Revert "Remove otmRandom"

This reverts commit 5a016bef

The way OTM uses random generator in its code will quickly cause LCG used in Minecraft to show its bias
because LCG in minecraft samples its highest 48 bits, which gives us at best 2^16 period in the lowest bit returned by LCG.
Which it doesn't sound bad, it quickly causes RNG become biased the quicker/more it is sampled on each tick, especially considering
some may use `level.random.nextInt(chance) == 0` to determine chance of something happening,
which will get extremely biased on heavy RNG congested environment
If we avoid sampling Level's generator this much, we won't suffer from bias in our own code, as well as avoid biasing other mods this much.

The "2^16 period" problem is also might be the reason why Entities get their own instance of RandomSource, and Mob Goals use random exactly the way described above (`nextInt(chance)`), which can and will suffer from bias the moment mob exists in world for more than 2^16 ticks (but actual bias will happen sooner because RNG is not sampled only once per tick, obviously)

src/main/java/ru/dbotthepony/mc/otm/mixin/LevelMixin.java

@@ -0,0 +1,19 @@
+package ru.dbotthepony.mc.otm.mixin;
+
+import net.minecraft.util.RandomSource;
+import net.minecraft.world.level.Level;
+import net.neoforged.fml.ModList;
+import org.jetbrains.annotations.Nullable;
+import org.spongepowered.asm.mixin.Mixin;
+import ru.dbotthepony.mc.otm.core.IMatteryLevel;
+import ru.dbotthepony.mc.otm.core.util.GJRAND64RandomSource;
+
+@Mixin(Level.class)
+public abstract class LevelMixin implements IMatteryLevel {
+	private final RandomSource otm_random = ModList.get().isLoaded("better_random") ? null : new GJRAND64RandomSource();
+
+	@Override
+	public @Nullable RandomSource getOtmRandom() {
+		return otm_random;
+	}
+}

src/main/java/ru/dbotthepony/mc/otm/mixin/MixinAbstractHurtingProjectile.java

@@ -8,6 +8,7 @@ import org.spongepowered.asm.mixin.injection.At;
 import org.spongepowered.asm.mixin.injection.Inject;
 import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
 import ru.dbotthepony.mc.otm.player.IMatteryPlayer;
+import ru.dbotthepony.mc.otm.core.IMatteryLevel;
 import ru.dbotthepony.mc.otm.registry.game.MSoundEvents;
 
 @Mixin(AbstractHurtingProjectile.class)
@@ -24,7 +25,7 @@ public class MixinAbstractHurtingProjectile {
 			AbstractHurtingProjectile proj = (AbstractHurtingProjectile)(Object)this;
 
 			if (cap.isAndroid() && proj.getOwner() != entity) {
-				entity.level().playSound(entity, proj.blockPosition(), MSoundEvents.INSTANCE.getANDROID_PROJ_PARRY(), SoundSource.PLAYERS, 1.0f, 0.95f + entity.level().getRandom().nextFloat() * 0.1f);
+				entity.level().playSound(entity, proj.blockPosition(), MSoundEvents.INSTANCE.getANDROID_PROJ_PARRY(), SoundSource.PLAYERS, 1.0f, 0.95f + ((IMatteryLevel) entity.level()).getOtmRandom().nextFloat() * 0.1f);
 			}
 		}
 	}

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/blackhole/BlackHoleBlockEntity.kt

@@ -44,7 +44,7 @@ import ru.dbotthepony.mc.otm.core.math.getSphericalBlockPositions
 import ru.dbotthepony.mc.otm.core.math.times
 import ru.dbotthepony.mc.otm.core.nbt.map
 import ru.dbotthepony.mc.otm.core.nbt.set
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.isClient
 import ru.dbotthepony.mc.otm.matter.MatterManager
 import ru.dbotthepony.mc.otm.registry.MDamageTypes
@@ -271,7 +271,7 @@ class BlackHoleBlockEntity(p_155229_: BlockPos, p_155230_: BlockState) : Mattery
 		}
 
 		// шанс 1% что черная дыра потеряет 0.1 MtU каждую секунду * силу гравитации дыры ^ -1
-		if (level.random.nextDouble() < 0.01 * 0.05 * (1 / gravitationStrength)) {
+		if (level.otmRandom.nextDouble() < 0.01 * 0.05 * (1 / gravitationStrength)) {
 			this.mass += HAWKING_MASS_LOSE_STEP
 		}
 

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/blackhole/BlackHoleGeneratorBlockEntity.kt

@@ -34,7 +34,7 @@ import ru.dbotthepony.mc.otm.core.math.times
 import ru.dbotthepony.mc.otm.core.multiblock.BlockEntityTag
 import ru.dbotthepony.mc.otm.core.multiblock.MultiblockStatus
 import ru.dbotthepony.mc.otm.core.multiblock.shapedMultiblock
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.util.InvalidableLazy
 import ru.dbotthepony.mc.otm.menu.tech.BlackHoleGeneratorMenu
 import ru.dbotthepony.mc.otm.registry.game.MBlockEntities
@@ -86,8 +86,8 @@ class BlackHoleGeneratorBlockEntity(blockPos: BlockPos, blockState: BlockState)
 		multiblock?.blockEntities(MatterHatchBlockEntity.INPUT_TAG)?.iterator()?.map { it.matter }?.toList() ?: listOf()
 	}
 
