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ICEDataProviderNode

Object Hierarchy | Related C++ Class: ICEDataProviderNode | Supported Parameter List: SceneReferenceNode | Related ICENode(s): GetDataNode

Inheritance

SIObject
   ProjectItem
       ICENode
          ICEDataProviderNode

Introduced

7.0

Description

The ICEDataProviderNode represents the GetDataNode types in a graph. The responsibility of an ICEDataProviderNode is to read the data from Softimage objects and is typically used to initiate the data flow of the graph.

Methods

Properties

Examples

Python Example

# Sample code to log all the data provider nodes in a graph
import win32com.client
from win32com.client import constants

xsi = Application

# Recursive function for traversing a node graph
def TraverseNodeGraph( in_node, level ):
   indent = level * '.'

   # Log the visited node name
   xsi.LogMessage( indent + in_node.Name )
   nodeCount = 0
   nodes = ()

   if in_node.IsClassOf( constants.siICENodeContainerID ):
       # The input node might be a ICETree or ICECompoundNode, let's get their DataProviderNodes 
       nodes = in_node.DataProviderNodes 
       nodeCount = nodes.Count

   # Recursively traverse the graph
   for i in range(nodeCount):
       TraverseNodeGraph( nodes[i], level+2 )

# Create a sample twist deformer graph first
xsi.CreatePrim( "Cube", "MeshSurface" )
xsi.SetValue( "cube.polymsh.geom.subdivu", 15 )
xsi.SetValue( "cube.polymsh.geom.subdivv", 14 )
xsi.ApplyOp( "ICETree", "cube", None, None, None, 0 )
xsi.AddICENode( "GetDataNode", "cube.polymsh.ICETree" )
xsi.SetValue( "cube.polymsh.ICETree.SceneReferenceNode.Reference", "cube.polymsh.PointPosition" )
xsi.AddICENode( "RotateVectorNode", "cube.polymsh.ICETree" )
xsi.AddICENode( "3DVectorToScalarNode", "cube.polymsh.ICETree" )
xsi.AddICENode( "SetData", "cube.polymsh.ICETree" )
xsi.SetValue( "cube.polymsh.ICETree.SetData.PredefinedAttributeName", "PointPosition" )
xsi.AddAttributeToSetDataICENode( "cube.polymsh.ICETree.SetData", "PointPosition", constants.siComponentDataTypeVector3, constants.siComponentDataContextComponent0D, constants.siComponentDataStructureSingle )
xsi.ConnectICENodes( "cube.polymsh.ICETree.port1", "cube.polymsh.ICETree.SetData.set" )
xsi.ConnectICENodes( "cube.polymsh.ICETree.RotateVectorNode.vector", "cube.polymsh.ICETree.SceneReferenceNode.value" )
xsi.ConnectICENodes( "cube.polymsh.ICETree.SetData.pointposition", "cube.polymsh.ICETree.RotateVectorNode.result" )
xsi.ConnectICENodes( "cube.polymsh.ICETree.3DVectorToScalarNode.vector", "cube.polymsh.ICETree.SceneReferenceNode.value" )
xsi.AddICENode( "MultiplyNode", "cube.polymsh.ICETree" )
xsi.ConnectICENodes( "cube.polymsh.ICETree.MultiplyNode.value1", "cube.polymsh.ICETree.3DVectorToScalarNode.y" )
xsi.AddICENode( "ScalarToRotationNode", "cube.polymsh.ICETree" )
xsi.ConnectICENodes( "cube.polymsh.ICETree.ScalarToRotationNode.angle", "cube.polymsh.ICETree.MultiplyNode.result" )
xsi.ConnectICENodes( "cube.polymsh.ICETree.RotateVectorNode.rotation", "cube.polymsh.ICETree.ScalarToRotationNode.rotation" )
xsi.SetValue( "cube.polymsh.ICETree.ScalarToRotationNode.y", 1 )
xsi.SetValue( "cube.polymsh.ICETree.ScalarToRotationNode.x", 0 )
xsi.SetValue( "cube.polymsh.ICETree.MultiplyNode.value2", 20 )
xsi.CreateICECompoundNode("cube.polymsh.ICETree.3DVectorToScalarNode,cube.polymsh.ICETree.MultiplyNode,cube.polymsh.ICETree.ScalarToRotationNode", "")

# Get the ICETree off the cube primitive and start iterating in the graph
cube = xsi.Selection(0)
cubeICETree = cube.ActivePrimitive.ICETrees[0]

level = 0
TraverseNodeGraph( cubeICETree, level )

See Also

Autodesk Softimage v7.5     <     >