public Color GetPolygonColor(Polygon polygon)
{
Color result;
switch (polygon.Type)
{
case TerrainType.Grassland:
result = Color.FromArgb(196, 212, 170);
break;
case TerrainType.Bare:
result = Color.FromArgb(187, 187, 187);
break;
case TerrainType.Lake:
result = Color.CornflowerBlue;
break;
case TerrainType.ShallowOcean:
result = Color.RoyalBlue; //Color.CornflowerBlue;
break;
case TerrainType.DeepOcean:
result = Color.RoyalBlue;
break;
case TerrainType.Scorched:
result = Color.FromArgb(153, 153, 153);
break;
case TerrainType.Shrubland:
result = Color.FromArgb(196,204,187);
break;
case TerrainType.Snow:
result = Color.White;// Color.FromArgb(248, 248, 248);
break;
case TerrainType.SubtropicalDesert:
result = Color.FromArgb(233, 221, 199);
break;
case TerrainType.Tundra:
result = Color.FromArgb(221, 221, 187);
break;
case TerrainType.Taiga:
result = Color.FromArgb(204, 212, 187);
break;
case TerrainType.TemperatureDesert:
result = Color.FromArgb(228, 232, 202);
break;
case TerrainType.TemperateRainForest:
result = Color.FromArgb(164, 196, 168);
break;
case TerrainType.TemperatureDeciduousForest:
result = Color.FromArgb(180, 201, 169);
break;
case TerrainType.TropicalRainForest:
result = Color.FromArgb(156, 187, 169);
break;
case TerrainType.TropicalSeasonalForest:
result = Color.FromArgb(169, 204, 164);
break;
default:
result = Color.Red;
break;
}
return result;
}
public void Add(Polygon polygon)
{
m_Polygons.Add(polygon);
foreach (var corner in polygon.Corners.Where(c => c.IsLake))
{
m_Corners.Add(corner);
corner.Lake = this;
}
}
private void Init()
{
Polygons = new Polygon[2];
Corners = new Corner[2];
}
public void Build(IMap map, MapSettings settings)
{
var pointsDict = new Dictionary<StructurePoint, MapPoint>();
var trianglesDict = new Dictionary<Triangle, MapTriangle>();
var points = new List<MapPoint>();
foreach (var point in m_Structure.Points)
{
var mapPoint = new MapPoint(point);
points.Add(mapPoint);
var polygon = new Polygon(mapPoint);
map.Polygons.Add(polygon);
mapPoint.Polygon = polygon;
pointsDict[point] = mapPoint;
}
var triangles = new List<MapTriangle>();
foreach (var triangle in m_Structure.Triangles)
{
var mapTriangle = new MapTriangle(triangle.Id);
triangles.Add(mapTriangle);
var corner = new Corner(triangle.Center);
map.Corners.Add(corner);
mapTriangle.Corner = corner;
trianglesDict[triangle] = mapTriangle;
}
foreach (var triangle in m_Structure.Triangles)
{
var mapTriangle = trianglesDict[triangle];
for (int i = 0; i < 3; i++)
{
var point = triangle.Points[i];
if (point != null)
{
mapTriangle.Points[i] = pointsDict[point];
}
var neighborTriangle = triangle.Triangles[i];
if (neighborTriangle != null)
{
mapTriangle.Triangles[i] = trianglesDict[neighborTriangle];
}
}
}
foreach (var triangle in triangles)
{
for (int i = 0; i < 3; i++)
{
triangle.Corner.Polygons[i] = triangle.Points[i].Polygon;
triangle.Points[i].Polygon.Corners.Add(triangle.Corner);
}
for (int i = 0; i < 3; i++)
{
var edge = triangle.Edge(i);
var current = triangle.Triangles[i];
if (current != null)
{
triangle.Corner.Corners[i] = current.Corner;
// TODO: Remove check
if (triangle.Id == current.Id)
{
throw new InvalidDataException("Ids are equal");
}
if (triangle.Id < current.Id)
{
var border = new Border();
