mirror of
https://github.com/Jozufozu/Flywheel.git
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92 lines
3 KiB
Java
92 lines
3 KiB
Java
package com.jozufozu.flywheel.mixin;
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import org.spongepowered.asm.mixin.Final;
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import org.spongepowered.asm.mixin.Mixin;
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import org.spongepowered.asm.mixin.Shadow;
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import org.spongepowered.asm.mixin.Unique;
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import org.spongepowered.asm.mixin.injection.At;
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import org.spongepowered.asm.mixin.injection.Inject;
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import org.spongepowered.asm.mixin.injection.Redirect;
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import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
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import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
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import com.jozufozu.flywheel.backend.Backend;
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import net.minecraft.client.multiplayer.ClientChunkProvider;
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import net.minecraft.client.world.ClientWorld;
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import net.minecraft.nbt.CompoundNBT;
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import net.minecraft.network.PacketBuffer;
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import net.minecraft.world.biome.BiomeContainer;
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import net.minecraft.world.chunk.AbstractChunkProvider;
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import net.minecraft.world.chunk.Chunk;
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import net.minecraft.world.chunk.ChunkStatus;
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import net.minecraft.world.chunk.IChunk;
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@Mixin(ClientChunkProvider.class)
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public abstract class FastChunkProviderMixin extends AbstractChunkProvider {
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@Shadow
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@Final
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private ClientWorld level;
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@Unique
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private int lastX;
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@Unique
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private int lastZ;
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@Unique
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private IChunk lastChunk;
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@Inject(method = "getChunk",
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at = @At("HEAD"),
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cancellable = true)
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public void returnCachedChunk(int x, int z, ChunkStatus status, boolean create, CallbackInfoReturnable<IChunk> cir) {
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if (Backend.getInstance().chunkCachingEnabled && status.isOrAfter(ChunkStatus.FULL)) {
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synchronized (level) {
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if (lastChunk != null && x == lastX && z == lastZ) {
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cir.setReturnValue(lastChunk);
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}
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}
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}
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}
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@Inject(method = "getChunk",
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at = @At("RETURN"))
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public void cacheChunk(int x, int z, ChunkStatus status, boolean create, CallbackInfoReturnable<IChunk> cir) {
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if (Backend.getInstance().chunkCachingEnabled && status.isOrAfter(ChunkStatus.FULL)) {
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synchronized (level) {
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lastChunk = cir.getReturnValue();
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lastX = x;
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lastZ = z;
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}
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}
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}
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@Inject(method = "drop", at = @At("HEAD"))
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public void invalidateOnDrop(int x, int z, CallbackInfo ci) {
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if (Backend.getInstance().chunkCachingEnabled) {
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synchronized (level) {
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if (x == lastX && z == lastZ) lastChunk = null;
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}
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}
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}
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@Inject(method = "replaceWithPacketData", at = @At("HEAD"))
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public void invalidateOnPacket(int x, int z, BiomeContainer p_228313_3_, PacketBuffer p_228313_4_, CompoundNBT p_228313_5_, int p_228313_6_, boolean p_228313_7_, CallbackInfoReturnable<Chunk> cir) {
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if (Backend.getInstance().chunkCachingEnabled) {
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synchronized (level) {
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if (x == lastX && z == lastZ) lastChunk = null;
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}
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}
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}
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@Redirect(method = "isTickingChunk", at = @At(value = "INVOKE", target = "Lnet/minecraft/client/multiplayer/ClientChunkProvider;hasChunk(II)Z"))
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public boolean redirectTicking(ClientChunkProvider clientChunkProvider, int x, int z) {
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if (Backend.getInstance().chunkCachingEnabled) {
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synchronized (level) {
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if (lastChunk != null && x == lastX && z == lastZ) return true;
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}
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}
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return clientChunkProvider.hasChunk(x, z);
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}
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}
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