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SoBoolOperation Class Reference

The SoBoolOperation engine evaluates expressions of boolean logic. More...

#include <Inventor/engines/SoBoolOperation.h>

Inheritance diagram for SoBoolOperation:
SoEngine SoFieldContainer SoBase

Public Types

enum  Operation {
  CLEAR , SET , A , NOT_A ,
  B , NOT_B , A_OR_B , NOT_A_OR_B ,
  A_OR_NOT_B , NOT_A_OR_NOT_B , A_AND_B , NOT_A_AND_B ,
  A_AND_NOT_B , NOT_A_AND_NOT_B , A_EQUALS_B , A_NOT_EQUALS_B
}

Public Member Functions

virtual SoType getTypeId (void) const
virtual const SoFieldDatagetFieldData (void) const
virtual const SoEngineOutputDatagetOutputData (void) const
 SoBoolOperation ()
Public Member Functions inherited from SoEngine
void evaluateWrapper (void)
virtual int getOutputs (SoEngineOutputList &l) const
SoEngineOutputgetOutput (const SbName &outputname) const
SbBool getOutputName (const SoEngineOutput *output, SbName &outputname) const
SbBool isNotifying (void) const
virtual void notify (SoNotList *nl)
SoEnginecopy (void) const
virtual SoFieldContainercopyThroughConnection (void) const
SbBool shouldCopy (void) const
virtual void writeInstance (SoOutput *out)
Public Member Functions inherited from SoFieldContainer
void setToDefaults (void)
SbBool hasDefaultValues (void) const
SbBool fieldsAreEqual (const SoFieldContainer *container) const
void copyFieldValues (const SoFieldContainer *container, SbBool copyconnections=FALSE)
SbBool set (const char *const fielddata)
void get (SbString &fielddata)
virtual int getFields (SoFieldList &l) const
virtual int getAllFields (SoFieldList &l) const
virtual SoFieldgetField (const SbName &name) const
virtual SoFieldgetEventIn (const SbName &name) const
virtual SoFieldgetEventOut (const SbName &name) const
SbBool getFieldName (const SoField *const field, SbName &name) const
SbBool enableNotify (const SbBool flag)
SbBool isNotifyEnabled (void) const
SbBool set (const char *fielddata, SoInput *input)
void get (SbString &fielddata, SoOutput *out)
virtual SbBool validateNewFieldValue (SoField *field, void *newval)
virtual void addWriteReference (SoOutput *out, SbBool isfromfield=FALSE)
SbBool getIsBuiltIn (void) const
virtual void copyContents (const SoFieldContainer *from, SbBool copyconnections)
virtual void getFieldsMemorySize (size_t &managed, size_t &unmanaged) const
void setUserData (void *userdata) const
void * getUserData (void) const
Public Member Functions inherited from SoBase
void ref (void) const
void unref (void) const
void unrefNoDelete (void) const
int32_t getRefCount (void) const
void touch (void)
SbBool isOfType (SoType type) const
 Returns TRUE if the type of this object is either of the same type or inherited from type.
virtual SbName getName (void) const
virtual void setName (const SbName &newname)
virtual void startNotify (void)
void addAuditor (void *const auditor, const SoNotRec::Type type)
void removeAuditor (void *const auditor, const SoNotRec::Type type)
const SoAuditorListgetAuditors (void) const
SbBool shouldWrite (void)
void assertAlive (void) const

Static Public Member Functions

static SoType getClassTypeId (void)
static void * createInstance (void)
static void initClass ()
 Sets up initialization for data common to all instances of this class, like submitting necessary information to the Coin type system.
Static Public Member Functions inherited from SoEngine
static void initClass (void)
 Sets up initialization for data common to all instances of this class, like submitting necessary information to the Coin type system.
static void initClasses (void)
static SoType getClassTypeId (void)
 This static method returns the SoType object associated with objects of this class.
static SoEnginegetByName (const SbName &name)
static int getByName (const SbName &name, SoEngineList &el)
Static Public Member Functions inherited from SoFieldContainer
static void initClass (void)
 Sets up initialization for data common to all instances of this class, like submitting necessary information to the Coin type system.
static SoType getClassTypeId (void)
 This static method returns the SoType object associated with objects of this class.
static void cleanupClass (void)
static void initCopyDict (void)
static void addCopy (const SoFieldContainer *orig, const SoFieldContainer *copy)
static SoFieldContainercheckCopy (const SoFieldContainer *orig)
static SoFieldContainerfindCopy (const SoFieldContainer *orig, const SbBool copyconnections)
static void copyDone (void)
Static Public Member Functions inherited from SoBase
static void initClass (void)
 Sets up initialization for data common to all instances of this class, like submitting necessary information to the Coin type system.
static SoType getClassTypeId (void)
 This static method returns the SoType object associated with objects of this class.
static void addName (SoBase *const base, const char *const name)
static void removeName (SoBase *const base, const char *const name)
static void incrementCurrentWriteCounter (void)
static void decrementCurrentWriteCounter (void)
static SoBasegetNamedBase (const SbName &name, SoType type)
static int getNamedBases (const SbName &name, SoBaseList &baselist, SoType type)
static SbBool read (SoInput *input, SoBase *&base, SoType expectedtype)
static void setInstancePrefix (const SbString &c)
static void setTraceRefs (SbBool trace)
static SbBool getTraceRefs (void)
static SbBool connectRoute (SoInput *input, const SbName &fromnodename, const SbName &fromfieldname, const SbName &tonodename, const SbName &tofieldname)
static SbBool readRoute (SoInput *input)

