// Use this for initialization
void Start()
{
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
List <Point> border = new List <Point>();
border.Add(new Point(distance, verticalDistance));
border.Add(new Point(distance, -verticalDistance));
border.Add(new Point(-distance, -verticalDistance));
border.Add(new Point(-distance, verticalDistance));
geometry.AddRing(border);
List <Point> outlinePoints = new List <Point>(logoOutline.points.Length);
foreach (Vector2 coordinates in logoOutline.points)
{
outlinePoints.Add(new Point(coordinates));
}
geometry.AddRingAsHole(outlinePoints, 0);
foreach (UPolygon hole in holes)
{
List <Point> holePoints = new List <Point>(hole.points.Length);
foreach (Vector2 coordinates in hole.points)
{
holePoints.Add(new Point(coordinates));
}
geometry.AddRing(holePoints, 0);
}
for (float offsetX = -distance; offsetX < distance; offsetX += boxDistance)
{
for (float offsetY = -verticalDistance; offsetY < verticalDistance; offsetY += boxDistance)
{
Vector2 offset = new Vector2(offsetX, offsetY) + Vector2.one * boxDistance * 0.5f;
float radians = Random.Range(0, 2 * Mathf.PI);
float length = Random.Range(0, circleDistance);
Vector2 pos = new Vector2(Mathf.Cos(radians), Mathf.Sin(radians)) * length;
pos += offset;
bool insideOutline = logoOutline.PointInPolygon(pos);
bool stillAlloved = false;
for (int i = 0; i < holes.Length; i++)
{
if (holes[i].PointInPolygon(pos))
{
stillAlloved = true;
}
}
if (!insideOutline || stillAlloved)
{
geometry.AddPoint((float)pos.x, (float)pos.y, 0);
}
}
}
meshRepresentation = new TriangleNet.Mesh();
meshRepresentation.Triangulate(geometry);
//generate mesh based on triangulation
Dictionary <int, float> zOffsets = new Dictionary <int, float>();
foreach (KeyValuePair <int, TriangleNet.Data.Vertex> pair in meshRepresentation.vertices)
{
zOffsets.Add(pair.Key, Random.Range(-zOffset, zOffset));
}
int triangleIndex = 0;
List <Vector3> vertices = new List <Vector3>(meshRepresentation.triangles.Count * 3);
List <int> triangleIndices = new List <int>(meshRepresentation.triangles.Count * 3);
foreach (KeyValuePair <int, TriangleNet.Data.Triangle> pair in meshRepresentation.triangles)
{
TriangleNet.Data.Triangle triangle = pair.Value;
TriangleNet.Data.Vertex vertex0 = triangle.GetVertex(0);
TriangleNet.Data.Vertex vertex1 = triangle.GetVertex(1);
TriangleNet.Data.Vertex vertex2 = triangle.GetVertex(2);
Vector3 p0 = new Vector3(vertex0.x, vertex0.y, zOffsets[vertex0.id]);
Vector3 p1 = new Vector3(vertex1.x, vertex1.y, zOffsets[vertex1.id]);
Vector3 p2 = new Vector3(vertex2.x, vertex2.y, zOffsets[vertex2.id]);
vertices.Add(p0);
vertices.Add(p1);
vertices.Add(p2);
triangleIndices.Add(triangleIndex + 2);
triangleIndices.Add(triangleIndex + 1);
triangleIndices.Add(triangleIndex);
triangleIndex += 3;
}
mesh = new Mesh();
mesh.vertices = vertices.ToArray();
mesh.triangles = triangleIndices.ToArray();
mesh.RecalculateNormals();
GetComponent <MeshFilter>().mesh = mesh;
}
public static void CreateMesh(GameObject meshContainer, string path, string path2, string adfname)
{
var subgraphs = _LoadMarkerToSubgraph(path, path2);
meshContainer.name = adfname + "Mesh";
InputGeometry geometry = new InputGeometry();
TriangleNet.Mesh meshRepresentation;
MeshFilter mf = meshContainer.GetComponent <MeshFilter> () as MeshFilter;
Mesh mesh;
float zOffset = 0.1f;
float[] maxArea = new float[2] {
0, 0
};
List <List <Point> > clusters = new List <List <Point> > ();
foreach (Graph <Node> s in subgraphs)
{
List <Point> points = new List <Point> ();
foreach (Node n in s.Nodes)
{
Point tmp = new Point(n.position.x, n.position.z);
zOffset = n.position.y;
points.Add(tmp);
}
if (points.Count > 2)
{
clusters.Add(points);
// Calculate areas of the clusters. The largest is the external ring, while the others must be holes.
