public void BuildMeshFromGeometry()
{
triMesh = new TriangleNet.Mesh();
triMesh.behavior.Quality = true;
triMesh.behavior.MinAngle = 1f;
triMesh.Triangulate(Geometry);
// var statistic = new Statistic();
// statistic.Update(triMesh, 1);
// Refine by setting a custom maximum area constraint.
//triMesh.Refine(statistic.LargestArea / 4);
//triMesh.Smooth();
triMesh.Renumber();
UniMesh.vertices = TriangleConverter.ConverteVertices(triMesh.Vertices);
UniMesh.RecalculateNormals();
UniMesh.triangles = TriangleConverter.ConverteTriangles(triMesh.Triangles);
UniMesh.uv = TriangleConverter.ConverteUVs(triMesh);
Debug.Log(string.Format("width {0:0.00}, height {1:0.00}; min {2:0.00}, {3:0.00}; max {4:0.00}, {5:0.00}",
triMesh.Bounds.Width, triMesh.Bounds.Height,
triMesh.Bounds.Xmin, triMesh.Bounds.Ymin,
triMesh.Bounds.Xmax, triMesh.Bounds.Ymax));
}
public void SetMesh(TriangleNet.Mesh mesh)
{
int n = mesh.Vertices.Count;
int i = 0;
// Linear numbering of mesh
mesh.Renumber();
// Copy points
this.Vertices = new Vector3[n];
foreach (var pt in mesh.Vertices)
{
this.Vertices[i] = new Vector3((float)pt.X, (float)pt.Y, 0);
i++;
}
// Copy Triangles
var triangles = new List <int>(3 * mesh.Triangles.Count);
foreach (var tri in mesh.Triangles)
{
triangles.Add(tri.P0);
triangles.Add(tri.P1);
triangles.Add(tri.P2);
/*if (this.NumberOfRegions > 0)
* {
* this.TrianglePartition[i++] = tri.Region;
* }*/
}
this.Triangles = triangles.ToArray();
}
/// <summary>
/// Copy mesh data.
/// </summary>
public void SetMesh(Mesh mesh)
{
// Clear unused buffers
this.Segments = null;
this.VoronoiPoints = null;
this.VoronoiEdges = null;
int n = mesh.Vertices.Count;
int i = 0;
this.NumberOfInputPoints = mesh.NumberOfInputPoints;
// Linear numbering of mesh
mesh.Renumber();
// Copy points
this.Points = new float[2 * n];
foreach (var pt in mesh.Vertices)
{
this.Points[2 * i] = (float)pt.X;
this.Points[2 * i + 1] = (float)pt.Y;
i++;
}
// Copy segments
n = mesh.Segments.Count;
if (n > 0 && mesh.IsPolygon)
{
var segments = new List<uint>(2 * n);
foreach (var seg in mesh.Segments)
{
segments.Add((uint)seg.P0);
segments.Add((uint)seg.P1);
}
this.Segments = segments.ToArray();
}
// Copy edges
var edges = new List<uint>(2 * mesh.NumberOfEdges);
EdgeEnumerator e = new EdgeEnumerator(mesh);
while (e.MoveNext())
{
edges.Add((uint)e.Current.P0);
edges.Add((uint)e.Current.P1);
}
this.MeshEdges = edges.ToArray();
if (this.NumberOfRegions > 0)
{
this.TrianglePartition = new int[mesh.Triangles.Count];
}
i = 0;
// Copy Triangles
var triangles = new List<uint>(3 * mesh.Triangles.Count);
foreach (var tri in mesh.Triangles)
{
triangles.Add((uint)tri.P0);
triangles.Add((uint)tri.P1);
triangles.Add((uint)tri.P2);
if (this.NumberOfRegions > 0)
{
this.TrianglePartition[i++] = tri.Region;
}
}
this.Triangles = triangles.ToArray();
this.Bounds = new BoundingBox(
(float)mesh.Bounds.Xmin,
(float)mesh.Bounds.Xmax,
(float)mesh.Bounds.Ymin,
(float)mesh.Bounds.Ymax);
}
public void SubdivideMesh(int divisions)
{
if (spriteRenderer != null && points.Length > 2) {
// Unparent the skin temporarily before adding the mesh
Transform polygonParent = spriteRenderer.transform.parent;
