First version of the SOurce SDK 2013

game/server/sdk/sdk_brushentity.cpp

@@ -0,0 +1,79 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: Simple brush entity that moves when touched
+//
+//=============================================================================//
+
+#include "cbase.h"
+
+class CMyBrushEntity : public CBaseToggle
+{
+public:
+	DECLARE_CLASS( CMyBrushEntity, CBaseToggle );
+	DECLARE_DATADESC();
+
+	void Spawn( void );
+	bool CreateVPhysics( void );
+
+	void BrushTouch( CBaseEntity *pOther );
+};
+
+LINK_ENTITY_TO_CLASS( my_brush_entity, CMyBrushEntity );
+
+// Start of our data description for the class
+BEGIN_DATADESC( CMyBrushEntity )
+	
+	// Declare this function as being a touch function
+	DEFINE_ENTITYFUNC( BrushTouch ),
+
+END_DATADESC()
+
+//-----------------------------------------------------------------------------
+// Purpose: Sets up the entity's initial state
+//-----------------------------------------------------------------------------
+void CMyBrushEntity::Spawn( void )
+{
+	// We want to capture touches from other entities
+	SetTouch( &CMyBrushEntity::BrushTouch );
+
+	// We should collide with physics
+	SetSolid( SOLID_VPHYSICS );
+	
+	// We push things out of our way
+	SetMoveType( MOVETYPE_PUSH );
+	
+	// Use our brushmodel
+	SetModel( STRING( GetModelName() ) );
+
+	// Create our physics hull information
+	CreateVPhysics();
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Setup our physics information so we collide properly
+//-----------------------------------------------------------------------------
+bool CMyBrushEntity::CreateVPhysics( void )
+{
+	// For collisions with physics objects
+	VPhysicsInitShadow( false, false );
+
+	return true;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: Move away from an entity that touched us
+// Input  : *pOther - the entity we touched
+//-----------------------------------------------------------------------------
+void CMyBrushEntity::BrushTouch( CBaseEntity *pOther )
+{
+	// Get the collision information
+	const trace_t &tr = GetTouchTrace();
+
+	// We want to move away from the impact point along our surface
+	Vector	vecPushDir = tr.plane.normal;
+	vecPushDir.Negate();
+	vecPushDir.z = 0.0f;
+
+	// Move slowly in that direction
+	LinearMove( GetAbsOrigin() + ( vecPushDir * 64.0f ), 32.0f );
+}