private void RandomFillMap()
{
_map = new int[_width, _height];
if (_useRandomSeed)
_seed = System.DateTime.Now.ToString ("yyyyMMddHHmmssffff");
IndigoRandom ir = new IndigoRandom (_seed);
for (int x = 0; x < _width; x ++) {
for (int y = 0; y < _height; y ++) {
if (x == 0 || x == _width-1 || y == 0 || y == _height -1) {
_map[x,y] = 1;
} else {
_map[x,y] = (ir.GetHash (0, 100, x, y) < _randomFillPercent)? 1: 0;
}
}
}
}
// PRIVATE ////////////////////////////
private int[,] GenerateHeightMap(int[,] map)
{
int[,,] tmpMap = new int[map.GetLength(0), map.GetLength(1), 5];
IndigoRandom ir = new IndigoRandom (_seed+_seed);
for (int x = 0; x < map.GetLength(0); x++)
{
for (int y = 0; y < map.GetLength(1); y++)
{
bool terrainSwitch = false;
int surrounding = GetSurroundingHeightCount (map, x, y, out terrainSwitch);
tmpMap [x, y, 0] = 0;
tmpMap [x, y, 1] = 0;
tmpMap [x, y, 2] = 0;
tmpMap [x, y, 3] = 0;
tmpMap [x, y, 4] = 0;
// wenn x/y == 0 oder max-width/-height
// && value == 0
// --> Ocean
// wenn summe der umliegenden tiles <= 0
// --> tile random (-1,0)
if( !terrainSwitch && surrounding <= 0)
{
tmpMap [x, y, 0] = (ir.GetHash (0, 100, x, y, 0) > 65) ? 1 : 0;
}
// wenn > (5-8) && ??
// --> tile random (0,+1)
if( !terrainSwitch && surrounding > 5)
{
tmpMap [x, y, 1] = (ir.GetHash (0, 100, x, y, 1) > 40) ? 1 : 0;
}
/*
if (x >= borderSize && x < _width + borderSize && y >= borderSize && y < _height + borderSize) {
} else {
}
*/
}
}
_heightMap = map;
for (int heightLevel = 0; heightLevel < 5; heightLevel++)
{
int[,] smoothedTmpMap = ExtractHeightLayer(tmpMap, heightLevel);
for (int i = 0; i < 5; i++)
{
smoothedTmpMap = SmoothMap (smoothedTmpMap, 4);
}
for (int x = 0; x < map.GetLength (0); x++)
{
for (int y = 0; y < map.GetLength (1); y++)
{
if(heightLevel <= 0)
_heightMap [x, y] -= smoothedTmpMap [x, y];
else
_heightMap [x, y] += smoothedTmpMap [x, y];
}
}
}
return _heightMap;
}