![]() | MItGeometry ( const MDagPath & dagPath, MStatus * ReturnStatus = NULL) |
![]() | MItGeometry ( const MDagPath & dagPath, MObject & component , MStatus * ReturnStatus = NULL ) |
![]() | MItGeometry ( MObject & dagObject, MStatus * ReturnStatus = NULL ) |
![]() | MItGeometry ( MDataHandle & dataHandle, unsigned int groupId, bool readOnly = true, MStatus * ReturnStatus = NULL ) |
![]() | MItGeometry ( MDataHandle & dataHandle, bool readOnly = true, MStatus * ReturnStatus = NULL ) |
![]() | ~MItGeometry () |
![]() | isDone ( MStatus * ReturnStatus = NULL ) const |
![]() | next () |
![]() | position ( MSpace::Space space = MSpace::kObject , MStatus * ReturnStatus = NULL ) const |
![]() | setPosition ( const MPoint & point, MSpace::Space space = MSpace::kObject ) |
![]() | index ( MStatus * ReturnStatus = NULL ) const |
![]() | component ( MStatus * ReturnStatus = NULL ) const OBSOLETE |
![]() | currentItem ( MStatus * ReturnStatus = NULL ) const |
![]() | count ( MStatus * ReturnStatus = NULL ) const |
![]() | reset ( ) |
MItGeometry iter( dagPath ); for ( ; !iter.isDone(); iter.next() ) { MPoint pt = iter.position(); // do something with it }Example: (of a traversal of a geometry group within a compute() method.)
MStatus exampleIterator::compute(const MPlug& plug, MDataBlock& dataBlock) { MStatus status; if (plug.attribute() == oOutputGeometry) { // get the input geometry and input groupId MDataHandle hInputGeom = dataBlock.inputValue(inputGeomAttr); MDataHandle hGroupId = dataBlock.inputValue(inputGroupIdAttr); unsigned int groupId = hGroup.asLong(); MDataHandle hOutput = dataBlock.outputValue(plug); hOutput.copy(hInputGeom); // do an iteration where we get each point and set it to a new value MItGeometry iter(hOutput,groupId,false); for ( ; !iter.isDone(); iter.next()) { MPoint pt = iter.position(); // do something here to modify the point ... iter.setPosition(pt); } } else { status = MS::kUnknownParameter; } return status; }
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