-	val energy = CombinedProfiledEnergyStorage(FlowDirection.NONE, energyTarget::value, { level?.random })
+	val energy = CombinedProfiledEnergyStorage(FlowDirection.NONE, energyTarget::value, { level?.otmRandom })
-	val matter = CombinedProfiledMatterStorage(FlowDirection.NONE, matterTarget::value, { level?.random })
+	val matter = CombinedProfiledMatterStorage(FlowDirection.NONE, matterTarget::value, { level?.otmRandom })
 
 	enum class Mode(val label: Component, val tooltip: Component) {
 		TARGET_MASS(TranslatableComponent("otm.gui.black_hole_generator.sustain.mode"), TranslatableComponent("otm.gui.black_hole_generator.sustain.desc")),

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/cable/EnergyCableGraph.kt

@@ -14,7 +14,7 @@ import ru.dbotthepony.mc.otm.core.collect.map
 import ru.dbotthepony.mc.otm.core.collect.reduce
 import ru.dbotthepony.mc.otm.core.math.Decimal
 import ru.dbotthepony.mc.otm.core.math.RelativeSide
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.shuffle
 import ru.dbotthepony.mc.otm.graph.GraphNodeList
 import ru.dbotthepony.mc.otm.onceServer
@@ -627,7 +627,7 @@ class EnergyCableGraph : GraphNodeList<EnergyCableBlockEntity.Node, EnergyCableG
 	}
 
 	fun receiveEnergy(howMuch: Decimal, simulate: Boolean, fromNode: EnergyCableBlockEntity.Node, fromSide: RelativeSide): Decimal {
-		livelyNodesList.shuffle(fromNode.blockEntity.level!!.random)
+		livelyNodesList.shuffle(fromNode.blockEntity.level!!.otmRandom)
 
 		val itr = livelyNodesList.iterator()
 		var received = Decimal.ZERO

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/decorative/CargoCrateBlockEntity.kt

@@ -32,7 +32,7 @@ import ru.dbotthepony.mc.otm.block.entity.MatteryDeviceBlockEntity
 import ru.dbotthepony.mc.otm.container.MatteryContainer
 import ru.dbotthepony.mc.otm.container.HandlerFilter
 import ru.dbotthepony.mc.otm.core.TranslatableComponent
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.menu.decorative.CargoCrateMenu
 import ru.dbotthepony.mc.otm.registry.game.MBlockEntities
 import ru.dbotthepony.mc.otm.registry.game.MSoundEvents
@@ -71,7 +71,7 @@ class CargoCrateBlockEntity(
 
 		if (interactingPlayers++ == 0 && level != null && !isRemoved && level.getBlockState(blockPos).block is CargoCrateBlock) {
 			level.setBlock(blockPos, blockState.setValue(CargoCrateBlock.IS_OPEN, true), Block.UPDATE_CLIENTS)
-			level.playSound(null, blockPos, MSoundEvents.CARGO_CRATE_OPEN, SoundSource.BLOCKS, 1f, 0.8f + level.random.nextFloat() * 0.2f)
+			level.playSound(null, blockPos, MSoundEvents.CARGO_CRATE_OPEN, SoundSource.BLOCKS, 1f, 0.8f + level.otmRandom.nextFloat() * 0.2f)
 			level.gameEvent(GameEvent.CONTAINER_OPEN, blockPos, GameEvent.Context.of(blockState))
 		}
 	}

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/matter/MatterDecomposerBlockEntity.kt

@@ -24,7 +24,7 @@ import ru.dbotthepony.mc.otm.config.MachinesConfig
 import ru.dbotthepony.mc.otm.container.HandlerFilter
 import ru.dbotthepony.mc.otm.container.MatteryContainer
 import ru.dbotthepony.mc.otm.core.math.Decimal
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.data.codec.DecimalCodec
 import ru.dbotthepony.mc.otm.data.codec.minRange
 import ru.dbotthepony.mc.otm.graph.matter.SimpleMatterNode
@@ -126,7 +126,7 @@ class MatterDecomposerBlockEntity(pos: BlockPos, state: BlockState)
 
 				return JobContainer.success(
 					DecomposerJob(
-						(level?.random?.nextDouble() ?: 1.0) <= 0.2 * upgrades.failureMultiplier,
+						(level?.otmRandom?.nextDouble() ?: 1.0) <= 0.2 * upgrades.failureMultiplier,
 						matter.matter,
 						matter.complexity * MachinesConfig.MATTER_DECOMPOSER.workTimeMultiplier
 					)

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/matter/MatterReconstructorBlockEntity.kt

@@ -28,7 +28,7 @@ import ru.dbotthepony.mc.otm.container.HandlerFilter
 import ru.dbotthepony.mc.otm.container.MatteryContainer
 import ru.dbotthepony.mc.otm.container.UpgradeContainer
 import ru.dbotthepony.mc.otm.core.math.Decimal
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.registryName
 import ru.dbotthepony.mc.otm.graph.matter.MatterNode
 import ru.dbotthepony.mc.otm.matter.IMatterValue
@@ -264,7 +264,7 @@ class MatterReconstructorBlockEntity(blockPos: BlockPos, blockState: BlockState)
 					return
 				}
 
