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COLLADAMayaDagHelper.cpp
1272 lines (1030 loc) · 40.3 KB
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COLLADAMayaDagHelper.cpp
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/*
Copyright (c) 2008-2009 NetAllied Systems GmbH
This file is part of COLLADAMaya.
Portions of the code are:
Copyright (c) 2005-2007 Feeling Software Inc.
Copyright (c) 2005-2007 Sony Computer Entertainment America
Copyright (c) 2004-2005 Alias Systems Corp.
Licensed under the MIT Open Source License,
for details please see LICENSE file or the website
http://www.opensource.org/licenses/mit-license.php
*/
#include "COLLADAMayaStableHeaders.h"
#include "COLLADAMayaDagHelper.h"
#include <assert.h>
#include <maya/MFnAttribute.h>
#include <maya/MFnComponentListData.h>
#include <maya/MFnDependencyNode.h>
#include <maya/MFnEnumAttribute.h>
#include <maya/MFnMatrixData.h>
#include <maya/MFnNumericData.h>
#include <maya/MFnSet.h>
#include <maya/MFnSingleIndexedComponent.h>
#include <maya/MFnSkinCluster.h>
#include <maya/MItDependencyGraph.h>
#include <maya/MDGModifier.h>
#include <maya/MFnTypedAttribute.h>
#include <maya/MFnNumericAttribute.h>
#include <maya/MFnStringArrayData.h>
#include <maya/MSelectionList.h>
#include <maya/MFnDagNode.h>
namespace COLLADAMaya
{
//---------------------------------------------------
//
// Find a node connected to a node's attribute
//
MObject DagHelper::getNodeConnectedTo ( const MObject& node, const String& attribute )
{
MPlug plug;
if ( getPlugConnectedTo ( node, attribute, plug ) )
{
return plug.node();
}
else
{
return MObject::kNullObj;
}
}
//---------------------------------------------------
MObject DagHelper::getSourceNodeConnectedTo ( const MObject& node, const MString& attribute )
{
MStatus status;
MFnDependencyNode dgFn ( node );
MPlug plug = dgFn.findPlug ( attribute, &status );
if ( status == MS::kSuccess && plug.isConnected() )
{
// Get the connection - there can be at most one input to a plug
MPlugArray connections;
plug.connectedTo ( connections, true, false );
size_t length = connections.length();
if ( connections.length() > 0 )
{
return connections[0].node();
}
}
return MObject::kNullObj;
}
//---------------------------------------------------
MObject DagHelper::getSourceNodeConnectedTo ( const MPlug& inPlug )
{
MStatus status;
MPlugArray connections;
inPlug.connectedTo ( connections, true, false );
if ( connections.length() > 0 )
{
return connections[0].node();
}
return MObject::kNullObj;
}
//---------------------------------------------------
bool DagHelper::getPlugConnectedTo ( const MObject& node, const String& attribute, MPlug& connectedPlug )
{
MStatus status;
MFnDependencyNode dgFn ( node );
MPlug plug = dgFn.findPlug ( attribute.c_str(), &status );
if ( status == MS::kSuccess && plug.isConnected() )
{
// Get the connection - there can be at most one input to a plug
MPlugArray connections;
plug.connectedTo ( connections, true, true );
if ( connections.length() > 0 )
{
connectedPlug = connections[0];
return true;
}
}
return false;
}
//---------------------------------------------------
bool DagHelper::getPlugConnectedTo ( const MPlug& inPlug, MPlug& plug )
{
MStatus status;
MPlugArray connections;
inPlug.connectedTo ( connections, true, true );
if ( connections.length() > 0 )
{
plug = connections[0];
return true;
}
return false;
}
//---------------------------------------------------
//
// Get the node connected to a plug
//
MObject DagHelper::getNodeConnectedTo ( const MPlug& plug )
{
MStatus status;
MPlugArray connections;
plug.connectedTo ( connections, true, true, &status );
if ( status != MStatus::kSuccess ) return MObject::kNullObj;
if ( connections.length() <= 0 ) return MObject::kNullObj;
return connections[0].node();
}
//---------------------------------------------------
//
// Find a node connected to a node's array attribute
//
bool DagHelper::getPlugArrayConnectedTo ( const MObject& node, const MString& attribute, MPlug& connectedPlug )
{
MStatus status;
MFnDependencyNode dgFn ( node );
MPlug plug = dgFn.findPlug ( attribute, &status );
if ( status != MS::kSuccess )
{
MGlobal::displayWarning ( MString ( "couldn't find plug on attribute " ) +
attribute + MString ( " on object " ) + dgFn.name() );
return false;
}
if ( plug.numElements() < 1 )
