From d7a52870003e46858bec65cc76880cecc5de7bb8 Mon Sep 17 00:00:00 2001
From: madmaxoft <github@xoft.cz>
Date: Fri, 30 Aug 2013 18:10:58 +0200
Subject: Basic support for thrown items - eggs, snowballs and ender pearls.

They can be thrown, but they don't do anything on impact. Also they don't save to nor load from  MCA.
---
 source/Entities/ProjectileEntity.cpp | 91 ++++++++++++++++++++++++++++++++++--
 1 file changed, 88 insertions(+), 3 deletions(-)

(limited to 'source/Entities/ProjectileEntity.cpp')

diff --git a/source/Entities/ProjectileEntity.cpp b/source/Entities/ProjectileEntity.cpp
index 1dbc46ca1..91b2c97a8 100644
--- a/source/Entities/ProjectileEntity.cpp
+++ b/source/Entities/ProjectileEntity.cpp
@@ -101,11 +101,14 @@ cProjectileEntity * cProjectileEntity::Create(eKind a_Kind, cEntity * a_Creator,
 
 	switch (a_Kind)
 	{
-		case pkArrow: return new cArrowEntity(a_Creator, a_X, a_Y, a_Z, Speed);
+		case pkArrow:      return new cArrowEntity           (a_Creator, a_X, a_Y, a_Z, Speed);
+		case pkEgg:        return new cThrownEggEntity       (a_Creator, a_X, a_Y, a_Z, Speed);
+		case pkEnderPearl: return new cThrownEnderPearlEntity(a_Creator, a_X, a_Y, a_Z, Speed);
+		case pkSnowball:   return new cThrownSnowballEntity  (a_Creator, a_X, a_Y, a_Z, Speed);
 		// TODO: the rest
 	}
 	
-	LOGWARNING("%s: Unknown kind: %d", __FUNCTION__, a_Kind);
+	LOGWARNING("%s: Unknown projectile kind: %d", __FUNCTION__, a_Kind);
 	return NULL;
 }
 
@@ -210,10 +213,20 @@ void cProjectileEntity::HandlePhysics(float a_Dt, cChunk & a_Chunk)
 
 
 
+void cProjectileEntity::SpawnOn(cClientHandle & a_Client)
+{
+	// Default spawning - use the projectile kind to spawn an object:
+	a_Client.SendSpawnObject(*this, m_ProjectileKind, 0, 0, 0);
+}
+
+
+
+
+
 ///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 // cArrowEntity:
 
-cArrowEntity::cArrowEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d a_Speed) :
+cArrowEntity::cArrowEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
 	super(pkArrow, a_Creator, a_X, a_Y, a_Z, 0.5, 0.5),
 	m_PickupState(psNoPickup),
 	m_DamageCoeff(2)
@@ -264,3 +277,75 @@ void cArrowEntity::SpawnOn(cClientHandle & a_Client)
 
 
 
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cThrownEggEntity:
+
+cThrownEggEntity::cThrownEggEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkEgg, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cThrownEggEntity::OnHitSolidBlock(int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace)
+{
+	// TODO: Random-spawn a chicken or four
+	
+	Destroy();
+}
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cThrownEnderPearlEntity :
+
+cThrownEnderPearlEntity::cThrownEnderPearlEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkEnderPearl, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cThrownEnderPearlEntity::OnHitSolidBlock(int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace)
+{
+	// TODO: Teleport the creator here, make them take 5 damage
+	
+	Destroy();
+}
+
+
+
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+// cThrownSnowballEntity :
+
+cThrownSnowballEntity::cThrownSnowballEntity(cEntity * a_Creator, double a_X, double a_Y, double a_Z, const Vector3d & a_Speed) :
+	super(pkSnowball, a_Creator, a_X, a_Y, a_Z, 0.25, 0.25)
+{
+	SetSpeed(a_Speed);
+}
+
+
+
+
+
+void cThrownSnowballEntity::OnHitSolidBlock(int a_BlockX, int a_BlockY, int a_BlockZ, char a_BlockFace)
+{
+	// TODO: Apply damage to certain mobs (blaze etc.) and anger all mobs
+	
+	Destroy();
+}
+
+
+
+
+
-- 
cgit v1.2.3