Add //blob command equivalent to //br rock

This commit is contained in:
dordsor21
2021-09-18 17:42:58 +01:00
parent 7d032ba69f
commit 0a48765c98
4 changed files with 150 additions and 91 deletions

View File

@ -1,17 +1,11 @@
package com.fastasyncworldedit.core.command.tool.brush;
import com.fastasyncworldedit.core.math.MutableVector3;
import com.fastasyncworldedit.core.math.random.SimplexNoise;
import com.fastasyncworldedit.core.util.MathMan;
import com.sk89q.worldedit.EditSession;
import com.sk89q.worldedit.MaxChangedBlocksException;
import com.sk89q.worldedit.command.tool.brush.Brush;
import com.sk89q.worldedit.function.pattern.Pattern;
import com.sk89q.worldedit.math.BlockVector3;
import com.sk89q.worldedit.math.Vector3;
import com.sk89q.worldedit.math.transform.AffineTransform;
import java.util.concurrent.ThreadLocalRandom;
public class BlobBrush implements Brush {
@ -30,90 +24,7 @@ public class BlobBrush implements Brush {
@Override
public void build(EditSession editSession, BlockVector3 position, Pattern pattern, double size) throws
MaxChangedBlocksException {
double seedX = ThreadLocalRandom.current().nextDouble();
double seedY = ThreadLocalRandom.current().nextDouble();
double seedZ = ThreadLocalRandom.current().nextDouble();
int px = position.getBlockX();
int py = position.getBlockY();
int pz = position.getBlockZ();
double distort = this.frequency / size;
double modX = 1d / radius.getX();
double modY = 1d / radius.getY();
double modZ = 1d / radius.getZ();
int radius = (int) size;
int radiusSqr = (int) (size * size);
int sizeInt = (int) size * 2;
if (sphericity == 1) {
for (int x = -sizeInt; x <= sizeInt; x++) {
double nx = seedX + x * distort;
double d1 = x * x * modX;
for (int y = -sizeInt; y <= sizeInt; y++) {
double d2 = d1 + y * y * modY;
double ny = seedY + y * distort;
for (int z = -sizeInt; z <= sizeInt; z++) {
double nz = seedZ + z * distort;
double distance = d2 + z * z * modZ;
double noise = this.amplitude * SimplexNoise.noise(nx, ny, nz);
if (distance + distance * noise < radiusSqr) {
editSession.setBlock(px + x, py + y, pz + z, pattern);
}
}
}
}
} else {
AffineTransform transform = new AffineTransform()
.rotateX(ThreadLocalRandom.current().nextInt(360))
.rotateY(ThreadLocalRandom.current().nextInt(360))
.rotateZ(ThreadLocalRandom.current().nextInt(360));
double manScaleX = 1.25 + seedX * 0.5;
double manScaleY = 1.25 + seedY * 0.5;
double manScaleZ = 1.25 + seedZ * 0.5;
MutableVector3 mutable = new MutableVector3();
double roughness = 1 - sphericity;
for (int xr = -sizeInt; xr <= sizeInt; xr++) {
for (int yr = -sizeInt; yr <= sizeInt; yr++) {
for (int zr = -sizeInt; zr <= sizeInt; zr++) {
// pt == mutable as it's a MutableVector3
// so it must be set each time
mutable.mutX(xr);
mutable.mutY(yr);
mutable.mutZ(zr);
Vector3 pt = transform.apply(mutable);
int x = MathMan.roundInt(pt.getX());
int y = MathMan.roundInt(pt.getY());
int z = MathMan.roundInt(pt.getZ());
double xScaled = Math.abs(x) * modX;
double yScaled = Math.abs(y) * modY;
double zScaled = Math.abs(z) * modZ;
double manDist = xScaled + yScaled + zScaled;
double distSqr = x * x * modX + z * z * modZ + y * y * modY;
double distance = Math.sqrt(distSqr) * sphericity + MathMan.max(
manDist,
xScaled * manScaleX,
yScaled * manScaleY,
zScaled * manScaleZ
) * roughness;
double noise = this.amplitude * SimplexNoise.noise(
seedX + x * distort,
seedZ + z * distort,
seedZ + z * distort
);
if (distance + distance * noise < radius) {
editSession.setBlock(px + xr, py + yr, pz + zr, pattern);
}
}
}
}
}
editSession.makeBlob(position, pattern, size, frequency, amplitude, radius, sphericity);
}
}