-				if (failureChance * upgrades.failureMultiplier <= 0.0 || level!!.random.nextDouble() >= failureChance * upgrades.failureMultiplier)
+				if (failureChance * upgrades.failureMultiplier <= 0.0 || level!!.otmRandom.nextDouble() >= failureChance * upgrades.failureMultiplier)
 					repairProgress += progressPerTick
 
 				energy.extractEnergy(energyConsumption * (progressPerTick / thisProgressPerTick), false)

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/matter/MatterRecyclerBlockEntity.kt

@@ -24,7 +24,7 @@ import ru.dbotthepony.mc.otm.config.MachinesConfig
 import ru.dbotthepony.mc.otm.container.MatteryContainer
 import ru.dbotthepony.mc.otm.container.HandlerFilter
 import ru.dbotthepony.mc.otm.core.math.Decimal
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.graph.matter.MatterGraph
 import ru.dbotthepony.mc.otm.item.matter.MatterDustItem
 import ru.dbotthepony.mc.otm.menu.matter.MatterRecyclerMenu
@@ -117,7 +117,7 @@ class MatterRecyclerBlockEntity(blockPos: BlockPos, blockState: BlockState)
 		stack.shrink(1)
 		container.setChanged(0)
 
-		val actualMatter = dustMatter.matter * (0.4 + level!!.random.nextDouble() * 0.6)
+		val actualMatter = dustMatter.matter * (0.4 + level!!.otmRandom.nextDouble() * 0.6)
 
 		return JobContainer.success(
 			RecyclerJob(

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/matter/MatterReplicatorBlockEntity.kt

@@ -28,7 +28,7 @@ import ru.dbotthepony.mc.otm.config.MachinesConfig
 import ru.dbotthepony.mc.otm.container.HandlerFilter
 import ru.dbotthepony.mc.otm.container.MatteryContainer
 import ru.dbotthepony.mc.otm.core.math.Decimal
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.data.codec.DecimalCodec
 import ru.dbotthepony.mc.otm.data.codec.minRange
 import ru.dbotthepony.mc.otm.graph.matter.MatterNode
@@ -184,7 +184,7 @@ class MatterReplicatorBlockEntity(p_155229_: BlockPos, p_155230_: BlockState) :
 			task = allocation.task.id,
 			matterValue = matter.matter,
 			pattern = Optional.ofNullable(allocation.pattern),
-			asDust = (level?.random?.nextDouble() ?: 1.0) * upgrades.failureMultiplier > (allocation.pattern?.researchPercent ?: 2.0),
+			asDust = (level?.otmRandom?.nextDouble() ?: 1.0) * upgrades.failureMultiplier > (allocation.pattern?.researchPercent ?: 2.0),
 			ticks = ticks,
 		))
 	}

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/AbstractPoweredFurnaceBlockEntity.kt

@@ -35,7 +35,7 @@ import ru.dbotthepony.mc.otm.container.balance
 import ru.dbotthepony.mc.otm.core.collect.filter
 import ru.dbotthepony.mc.otm.core.collect.maybe
 import ru.dbotthepony.mc.otm.core.immutableList
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.menu.tech.PoweredFurnaceMenu
 import ru.dbotthepony.mc.otm.recipe.MatteryCookingRecipe
 import ru.dbotthepony.mc.otm.recipe.MicrowaveRecipe
@@ -153,7 +153,7 @@ sealed class AbstractPoweredFurnaceBlockEntity<P : AbstractCookingRecipe, S : Ma
 						recipe.getResultItem(level.registryAccess()).copyWithCount(toProcess),
 						recipe.workTime * config.workTimeMultiplier,
 						config.energyConsumption * toProcess,
-						experience = recipe.experience.sample(level.random) * toProcess))
+						experience = recipe.experience.sample(level.otmRandom) * toProcess))
 			}
 		}
 

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/AndroidChargerBlockEntity.kt

@@ -17,6 +17,7 @@ import ru.dbotthepony.mc.otm.capability.energy.WorkerEnergyStorage
 import ru.dbotthepony.mc.otm.player.matteryPlayer
 import ru.dbotthepony.mc.otm.config.MachinesConfig
 import ru.dbotthepony.mc.otm.core.getEntitiesInEllipsoid
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.shuffle
 import ru.dbotthepony.mc.otm.menu.tech.AndroidChargerMenu
 import ru.dbotthepony.mc.otm.registry.game.MBlockEntities
@@ -57,7 +58,7 @@ class AndroidChargerBlockEntity(blockPos: BlockPos, blockState: BlockState) : Ma
 
 		val ents = level.getEntitiesInEllipsoid(blockPos.center, Vec3(MachinesConfig.AndroidCharger.RADIUS_WIDTH, MachinesConfig.AndroidCharger.RADIUS_HEIGHT, MachinesConfig.AndroidCharger.RADIUS_WIDTH)) { it is Player }
 
-		ents.shuffle(level.random)
+		ents.shuffle(level.otmRandom)
 
 		for ((ent) in ents) {
 			val ply = (ent as Player).matteryPlayer

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/AndroidStationBlockEntity.kt