spriteRenderer.transform.parent = null;
// Reset the rotation before creating the mesh so the UV's will align properly
Quaternion localRotation = spriteRenderer.transform.localRotation;
spriteRenderer.transform.localRotation = Quaternion.identity;
// Reset the scale before creating the mesh so the UV's will align properly
Vector3 localScale = spriteRenderer.transform.localScale;
spriteRenderer.transform.localScale = Vector3.one;
//Create triangle.NET geometry
TriangleNet.Geometry.InputGeometry geometry = new TriangleNet.Geometry.InputGeometry(points.Length);
//Add vertices
foreach (Vector2 point in points) {
geometry.AddPoint(point.x,point.y);
}
int N = geometry.Count;
int end = 0;
//Add vertices
foreach (Vector2 point in points) {
geometry.AddPoint(point.x,point.y);
end++;
}
for (int i = 0; i < end; i++) {
geometry.AddSegment(N + i, N + ((i + 1) % end));
}
//Triangulate and subdivide the mesh
TriangleNet.Mesh triangleMesh = new TriangleNet.Mesh();
if (divisions > 0) {
triangleMesh.behavior.MinAngle = 10;
}
triangleMesh.Triangulate(geometry);
if (divisions > 0) {
if (divisions > 1) triangleMesh.Refine(true);
TriangleNet.Tools.Statistic stat = new TriangleNet.Tools.Statistic();
stat.Update(triangleMesh, 1);
// Refine by area
if (divisions > 2) triangleMesh.Refine (stat.LargestArea / 8);
try {
triangleMesh.Smooth();
} catch {
//Debug.Log("Cannot subdivide");
}
triangleMesh.Renumber();
}
//transform vertices
points = new Vector2[triangleMesh.Vertices.Count];
Vector3[] vertices = new Vector3[triangleMesh.Vertices.Count];
Vector3[] normals = new Vector3[triangleMesh.Vertices.Count];
int n = 0;
foreach(TriangleNet.Data.Vertex v in triangleMesh.Vertices) {
points[n] = new Vector2((float)v.X, (float)v.Y);
vertices[n] = new Vector3((float)v.X, (float)v.Y, 0);
normals[n] = new Vector3(0, 0, -1);
n++;
}
//transform triangles
int[] triangles = new int[triangleMesh.Triangles.Count*3];
n = 0;
foreach (TriangleNet.Data.Triangle t in triangleMesh.Triangles) {
triangles[n++] = t.P1;
triangles[n++] = t.P0;
triangles[n++] = t.P2;
}
mesh.Clear();
mesh = new Mesh();
mesh.vertices = vertices;
mesh.triangles = triangles;
mesh.uv = genUV(mesh.vertices);
mesh.normals = normals;
mesh.RecalculateNormals();
mesh.RecalculateBounds();
// Reset the rotations of the object
spriteRenderer.transform.localRotation = localRotation;
spriteRenderer.transform.localScale = localScale;
spriteRenderer.transform.parent = polygonParent;
meshCreated = true;
}
}
/// <summary>
///
/// </summary>
/// <param name="name"></param>
/// <param name="contour"></param>
void AddMunicipalDivision(string name, List<DVector2> contour)
{
if (municipalDivisions.ContainsKey(name)) return;
var mesh = new TriangleNet.Mesh();
mesh.Behavior.Quality = true;
mesh.Behavior.MinAngle = 25;
mesh.Behavior.Convex = false;
var ig = new InputGeometry();
ig.AddPoint(contour[0].X, contour[0].Y);
for (int v = 1; v < contour.Count; v++) {
ig.AddPoint(contour[v].X, contour[v].Y);
ig.AddSegment(v - 1, v);
}
ig.AddSegment(contour.Count - 1, 0);
mesh.Triangulate(ig);
int n = mesh.Vertices.Count;
mesh.Renumber();
// Vertices
var moVerts = new GeoVert[n];
int i = 0;
foreach (var pt in mesh.Vertices) {