Public Attributes

SoMFBool a
SoMFBool b
SoMFEnum operation
SoEngineOutput output
SoEngineOutput inverse

Protected Member Functions

virtual ~SoBoolOperation (void)
Protected Member Functions inherited from SoEngine
 SoEngine (void)
virtual ~SoEngine (void)
virtual SbBool readInstance (SoInput *in, unsigned short flags)
virtual void inputChanged (SoField *which)
void writeOutputTypes (SoOutput *out)
Protected Member Functions inherited from SoFieldContainer
 SoFieldContainer (void)
virtual ~SoFieldContainer ()
Protected Member Functions inherited from SoBase
 SoBase (void)
virtual ~SoBase ()
SbBool hasMultipleWriteRefs (void) const
SbBool writeHeader (SoOutput *out, SbBool isgroup, SbBool isengine) const
void writeFooter (SoOutput *out) const
virtual const char * getFileFormatName (void) const
virtual SoNotRec createNotRec (void)

Static Protected Member Functions

static const SoFieldData ** getInputDataPtr (void)
static const SoEngineOutputData ** getOutputDataPtr (void)
Static Protected Member Functions inherited from SoEngine
static const SoFieldData ** getInputDataPtr (void)
static const SoEngineOutputData ** getOutputDataPtr (void)
Static Protected Member Functions inherited from SoBase
static uint32_t getCurrentWriteCounter (void)
static void staticDataLock (void)
static void staticDataUnlock (void)

Additional Inherited Members

Protected Types inherited from SoBase
enum  BaseFlags { IS_ENGINE = 0x01 , IS_GROUP = 0x02 }
Protected Attributes inherited from SoFieldContainer
SbBool isBuiltIn

Detailed Description

The SoBoolOperation engine evaluates expressions of boolean logic.

The multivalue fields SoBoolOperation::a and SoBoolOperation::b are combined according to the operations set in SoBoolOperation::operation, with the resulting TRUE or FALSE value set on SoBoolOperation::output.

Member Enumeration Documentation

◆ Operation

Enumeration of available boolean logic operators.

Enumerator
CLEAR 

Always set SoBoolOperation::output to FALSE, no matter the input values.

SET 

Always set SoBoolOperation::output to TRUE, no matter the input values.

Output result = SoBoolOperation::a

NOT_A 

Output result = ! SoBoolOperation::a

Output result = SoBoolOperation::b

NOT_B 

Output result = ! SoBoolOperation::b

A_OR_B 

r = a || b

NOT_A_OR_B 

r = !a || b

A_OR_NOT_B 

r = a || !b

NOT_A_OR_NOT_B 

r = !a || !b

A_AND_B 

r = a && b

NOT_A_AND_B 

r = !a && b

A_AND_NOT_B 

r = a && !b

NOT_A_AND_NOT_B 

r = !a && !b

A_EQUALS_B 

r = a==b

A_NOT_EQUALS_B 

r = ! a==b

Constructor & Destructor Documentation

◆ SoBoolOperation()

SoBoolOperation::SoBoolOperation ( void )

Default constructor.

◆ ~SoBoolOperation()

SoBoolOperation::~SoBoolOperation ( void )
protectedvirtual

Destructor.

Member Function Documentation

◆ getClassTypeId()

SoType SoBoolOperation::getClassTypeId ( void )
static

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

◆ getTypeId()

SoType SoBoolOperation::getTypeId ( void ) const
virtual

Returns the type identification of an object derived from a class inheriting SoBase. This is used for runtime type checking and "downward" casting.

Implements SoBase.

◆ getInputDataPtr()

const SoFieldData ** SoBoolOperation::getInputDataPtr ( void )
staticprotected

Returns the SoFieldData class which holds information about inputs in this engine.

◆ getOutputDataPtr()

const SoEngineOutputData ** SoBoolOperation::getOutputDataPtr ( void )
staticprotected

Returns the SoEngineOutputData class which holds information about the outputs in this engine.

◆ getFieldData()

const SoFieldData * SoBoolOperation::getFieldData ( void ) const
virtual

Returns the SoFieldData class which holds information about inputs in this engine.

Reimplemented from SoFieldContainer.

◆ getOutputData()

const SoEngineOutputData * SoBoolOperation::getOutputData ( void ) const
virtual

Returns the SoEngineOutputData class which holds information about the outputs in this engine.

Implements SoEngine.

◆ createInstance()

void * SoBoolOperation::createInstance ( void )
static

Creates a new instance of the class type corresponding to the SoType object.

Member Data Documentation

◆ a

SoMFBool SoBoolOperation::a

First set of boolean input "signal" values.

◆ b

SoMFBool SoBoolOperation::b

Second set of boolean input "signal" values.

◆ operation

SoMFEnum SoBoolOperation::operation

Set of boolean logic expressions. Each of these are used to combine SoBoolOperation::a with SoBoolOperation::b (for each index value from 0 to the last value) to produce the results on the SoBoolOperation::output field.

◆ output

SoEngineOutput SoBoolOperation::output

(SoMFBool) The result of each (a[i] operation[i] b[i]) expression.

◆ inverse

SoEngineOutput SoBoolOperation::inverse

(SoMFBool) The set of inverse results.


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