@@ -17,6 +17,7 @@ import ru.dbotthepony.mc.otm.player.matteryPlayer
 import ru.dbotthepony.mc.otm.capability.moveEnergy
 import ru.dbotthepony.mc.otm.config.MachinesConfig
 import ru.dbotthepony.mc.otm.core.math.Decimal
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.shuffle
 import ru.dbotthepony.mc.otm.core.util.countingLazy
 import ru.dbotthepony.mc.otm.menu.tech.AndroidStationMenu
@@ -89,7 +90,7 @@ class AndroidStationBlockEntity(p_155229_: BlockPos, p_155230_: BlockState) : Ma
 		val y = blockPos.y.toDouble()
 		val z = blockPos.z.toDouble()
 
-		for (ent in level.getEntitiesOfClass(ServerPlayer::class.java, AABB(x, y, z, x + 1.0, y + 2.0, z + 1.0)).shuffle(level.random)) {
+		for (ent in level.getEntitiesOfClass(ServerPlayer::class.java, AABB(x, y, z, x + 1.0, y + 2.0, z + 1.0)).shuffle(level.otmRandom)) {
 			if (ent.matteryPlayer.isAndroid)
 				moveEnergy(energy, ent.matteryPlayer.androidEnergy, amount = energy.batteryLevel, simulate = false, ignoreFlowRestrictions = true)
 		}

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/BatteryBankBlockEntity.kt

@@ -23,7 +23,7 @@ import ru.dbotthepony.mc.otm.container.HandlerFilter
 import ru.dbotthepony.mc.otm.container.MatteryContainer
 import ru.dbotthepony.mc.otm.core.immutableList
 import ru.dbotthepony.mc.otm.core.math.Decimal
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.shuffle
 import ru.dbotthepony.mc.otm.menu.tech.BatteryBankMenu
 import ru.dbotthepony.mc.otm.registry.game.MBlockEntities
@@ -60,7 +60,7 @@ class BatteryBankBlockEntity(p_155229_: BlockPos, p_155230_: BlockState) : Matte
 		if (!howMuch.isPositive)
 			return Decimal.ZERO
 
-		containerSlotIndices.shuffle(level!!.random)
+		containerSlotIndices.shuffle(level!!.otmRandom)
 		var summ = Decimal.ZERO
 		var remaining = howMuch
 

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/EnergyInterfaceBlockEntity.kt

@@ -24,7 +24,7 @@ import ru.dbotthepony.mc.otm.core.math.RelativeSide
 import ru.dbotthepony.mc.otm.core.multiblock.BlockEntityTag
 import ru.dbotthepony.mc.otm.core.multiblock.IMultiblockAccess
 import ru.dbotthepony.mc.otm.core.multiblock.IMultiblockListener
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.util.InvalidableLazy
 import ru.dbotthepony.mc.otm.registry.game.MBlockEntities
 
@@ -43,7 +43,7 @@ class EnergyInterfaceBlockEntity(
 		multiblocks.keys.iterator().flatMap { it.blockEntities(TARGET).iterator() }.map { it.energyInterfaceTarget }.toList()
 	}
 
-	val energy = CombinedProfiledEnergyStorage(FlowDirection.input(isInput), targets::value, { level?.random })
+	val energy = CombinedProfiledEnergyStorage(FlowDirection.input(isInput), targets::value, { level?.otmRandom })
 
 	override fun onAddedToMultiblock(multiblock: IMultiblockAccess) {
 		check(!isRemoved) { "Block was removed" }

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/EssenceStorageBlockEntity.kt

@@ -28,7 +28,7 @@ import ru.dbotthepony.mc.otm.container.MatteryContainer
 import ru.dbotthepony.mc.otm.core.getEntitiesInEllipsoid
 import ru.dbotthepony.mc.otm.core.lookupOrThrow
 import ru.dbotthepony.mc.otm.core.math.Vector
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.util.countingLazy
 import ru.dbotthepony.mc.otm.item.consumables.EssenceCapsuleItem
 import ru.dbotthepony.mc.otm.item.EssenceServoItem
@@ -173,7 +173,7 @@ class EssenceStorageBlockEntity(blockPos: BlockPos, blockState: BlockState) : Ma
 
 					val diff = dmgPerExp - repairPoints.toFloat()
 					if (diff > 0f) {
-						repairPoints += if ((level?.random?.nextFloat() ?: 1f) <= diff) 1 else 0
+						repairPoints += if ((level?.otmRandom?.nextFloat() ?: 1f) <= diff) 1 else 0
 					}
 
 					experienceStored -= 1
@@ -202,7 +202,7 @@ class EssenceStorageBlockEntity(blockPos: BlockPos, blockState: BlockState) : Ma
 
 						level!!.playSound(null, ent.x, ent.y, ent.z,
 							SoundEvents.EXPERIENCE_ORB_PICKUP, SoundSource.BLOCKS,
-							0.1F, 0.5F + level!!.random.nextFloat() * 0.25F
+							0.1F, 0.5F + level!!.otmRandom.nextFloat() * 0.25F
 						)
 					}
 

