craftbukkit/src/main/java/net/minecraft/server/ChunkProviderTheEnd.java
Mike Primm 6cd2a70803 Added for diff visibility:
- ChunkProviderGenerate
- ChunkProviderFlat
- ChunkProviderHell
- ChunkProviderTheEnd
2012-03-22 02:34:41 -04:00

296 lines
9.4 KiB
Java

package net.minecraft.server;
import java.util.List;
import java.util.Random;
public class ChunkProviderTheEnd implements IChunkProvider {
private Random i;
private NoiseGeneratorOctaves j;
private NoiseGeneratorOctaves k;
private NoiseGeneratorOctaves l;
public NoiseGeneratorOctaves a;
public NoiseGeneratorOctaves b;
private World m;
private double[] n;
private BiomeBase[] o;
double[] c;
double[] d;
double[] e;
double[] f;
double[] g;
int[][] h = new int[32][32];
public ChunkProviderTheEnd(World world, long i) {
this.m = world;
this.i = new Random(i);
this.j = new NoiseGeneratorOctaves(this.i, 16);
this.k = new NoiseGeneratorOctaves(this.i, 16);
this.l = new NoiseGeneratorOctaves(this.i, 8);
this.a = new NoiseGeneratorOctaves(this.i, 10);
this.b = new NoiseGeneratorOctaves(this.i, 16);
}
public void a(int i, int j, byte[] abyte, BiomeBase[] abiomebase) {
byte b0 = 2;
int k = b0 + 1;
byte b1 = 33;
int l = b0 + 1;
this.n = this.a(this.n, i * b0, 0, j * b0, k, b1, l);
for (int i1 = 0; i1 < b0; ++i1) {
for (int j1 = 0; j1 < b0; ++j1) {
for (int k1 = 0; k1 < 32; ++k1) {
double d0 = 0.25D;
double d1 = this.n[((i1 + 0) * l + j1 + 0) * b1 + k1 + 0];
double d2 = this.n[((i1 + 0) * l + j1 + 1) * b1 + k1 + 0];
double d3 = this.n[((i1 + 1) * l + j1 + 0) * b1 + k1 + 0];
double d4 = this.n[((i1 + 1) * l + j1 + 1) * b1 + k1 + 0];
double d5 = (this.n[((i1 + 0) * l + j1 + 0) * b1 + k1 + 1] - d1) * d0;
double d6 = (this.n[((i1 + 0) * l + j1 + 1) * b1 + k1 + 1] - d2) * d0;
double d7 = (this.n[((i1 + 1) * l + j1 + 0) * b1 + k1 + 1] - d3) * d0;
double d8 = (this.n[((i1 + 1) * l + j1 + 1) * b1 + k1 + 1] - d4) * d0;
for (int l1 = 0; l1 < 4; ++l1) {
double d9 = 0.125D;
double d10 = d1;
double d11 = d2;
double d12 = (d3 - d1) * d9;
double d13 = (d4 - d2) * d9;
for (int i2 = 0; i2 < 8; ++i2) {
int j2 = i2 + i1 * 8 << 11 | 0 + j1 * 8 << 7 | k1 * 4 + l1;
short short1 = 128;
double d14 = 0.125D;
double d15 = d10;
double d16 = (d11 - d10) * d14;
for (int k2 = 0; k2 < 8; ++k2) {
int l2 = 0;
if (d15 > 0.0D) {
l2 = Block.WHITESTONE.id;
}
abyte[j2] = (byte) l2;
j2 += short1;
d15 += d16;
}
d10 += d12;
d11 += d13;
}
d1 += d5;
d2 += d6;
d3 += d7;
d4 += d8;
}
}
}
}
}
public void b(int i, int j, byte[] abyte, BiomeBase[] abiomebase) {
for (int k = 0; k < 16; ++k) {
for (int l = 0; l < 16; ++l) {
byte b0 = 1;
int i1 = -1;
byte b1 = (byte) Block.WHITESTONE.id;
byte b2 = (byte) Block.WHITESTONE.id;
for (int j1 = 127; j1 >= 0; --j1) {
int k1 = (l * 16 + k) * 128 + j1;
byte b3 = abyte[k1];
if (b3 == 0) {
i1 = -1;
} else if (b3 == Block.STONE.id) {
if (i1 == -1) {
if (b0 <= 0) {
b1 = 0;
b2 = (byte) Block.WHITESTONE.id;
}
i1 = b0;
if (j1 >= 0) {
abyte[k1] = b1;
} else {
abyte[k1] = b2;
}
} else if (i1 > 0) {
--i1;
abyte[k1] = b2;
}
}
}
}
}
}
public Chunk getChunkAt(int i, int j) {
return this.getOrCreateChunk(i, j);
