From 39ed87570bdb2f86969d4be821c94b722dc71179 Mon Sep 17 00:00:00 2001
From: Joe Ludwig <joe@valvesoftware.com>
Date: Wed, 26 Jun 2013 15:22:04 -0700
Subject: First version of the SOurce SDK 2013

---
 mp/src/game/server/sdk/sdk_modelentity.cpp | 128 +++++++++++++++++++++++++++++
 1 file changed, 128 insertions(+)
 create mode 100644 mp/src/game/server/sdk/sdk_modelentity.cpp

(limited to 'mp/src/game/server/sdk/sdk_modelentity.cpp')

diff --git a/mp/src/game/server/sdk/sdk_modelentity.cpp b/mp/src/game/server/sdk/sdk_modelentity.cpp
new file mode 100644
index 00000000..e3dca5b6
--- /dev/null
+++ b/mp/src/game/server/sdk/sdk_modelentity.cpp
@@ -0,0 +1,128 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Simple model entity that randomly moves and changes direction
+//			when activated.
+//
+//=============================================================================//
+
+#include "cbase.h"
+
+class CMyModelEntity : public CBaseAnimating
+{
+public:
+	DECLARE_CLASS( CMyModelEntity, CBaseAnimating );
+	DECLARE_DATADESC();
+
+	void Spawn( void );
+	void Precache( void );
+
+	void MoveThink( void );
+
+	// Input function
+	void InputToggle( inputdata_t &inputData );
+
+private:
+
+	bool	m_bActive;
+	float	m_flNextChangeTime;
+};
+
+LINK_ENTITY_TO_CLASS( my_model_entity, CMyModelEntity );
+
+// Start of our data description for the class
+BEGIN_DATADESC( CMyModelEntity )
+	
+	// Save/restore our active state
+	DEFINE_FIELD( m_bActive, FIELD_BOOLEAN ),
+	DEFINE_FIELD( m_flNextChangeTime, FIELD_TIME ),
+
+	// Links our input name from Hammer to our input member function
+	DEFINE_INPUTFUNC( FIELD_VOID, "Toggle", InputToggle ),
+
+	// Declare our think function
+	DEFINE_THINKFUNC( MoveThink ),
+
+END_DATADESC()
+
+// Name of our entity's model
+#define	ENTITY_MODEL	"models/gibs/airboat_broken_engine.mdl"
+
+//-----------------------------------------------------------------------------
+// Purpose: Precache assets used by the entity
+//-----------------------------------------------------------------------------
+void CMyModelEntity::Precache( void )
+{
+	PrecacheModel( ENTITY_MODEL );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Sets up the entity's initial state
+//-----------------------------------------------------------------------------
+void CMyModelEntity::Spawn( void )
+{
+	Precache();
+
+	SetModel( ENTITY_MODEL );
+	SetSolid( SOLID_BBOX );
+	UTIL_SetSize( this, -Vector(20,20,20), Vector(20,20,20) );
+
+	m_bActive = false;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Think function to randomly move the entity
+//-----------------------------------------------------------------------------
+void CMyModelEntity::MoveThink( void )
+{
+	// See if we should change direction again
+	if ( m_flNextChangeTime < gpGlobals->curtime )
+	{
+		// Randomly take a new direction and speed
+		Vector vecNewVelocity = RandomVector( -64.0f, 64.0f );
+		SetAbsVelocity( vecNewVelocity );
+
+		// Randomly change it again within one to three seconds
+		m_flNextChangeTime = gpGlobals->curtime + random->RandomFloat( 1.0f, 3.0f );
+	}
+
+	// Snap our facing to where we're heading
+	Vector velFacing = GetAbsVelocity();
+	QAngle angFacing;
+	VectorAngles( velFacing, angFacing );
+	SetAbsAngles( angFacing );
+
+	// Think every 20Hz
+	SetNextThink( gpGlobals->curtime + 0.05f );
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Toggle the movement of the entity
+//-----------------------------------------------------------------------------
+void CMyModelEntity::InputToggle( inputdata_t &inputData )
+{
+	// Toggle our active state
+	if ( !m_bActive )
+	{
+		// Start thinking
+		SetThink( &CMyModelEntity::MoveThink );
+		SetNextThink( gpGlobals->curtime + 0.05f );
+		
+		// Start flying
+		SetMoveType( MOVETYPE_FLY );
+
+		// Set our next time for changing our speed and direction
+		m_flNextChangeTime = gpGlobals->curtime;
+		m_bActive = true;
+	}
+	else
+	{
+		// Stop thinking
+		SetThink( NULL );
+		
+		// Stop moving
+		SetAbsVelocity( vec3_origin );
+		SetMoveType( MOVETYPE_NONE );
+		
+		m_bActive = false;
+	}
+}
-- 
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