src/main/kotlin/ru/dbotthepony/mc/otm/block/entity/tech/PlatePressBlockEntity.kt

@@ -21,7 +21,7 @@ import ru.dbotthepony.mc.otm.container.HandlerFilter
 import ru.dbotthepony.mc.otm.container.balance
 import ru.dbotthepony.mc.otm.core.collect.filter
 import ru.dbotthepony.mc.otm.core.collect.maybe
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.menu.tech.PlatePressMenu
 import ru.dbotthepony.mc.otm.registry.game.MBlockEntities
 import ru.dbotthepony.mc.otm.registry.game.MRecipes
@@ -90,7 +90,7 @@ class PlatePressBlockEntity(
 				recipe.getResultItem(level.registryAccess()).copyWithCount(toProcess),
 				recipe.workTime * MachinesConfig.PLATE_PRESS.workTimeMultiplier,
 				MachinesConfig.PLATE_PRESS.energyConsumption * toProcess,
-				experience = recipe.experience.sample(level.random) * toProcess))
+				experience = recipe.experience.sample(level.otmRandom) * toProcess))
 	}
 
 	override fun tick() {

src/main/kotlin/ru/dbotthepony/mc/otm/core/IMatteryLevel.kt

@@ -0,0 +1,17 @@
+package ru.dbotthepony.mc.otm.core
+
+import net.minecraft.util.RandomSource
+import net.minecraft.world.level.Level
+import net.neoforged.fml.ModList
+
+interface IMatteryLevel {
+	/**
+	 * OTM provided [RandomSource], which has better statistical parameters
+	 *
+	 * Original Minecraft use LCG, which may show bad behavior when repeatedly sampled *a lot*,
+	 * which is what [Level]'s random is used for. OTM provided PRNG should behave better in this scenario.
+	 */
+	val otmRandom: RandomSource?
+}
+
+val Level.otmRandom: RandomSource get() = (this as IMatteryLevel).otmRandom ?: random

src/main/kotlin/ru/dbotthepony/mc/otm/entity/MinecartCargoCrate.kt

@@ -19,7 +19,7 @@ import net.minecraft.world.level.block.state.BlockState
 import net.minecraft.world.level.gameevent.GameEvent
 import ru.dbotthepony.mc.otm.block.decorative.CargoCrateBlock
 import ru.dbotthepony.mc.otm.block.entity.decorative.CargoCrateBlockEntity
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.position
 import ru.dbotthepony.mc.otm.menu.decorative.MinecartCargoCrateMenu
 import ru.dbotthepony.mc.otm.registry.game.MItems
@@ -90,7 +90,7 @@ class MinecartCargoCrate(
 
 		if (interactingPlayers++ == 0) {
 			if (!isRemoved) {
-				level().playSound(null, this, MSoundEvents.CARGO_CRATE_OPEN, SoundSource.BLOCKS, 1f, 0.8f + level().random.nextFloat() * 0.2f)
+				level().playSound(null, this, MSoundEvents.CARGO_CRATE_OPEN, SoundSource.BLOCKS, 1f, 0.8f + level().otmRandom.nextFloat() * 0.2f)
 				this.gameEvent(GameEvent.CONTAINER_OPEN, player)
 				PiglinAi.angerNearbyPiglins(player, true)
 			}

src/main/kotlin/ru/dbotthepony/mc/otm/entity/SpawnModifiers.kt

@@ -7,7 +7,7 @@ import net.minecraft.world.item.Items
 import net.neoforged.bus.api.SubscribeEvent
 import net.neoforged.neoforge.event.entity.EntityJoinLevelEvent
 import ru.dbotthepony.mc.otm.config.ServerConfig
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.registry.game.MItems
 
 
@@ -17,8 +17,8 @@ object WitheredSkeletonSpawnHandler {
 		val entity = event.entity
 
 		if (entity is WitherSkeleton) {
-			val giveHelmet = event.level.random.nextFloat() < ServerConfig.WITHER_SKELETON_HELMET_CHANCE
+			val giveHelmet = event.level.otmRandom.nextFloat() < ServerConfig.WITHER_SKELETON_HELMET_CHANCE
-			val giveSword = event.level.random.nextFloat() < ServerConfig.WITHER_SKELETON_SWORD_CHANCE
+			val giveSword = event.level.otmRandom.nextFloat() < ServerConfig.WITHER_SKELETON_SWORD_CHANCE
 
 			if (giveHelmet) {
 				if (!entity.hasItemInSlot(EquipmentSlot.HEAD))

src/main/kotlin/ru/dbotthepony/mc/otm/item/BatteryItem.kt

@@ -185,7 +185,7 @@ class CrudeBatteryItem : BatteryItem(ItemsConfig.Batteries.CRUDE) {
 		if (player is ServerPlayer) {
 			if (!mattery.androidEnergy.item.isEmpty) {
 				mattery.androidEnergy.item.getCapability(Capabilities.EnergyStorage.ITEM)?.let {
-					it.extractEnergy((it.maxEnergyStored * level.random.nextFloat() * .2f).roundToInt(), false)
+					it.extractEnergy((it.maxEnergyStored * level.otmRandom.nextFloat() * .2f).roundToInt(), false)
 				}
 
 				mattery.dropBattery()
@@ -195,7 +195,7 @@ class CrudeBatteryItem : BatteryItem(ItemsConfig.Batteries.CRUDE) {
 			copyStack.count = 1
 			mattery.androidEnergy.item = copyStack
 
