cuberite-2a/src/Mobs/Creeper.cpp

#include "Globals.h"  // NOTE: MSVC stupidness requires this to be the same across all modules

#include "Creeper.h"
#include "../World.h"
#include "../Entities/ProjectileEntity.h"





cCreeper::cCreeper(void) :
	super("Creeper", mtCreeper, "mob.creeper.say", "mob.creeper.say", 0.6, 1.8),
	m_bIsBlowing(false),
	m_bIsCharged(false),
	m_ExplodingTimer(0)
{
}





void cCreeper::Tick(float a_Dt, cChunk & a_Chunk)
{
	super::Tick(a_Dt, a_Chunk);

	if (!ReachedFinalDestination())
	{
		m_ExplodingTimer = 0;
		m_bIsBlowing = false;
		m_World->BroadcastEntityMetadata(*this);
	}
}





void cCreeper::GetDrops(cItems & a_Drops, cEntity * a_Killer)
{
	AddRandomDropItem(a_Drops, 0, 2, E_ITEM_GUNPOWDER);

	if ((a_Killer != NULL) && (a_Killer->IsProjectile()))
	{
		if (((cMonster *)((cProjectileEntity *)a_Killer)->GetCreator())->GetMobType() == mtSkeleton)
		{
			// 12 music discs. TickRand starts from 0, so range = 11. Disk IDs start at 2256, so add that. There.
			AddRandomDropItem(a_Drops, 1, 1, (short)m_World->GetTickRandomNumber(11) + 2256);
		}
	}
}





void cCreeper::DoTakeDamage(TakeDamageInfo & a_TDI)
{
	super::DoTakeDamage(a_TDI);

	if (a_TDI.DamageType == dtLightning)
	{
		m_bIsCharged = true;
	}

	m_World->BroadcastEntityMetadata(*this);
}





void cCreeper::Attack(float a_Dt)
{
	UNUSED(a_Dt);

	m_ExplodingTimer += 1;

	if (!m_bIsBlowing)
	{
		m_World->BroadcastSoundEffect("random.fuse", (int)GetPosX() * 8, (int)GetPosY() * 8, (int)GetPosZ() * 8, 1.f, (float)(0.75 + ((float)((GetUniqueID() * 23) % 32)) / 64));
		m_bIsBlowing = true;
		m_World->BroadcastEntityMetadata(*this);
	}

	if (m_ExplodingTimer == 20)
	{
		m_World->DoExplosionAt((m_bIsCharged ? 5 : 3), GetPosX(), GetPosY(), GetPosZ(), false, esMonster, this);
		Destroy();
	}
}