WIP: hammers

This commit is contained in:
Aleksey 2020-10-03 09:45:16 +03:00
parent a0aa8c929e
commit 0b36a7f07b
4 changed files with 49 additions and 68 deletions

View file

@ -0,0 +1,47 @@
package ru.betterend.mixin.common;
import java.util.Collection;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.ModifyArg;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfoReturnable;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EquipmentSlot;
import net.minecraft.entity.LivingEntity;
import net.minecraft.entity.attribute.EntityAttributeModifier;
import net.minecraft.entity.attribute.EntityAttributes;
import net.minecraft.entity.damage.DamageSource;
import net.minecraft.item.Item;
@Mixin(LivingEntity.class)
public abstract class LivingEntityMixin {
private Entity lastAttacker;
@Inject(method = "damage", at = @At("HEAD"))
public void damage(DamageSource source, float amount, CallbackInfoReturnable<Boolean> info) {
this.lastAttacker = source.getAttacker();
}
@ModifyArg(method = "damage", at = @At(value = "INVOKE", target = "Lnet/minecraft/entity/LivingEntity;takeKnockback(FDD)V"))
private float increaseKnockback(float value, double x, double z) {
if (lastAttacker != null && lastAttacker instanceof LivingEntity) {
LivingEntity attacker = (LivingEntity) lastAttacker;
value += this.getKnockback(attacker.getMainHandStack().getItem());
}
return value;
}
private double getKnockback(Item tool) {
if (tool == null) return 0.0D;
Collection<EntityAttributeModifier> modifiers = tool.getAttributeModifiers(EquipmentSlot.MAINHAND)
.get(EntityAttributes.GENERIC_ATTACK_KNOCKBACK);
if (modifiers.size() > 0) {
return modifiers.iterator().next().getValue();
}
return 0.0D;
}
}