Hi dsman. I don't know if I understood right, but I'll tell you a problem with projection that i found and solved it. If your canvas renderer haven't the same resolution like your device, the function "BABYLON.Vector3.Project" works wrong in Chrome, in firefox works well. So if you modify from html your canvas properties width and height (it means that you no use 100% values) or from js, or if you use function like: hardwareScalingLevel = 1.3;scene.getEngine().setHardwareScalingLevel(hardwareSca