-			val extraDamageMult = level.random.nextFloat()
+			val extraDamageMult = level.otmRandom.nextFloat()
 			player.hurt(MatteryDamageSource(level.registryAccess().damageType(MDamageTypes.EMP), inflictor = itemStack), 1.5f + extraDamageMult * 3.5f)
 
 			val debuffDuration = 100 + (100 * (1f - extraDamageMult)).roundToInt()

src/main/kotlin/ru/dbotthepony/mc/otm/item/consumables/EssenceCapsuleItem.kt

@@ -17,6 +17,7 @@ import ru.dbotthepony.mc.otm.player.matteryPlayer
 import ru.dbotthepony.mc.otm.client.isShiftDown
 import ru.dbotthepony.mc.otm.client.minecraft
 import ru.dbotthepony.mc.otm.core.TranslatableComponent
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.util.getLevelFromXp
 import ru.dbotthepony.mc.otm.item.MatteryItem
 import ru.dbotthepony.mc.otm.registry.game.MDataComponentTypes
@@ -80,7 +81,7 @@ class EssenceCapsuleItem(private val digital: Boolean) : MatteryItem(Properties(
 		} else {
 			if (level is ServerLevel) {
 				level.levelEvent(2002, player.blockPosition(), PotionContents.getColor(Potions.WATER))
-				ExperienceOrb.award(level, player.position(), (exp * (.5 + level.random.nextFloat() * .25)).toInt())
+				ExperienceOrb.award(level, player.position(), (exp * (.5 + level.otmRandom.nextFloat() * .25)).toInt())
 			}
 		}
 

src/main/kotlin/ru/dbotthepony/mc/otm/item/consumables/ImperfectBreadItem.kt

@@ -9,7 +9,7 @@ import net.minecraft.world.entity.item.ItemEntity
 import net.minecraft.world.item.ItemStack
 import net.minecraft.world.level.Level
 import ru.dbotthepony.mc.otm.core.TranslatableComponent
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.position
 import ru.dbotthepony.mc.otm.entity.BreadMonster
 import ru.dbotthepony.mc.otm.item.MatteryItem
@@ -39,7 +39,7 @@ class ImperfectBreadItem(properties: Properties) : MatteryItem(properties) {
 		// roll multiple times so multiple bread monsters can spawn on tick
 		// and also chance be less biased
 		for (i in 0 until stack.count.coerceAtMost(16)) {
-			if (entity.level().random.nextFloat() < 0.001f) {
+			if (entity.level().otmRandom.nextFloat() < 0.001f) {
 				val ent = BreadMonster(entity.level())
 				ent.position = entity.position
 				entity.level().addFreshEntity(ent)

src/main/kotlin/ru/dbotthepony/mc/otm/item/tool/ExplosiveHammerItem.kt

@@ -84,7 +84,7 @@ class ExplosiveHammerItem(durability: Int = 512) : Item(Properties().stacksTo(1)
 		itemStack.hurtAndBreak(8, level, player) {}
 
 		if (isPrimed(itemStack)) {
-			itemStack.hurtAndBreak(level.random.nextInt(1, 20), level, player) {}
+			itemStack.hurtAndBreak(level.otmRandom.nextInt(1, 20), level, player) {}
 			unprime(itemStack)
 
 			val (ex, ey, ez) = Vector.atCenterOf(player.blockPosition())
@@ -226,7 +226,7 @@ class ExplosiveHammerItem(durability: Int = 512) : Item(Properties().stacksTo(1)
 
 			val copy = itemStack.copy()
 
-			itemStack.hurtAndBreak(level.random.nextInt(1, 20), attacker, EquipmentSlot.MAINHAND)
+			itemStack.hurtAndBreak(level.otmRandom.nextInt(1, 20), attacker, EquipmentSlot.MAINHAND)
 
 			if (!itemStack.isEmpty && attacker.random.nextDouble() <= ToolsConfig.ExplosiveHammer.FLY_OFF_CHANCE) {
 				attacker.setItemInHand(hand, ItemStack.EMPTY)

src/main/kotlin/ru/dbotthepony/mc/otm/item/weapon/EnergySwordItem.kt

@@ -32,6 +32,7 @@ import ru.dbotthepony.mc.otm.core.math.Decimal
 import ru.dbotthepony.mc.otm.core.math.DecimalConfigValue
 import ru.dbotthepony.mc.otm.core.math.defineDecimal
 import ru.dbotthepony.mc.otm.core.math.nextVariance
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.util.WriteOnce
 import ru.dbotthepony.mc.otm.item.MatteryItem
 import ru.dbotthepony.mc.otm.item.addSimpleDescription
@@ -96,10 +97,10 @@ class EnergySwordItem : MatteryItem(Properties().stacksTo(1).rarity(Rarity.RARE)
 
 		itemStack.getCapability(MatteryCapability.ITEM_ENERGY)?.let {
 			if (it.extractEnergyExact(ENERGY_PER_SWING, false)) {
-				it.extractEnergy(attacker.level().random.nextVariance(ENERGY_PER_SWING_VARIANCE), false)
+				it.extractEnergy(attacker.level().otmRandom.nextVariance(ENERGY_PER_SWING_VARIANCE), false)
 				victim.matteryPlayer?.let {
 					if (it.isAndroid && it.androidEnergy.extractEnergyExact(ENERGY_ZAP, false)) {
-						it.androidEnergy.extractEnergy(attacker.level().random.nextVariance(ENERGY_ZAP_VARIANCE), false)
+						it.androidEnergy.extractEnergy(attacker.level().otmRandom.nextVariance(ENERGY_ZAP_VARIANCE), false)
 						victim.hurt(MatteryDamageSource(attacker.level().registryAccess().damageType(MDamageTypes.EMP), attacker, itemStack), 8f)
 					}
 				}
@@ -142,12 +143,12 @@ class EnergySwordItem : MatteryItem(Properties().stacksTo(1).rarity(Rarity.RARE)
 
