private void PositionElement(HudElement element, CameraProperties cameraProperties)
{
var viewportRect = GuiPlacement.CameraViewportRectangle(cameraProperties, distance: element.ViewportPoint.z);
var guiTransform = GuiPlacement.ProjectPointOnPlane(viewportRect, element.ViewportPoint);
guiTransform = guiTransform.Rotate(element.RotationOffset);
if (element.AdjustToFieldOfView)
{
guiTransform = guiTransform.UpdateScale(element.Scale * GuiPlacement.FocalLength(cameraProperties.FieldOfView));
}
else
{
guiTransform = guiTransform.UpdateScale(element.Scale);
}
// Make everything smaller when VR is enabled
if (_settingsProvider.ActiveVrMode != VrMode.None)
{
guiTransform = guiTransform.Scale(Vector3.one / _vrShrinkFactor);
}
var scale = guiTransform.Scale;
scale.z = 1;
guiTransform = guiTransform.UpdateScale(scale);
element.transform.SetLocal(guiTransform);
}
private GuiPlacement getPlacement()
{
GuiPlacement referencePlacement = positionReference != null ? positionReference.placement : null;
GuiPositionWithReference positionWithReference = new GuiPositionWithReference(position, referencePlacement);
return(GuiPlacementCalculatorApi.GetPlacement(positionWithReference, contentSize()));
}
void Update()
{
// TODO Listen to field of view events
var focalLength = GuiPlacement.FocalLength(_cameraRig.FieldOfView);
transform.localScale = _initialScale * focalLength;
}
private Vector3 RelativeTargetScale(Vector3 scale)
{
var distanceScale = _cameraTransform != null
? GuiPlacement.RelativeScale(_cameraTransform, transform.parent.position)
: 1f;
var targetScale = scale * distanceScale;
targetScale = Vector3.Scale(targetScale, _initialScale);
return(targetScale);
}
void Update()
{
if (_cameraTransform.IsDestroyed())
{
Debug.Log("camera transform is destroyed ");
return;
}
// Set the bottom position of the GUI element as anchor point
transform.position = transform.parent.position + _cameraTransform.up * (transform.localScale.y / 2);
GuiPlacement.FaceTransform(transform, _cameraTransform);
transform.Rotate(0, 180, 0, Space.Self);
}
public void Render()
{
placement = getPlacement();
Control.Render(placement.Placement, Content);
}
public void Render()
{
placement = getPlacement();
Control.Render(placement.Placement, Content);
}
public GuiPositionWithReference(GuiPosition position, GuiPlacement reference)
{
this.position = position;
this.reference = reference;
}
