Body:getWorldPoints
Transforms multiple points from local coordinates to world coordinates.
x1, y1, x2, y2 = Body:getWorldPoints( x1, y1, x2, y2 )
x1 number The x position of the first point.
y1 number The y position of the first point.
x2 number The x position of the second point.
y2 number The y position of the second point.
x1 number The transformed x position of the first point.
y1 number The transformed y position of the first point.
x2 number The transformed x position of the second point.
y2 number The transformed y position of the second point.