// Spawns selected object in a random position and parents it accordingly
private GridCheck SpawnObject(GameObject objToSpawn, Transform parent)
{
GridCheck gridCheck = null;
int attemptCount = 10;
while (attemptCount > 0) // Limit the number of attempts so we don't hang
{
GameObject go = PrefabUtility.InstantiatePrefab(objToSpawn) as GameObject;
if (go != null)
{
go.transform.position = lg.RandomPosition;
go.transform.rotation = Quaternion.identity;
GridCheck gc = go.GetComponent <GridCheck>();
go.transform.position = gc.GetPosition(GridManager.Grid);
if (!gc.CanPlace()) // Checks if the object can be placed in the specified location, destroys if it can't
{
DestroyImmediate(go);
attemptCount--; // Minus attempt count so we can break out if the object can't find a position
continue;
}
gridCheck = gc;
go.transform.SetParent(parent);
go.name = objToSpawn.name;
lg.SpawnedObjectsCount++;
}
break;
}
return(gridCheck);
}
// Draws a dragable handle in the scene view and detect if it has moved
private void DrawHandle(GridCheck g, GeneratedObject ge, Color color, int hIndex)
{
EditorGUI.BeginChangeCheck();
// Draw a separate handle to visualize that this object has been selected
if (objectSelected && hIndex == selectedHandleIndex + 1)
{
Handles.color = Color.red;
Handles.FreeMoveHandle(9999, g.transform.position, Quaternion.identity, 0.55f, Vector3.one, Handles.CircleHandleCap);
}
Handles.color = color; // Se the colour of the actual handle
startPos = g.transform.position; // Set the starting position before the handle starts moving
// Draw the actual handle and save it's position in a variable
//Vector3 dPos = Handles.FreeMoveHandle(hIndex, g.transform.position, Quaternion.identity, 0.45f, Vector3.one, Handles.CircleHandleCap);
Vector3 dPos = Handles.FreeMoveHandle(hIndex, g.transform.position, Quaternion.identity, 0.225f, Vector3.one, Handles.DotHandleCap);
if (dPos != startPos) // Check if this handle has moved and set the scene to dirty if it has,
{ // Because even though it's moving a gameobject the scene can't detect a chance so it doesn't save...
EditorSceneManager.MarkSceneDirty(EditorSceneManager.GetActiveScene());
}
g.transform.position = dPos; // Set the new position have to set this twice because of the way obstacles are set up
dPos = g.GetPosition(lg.grid); // Get the nearest grid position of the set position
g.transform.position = dPos; // Set the new position on the grid
ge.position = dPos; // Set the position for the generator to track and save
EditorGUI.EndChangeCheck();
}
