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Posted

Hi,

I'm writing little mod for simple physics in minecraft. I need to check blocks on their update so I might need to somehow override the onBlockAdded and onNeighborBlockChange methods for all blocks, even added by other mods. But I don't know how to accomplish that. I tried to handle events, but I couldn't find any "onBlockPlaced" event or something like this. The PlayerInteractEvent isn't sufficient too, because what I need to know is what block is being placed and where is it.

 

And forgive me my poor English ;)

Gravel falling on my face!!!

Posted

You're probably going to have to use Reflections and modify the Block class at runtime.

 

Not a guarantee that it'll work though, as mod blocks might not call super.onBlockPlaced(...) when they override it.

Apparently I'm a complete and utter jerk and come to this forum just like to make fun of people, be confrontational, and make your personal life miserable.  If you think this is the case, JUST REPORT ME.  Otherwise you're just going to get reported when you reply to my posts and point it out, because odds are, I was trying to be nice.

 

Exception: If you do not understand Java, I WILL NOT HELP YOU and your thread will get locked.

 

DO NOT PM ME WITH PROBLEMS. No help will be given.

Posted

You can use

pendingTickListEntriesTreeSet

field in WorldServer to get the blocks that will update next.

Why do you need

onNeighborBlockChange()

? This is mostly a redstone thing...

