void LateUpdate()
{
if (!marqueeActive)
{
// No raycasting when over a GUI widget.
if (GUIUtility.hotControl != 0)
{
disabledBecauseGUI = true;
}
// Wait for mouse0 to go up, then wait a frame.
if (disabledBecauseGUI)
{
if (Input.GetMouseButtonUp(0))
{
disabledBecauseGUI = false;
}
return;
}
}
if (activeGhost != null)
{
TryToPlaceThing();
return;
}
if (selectedUnits != null)
{
selectedUnits.RemoveAll(e => e == null);
}
bool addToSelection = ModifierActive("left shift") || ModifierActive("right shift");
if (Input.GetButtonUp("Select"))
{
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
if (!addToSelection)
{
ClearSelected();
}
// Selectable units only.
RaycastHit hit;
if (Physics.Raycast(ray, out hit, Mathf.Infinity, 1 << selectableThingLayer))
{
var unit = hit.transform.gameObject;
if (!selectedUnits.Contains(unit))
{
SelectUnit(unit);
}
else if (addToSelection)
{
DeselectUnit(unit);
}
}
}
if (Input.GetButtonUp("Action"))
{
Ray ray = Camera.main.ScreenPointToRay(Input.mousePosition);
// Shoot for units first.
RaycastHit hit;
if (Physics.Raycast(ray, out hit, Mathf.Infinity, 1 << selectableThingLayer))
{
Entity target = hit.transform.gameObject.GetComponent <Entity>();
foreach (var unit in selectedUnits)
{
if (unit == null)
{
continue;
}
ComSat.IssueAttack(unit.GetComponent <Entity>(), new[] { target });
}
// Otherwise, do a move.
}
else if (Physics.Raycast(ray, out hit, Mathf.Infinity, 1 << terrainLayer))
{
DVector2 point = new DVector2((DReal)hit.point.z, (DReal)hit.point.x);
foreach (var unit in selectedUnits)
{
if (unit == null)
{
continue;
}
ComSat.IssueMove(unit.GetComponent <Entity>(), point);
}
}
}
if (Input.GetMouseButtonDown(0) || Input.GetMouseButtonDown(1))
{
marqueeMode = Input.GetMouseButtonDown(0) ? MarqueeMode.Select : MarqueeMode.Target;
marqueeActive = true;
marqueeOrigin = MousePosition();
}
if (Input.GetMouseButtonUp(0) || Input.GetMouseButtonUp(1))
{
if (marqueeRect.width != 0 && marqueeRect.height != 0)
{
var selection = new List <Entity>();
if (!addToSelection && Input.GetMouseButtonUp(0))
{
ClearSelected();
}
var selectableUnits = GameObject.FindGameObjectsWithTag("MultiSelectableUnit");
foreach (GameObject unit in selectableUnits)
{
Entity e = unit.GetComponent <Entity>();
if (e == null)
{
Debug.LogWarning("No entity in unit " + unit);
continue;
}
if (marqueeMode == MarqueeMode.Select && e.team != ComSat.localTeam)
{
continue;
}
if (marqueeMode == MarqueeMode.Target && e.team == ComSat.localTeam)
{
continue;
}
// Convert the world position of the unit to a screen position and then to a GUI point.
Vector3 screenPos = Camera.main.WorldToScreenPoint(unit.transform.position);
Vector2 screenPoint = new Vector2(screenPos.x, Screen.height - screenPos.y);
if (marqueeRect.Contains(screenPoint))
{
selection.Add(e);
}
}
if (marqueeMode == MarqueeMode.Select)
{
foreach (var u in selection)
{
SelectUnit(u.gameObject);
}
}
else
{
var a = selection.ToArray();
foreach (var attacker in selectedUnits)
{
if (attacker == null)
{
continue;
}
ComSat.IssueAttack(attacker.GetComponent <Entity>(), a);
}
}
}
// Reset the marquee so it no longer appears on the screen.
marqueeRect.width = 0;
marqueeRect.height = 0;
marqueeActive = false;
}
if (Input.GetMouseButton(0) || Input.GetMouseButton(1))
{
Vector2 mouse = MousePosition();
// Compute a new marquee rectangle.
marqueeRect.x = marqueeOrigin.x;
marqueeRect.y = marqueeOrigin.y;
marqueeRect.width = mouse.x - marqueeOrigin.x;
marqueeRect.height = mouse.y - marqueeOrigin.y;
// Prevent negative widths/heights.
if (marqueeRect.width < 0)
{
marqueeRect.x += marqueeRect.width;
marqueeRect.width = -marqueeRect.width;
}
if (marqueeRect.height < 0)
{
marqueeRect.y += marqueeRect.height;
marqueeRect.height = -marqueeRect.height;
}
}
GroupStuff();
}