float num = CalculateArea(points);
if (num > maxArea [0])
{
maxArea [0] = num;
maxArea [1] = clusters.Count - 1;
}
}
Debug.Log(clusters [clusters.Count - 1].Count);
}
geometry.AddRing(clusters[(int)maxArea[1]]);
clusters.RemoveAt((int)maxArea [1]);
foreach (List <Point> c in clusters)
{
geometry.AddRingAsHole(c);
}
meshRepresentation = new TriangleNet.Mesh();
meshRepresentation.Triangulate(geometry);
// Dictionary<int, float> zOffsets = new Dictionary<int, float>();
//
// foreach(KeyValuePair<int, TriangleNet.Data.Vertex> pair in meshRepresentation.vertices)
// {
// zOffsets.Add(pair.Key, Random.RandomRange(-zOffset, zOffset));
// }
int triangleIndex = 0;
List <Vector3> vertices = new List <Vector3>(meshRepresentation.triangles.Count * 3);
List <int> triangleIndices = new List <int>(meshRepresentation.triangles.Count * 3);
foreach (KeyValuePair <int, TriangleNet.Data.Triangle> pair in meshRepresentation.triangles)
{
TriangleNet.Data.Triangle triangle = pair.Value;
TriangleNet.Data.Vertex vertex0 = triangle.GetVertex(0);
TriangleNet.Data.Vertex vertex1 = triangle.GetVertex(1);
TriangleNet.Data.Vertex vertex2 = triangle.GetVertex(2);
Vector3 p0 = new Vector3(vertex0.x, zOffset, vertex0.y);
Vector3 p1 = new Vector3(vertex1.x, zOffset, vertex1.y);
Vector3 p2 = new Vector3(vertex2.x, zOffset, vertex2.y);
// Vector3 p0 = new Vector3( vertex0.x, vertex0.y, zOffsets[vertex0.id]);
// Vector3 p1 = new Vector3( vertex1.x, vertex1.y, zOffsets[vertex1.id]);
// Vector3 p2 = new Vector3( vertex2.x, vertex2.y, zOffsets[vertex2.id]);
vertices.Add(p0);
vertices.Add(p1);
vertices.Add(p2);
triangleIndices.Add(triangleIndex + 2);
triangleIndices.Add(triangleIndex + 1);
triangleIndices.Add(triangleIndex);
triangleIndex += 3;
}
mesh = new Mesh();
mesh.vertices = vertices.ToArray();
mesh.triangles = triangleIndices.ToArray();
mesh.RecalculateNormals();
//GetComponent<MeshFilter>().mesh = mesh;
mf.mesh = mesh;
Exporter e = meshContainer.GetComponent <Exporter> () as Exporter;
e.DoExport(true);
//
// File.WriteAllBytes(Application.persistentDataPath + "/" + adfname + "Mesh", MeshSerializer.WriteMesh (mesh, true));
meshContainer.SetActive(true);
meshContainer.GetComponent <NavMeshSurface> ().BuildNavMesh();
Debug.Log("NavMesh created");
//MeshSaverEditor.SaveMesh (mesh, "meshtest", true, true);
//ObjExporterScript.MeshToString(GetComponent<MeshFilter>(),
}
// 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);
* }
* }
*/
}
