoCone::SIDES or SoCone::BOTTOM.
Member Data Documentation
int SoConeDetail::part [protected] This API member is considered internal
to the library, as it is not likely to be of interest to the
application programmer.
Author
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