protected virtual void SetupCanvas()
{
Canvas canvas = GetComponent <Canvas>();
if (canvas == null || canvas.renderMode != RenderMode.WorldSpace)
{
VRTK_Logger.Error(VRTK_Logger.GetCommonMessage(VRTK_Logger.CommonMessageKeys.REQUIRED_COMPONENT_MISSING_FROM_GAMEOBJECT, "VRTK_UICanvas", "Canvas", "the same", " that is set to `Render Mode = World Space`"));
return;
}
RectTransform canvasRectTransform = canvas.GetComponent <RectTransform>();
Vector2 canvasSize = canvasRectTransform.rect.size;
//copy public params then disable existing graphic raycaster
GraphicRaycaster defaultRaycaster = canvas.gameObject.GetComponent <GraphicRaycaster>();
VRTK_UIGraphicRaycaster customRaycaster = canvas.gameObject.GetComponent <VRTK_UIGraphicRaycaster>();
//if it doesn't already exist, add the custom raycaster
if (customRaycaster == null)
{
customRaycaster = canvas.gameObject.AddComponent <VRTK_UIGraphicRaycaster>();
}
if (defaultRaycaster != null && defaultRaycaster.enabled)
{
customRaycaster.ignoreReversedGraphics = defaultRaycaster.ignoreReversedGraphics;
customRaycaster.blockingObjects = defaultRaycaster.blockingObjects;
//Use Reflection to transfer the BlockingMask
customRaycaster.GetType().GetField("m_BlockingMask", BindingFlags.Instance | BindingFlags.NonPublic).SetValue(customRaycaster, defaultRaycaster.GetType().GetField("m_BlockingMask", BindingFlags.Instance | BindingFlags.NonPublic).GetValue(defaultRaycaster));
defaultRaycaster.enabled = false;
}
//add a box collider and background image to ensure the rays always hit
if (canvas.gameObject.GetComponent <BoxCollider>() == null)
{
Vector2 pivot = canvasRectTransform.pivot;
float zSize = 0.1f;
float zScale = zSize / canvasRectTransform.localScale.z;
canvasBoxCollider = canvas.gameObject.AddComponent <BoxCollider>();
canvasBoxCollider.size = new Vector3(canvasSize.x, canvasSize.y, zScale);
canvasBoxCollider.center = new Vector3(canvasSize.x / 2 - canvasSize.x * pivot.x, canvasSize.y / 2 - canvasSize.y * pivot.y, zScale / 2f);
canvasBoxCollider.isTrigger = true;
}
if (canvas.gameObject.GetComponent <Rigidbody>() == null)
{
canvasRigidBody = canvas.gameObject.AddComponent <Rigidbody>();
canvasRigidBody.isKinematic = true;
}
if (CREATE_DRAGGABLE_PANEL)
{
draggablePanelCreation = StartCoroutine(CreateDraggablePanel(canvas, canvasSize));
}
CreateActivator(canvas, canvasSize);
}
protected virtual void SetupCanvas()
{
if (this == null || !isActiveAndEnabled || VRTK4_EventSystem.Instance == null)
{
return;
}
Canvas canvas = GetComponent <Canvas>();
if (canvas == null || canvas.renderMode != RenderMode.WorldSpace)
{
Debug.LogError(
string.Format("{0} REQUIRED_COMPONENT_MISSING_FROM_GAMEOBJECT {1} Make sure {2}",
nameof(VRTK4_UICanvas), gameObject.name, "that Canvas is set to `Render Mode = World Space`"),
gameObject);
return;
}
RectTransform canvasRectTransform = canvas.GetComponent <RectTransform>();
Vector2 canvasSize = canvasRectTransform.sizeDelta;
//copy public params then disable existing graphic raycaster
GraphicRaycaster defaultRaycaster = canvas.gameObject.GetComponent <GraphicRaycaster>();
VRTK4_UIGraphicRaycaster customRaycaster =
canvas.gameObject.GetComponent <VRTK4_UIGraphicRaycaster>();
//if it doesn't already exist, add the custom raycaster
if (customRaycaster == null)
{
customRaycaster = canvas.gameObject.AddComponent <VRTK4_UIGraphicRaycaster>();
}
if (defaultRaycaster != null && defaultRaycaster.enabled)
{
customRaycaster.ignoreReversedGraphics = defaultRaycaster.ignoreReversedGraphics;
customRaycaster.blockingObjects = defaultRaycaster.blockingObjects;
//Use Reflection to transfer the BlockingMask
customRaycaster.GetType()
.GetField("m_BlockingMask",
BindingFlags.Instance | BindingFlags.NonPublic).SetValue(
customRaycaster,
defaultRaycaster.GetType()
.GetField("m_BlockingMask", BindingFlags.Instance | BindingFlags.NonPublic)
.GetValue(defaultRaycaster));
defaultRaycaster.enabled = false;
}
//add a box collider and background image to ensure the rays always hit
if (canvas.gameObject.GetComponent <BoxCollider>() == null)
{
Vector2 pivot = canvasRectTransform.pivot;
float zSize = 0.1f;
float zScale = canvasRectTransform.localScale.z > 0 ? zSize / canvasRectTransform.localScale.z : 1;
canvasBoxCollider = canvas.gameObject.AddComponent <BoxCollider>();
canvasBoxCollider.size = new Vector3(canvasSize.x, canvasSize.y, zScale);
canvasBoxCollider.center = new Vector3(canvasSize.x / 2 - canvasSize.x * pivot.x,
canvasSize.y / 2 - canvasSize.y * pivot.y, zScale / 2f);
canvasBoxCollider.isTrigger = true;
canvasBoxCollider.gameObject.layer = UnityEngine.LayerMask.NameToLayer("UI");
}
if (canvas.gameObject.GetComponent <Rigidbody>() == null)
{
canvasRigidBody = canvas.gameObject.AddComponent <Rigidbody>();
canvasRigidBody.isKinematic = true;
}
draggablePanelCreation = StartCoroutine(CreateDraggablePanel(canvas, canvasSize));
CreateActivator(canvas, canvasSize);
}
