public Mesh CreateMeshFromVerts(Vector3[] vertsToCopy, Mesh mesh, List <int> pathSplitIds, Transform SpriteGO = null)
{
List <Vector3> resultsLocal = new List <Vector3>();
List <int> resultsTriIndexesLocal = new List <int>();
List <int> resultsTriIndexesReversedLocal = new List <int>();
List <Vector2> uvsLocal = new List <Vector2>();
List <Vector3> normalsLocal = new List <Vector3>();
Sprite spr = null;
Rect rec = new Rect();
Vector3 bound = Vector3.zero;
TextureImporter textureImporter = new TextureImporter();
if (SpriteGO != null && SpriteGO.GetComponent <SpriteRenderer>() && SpriteGO.GetComponent <SpriteRenderer>().sprite)
{
spr = SpriteGO.GetComponent <SpriteRenderer>().sprite;
rec = spr.rect;
bound = SpriteGO.GetComponent <Renderer>().bounds.max - SpriteGO.GetComponent <Renderer>().bounds.min;
textureImporter = AssetImporter.GetAtPath(AssetDatabase.GetAssetPath(spr)) as TextureImporter;
}
List <PolygonPoint> p2 = new List <PolygonPoint>();
List <TriangulationPoint> extraPoints = new List <TriangulationPoint>();
int i = 0;
for (i = 0; i < vertsToCopy.Count(); i++)
{
if (i < pathSplitIds[0])
{
p2.Add(new PolygonPoint(vertsToCopy[i].x, vertsToCopy[i].y));
}
else
{
extraPoints.Add(new TriangulationPoint(vertsToCopy[i].x, vertsToCopy[i].y));
}
}
Polygon _polygon = new Polygon(p2);
// this is how to add more points
_polygon.AddSteinerPoints(extraPoints);
P2T.Triangulate(_polygon);
if (spr == null)
{
bound = new Vector3((float)(_polygon.Bounds.MaxX - _polygon.Bounds.MinX), (float)(_polygon.Bounds.MaxY - _polygon.Bounds.MinY), 0);
}
int idx = 0;
foreach (DelaunayTriangle triangle in _polygon.Triangles)
{
Vector3 v = new Vector3();
foreach (TriangulationPoint p in triangle.Points)
{
v = new Vector3((float)p.X, (float)p.Y, 0);
if (!resultsLocal.Contains(v))
{
resultsLocal.Add(v);
resultsTriIndexesLocal.Add(idx);
Vector2 newUv = new Vector2(((v.x - (float)_polygon.Bounds.MinX) / bound.x), ((v.y - (float)_polygon.Bounds.MinY) / bound.y));
if (spr != null)
{
newUv = new Vector2((v.x / bound.x) + 0.5f, (v.y / bound.y) + 0.5f);
newUv.x *= rec.width / spr.texture.width;
newUv.y *= rec.height / spr.texture.height;
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 k = 0; k < smdArray.Length; k++)
{
if (smdArray[k].name == spr.name)
{
switch (smdArray[k].alignment)
{
case (0):
smdArray[k].pivot = Vector2.zero;
break;
case (1):
smdArray[k].pivot = new Vector2(0f, 1f) - new Vector2(.5f, .5f);
break;
case (2):
smdArray[k].pivot = new Vector2(0.5f, 1f) - new Vector2(.5f, .5f);
break;
case (3):
smdArray[k].pivot = new Vector2(1f, 1f) - new Vector2(.5f, .5f);
break;
case (4):
smdArray[k].pivot = new Vector2(0f, .5f) - new Vector2(.5f, .5f);
break;
case (5):
smdArray[k].pivot = new Vector2(1f, .5f) - new Vector2(.5f, .5f);
break;
case (6):
smdArray[k].pivot = new Vector2(0f, 0f) - new Vector2(.5f, .5f);
break;
case (7):
smdArray[k].pivot = new Vector2(0.5f, 0f) - new Vector2(.5f, .5f);
break;
case (8):
smdArray[k].pivot = new Vector2(1f, 0f) - new Vector2(.5f, .5f);
break;
case (9):
smdArray[k].pivot -= new Vector2(.5f, .5f);
break;
}
pivot = smdArray[k].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;
}
uvsLocal.Add(newUv);
normalsLocal.Add(new Vector3(0, 0, -1));
idx++;
}
else
{
resultsTriIndexesLocal.Add(resultsLocal.LastIndexOf(v));
}
}
}
for (int j = resultsTriIndexesLocal.Count - 1; j >= 0; j--)
{
resultsTriIndexesReversedLocal.Add(resultsTriIndexesLocal[j]);
}
results.AddRange(resultsLocal);
resultsTriIndexes.AddRange(resultsTriIndexesLocal);
resultsTriIndexesReversed.AddRange(resultsTriIndexesReversedLocal);
uvs.AddRange(uvsLocal);
normals.AddRange(normalsLocal);
resultsLocal.Clear();
resultsTriIndexesLocal.Clear();
resultsTriIndexesReversedLocal.Clear();
uvsLocal.Clear();
normalsLocal.Clear();
finalVertices = results.ToArray();
finalNormals = normals.ToArray();
finalUvs = uvs.ToArray();