border.Corners[0] = current.Corner;
border.Corners[1] = triangle.Corner;
border.Polygons[0] = edge.First.Polygon;
border.Polygons[1] = edge.Second.Polygon;
border.BasePolygon = edge.Second.Polygon;
map.Borders.Add(border);
triangle.Corner.Borders.Add(border);
current.Corner.Borders.Add(border);
edge.First.Polygon.Borders.Add(border);
edge.Second.Polygon.Borders.Add(border);
edge.First.Polygon.Polygons.Add(edge.Second.Polygon);
edge.Second.Polygon.Polygons.Add(edge.First.Polygon);
}
}
else
{
edge.First.Polygon.Polygons.Add(edge.Second.Polygon);
edge.Second.Polygon.Polygons.Add(edge.First.Polygon);
}
}
}
foreach (Polygon polygon in map.Polygons)
{
Point2D center = polygon.Center;
polygon.Corners.QuickSort((a, b) => Geometry.Vect(center, a, b).CompareTo(0));
polygon.Borders.QuickSort((a, b) => Geometry.Vect(center, a.Center, b.Center).CompareTo(0));
polygon.IsInside = polygon.Corners.All(map.ContainsPointInside);
}
foreach (var polygon in map.Polygons)
{
foreach (var border in polygon.Borders.Where(b => !b.BorderToDrawCreated))
{
var borderPoints = m_NoiseLineGenerator.Generate(border.Corners[0], border.Polygons[0].BasePoint,
border.Corners[1], border.Polygons[1].BasePoint, 2, true);
/*var points = new List<Point2D> { border.Corners[0], border.Corners[1] };*/
/*border.Polygons[0].CornersToDraw.AddRange(points);
border.Polygons[1].CornersToDraw.AddRange(points);*/
border.BorderToDraw = borderPoints;
border.BorderToDrawCreated = true;
}
}
foreach (var polygon in map.Polygons)
{
foreach (var border in polygon.Borders)
{
if (border.BasePolygon == polygon)
{
polygon.CornersToDraw.AddRange(border.BorderToDraw);
}
else
{
var borderPoints = new List<Point2D>(border.BorderToDraw);
borderPoints.Reverse();
polygon.CornersToDraw.AddRange(borderPoints);
}
}
}
/*foreach (var polygon in map.Polygons)
{
var center = polygon.BasePoint;
polygon.CornersToDraw.Sort((a, b) => Geometry.Vect(center, a, b).CompareTo(0));
}*/
}
public bool Contains(Polygon polygon)
{
return m_Polygons.Contains(polygon);
}
private void CreateSkeleton(int width, Point2D direction, Polygon current, int totalLength, Queue<Polygon> queue,
bool addAtMiddle)
{
current.InSkeleton = true;
current.DistanceFromSkeleton = 0;
current.IsLand = true;
Polygon middlePolygon = null;
Point2D newBaseDirection = null;
for (int i = 0; i < totalLength - 1; i++)
{
Polygon nextPolygon = null;
double cos = 0;
foreach (var polygon in current.Polygons)
{
if (polygon.IsInside && !polygon.InSkeleton && polygon.DistanceFromEdge > width)
{
var newCos = Geometry.Cos(direction, polygon.Center - current.Center);
if (nextPolygon == null || cos < newCos)
{
nextPolygon = polygon;
cos = newCos;
}
}
}
if (nextPolygon != null)
{
nextPolygon.InSkeleton = true;
nextPolygon.DistanceFromSkeleton = 0;
nextPolygon.IsLand = true;
queue.Enqueue(nextPolygon);
direction = nextPolygon.Center - current.Center;
current = nextPolygon;
if (i == totalLength / 2)
{
middlePolygon = current;
newBaseDirection = new Point2D(direction.Y, -direction.X);
if (m_Random.Next(2) == 0)
{
newBaseDirection = -newBaseDirection;
}
}
}
else
{
break;
}
}
if (addAtMiddle && middlePolygon != null)
{
CreateSkeleton(width, newBaseDirection, middlePolygon, totalLength / 2, queue, m_Random.Next(2) == 0);
}
}