Always returns a Promise. When the input coordinates contain a height, it will use this height to compute the image coordinates
When not, it will try to get the terrainHeight in case a terrain is defined and use the height from there, to compute the image coordinates
Always returns a Promise. When the input coordinates contain a height, it will use this height to compute the image coordinates When not, it will try to get the terrainHeight in case a terrain is defined and use the height from there, to compute the image coordinates