creative no clip

src/main/java/carpet/mixins/PlayerEntity_creativeNoClipMixin.java

@@ -0,0 +1,56 @@
+package carpet.mixins;
+
+import carpet.CarpetSettings;
+import net.minecraft.entity.EntityType;
+import net.minecraft.entity.LivingEntity;
+import net.minecraft.entity.MovementType;
+import net.minecraft.entity.player.PlayerAbilities;
+import net.minecraft.entity.player.PlayerEntity;
+import net.minecraft.util.math.Vec3d;
+import net.minecraft.world.World;
+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;
+import org.spongepowered.asm.mixin.injection.Redirect;
+
+@Mixin(PlayerEntity.class)
+public abstract class PlayerEntity_creativeNoClipMixin extends LivingEntity
+{
+    @Shadow public abstract boolean isCreative();
+
+    @Shadow @Final public PlayerAbilities abilities;
+
+    protected PlayerEntity_creativeNoClipMixin(EntityType<? extends LivingEntity> type, World world)
+    {
+        super(type, world);
+    }
+
+    @Redirect(method = "tick", at = @At(
+            value = "INVOKE",
+            target = "Lnet/minecraft/entity/player/PlayerEntity;isSpectator()Z")
+    )
+    private boolean canClipTroughWorld(PlayerEntity playerEntity)
+    {
+        return playerEntity.isSpectator() || (CarpetSettings.creativeNoClip && playerEntity.isCreative() && playerEntity.abilities.flying);
+
+    }
+
+    @Redirect(method = "tickMovement", at = @At(
+            value = "INVOKE",
+            target = "Lnet/minecraft/entity/player/PlayerEntity;isSpectator()Z")
+    )
+    private boolean collidesWithEntities(PlayerEntity playerEntity)
+    {
+        return playerEntity.isSpectator() || (CarpetSettings.creativeNoClip && playerEntity.isCreative() && playerEntity.abilities.flying);
+    }
+
+    @Redirect(method = "updateSize", at = @At(
+            value = "INVOKE",
+            target = "Lnet/minecraft/entity/player/PlayerEntity;isSpectator()Z")
+    )
+    private boolean spectatorsDontPose(PlayerEntity playerEntity)
+    {
+        return playerEntity.isSpectator() || (CarpetSettings.creativeNoClip && playerEntity.isCreative() && playerEntity.abilities.flying);
+    }
+}