/*
* Description : Raycast forward to detect any paint receiver, when hit store the surface's normal and texcoord.
*/
private void CalculateCollision()
{
Vector3 direction = transform.position - m_previousPosition;
float distance = direction.magnitude;
if (distance == 0.0f)
{
return;
}
direction /= distance;
Ray ray = new Ray(m_previousPosition, direction);
RaycastHit hit;
if (Physics.Raycast(ray, out hit, distance, m_layerMask, QueryTriggerInteraction.Ignore))
{
m_paintReceiver = hit.collider.gameObject.GetComponent <PaintReceiver>();
if (m_paintReceiver != null)
{
m_texCoord = hit.textureCoord;
m_wallNormal = hit.normal;
if (PhotonNetwork.room != null)
{
photonView.RPC("BroadcastIsColliding", PhotonTargets.All, hit.point);
}
else
{
BroadcastIsColliding(hit.point);
}
}
}
}
public void Initialize(PaintReceiver newPaintReceiver)
{
stamp = new Stamp(brush);
stamp.mode = paintMode;
paintReceiver = newPaintReceiver;
paintReceiverCollider = newPaintReceiver.GetComponent <Collider>();
}
/*
* Description : Calculating where the marker should move and rotate, after that raycast to get a new texcoord or if
* marker is hitting new writable surface.
* Note : Change this function to get different movement behaviour.
*/
private void CalculatePencilPositionAndRotation()
{
//Marker will snap to the surface and move around, and always stay straight up from the surface.
//Change this block of code for different movement behaviour.
Vector3 offset = m_rightController.transform.position - m_hitPoint;
Vector3 vectorOnSurface = Vector3.ProjectOnPlane(offset, m_wallNormal);
Vector3 targetPosition = m_hitPoint + vectorOnSurface;
Quaternion targetRotation = Quaternion.LookRotation(-m_wallNormal);
if (PhotonNetwork.room != null)
{
photonView.RPC("BroadcastPencilPositionAndRotation", PhotonTargets.All, targetPosition, targetRotation);
}
else
{
BroadcastPencilPositionAndRotation(targetPosition, targetRotation);
}
Ray ray = new Ray(transform.position - (transform.forward * M_RAYCAST_OFFSET_DISTANCE), transform.forward);
RaycastHit hit;
if (Physics.Raycast(ray, out hit, M_RAYCAST_DISTANCE, m_layerMask, QueryTriggerInteraction.Ignore))
{
PaintReceiver paintReceiver = hit.collider.gameObject.GetComponent <PaintReceiver>();
if (m_paintReceiver != null)
{
if (m_paintReceiver != paintReceiver)
{
if (PhotonNetwork.room != null)
{
photonView.RPC("ChangePaintReceiver", PhotonTargets.All);
}
else
{
ChangePaintReceiver();
}
lastDrawPosition = null;
}
m_texCoord = hit.textureCoord;
}
return;
}
if (PhotonNetwork.room != null)
{
photonView.RPC("HoldToHand", PhotonTargets.All);
}
else
{
HoldToHand();
}
BroadcastEndLine();
}
/*
* Description : Handle if there's a change in PaintReceiver reference.
*/
private void ChangePaintReceiver()
{
Ray ray = new Ray(transform.position - (transform.forward * M_RAYCAST_OFFSET_DISTANCE), transform.forward);
RaycastHit hit;
if (Physics.Raycast(ray, out hit, M_RAYCAST_DISTANCE, m_layerMask, QueryTriggerInteraction.Ignore))
{
m_paintReceiver = hit.collider.gameObject.GetComponent <PaintReceiver>();
}
}
/*
* Description : Handle all variable that need to be sync when marker is colliding with the surface.
* Argument : aHitPoint : Hit point where the raycast hit to store through all the scene
* Note : this function will raycast once through all the scene to get the paint receiver reference.
*/
private void BroadcastIsColliding(Vector3 aHitPoint)
{
m_hitPoint = aHitPoint;
transform.parent = null;
m_isColliding = true;
Ray ray = new Ray(transform.position - (transform.forward * M_RAYCAST_OFFSET_DISTANCE), transform.forward);
RaycastHit hit;
if (Physics.Raycast(ray, out hit, M_RAYCAST_DISTANCE, m_layerMask, QueryTriggerInteraction.Ignore))
{
m_paintReceiver = hit.collider.gameObject.GetComponent <PaintReceiver>();
}
}
public void Initialize(PaintReceiver newPaintReceiver)
{
m_PaintReceiver = newPaintReceiver;
m_PaintReceiverCollider = newPaintReceiver.GetComponent <Collider>();
}
