test

src/main/java/net/frozenblock/trailiertales/block/EctoplasmBlock.java

@@ -2,12 +2,14 @@
 
 import com.mojang.serialization.MapCodec;
 import com.mojang.serialization.codecs.RecordCodecBuilder;
+import net.frozenblock.trailiertales.entity.Apparition;
 import net.minecraft.core.BlockPos;
 import net.minecraft.world.level.BlockGetter;
 import net.minecraft.world.level.block.*;
 import net.minecraft.world.level.block.state.BlockState;
 import net.minecraft.world.level.material.PushReaction;
 import net.minecraft.world.phys.shapes.CollisionContext;
+import net.minecraft.world.phys.shapes.EntityCollisionContext;
 import net.minecraft.world.phys.shapes.Shapes;
 import net.minecraft.world.phys.shapes.VoxelShape;
 import org.jetbrains.annotations.NotNull;
@@ -33,6 +35,11 @@ protected MapCodec<? extends EctoplasmBlock> codec() {
 	@Override
 	@NotNull
 	public VoxelShape getCollisionShape(@NotNull BlockState blockState, @NotNull BlockGetter blockGetter, @NotNull BlockPos blockPos, @NotNull CollisionContext collisionContext) {
+		if (collisionContext instanceof EntityCollisionContext entityCollisionContext) {
+			if (entityCollisionContext.getEntity() instanceof Apparition) {
+				return super.getCollisionShape(blockState, blockGetter, blockPos, collisionContext);
+			}
+		}
 		return COLLISION_SHAPE;
 	}
 

src/main/java/net/frozenblock/trailiertales/entity/Apparition.java

@@ -357,25 +357,40 @@ protected SoundEvent getAmbientSound() {
 	}
 
 	@Override
-	protected SoundEvent getHurtSound(DamageSource source) {
+	protected @NotNull SoundEvent getHurtSound(DamageSource source) {
 		return TTSounds.APPARITION_HURT;
 	}
 
 	@Override
-	protected SoundEvent getDeathSound() {
+	protected @NotNull SoundEvent getDeathSound() {
 		return TTSounds.APPARITION_DEATH;
 	}
 
+	@Override
+	protected @NotNull MovementEmission getMovementEmission() {
+		return MovementEmission.NONE;
+	}
+
 	@Override
 	public float getSoundVolume() {
 		return 0.75F;
 	}
 
+	@Override
+	public boolean onGround() {
+		return false;
+	}
+
+	@Override
+	public boolean isInWall() {
+		return false;
+	}
+
 	@Override
 	public void tick() {
-		this.noPhysics = true;
+		this.stuckSpeedMultiplier = Vec3.ZERO;
+		this.fallDistance = 0F;
 		super.tick();
-		this.noPhysics = false;
 		this.setNoGravity(true);
 		if (!this.level().isClientSide) {
 			this.tickTransparency();
@@ -640,6 +655,10 @@ protected void doPush(Entity entity) {
 	protected void pushEntities() {
 	}
 
+	@Override
+	public void push(Entity entity) {
+	}
+
 	public void spawnParticles(int count, ParticleOptions particleOptions) {
 		if (this.level() instanceof ServerLevel level) {
 			level.sendParticles(

src/main/java/net/frozenblock/trailiertales/mixin/common/apparition/BlockCollisionsMixin.java

@@ -0,0 +1,40 @@
+package net.frozenblock.trailiertales.mixin.common.apparition;
+
+import com.llamalad7.mixinextras.injector.ModifyExpressionValue;
+import net.frozenblock.trailiertales.block.EctoplasmBlock;
+import net.frozenblock.trailiertales.entity.Apparition;
+import net.minecraft.world.level.BlockCollisions;
+import net.minecraft.world.level.block.Blocks;
+import net.minecraft.world.level.block.state.BlockState;
+import net.minecraft.world.phys.shapes.CollisionContext;
+import net.minecraft.world.phys.shapes.EntityCollisionContext;
+import org.spongepowered.asm.mixin.Final;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.Shadow;
+import org.spongepowered.asm.mixin.injection.At;
+
+@Mixin(BlockCollisions.class)
+public class BlockCollisionsMixin {
+
+	@Shadow
+	@Final
+	private CollisionContext context;
+
+	@ModifyExpressionValue(
+		method = "computeNext",
+		at = @At(
+			value = "INVOKE",
+			target = "Lnet/minecraft/world/level/BlockGetter;getBlockState(Lnet/minecraft/core/BlockPos;)Lnet/minecraft/world/level/block/state/BlockState;"
+		)
+	)
+	public BlockState trailierTales$modifyBlockStateForApparitions(BlockState original) {
+		if (this.context instanceof EntityCollisionContext entityCollisionContext) {
+			if (entityCollisionContext.getEntity() instanceof Apparition) {
+				return original.getBlock() instanceof EctoplasmBlock ? original : Blocks.AIR.defaultBlockState();
+			}
+		}
+
+		return original;
+	}
+
+}

src/main/java/net/frozenblock/trailiertales/mixin/common/apparition/EntityMixin.java

@@ -0,0 +1,29 @@
+package net.frozenblock.trailiertales.mixin.common.apparition;
+
+import com.llamalad7.mixinextras.injector.ModifyExpressionValue;
+import net.frozenblock.trailiertales.entity.Apparition;
+import net.minecraft.world.entity.Entity;
+import net.minecraft.world.phys.shapes.VoxelShape;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import java.util.List;
+
+@Mixin(Entity.class)
+public class EntityMixin {
+
+	@ModifyExpressionValue(
+		method = "collide",
+		at = @At(
+			value = "INVOKE",
+			target = "Lnet/minecraft/world/level/Level;getEntityCollisions(Lnet/minecraft/world/entity/Entity;Lnet/minecraft/world/phys/AABB;)Ljava/util/List;"
+		)
+	)
+	private List<VoxelShape> trailierTales$noApparitionCollisions(List<VoxelShape> original) {
+		if (Entity.class.cast(this) instanceof Apparition) {
+			return List.of();
+		}
+
+		return original;
+	}
+
+}

src/main/resources/trailiertales.mixins.json

@@ -5,6 +5,8 @@
   "compatibilityLevel": "JAVA_21",
   "plugin": "net.frozenblock.trailiertales.mixin.TTMixinPlugin",
   "mixins": [
+    "common.apparition.BlockCollisionsMixin",
+    "common.apparition.EntityMixin",
     "common.armor_stand.ArmorStandMixin",
     "common.boat.BoatMixin",
     "common.boat.ChestBoatMixin",