{
MGlobal::displayWarning ( MString ( "plug array doesn't have any connection on attribute " ) +
attribute + MString ( " on object " ) + dgFn.name() );
return false;
}
MPlug firstElementPlug = plug.connectionByPhysicalIndex ( 0 );
// Get the connection - there can be at most one input to a plug
//
MPlugArray connections;
firstElementPlug.connectedTo ( connections, true, true );
if ( connections.length() == 0 )
{
MGlobal::displayWarning ( MString ( "plug connected to an empty array on attribute " ) +
attribute + MString ( " on object " ) + dgFn.name() );
return false;
}
connectedPlug = connections[0];
return true;
}
//---------------------------------------------------
bool DagHelper::connect ( const MObject& source, const MString& sourceAttribute, const MObject& destination, const MString& destinationAttribute )
{
MStatus status;
MFnDependencyNode srcFn ( source );
MFnDependencyNode destFn ( destination );
MPlug src = srcFn.findPlug ( sourceAttribute, &status );
if ( status != MStatus::kSuccess ) return false;
MPlug dest = destFn.findPlug ( destinationAttribute, &status );
if ( status != MStatus::kSuccess ) return false;
MDGModifier modifier;
modifier.connect ( src, dest );
status = modifier.doIt();
return status == MStatus::kSuccess;
}
//---------------------------------------------------
bool DagHelper::connect ( const MObject& source, const MString& sourceAttribute, const MPlug& destination )
{
MStatus status;
MFnDependencyNode srcFn ( source );
MPlug src = srcFn.findPlug ( sourceAttribute, &status );
if ( status != MStatus::kSuccess ) return false;
MDGModifier modifier;
modifier.connect ( src, destination );
status = modifier.doIt();
return status == MStatus::kSuccess;
}
//---------------------------------------------------
bool DagHelper::connect ( const MPlug& source, const MObject& destination, const MString& destinationAttribute )
{
MStatus status;
MFnDependencyNode destFn ( destination );
MPlug dst = destFn.findPlug ( destinationAttribute, &status );
if ( status != MStatus::kSuccess ) return false;
MDGModifier modifier;
status = modifier.connect ( source, dst );
if ( status != MStatus::kSuccess ) return false;
status = modifier.doIt();
return status == MStatus::kSuccess;
}
//---------------------------------------------------
bool DagHelper::connect ( const MPlug& source, const MPlug& destination )
{
MDGModifier modifier;
modifier.connect ( source, destination );
MStatus status = modifier.doIt();
return status == MStatus::kSuccess;
}
//---------------------------------------------------
bool DagHelper::connectToList ( const MObject& source, const MString& sourceAttribute, const MObject& destination, const MString& destinationAttribute, int* index )
{
MStatus status;
MFnDependencyNode srcFn ( source );
MPlug src = srcFn.findPlug ( sourceAttribute, &status );
if ( status != MStatus::kSuccess ) return false;
return connectToList ( src, destination, destinationAttribute, index );
}
//---------------------------------------------------
bool DagHelper::connectToList ( const MPlug& source, const MObject& destination, const MString& destinationAttribute, int* _index )
{
MStatus status;
MFnDependencyNode destFn ( destination );
MPlug dest = destFn.findPlug ( destinationAttribute, &status );
if ( status != MStatus::kSuccess ) return false;
if ( !dest.isArray() ) return false;
int index = ( _index != NULL ) ? *_index : -1;
if ( index < 0 )
{
index = getNextAvailableIndex ( dest, ( int ) dest.evaluateNumElements() );
if ( _index != NULL ) *_index = index;
}
MPlug d = dest.elementByLogicalIndex ( index );
MDGModifier modifier;
modifier.connect ( source, d );
status = modifier.doIt();
return status == MStatus::kSuccess;
}
//---------------------------------------------------
int DagHelper::getNextAvailableIndex ( const MObject& object, const MString& attribute, int startIndex )
{
MPlug p = MFnDependencyNode ( object ).findPlug ( attribute );
if ( p.node().isNull() ) return -1;
return getNextAvailableIndex ( p, startIndex );
}
//---------------------------------------------------
int DagHelper::getNextAvailableIndex ( const MPlug& p, int startIndex )
{
if ( startIndex < 0 ) startIndex = 0;
// Look for the next available plug
for ( uint i = ( uint ) startIndex; i < ( uint ) startIndex + 100; ++i )
{
MPlug possibleDestination = p.elementByLogicalIndex ( i );