moVerts[i] = new GeoVert {
Lon = pt.X * Math.PI / 180.0,
Lat = pt.Y * Math.PI / 180.0,
Position = Vector3.Zero,
Tex = Vector4.Zero,
Color = Color.White
};
i++;
}
// Triangles
var triangles = new int[3 * mesh.Triangles.Count];
i = 0;
foreach (var tri in mesh.Triangles) {
triangles[i * 3 + 0] = tri.P0;
triangles[i * 3 + 1] = tri.P1;
triangles[i * 3 + 2] = tri.P2;
i++;
}
// Contour vertices
var contourVerts = new GeoVert[contour.Count*2];
contourVerts[1] = new GeoVert {
Lon = contour[0].X * Math.PI / 180.0,
Lat = contour[0].Y * Math.PI / 180.0,
Position = Vector3.Zero,
Tex = Vector4.Zero,
Color = Color.Red
};
for (int j = 1; j < contour.Count; j++) {
contourVerts[2*j+1] = new GeoVert {
Lon = contour[j].X * Math.PI / 180.0,
Lat = contour[j].Y * Math.PI / 180.0,
Position = Vector3.Zero,
Tex = Vector4.Zero,
Color = Color.Red
};
contourVerts[2*j] = contourVerts[2*(j - 1) + 1];
}
contourVerts[0] = contourVerts[contourVerts.Length-1];
// Create buffers
var vb = new VertexBuffer(Game.GraphicsDevice, typeof (GeoVert), moVerts.Length);
var inds = new IndexBuffer(Game.GraphicsDevice, triangles.Length);
var cont = new VertexBuffer(Game.GraphicsDevice, typeof (GeoVert), contourVerts.Length);
vb.SetData(moVerts, 0, moVerts.Length);
inds.SetData(triangles, 0, triangles.Length);
cont.SetData(contourVerts, 0, contourVerts.Length);
municipalDivisions.Add(name, new MD {
Contour = cont,
Indeces = inds,
Vertices = vb,
Value = r.NextFloat(0.0f, 1.0f)
});
}
void InitBuildingsOSM()
{
var osm = Game.GetService<LayerService>().OpenStreetMapSource;
List<GeoVert> lines = new List<GeoVert>();
List<GeoVert> simple = new List<GeoVert>();
var nodes = osm.allNodes;
int k = 0;
foreach (var way in osm.allWays) {
if (!way.Value.isBuilding) continue;
var centerMerc = way.Value.BBox.Center();
float width = (way.Value.BBox.Maximum - way.Value.BBox.Minimum).X * 10000.0f;
float length = (way.Value.BBox.Maximum - way.Value.BBox.Minimum).Y * 10000.0f;
double lon, lat;
GeoHelper.TileToWorldPos(centerMerc.X, centerMerc.Y, 0, out lon, out lat);
simple.Add(new GeoVert {
Lon = DMathUtil.DegreesToRadians(lon),
Lat = DMathUtil.DegreesToRadians(lat),
Color = Color.White,
Position = Vector3.Zero,
Tex = new Vector4(width, length, 0, 0)
});
List<DVector2> buildingVertices = new List<DVector2>();
for (int i = 0; i < way.Value.nodeRef.Length - 1; i++) {
var nInds = way.Value.nodeRef;
lines.Add(new GeoVert {
Lon = DMathUtil.DegreesToRadians(nodes[nInds[i]].Longitude),
Lat = DMathUtil.DegreesToRadians(nodes[nInds[i]].Latitude),
Position = new Vector3(1.0f, 0.0f, 0.0f),
Color = Color.Yellow,
Tex = Vector4.Zero
});
lines.Add(new GeoVert {
Lon = DMathUtil.DegreesToRadians(nodes[nInds[i+1]].Longitude),
Lat = DMathUtil.DegreesToRadians(nodes[nInds[i+1]].Latitude),
Position = new Vector3(1.0f, 0.0f, 0.0f),
Color = Color.Yellow,
Tex = Vector4.Zero
});
buildingVertices.Add(new DVector2(nodes[nInds[i]].Longitude, nodes[nInds[i]].Latitude));
}
buildingVertices.Add(new DVector2(nodes[way.Value.nodeRef[way.Value.nodeRef.Length - 1]].Longitude, nodes[way.Value.nodeRef[way.Value.nodeRef.Length - 1]].Latitude));
/////////////////////////////////////////
var mesh = new Mesh();
