public static LowPolyTerrainData GetRandomMap()
{
var result = new LowPolyTerrainData(111, 111);
const float Depth = 30;
for (var y = 0; y < result.Height; y++)
{
for (var x = 0; x < result.Width; x++)
{
var tile = result.GetTile(x, y);
var height1 = CalcHeight(result, tile.Corner1, Depth);
var height2 = CalcHeight(result, tile.Corner2, Depth);
var height3 = CalcHeight(result, tile.Corner3, Depth);
tile.SetCorner(height1, 0);
tile.SetCorner(height2, 1);
tile.SetCorner(height3, 2);
var anyBelow = height1 < 4 || height2 < 4 || height3 < 4;
var allAbove = height1 > 14 && height2 > 14 && height3 > 14;
if (allAbove)
{
tile.HasTree = CalcHasTree(result, tile.Corner1);
tile.TreeScale = CalcTreeScale(result, tile.Corner2);
tile.TreeRotation = CalcTreeRotation(result, tile.Corner3);
}
result.SetTileType(x, y, anyBelow ? "sand" : "grass");
}
}
return(result);
}
static Vector2 CalcOffsetPos(LowPolyTerrainData terrainData, Vector3 position)
{
var xpos = LowPolyTerrainTile.TriHalfWidth + position.x;
var ypos = LowPolyTerrainTile.TriHeight + position.z;
return(new Vector2(xpos, ypos));
}
public void RemoveTrees(LowPolyTerrainData terrainData)
{
foreach (var position in Positions)
{
terrainData.GetTile(position.x, position.y).HasTree = false;
}
}
public static LowPolyTerrainData GetRandomMap()
{
var result = new LowPolyTerrainData(111, 111);
const float Depth = 30;
for (var y = 0; y < result.Height; y++)
{
for (var x = 0; x < result.Width; x++)
{
var tile = result.GetTile(x, y);
var height1 = CalcHeight(result, tile.Corner1, Depth);
var height2 = CalcHeight(result, tile.Corner2, Depth);
var height3 = CalcHeight(result, tile.Corner3, Depth);
tile.SetCorner(height1, 0);
tile.SetCorner(height2, 1);
tile.SetCorner(height3, 2);
var anyBelow = height1 < 4 || height2 < 4 || height3 < 4;
var allAbove = height1 > 14 && height2 > 14 && height3 > 14;
if (allAbove)
{
tile.HasTree = CalcHasTree(result, tile.Corner1);
tile.TreeScale = CalcTreeScale(result, tile.Corner2);
tile.TreeRotation = CalcTreeRotation(result, tile.Corner3);
}
result.SetTileType(x, y, anyBelow ? "sand" : "grass");
}
}
return result;
}
public void RemoveTrees(LowPolyTerrainData terrainData)
{
foreach (var position in Positions)
{
terrainData.GetTile(position.x, position.y).HasTree = false;
}
}
static float CalcHeight(LowPolyTerrainData terrainData, Vector3 position, float depth)
{
var pos = CalcOffsetPos(terrainData, position);
var subheight = Mathf.PerlinNoise(pos.x / 512.0f, pos.y / 512.0f) * depth * 5.0f - depth * 2.5f;
var height = Mathf.PerlinNoise(pos.x / 128.0f, pos.y / 128.0f) * depth;
return(Mathf.Round(subheight + height * 0.5f) * 2.0f - depth * 0.4f);
}
public void Init(LowPolyTerrainData terrainData)
{
TerrainData = terrainData;
foreach (var pair in Materials)
{
materialMap[pair.Name] = pair.Material;
}
CreateMesh();
}
public void Init(LowPolyTerrainData terrainData)
{
TerrainData = terrainData;
foreach (var pair in Materials)
{
materialMap[pair.Name] = pair.Material;
}
CreateMesh();
}
public float GetLowestPoint(LowPolyTerrainData terrainData)
{
var lowest = float.MaxValue;
foreach (var position in Positions)
{
var tile = terrainData.GetTile(position.x, position.y);
if (tile.Corner1.y < lowest)
{
lowest = tile.Corner1.y;
}
if (tile.Corner2.y < lowest)
{
lowest = tile.Corner2.y;
}
if (tile.Corner3.y < lowest)
{
lowest = tile.Corner3.y;
}
}
return lowest;
}
public float GetHighestPoint(LowPolyTerrainData terrainData)
{
var highest = float.MinValue;
foreach (var position in Positions)
{
var tile = terrainData.GetTile(position.x, position.y);
if (tile.Corner1.y > highest)
{
highest = tile.Corner1.y;
}
if (tile.Corner2.y > highest)
{
highest = tile.Corner2.y;