if ( !DagHelper::hasConnection ( possibleDestination ) )
{
return i;
}
}
return -1;
}
//---------------------------------------------------
bool DagHelper::hasConnection ( const MPlug& plug, bool asSource, bool asDestination )
{
MPlugArray plugs;
plug.connectedTo ( plugs, asDestination, asSource );
if ( plugs.length() > 0 ) return true;
return plug.numConnectedChildren() > 0;
}
//---------------------------------------------------
// Retrieve the bind pose for a controller/joint std::pair
//
MMatrix DagHelper::getBindPoseInverse ( const MObject& controller, const MObject& influence )
{
MStatus status;
if ( controller.apiType() == MFn::kSkinClusterFilter )
{
MFnSkinCluster controllerFn ( controller );
MFnDependencyNode fn(influence);
String nodeName = fn.name().asChar();
// Find the correct index for the pre-bind matrix
uint index = controllerFn.indexForInfluenceObject ( MDagPath::getAPathTo ( influence ), &status );
if (status != MStatus::kSuccess)
{
MFnDependencyNode influenceNode(influence);
MPlug bindPosePlug = influenceNode.findPlug("bindPose", &status);
if (status == MStatus::kSuccess)
{
MMatrix ret;
//this joint has been skinned but his influence has been removed so we need to retrieve his BindPose
if (!DagHelper::getPlugValue(bindPosePlug, ret))
{
return MMatrix::identity;
}
ret = ret.inverse();
return ret;
}
}
MPlug preBindMatrixPlug = controllerFn.findPlug ( "bindPreMatrix", &status );
preBindMatrixPlug = preBindMatrixPlug.elementByLogicalIndex ( index, &status );
if ( status != MStatus::kSuccess ) return MMatrix::identity;
// Get the plug's matrix
MMatrix ret;
if ( !DagHelper::getPlugValue ( preBindMatrixPlug, ret ) ) return MMatrix::identity;
return ret;
}
else if ( controller.apiType() == MFn::kJointCluster )
{
MMatrix ret;
DagHelper::getPlugValue ( influence, "bindPose", ret );
return ret.inverse();
}
else return MMatrix::identity;
}
//---------------------------------------------------
// set the bind pose for a transform
//
MStatus DagHelper::setBindPoseInverse ( const MObject& node, const MMatrix& bindPoseInverse )
{
MStatus status;
MFnDependencyNode dgFn ( node );
MPlug bindPosePlug = dgFn.findPlug ( "bindPose", &status );
if ( status != MS::kSuccess )
{
MGlobal::displayWarning ( MString ( "No bindPose found on node " ) + dgFn.name() );
return status;
}
MFnMatrixData matrixFn;
MObject val = matrixFn.create ( bindPoseInverse.inverse(), &status );
MObject invval = matrixFn.create ( bindPoseInverse, &status );
if ( status != MS::kSuccess )
{
MGlobal::displayWarning ( MString ( "Error setting bindPose on node " ) + dgFn.name() );
return status;
}
// set the bind pose on the joint itself
bindPosePlug.setValue ( val );
// Now, perhaps more significantly, see if there's a
// skinCluster using this bone and update its bind
// pose (as the joint bind pose is not connected to
// the skin - it's set at bind time from the joint's
// current position, and our importer may not want to
// disturb the current scene state just to put bones
// in a bind position before creating skin clusters)
MObject _node ( node );
MItDependencyGraph it ( _node, MFn::kSkinClusterFilter );
while ( !it.isDone() )
{
MPlug plug = it.thisPlug();
unsigned int idx = plug.logicalIndex();
MFnDependencyNode skinFn ( plug.node() );
MPlug skinBindPosePlug = skinFn.findPlug ( "bindPreMatrix", &status );
if ( status == MS::kSuccess )
{
// The skinCluster stores inverse inclusive matrix
// so notice we use invval (the MObject created off
// the inverse matrix here)
skinBindPosePlug = skinBindPosePlug.elementByLogicalIndex ( idx );
skinBindPosePlug.setValue ( invval );
}
it.next();
}
return status;
}
//---------------------------------------------------
MPlug DagHelper::getChildPlug ( const MPlug& parent, const MString& name, MStatus* rc )
{
MStatus st;
uint childCount = parent.numChildren ( &st );
if ( st != MStatus::kSuccess )
{
if ( rc != NULL ) *rc = st;
return parent;
}
// Check shortNames first
for ( uint i = 0; i < childCount; ++i )
{
MPlug child = parent.child ( i, &st );
if ( st != MStatus::kSuccess )
{
if ( rc != NULL ) *rc = st;
return parent;
}
MFnAttribute attributeFn ( child.attribute() );
MString n = attributeFn.shortName();
if ( n == name )
{
if ( rc != NULL ) *rc = MStatus::kSuccess;
return child;
}
}
// Check longNames second, use shortNames!
