public Planet(Session session)
{
Session = session;
Console.WriteLine("\nGenerating planet...");
Stopwatch stopwatch = Stopwatch.StartNew();
Icosphere icosphere = new Icosphere(7);
initializeVertices(icosphere);
initializeAdjacencies(icosphere.Triangles);
createTiles();
expandTiles();
resetOuterVertices();
createRegions();
expandRegions();
resetOuterTiles();
randomizeElevation();
simulateClimate();
indices = icosphere.GetIndices().ToList();
buildVertexBuffer();
buildIndexBuffer();
stopwatch.Stop();
Console.WriteLine("Total: " + stopwatch.ElapsedMilliseconds + " ms");
}
void initializeVertices(Icosphere icosphere)
{
Console.Write("Initializing vertices... ");
Stopwatch stopwatch = Stopwatch.StartNew();
vertices = new List <PlanetVertex>(icosphere.Vertices.Count);
float vertexSeparation = icosphere.GetVertexSeparation();
for (int i = 0; i < icosphere.Vertices.Count; i++)
{
Vector3 position = icosphere.Vertices[i];
float xOffset = (-0.5f + random.NextFloat()) * vertexSeparation / 2;
float yOffset = (-0.5f + random.NextFloat()) * vertexSeparation / 2;
float zOffset = (-0.5f + random.NextFloat()) * vertexSeparation / 2;
position += new Vector3(xOffset, yOffset, zOffset);
position.Normalize();
PlanetVertex vertex = new PlanetVertex(position);
vertices.Add(vertex);
}
stopwatch.Stop();
Console.WriteLine("" + stopwatch.ElapsedMilliseconds + " ms");
}