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package gregtech.common;
import static gregtech.api.enums.GTValues.debugOrevein;
import static gregtech.api.enums.GTValues.oreveinPlacerOres;
import static gregtech.api.enums.GTValues.oreveinPlacerOresMultiplier;
import java.util.ArrayList;
import java.util.List;
import java.util.Random;
import net.minecraft.block.Block;
import net.minecraft.init.Blocks;
import net.minecraft.util.MathHelper;
import net.minecraft.world.World;
import net.minecraft.world.WorldProviderEnd;
import net.minecraft.world.WorldProviderHell;
import net.minecraft.world.WorldProviderSurface;
import net.minecraft.world.chunk.IChunkProvider;
import galacticgreg.api.enums.DimensionDef;
import gregtech.api.GregTechAPI;
import gregtech.api.util.GTLog;
import gregtech.api.world.GTWorldgen;
import gregtech.common.blocks.TileEntityOres;
public class WorldgenGTOreLayer extends GTWorldgen {
public static ArrayList<WorldgenGTOreLayer> sList = new ArrayList<>();
public static int sWeight = 0;
public final short mMinY;
public final short mMaxY;
public final short mWeight;
public final short mDensity;
public final short mSize;
public final short mPrimaryMeta;
public final short mSecondaryMeta;
public final short mBetweenMeta;
public final short mSporadicMeta;
public final String mRestrictBiome;
public final boolean mOverworld;
public final boolean mNether;
public final boolean mEnd;
public final boolean mEndAsteroid;
public final boolean twilightForest;
public static final int WRONG_BIOME = 0;
public static final int WRONG_DIMENSION = 1;
public static final int NO_ORE_IN_BOTTOM_LAYER = 2;
public static final int NO_OVERLAP = 3;
public static final int ORE_PLACED = 4;
public static final int NO_OVERLAP_AIR_BLOCK = 5;
public final String aTextWorldgen = "worldgen.";
public Class[] mAllowedProviders;
public String[] blackListedProviders;
public static Class tfProviderClass;
static {
try {
tfProviderClass = Class.forName("twilightforest.world.WorldProviderTwilightForest");
} catch (ClassNotFoundException ignored) {}
}
public WorldgenGTOreLayer(OreMixBuilder mix) {
super(mix.oreMixName, sList, mix.enabledByDefault);
this.mOverworld = mix.dimsEnabled.getOrDefault(OreMixBuilder.OW, false);
this.mNether = mix.dimsEnabled.getOrDefault(OreMixBuilder.NETHER, false);
this.mEnd = mix.dimsEnabled.getOrDefault(OreMixBuilder.THE_END, false);
this.mEndAsteroid = mix.dimsEnabled
.getOrDefault(DimensionDef.EndAsteroids.modDimensionDef.getDimensionName(), false);
this.twilightForest = mix.dimsEnabled.getOrDefault(OreMixBuilder.TWILIGHT_FOREST, false);
this.mMinY = ((short) mix.minY);
short mMaxY = ((short) mix.maxY);
if (mMaxY < (this.mMinY + 9)) {
GTLog.out.println("Oremix " + this.mWorldGenName + " has invalid Min/Max heights!");
mMaxY = (short) (this.mMinY + 9);
}
this.mMaxY = mMaxY;
this.mWeight = (short) mix.weight;
this.mDensity = (short) mix.density;
this.mSize = (short) Math.max(1, mix.size);
this.mPrimaryMeta = (short) mix.primary.mMetaItemSubID;
this.mSecondaryMeta = (short) mix.secondary.mMetaItemSubID;
this.mBetweenMeta = (short) mix.between.mMetaItemSubID;
this.mSporadicMeta = (short) mix.sporadic.mMetaItemSubID;
this.mRestrictBiome = "None";
if (this.mEnabled) {
sWeight += this.mWeight;
}
List<Class> allowedProviders = new ArrayList<>();
if (this.mNether) {
allowedProviders.add(WorldProviderHell.class);
}
if (this.mOverworld) {
allowedProviders.add(WorldProviderSurface.class);
if (!this.twilightForest) {
blackListedProviders = new String[] { "twilightforest.world.WorldProviderTwilightForest" };
}
}
if (tfProviderClass != null && this.twilightForest) {
allowedProviders.add(tfProviderClass);
}
if (this.mEnd) {
allowedProviders.add(WorldProviderEnd.class);
}