for ( uint i = 0; i < childCount; ++i )
{
MPlug child = parent.child ( i, &st );
if ( st != MStatus::kSuccess )
{
if ( rc != NULL ) *rc = st;
return parent;
}
MFnAttribute attributeFn ( child.attribute() );
MString n = attributeFn.name();
if ( n == name )
{
if ( rc != NULL ) *rc = MStatus::kSuccess;
return child;
}
}
if ( rc != NULL ) *rc = MStatus::kNotFound;
return parent;
}
//---------------------------------------------------
int DagHelper::getChildPlugIndex ( const MPlug& parent, const MString& name, MStatus* rc )
{
MStatus st;
uint childCount = parent.numChildren ( &st );
CHECK_STATUS_AND_RETURN ( st, -1 );
// Check shortNames first
for ( uint i = 0; i < childCount; ++i )
{
MPlug child = parent.child ( i, &st );
CHECK_STATUS_AND_RETURN ( st, -1 );
MFnAttribute attributeFn ( child.attribute() );
MString n = attributeFn.shortName();
if ( n == name )
{
if ( rc != NULL ) *rc = MStatus::kSuccess;
return i;
}
}
// Check longNames second, use shortNames!
for ( uint i = 0; i < childCount; ++i )
{
MPlug child = parent.child ( i, &st );
CHECK_STATUS_AND_RETURN ( st, -1 );
MFnAttribute attributeFn ( child.attribute() );
MString n = attributeFn.name();
if ( n == name )
{
if ( rc != NULL ) *rc = MStatus::kSuccess;
return i;
}
}
if ( rc != NULL ) *rc = MStatus::kNotFound;
return -1;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MObject& node, const String& attributeName, double &value )
{
MStatus status;
MPlug plug = MFnDependencyNode ( node ).findPlug ( attributeName.c_str(), &status );
if ( status != MStatus::kSuccess ) return false;
status = plug.getValue ( value );
return status == MStatus::kSuccess;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MObject& node, const String& attributeName, float &value )
{
MStatus status;
MPlug plug = MFnDependencyNode ( node ).findPlug ( attributeName.c_str(), &status );
if ( status != MStatus::kSuccess ) return false;
status = plug.getValue ( value );
return status == MStatus::kSuccess;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MPlug& plug, float& x )
{
MStatus status;
status = plug.getValue ( x );
return status == MStatus::kSuccess;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MPlug& plug, int& value )
{
MDGContext context = MDGContext::fsNormal;
MStatus status;
status = plug.getValue ( value );
return status == MStatus::kSuccess;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MPlug& plug, uint32& value )
{
MStatus status;
int temp;
status = plug.getValue ( temp );
value = static_cast<uint32> ( temp );
return status == MStatus::kSuccess;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MPlug& plug, short& value )
{
MStatus status;
status = plug.getValue ( value );
return status == MStatus::kSuccess;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MPlug& plug, uint16& value )
{
MStatus status;
short temp;
status = plug.getValue ( temp );
value = static_cast<uint16> ( temp );
return status == MStatus::kSuccess;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MPlug& plug, char& value )
{
MStatus status;
status = plug.getValue ( value );
return status == MStatus::kSuccess;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MPlug& plug, uint8& value )
{
MStatus status;
char temp;
status = plug.getValue ( temp );
value = static_cast<uint8> ( temp );
return status == MStatus::kSuccess;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MObject& node, const String& attributeName, MEulerRotation& value )
{
MStatus status;
MPlug plug = MFnDependencyNode ( node ).findPlug ( attributeName.c_str(), &status );
if ( status != MStatus::kSuccess ) return false;
if ( plug.isCompound() && plug.numChildren() >= 3 )
{
status = plug.child ( 0 ).getValue ( value.x );
if ( status != MStatus::kSuccess ) return false;
status = plug.child ( 1 ).getValue ( value.y );
if ( status != MStatus::kSuccess ) return false;
status = plug.child ( 2 ).getValue ( value.z );
if ( status != MStatus::kSuccess ) return false;
return true;
}
else return false;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MObject& node, const String& attributeName, bool& value )
{
MStatus status;
MPlug plug = MFnDependencyNode ( node ).findPlug ( attributeName.c_str(), &status );
