private void PlaceObject()
{
if (current == null)
{
return;
}
if (previewGO == null)
{
previewGO = current.GetPreviewGameObject();
previewGO.transform.localRotation = Quaternion.Euler(lastRotation);
previewSceneGameObject = previewGO.GetComponent <SceneGameObject>();
if (previewSceneGameObject == null)
{
previewSceneGameObject = previewGO.AddComponent <SceneGameObject>();
}
previewSceneGameObject.isPlacingMode = true;
currentObjectLayer = previewGO.layer;
previewGO.RunOnChildrenRecursive((GameObject g) => { g.layer = placementLayer; });
}
if (Input.GetKeyDown(KeyCode.Q))
{
previewGO.transform.Rotate(new Vector3(0, 1, 0), 90);
}
if (Input.GetKeyDown(KeyCode.E))
{
previewGO.transform.Rotate(new Vector3(0, 1, 0), -90);
}
if (Input.GetKeyDown(KeyCode.Escape))
{
ResetCurrent(true);
return;
}
if (TryRaycastFromScreen(current.GetLayerMask(), out RaycastHit hit))
{
Transform objectHit = hit.transform;
Vector3 hitPointOnPlane = hit.point;
float x = hitPointOnPlane.x - hitPointOnPlane.x % gridSize;
float z = hitPointOnPlane.z - hitPointOnPlane.z % gridSize;
float y = hitPointOnPlane.y - hitPointOnPlane.y % gridSize;
previewGO.transform.position = hitPointOnPlane;
SceneGameObject sco = objectHit.GetComponentInParent <SceneGameObject>();
if (sco != null)
{
if (sco.CanHoldItem(previewSceneGameObject))
{
previewGO.SetActive(false);
SessionManager.Instance.SetSelected(sco.data.id);
}
}
else
{
previewGO.SetActive(true);
SessionManager.Instance.SetSelected(null);
}
if (Input.GetMouseButtonDown(0) && (!previewSceneGameObject.isColliding || sco != null))
{
Transform p = sco != null ? sco.transform : items.transform;
previewGO.transform.parent = p;
previewGO.RunOnChildrenRecursive((GameObject g) => { g.layer = currentObjectLayer; });
previewSceneGameObject.isPlacingMode = false;
lastRotation = previewSceneGameObject.transform.localRotation.eulerAngles;
SceneGameObject instanced = current.Instantiate(p,
previewGO.transform.localPosition, previewGO.transform.localRotation);
SessionManager.Instance.AddSceneGameObject(instanced);
if (sco != null)
{
sco.HoldItem(instanced);
}
Destroy(previewGO);
previewGO = null;
}
}
}