private void Update()
{
switch (mouseMode)
{
case (MouseMode.Placement):
//Shoot a ray to the mouse
RaycastHit hitInfo;
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
Vector3 localUp = cursor.transform.up;
Vector3 localForward = cursor.transform.forward;
if (Physics.Raycast(ray, out hitInfo, Mathf.Infinity, placementLayerMask))
{
cursor.transform.LookAt(cursor.transform.position + localForward, localUp);
//Snap to the grid
cursor.transform.position = grid.getGridPoint(hitInfo.point);
//New offset so it fits on the grid spot
Vector3 pos = new Vector3(0f, 4.5f, 0f);
cursor.transform.position += pos;
localUp = hitInfo.normal;
cursor.transform.position += hitInfo.normal * 0.5f;
if (bldPlacer.checkPosition(cursor))
{
//Set the material of the cursor to the placeable color
mesh.material = placeable;
foreach (Transform child in cursor.transform)
{
child.gameObject.layer = 8;
childMesh = child.GetComponent <MeshRenderer>();
childMesh.material = placeable;
}
}
else
{
mesh.material = unplaceable;
foreach (Transform child in cursor.transform)
{
child.gameObject.layer = 8;
childMesh = child.GetComponent <MeshRenderer>();
childMesh.material = unplaceable;
}
}
}
//Rotate Left
if (Input.GetKeyDown(KeyCode.A))
{
Vector3 temp = cursor.transform.forward;
temp.x = -cursor.transform.forward.z;
temp.z = cursor.transform.forward.x;
localForward = temp;
cursor.transform.forward = localForward;
}
//Rotate Right
if (Input.GetKeyDown(KeyCode.D))
{
Vector3 temp = cursor.transform.forward;
temp.x = cursor.transform.forward.z;
temp.z = -cursor.transform.forward.x;
localForward = temp;
cursor.transform.forward = localForward;
}
if (Input.GetKeyDown(KeyCode.Mouse0))
{
//Replace the raycast with the ability to detect if the mouse is over a ui element
if (bldPlacer.checkPosition(cursor) && Physics.Raycast(ray, out hitInfo, Mathf.Infinity, placementLayerMask))
{
bldPlacer.PlaceBuildingNear(cursor);
}
}
break;
}
}