ElytraFastClose module

src/main/java/com/lambda/mixin/accessor/AccessorEntity.java

@@ -3,11 +3,14 @@
 import net.minecraft.entity.Entity;
 import org.spongepowered.asm.mixin.Mixin;
 import org.spongepowered.asm.mixin.gen.Accessor;
+import org.spongepowered.asm.mixin.gen.Invoker;
 
 @Mixin(Entity.class)
 public interface AccessorEntity {
 
     @Accessor("isInWeb")
     boolean getIsInWeb();
 
+    @Invoker("setFlag")
+    void invokeSetFlag(int flag, boolean set);
 }

src/main/kotlin/com/lambda/client/module/modules/movement/ElytraFastClose.kt

@@ -0,0 +1,33 @@
+package com.lambda.client.module.modules.movement
+
+import com.lambda.client.module.Category
+import com.lambda.client.module.Module
+import com.lambda.client.util.threads.safeListener
+import com.lambda.mixin.accessor.AccessorEntity
+import net.minecraft.network.play.client.CPacketPlayer
+import net.minecraftforge.fml.common.gameevent.TickEvent
+
+object ElytraFastClose : Module(
+    name = "ElytraFastClose",
+    description = "Closes elytra on ground without waiting for the server",
+    category = Category.MOVEMENT
+) {
+    private val stopMotion by setting("Stop Motion", true)
+    private val yThreshold by setting ("Y Distance", 0.05, 0.0..1.0, 0.01)
+
+    init {
+        safeListener<TickEvent.ClientTickEvent> {
+            if (it.phase != TickEvent.Phase.START || !player.isElytraFlying) return@safeListener
+            if (world.collidesWithAnyBlock(player.entityBoundingBox.offset(0.0, -yThreshold, 0.0))) {
+                if (stopMotion) {
+                    player.motionX = 0.0
+                    player.motionY = 0.0
+                    player.motionZ = 0.0
+                }
+                (player as AccessorEntity).invokeSetFlag(7, false)
+                connection.sendPacket(CPacketPlayer(true))
+            }
+        }
+    }
+
+}