if ( status != MStatus::kSuccess ) return false;
status = plug.getValue ( value );
if ( status != MStatus::kSuccess ) return false;
return true;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MPlug& plug, bool& value )
{
MStatus status;
status = plug.getValue ( value );
if ( status != MStatus::kSuccess ) return false;
return true;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MObject& node, const String& attributeName, int& value )
{
MStatus status;
MPlug plug = MFnDependencyNode ( node ).findPlug ( attributeName.c_str(), &status );
if ( status != MStatus::kSuccess ) return false;
status = plug.getValue ( value );
if ( status != MStatus::kSuccess ) return false;
return true;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MObject& node, const String& attributeName, MMatrix& value )
{
MStatus status;
MPlug plug = MFnDependencyNode ( node ).findPlug ( attributeName.c_str(), &status );
if ( status != MStatus::kSuccess ) return false;
return getPlugValue ( plug, value );
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MPlug& plug, MMatrix& value )
{
MStatus status;
MFnMatrixData mxData;
MObject object = mxData.create();
status = plug.getValue ( object );
if ( status != MStatus::kSuccess ) return false;
mxData.setObject ( object );
// MFnMatrixData mxData(o, &status);
if ( status != MStatus::kSuccess ) return false;
value = mxData.matrix();
return true;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MObject& node, const String& attributeName, MColor& value )
{
MStatus status;
MPlug plug = MFnDependencyNode ( node ).findPlug ( attributeName.c_str(), &status );
if ( status != MStatus::kSuccess ) return false;
return getPlugValue ( plug, value );
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MPlug& plug, MColor& value )
{
MStatus status;
if ( plug.isCompound() && plug.numChildren() >= 3 )
{
status = plug.child ( 0 ).getValue ( value.r );
if ( status != MStatus::kSuccess ) return false;
status = plug.child ( 1 ).getValue ( value.g );
if ( status != MStatus::kSuccess ) return false;
status = plug.child ( 2 ).getValue ( value.b );
if ( status != MStatus::kSuccess ) return false;
if ( plug.numChildren() >= 4 )
{
status = plug.child ( 3 ).getValue ( value.a );
if ( status != MStatus::kSuccess ) return false;
}
else value.a = 1.0f;
return true;
}
else return false;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MObject& node, const String& attributeName, MString& value )
{
MStatus status;
MPlug plug = MFnDependencyNode ( node ).findPlug ( attributeName.c_str(), &status );
if ( status != MStatus::kSuccess ) return false;
return plug.getValue ( value );
}
//---------------------------------------------------
void DagHelper::getPlugValue (
const MObject& node,
const String& attributeName,
MStringArray& output,
MStatus* status )
{
MPlug plug = MFnDependencyNode ( node ).findPlug ( attributeName.c_str(), status );
getPlugValue ( plug, output, status );
}
//---------------------------------------------------
void DagHelper::getPlugValue ( const MPlug& plug, MStringArray& output, MStatus* status )
{
MObject str_obj;
plug.getValue ( str_obj );
MFnStringArrayData f_astr ( str_obj, status );
unsigned int len = f_astr.length();
for ( unsigned int i = 0; i < len; ++i )
{
const MString& val = f_astr[i];
output.append ( val );
}
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MPlug& plug, float& x, float& y )
{
MObject obj;
plug.getValue ( obj );
MStatus status;
MFnNumericData fcolor ( obj, &status );
if ( !status ) return 0;
fcolor.getData ( x , y );
return 1;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MPlug& plug, float& x, float& y, float& z )
{
MObject obj;
plug.getValue ( obj );
MStatus status;
MFnNumericData fcolor ( obj, &status );
if ( !status ) return 0;
fcolor.getData ( x , y , z );
return 1;
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MObject& node, const String& attributeName, MVector& value )
{
MStatus status;
MPlug plug = MFnDependencyNode ( node ).findPlug ( attributeName.c_str(), &status );
if ( status != MStatus::kSuccess ) return false;
return getPlugValue ( plug, value );
}
