public Array3D <byte> Generate()
{
var result = new Array3D <byte>(width, depth, Math.Max(height, 2));
var random = new Random();
for (var i = 0; i < iteratirons; i++)
{
if (i == 0)
{
for (var c1 = 0; c1 < width; c1++)
{
for (var c2 = 0; c2 < depth; c2++)
{
result[c1, c2, 0] = (byte)BlockType.Dirt;
}
}
}
else
{
var hillParams = new IntPoint3D(random.Next(width), random.Next(depth), random.Next(height));
CreateHill(result, hillParams);
}
}
return(result);
}
private void CreateHill(Array3D <byte> data, IntPoint3D hillParams)
{
var c1Min = hillParams.X - hillParams.Z < 0 ? 0 : hillParams.X - hillParams.Z;
var c1Max = Math.Min(hillParams.X + hillParams.Z, width - 1);
var c2Min = hillParams.Y - hillParams.Z < 0 ? 0 : hillParams.Y - hillParams.Z;
var c2Max = Math.Min(hillParams.Y + hillParams.Y, depth - 1);
for (var c1 = c1Min; c1 <= c1Max; c1++)
{
for (var c2 = c2Min; c2 <= c2Max; c2++)
{
var c3Max = (int)Math.Sqrt(hillParams.Z * hillParams.Z - (c1 - hillParams.X) * (c1 - hillParams.X) - (c2 - hillParams.Y) * (c2 - hillParams.Y));
if (c3Max <= 0)
{
continue;
}
for (var i = 0; i < c3Max; i++)
{
data[c1, c2, i] = (byte)BlockType.Dirt;
}
}
}
}
public Block(GraphicsDevice graphicsDevice, IntPoint3D position)
{
this.graphicsDevice = graphicsDevice;
Position = position.ToVector() * BlockSize;
vertices = CubeFactory.GetCube(BlockSize, IntPoint3D.GetNeighbourPositions());
effect = new BasicEffect(graphicsDevice);
}
public void Convert(float x, float y, float z, IntPoint3D expected)
{
const int blockSize = 1;
var result = WorldToLogicalSpaceConverter.Convert(x, y, z, blockSize);
result.X.ShouldBe(expected.X);
result.Y.ShouldBe(expected.Y);
result.Z.ShouldBe(expected.Z);
}
private static IEnumerable <VertexPositionColor> GetFaceVertices(IntPoint3D faceVector, int scale)
{
var halfScale = scale / 2f;
foreach (var vector in Faces[faceVector])
{
var result = new VertexPositionColor
{
Position = vector * halfScale,
Color = Colors[faceVector]/*.Values.ToArray()[new Random().Next(6)]*/
};
yield return(result);
}
}
public void AddBlockAt(IntPoint3D location, GraphicsDevice graphicsDevice)
{
items[location.X, location.Y, location.Z] = new Block(graphicsDevice, location.X * BlockSize * 2,
location.Y * BlockSize * 2,
location.Z * BlockSize * 2);
}
protected static IntPoint3D Add(IntPoint3D a, IntPoint3D b)
{
return(new IntPoint3D(a.X + b.X, a.Y + b.Y, a.Z + b.Z));
}
public LogicalBlock(IntPoint3D location, short type, bool isUserPlaced)
{
Location = location;
Type = type;
IsUserPlaced = isUserPlaced;
}
public void AddBlockAt(IntPoint3D location, BlockType type)
{
terrainData[location] = (byte)type;
}
public static VertexPositionColor[] GetCubeWithDefaultFaces(int size)
{
return(GetCube(size, IntPoint3D.GetNeighbourPositions()));
}