public IntPtr GetInstanceFromNodeIndex(int index)
{
var instanceIndex = NodeIndexToInstanceIndex.GetOrDefault(index, -1);
if (instanceIndex <= 0)
{
return(IntPtr.Zero);
}
return(Instances[instanceIndex]);
}
public VimHelper(IRenderApi api, VimScene vim)
{
(Vim, Api) = (vim, api);
Api.Scene.GetNodeToInstanceTable(ref NodeIndices, ref Instances);
Debug.Assert(NodeIndices.Length == Instances.Length);
Flags = new bool[NodeIndices.Length];
for (var i = 0; i < NodeIndices.Length; ++i)
{
NodeIndexToInstanceIndex.Add(NodeIndices[i], i);
InstanceToNodeIndex.Add(Instances[i], NodeIndices[i]);
}
ElementIndexToSceneNode = Vim.GetElementIndexToSceneNodeMap();
}
public void IsolateNodes(IEnumerable <VimSceneNode> nodes)
{
for (var i = 0; i < Flags.Length; ++i)
{
Flags[i] = true;
}
foreach (var n in nodes)
{
var index = NodeIndexToInstanceIndex.GetOrDefault(n.Id, -1);
if (index >= 0)
{
Flags[index] = false;
}
}
UpdateVisibility();
}
public void HighlightNodes(IEnumerable <VimSceneNode> nodes, int colorIndex)
{
for (var i = 0; i < Flags.Length; ++i)
{
Flags[i] = false;
}
foreach (var n in nodes)
{
var index = NodeIndexToInstanceIndex.GetOrDefault(n.Id, -1);
if (index >= 0)
{
Flags[index] = true;
}
}
UpdateHighlighting(colorIndex);
}
