public bool contains(fRectangle other)
{
return(m_left <= other.m_right &&
m_right >= other.m_left &&
m_top >= other.m_bottom &&
m_bottom <= other.m_top);
}
private void Start()
{
Assert.IsNotNull(m_selectionBox);
m_selectionBox.SetActive(false);
m_AABB = new fRectangle(transform.position, transform.localScale);
}
public void selectUnits(fRectangle selectionBox)
{
foreach (Unit unit in m_units)
{
Selection unitSelection = unit.gameObject.GetComponent <Selection>();
Assert.IsNotNull(unitSelection);
unitSelection.Select(selectionBox);
}
}
public void Select(fRectangle selectionBox)
{
if (selectionBox.contains(m_AABB))
{
m_selectionBox.SetActive(true);
}
else
{
m_selectionBox.SetActive(false);
}
}
public void switchToState(eHarvesterState newState, BoidSpawner boidSpawner = null)
{
m_harvesterState = newState;
m_currentState = eUnitState.InUseBySecondaryState;
m_targetID = Utilities.INVALID_ID;
switch (newState)
{
case eHarvesterState.SetBoidSpawner:
{
Assert.IsNotNull(boidSpawner);
m_harvester.m_boidSpawner = boidSpawner;
}
break;
case eHarvesterState.TargetAvailableBoid:
{
Assert.IsNotNull(m_harvester.m_boidSpawner);
m_harvester.m_targetBoid = m_harvester.m_boidSpawner.getAvailableBoid(m_unit.getID());
if (m_harvester.m_targetBoid)
{
m_tankMovement.moveTo(m_harvester.m_targetBoid.transform.position);
m_harvesterState = eHarvesterState.MovingToTargetedBoid;
m_findAvailableBoid = false;
}
else
{
m_findAvailableBoid = true;
}
}
break;
case eHarvesterState.SetDestinationResourceBuilding:
{
Assert.IsNotNull(m_harvester.m_buildingToReturnResource);
fRectangle AABB = m_harvester.m_buildingToReturnResource.GetComponent <Selection>().getAABB();
m_tankMovement.moveTo(
Utilities.getClosestPositionOutsideAABB(AABB, transform.position,
m_harvester.m_buildingToReturnResource.transform.position, m_harvester.m_destinationOffSetHQ));
m_harvesterState = eHarvesterState.MovingToResourceBuilding;
}
break;
}
}
static public Vector3 getClosestPositionOutsideAABB(fRectangle AABB, Vector3 unitPosition, Vector3 centrePosition, float offSet)
{
Assert.IsNotNull(AABB);
Vector3 direction = (unitPosition - centrePosition).normalized;
Vector3 position = centrePosition;
int distance = 1;
while (AABB.contains(position))
{
position += direction * distance;
}
position += direction * offSet;
return(new Vector3(position.x, 1, position.z));
}
static public Vector3 getRandomPositionOutsideAABB(fRectangle AABB, Vector3 centrePosition, float offSet)
{
Assert.IsNotNull(AABB);
Vector3 direction = new Vector3(Random.Range(-1.0f, 1.0f), 1, Random.Range(-1.0f, 1.0f)).normalized;
Vector3 position = centrePosition;
int distance = 1;
while (AABB.contains(position))
{
position += direction * distance;
}
position += direction * offSet;
return(new Vector3(position.x, 1, position.z));
}
private void onLeftClick()
{
if (Input.GetMouseButtonDown(0) && !m_leftButtonHeld)
{
m_player.deselectAllUnits();
Ray ray = m_camera.ScreenPointToRay(Input.mousePosition);
RaycastHit hit;
if (Physics.Raycast(ray, out hit, Mathf.Infinity, ~(1 << 10)) && hit.collider.tag == "Ground")
{
m_mousePressedPosition = hit.point;
}
else if (Physics.Raycast(ray, out hit) && hit.collider.tag == "PlayerBuilding")
{
m_player.selectBuilding(hit.point);
return;
}
m_leftButtonHeld = true;
m_selectionBoxClone = Instantiate(m_selectionBoxPrefab, hit.point, Quaternion.identity);
m_selectionBoxClone.transform.position = m_mousePressedPosition;
}
else if (m_leftButtonHeld)
{
Ray ray = m_camera.ScreenPointToRay(Input.mousePosition);
RaycastHit hit;
if (Physics.Raycast(ray, out hit, Mathf.Infinity, ~(1 << 10)) && hit.collider.tag == "Ground")
{
Assert.IsNotNull(m_selectionBoxClone);
m_selectionBoxClone.transform.localScale = hit.point - m_mousePressedPosition;
m_selectionBoxClone.transform.localScale =
new Vector3(m_selectionBoxClone.transform.localScale.x, m_selectionBoxHeight, m_selectionBoxClone.transform.localScale.z);
m_selectionBoxClone.transform.position = m_mousePressedPosition + (hit.point - m_mousePressedPosition) / 2.0f;
fRectangle selectionBoxAABB = new fRectangle(m_selectionBoxClone.transform.position, m_selectionBoxClone.transform.localScale);
m_player.selectUnits(selectionBoxAABB);
}
if (Input.GetMouseButtonUp(0))
{
clearSelectionBox();
}
}
}
private void setRectangle(Rectangle levelBounds)
{
backgroundRect = new fRectangle(new Vector2(levelBounds.X - Offset, levelBounds.Y - Offset), levelBounds.Width + (Offset * 2), levelBounds.Height + (Offset* 2));
}
