NoiseMap.java 文件源码

@Inject
public NoiseMap(@Qualifier("worldSeedElevation") long seedElevation,
                @Qualifier("worldSeedMoisture") long seedMoisture,
                @Qualifier("worldExtent") int worldExtent,
                @Qualifier("worldScale") double worldScale,
                @Qualifier("worldOctaves") int worldOctaves) {

    WORLD_EXTENT = worldExtent;
    HYPOTENUSE = Math.sqrt(Math.pow(WORLD_EXTENT / 2, 2) + Math.pow(WORLD_EXTENT / 2, 2));

    Noise2D noiseElevation = new SimplexNoise();
    Noise2D noiseMoisture = new SimplexNoise();

    ((SimplexNoise)noiseElevation).setSeed(seedElevation);
    ((SimplexNoise)noiseMoisture).setSeed(seedMoisture);

    elevation = new Fbm2D(noiseElevation);
    elevation.setFrequency(worldScale);
    elevation.setOctaves(worldOctaves);

    moisture = new Fbm2D(noiseMoisture);
    moisture.setFrequency(worldScale);
    moisture.setOctaves(worldOctaves);
}