mAllowedProviders = allowedProviders.toArray(new Class[0]);
}
@Override
public int executeWorldgenChunkified(World aWorld, Random aRandom, String aBiome, int aDimensionType, int aChunkX,
int aChunkZ, int aSeedX, int aSeedZ, IChunkProvider aChunkGenerator, IChunkProvider aChunkProvider) {
if (mWorldGenName.equals("NoOresInVein")) {
if (debugOrevein) GTLog.out.println(" NoOresInVein");
// Return a special empty orevein
return ORE_PLACED;
}
if (!isGenerationAllowed(aWorld, blackListedProviders, mAllowedProviders)) {
// The following code can be used for debugging, but it spams in logs
// if (debugOrevein) { GTLog.out.println( "Wrong dimension" ); }
return WRONG_DIMENSION;
}
if (!this.mRestrictBiome.equals("None") && !(this.mRestrictBiome.equals(aBiome))) {
return WRONG_BIOME;
}
// For optimal performance, this should be done upstream. Meh
String tDimensionName = aWorld.provider.getDimensionName();
boolean isUnderdark = tDimensionName.equals("Underdark");
int[] placeCount = new int[4];
int tMinY = mMinY + aRandom.nextInt(mMaxY - mMinY - 5);
// Determine West/East ends of orevein
int wXVein = aSeedX - aRandom.nextInt(mSize); // West side
int eXVein = aSeedX + 16 + aRandom.nextInt(mSize);
// Limit Orevein to only blocks present in current chunk
int wX = Math.max(wXVein, aChunkX + 2); // Bias placement by 2 blocks to prevent worldgen cascade.
int eX = Math.min(eXVein, aChunkX + 2 + 16);
// Get a block at the center of the chunk and the bottom of the orevein.
Block tBlock = aWorld.getBlock(aChunkX + 7, tMinY, aChunkZ + 9);
if (wX >= eX) { // No overlap between orevein and this chunk exists in X
if (tBlock.isReplaceableOreGen(aWorld, aChunkX + 7, tMinY, aChunkZ + 9, Blocks.stone)
|| tBlock.isReplaceableOreGen(aWorld, aChunkX + 7, tMinY, aChunkZ + 9, Blocks.netherrack)
|| tBlock.isReplaceableOreGen(aWorld, aChunkX + 7, tMinY, aChunkZ + 9, Blocks.end_stone)
|| tBlock.isReplaceableOreGen(aWorld, aChunkX + 7, tMinY, aChunkZ + 9, GregTechAPI.sBlockGranites)
|| tBlock.isReplaceableOreGen(aWorld, aChunkX + 7, tMinY, aChunkZ + 9, GregTechAPI.sBlockStones)) {
// Didn't reach, but could have placed. Save orevein for future use.
return NO_OVERLAP;
} else {
// Didn't reach, but couldn't place in test spot anywys, try for another orevein
return NO_OVERLAP_AIR_BLOCK;
}
}
// Determine North/Sound ends of orevein
int nZVein = aSeedZ - aRandom.nextInt(mSize);
int sZVein = aSeedZ + 16 + aRandom.nextInt(mSize);
int nZ = Math.max(nZVein, aChunkZ + 2); // Bias placement by 2 blocks to prevent worldgen cascade.
int sZ = Math.min(sZVein, aChunkZ + 2 + 16);
if (nZ >= sZ) { // No overlap between orevein and this chunk exists in Z
if (tBlock.isReplaceableOreGen(aWorld, aChunkX + 7, tMinY, aChunkZ + 9, Blocks.stone)
|| tBlock.isReplaceableOreGen(aWorld, aChunkX + 7, tMinY, aChunkZ + 9, Blocks.netherrack)
|| tBlock.isReplaceableOreGen(aWorld, aChunkX + 7, tMinY, aChunkZ + 9, Blocks.end_stone)
|| tBlock.isReplaceableOreGen(aWorld, aChunkX + 7, tMinY, aChunkZ + 9, GregTechAPI.sBlockGranites)
|| tBlock.isReplaceableOreGen(aWorld, aChunkX + 7, tMinY, aChunkZ + 9, GregTechAPI.sBlockStones)) {
// Didn't reach, but could have placed. Save orevein for future use.
return NO_OVERLAP;
} else {
// Didn't reach, but couldn't place in test spot anywys, try for another orevein
return NO_OVERLAP_AIR_BLOCK;
}
}
if (debugOrevein) {
GTLog.out.print(
"Trying Orevein:" + this.mWorldGenName
+ " Dimension="
+ tDimensionName
+ " mX="
+ aChunkX / 16
+ " mZ="
+ aChunkZ / 16
+ " oreseedX="
+ aSeedX / 16
+ " oreseedZ="
+ aSeedZ / 16
+ " cY="
+ tMinY);
}
// Adjust the density down the more chunks we are away from the oreseed. The 5 chunks surrounding the seed
// should always be max density due to truncation of Math.sqrt().
