/// <summary>
/// Sets the active tool and updates the UI
/// </summary>
public void SetActiveTool(ToolType value)
{
State.ActiveTool = value;
RepaintInputHints();
if (BrushL)
{
BrushL.OnActiveToolChanged();
}
if (BrushR)
{
BrushR.OnActiveToolChanged();
}
OnActiveToolChanged();
}
/// <summary>
/// Updates the <see cref="InputState"/> <see cref="State"/>.
/// Implementation note: The hands may not be initialized/detected yet.
/// </summary>
private void UpdateSharedState()
{
StatePrev = State;
HandL.TryGetFeatureValue(CommonUsages.primaryButton, out State.PrimaryBtnL);
HandL.TryGetFeatureValue(CommonUsages.secondaryButton, out State.SecondaryBtnL);
HandL.TryGetFeatureValue(CommonUsages.primary2DAxis, out State.PrimaryAxisL);
HandR.TryGetFeatureValue(CommonUsages.primaryButton, out State.PrimaryBtnR);
HandR.TryGetFeatureValue(CommonUsages.secondaryButton, out State.SecondaryBtnR);
HandR.TryGetFeatureValue(CommonUsages.primary2DAxis, out State.PrimaryAxisR);
// Read values and then convert to world space
HandL.TryGetFeatureValue(CommonUsages.grip, out State.GripL);
HandL.TryGetFeatureValue(CommonUsages.trigger, out State.TriggerL);
HandL.TryGetFeatureValue(CommonUsages.devicePosition, out State.HandPosL);
HandL.TryGetFeatureValue(CommonUsages.deviceRotation, out State.HandRotL);
HandR.TryGetFeatureValue(CommonUsages.grip, out State.GripR);
HandR.TryGetFeatureValue(CommonUsages.trigger, out State.TriggerR);
HandR.TryGetFeatureValue(CommonUsages.devicePosition, out State.HandPosR);
HandR.TryGetFeatureValue(CommonUsages.deviceRotation, out State.HandRotR);
// Convert to world space
var xrRigRotation = xrRig.rotation;
State.HandPosL = xrRig.TransformPoint(State.HandPosL);
State.HandRotL = xrRigRotation * State.HandRotL;
State.HandPosR = xrRig.TransformPoint(State.HandPosR);
State.HandRotR = xrRigRotation * State.HandRotR;
// Update hover targets of rays
State.IsTeleporting = State.PrimaryAxisL.y > 0.1f; // Threshold should be lower than teleportRayL's
if (!State.IsTeleporting)
{
if (handInteractorL)
{
handInteractorL.GetHoverTargets(_rayHoverTargetsL);
}
if (handInteractorR)
{
handInteractorR.GetHoverTargets(_rayHoverTargetsR);
}
}
// Ray Interactor & Teleportation
UpdateRayInteractors();
// Input conflict with interactables
if (handInteractorL)
{
State.GripL *= handInteractorL.selectTarget ? 0f : 1f;
}
if (handInteractorR)
{
State.GripR *= handInteractorR.selectTarget ? 0f : 1f;
}
State.TriggerL *= !State.IsTeleporting && _rayHoverTargetsL.Count == 0 ? 1f : 0f;
State.TriggerR *= !State.IsTeleporting && _rayHoverTargetsR.Count == 0 ? 1f : 0f;
// Changing Active Tool
if (State.SecondaryBtnL && !StatePrev.SecondaryBtnL)
{
SetActiveTool((ToolType)
((State.ActiveTool.GetHashCode() + 1) % Enum.GetNames(typeof(ToolType)).Length));
}
// Brush Resizing
if (Mathf.Abs(State.PrimaryAxisR.y) > XrBrush.ResizeDeadZone)
{
State.BrushRadius = Mathf.Clamp(
State.BrushRadius + XrBrush.ResizeSpeed * Time.deltaTime * State.PrimaryAxisR.y,
XrBrush.RadiusRange.x, XrBrush.RadiusRange.y);
if (BrushL)
{
BrushL.SetRadius(State.BrushRadius);
}
BrushR.SetRadius(State.BrushRadius);
}
// Changing the Active Mesh
if (State.ActiveTool == ToolType.Transform &&
State.TriggerR > 0.1f && StatePrev.TriggerR < 0.1f)
{
BrushR.SetActiveMesh();
}
}
