public virtual void OnSceneGUI()
{
VegetationMask = (VegetationMask)target;
if (VegetationMask.ShowHandles && VegetationMask.enabled)
{
Event currentEvent = Event.current;
if (currentEvent.shift || currentEvent.control)
{
HandleUtility.AddDefaultControl(GUIUtility.GetControlID(FocusType.Passive));
}
else
{
//HandleUtility.Repaint();
}
if (currentEvent.shift && currentEvent.control)
{
for (int i = 0; i <= VegetationMask.Nodes.Count - 1; i++)
{
Vector3 cameraPosition = SceneView.currentDrawingSceneView.camera.transform.position;
Vector3 worldSpaceNode = VegetationMask.transform.TransformPoint(VegetationMask.Nodes[i].Position);
float distance = Vector3.Distance(cameraPosition, worldSpaceNode);
Handles.color = Color.red;
if (Handles.Button(worldSpaceNode, Quaternion.LookRotation(worldSpaceNode - cameraPosition, Vector3.up), 0.015f * distance, 0.015f * distance, Handles.CircleHandleCap))
{
VegetationMask.DeleteNode(VegetationMask.Nodes[i]);
SetMaskDirty();
}
}
}
if (currentEvent.type == EventType.MouseDown && currentEvent.button == 0 && currentEvent.control && !currentEvent.shift && !currentEvent.alt)
{
Ray ray = HandleUtility.GUIPointToWorldRay(currentEvent.mousePosition);
var hits = Physics.RaycastAll(ray, 10000f);
for (int i = 0; i <= hits.Length - 1; i++)
{
if (hits[i].collider is TerrainCollider || VegetationMask.GroundLayerMask.Contains(hits[i].collider.gameObject.layer))
{
VegetationMask.AddNode(hits[i].point);
currentEvent.Use();
SetMaskDirty();
break;
}
}
}
if (!currentEvent.shift)
{
bool nodeChange = false;
Vector3 cameraPosition = SceneView.currentDrawingSceneView.camera.transform.position;
for (int i = 0; i <= VegetationMask.Nodes.Count - 1; i++)
{
Vector3 worldSpaceNode = VegetationMask.transform.TransformPoint(VegetationMask.Nodes[i].Position);
float distance = Vector3.Distance(cameraPosition, worldSpaceNode);
if (distance > 200 && VegetationMask.Nodes.Count > 50)
{
continue;
}
//{
Vector3 newWorldSpaceNode = Handles.PositionHandle(worldSpaceNode, Quaternion.identity);
VegetationMask.Nodes[i].Position = VegetationMask.transform.InverseTransformPoint(newWorldSpaceNode);
if (worldSpaceNode != newWorldSpaceNode)
{
nodeChange = true;
}
//}
}
if (nodeChange)
{
VegetationMask.PositionNodes();
SetMaskDirty();
}
}
}
}
public override void OnInspectorGUI()
{
VegetationMask = (VegetationMask)target;
base.OnInspectorGUI();
EditorGUIUtility.labelWidth = 200;
GUILayout.BeginVertical("box");
EditorGUILayout.HelpBox("Create the area where you want to modify the vegetation, you can remove and/or include vegetation types", MessageType.Info);
GUILayout.EndVertical();
GUILayout.BeginVertical("box");
if (VegetationMask.enabled)
{
EditorGUILayout.LabelField("Insert Node: Ctrl-Click", LabelStyle);
EditorGUILayout.LabelField("Delete Node: Ctrl-Shift-Click", LabelStyle);
}
else
{
EditorGUILayout.HelpBox("Enable mask to edit nodes", MessageType.Info);
}
if (VegetationMask.Nodes.Count < 4)
{
EditorGUILayout.HelpBox("There has to be at least 3 nodes to define the area", MessageType.Warning);
}
GUILayout.EndVertical();
GUILayout.BeginVertical("box");
