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Implement erosion

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This commit is contained in:
dfsek
2020-10-05 20:56:26 -07:00
parent 0e760ec87e
commit 2659577322
13 changed files with 193 additions and 15 deletions
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25
src/main/java/com/dfsek/terra/biome/BiomeZone.java
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@@ -10,6 +10,9 @@ import org.polydev.gaea.math.FastNoise;
import java.util.Objects;
/**
* Holds 1D array of BiomeGrids.
*/
public class BiomeZone {
private final BiomeGrid[] grids;
private final FastNoise noise;
@@ -29,18 +32,40 @@ public class BiomeZone {
channel = wc.zoneChannel;
}
/**
* Get BiomeGrid at location
* @param x X coordinate
* @param z Z coordinate
* @return BiomeGrid at coordinates.
*/
protected BiomeGrid getGrid(int x, int z) {
return grids[NormalizationUtil.normalize(useImage ? Objects.requireNonNull(imageLoader).getNoiseVal(x, z, channel) : noise.getNoise(x, z), grids.length)];
}
/**
* Get the number of BiomeGrids this BiomeZone holds.
* @return Number of grids
*/
public int getSize() {
return grids.length;
}
/**
* Get the normalized grid noise at location
* @param x X coordinate
* @param z Z coordinate
* @return Normalized noise at coordinates
*/
public int getNoise(int x, int z) {
return NormalizationUtil.normalize(useImage ? Objects.requireNonNull(imageLoader).getNoiseVal(x, z, channel) : noise.getNoise(x, z), grids.length);
}
/**
* Get raw grid noise at location
* @param x X coordinate
* @param z Z coordinate
* @return Raw noise at coordinates
*/
public double getRawNoise(int x, int z) {
return useImage ? Objects.requireNonNull(imageLoader).getNoiseVal(x, z, channel) : noise.getNoise(x, z);
}