int localDensity = Math.max(
1,
this.mDensity / ((int) Math
.sqrt(2 + Math.pow(aChunkX / 16 - aSeedX / 16, 2) + Math.pow(aChunkZ / 16 - aSeedZ / 16, 2))));
// To allow for early exit due to no ore placed in the bottom layer (probably because we are in the sky), unroll
// 1 pass through the loop
// Now we do bottom-level-first oregen, and work our way upwards.
// Layer -1 Secondary and Sporadic
int level = tMinY - 1; // Dunno why, but the first layer is actually played one below tMinY. Go figure.
for (int tX = wX; tX < eX; tX++) {
int placeX = Math
.max(1, Math.max(MathHelper.abs_int(wXVein - tX), MathHelper.abs_int(eXVein - tX)) / localDensity);
for (int tZ = nZ; tZ < sZ; tZ++) {
int placeZ = Math
.max(1, Math.max(MathHelper.abs_int(sZVein - tZ), MathHelper.abs_int(nZVein - tZ)) / localDensity);
if (((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0)) && (this.mSecondaryMeta > 0)) {
if (TileEntityOres.setOreBlock(aWorld, tX, level, tZ, this.mSecondaryMeta, false, isUnderdark)) {
placeCount[1]++;
}
} else
if ((aRandom.nextInt(7) == 0) && ((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mSporadicMeta > 0)) { // Sporadics are reduce by 1/7 to compensate
if (TileEntityOres
.setOreBlock(aWorld, tX, level, tZ, this.mSporadicMeta, false, isUnderdark))
placeCount[3]++;
}
}
}
if ((placeCount[1] + placeCount[3]) == 0) {
if (debugOrevein) GTLog.out.println(" No ore in bottom layer");
return NO_ORE_IN_BOTTOM_LAYER; // Exit early, didn't place anything in the bottom layer
}
// Layers 0 & 1 Secondary and Sporadic
for (level = tMinY; level < (tMinY + 2); level++) {
for (int tX = wX; tX < eX; tX++) {
int placeX = Math
.max(1, Math.max(MathHelper.abs_int(wXVein - tX), MathHelper.abs_int(eXVein - tX)) / localDensity);
for (int tZ = nZ; tZ < sZ; tZ++) {
int placeZ = Math.max(
1,
Math.max(MathHelper.abs_int(sZVein - tZ), MathHelper.abs_int(nZVein - tZ)) / localDensity);
if (((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mSecondaryMeta > 0)) {
if (TileEntityOres
.setOreBlock(aWorld, tX, level, tZ, this.mSecondaryMeta, false, isUnderdark)) {
placeCount[1]++;
}
} else if ((aRandom.nextInt(7) == 0)
&& ((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mSporadicMeta > 0)) { // Sporadics are reduce by 1/7 to compensate
if (TileEntityOres
.setOreBlock(aWorld, tX, level, tZ, this.mSporadicMeta, false, isUnderdark))
placeCount[3]++;
}
}
}
}
// Layer 2 is Secondary, in-between, and sporadic
for (int tX = wX; tX < eX; tX++) {
int placeX = Math
.max(1, Math.max(MathHelper.abs_int(wXVein - tX), MathHelper.abs_int(eXVein - tX)) / localDensity);
for (int tZ = nZ; tZ < sZ; tZ++) {
int placeZ = Math
.max(1, Math.max(MathHelper.abs_int(sZVein - tZ), MathHelper.abs_int(nZVein - tZ)) / localDensity);
if ((aRandom.nextInt(2) == 0) && ((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mBetweenMeta > 0)) { // Between are reduce by 1/2 to compensate
if (TileEntityOres.setOreBlock(aWorld, tX, level, tZ, this.mBetweenMeta, false, isUnderdark)) {
placeCount[2]++;
}
} else if (((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mSecondaryMeta > 0)) {
if (TileEntityOres
.setOreBlock(aWorld, tX, level, tZ, this.mSecondaryMeta, false, isUnderdark)) {
placeCount[1]++;
}
} else
if ((aRandom.nextInt(7) == 0) && ((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mSporadicMeta > 0)) { // Sporadics are reduce by 1/7 to compensate
if (TileEntityOres
.setOreBlock(aWorld, tX, level, tZ, this.mSporadicMeta, false, isUnderdark))