}
if (tile.Corner3.y > highest)
{
highest = tile.Corner3.y;
}
}
return highest;
}
public void CreateMesh(LowPolyTerrainData terrainData, string tileType, Material material)
{
var meshFilter = gameObject.AddComponent <MeshFilter>();
var meshCollider = gameObject.AddComponent <MeshCollider>();
var meshRenderer = gameObject.AddComponent <MeshRenderer>();
meshRenderer.material = material;
verticies = new List <Vector3>();
uvs = new List <Vector2>();
triangles = new List <int>();
this.terrainData = terrainData;
var width = terrainData.Width - 1;
var height = terrainData.Height - 1;
for (var y = 0; y < height; y++)
{
for (var x = 0; x < width; x++)
{
var tile = terrainData.GetTile(x, y);
if (tile.Type == tileType)
{
RenderTileTriangle(x, y);
}
}
}
var mesh = new Mesh();
meshFilter.mesh = mesh;
mesh.vertices = verticies.ToArray();
mesh.uv = uvs.ToArray();
mesh.triangles = triangles.ToArray();
mesh.Optimize();
mesh.RecalculateNormals();
meshCollider.sharedMesh = mesh;
}
public void CreateMesh(LowPolyTerrainData terrainData, string tileType, Material material)
{
var meshFilter = gameObject.AddComponent<MeshFilter>();
var meshCollider = gameObject.AddComponent<MeshCollider>();
var meshRenderer = gameObject.AddComponent<MeshRenderer>();
meshRenderer.material = material;
verticies = new List<Vector3>();
uvs = new List<Vector2>();
triangles = new List<int>();
this.terrainData = terrainData;
var width = terrainData.Width - 1;
var height = terrainData.Height - 1;
for (var y = 0; y < height; y++)
{
for (var x = 0; x < width; x++)
{
var tile = terrainData.GetTile(x, y);
if (tile.Type == tileType)
{
RenderTileTriangle(x, y);
}
}
}
var mesh = new Mesh();
meshFilter.mesh = mesh;
mesh.vertices = verticies.ToArray();
mesh.uv = uvs.ToArray();
mesh.triangles = triangles.ToArray();
mesh.Optimize();
mesh.RecalculateNormals();
meshCollider.sharedMesh = mesh;
}
public float GetHighestPoint(LowPolyTerrainData terrainData)
{
var highest = float.MinValue;
foreach (var position in Positions)
{
var tile = terrainData.GetTile(position.x, position.y);
if (tile.Corner1.y > highest)
{
highest = tile.Corner1.y;
}
if (tile.Corner2.y > highest)
{
highest = tile.Corner2.y;
}
if (tile.Corner3.y > highest)
{
highest = tile.Corner3.y;
}
}
return(highest);
}
public float GetLowestPoint(LowPolyTerrainData terrainData)
{
var lowest = float.MaxValue;
foreach (var position in Positions)
{
var tile = terrainData.GetTile(position.x, position.y);
if (tile.Corner1.y < lowest)
{
lowest = tile.Corner1.y;
}
if (tile.Corner2.y < lowest)
{
lowest = tile.Corner2.y;
}
if (tile.Corner3.y < lowest)
{
lowest = tile.Corner3.y;
}
}
return(lowest);
}
// Use this for initialization
void Start()
{
Map = new GameMap();
Map.TerrainData = LowPolyTerrainData.GetRandomMap();
var building = new Building();
building.Positions.Add(new Vector2Int(6, 1));
building.Positions.Add(new Vector2Int(7, 1));
building.Positions.Add(new Vector2Int(8, 1));
building.Positions.Add(new Vector2Int(9, 1));
building.Positions.Add(new Vector2Int(10, 1));
building.Positions.Add(new Vector2Int(11, 1));
building.Positions.Add(new Vector2Int(12, 1));
building.Positions.Add(new Vector2Int(13, 1));
building.Positions.Add(new Vector2Int(14, 1));
building.Positions.Add(new Vector2Int(11, 2));
building.Positions.Add(new Vector2Int(12, 2));
building.Positions.Add(new Vector2Int(12, 3));
building.Positions.Add(new Vector2Int(13, 3));
building.Positions.Add(new Vector2Int(13, 4));
building.Positions.Add(new Vector2Int(14, 4));
building.Positions.Add(new Vector2Int(14, 5));
building.Positions.Add(new Vector2Int(15, 5));
building.RemoveTrees(Map.TerrainData);
//Map.Buildings.Add(building);
building = new Building();