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    • Make tests with different builds of these mods
    • it worked now. but is therre n outer way to use essential and forggematica?
    • Maybe a conflict with essential - make a test without it
    • ---- Minecraft Crash Report ---- // I let you down. Sorry Time: 6/21/25 5:53 PM Description: Initializing game org.spongepowered.asm.mixin.transformer.throwables.MixinTransformerError: An unexpected critical error was encountered     at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:392) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:250) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at org.spongepowered.asm.service.modlauncher.MixinTransformationHandler.processClass(MixinTransformationHandler.java:131) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at org.spongepowered.asm.launch.MixinLaunchPluginLegacy.processClass(MixinLaunchPluginLegacy.java:131) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at cpw.mods.modlauncher.serviceapi.ILaunchPluginService.processClassWithFlags(ILaunchPluginService.java:154) ~[modlauncher-8.0.9.jar:8.0.9+86+master.3cf110c] {}     at cpw.mods.modlauncher.LaunchPluginHandler.offerClassNodeToPlugins(LaunchPluginHandler.java:85) ~[modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.ClassTransformer.transform(ClassTransformer.java:120) ~[modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.TransformingClassLoader$DelegatedClassLoader.findClass(TransformingClassLoader.java:265) ~[modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.TransformingClassLoader.loadClass(TransformingClassLoader.java:136) ~[modlauncher-8.0.9.jar:?] {re:classloading,re:classloading,re:classloading}     at cpw.mods.modlauncher.TransformingClassLoader.loadClass(TransformingClassLoader.java:98) ~[modlauncher-8.0.9.jar:?] {re:classloading,re:classloading,re:classloading}     at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_51] {}     at gg.essential.network.connectionmanager.ConnectionManager.<init>(ConnectionManager.java:212) ~[?:?] {re:mixin,re:classloading}     at gg.essential.Essential.<init>(Essential.java:139) ~[?:?] {re:mixin,re:classloading}     at gg.essential.Essential.getInstance(Essential.java:168) ~[?:?] {re:mixin,re:classloading}     at gg.essential.mixins.impl.client.MinecraftHook.preinit(MinecraftHook.java:39) ~[?:?] {re:mixin,re:classloading}     at net.minecraft.client.Minecraft.handler$zgd000$preinit(Minecraft.java:4603) ~[?:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:forgematica.mixins.json:MixinMinecraftClient,pl:mixin:APP:mafglib.mixins.json:MixinMinecraftClient,pl:mixin:APP:mixins.essential.json:client.Mixin_IncreaseMenuFpsLimit,pl:mixin:APP:mixins.essential.json:client.Mixin_RunEssentialTasks,pl:mixin:APP:mixins.essential.json:client.MixinMinecraft,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_FixKeybindUnpressedInEmoteWheel,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_RecalculateMenuScale,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_UpdateWindowTitle_AddSPSTitle,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_UpdateWindowTitle_DisplayScreen,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_UpdateWindowTitle_LoadWorld,pl:mixin:APP:mixins.essential.json:compatibility.forge.Mixin_FixInternalByteBufAccess,pl:mixin:APP:mixins.essential.json:compatibility.forge.Mixin_FixPrematureByteBufFree,pl:mixin:APP:mixins.essential.json:events.Mixin_RenderTickEvent,pl:mixin:APP:mixins.essential.json:events.Mixin_RenderTickEvent_Final,pl:mixin:APP:abnormals_core.mixins.json:client.MinecraftMixin,pl:mixin:APP:kubejs-common.mixins.json:MinecraftMixin,pl:mixin:APP:flywheel.mixins.json:ShaderCloseMixin,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A}     at net.minecraft.client.Minecraft.<init>(Minecraft.java:408) [?:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:forgematica.mixins.json:MixinMinecraftClient,pl:mixin:APP:mafglib.mixins.json:MixinMinecraftClient,pl:mixin:APP:mixins.essential.json:client.Mixin_IncreaseMenuFpsLimit,pl:mixin:APP:mixins.essential.json:client.Mixin_RunEssentialTasks,pl:mixin:APP:mixins.essential.json:client.MixinMinecraft,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_FixKeybindUnpressedInEmoteWheel,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_RecalculateMenuScale,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_UpdateWindowTitle_AddSPSTitle,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_UpdateWindowTitle_DisplayScreen,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_UpdateWindowTitle_LoadWorld,pl:mixin:APP:mixins.essential.json:compatibility.forge.Mixin_FixInternalByteBufAccess,pl:mixin:APP:mixins.essential.json:compatibility.forge.Mixin_FixPrematureByteBufFree,pl:mixin:APP:mixins.essential.json:events.Mixin_RenderTickEvent,pl:mixin:APP:mixins.essential.json:events.Mixin_RenderTickEvent_Final,pl:mixin:APP:abnormals_core.mixins.json:client.MinecraftMixin,pl:mixin:APP:kubejs-common.mixins.json:MinecraftMixin,pl:mixin:APP:flywheel.mixins.json:ShaderCloseMixin,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A}     