// ShowRedundantVertices.jsx
// Dec 5 2011
// After Effects Script
//Clinton Reese
//
/*
	AECollada imports repeating vertices
	this script isolates the repeats by shying all the other layers
	*/


var myactiveItem = app.project.activeItem;
if(myactiveItem)
{
	//Composition, Footage, or Folder
	if(myactiveItem.typeName=="Composition")
	{
		numlayers = myactiveItem.numLayers;
		//
		//shy all layers that are not  vertices
		//
		for(i=1;i<=numlayers;i++)
		{
			myname = myactiveItem.layer(i).name;
			matchpos = myname.search("_F_.+V$");

			if(matchpos == -1)
				myactiveItem.layer(i).shy=true;
		}
		//make list of unique vertex layers
		layerindexlist = new Array();
		listindex = 0;
		for(i=1;i<=numlayers;i++)
		{
			curlayer = myactiveItem.layer(i);
			myname = myactiveItem.layer(i).name;
			matchpos = myname.search("_F_.+V$");
			if(matchpos == -1) continue;
			if(listindex==0)
			{
				layerindexlist[listindex] = i;
				listindex++;
				myactiveItem.layer(i).shy=true;
				//savedpos = myactiveItem.layer(i).Transform.Position;
				//alert(savedpos.value[0]);
				continue;
			}
			curpos  = myactiveItem.layer(i).Transform.Position.value;
			foundinlist = false;
			for(j=0;j<listindex;j++)
			{
				savedpos = myactiveItem.layer(layerindexlist[j]).Transform.Position.value;
				//if(curpos == savedpos) foundinlist = true;
				dist = Math.sqrt((curpos[0]-savedpos[0])*(curpos[0]-savedpos[0]) + (curpos[1]-savedpos[1])*(curpos[1]-savedpos[1]) +(curpos[2]-savedpos[2])*(curpos[2]-savedpos[2]));
				if(dist<0.1) foundinlist = true;
			}
			if(!foundinlist)
			{
				layerindexlist[listindex] = i;
				listindex++;
				myactiveItem.layer(i).shy=true;
			}
		}
		//alert(listindex);
		myactiveItem.hideShyLayers=true;
	}
}