void Raise()
{
FilteredNoise raiseNoise1 = new FilteredNoise(new PerlinNoise(random, TerrainDetailOctaves),
new PerlinNoise(random, TerrainDetailOctaves));
FilteredNoise raiseNoise2 = new FilteredNoise(new PerlinNoise(random, TerrainDetailOctaves),
new PerlinNoise(random, TerrainDetailOctaves));
PerlinNoise raiseNoise3 = new PerlinNoise(random, TerrainFeatureOctaves);
// raising
const double scale = 1.3;
for (int x = 0; x < mapWidth; x++)
{
for (int y = 0; y < mapLength; y++)
{
double d2 = raiseNoise1.GetNoise(x * scale, y * scale) / 6.0 - 4;
double d3 = raiseNoise2.GetNoise(x * scale, y * scale) / 5.0 + 10.0 - 4;
double d4 = raiseNoise3.GetNoise(x, y) / 8.0;
if (d4 > 0)
{
d3 = d2;
}
double elevation = Math.Max(d2, d3) / 2.0;
if (elevation < 0)
{
elevation *= 0.8;
}
heightmap[(x + y * mapWidth)] = (int)elevation;
}
}
}
void Erode()
{
FilteredNoise erodeNoise1 = new FilteredNoise(new PerlinNoise(random, TerrainDetailOctaves),
new PerlinNoise(random, TerrainDetailOctaves));
FilteredNoise erodeNoise2 = new FilteredNoise(new PerlinNoise(random, TerrainDetailOctaves),
new PerlinNoise(random, TerrainDetailOctaves));
for (int x = 0; x < mapWidth; x++)
{
for (int y = 0; y < mapLength; y++)
{
double d1 = erodeNoise1.GetNoise(x * 2, y * 2) / 8.0;
int i7 = erodeNoise2.GetNoise(x * 2, y * 2) > 0 ? 1 : 0;
if (d1 <= 2)
{
continue;
}
int i19 = ((heightmap[(x + y * mapWidth)] - i7) / 2 * 2) + i7;
heightmap[(x + y * mapWidth)] = i19;
}
}
}
void Raise()
{
FilteredNoise raiseNoise1 = new FilteredNoise( new PerlinNoise( random, TerrainDetailOctaves ),
new PerlinNoise( random, TerrainDetailOctaves ) );
FilteredNoise raiseNoise2 = new FilteredNoise( new PerlinNoise( random, TerrainDetailOctaves ),
new PerlinNoise( random, TerrainDetailOctaves ) );
PerlinNoise raiseNoise3 = new PerlinNoise( random, TerrainFeatureOctaves );
// raising
const double scale = 1.3;
for( int x = 0; x < mapWidth; x++ ) {
for( int y = 0; y < mapLength; y++ ) {
double d2 = raiseNoise1.GetNoise( x * scale, y * scale ) / 6.0 - 4;
double d3 = raiseNoise2.GetNoise( x * scale, y * scale ) / 5.0 + 10.0 - 4;
double d4 = raiseNoise3.GetNoise( x, y ) / 8.0;
if( d4 > 0 )
d3 = d2;
double elevation = Math.Max( d2, d3 ) / 2.0;
if( elevation < 0 )
elevation *= 0.8;
heightmap[( x + y * mapWidth )] = (int)elevation;
}
}
}
void Erode()
{
FilteredNoise erodeNoise1 = new FilteredNoise( new PerlinNoise( random, TerrainDetailOctaves ),
new PerlinNoise( random, TerrainDetailOctaves ) );
FilteredNoise erodeNoise2 = new FilteredNoise( new PerlinNoise( random, TerrainDetailOctaves ),
new PerlinNoise( random, TerrainDetailOctaves ) );
for( int x = 0; x < mapWidth; x++ ) {
for( int y = 0; y < mapLength; y++ ) {
double d1 = erodeNoise1.GetNoise( x * 2, y * 2 ) / 8.0;
int i7 = erodeNoise2.GetNoise( x * 2, y * 2 ) > 0 ? 1 : 0;
if( d1 <= 2 )
continue;
int i19 = ( ( heightmap[( x + y * mapWidth )] - i7 ) / 2 * 2 ) + i7;
heightmap[( x + y * mapWidth )] = i19;
}
}
}
