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fix deposit clump calculation

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Julian Krings 2025-01-03 00:33:49 +01:00
parent d58f497b71
commit c78ffab948
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1 changed files with 37 additions and 10 deletions
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47
core/src/main/java/com/volmit/iris/engine/object/IrisDepositGenerator.java
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@ -99,19 +99,46 @@ public class IrisDepositGenerator {
private IrisObject generateClumpObject(RNG rngv, IrisData rdata) {
int s = rngv.i(minSize, maxSize);
int dim = Math.min(11, (int) Math.round(Math.pow(maxSize, 1D / 3D)));
int w = dim / 2;
if (s == 1) {
IrisObject o = new IrisObject(1, 1, 1);
o.getBlocks().put(o.getCenter(), nextBlock(rngv, rdata));
return o;
}
int dim = Math.min(11, (int) Math.ceil(Math.cbrt(s)));
IrisObject o = new IrisObject(dim, dim, dim);
if (s == 1) {
o.getBlocks().put(o.getCenter(), nextBlock(rngv, rdata));
} else {
while (s > 0) {
s--;
BlockVector ang = new BlockVector(rngv.i(-w, w), rngv.i(-w, w), rngv.i(-w, w));
BlockVector pos = o.getCenter().clone().add(ang).toBlockVector();
o.getBlocks().put(pos, nextBlock(rngv, rdata));
int volume = dim * dim * dim;
if (s >= volume) {
int x = 0, y = 0, z = 0;
while (z < dim) {
o.setUnsigned(x++, y, z, nextBlock(rngv, rdata));
if (x == dim) {
x = 0;
y++;
}
if (y == dim) {
y = 0;
z++;
}
}
return o;
}
KSet<BlockPosition> set = new KSet<>();
while (s > 0) {
BlockPosition ang = new BlockPosition(
rngv.i(0, dim),
rngv.i(0, dim),
rngv.i(0, dim)
);
if (!set.add(ang)) continue;
s--;
o.setUnsigned(ang.getX(), ang.getY(), ang.getZ(), nextBlock(rngv, rdata));
}
return o;