mesh.Behavior.Quality = false;
mesh.Behavior.MinAngle = 25;
mesh.Behavior.Convex = false;
var ig = new InputGeometry();
ig.AddPoint(buildingVertices[0].X, buildingVertices[0].Y);
for (int v = 1; v < buildingVertices.Count; v++) {
ig.AddPoint(buildingVertices[v].X, buildingVertices[v].Y);
ig.AddSegment(v - 1, v);
}
ig.AddSegment(buildingVertices.Count - 1, 0);
mesh.Triangulate(ig);
int n = mesh.Vertices.Count;
mesh.Renumber();
buildings = new GeoVert[mesh.Triangles.Count*3];
int ind = 0;
foreach (var triangle in mesh.Triangles) {
buildings[ind++] = new GeoVert {
Lon = DMathUtil.DegreesToRadians(mesh.Vertices.ElementAt(triangle.P0).X),
Lat = DMathUtil.DegreesToRadians(mesh.Vertices.ElementAt(triangle.P0).Y),
Position = new Vector3(0.1f, 0.0f, 0.0f),
Color = Color.Green,
Tex = Vector4.Zero
};
buildings[ind++] = new GeoVert {
Lon = DMathUtil.DegreesToRadians(mesh.Vertices.ElementAt(triangle.P1).X),
Lat = DMathUtil.DegreesToRadians(mesh.Vertices.ElementAt(triangle.P1).Y),
Position = new Vector3(0.1f, 0.0f, 0.0f),
Color = Color.Green,
Tex = Vector4.Zero
};
buildings[ind++] = new GeoVert {
Lon = DMathUtil.DegreesToRadians(mesh.Vertices.ElementAt(triangle.P2).X),
Lat = DMathUtil.DegreesToRadians(mesh.Vertices.ElementAt(triangle.P2).Y),
Position = new Vector3(0.1f, 0.0f, 0.0f),
Color = Color.Green,
Tex = Vector4.Zero
};
}
/////////////////////////////////////////
k++;
if (k >= 1) break;
}
simpleBuildings = simple.ToArray();
contourBuildings = lines.ToArray();
contourBuildingsVB = new VertexBuffer(Game.GraphicsDevice, typeof (GeoVert), contourBuildings.Length);
contourBuildingsVB.SetData(contourBuildings, 0, contourBuildings.Length);
simpleBuildingsVB = new VertexBuffer(Game.GraphicsDevice, typeof(GeoVert), simpleBuildings.Length);
simpleBuildingsVB.SetData(simpleBuildings, 0, simpleBuildings.Length);
buildingsVB = new VertexBuffer(Game.GraphicsDevice, typeof(GeoVert), buildings.Length);
buildingsVB.SetData(buildings, 0, buildings.Length);
}
public void CreateSubdividedMesh(Vector2[] vertsToCopy, Transform transform, int smoothLevel)
{
Sprite spr = transform.GetComponent<SpriteRenderer>().sprite;
Rect rec = spr.rect;
Vector3 bound = transform.GetComponent<Renderer>().bounds.max- transform.GetComponent<Renderer>().bounds.min ;
TextureImporter textureImporter = AssetImporter.GetAtPath(AssetDatabase.GetAssetPath(spr)) as TextureImporter;
//Create triangle.NET geometry
TriangleNet.Geometry.InputGeometry geometry = new TriangleNet.Geometry.InputGeometry(vertsToCopy.Length);
//Add vertices
foreach (Vector2 p in vertsToCopy)
{
geometry.AddPoint(p.x,p.y);
}
//Add segments
for (int i=0;i<vertsToCopy.Length-1;i++) {
geometry.AddSegment(i,i+1);
}
geometry.AddSegment(vertsToCopy.Length-1,0);
//Triangulate, refine and smooth
TriangleNet.Mesh triangleNetMesh = new TriangleNet.Mesh();
if(smoothLevel>0)
triangleNetMesh.behavior.MinAngle = 10;
triangleNetMesh.Triangulate(geometry);
if (smoothLevel > 0)
{
if (smoothLevel > 1)
triangleNetMesh.Refine (true);
TriangleNet.Tools.Statistic statistic = new TriangleNet.Tools.Statistic ();
statistic.Update (triangleNetMesh, 1);
// Refine by setting a custom maximum area constraint.