 			if (blockState.`is`(BlockTags.SWORD_EFFICIENT)) {
 				if (energy?.extractEnergyExact(PLANT_POWER_COST, false) == true)
-					energy.extractEnergyExact(user.level().random.nextVariance(PLANT_POWER_COST_VARIANCE), false)
+					energy.extractEnergyExact(user.level().otmRandom.nextVariance(PLANT_POWER_COST_VARIANCE), false)
 			}
 
 			if (blockState.`is`(Blocks.COBWEB)) {
 				if (energy?.extractEnergyExact(COBWEB_POWER_COST, false) == true)
-					energy.extractEnergyExact(user.level().random.nextVariance(COBWEB_POWER_COST_VARIANCE), false)
+					energy.extractEnergyExact(user.level().otmRandom.nextVariance(COBWEB_POWER_COST_VARIANCE), false)
 			}
 		}
 

src/main/kotlin/ru/dbotthepony/mc/otm/item/weapon/FallingSunItem.kt

@@ -32,6 +32,7 @@ import ru.dbotthepony.mc.otm.core.math.Decimal
 import ru.dbotthepony.mc.otm.core.math.DecimalConfigValue
 import ru.dbotthepony.mc.otm.core.math.defineDecimal
 import ru.dbotthepony.mc.otm.core.math.nextVariance
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.util.WriteOnce
 import ru.dbotthepony.mc.otm.item.MatteryItem
 import ru.dbotthepony.mc.otm.item.addSimpleDescription
@@ -96,10 +97,10 @@ class FallingSunItem : MatteryItem(Properties().stacksTo(1).rarity(Rarity.EPIC))
 
 		itemStack.getCapability(MatteryCapability.ITEM_ENERGY)?.let {
 			if (it.extractEnergyExact(ENERGY_PER_SWING, false)) {
-				it.extractEnergy(attacker.level().random.nextVariance(ENERGY_PER_SWING_VARIANCE), false)
+				it.extractEnergy(attacker.level().otmRandom.nextVariance(ENERGY_PER_SWING_VARIANCE), false)
 				victim.matteryPlayer?.let {
 					if (it.isAndroid && it.androidEnergy.extractEnergyExact(ENERGY_ZAP, false)) {
-						it.androidEnergy.extractEnergy(attacker.level().random.nextVariance(ENERGY_ZAP_VARIANCE), false)
+						it.androidEnergy.extractEnergy(attacker.level().otmRandom.nextVariance(ENERGY_ZAP_VARIANCE), false)
 						victim.hurt(MatteryDamageSource(attacker.level().registryAccess().damageType(MDamageTypes.EMP), attacker, itemStack), 8f)
 					}
 				}
@@ -142,12 +143,12 @@ class FallingSunItem : MatteryItem(Properties().stacksTo(1).rarity(Rarity.EPIC))
 
 			if (blockState.`is`(BlockTags.SWORD_EFFICIENT)) {
 				if (energy?.extractEnergyExact(PLANT_POWER_COST, false) == true)
-					energy.extractEnergyExact(user.level().random.nextVariance(PLANT_POWER_COST_VARIANCE), false)
+					energy.extractEnergyExact(user.level().otmRandom.nextVariance(PLANT_POWER_COST_VARIANCE), false)
 			}
 
 			if (blockState.`is`(Blocks.COBWEB)) {
 				if (energy?.extractEnergyExact(COBWEB_POWER_COST, false) == true)
-					energy.extractEnergyExact(user.level().random.nextVariance(COBWEB_POWER_COST_VARIANCE), false)
+					energy.extractEnergyExact(user.level().otmRandom.nextVariance(COBWEB_POWER_COST_VARIANCE), false)
 			}
 		}
 

src/main/kotlin/ru/dbotthepony/mc/otm/network/MatteryPlayerPackets.kt

@@ -24,6 +24,7 @@ import ru.dbotthepony.mc.otm.core.math.component1
 import ru.dbotthepony.mc.otm.core.math.component2
 import ru.dbotthepony.mc.otm.core.math.component3
 import ru.dbotthepony.mc.otm.core.math.toRadians
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.core.position
 import ru.dbotthepony.mc.otm.core.readItem
 import ru.dbotthepony.mc.otm.core.writeItem
@@ -445,7 +446,7 @@ class ExopackSmokePacket(val player: UUID) : CustomPacketPayload {
 				z += kotlin.math.sin(deg) * -0.4
 
 				val level = ply.level()
-				val random = level.random
+				val random = level.otmRandom
 
 				for (i in 0 .. random.nextInt(2, 4))
 					level.addParticle(

src/main/kotlin/ru/dbotthepony/mc/otm/network/SmokeParticlesPacket.kt

@@ -13,7 +13,7 @@ import net.neoforged.neoforge.network.handling.IPayloadContext
 import ru.dbotthepony.mc.otm.OverdriveThatMatters
 import ru.dbotthepony.mc.otm.client.minecraft
 import ru.dbotthepony.mc.otm.core.ResourceLocation
-import ru.dbotthepony.mc.otm.core.random
+import ru.dbotthepony.mc.otm.core.otmRandom
 