at net.minecraft.client.main.Main.main(Main.java:149) [?:?] {re:classloading,pl:runtimedistcleaner:A}     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_51] {}     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_51] {}     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_51] {}     at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51] {}     at net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:51) [forge-1.16.5-36.2.20.jar:36.2] {}     at net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$531/1174000532.call(Unknown Source) [forge-1.16.5-36.2.20.jar:36.2] {}     at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) [modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) [modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.Launcher.run(Launcher.java:82) [modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.Launcher.main(Launcher.java:66) [modlauncher-8.0.9.jar:?] {} Caused by: org.spongepowered.asm.mixin.throwables.MixinApplyError: Mixin [mixins.essential.json:server.integrated.MixinIntegratedServer] from phase [DEFAULT] in config [mixins.essential.json] FAILED during APPLY     at org.spongepowered.asm.mixin.transformer.MixinProcessor.handleMixinError(MixinProcessor.java:636) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at org.spongepowered.asm.mixin.transformer.MixinProcessor.handleMixinApplyError(MixinProcessor.java:588) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:379) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     ... 28 more Caused by: org.spongepowered.asm.mixin.transformer.throwables.InvalidMixinException: Conflicting type cast at offset 4 in synthetic bridge method func_212871_a_(Ljava/lang/Object;)V     at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.attachUniqueMethod(MixinPreProcessorStandard.java:570) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.attachMethods(MixinPreProcessorStandard.java:354) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.attach(MixinPreProcessorStandard.java:302) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at org.spongepowered.asm.mixin.transformer.MixinPreProcessorStandard.createContextFor(MixinPreProcessorStandard.java:280) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at org.spongepowered.asm.mixin.transformer.MixinInfo.createContextFor(MixinInfo.java:1288) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {re:classloading}     at org.spongepowered.asm.mixin.transformer.MixinApplicatorStandard.apply(MixinApplicatorStandard.java:292) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at org.spongepowered.asm.mixin.transformer.TargetClassContext.apply(TargetClassContext.java:383) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {re:classloading}     at org.spongepowered.asm.mixin.transformer.TargetClassContext.applyMixins(TargetClassContext.java:365) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {re:classloading}     at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:363) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     ... 28 more A detailed walkthrough of the error, its code path and all known details is as follows: --------------------------------------------------------------------------------------- -- Head -- Thread: Render thread Stacktrace:     at org.spongepowered.asm.mixin.transformer.MixinProcessor.applyMixins(MixinProcessor.java:392) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at org.spongepowered.asm.mixin.transformer.MixinTransformer.transformClass(MixinTransformer.java:250) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at org.spongepowered.asm.service.modlauncher.MixinTransformationHandler.processClass(MixinTransformationHandler.java:131) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at org.spongepowered.asm.launch.MixinLaunchPluginLegacy.processClass(MixinLaunchPluginLegacy.java:131) ~[mixin-0.8.4.jar:0.8.4+Jenkins-b308.git-2accda5000f7602229606b39437565542cc6fba4] {}     at cpw.mods.modlauncher.serviceapi.ILaunchPluginService.processClassWithFlags(ILaunchPluginService.java:154) ~[modlauncher-8.0.9.jar:8.0.9+86+master.3cf110c] {}     at cpw.mods.modlauncher.LaunchPluginHandler.offerClassNodeToPlugins(LaunchPluginHandler.java:85) ~[modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.ClassTransformer.transform(ClassTransformer.java:120) ~[modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.TransformingClassLoader$DelegatedClassLoader.findClass(TransformingClassLoader.java:265) ~[modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.TransformingClassLoader.loadClass(TransformingClassLoader.java:136) ~[modlauncher-8.0.9.jar:?] {re:classloading,re:classloading,re:classloading,re:classloading}     at cpw.mods.modlauncher.TransformingClassLoader.loadClass(TransformingClassLoader.java:98) ~[modlauncher-8.0.9.jar:?] {re:classloading,re:classloading,re:classloading,re:classloading}     at java.lang.ClassLoader.loadClass(ClassLoader.java:357) ~[?:1.8.0_51] {}     at gg.essential.network.connectionmanager.ConnectionManager.<init>(ConnectionManager.java:212) ~[?:?] {re:mixin,re:classloading}     at gg.essential.Essential.