//---------------------------------------------------
bool DagHelper::getPlugValue(const MObject& node, const String& attributeName, int& enumValue, MString& enumName)
{
MStatus status;
MPlug plug = MFnDependencyNode(node).findPlug(attributeName.c_str(), &status);
if (!status) return false;
return getPlugValue(plug, enumValue, enumName);
}
//---------------------------------------------------
bool DagHelper::getPlugValue(const MObject& node, const String& attributeName, MObject& value)
{
MStatus status;
MPlug plug = MFnDependencyNode(node).findPlug(attributeName.c_str(), &status);
if (!status) return false;
return getPlugValue(plug, value);
}
//---------------------------------------------------
bool DagHelper::getPlugValue ( const MPlug& plug, MVector& value )
{
MObject obj;
plug.getValue ( obj );
MStatus status = plug.getValue ( obj );
COLLADABU_ASSERT ( status );
MFnNumericData data ( obj );
double x, y, z;
status = data.getData ( x, y, z );
COLLADABU_ASSERT ( status );
value = MVector ( x,y,z );
return true;
}
//---------------------------------------------------
bool DagHelper::getPlugValue(const MPlug& plug, int& enumValue, MString& enumName)
{
MStatus status;
MObject attr;
attr = plug.attribute(&status);
if (!status) return false;
MFnEnumAttribute fnEnum(attr, &status);
if (!status) return false;
status = plug.getValue(enumValue);
if (!status) return false;
enumName = fnEnum.fieldName(enumValue, &status);
if (!status) return status;
return true;
}
//---------------------------------------------------
bool DagHelper::getPlugValue(const MPlug& plug, MObject& value)
{
MStatus status = plug.getValue(value);
if (!status) return false;
return true;
}
//---------------------------------------------------
bool DagHelper::setPlugValue ( MPlug& plug, const MVector& value )
{
MStatus status;
MFnNumericData dataCreator;
MObject float3Data = dataCreator.create ( MFnNumericData::k3Float, &status );
if ( status != MStatus::kSuccess ) return false;
dataCreator.setData ( ( float ) value.x, ( float ) value.y, ( float ) value.z );
status = plug.setValue ( float3Data );
if ( status != MStatus::kSuccess ) return false;
return true;
}
//---------------------------------------------------
bool DagHelper::setPlugValue ( MPlug& plug, const MColor& value )
{
MStatus status;
if ( plug.isCompound() && plug.numChildren() >= 3 )
{
MPlug rPlug = plug.child ( 0, &status );
if ( status != MStatus::kSuccess ) return false;
status = rPlug.setValue ( value.r );
if ( status != MStatus::kSuccess ) return false;
MPlug gPlug = plug.child ( 1, &status );
if ( status != MStatus::kSuccess ) return false;
status = gPlug.setValue ( value.g );
if ( status != MStatus::kSuccess ) return false;
MPlug bPlug = plug.child ( 2, &status );
if ( status != MStatus::kSuccess ) return false;
status = bPlug.setValue ( value.b );
if ( status != MStatus::kSuccess ) return false;
if ( plug.numChildren() >= 4 )
{
MPlug aPlug = plug.child ( 3, &status );
if ( status != MStatus::kSuccess ) return false;
status = aPlug.setValue ( value.a );
if ( status != MStatus::kSuccess ) return false;
}
}
return true;
}
//---------------------------------------------------
bool DagHelper::setPlugValue ( MPlug& plug, const MMatrix& value )
{
MStatus status;
MFnMatrixData dataCreator;
MObject matrixData = dataCreator.create ( value, &status );
if ( status != MStatus::kSuccess ) return false;
status = plug.setValue ( matrixData );
if ( status != MStatus::kSuccess ) return false;
return true;
}
//---------------------------------------------------
bool DagHelper::setPlugValue ( MPlug& plug, const String& value )
{
MStatus status;
status = plug.setValue ( value.c_str() );
return status == MStatus::kSuccess;
}
//---------------------------------------------------
#ifdef UNICODE
bool DagHelper::setPlugValue ( MPlug& plug, const String& value )
{
MStatus status;
status = plug.setValue ( MString ( value.c_str() ) );
return status == MStatus::kSuccess;
}
#endif // UNICODE
//---------------------------------------------------
bool DagHelper::setPlugValue ( MPlug& plug, float value )
{
MStatus status;
status = plug.setValue ( value );
return status == MStatus::kSuccess;