placeCount[3]++;
}
}
}
level++; // Increment level to next layer
// Layer 3 is In-between, and sporadic
for (int tX = wX; tX < eX; tX++) {
int placeX = Math
.max(1, Math.max(MathHelper.abs_int(wXVein - tX), MathHelper.abs_int(eXVein - tX)) / localDensity);
for (int tZ = nZ; tZ < sZ; tZ++) {
int placeZ = Math
.max(1, Math.max(MathHelper.abs_int(sZVein - tZ), MathHelper.abs_int(nZVein - tZ)) / localDensity);
if ((aRandom.nextInt(2) == 0) && ((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mBetweenMeta > 0)) { // Between are reduce by 1/2 to compensate
if (TileEntityOres.setOreBlock(aWorld, tX, level, tZ, this.mBetweenMeta, false, isUnderdark)) {
placeCount[2]++;
}
} else
if ((aRandom.nextInt(7) == 0) && ((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mSporadicMeta > 0)) { // Sporadics are reduce by 1/7 to compensate
if (TileEntityOres
.setOreBlock(aWorld, tX, level, tZ, this.mSporadicMeta, false, isUnderdark))
placeCount[3]++;
}
}
}
level++; // Increment level to next layer
// Layer 4 is In-between, Primary and sporadic
for (int tX = wX; tX < eX; tX++) {
int placeX = Math
.max(1, Math.max(MathHelper.abs_int(wXVein - tX), MathHelper.abs_int(eXVein - tX)) / localDensity);
for (int tZ = nZ; tZ < sZ; tZ++) {
int placeZ = Math
.max(1, Math.max(MathHelper.abs_int(sZVein - tZ), MathHelper.abs_int(nZVein - tZ)) / localDensity);
if ((aRandom.nextInt(2) == 0) && ((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mBetweenMeta > 0)) { // Between are reduce by 1/2 to compensate
if (TileEntityOres.setOreBlock(aWorld, tX, level, tZ, this.mBetweenMeta, false, isUnderdark)) {
placeCount[2]++;
}
} else
if (((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0)) && (this.mPrimaryMeta > 0)) {
if (TileEntityOres.setOreBlock(aWorld, tX, level, tZ, this.mPrimaryMeta, false, isUnderdark)) {
placeCount[1]++;
}
} else if ((aRandom.nextInt(7) == 0)
&& ((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mSporadicMeta > 0)) { // Sporadics are reduce by 1/7 to compensate
if (TileEntityOres
.setOreBlock(aWorld, tX, level, tZ, this.mSporadicMeta, false, isUnderdark))
placeCount[3]++;
}
}
}
level++; // Increment level to next layer
// Layer 5 is In-between, Primary and sporadic
for (int tX = wX; tX < eX; tX++) {
int placeX = Math
.max(1, Math.max(MathHelper.abs_int(wXVein - tX), MathHelper.abs_int(eXVein - tX)) / localDensity);
for (int tZ = nZ; tZ < sZ; tZ++) {
int placeZ = Math
.max(1, Math.max(MathHelper.abs_int(sZVein - tZ), MathHelper.abs_int(nZVein - tZ)) / localDensity);
if ((aRandom.nextInt(2) == 0) && ((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mBetweenMeta > 0)) { // Between are reduce by 1/2 to compensate
if (TileEntityOres.setOreBlock(aWorld, tX, level, tZ, this.mBetweenMeta, false, isUnderdark)) {
placeCount[2]++;
}
} else
if (((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0)) && (this.mPrimaryMeta > 0)) {
if (TileEntityOres.setOreBlock(aWorld, tX, level, tZ, this.mPrimaryMeta, false, isUnderdark)) {
placeCount[1]++;
}
} else if ((aRandom.nextInt(7) == 0)
&& ((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mSporadicMeta > 0)) { // Sporadics are reduce by 1/7 to compensate
if (TileEntityOres
.setOreBlock(aWorld, tX, level, tZ, this.mSporadicMeta, false, isUnderdark))
placeCount[3]++;
}
}
}
level++; // Increment level to next layer
// Layer 6 is Primary and sporadic
for (int tX = wX; tX < eX; tX++) {
int placeX = Math
.max(1, Math.max(MathHelper.abs_int(wXVein - tX), MathHelper.abs_int(eXVein - tX)) / localDensity);