<init>(Essential.java:139) ~[?:?] {re:mixin,re:classloading}     at gg.essential.Essential.getInstance(Essential.java:168) ~[?:?] {re:mixin,re:classloading}     at gg.essential.mixins.impl.client.MinecraftHook.preinit(MinecraftHook.java:39) ~[?:?] {re:mixin,re:classloading}     at net.minecraft.client.Minecraft.handler$zgd000$preinit(Minecraft.java:4603) ~[?:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:forgematica.mixins.json:MixinMinecraftClient,pl:mixin:APP:mafglib.mixins.json:MixinMinecraftClient,pl:mixin:APP:mixins.essential.json:client.Mixin_IncreaseMenuFpsLimit,pl:mixin:APP:mixins.essential.json:client.Mixin_RunEssentialTasks,pl:mixin:APP:mixins.essential.json:client.MixinMinecraft,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_FixKeybindUnpressedInEmoteWheel,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_RecalculateMenuScale,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_UpdateWindowTitle_AddSPSTitle,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_UpdateWindowTitle_DisplayScreen,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_UpdateWindowTitle_LoadWorld,pl:mixin:APP:mixins.essential.json:compatibility.forge.Mixin_FixInternalByteBufAccess,pl:mixin:APP:mixins.essential.json:compatibility.forge.Mixin_FixPrematureByteBufFree,pl:mixin:APP:mixins.essential.json:events.Mixin_RenderTickEvent,pl:mixin:APP:mixins.essential.json:events.Mixin_RenderTickEvent_Final,pl:mixin:APP:abnormals_core.mixins.json:client.MinecraftMixin,pl:mixin:APP:kubejs-common.mixins.json:MinecraftMixin,pl:mixin:APP:flywheel.mixins.json:ShaderCloseMixin,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A}     at net.minecraft.client.Minecraft.<init>(Minecraft.java:408) ~[?:?] {re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:mixin,pl:accesstransformer:B,pl:runtimedistcleaner:A,re:classloading,pl:accesstransformer:B,pl:mixin:APP:forgematica.mixins.json:MixinMinecraftClient,pl:mixin:APP:mafglib.mixins.json:MixinMinecraftClient,pl:mixin:APP:mixins.essential.json:client.Mixin_IncreaseMenuFpsLimit,pl:mixin:APP:mixins.essential.json:client.Mixin_RunEssentialTasks,pl:mixin:APP:mixins.essential.json:client.MixinMinecraft,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_FixKeybindUnpressedInEmoteWheel,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_RecalculateMenuScale,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_UpdateWindowTitle_AddSPSTitle,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_UpdateWindowTitle_DisplayScreen,pl:mixin:APP:mixins.essential.json:client.gui.Mixin_UpdateWindowTitle_LoadWorld,pl:mixin:APP:mixins.essential.json:compatibility.forge.Mixin_FixInternalByteBufAccess,pl:mixin:APP:mixins.essential.json:compatibility.forge.Mixin_FixPrematureByteBufFree,pl:mixin:APP:mixins.essential.json:events.Mixin_RenderTickEvent,pl:mixin:APP:mixins.essential.json:events.Mixin_RenderTickEvent_Final,pl:mixin:APP:abnormals_core.mixins.json:client.MinecraftMixin,pl:mixin:APP:kubejs-common.mixins.json:MinecraftMixin,pl:mixin:APP:flywheel.mixins.json:ShaderCloseMixin,pl:mixin:APP:create.mixins.json:WindowResizeMixin,pl:mixin:A,pl:runtimedistcleaner:A} -- Initialization -- Details: Stacktrace:     at net.minecraft.client.main.Main.main(Main.java:149) [?:?] {re:classloading,pl:runtimedistcleaner:A}     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_51] {}     at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_51] {}     at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_51] {}     at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_51] {}     at net.minecraftforge.fml.loading.FMLClientLaunchProvider.lambda$launchService$0(FMLClientLaunchProvider.java:51) [forge-1.16.5-36.2.20.jar:36.2] {}     at net.minecraftforge.fml.loading.FMLClientLaunchProvider$$Lambda$531/1174000532.call(Unknown Source) [forge-1.16.5-36.2.20.jar:36.2] {}     at cpw.mods.modlauncher.LaunchServiceHandlerDecorator.launch(LaunchServiceHandlerDecorator.java:37) [modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:54) [modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.LaunchServiceHandler.launch(LaunchServiceHandler.java:72) [modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.Launcher.run(Launcher.java:82) [modlauncher-8.0.9.jar:?] {}     at cpw.mods.modlauncher.Launcher.main(Launcher.java:66) [modlauncher-8.0.9.jar:?] {} -- System Details -- Details:     Minecraft Version: 1.16.5     Minecraft Version ID: 1.16.5     Operating System: Windows 10 (amd64) version 10.0     Java Version: 1.8.0_51, Oracle Corporation     Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation     Memory: 1117332648 bytes (1065 MB) / 3684696064 bytes (3514 MB) up to 9335996416 bytes (8903 MB)     CPUs: 16     JVM Flags: 4 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xss1M -Xmx10016m -Xms256m     Launched Version: forge-36.2.20     Backend library: LWJGL version 3.2.2 build 10     Backend API: NO CONTEXT     GL Caps:      Using VBOs: Yes     Is Modded: Definitely; Client brand changed to 'forge'     Type: Client (map_client.txt)     CPU: <unknown>
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