if (smoothLevel > 2)
triangleNetMesh.Refine (statistic.LargestArea / 8);
try {
triangleNetMesh.Smooth ();
} catch {
//Debug.LogWarning("unable to smooth");
}
triangleNetMesh.Renumber ();
}
//transform vertices
Vector3[] vertices = new Vector3[triangleNetMesh.Vertices.Count];
Vector2[] uvs = new Vector2[triangleNetMesh.Vertices.Count];
Vector3[] normals = new Vector3[triangleNetMesh.Vertices.Count];
int idx = 0;
foreach(TriangleNet.Data.Vertex v in triangleNetMesh.Vertices)
{
vertices[idx] = new Vector3( (float)v.X, (float)v.Y, 0 );
normals[idx]=new Vector3(0,0,-1);
Vector2 newUv = new Vector2(((float)v.X /bound.x) + 0.5f, ((float)v.Y /bound.y) + 0.5f);
newUv.x *= rec.width/ spr.texture.width;
newUv.y *= rec.height/ spr.texture.height;
//Debug.Log(spr.textureRectOffset);
newUv.x += (rec.x)/ spr.texture.width;
newUv.y += (rec.y) / spr.texture.height;
SpriteMetaData[] smdArray = textureImporter.spritesheet;
Vector2 pivot = new Vector2(.0f,.0f);;
for (int i = 0; i < smdArray.Length; i++)
{
if (smdArray[i].name == spr.name)
{
switch(smdArray[i].alignment)
{
case(0):
smdArray[i].pivot = Vector2.zero;
break;
case(1):
smdArray[i].pivot = new Vector2(0f,1f) -new Vector2(.5f,.5f);
break;
case(2):
smdArray[i].pivot = new Vector2(0.5f,1f) -new Vector2(.5f,.5f);
break;
case(3):
smdArray[i].pivot = new Vector2(1f,1f) -new Vector2(.5f,.5f);
break;
case(4):
smdArray[i].pivot = new Vector2(0f,.5f) -new Vector2(.5f,.5f);
break;
case(5):
smdArray[i].pivot = new Vector2(1f,.5f) -new Vector2(.5f,.5f);
break;
case(6):
smdArray[i].pivot = new Vector2(0f,0f) -new Vector2(.5f,.5f);
break;
case(7):
smdArray[i].pivot = new Vector2(0.5f,0f) -new Vector2(.5f,.5f);
break;
case(8):
smdArray[i].pivot = new Vector2(1f,0f) -new Vector2(.5f,.5f);
break;
case(9):
smdArray[i].pivot -= new Vector2(.5f,.5f);
break;
}
pivot = smdArray[i].pivot ;
}
}
if(textureImporter.spriteImportMode == SpriteImportMode.Single)
pivot = textureImporter.spritePivot-new Vector2(.5f,.5f);
newUv.x += ((pivot.x)*rec.width)/ spr.texture.width;
newUv.y += ((pivot.y)*rec.height)/ spr.texture.height;
uvs[idx] = newUv;
idx++;
}
//transform triangles
int[] triangles = new int[triangleNetMesh.Triangles.Count*3];
idx = 0;
foreach (TriangleNet.Data.Triangle t in triangleNetMesh.Triangles)
{
triangles[idx++] = t.P1;
triangles[idx++] = t.P0;
triangles[idx++] = t.P2;
}
finalVertices = vertices;
finalTriangles = triangles;
finalUvs = uvs;
finalNormals = normals;
}
/// <summary>
///
/// </summary>
/// <param name="name"></param>
/// <param name="contour"></param>
void AddMunicipalDivision(string name, List <DVector2> contour)
{
if (municipalDivisions.ContainsKey(name))
{
return;
}
var mesh = new TriangleNet.Mesh();
mesh.Behavior.Quality = true;
mesh.Behavior.MinAngle = 25;
mesh.Behavior.Convex = false;
var ig = new InputGeometry();
ig.AddPoint(contour[0].X, contour[0].Y);
for (int v = 1; v < contour.Count; v++)
{
ig.AddPoint(contour[v].X, contour[v].Y);
ig.AddSegment(v - 1, v);
}
ig.AddSegment(contour.Count - 1, 0);
mesh.Triangulate(ig);
int n = mesh.Vertices.Count;
mesh.Renumber();
// Vertices