 class SmokeParticlesPacket(val x: Double, val y: Double, val z: Double) : CustomPacketPayload {
 	fun write(buff: FriendlyByteBuf) {
@@ -24,7 +24,7 @@ class SmokeParticlesPacket(val x: Double, val y: Double, val z: Double) : Custom
 
 	fun play(context: IPayloadContext) {
 		minecraft.player?.level()?.let {
-			makeSmoke(x, y, z, it.random, it)
+			makeSmoke(x, y, z, it.otmRandom, it)
 		}
 	}
 

src/main/kotlin/ru/dbotthepony/mc/otm/player/MatteryPlayer.kt

@@ -528,7 +528,7 @@ class MatteryPlayer(val ply: Player) {
 		override fun onJobTick(status: JobStatus<ItemJob>) {
 			super.onJobTick(status)
 
-			if (isExopackVisible && ply.level().random.nextFloat() <= 0.05f) {
+			if (isExopackVisible && ply.level().otmRandom.nextFloat() <= 0.05f) {
 				PacketDistributor.sendToPlayersTrackingEntityAndSelf(ply, ExopackSmokePacket(ply.uuid))
 			}
 		}
@@ -1319,7 +1319,7 @@ class MatteryPlayer(val ply: Player) {
 
 			pos.mul(RenderSystem.getProjectionMatrix())
 			pos.mul(poseStack.last().pose())
-			makeSmoke(cam.x + pos.x, cam.y + pos.y, cam.z + pos.z, ply.level().random, ply.level())
+			makeSmoke(cam.x + pos.x, cam.y + pos.y, cam.z + pos.z, ply.level().otmRandom, ply.level())
 		}
 	}
 

src/main/kotlin/ru/dbotthepony/mc/otm/player/android/feature/EnderTeleporterFeature.kt

@@ -49,6 +49,7 @@ import ru.dbotthepony.mc.otm.core.math.rotateXDegrees
 import ru.dbotthepony.mc.otm.core.math.rotateYDegrees
 import ru.dbotthepony.mc.otm.core.math.shortestDistanceBetween
 import ru.dbotthepony.mc.otm.core.math.times
+import ru.dbotthepony.mc.otm.core.otmRandom
 import ru.dbotthepony.mc.otm.milliTime
 import ru.dbotthepony.mc.otm.registry.game.AndroidFeatures
 import ru.dbotthepony.mc.otm.triggers.EnderTeleporterFallDeathTrigger
@@ -302,7 +303,7 @@ class EnderTeleporterFeature(capability: MatteryPlayer) : AndroidActiveFeature(A
 		val event = EventHooks.onEnderTeleport(ply, blockPos.x + 0.5, blockPos.y.toDouble(), blockPos.z + 0.5)
 
 		if (event.isCanceled) {
-			(ply as ServerPlayer).connection.send(ClientboundSoundEntityPacket(SoundEvents.ITEM_BREAK.holder, SoundSource.PLAYERS, ply, 0.3f, 0.5f, ply.level().random.nextLong()))
+			(ply as ServerPlayer).connection.send(ClientboundSoundEntityPacket(SoundEvents.ITEM_BREAK.holder, SoundSource.PLAYERS, ply, 0.3f, 0.5f, ply.level().otmRandom.nextLong()))
 			return false
 		}
 
@@ -310,9 +311,9 @@ class EnderTeleporterFeature(capability: MatteryPlayer) : AndroidActiveFeature(A
 		lastTeleport = ply.server!!.tickCount
 		android.androidEnergy.extractEnergy(PlayerConfig.EnderTeleporter.ENERGY_COST, false)
 
-		ply.level().playSound(null, ply, SoundEvents.ENDERMAN_TELEPORT, SoundSource.PLAYERS, 0.3f, 0.8f + ply.level().random.nextFloat() * 0.4f)
+		ply.level().playSound(null, ply, SoundEvents.ENDERMAN_TELEPORT, SoundSource.PLAYERS, 0.3f, 0.8f + ply.level().otmRandom.nextFloat() * 0.4f)
 		ply.teleportTo(event.targetX, event.targetY, event.targetZ)
-		ply.level().playSound(null, ply, SoundEvents.ENDERMAN_TELEPORT, SoundSource.PLAYERS, 1f, 0.8f + ply.level().random.nextFloat() * 0.4f)
+		ply.level().playSound(null, ply, SoundEvents.ENDERMAN_TELEPORT, SoundSource.PLAYERS, 1f, 0.8f + ply.level().otmRandom.nextFloat() * 0.4f)
 
 		ply.deltaMovement = Vector(0.0, 0.0, 0.0)
 		ply.resetFallDistance()

src/main/resources/overdrive_that_matters.mixins.json

@@ -17,7 +17,8 @@
     "HopperBlockEntityMixin",
     "DispenserBlockEntityMixin",
     "GuiGraphicsMixin",
-    "BlockStateBaseMixin"
+    "BlockStateBaseMixin",
+    "LevelMixin"
   ],
   "client": [
     "MixinGameRenderer",