public void GenerateWorld()
{
int seed = System.DateTime.Now.Millisecond;
HeightMap h = new HeightMap(GameSettings.GridDimensionsX, GameEngine.GetInstance().Client.ServerSeed);
h.AddPerlinNoise(1.0f);
h.AddPerlinNoise(3.0f);
h.AddPerlinNoise(2);
h.MakeIsland();
//h.Perturb(32.0f, 32.0f);
for (int i = 0; i < 30; i++)
{
h.Erode(16.0f);
}
h.Smoothen();
for (int x = 0; x < GameSettings.GridDimensionsX; x++)
{
for (int y = 0; y < GameSettings.GridDimensionsY; y++)
{
for (int z = 0; z < GameSettings.GridDimensionsZ; z++)
{
float height = h.Heights[x, z];
float bheight = (float)y / 50.0f;//GameSettings.GridDimensionsY;
if (bheight < height)
{
if (height < 0.11f)
{
voxelManager.Add(new Vector3(x, y, z), TerrainTypes.Water);
}
else if (height < 0.12f)
{
voxelManager.Add(new Vector3(x, y, z), TerrainTypes.Sand);
}
else if (height < 0.25f)
{
voxelManager.Add(new Vector3(x, y, z), TerrainTypes.Grass);
}
else if (height < 0.55f)
{
voxelManager.Add(new Vector3(x, y, z), TerrainTypes.Rock);
}
else
{
voxelManager.Add(new Vector3(x, y, z), TerrainTypes.Snow);
}
}
}
}
}
voxelManager.Update();
}
public void GenerateChunks()
{
_progressText = "1/3 Generating Heightmap";
_heightMap = new HeightMap(Chunk.SIZE * SIZE);
_heightMap.AddPerlinNoise(3f);
_heightMap.Perturb(64.0f, 64.0f);
for (int i = 0; i < 10; i++)
{
_heightMap.Erode(256.0f);
}
_heightMap.Smoothen();
_chunks = new List<Chunk>();
_boxels = new BoxelType[(int)(Math.Pow(Chunk.SIZE, 3) * Math.Pow(SIZE, 3))];
int count = 1;
for (int z = 0; z < SIZE; z++)
{
for (int y = 0; y < SIZE; y++)
{
for (int x = 0; x < SIZE; x++)
{
_chunks.Add(new Chunk(new Vector3(x, y, z)));
count++;
_progress = 0.5f * count / (float)(Math.Pow(SIZE, 3));
_progressText = "2/3 Generating Chunk " + count + " of " + (Math.Pow(SIZE, 3));
}
}
}
}
public override void Load()
{
_rsDefault.CullMode = CullMode.CullCounterClockwiseFace;
_rsDefault.FillMode = FillMode.Solid;
_rsWire.CullMode = CullMode.CullCounterClockwiseFace;
_rsWire.FillMode = FillMode.WireFrame;
int size;
dynamic map;
if (generateHeightMap)
{
HeightMap heightMap = new HeightMap(513);
heightMap.AddPerlinNoise(5.0f);
heightMap.Perturb(32.0f, 32.0f);
for (int i = 0; i < 10; i++)
heightMap.Erode(16.0f);
heightMap.Smoothen();
heightMap.Normalize();
size = heightMap.Size;
map = heightMap;
}
else
{
Texture2D heightMap = Game.Instance.ContentManager.Load<Texture2D>("textures/hmSmall");
size = heightMap.Height;
map = heightMap;
}
this.TopNodeSize = size - 1;
this.Vertices = new TreeVertexCollection(this.Position, map, this.Scale);
this.Buffers = new BufferManager(this.Vertices.Vertices, this.Device);
this.RootNode = new QuadNode(NodeType.FullNode, this.TopNodeSize, 1, null, this, 0);
//Construct an array large enough to hold all of the indices we'll need.
// SOMETHING IS WRONG HERE
this.Indices = new int[((size + 1) * (size + 1)) * 3];
Effect = new BasicEffect(this.Device);
Effect.LightingEnabled = true;
Effect.AmbientLightColor = new Vector3(0.4f);
Effect.DirectionalLight0.Enabled = true;
Effect.DirectionalLight0.Direction = new Vector3(-0.5f, -1, -0.5f);
Effect.FogEnabled = true;
Effect.FogStart = 300f;
Effect.FogEnd = 1000f;
Effect.FogColor = Color.Black.ToVector3();
Effect.TextureEnabled = true;
Effect.Texture = Game.Instance.ContentManager.Load<Texture2D>("textures/grass");//new Texture2D(this.Device, 100, 100);
Effect.Projection = this.Projection;
Effect.View = this.View;
Effect.World = Matrix.Identity;
this.RootNode.EnforceMinimumDepth();
}
IEnumerator <float> Generate()
{
float step = 0;
float maxStep = 2;
foreach (var genStep in settings.mSteps)
{
maxStep = maxStep + 1;
if (genStep.type == GeneratorStep.StepType.erode)
{
maxStep += genStep.erodeIterations;
}
}
//rnd.NextBytes(Noise.perm);
settings.terraSize = Mathf.NextPowerOfTwo(settings.terraSize);
hm = new HeightMap(settings.terraSize, settings.seed, settings.simplex);
foreach (var genStep in settings.mSteps)
{
switch (genStep.type)
{
case GeneratorStep.StepType.addNoise:
hm.AddPerlinNoise(genStep.noiseSize, genStep.noiseHeight); break;
case GeneratorStep.StepType.erode:
for (int i = 0; i < genStep.erodeIterations; i++)
{
hm.Erode(genStep.erodeIntensity);
yield return(step++ / maxStep);
}
break;
case GeneratorStep.StepType.perturb:
hm.Perturb(genStep.perturbVector.x, genStep.perturbVector.y);
break;
case GeneratorStep.StepType.smooth:
hm.Smoothen();
break;
}
yield return(step++ / maxStep);
}
float max = 0;
float min = float.MaxValue;
for (int y = 0; y < settings.terraSize; y++)
{
for (int x = 0; x < settings.terraSize; x++)
{
max = Mathf.Max(hm.Heights [x, y], max);
min = Mathf.Min(hm.Heights [x, y], min);
}
}
yield return(step++ / maxStep);
for (int y = 0; y < settings.terraSize; y++)
{
for (int x = 0; x < settings.terraSize; x++)
{
hm.Heights [x, y] = (hm.Heights [x, y] - min) / (max - min);
}
}
yield return(step++ / maxStep);
}
