Spiderman home-coming mystery code solved

Readme.md

Resolution for the source code mystery of the Spider-Man: Homecoming trailer 3

See this video for more info on mystery

Mystery.js

targetPos = thisComp.layer("target").toComp([0,0]); // Compensating for the missing "targetPos" variable

box = thisComp.layer("box");
boxTopLeft = box.toComp([0,0]);
boxBottomRight = box.toComp([box.width,box.height]);
// this is erroneous on their part. "deltaX" and "xDistanceToEdge" does not exist yet, commented out.
boxAnchor = box.toComp(box.anchorPoint);// xRatio = deltaX/xDistanceToEdge;

deltaVec = sub(targetPos, boxAnchor)
deltaX = deltaVec[0];
deltaY = deltaVec[1];
xRatio = 1;
yRatio = 1;
if(deltaX>0){ // target is right of anchorPoint
	xDistanceToEdge = boxBottomRight[0] - boxAnchor[0];
	xRatio = deltaX / xDistanceToEdge;
}else if(deltaX<0)
{
	xDistanceToEdge = boxTopLeft[0] - boxAnchor[0];
	xRatio = deltaX / xDistanceToEdge;
}
if(deltaY>0){ // target is below anchorPoint
	yDistanceToEdge = boxBottomRight[1] - boxAnchor[1];
	yRatio = deltaY / yDistanceToEdge; 
}else if(deltaY<0)
{
	yDistanceToEdge = boxTopLeft[1] - boxAnchor[1];
	yRatio = deltaY / yDistanceToEdge; 
}
ratio = (xRatio>yRatio)? xRatio:yRatio;
offset = div(deltaVec,ratio);
boxAnchor + offset;