public override bool Place(Point origin, StructureMap structures)
{
int height = (int)((float)GenBase._random.Next(60, 100) * _heightScale);
int height2 = (int)((float)GenBase._random.Next(60, 100) * _heightScale);
int random = _singleDunesWidth.GetRandom(GenBase._random);
int random2 = _singleDunesWidth.GetRandom(GenBase._random);
DunesDescription description = DunesDescription.CreateFromPlacement(new Point(origin.X - random / 2 + 30, origin.Y), random, height);
DunesDescription description2 = DunesDescription.CreateFromPlacement(new Point(origin.X + random2 / 2 - 30, origin.Y), random2, height2);
PlaceSingle(description, structures);
PlaceSingle(description2, structures);
return(true);
}
private static void PlaceHill(int startX, int endX, float scale, DunesDescription description)
{
Point startPoint = new Point(startX, description.Surface[startX]);
Point endPoint = new Point(endX, description.Surface[endX]);
Point point = new Point((startPoint.X + endPoint.X) / 2, (startPoint.Y + endPoint.Y) / 2 - (int)(35f * scale));
int num = (endPoint.X - point.X) / 4;
int minValue = (endPoint.X - point.X) / 16;
if (description.WindDirection == WindDirection.Left)
{
point.X -= WorldGen.genRand.Next(minValue, num + 1);
}
else
{
point.X += WorldGen.genRand.Next(minValue, num + 1);
}
Point point2 = new Point(0, (int)(scale * 12f));
Point point3 = new Point(point2.X / -2, point2.Y / -2);
PlaceCurvedLine(startPoint, point, (description.WindDirection != 0) ? point3 : point2, description);
PlaceCurvedLine(point, endPoint, (description.WindDirection == WindDirection.Left) ? point3 : point2, description);
}
private void PlaceSingle(DunesDescription description, StructureMap structures)
{
int num = GenBase._random.Next(3) + 8;
for (int i = 0; i < num - 1; i++)
{
int num2 = (int)(2f / (float)num * (float)description.Area.Width);
int num3 = (int)((float)i / (float)num * (float)description.Area.Width + (float)description.Area.Left) + num2 * 2 / 5;
num3 += GenBase._random.Next(-5, 6);
float num4 = (float)i / (float)(num - 2);
float num5 = 1f - Math.Abs(num4 - 0.5f) * 2f;
PlaceHill(num3 - num2 / 2, num3 + num2 / 2, (num5 * 0.3f + 0.2f) * _heightScale, description);
}
int num6 = GenBase._random.Next(2) + 1;
for (int j = 0; j < num6; j++)
{
int num7 = description.Area.Width / 2;
int x = description.Area.Center.X;
x += GenBase._random.Next(-10, 11);
PlaceHill(x - num7 / 2, x + num7 / 2, 0.8f * _heightScale, description);
}
structures.AddStructure(description.Area, 20);
}
private static void PlaceCurvedLine(Point startPoint, Point endPoint, Point anchorOffset, DunesDescription description)
{
Point p = new Point((startPoint.X + endPoint.X) / 2, (startPoint.Y + endPoint.Y) / 2);
p.X += anchorOffset.X;
p.Y += anchorOffset.Y;
Vector2 value = startPoint.ToVector2();
Vector2 value2 = endPoint.ToVector2();
Vector2 vector = p.ToVector2();
float num = 0.5f / (value2.X - value.X);
Point b = new Point(-1, -1);
for (float num2 = 0f; num2 <= 1f; num2 += num)
{
Vector2 value3 = Vector2.Lerp(value, vector, num2);
Vector2 value4 = Vector2.Lerp(vector, value2, num2);
Point point = Vector2.Lerp(value3, value4, num2).ToPoint();
if (point == b)
{
continue;
}
b = point;
int num3 = description.Area.Width / 2 - Math.Abs(point.X - description.Area.Center.X);
int num4 = description.Surface[point.X] + (int)(Math.Sqrt(num3) * 3.0);
for (int i = point.Y - 10; i < point.Y; i++)
{
if (GenBase._tiles[point.X, i].active() && GenBase._tiles[point.X, i].type != 53)
{
GenBase._tiles[point.X, i].ClearEverything();
}
}
for (int j = point.Y; j < num4; j++)
{
GenBase._tiles[point.X, j].ResetToType(53);
Tile.SmoothSlope(point.X, j);
}
}
}