var moVerts = new GeoVert[n];
int i = 0;
foreach (var pt in mesh.Vertices)
{
moVerts[i] = new GeoVert {
Lon = pt.X * Math.PI / 180.0,
Lat = pt.Y * Math.PI / 180.0,
Position = Vector3.Zero,
Tex = Vector4.Zero,
Color = Color.White
};
i++;
}
// Triangles
var triangles = new int[3 * mesh.Triangles.Count];
i = 0;
foreach (var tri in mesh.Triangles)
{
triangles[i * 3 + 0] = tri.P0;
triangles[i * 3 + 1] = tri.P1;
triangles[i * 3 + 2] = tri.P2;
i++;
}
// Contour vertices
var contourVerts = new GeoVert[contour.Count * 2];
contourVerts[1] = new GeoVert {
Lon = contour[0].X * Math.PI / 180.0,
Lat = contour[0].Y * Math.PI / 180.0,
Position = Vector3.Zero,
Tex = Vector4.Zero,
Color = Color.Red
};
for (int j = 1; j < contour.Count; j++)
{
contourVerts[2 * j + 1] = new GeoVert {
Lon = contour[j].X * Math.PI / 180.0,
Lat = contour[j].Y * Math.PI / 180.0,
Position = Vector3.Zero,
Tex = Vector4.Zero,
Color = Color.Red
};
contourVerts[2 * j] = contourVerts[2 * (j - 1) + 1];
}
contourVerts[0] = contourVerts[contourVerts.Length - 1];
// Create buffers
var vb = new VertexBuffer(Game.GraphicsDevice, typeof(GeoVert), moVerts.Length);
var inds = new IndexBuffer(Game.GraphicsDevice, triangles.Length);
var cont = new VertexBuffer(Game.GraphicsDevice, typeof(GeoVert), contourVerts.Length);
vb.SetData(moVerts, 0, moVerts.Length);
inds.SetData(triangles, 0, triangles.Length);
cont.SetData(contourVerts, 0, contourVerts.Length);
municipalDivisions.Add(name, new MD {
Contour = cont,
Indeces = inds,
Vertices = vb,
Value = r.NextFloat(0.0f, 1.0f)
});
}
public void Write(Mesh mesh, string filename)
{
using (StreamWriter writer = new StreamWriter(filename))
{
int nv = mesh.Vertices.Count;
int ns = mesh.Segments.Count;
int nh = mesh.Holes.Count;
int ne = mesh.Triangles.Count;
writer.Write("{");
// Config header
writer.Write("\"config\":{");
writer.Write("\"ver\":1,");
writer.Write("\"type\":\"{0}\",", ne > 0 ? "mesh" : (ns > 0 ? "poly" : "points"));
writer.Write("\"dim\":2");
writer.Write("}");
if (mesh.CurrentNumbering == NodeNumbering.None)
{
mesh.Renumber(NodeNumbering.Linear);
}
// Write the coordinates
if (nv > 0)
{
writer.Write(",");
WritePoints(mesh, writer, nv);
}
// Write the segments
if (ns > 0)
{
writer.Write(",");
WriteSegments(mesh.Segments, writer, ns);
}
// Write the holes
if (nh > 0)
{
writer.Write(",");
WriteHoles(mesh.Holes, writer, nh);
}
// Write the elements
if (ne > 0)
{
writer.Write(",");
WriteTriangles(mesh.Triangles, writer, ne);
}
writer.Write("}");
}
}
void InitBuildingsOSM()
{
var osm = Game.GetService <LayerService>().OpenStreetMapSource;
List <GeoVert> lines = new List <GeoVert>();
List <GeoVert> simple = new List <GeoVert>();
var nodes = osm.allNodes;
int k = 0;
foreach (var way in osm.allWays)
{
if (!way.Value.isBuilding)
{
continue;
}
var centerMerc = way.Value.BBox.Center();
float width = (way.Value.BBox.Maximum - way.Value.BBox.Minimum).X * 10000.0f;
float length = (way.Value.BBox.Maximum - way.Value.BBox.Minimum).Y * 10000.0f;
double lon, lat;
GeoHelper.TileToWorldPos(centerMerc.X, centerMerc.Y, 0, out lon, out lat);
simple.Add(new GeoVert {
