private async Task CreateTestNoise()
{
double start;
int count;
if (int.TryParse(textBoxSeed.Text, out m_Seed) && double.TryParse(textBoxStart.Text, out start) && int.TryParse(textBoxCount.Text, out count))
{
//INoiseGenerator generator = new PerlinNoiseGeneratorOld();
INoiseGenerator generator = new PerlinNoiseGenerator(new StandardComponentGenerator(), new MersenneTwisterRandomGeneratorFactory());
if (cbNormalize.Checked)
{
generator = new NormNoiseDecorator(generator);
}
if (cbPolarize.Checked)
{
generator = new SlowedHeightIncreaseNoiseDecorator(generator);
}
var noise = await Task.Run(() => generator.GenerateNoise(m_Width, m_Height, m_Seed, start, count));
var values = new List<double>();
foreach (var value in noise)
{
values.Add(value);
}
values.Sort();
for (int i = 0; i < values.Count - 1; i++)
{
if (values[i + 1] - values[i] > 0.001)
{
}
}
this.m_Bitmap = new Bitmap(m_Width, m_Height);
for (int i = 0; i < m_Width; i++)
{
for (int j = 0; j < m_Height; j++)
{
//var botColor = new MyColor(Color.FromArgb(255, 0, 255, 0));
var botColor = new MyColor(Color.White);
var topColor = new MyColor(Color.Black);
MyColor color = topColor * noise[i, j] + botColor * (1 - noise[i, j]);
/*MyColor color;// = topColor * noise[i, j] + botColor * (1 - noise[i, j]);
if (noise[i, j] > 0.65)
{
color = new MyColor(Color.Wheat);
}
else
{
color = new MyColor(Color.White);
}*/
this.m_Bitmap.SetPixel(i, j, (Color)color);
}
}
}
this.Refresh();
}
public override void Build(IMap map, MapSettings settings)
{
Comparison<Corner> comparison = (a, b) => -a.Elevation.CompareTo(b.Elevation);
var queue = new PriorityQueue<Corner>(comparison);
foreach (var corner in map.Corners)
{
if (!corner.IsOcean || corner.IsOceanCoast)
{
if (corner.IsOceanCoast)
{
corner.Elevation = 0;
queue.Enqueue(corner);
}
else
{
corner.Elevation = 1e10;
}
}
else
{
corner.Elevation = 0;
}
}
/*while (queue.Count > 0)
{
var current = queue.Dequeue();
foreach (var corner in current.Corners)
{
// TODO: check why can corner be null
if (corner != null && corner.IsLand && corner.Elevation < 0)
{
corner.Elevation = current.Elevation + Geometry.Dist(current, corner) ;
queue.Enqueue(corner);
}
}
}*/
var noise = new NormNoiseDecorator(m_NoiseGenerator).GenerateNoise((int)map.Width, (int)map.Height, m_Random.Next(), 4);
/*foreach (var corner in map.Corners)
{
if (corner.IsLand)
{
corner.Elevation = (corner.Elevation + 1) * noise[(int) corner.X, (int) corner.Y];
}
}
NormalizeElevation(map);*/
while (queue.Count > 0)
{
var current = queue.Dequeue();
foreach (var corner in current.Corners.Where(map.ContainsPointInside))
{
var midPoint = (current + corner) / 2;
var newDist = current.Elevation + Geometry.Dist(current, corner) * noise[(int)midPoint.X, (int)midPoint.Y];
if (corner.Elevation > newDist)
{
corner.Elevation = newDist;
queue.Enqueue(corner);
if (corner.IsLake)
{
double bigStep = 2 * map.Corners.Count * this.SmallStep;
var lakeQueue = new Queue<Corner>();
lakeQueue.Enqueue(corner);
while (lakeQueue.Count > 0)
{
var lakeCorner = lakeQueue.Dequeue();
foreach (var c in lakeCorner.Corners)
{
if (c.IsLake && c.Elevation > lakeCorner.Elevation + bigStep)
{
c.Elevation = lakeCorner.Elevation + this.SmallStep;
lakeQueue.Enqueue(c);
queue.Enqueue(c);
}
}
}
}
}
}
}
this.NormalizeCornerElevation(map);
//TODO: obsolete?
/*foreach (var polygon in map.Polygons)
{
polygon.Elevation = polygon.Corners.Average(p => p.Elevation);
//polygon.Elevation = polygon.IsLand ? polygon.Corners.Average(p => p.Elevation) : 0;
} */
}