finalTriangles = resultsTriIndexesReversed.ToArray();
mesh.vertices = finalVertices;
mesh.triangles = finalTriangles;
mesh.uv = finalUvs;
mesh.normals = finalNormals;
mesh = calculateMeshTangents(mesh);
return(mesh);
}
GameObject GenerateProvinceRegionSurface(int provinceIndex, int regionIndex, Material material)
{
Region region = provinces [provinceIndex].regions [regionIndex];
Polygon poly = new Polygon(region.latlon);
// Antarctica, Saskatchewan (Canada), British Columbia (Canada), Krasnoyarsk (Russia) - special cases due to its geometry
if (provinceIndex == 218 || provinceIndex == 220 || provinceIndex == 224 || provinceIndex == 3423)
{
float step = 5;
List <TriangulationPoint> steinerPoints = new List <TriangulationPoint>();
for (double x = region.minMaxLat.x + step / 2; x < region.minMaxLat.y - step / 2; x += step)
{
for (double y = region.minMaxLon.x + step / 2; y < region.minMaxLon.y - step / 2; y += step)
{
if (region.ContainsPoint(x, y))
{
steinerPoints.Add(new TriangulationPoint(x, y));
}
}
}
poly.AddSteinerPoints(steinerPoints);
}
P2T.Triangulate(poly);
int flip1, flip2;
if (_earthInvertedMode)
{
flip1 = 2; flip2 = 1;
}
else
{
flip1 = 1; flip2 = 2;
}
Vector3[] revisedSurfPoints = new Vector3[poly.Triangles.Count * 3];
for (int k = 0; k < poly.Triangles.Count; k++)
{
DelaunayTriangle dt = poly.Triangles[k];
revisedSurfPoints[k * 3] = GetSpherePointFromLatLon(dt.Points[0].X, dt.Points[0].Y);
revisedSurfPoints[k * 3 + flip1] = GetSpherePointFromLatLon(dt.Points[1].X, dt.Points[1].Y);
revisedSurfPoints[k * 3 + flip2] = GetSpherePointFromLatLon(dt.Points[2].X, dt.Points[2].Y);
}
int revIndex = revisedSurfPoints.Length - 1;
// Generate surface mesh
int cacheIndex = GetCacheIndexForProvinceRegion(provinceIndex, regionIndex);
string cacheIndexSTR = cacheIndex.ToString();
// Deletes potential residual surface
Transform t = surfacesLayer.transform.FindChild(cacheIndexSTR);
if (t != null)
{
DestroyImmediate(t.gameObject);
}
GameObject surf = Drawing.CreateSurface(cacheIndexSTR, revisedSurfPoints, revIndex, material);
surf.transform.SetParent(transform, false);
surf.transform.localPosition = MiscVector.Vector3zero;
if (_earthInvertedMode)
{
surf.transform.localScale = MiscVector.Vector3one * 0.998f;
}
if (surfaces.ContainsKey(cacheIndex))
{
surfaces.Remove(cacheIndex);
}
surfaces.Add(cacheIndex, surf);
return(surf);
}
public void CreateMesh(Vector2[] vertsToCopy, Transform transform, int triangleIndex)
{
List <Vector3> resultsLocal = new List <Vector3>();
List <int> resultsTriIndexesLocal = new List <int>();
List <int> resultsTriIndexesReversedLocal = new List <int>();
List <Vector2> uvsLocal = new List <Vector2>();
List <Vector3> normalsLocal = new List <Vector3>();
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;
List <PolygonPoint> p2 = new List <PolygonPoint>();
if (triangleIndex > 0)
{
vertsToCopy = CreateSubVertPoints(spr.bounds, vertsToCopy.ToList(), triangleIndex).ToArray();
}
int i = 0;
for (i = 0; i < vertsToCopy.Count(); i++)
{
p2.Add(new PolygonPoint(vertsToCopy[i].x, vertsToCopy[i].y));
}
Polygon _polygon = new Polygon(p2);
if (triangleIndex > 0)
{
List <TriangulationPoint> triPoints = GenerateGridPoints(spr.bounds, triangleIndex, _polygon);
_polygon.AddSteinerPoints(triPoints);
}
P2T.Triangulate(_polygon);
int idx = 0;
foreach (DelaunayTriangle triangle in _polygon.Triangles)
{
Vector3 v = new Vector3();
foreach (TriangulationPoint p in triangle.Points)
{
v = new Vector3((float)p.X, (float)p.Y, 0);
if (!resultsLocal.Contains(v))
{
resultsLocal.Add(v);
resultsTriIndexesLocal.Add(idx);
Vector2 newUv = new Vector2((v.x / bound.x) + 0.5f, (v.y / bound.y) + 0.5f);
newUv.x *= rec.width / spr.texture.width;
newUv.y *= rec.height / spr.texture.height;
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 k = 0; k < smdArray.Length; k++)
{
if (smdArray[k].name == spr.name)
{
switch (smdArray[k].alignment)
{
case (0):
