public List <Result> Generate()
{
List <Result> items = new List <Result>();
LibNoise.FastNoise noise = new LibNoise.FastNoise(10);
noise.Frequency = 1;
for (int i = 0; i < referenceImage.width; i++)
{
for (int j = 0; j < referenceImage.height; j++)
{
Color c = referenceImage.GetPixel(i, j);
float density = (c.r + c.g + c.b) / 3.0f;
if (parameters.minDensity > 0.0f && density < parameters.minDensity)
{
continue;
}
Vector2 pos2d = new Vector2(((float)i - referenceImage.width / 2.0f), ((float)j - referenceImage.height / 2.0f));
Vector3 sectorPosition = new Vector3(pos2d.x * parameters.sectorSize, pos2d.y * parameters.sectorSize, 0.0f);
float radiusMod = (pos2d.magnitude > 0.0f) ? (1.0f / pos2d.sqrMagnitude) : 1.0f;
int starCount = (int)(density * parameters.maxStarCountPerSector * radiusMod);
while (starCount > 0)
{
Vector3 starPosition = sectorPosition + UnityEngine.Random.insideUnitSphere * parameters.sectorSize;
starPosition.Set(starPosition.x, starPosition.y, starPosition.z * parameters.galaxySize.z);
float nm = (float)noise.GetValue((double)starPosition.x, (double)starPosition.y, (double)starPosition.z);
starPosition.Set(starPosition.x, starPosition.y, starPosition.z * nm * radiusMod);
starCount--;
Result result = new Result();
result.type = UnityEngine.Random.Range(0, parameters.maxStarTypes);
result.position = starPosition;
items.Add(result);
}
}
}
Debug.Log("stars created=" + items.Count);
return(items);
}
public List<Result> Generate()
{
List<Result> items = new List<Result>();
LibNoise.FastNoise noise = new LibNoise.FastNoise(10);
noise.Frequency = 1;
for (int i = 0; i < referenceImage.width; i++)
{
for (int j = 0; j < referenceImage.height; j++)
{
Color c = referenceImage.GetPixel(i, j);
float density = (c.r + c.g + c.b)/3.0f;
if (parameters.minDensity > 0.0f && density < parameters.minDensity)
continue;
Vector2 pos2d = new Vector2(((float)i - referenceImage.width / 2.0f), ((float)j - referenceImage.height / 2.0f));
Vector3 sectorPosition = new Vector3(pos2d.x * parameters.sectorSize, pos2d.y * parameters.sectorSize, 0.0f);
float radiusMod = (pos2d.magnitude > 0.0f) ? (1.0f / pos2d.sqrMagnitude) : 1.0f;
int starCount = (int)(density * parameters.maxStarCountPerSector * radiusMod);
while (starCount > 0)
{
Vector3 starPosition = sectorPosition + UnityEngine.Random.insideUnitSphere * parameters.sectorSize;
starPosition.Set(starPosition.x, starPosition.y , starPosition.z * parameters.galaxySize.z);
float nm = (float)noise.GetValue((double)starPosition.x, (double)starPosition.y, (double)starPosition.z);
starPosition.Set(starPosition.x, starPosition.y, starPosition.z * nm * radiusMod);
starCount--;
Result result = new Result();
result.type = UnityEngine.Random.Range(0, parameters.maxStarTypes);
result.position = starPosition;
items.Add(result);
}
}
}
Debug.Log("stars created=" + items.Count);
return items;
}
private void CreatePlanet()
{
var seed = 42601423;
var fastNoise01 = new LibNoise.FastNoise(seed);
fastNoise01.Frequency = 0.1;
fastNoise01.OctaveCount = 2;
var fastNoise02 = new LibNoise.FastNoise(seed);
fastNoise02.Frequency = 0.25;
fastNoise02.OctaveCount = 4;
var noiseModule =
new LibNoise.Modifiers.Add(
new LibNoise.Modifiers.ScaleOutput(fastNoise01, 0.3),
new LibNoise.Modifiers.ScaleOutput(fastNoise02, 0.05));
// Create a new planet.
int terrainWidth = 1000;
int terrainHeight = 1000;
var terrainData = new sbyte[terrainWidth + 1, terrainHeight + 1];
for (int x = 0; x < terrainWidth; ++x)
{
for (int y = 0; y < terrainHeight; ++y)
{
var position = new Vector2(x, y);
var center = new Vector2(terrainWidth / 2, terrainHeight / 2);
var distance = (position - center).Length();
var noise = (float)noiseModule.GetValue((double)(position.X / 5.0f), (double)(position.Y / 5.0f), 10.0);
var density = (1.2f / 500.0f * distance) - 1.0f - ((noise + 1.5f) * 0.1f);
terrainData[x, y] = (sbyte)(density > 0.0f ? 1 : -1);
}
}
m_planet = new Entities.Terrain(Vector2.One * 100.0f, new Entities.MemoryTerrainSource(terrainData, 1000), "Terrain");
m_planet.Position = new Vector2(0.0f, -100.0f);
m_world.Add(m_planet);
var atmosphere = new Movables.Atmosphere(70.0f);
m_planet.SceneNode.Attach(atmosphere);
m_miscLayer.AddRenderable(atmosphere);
}