for (int tZ = nZ; tZ < sZ; tZ++) {
int placeZ = Math
.max(1, Math.max(MathHelper.abs_int(sZVein - tZ), MathHelper.abs_int(nZVein - tZ)) / localDensity);
if (((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0)) && (this.mPrimaryMeta > 0)) {
if (TileEntityOres.setOreBlock(aWorld, tX, level, tZ, this.mPrimaryMeta, false, isUnderdark)) {
placeCount[1]++;
}
} else
if ((aRandom.nextInt(7) == 0) && ((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mSporadicMeta > 0)) { // Sporadics are reduce by 1/7 to compensate
if (TileEntityOres
.setOreBlock(aWorld, tX, level, tZ, this.mSporadicMeta, false, isUnderdark))
placeCount[3]++;
}
}
}
level++; // Increment level to next layer
// Layer 7 is Primary and sporadic
for (int tX = wX; tX < eX; tX++) {
int placeX = Math
.max(1, Math.max(MathHelper.abs_int(wXVein - tX), MathHelper.abs_int(eXVein - tX)) / localDensity);
for (int tZ = nZ; tZ < sZ; tZ++) {
int placeZ = Math
.max(1, Math.max(MathHelper.abs_int(sZVein - tZ), MathHelper.abs_int(nZVein - tZ)) / localDensity);
if (((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0)) && (this.mPrimaryMeta > 0)) {
if (TileEntityOres.setOreBlock(aWorld, tX, level, tZ, this.mPrimaryMeta, false, isUnderdark)) {
placeCount[1]++;
}
} else
if ((aRandom.nextInt(7) == 0) && ((aRandom.nextInt(placeZ) == 0) || (aRandom.nextInt(placeX) == 0))
&& (this.mSporadicMeta > 0)) { // Sporadics are reduce by 1/7 to compensate
if (TileEntityOres
.setOreBlock(aWorld, tX, level, tZ, this.mSporadicMeta, false, isUnderdark))
placeCount[3]++;
}
}
}
// Place small ores for the vein
if (oreveinPlacerOres) {
int nSmallOres = (eX - wX) * (sZ - nZ) * this.mDensity / 10 * oreveinPlacerOresMultiplier;
// Small ores are placed in the whole chunk in which the vein appears.
for (int nSmallOresCount = 0; nSmallOresCount < nSmallOres; nSmallOresCount++) {
int tX = aRandom.nextInt(16) + aChunkX + 2;
int tZ = aRandom.nextInt(16) + aChunkZ + 2;
int tY = aRandom.nextInt(160) + 10; // Y height can vary from 10 to 170 for small ores.
if (this.mPrimaryMeta > 0)
TileEntityOres.setOreBlock(aWorld, tX, tY, tZ, this.mPrimaryMeta, true, isUnderdark);
tX = aRandom.nextInt(16) + aChunkX + 2;
tZ = aRandom.nextInt(16) + aChunkZ + 2;
tY = aRandom.nextInt(160) + 10; // Y height can vary from 10 to 170 for small ores.
if (this.mSecondaryMeta > 0)
TileEntityOres.setOreBlock(aWorld, tX, tY, tZ, this.mSecondaryMeta, true, isUnderdark);
tX = aRandom.nextInt(16) + aChunkX + 2;
tZ = aRandom.nextInt(16) + aChunkZ + 2;
tY = aRandom.nextInt(160) + 10; // Y height can vary from 10 to 170 for small ores.
if (this.mBetweenMeta > 0)
TileEntityOres.setOreBlock(aWorld, tX, tY, tZ, this.mBetweenMeta, true, isUnderdark);
tX = aRandom.nextInt(16) + aChunkX + 2;
tZ = aRandom.nextInt(16) + aChunkZ + 2;
tY = aRandom.nextInt(190) + 10; // Y height can vary from 10 to 200 for small ores.
if (this.mSporadicMeta > 0)
TileEntityOres.setOreBlock(aWorld, tX, tY, tZ, this.mSporadicMeta, true, isUnderdark);
}
}
if (debugOrevein) {
GTLog.out.println(
" wXVein" + wXVein
+ " eXVein"
+ eXVein
+ " nZVein"
+ nZVein
+ " sZVein"
+ sZVein
+ " locDen="
+ localDensity
+ " Den="
+ this.mDensity
+ " Sec="
+ placeCount[1]
+ " Spo="
+ placeCount[3]
+ " Bet="
+ placeCount[2]
+ " Pri="
+ placeCount[0]);
}
// Something (at least the bottom layer must have 1 block) must have been placed, return true
return ORE_PLACED;
}
}
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