public static void DrawMeshTerrainDropZone(DropZoneType dropZoneType, MeshTerrain meshTerrain, ref Boolean addedItem)
{
Event evt = Event.current;
Texture2D iconTexture = GetDropZoneIconTexture(dropZoneType);
Rect dropArea = GUILayoutUtility.GetRect(iconTexture.width, iconTexture.height, GUILayout.ExpandWidth(false));
GUILayoutUtility.GetRect(5, iconTexture.height, GUILayout.ExpandWidth(false));
EditorGUI.DrawPreviewTexture(dropArea, iconTexture);
switch (evt.type)
{
case EventType.DragUpdated:
case EventType.DragPerform:
if (!dropArea.Contains(evt.mousePosition))
{
return;
}
bool hasType = HasDropComponentType(DragAndDrop.objectReferences, dropZoneType);
if (!hasType) return;
DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
if (evt.type == EventType.DragPerform)
{
DragAndDrop.AcceptDrag();
foreach (Object draggedObject in DragAndDrop.objectReferences)
{
GameObject droppedgo;
switch (dropZoneType)
{
case DropZoneType.Terrain:
droppedgo = draggedObject as GameObject;
if (!droppedgo) break;
addedItem = true;
meshTerrain.AddTerrain(droppedgo, TerrainSourceID.TerrainSourceID1);
break;
case DropZoneType.MeshRenderer:
droppedgo = draggedObject as GameObject;
if (!droppedgo) break;
addedItem = true;
meshTerrain.AddMeshRenderer(droppedgo, TerrainSourceID.TerrainSourceID1);
break;
}
}
}
break;
}
}
void CreateMeshTerrains(bool addToVegetationSystem)
{
for (int i = 0; i <= _meshRendererList.Count - 1; i++)
{
MeshRenderer meshRenderer = _meshRendererList[i];
if (meshRenderer == null)
{
continue;
}
GameObject go = new GameObject("MeshTerrain_" + meshRenderer.name);
if (_addAsChild)
{
go.transform.SetParent(meshRenderer.transform);
}
MeshTerrain meshTerrain = go.AddComponent <MeshTerrain>();
MeshTerrainData meshTerrainData = CreateInstance <MeshTerrainData>();
if (!AssetDatabase.IsValidFolder("Assets/MeshTerrainData"))
{
AssetDatabase.CreateFolder("Assets", "MeshTerrainData");
}
string filename = "MeshTerrainData_" + Guid.NewGuid() + ".asset";
AssetDatabase.CreateAsset(meshTerrainData, "Assets/MeshTerrainData/" + filename);
MeshTerrainData loadedMeshTerrainData = AssetDatabase.LoadAssetAtPath <MeshTerrainData>("Assets/MeshTerrainData/" + filename);
meshTerrain.MeshTerrainData = loadedMeshTerrainData;
meshTerrain.AddMeshRenderer(meshRenderer.gameObject, TerrainSourceID.TerrainSourceID1);
meshTerrain.GenerateMeshTerrain();
if (addToVegetationSystem)
{
VegetationStudioManager.AddTerrain(go, true);
}
}
}
