From b691c43c44ff180d10e7d4a9afc83b98551ff586 Mon Sep 17 00:00:00 2001
From: daoge_cmd <3523206925@qq.com>
Date: Sun, 1 Mar 2026 12:16:08 +0800
Subject: Initial commit

---
 Minecraft.World/SwellGoal.cpp | 54 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 54 insertions(+)
 create mode 100644 Minecraft.World/SwellGoal.cpp

(limited to 'Minecraft.World/SwellGoal.cpp')

diff --git a/Minecraft.World/SwellGoal.cpp b/Minecraft.World/SwellGoal.cpp
new file mode 100644
index 00000000..9065ba16
--- /dev/null
+++ b/Minecraft.World/SwellGoal.cpp
@@ -0,0 +1,54 @@
+#include "stdafx.h"
+#include "net.minecraft.world.entity.ai.control.h"
+#include "net.minecraft.world.entity.ai.sensing.h"
+#include "net.minecraft.world.entity.ai.navigation.h"
+#include "net.minecraft.world.entity.monster.h"
+#include "SwellGoal.h"
+
+SwellGoal::SwellGoal(Creeper *creeper)
+{
+	target = weak_ptr<Mob>();
+
+	this->creeper = creeper;
+	setRequiredControlFlags(Control::MoveControlFlag);
+}
+
+bool SwellGoal::canUse()
+{
+	shared_ptr<Mob> target = creeper->getTarget();
+	return creeper->getSwellDir() > 0 || (target != NULL && (creeper->distanceToSqr(target) < 3 * 3));
+}
+
+void SwellGoal::start()
+{
+	creeper->getNavigation()->stop();
+	target = weak_ptr<Mob>(creeper->getTarget());
+}
+
+void SwellGoal::stop()
+{
+	target = weak_ptr<Mob>();
+}
+
+void SwellGoal::tick()
+{
+	if (target.lock() == NULL)
+	{
+		creeper->setSwellDir(-1);
+		return;
+	}
+
+	if (creeper->distanceToSqr(target.lock()) > 7 * 7)
+	{
+		creeper->setSwellDir(-1);
+		return;
+	}
+
+	if (!creeper->getSensing()->canSee(target.lock()))
+	{
+		creeper->setSwellDir(-1);
+		return;
+	}
+
+	creeper->setSwellDir(1);
+}
-- 
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