Method addNode

Engine/modules/Verve/VPath/VPathEditor.cpp:1005–1079

}

void VPathEditor::addNode( const Gui3DMouseEvent &pEvent )
{
    VPath *path = mSelection.Path;
    if ( !path )
    {
        // Woops!
        return;
    }

    // Min Index.
    S32 nodeIndex = -1;
    MatrixF nodeTransform( true );
    if ( !getPointOnPath( path, pEvent, nodeIndex, nodeTransform ) )
    {
        // Can't Add.
        return;
    }

    // Invert Transform.
    MatrixF pathTransform = mSelection.Path->getTransform();
    pathTransform.setPosition( Point3F::Zero );
    pathTransform.inverse();

    Point3F nodePosition = ( nodeTransform.getPosition() - mSelection.Path->getPosition() );
    pathTransform.mulP( nodePosition );

    // Node Rotation.
    nodeTransform.mul( pathTransform );
    QuatF nodeRotation( nodeTransform );

    // Node Weights.
    F32 nodeWeight = 10.f;

    // Add New Node.
    VPathNode *node = path->addNode( nodePosition, nodeRotation, nodeWeight, ++nodeIndex );

    // Valid Node?
    if ( !node )
    {
        return;
    }

    // Update Size.
    path->updateContainer();

    // Calculate Path.
    path->calculatePath();

    UndoManager *historyManager = NULL;
    if ( !Sim::findObject( "EUndoManager", historyManager ) )
    {
        Con::errorf( "VPathEditor::addNode() - EUndoManager not found!" );
        return;           
    }

    // Create Undo Action.
    VPathEditorAddNodeAction *editAction = new VPathEditorAddNodeAction();