EditorGUILayout.HelpBox("Select ground layers that will be used for selection when adding and moving masks. These will be used in addition to unity terrains.", MessageType.Info);
VegetationMask.GroundLayerMask = LayerMaskField("Ground Layers", VegetationMask.GroundLayerMask);
GUILayout.EndVertical();
GUILayout.BeginVertical("box");
EditorGUI.BeginChangeCheck();
VegetationMask.ShowArea = EditorGUILayout.Toggle("Show Area", VegetationMask.ShowArea);
VegetationMask.ShowHandles = EditorGUILayout.Toggle("Show Handles", VegetationMask.ShowHandles);
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(VegetationMask);
}
GUILayout.EndVertical();
GUILayout.BeginVertical("box");
EditorGUILayout.LabelField("Mask settings", LabelStyle);
EditorGUI.BeginChangeCheck();
VegetationMask.MaskName = EditorGUILayout.TextField("Mask Name", VegetationMask.MaskName);
if (EditorGUI.EndChangeCheck())
{
EditorUtility.SetDirty(VegetationMask);
}
GUILayout.EndVertical();
GUILayout.BeginVertical("box");
EditorGUI.BeginChangeCheck();
EditorGUILayout.LabelField("Global vegetation removal", LabelStyle);
EditorGUILayout.HelpBox("The area within the additional perimeter range will be filtered by a noise texture. To get a 100% removal in this area set min and max range to the same distance.", MessageType.Info);
VegetationMask.RemoveGrass = EditorGUILayout.Toggle("Remove Grass", VegetationMask.RemoveGrass);
if (VegetationMask.RemoveGrass)
{
//vegetationMask.AdditionalGrassPerimiter = EditorGUILayout.Slider("Additional perimeter distance", vegetationMask.AdditionalGrassPerimiter, 0f, 40f);
EditorFunctions.FloatRangeField("Additional perimeter range", ref VegetationMask.AdditionalGrassPerimiter,
ref VegetationMask.AdditionalGrassPerimiterMax, 0, 40);
VegetationMask.NoiseScaleGrass = EditorGUILayout.Slider("Noise scale", VegetationMask.NoiseScaleGrass, 1f, 40f);
}
EditorGUILayout.Space();
VegetationMask.RemovePlants = EditorGUILayout.Toggle("Remove Plants", VegetationMask.RemovePlants);
if (VegetationMask.RemovePlants)
{
// vegetationMask.AdditionalPlantPerimiter = EditorGUILayout.Slider("Additional perimeter distance", vegetationMask.AdditionalPlantPerimiter, 0f, 40f);
EditorFunctions.FloatRangeField("Additional perimeter range", ref VegetationMask.AdditionalPlantPerimiter,
ref VegetationMask.AdditionalPlantPerimiterMax, 0, 40);
VegetationMask.NoiseScalePlant = EditorGUILayout.Slider("Noise scale", VegetationMask.NoiseScalePlant, 1f, 40f);
}
EditorGUILayout.Space();
VegetationMask.RemoveTrees = EditorGUILayout.Toggle("Remove Trees", VegetationMask.RemoveTrees);
if (VegetationMask.RemoveTrees)
{
//vegetationMask.AdditionalTreePerimiter = EditorGUILayout.Slider("Additional perimeter distance", vegetationMask.AdditionalTreePerimiter, 0f, 40f);
EditorFunctions.FloatRangeField("Additional perimeter range", ref VegetationMask.AdditionalTreePerimiter,
ref VegetationMask.AdditionalTreePerimiterMax, 0, 40);
VegetationMask.NoiseScaleTree = EditorGUILayout.Slider("Noise scale", VegetationMask.NoiseScaleTree, 1f, 40f);
}
EditorGUILayout.Space();
VegetationMask.RemoveObjects = EditorGUILayout.Toggle("Remove Objects", VegetationMask.RemoveObjects);
