private void OnEnable()
{
network = (RoadNetwork)target;
// If this is the first time selecting a road, the global settings will not have been set yet so call ResetGlobals
if (!areGlobalsSet)
{
ResetGlobals();
}
if (network.roads == null || network.roads.Count == 0)
{
network.InitialiseRoadNetwork(defaultMaterial);
}
selectedRoad = network.ActiveRoad;
// Disables the default transform/rotation/other handle when first selecting the road network
previousTool = Tools.current;
Tools.current = Tool.None;
// Ensures the mesh is regenerated when the developer undos or redos
Undo.undoRedoPerformed += GenerateMesh;
network.OnRoadSelected += SelectRoad;
}
public override void OnInspectorGUI()
{
base.OnInspectorGUI();
EditorGUILayout.BeginHorizontal();
// Delete the road
if (selectedRoad == null)
{
GUI.enabled = false;
}
if (GUILayout.Button("Delete Road"))
{
DeleteRoad();
}
GUI.enabled = true;
// Reset the entire road network
if (GUILayout.Button("Reset Road Network"))
{
Undo.RecordObject(network, "Reset road network");
network.InitialiseRoadNetwork(defaultMaterial);
selectedRoad = network.roads[0];
GenerateMesh();
SceneView.RepaintAll();
}
EditorGUILayout.EndHorizontal();
if (selectedRoad != null)
{
// Toggle whether or not the road loops
bool isRingRoad = GUILayout.Toggle(selectedRoad.IsRingRoad, "Toggle Ring Road");
if (selectedRoad.IsRingRoad != isRingRoad)
{
Undo.RecordObject(selectedRoad, "Toggle Ring Road");
selectedRoad.IsRingRoad = isRingRoad;
GenerateMesh();
}
// Road speed limit
selectedRoad.SpeedLimit = EditorGUILayout.FloatField("Maximum speed limit", selectedRoad.SpeedLimit);
// Overall road width
float previousWidth = selectedRoad.RoadWidth;
selectedRoad.RoadWidth = EditorGUILayout.FloatField("Road width", selectedRoad.RoadWidth);
if (previousWidth != selectedRoad.RoadWidth)
{
GenerateMesh();
}
// Texture tiling value, sets the road texture to tile with a consistent length regardless of the road size
float previousTiling = selectedRoad.TextureTiling;
selectedRoad.TextureTiling = EditorGUILayout.Slider("Texture tiling", selectedRoad.TextureTiling, 0.01f, 1f);
if (previousTiling != selectedRoad.TextureTiling)
{
GenerateMesh();
}
// Texture tiling value, sets the road texture to tile with a consistent length regardless of the road size
Material previousMaterial = selectedRoad.Material;
selectedRoad.Material = (Material)EditorGUILayout.ObjectField("Material", selectedRoad.Material, typeof(Material), false);
if (previousMaterial != selectedRoad.Material)
{
selectedRoad.UpdateMaterial(selectedRoad.Material);
GenerateMesh();
}
nodeEditingFoldout = EditorGUILayout.Foldout(nodeEditingFoldout, "Edit Node");
// Allow the selected node to be edited
if (nodeEditingFoldout)
{
bool doesNodeExist = false;
try
{
Vector3 node = selectedRoad[selectedNode];
doesNodeExist = true;
}
catch (System.ArgumentOutOfRangeException)
{
GUILayout.Label("No node selected.");
}
if (doesNodeExist)
{
// Move node field
Vector3 newPosition = EditorGUILayout.Vector3Field("Node Position", selectedRoad[selectedNode]);
if (selectedRoad[selectedNode] != newPosition)
{
Undo.RecordObject(selectedRoad, "Move Node");
selectedRoad.MoveNode(selectedNode, newPosition);
GenerateMesh();
}
// Insert button creates a new node between the selected node and the next one
if (selectedNode % 3 != 0)
{
GUI.enabled = false;
}
GUILayout.BeginHorizontal();
if (GUILayout.Button("Insert node"))
{
Undo.RecordObject(selectedRoad, "Insert road section");
selectedRoad.SeperateRoadSection(selectedNode);
selectedNode += 3;
GenerateMesh();
}
// Delete node button, only enabled if the selected node is an anchor node and there is more than 2 anchor nodes
if (selectedRoad.NodeCount < 7)
{
GUI.enabled = false;
}
if (GUILayout.Button("Delete Node"))
{
Undo.RecordObject(selectedRoad, "Remove Road Section");
selectedRoad.RemoveRoadSection(selectedNode);
GenerateMesh();
}
GUI.enabled = true;
GUILayout.EndHorizontal();
// Additional node information
EditorGUILayout.LabelField("Node Index: ", selectedNode.ToString());
EditorGUILayout.LabelField("Node Type: ", selectedNode % 3 == 0 ? "Anchor" : "Control");
}
}
showEquidistantPointsFoldout = EditorGUILayout.Foldout(showEquidistantPointsFoldout, "Equidistant Point Settings");
float previousEPD = selectedRoad.equidistantPointDistance;
if (showEquidistantPointsFoldout)
{
selectedRoad.equidistantPointDistance = EditorGUILayout.Slider("Distance between points", selectedRoad.equidistantPointDistance, 0.05f, 4f);
// Equidistant point information
EditorGUILayout.LabelField("Number of points: ", selectedRoad.equidistantPoints.Length.ToString());
}
// Manually generate mesh
if (GUILayout.Button("Generate Road Mesh") || previousEPD != selectedRoad.equidistantPointDistance)
{
GenerateMesh();
}
// Mesh data
if (selectedRoad.equidistantPoints != null)
{
GUILayout.BeginHorizontal();
EditorGUILayout.LabelField("Tris: " + 6 * selectedRoad.equidistantPoints.Length);
EditorGUILayout.LabelField("Verts: " + 2 * selectedRoad.equidistantPoints.Length);
GUILayout.EndHorizontal();
}
}
globalSettingsFoldout = EditorGUILayout.Foldout(globalSettingsFoldout, "Global Settings");
if (globalSettingsFoldout)
{
anchorNodeSize = Mathf.Max(0, EditorGUILayout.FloatField("Anchor node size", anchorNodeSize));
controlNodeSize = Mathf.Max(0, EditorGUILayout.FloatField("Control node size", controlNodeSize));
equidistantPointSize = Mathf.Max(0, EditorGUILayout.FloatField("Equidistant point size", equidistantPointSize));
anchorNodeColour = EditorGUILayout.ColorField("Anchor node colour", anchorNodeColour);
controlNodeColour = EditorGUILayout.ColorField("Control node colour", controlNodeColour);
selectedNodeColour = EditorGUILayout.ColorField("Selected node colour", selectedNodeColour);
equidistantPointColour = EditorGUILayout.ColorField("Equidistant point colour", equidistantPointColour);
controlConnectionColour = EditorGUILayout.ColorField("Anchor-to-control line colour", controlConnectionColour);
roadPathColour = EditorGUILayout.ColorField("Road path colour", roadPathColour);
vehiclePathColour = EditorGUILayout.ColorField("Vehicle path colour", vehiclePathColour);
defaultMaterial = (Material)EditorGUILayout.ObjectField("Default road material", defaultMaterial, typeof(Material), true);
if (GUILayout.Button("Reset Global Settings"))
{
ResetGlobals();
}
}
if (GUI.changed)
{
EditorUtility.SetDirty(network);
if (selectedRoad != null)
{
Undo.RecordObject(selectedRoad, "Road changes");
}
else
{
Undo.RecordObject(network, "Road network changes");
}
GenerateMesh();
}
}