public override void OnInspectorGUI()
{
TerrainSegment terrain = (TerrainSegment)target;
DrawDefaultInspector();
if (terrain.GetMesh() == null || terrain.GetComponent <EdgeCollider2D>() == null || terrain.GetComponent <MeshFilter>() == null || terrain.GetComponent <MeshRenderer>() == null)
{
SetupTerrainEditor(terrain);
}
else
{
RunTerrainEditor(terrain);
}
}
/// <summary>
/// Allows the user to edit the length, depth and hill curves of the terrain
/// </summary>
private void RunTerrainEditor(TerrainSegment terrain)
{
// Terrain Curve
terrain.terrainDescription = EditorGUILayout.CurveField("Terrain Description", terrain.terrainDescription);
EditorGUILayout.Separator();
// Terrain Size Parameters
terrain.baseDepthOfTerrain = EditorGUILayout.FloatField("Terrain Depth", terrain.baseDepthOfTerrain);
Vector2 terrainSize = EditorGUILayout.Vector2Field("Terrain Scaler", new Vector2(terrain.unitScale, terrain.maxHeight));
terrain.unitScale = terrainSize.x;
terrain.maxHeight = terrainSize.y;
terrain.trimOffset = EditorGUILayout.FloatField("Trim Offset", terrain.trimOffset);
EditorGUILayout.Separator();
// Terrain UVs and vertices
terrain.uvMode = (UVMappingMode)EditorGUILayout.EnumPopup("UV Mapping Mode", terrain.uvMode);
if (terrain.uvMode == UVMappingMode.TILING)
{
terrain.pixelsPerUnit = EditorGUILayout.IntField("Pixels per Unit", terrain.pixelsPerUnit);
}
int originalVertexDensity = terrain.numberOfPoints;
terrain.numberOfPoints = EditorGUILayout.IntField("Vertex Density", terrain.numberOfPoints);
EditorGUILayout.Separator();
// Terrain Materials
terrain.SetMaterial((Material)EditorGUILayout.ObjectField("Terrain Material", terrain.GetMaterial(), typeof(Material), true));
terrain.SetTrimMaterial((Material)EditorGUILayout.ObjectField("Trim Material", terrain.GetTrimMaterial(), typeof(Material), true));
// Recalculate Terrain Mesh
if (terrain.numberOfPoints != originalVertexDensity)
{
terrain.Setup(terrain.numberOfPoints, terrain.createEdge, 0);
}
terrain.RecalculateTerrainFromCurve();
}
/// <summary>
/// Called if the terrain hasn't been setup yet or
/// if the terrain GameObject is missing any components
/// </summary>
private void SetupTerrainEditor(TerrainSegment terrain)
{
if (terrain.gameObject.name == "GameObject")
{
terrain.gameObject.name = "Terrain";
}
if (terrain.GetComponent <EdgeCollider2D>() == null)
{
terrain.gameObject.AddComponent <EdgeCollider2D>();
}
if (terrain.GetComponent <MeshFilter>() == null)
{
terrain.gameObject.AddComponent <MeshFilter>();
}
if (terrain.GetComponent <MeshRenderer>() == null)
{
MeshRenderer newRenderer = terrain.gameObject.AddComponent <MeshRenderer>();
newRenderer.receiveShadows = false;
//newRenderer.shadowCastingMode = UnityEngine.Rendering.ShadowCastingMode.Off;
}
terrain.Setup(terrain.numberOfPoints, terrain.createEdge, 0);
}