//building.Positions.Add(new Vector2Int(6, 2));
building.Positions.Add(new Vector2Int(7, 2));
building.Positions.Add(new Vector2Int(8, 2));
building.Positions.Add(new Vector2Int(9, 2));
building.Positions.Add(new Vector2Int(10, 2));
building.Positions.Add(new Vector2Int(5, 3));
building.Positions.Add(new Vector2Int(6, 3));
building.Positions.Add(new Vector2Int(7, 3));
building.Positions.Add(new Vector2Int(8, 3));
building.Positions.Add(new Vector2Int(9, 3));
building.Positions.Add(new Vector2Int(10, 3));
building.Positions.Add(new Vector2Int(11, 3));
//building.Positions.Add(new Vector2Int(5, 4));
building.Positions.Add(new Vector2Int(6, 4));
building.Positions.Add(new Vector2Int(7, 4));
building.Positions.Add(new Vector2Int(8, 4));
building.Positions.Add(new Vector2Int(9, 4));
building.Positions.Add(new Vector2Int(10, 4));
building.Positions.Add(new Vector2Int(11, 4));
building.Positions.Add(new Vector2Int(10, 6));
building.Positions.Add(new Vector2Int(11, 6));
building.Positions.Add(new Vector2Int(12, 6));
building.Type = "house";
building.RemoveTrees(Map.TerrainData);
//Map.Buildings.Add(building);
building = new Building();
var floor = new BuildingFloor();
floor.Positions.Add(new Vector2Int(13, 2));
floor.Positions.Add(new Vector2Int(14, 2));
floor.Positions.Add(new Vector2Int(15, 2));
floor.Positions.Add(new Vector2Int(16, 2));
floor.Positions.Add(new Vector2Int(14, 3));
floor.Positions.Add(new Vector2Int(15, 3));
floor.Positions.Add(new Vector2Int(16, 3));
floor.WallEdges.Add(new WallEdge(new Vector2Int(13, 2), 2));
floor.WallEdges.Add(new WallEdge(new Vector2Int(13, 2), 0));
floor.BaseHeight = 20.0f;
floor.FloorHeight = 0.2f;
floor.Height = 10.0f;
floor.Map = Map;
building.Floors.Add(floor);
floor = new BuildingFloor();
floor.Positions.Add(new Vector2Int(14, 2));
floor.Positions.Add(new Vector2Int(15, 2));
floor.Positions.Add(new Vector2Int(16, 2));
floor.Positions.Add(new Vector2Int(14, 3));
floor.Positions.Add(new Vector2Int(15, 3));
floor.Positions.Add(new Vector2Int(16, 3));
floor.WallEdges.Add(new WallEdge(new Vector2Int(14, 2), 2));
floor.WallEdges.Add(new WallEdge(new Vector2Int(15, 2), 2));
floor.BaseHeight = 30.0f;
floor.FloorHeight = 0.2f;
floor.Height = 10.0f;
floor.Map = Map;
building.Floors.Add(floor);
floor = new BuildingFloor();
floor.Positions.Add(new Vector2Int(15, 4));
floor.Positions.Add(new Vector2Int(16, 4));
floor.Positions.Add(new Vector2Int(17, 4));
floor.Positions.Add(new Vector2Int(17, 3));
floor.Positions.Add(new Vector2Int(18, 3));
floor.WallEdges.Add(new WallEdge(new Vector2Int(15, 4), 0));
floor.WallEdges.Add(new WallEdge(new Vector2Int(16, 4), 0));
floor.WallEdges.Add(new WallEdge(new Vector2Int(17, 4), 1, 2));
floor.BaseHeight = 22.0f;
floor.FloorHeight = 0.2f;
floor.Height = 10.0f;
floor.Map = Map;
building.Floors.Add(floor);
building.Type = "generic";
building.RemoveTrees(Map.TerrainData);
Map.Buildings.Add(building);
Init(Map);
var geometry = new InputGeometry();
//it is necessary to put a border around all the points in order to get triangulation to work correctly when holes are used
var border = new List <Point>();
border.Add(new Point(10, 6));
border.Add(new Point(10, -6));
border.Add(new Point(-10, -6));
border.Add(new Point(-10, 6));
geometry.AddRing(border);
border = new List <Point>();
border.Add(new Point(7, 4));
border.Add(new Point(7, 2));
border.Add(new Point(5, 2));
border.Add(new Point(5, 4));
geometry.AddRingAsHole(border);
border = new List <Point>();
border.Add(new Point(3, 2));
border.Add(new Point(3, -6));
border.Add(new Point(-3, -6));
border.Add(new Point(-3, 2));
geometry.AddRingAsHole(border);
var meshRepresentation = new TriangleNet.Mesh();
