public static GameObject PlacePrefabInScene()
{
// Make sure target parent is referenced
ReferenceTargetParent();
if (MAST_Placement_Visualizer.visualizerOnGrid && MAST_Placement_Visualizer.GetGameObject() != null &&
MAST_Placement_Visualizer.GetGameObject() != null)
{
// If drawing continuous and an object was just drawn here, exit without drawing
if (MAST_Placement_Interface.placementMode == MAST_Placement_Interface.PlacementMode.DrawContinuous)
{
if (lastPosition == MAST_Placement_Visualizer.GetGameObject().transform.position)
{
return(null);
}
}
// If GameObject already exists here, exit without placing the block
if (GameObjectAlreadyHere())
{
return(null);
}
// Instantiate the prefab
GameObject newPrefab = (GameObject)PrefabUtility.InstantiatePrefab(MAST_Palette.GetSelectedPrefab());
// Correct GameObject transform and name "to remove (clone)"
newPrefab.transform.rotation = MAST_Placement_Visualizer.GetGameObject().transform.rotation;
newPrefab.transform.localScale = MAST_Placement_Visualizer.GetGameObject().transform.localScale;
newPrefab.transform.position = MAST_Placement_Visualizer.GetGameObject().transform.position;
newPrefab.name = MAST_Palette.GetSelectedPrefab().name;
// Make new prefab child of the target parent
newPrefab.transform.parent = targetParent.transform;
// Add MAST script to GameObject if it was missing it
if (!newPrefab.GetComponent <MAST_Prefab_Component>())
{
newPrefab.AddComponent <MAST_Prefab_Component>();
}
// Randomize the seed after placement
if (MAST_Settings.gui.toolbar.selectedDrawToolIndex == 3)
{
MAST_Placement_Randomizer.GenerateNewRandomSeed();
}
// Save this GameObject position
lastPosition = MAST_Placement_Visualizer.GetGameObject().transform.position;
// Make this an Undo point, just after placing the prefab
Undo.RegisterCreatedObjectUndo(newPrefab, "Placed new Prefab");
// Return with newly created GameObject
return(newPrefab);
}
return(null);
}
// Change visualizer prefab when a new item is selected in the palette menu
public static void ChangeSelectedPrefab()
{
// Get reference to the MAST script attached to the GameObject
MAST_Placement_Helper.mastScript =
MAST_Palette.GetSelectedPrefab().GetComponent <MAST_Prefab_Component>();
// Remove any existing visualizer
MAST_Placement_Visualizer.RemoveVisualizer();
// Create a new visualizer
MAST_Placement_Visualizer.CreateVisualizer(MAST_Palette.GetSelectedPrefab());
}