smdArray[k].pivot = Vector2.zero;
break;
case (1):
smdArray[k].pivot = new Vector2(0f, 1f) - new Vector2(.5f, .5f);
break;
case (2):
smdArray[k].pivot = new Vector2(0.5f, 1f) - new Vector2(.5f, .5f);
break;
case (3):
smdArray[k].pivot = new Vector2(1f, 1f) - new Vector2(.5f, .5f);
break;
case (4):
smdArray[k].pivot = new Vector2(0f, .5f) - new Vector2(.5f, .5f);
break;
case (5):
smdArray[k].pivot = new Vector2(1f, .5f) - new Vector2(.5f, .5f);
break;
case (6):
smdArray[k].pivot = new Vector2(0f, 0f) - new Vector2(.5f, .5f);
break;
case (7):
smdArray[k].pivot = new Vector2(0.5f, 0f) - new Vector2(.5f, .5f);
break;
case (8):
smdArray[k].pivot = new Vector2(1f, 0f) - new Vector2(.5f, .5f);
break;
case (9):
smdArray[k].pivot -= new Vector2(.5f, .5f);
break;
}
pivot = smdArray[k].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;
uvsLocal.Add(newUv);
normalsLocal.Add(new Vector3(0, 0, -1));
idx++;
}
else
{
resultsTriIndexesLocal.Add(resultsLocal.LastIndexOf(v));
}
}
}
for (int j = resultsTriIndexesLocal.Count - 1; j >= 0; j--)
{
resultsTriIndexesReversedLocal.Add(resultsTriIndexesLocal[j]);
}
results.AddRange(resultsLocal);
resultsTriIndexes.AddRange(resultsTriIndexesLocal);
resultsTriIndexesReversed.AddRange(resultsTriIndexesReversedLocal);
uvs.AddRange(uvsLocal);
normals.AddRange(normalsLocal);
resultsLocal.Clear();
resultsTriIndexesLocal.Clear();
resultsTriIndexesReversedLocal.Clear();
uvsLocal.Clear();
normalsLocal.Clear();
finalVertices = results.ToArray();
finalNormals = normals.ToArray();
finalUvs = uvs.ToArray();
finalTriangles = resultsTriIndexesReversed.ToArray();
}
GameObject GenerateCountryRegionSurface(int countryIndex, int regionIndex, Material material, bool drawOutline)
{
Country country = countries[countryIndex];
Region region = country.regions [regionIndex];
Polygon poly = new Polygon(region.latlon);
double maxTriangleSize = 10.0f;
if (countryIndex == 6) // Antarctica
{
maxTriangleSize = 9.0f;
}
if (Mathf.Abs(region.minMaxLat.x - region.minMaxLat.y) > maxTriangleSize ||
Mathf.Abs(region.minMaxLon.x - region.minMaxLon.y) > maxTriangleSize) // special case; needs steiner points to reduce the size of triangles
{
double step = maxTriangleSize / 2;
List <TriangulationPoint> steinerPoints = new List <TriangulationPoint>();
for (double x = region.minMaxLat.x + step / 2; x < region.minMaxLat.y - step / 2; x += step)
{
for (double y = region.minMaxLon.x + step / 2; y < region.minMaxLon.y - step / 2; y += step)
{
if (ContainsPoint2D(region.latlon, x, y))
{
steinerPoints.Add(new TriangulationPoint(x, y));
}
}
}
poly.AddSteinerPoints(steinerPoints);
}
P2T.Triangulate(poly);
int flip1, flip2;
flip1 = 1; flip2 = 2;
Vector3[] revisedSurfPoints = new Vector3[poly.Triangles.Count * 3];
for (int k = 0; k < poly.Triangles.Count; k++)
{
DelaunayTriangle dt = poly.Triangles[k];
revisedSurfPoints[k * 3] = GetSpherePointFromLatLon2(dt.Points[0].X, dt.Points[0].Y);
revisedSurfPoints[k * 3 + flip1] = GetSpherePointFromLatLon2(dt.Points[1].X, dt.Points[1].Y);
revisedSurfPoints[k * 3 + flip2] = GetSpherePointFromLatLon2(dt.Points[2].X, dt.Points[2].Y);
}
int revIndex = revisedSurfPoints.Length - 1;
// Generate surface mesh
int cacheIndex = GetCacheIndexForCountryRegion(countryIndex, regionIndex);
string cacheIndexSTR = cacheIndex.ToString();
Transform t = surfacesLayer.transform.FindChild(cacheIndexSTR);
if (t != null)
{
DestroyImmediate(t.gameObject);
}
GameObject surf = Drawing.CreateSurface(cacheIndexSTR, revisedSurfPoints, revIndex, material);
surf.transform.SetParent(surfacesLayer.transform, false);
surf.transform.localPosition = MiscVector.Vector3zero;
surf.transform.localRotation = Quaternion.Euler(MiscVector.Vector3zero);
if (surfaces.ContainsKey(cacheIndex))
{
surfaces.Remove(cacheIndex);
}
surfaces.Add(cacheIndex, surf);
// draw outline
if (drawOutline)
{
DrawCountryRegionOutline(region, surf);
}
return(surf);
}
