* Add Pig

source/world/entity/Animal.cpp

@@ -0,0 +1,95 @@
+/********************************************************************
+	Minecraft: Pocket Edition - Decompilation Project
+	Copyright (C) 2023 iProgramInCpp
+
+	The following code is licensed under the BSD 1 clause license.
+	SPDX-License-Identifier: BSD-1-Clause
+ ********************************************************************/
+#include "Animal.hpp"
+#include "world/level/Level.hpp"
+
+Animal::Animal(Level* pLevel) : PathfinderMob(pLevel)
+{
+	field_BB4 = 0;
+	m_age = 0;
+}
+
+void Animal::aiStep()
+{
+	int age = getAge();
+	if (age < 0)
+		setAge(age + 1);
+	else if (age)
+		setAge(age - 1);
+
+	Mob::aiStep();
+}
+
+bool Animal::isBaby()
+{
+	return getAge() < 0;
+}
+
+bool Animal::canSpawn()
+{
+	int x = Mth::floor(m_pos.x);
+	int y = Mth::floor(m_hitbox.min.y);
+	int z = Mth::floor(m_pos.z);
+
+	if (m_pLevel->getTile(x, y - 1, z) != Tile::grass->m_ID || m_pLevel->getRawBrightness(x, y, z) < 8)
+		return false;
+
+	return PathfinderMob::canSpawn();
+}
+
+Entity* Animal::findAttackTarget()
+{
+	// Animals are passive mobs.
+	return nullptr;
+}
+
+int Animal::getAmbientSoundInterval()
+{
+	return 240;
+}
+
+int Animal::getCreatureBaseType()
+{
+	return BASE_ANIMAL;
+}
+
+float Animal::getWalkTargetValue(int x, int y, int z)
+{
+	// Animals would rather walk on grass.
+	if (m_pLevel->getTile(x, y - 1, z) == Tile::grass->m_ID)
+		return 10.0f;
+
+	// Animals will avoid dark areas.
+	return m_pLevel->getBrightness(x, y, z) - 0.5f;
+}
+
+bool Animal::hurt(Entity* pCulprit, int damage)
+{
+	// Run around erratically for three seconds.
+	field_BA4 = 60;
+
+	m_pAttackTarget = nullptr;
+	field_BB4 = 0;
+
+	return Mob::hurt(pCulprit, damage);
+}
+
+bool Animal::removeWhenFarAway()
+{
+	return false;
+}
+
+int Animal::getAge()
+{
+	return m_age;
+}
+
+void Animal::setAge(int age)
+{
+	m_age = age;
+}