if (VegetationMask.RemoveObjects)
{
// vegetationMask.AdditionalObjectPerimiter = EditorGUILayout.Slider("Additional perimeter distance", vegetationMask.AdditionalObjectPerimiter, 0f, 40f);
EditorFunctions.FloatRangeField("Additional perimeter range", ref VegetationMask.AdditionalObjectPerimiter,
ref VegetationMask.AdditionalObjectPerimiterMax, 0, 40);
VegetationMask.NoiseScaleObject = EditorGUILayout.Slider("Noise scale", VegetationMask.NoiseScaleObject, 1f, 40f);
}
EditorGUILayout.Space();
VegetationMask.RemoveLargeObjects = EditorGUILayout.Toggle("Remove Large Objects", VegetationMask.RemoveLargeObjects);
if (VegetationMask.RemoveLargeObjects)
{
//vegetationMask.AdditionalLargeObjectPerimiter = EditorGUILayout.Slider("Additional perimeter distance", vegetationMask.AdditionalLargeObjectPerimiter, 0f, 40f);
EditorFunctions.FloatRangeField("Additional perimeter range", ref VegetationMask.AdditionalLargeObjectPerimiter,
ref VegetationMask.AdditionalLargeObjectPerimiterMax, 0, 40);
VegetationMask.NoiseScaleLargeObject = EditorGUILayout.Slider("Noise scale", VegetationMask.NoiseScaleLargeObject, 1f, 40f);
}
GUILayout.EndVertical();
GUILayout.BeginVertical("box");
EditorGUILayout.LabelField("Localized vegetation placement", LabelStyle);
VegetationMask.IncludeVegetationType = EditorGUILayout.Toggle("Include vegetation", VegetationMask.IncludeVegetationType);
if (EditorGUI.EndChangeCheck())
{
SetMaskDirty();
}
if (VegetationMask.IncludeVegetationType)
{
if (GUILayout.Button("Add vegetation type"))
{
VegetationTypeSettings newVegetationTypeSettings = new VegetationTypeSettings();
VegetationMask.VegetationTypeList.Add(newVegetationTypeSettings);
_vegetationTypeIndex = VegetationMask.VegetationTypeList.Count - 1;
SetMaskDirty();
}
string[] packageNameList = new string[VegetationMask.VegetationTypeList.Count];
for (int i = 0; i <= VegetationMask.VegetationTypeList.Count - 1; i++)
{
packageNameList[i] = (i + 1).ToString() + ". Item";
}
if (VegetationMask.VegetationTypeList.Count > 0)
{
if (_vegetationTypeIndex > VegetationMask.VegetationTypeList.Count - 1)
{
_vegetationTypeIndex = VegetationMask.VegetationTypeList.Count - 1;
}
_vegetationTypeIndex = EditorGUILayout.Popup("Selected item", _vegetationTypeIndex, packageNameList);
EditorGUI.BeginChangeCheck();
GUILayout.BeginVertical("box");
VegetationMask.VegetationTypeList[_vegetationTypeIndex].Index = (VegetationTypeIndex)EditorGUILayout.EnumPopup("Vegetation type", VegetationMask.VegetationTypeList[_vegetationTypeIndex].Index);
VegetationMask.VegetationTypeList[_vegetationTypeIndex].Density = EditorGUILayout.Slider("Density", VegetationMask.VegetationTypeList[_vegetationTypeIndex].Density, 0f, 1f);
VegetationMask.VegetationTypeList[_vegetationTypeIndex].Size = EditorGUILayout.Slider("Size", VegetationMask.VegetationTypeList[_vegetationTypeIndex].Size, 0f, 2f);
if (GUILayout.Button("Delete selected item"))
{
VegetationMask.VegetationTypeList.RemoveAt(_vegetationTypeIndex);
}
GUILayout.EndVertical();
if (EditorGUI.EndChangeCheck())
{
SetMaskDirty();
}
}
}
GUILayout.EndVertical();
}