/** Finds a valid position within a range, that is once of the listed biomes. */
public ChunkPosition a(int var1, int var2, int var3, List var4, Random var5) {
IntCache.a();
int var6 = var1 - var3 >> 2;
int var7 = var2 - var3 >> 2;
int var8 = var1 + var3 >> 2;
int var9 = var2 + var3 >> 2;
int var10 = var8 - var6 + 1;
int var11 = var9 - var7 + 1;
int[] var12 = this.d.a(var6, var7, var10, var11);
ChunkPosition var13 = null;
int var14 = 0;
for (int var15 = 0; var15 < var10 * var11; ++var15) {
int var16 = var6 + var15 % var10 << 2;
int var17 = var7 + var15 / var10 << 2;
BiomeBase var18 = BiomeBase.biomes[var12[var15]];
if (var4.contains(var18) && (var13 == null || var5.nextInt(var14 + 1) == 0)) {
var13 = new ChunkPosition(var16, 0, var17);
++var14;
}
}
return var13;
}
/** Returns an array of biomes for the location input. */
public BiomeBase[] getBiomes(BiomeBase[] var1, int var2, int var3, int var4, int var5) {
IntCache.a();
if (var1 == null || var1.length < var4 * var5) {
var1 = new BiomeBase[var4 * var5];
}
int[] var6 = this.d.a(var2, var3, var4, var5);
for (int var7 = 0; var7 < var4 * var5; ++var7) {
var1[var7] = BiomeBase.biomes[var6[var7]];
}
return var1;
}
/** checks given Chunk's Biomes against List of allowed ones */
public boolean a(int var1, int var2, int var3, List var4) {
IntCache.a();
int var5 = var1 - var3 >> 2;
int var6 = var2 - var3 >> 2;
int var7 = var1 + var3 >> 2;
int var8 = var2 + var3 >> 2;
int var9 = var7 - var5 + 1;
int var10 = var8 - var6 + 1;
int[] var11 = this.d.a(var5, var6, var9, var10);
for (int var12 = 0; var12 < var9 * var10; ++var12) {
BiomeBase var13 = BiomeBase.biomes[var11[var12]];
if (!var4.contains(var13)) {
return false;
}
}
return true;
}
/**
* Returns a list of temperatures to use for the specified blocks. Args: listToReuse, x, y, width,
* length
*/
public float[] getTemperatures(float[] var1, int var2, int var3, int var4, int var5) {
IntCache.a();
if (var1 == null || var1.length < var4 * var5) {
var1 = new float[var4 * var5];
}
int[] var6 = this.e.a(var2, var3, var4, var5);
for (int var7 = 0; var7 < var4 * var5; ++var7) {
float var8 = (float) BiomeBase.biomes[var6[var7]].h() / 65536.0F;
if (var8 > 1.0F) {
var8 = 1.0F;
}
var1[var7] = var8;
}
return var1;
}
/**
* Return a list of biomes for the specified blocks. Args: listToReuse, x, y, width, length,
* cacheFlag (if false, don't check biomeCache to avoid infinite loop in BiomeCacheBlock)
*/
public BiomeBase[] a(BiomeBase[] var1, int var2, int var3, int var4, int var5, boolean var6) {
IntCache.a();
if (var1 == null || var1.length < var4 * var5) {
var1 = new BiomeBase[var4 * var5];
}
if (var6 && var4 == 16 && var5 == 16 && (var2 & 15) == 0 && (var3 & 15) == 0) {
BiomeBase[] var9 = this.f.e(var2, var3);
System.arraycopy(var9, 0, var1, 0, var4 * var5);
return var1;
} else {
int[] var7 = this.e.a(var2, var3, var4, var5);
for (int var8 = 0; var8 < var4 * var5; ++var8) {
var1[var8] = BiomeBase.biomes[var7[var8]];
}
return var1;
}
}