}
public Chunk getOrCreateChunk(int i, int j) {
this.i.setSeed((long) i * 341873128712L + (long) j * 132897987541L);
byte[] abyte = new byte['\u8000'];
this.o = this.m.getWorldChunkManager().getBiomeBlock(this.o, i * 16, j * 16, 16, 16);
this.a(i, j, abyte, this.o);
this.b(i, j, abyte, this.o);
Chunk chunk = new Chunk(this.m, abyte, i, j);
chunk.initLighting();
return chunk;
}
private double[] a(double[] adouble, int i, int j, int k, int l, int i1, int j1) {
if (adouble == null) {
adouble = new double[l * i1 * j1];
}
double d0 = 684.412D;
double d1 = 684.412D;
this.f = this.a.a(this.f, i, k, l, j1, 1.121D, 1.121D, 0.5D);
this.g = this.b.a(this.g, i, k, l, j1, 200.0D, 200.0D, 0.5D);
d0 *= 2.0D;
this.c = this.l.a(this.c, i, j, k, l, i1, j1, d0 / 80.0D, d1 / 160.0D, d0 / 80.0D);
this.d = this.j.a(this.d, i, j, k, l, i1, j1, d0, d1, d0);
this.e = this.k.a(this.e, i, j, k, l, i1, j1, d0, d1, d0);
int k1 = 0;
int l1 = 0;
for (int i2 = 0; i2 < l; ++i2) {
for (int j2 = 0; j2 < j1; ++j2) {
double d2 = (this.f[l1] + 256.0D) / 512.0D;
if (d2 > 1.0D) {
d2 = 1.0D;
}
double d3 = this.g[l1] / 8000.0D;
if (d3 < 0.0D) {
d3 = -d3 * 0.3D;
}
d3 = d3 * 3.0D - 2.0D;
float f = (float) (i2 + i - 0) / 1.0F;
float f1 = (float) (j2 + k - 0) / 1.0F;
float f2 = 100.0F - MathHelper.c(f * f + f1 * f1) * 8.0F;
if (f2 > 80.0F) {
f2 = 80.0F;
}
if (f2 < -100.0F) {
f2 = -100.0F;
}
if (d3 > 1.0D) {
d3 = 1.0D;
}
d3 /= 8.0D;
d3 = 0.0D;
if (d2 < 0.0D) {
d2 = 0.0D;
}
d2 += 0.5D;
d3 = d3 * (double) i1 / 16.0D;
++l1;
double d4 = (double) i1 / 2.0D;
for (int k2 = 0; k2 < i1; ++k2) {
double d5 = 0.0D;
double d6 = ((double) k2 - d4) * 8.0D / d2;
if (d6 < 0.0D) {
d6 *= -1.0D;
}
double d7 = this.d[k1] / 512.0D;
double d8 = this.e[k1] / 512.0D;
double d9 = (this.c[k1] / 10.0D + 1.0D) / 2.0D;
if (d9 < 0.0D) {
d5 = d7;
} else if (d9 > 1.0D) {
d5 = d8;
} else {
d5 = d7 + (d8 - d7) * d9;
}
d5 -= 8.0D;
d5 += (double) f2;
byte b0 = 2;
double d10;
if (k2 > i1 / 2 - b0) {
d10 = (double) ((float) (k2 - (i1 / 2 - b0)) / 64.0F);
if (d10 < 0.0D) {
d10 = 0.0D;
}
if (d10 > 1.0D) {
d10 = 1.0D;
}
d5 = d5 * (1.0D - d10) + -3000.0D * d10;
}
b0 = 8;
if (k2 < b0) {
d10 = (double) ((float) (b0 - k2) / ((float) b0 - 1.0F));
d5 = d5 * (1.0D - d10) + -30.0D * d10;
}
adouble[k1] = d5;
++k1;
}
}
}
return adouble;
}
public boolean isChunkLoaded(int i, int j) {
return true;
}
public void getChunkAt(IChunkProvider ichunkprovider, int i, int j) {
BlockSand.instaFall = true;
int k = i * 16;
int l = j * 16;
BiomeBase biomebase = this.m.getBiome(k + 16, l + 16);
biomebase.a(this.m, this.m.random, k, l);
BlockSand.instaFall = false;
}
public boolean saveChunks(boolean flag, IProgressUpdate iprogressupdate) {
return true;
}
public boolean unloadChunks() {
return false;
}
public boolean canSave() {
return true;
}
public List getMobsFor(EnumCreatureType enumcreaturetype, int i, int j, int k) {
BiomeBase biomebase = this.m.getBiome(i, k);
return biomebase == null ? null : biomebase.getMobs(enumcreaturetype);
}
public ChunkPosition findNearestMapFeature(World world, String s, int i, int j, int k) {
return null;
}
}