Example #1
0
        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;
                }
            }
        }
Example #2
0
        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;
                }
            }
        }
Example #3
0
        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;
                }
            }
        }
Example #4
0
 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;
         }
     }
 }