meshRepresentation.Triangulate(geometry);
var triangleIndex = 0;
var vertices = new List <Vector3>(meshRepresentation.triangles.Count * 3);
var triangleIndices = new List <int>(meshRepresentation.triangles.Count * 3);
foreach (var pair in meshRepresentation.triangles)
{
var triangle = pair.Value;
var vertex0 = triangle.GetVertex(0);
var vertex1 = triangle.GetVertex(1);
var vertex2 = triangle.GetVertex(2);
var p0 = new Vector3(vertex0.x, vertex0.y, 0);
var p1 = new Vector3(vertex1.x, vertex1.y, 0);
var p2 = new Vector3(vertex2.x, vertex2.y, 0);
vertices.Add(p0);
vertices.Add(p1);
vertices.Add(p2);
triangleIndices.Add(triangleIndex + 2);
triangleIndices.Add(triangleIndex + 1);
triangleIndices.Add(triangleIndex);
triangleIndex += 3;
}
var mesh = new Mesh();
mesh.vertices = vertices.ToArray();
mesh.triangles = triangleIndices.ToArray();
mesh.RecalculateNormals();
var newObj = new GameObject();
newObj.name = "Test";
newObj.transform.parent = transform;
newObj.AddComponent <MeshFilter>();
newObj.AddComponent <MeshRenderer>();
newObj.GetComponent <MeshFilter>().mesh = mesh;
/*
* var path = new List<ClipperLib.IntPoint>();
* path.Add(new ClipperLib.IntPoint(-3000, 0));
* path.Add(new ClipperLib.IntPoint(1000, 0));
* path.Add(new ClipperLib.IntPoint(6000, 3000));
* path.Add(new ClipperLib.IntPoint(6000, -3000));
* path.Add(new ClipperLib.IntPoint(1000, 0));
* //path.Add(new ClipperLib.IntPoint(5000, 0));
* //path.Add(new ClipperLib.IntPoint(1000, -3500));
* //path.Add(new ClipperLib.IntPoint(-3000, 0));
*
* var co = new ClipperLib.ClipperOffset();
* co.AddPath(path, ClipperLib.JoinType.jtSquare, ClipperLib.EndType.etClosedLine);
*
* var result = new List<List<ClipperLib.IntPoint>>();
* co.Execute(ref result, 500);
* foreach (var intpoint in path)
* {
* var point = new Vector3((float)intpoint.X / 1000.0f, 0, (float)intpoint.Y / 1000.0f);
* Debug.DrawLine(point, point + Vector3.up * 3, Color.cyan, 100);
* }
*
* foreach (var intpath in result)
* {
* foreach (var intpoint in intpath)
* {
* var point = new Vector3((float)intpoint.X / 1000.0f, 0, (float)intpoint.Y / 1000.0f);
* Debug.DrawLine(point, point + Vector3.up * 3, Color.red, 100);
* }
* }
*/
}
static bool CalcHasTree(LowPolyTerrainData terrainData, Vector3 position)
{
var pos = CalcOffsetPos(terrainData, position);
return(Mathf.PerlinNoise(pos.x, pos.y) > 0.5f);
}
static float CalcTreeRotation(LowPolyTerrainData terrainData, Vector3 position)
{
var pos = CalcOffsetPos(terrainData, position);
return(Mathf.PerlinNoise(pos.x, pos.y) * 360.0f);
}
static float CalcHeight(LowPolyTerrainData terrainData, Vector3 position, float depth)
{
var pos = CalcOffsetPos(terrainData, position);
var subheight = Mathf.PerlinNoise(pos.x / 512.0f, pos.y / 512.0f) * depth * 5.0f - depth * 2.5f;
var height = Mathf.PerlinNoise(pos.x / 128.0f, pos.y / 128.0f) * depth;
return Mathf.Round(subheight + height * 0.5f) * 2.0f - depth * 0.4f;
}
static Vector2 CalcOffsetPos(LowPolyTerrainData terrainData, Vector3 position)
{
var xpos = LowPolyTerrainTile.TriHalfWidth + position.x;
var ypos = LowPolyTerrainTile.TriHeight + position.z;
return new Vector2(xpos, ypos);
}
public void Init(LowPolyTerrainData terrainData)
{
TerrainData = terrainData;
CreateTrees();
}
static float CalcTreeRotation(LowPolyTerrainData terrainData, Vector3 position)
{
var pos = CalcOffsetPos(terrainData, position);
return Mathf.PerlinNoise(pos.x, pos.y) * 360.0f;
}
public void Init(LowPolyTerrainData terrainData)
{
TerrainData = terrainData;
CreateTrees();
}
static bool CalcHasTree(LowPolyTerrainData terrainData, Vector3 position)
{
var pos = CalcOffsetPos(terrainData, position);
return Mathf.PerlinNoise(pos.x, pos.y) > 0.5f;
}