@Inject(method = "trySpawnGolem", at = @At("HEAD"), cancellable = true)
private void checkChunkBeforeTrySpawnGolem(World world, BlockPos pos, CallbackInfo callbackInfo) {
final Chunk chunk = world.getChunkFromBlockCoords(pos);
if (chunk == null || chunk.isEmpty() || !chunk.isTerrainPopulated()) {
callbackInfo.cancel();
}
}
public void updateMapData(World par1World, Entity par2Entity, MapData par3MapData) {
if (par1World.provider.dimensionId == par3MapData.dimension
&& par2Entity instanceof EntityPlayer) {
int var4 = 1 << par3MapData.scale;
int var5 = par3MapData.xCenter;
int var6 = par3MapData.zCenter;
int var7 = MathHelper.floor_double(par2Entity.posX - (double) var5) / var4 + 64;
int var8 = MathHelper.floor_double(par2Entity.posZ - (double) var6) / var4 + 64;
int var9 = 128 / var4;
if (par1World.provider.hasNoSky) {
var9 /= 2;
}
MapData.MapInfo var10 = par3MapData.func_82568_a((EntityPlayer) par2Entity);
++var10.field_82569_d;
for (int var11 = var7 - var9 + 1; var11 < var7 + var9; ++var11) {
if ((var11 & 15) == (var10.field_82569_d & 15)) {
int var12 = 255;
int var13 = 0;
double var14 = 0.0D;
for (int var16 = var8 - var9 - 1; var16 < var8 + var9; ++var16) {
if (var11 >= 0 && var16 >= -1 && var11 < 128 && var16 < 128) {
int var17 = var11 - var7;
int var18 = var16 - var8;
boolean var19 = var17 * var17 + var18 * var18 > (var9 - 2) * (var9 - 2);
int var20 = (var5 / var4 + var11 - 64) * var4;
int var21 = (var6 / var4 + var16 - 64) * var4;
HashMultiset var22 = HashMultiset.create();
Chunk var23 = par1World.getChunkFromBlockCoords(var20, var21);
if (!var23.isEmpty()) {
int var24 = var20 & 15;
int var25 = var21 & 15;
int var26 = 0;
double var27 = 0.0D;
int var29;
if (par1World.provider.hasNoSky) {
var29 = var20 + var21 * 231871;
var29 = var29 * var29 * 31287121 + var29 * 11;
if ((var29 >> 20 & 1) == 0) {
var22.add(Blocks.dirt.getMapColor(0), 10);
} else {
var22.add(Blocks.stone.getMapColor(0), 100);
}
var27 = 100.0D;
} else {
for (var29 = 0; var29 < var4; ++var29) {
for (int var30 = 0; var30 < var4; ++var30) {
int var31 = var23.getHeightValue(var29 + var24, var30 + var25) + 1;
Block var32 = Blocks.air;
int var33 = 0;
if (var31 > 1) {
do {
--var31;
var32 = var23.func_150810_a(var29 + var24, var31, var30 + var25);
var33 = var23.getBlockMetadata(var29 + var24, var31, var30 + var25);
} while (var32.getMapColor(var33) == MapColor.field_151660_b && var31 > 0);
if (var31 > 0 && var32.getMaterial().isLiquid()) {
int var34 = var31 - 1;
Block var35;
do {
var35 = var23.func_150810_a(var29 + var24, var34--, var30 + var25);
++var26;
} while (var34 > 0 && var35.getMaterial().isLiquid());
}
}
var27 += (double) var31 / (double) (var4 * var4);
var22.add(var32.getMapColor(var33));
}
}
}
var26 /= var4 * var4;
double var36 =
(var27 - var14) * 4.0D / (double) (var4 + 4)
+ ((double) (var11 + var16 & 1) - 0.5D) * 0.4D;
byte var39 = 1;
if (var36 > 0.6D) {
var39 = 2;
}
if (var36 < -0.6D) {
var39 = 0;
}
MapColor var38 =
(MapColor)
Iterables.getFirst(
Multisets.copyHighestCountFirst(var22), MapColor.field_151660_b);
if (var38 == MapColor.field_151662_n) {
var36 = (double) var26 * 0.1D + (double) (var11 + var16 & 1) * 0.2D;
var39 = 1;
if (var36 < 0.5D) {
var39 = 2;
}
if (var36 > 0.9D) {
var39 = 0;
}
}
var14 = var27;
if (var16 >= 0
&& var17 * var17 + var18 * var18 < var9 * var9
&& (!var19 || (var11 + var16 & 1) != 0)) {
byte var37 = par3MapData.colors[var11 + var16 * 128];
byte var40 = (byte) (var38.colorIndex * 4 + var39);
if (var37 != var40) {
if (var12 > var16) {
var12 = var16;
}
if (var13 < var16) {
var13 = var16;
}
par3MapData.colors[var11 + var16 * 128] = var40;
}
}
}
}
}
if (var12 <= var13) {
par3MapData.setColumnDirty(var11, var12, var13);
}
}
}
}
}