Lon = DMathUtil.DegreesToRadians(lon),
Lat = DMathUtil.DegreesToRadians(lat),
Color = Color.White,
Position = Vector3.Zero,
Tex = new Vector4(width, length, 0, 0)
});
List <DVector2> buildingVertices = new List <DVector2>();
for (int i = 0; i < way.Value.nodeRef.Length - 1; i++)
{
var nInds = way.Value.nodeRef;
lines.Add(new GeoVert {
Lon = DMathUtil.DegreesToRadians(nodes[nInds[i]].Longitude),
Lat = DMathUtil.DegreesToRadians(nodes[nInds[i]].Latitude),
Position = new Vector3(1.0f, 0.0f, 0.0f),
Color = Color.Yellow,
Tex = Vector4.Zero
});
lines.Add(new GeoVert {
Lon = DMathUtil.DegreesToRadians(nodes[nInds[i + 1]].Longitude),
Lat = DMathUtil.DegreesToRadians(nodes[nInds[i + 1]].Latitude),
Position = new Vector3(1.0f, 0.0f, 0.0f),
Color = Color.Yellow,
Tex = Vector4.Zero
});
buildingVertices.Add(new DVector2(nodes[nInds[i]].Longitude, nodes[nInds[i]].Latitude));
}
buildingVertices.Add(new DVector2(nodes[way.Value.nodeRef[way.Value.nodeRef.Length - 1]].Longitude, nodes[way.Value.nodeRef[way.Value.nodeRef.Length - 1]].Latitude));
/////////////////////////////////////////
var mesh = new Mesh();
mesh.Behavior.Quality = false;
mesh.Behavior.MinAngle = 25;
mesh.Behavior.Convex = false;
var ig = new InputGeometry();
ig.AddPoint(buildingVertices[0].X, buildingVertices[0].Y);
for (int v = 1; v < buildingVertices.Count; v++)
{
ig.AddPoint(buildingVertices[v].X, buildingVertices[v].Y);
ig.AddSegment(v - 1, v);
}
ig.AddSegment(buildingVertices.Count - 1, 0);
mesh.Triangulate(ig);
int n = mesh.Vertices.Count;
mesh.Renumber();
buildings = new GeoVert[mesh.Triangles.Count * 3];
int ind = 0;
foreach (var triangle in mesh.Triangles)
{
buildings[ind++] = new GeoVert {
Lon = DMathUtil.DegreesToRadians(mesh.Vertices.ElementAt(triangle.P0).X),
Lat = DMathUtil.DegreesToRadians(mesh.Vertices.ElementAt(triangle.P0).Y),
Position = new Vector3(0.1f, 0.0f, 0.0f),
Color = Color.Green,
Tex = Vector4.Zero
};
buildings[ind++] = new GeoVert {
Lon = DMathUtil.DegreesToRadians(mesh.Vertices.ElementAt(triangle.P1).X),
Lat = DMathUtil.DegreesToRadians(mesh.Vertices.ElementAt(triangle.P1).Y),
Position = new Vector3(0.1f, 0.0f, 0.0f),
Color = Color.Green,
Tex = Vector4.Zero
};
buildings[ind++] = new GeoVert {
Lon = DMathUtil.DegreesToRadians(mesh.Vertices.ElementAt(triangle.P2).X),
Lat = DMathUtil.DegreesToRadians(mesh.Vertices.ElementAt(triangle.P2).Y),
Position = new Vector3(0.1f, 0.0f, 0.0f),
Color = Color.Green,
Tex = Vector4.Zero
};
}
/////////////////////////////////////////
k++;
if (k >= 1)
{
break;
}
}
simpleBuildings = simple.ToArray();
contourBuildings = lines.ToArray();
contourBuildingsVB = new VertexBuffer(Game.GraphicsDevice, typeof(GeoVert), contourBuildings.Length);
contourBuildingsVB.SetData(contourBuildings, 0, contourBuildings.Length);
simpleBuildingsVB = new VertexBuffer(Game.GraphicsDevice, typeof(GeoVert), simpleBuildings.Length);
simpleBuildingsVB.SetData(simpleBuildings, 0, simpleBuildings.Length);
buildingsVB = new VertexBuffer(Game.GraphicsDevice, typeof(GeoVert), buildings.Length);
buildingsVB.SetData(buildings, 0, buildings.Length);
}
