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game/client/c_te_projecteddecal.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $Workfile:     $
+// $Date:         $
+// $NoKeywords: $
+//===========================================================================//
+#include "cbase.h"
+#include "c_basetempentity.h"
+#include "iefx.h"
+#include "engine/IStaticPropMgr.h"
+#include "tier1/KeyValues.h"
+#include "toolframework_client.h"
+#include "tier0/vprof.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+// UNDONE:  Get rid of this?
+#define FDECAL_PERMANENT			0x01
+
+//-----------------------------------------------------------------------------
+// Purpose: Projected Decal TE
+//-----------------------------------------------------------------------------
+class C_TEProjectedDecal : public C_BaseTempEntity
+{
+public:
+	DECLARE_CLASS( C_TEProjectedDecal, C_BaseTempEntity );
+	DECLARE_CLIENTCLASS();
+
+					C_TEProjectedDecal( void );
+	virtual			~C_TEProjectedDecal( void );
+
+	virtual void	PostDataUpdate( DataUpdateType_t updateType );
+
+	virtual void	Precache( void );
+
+public:
+	Vector			m_vecOrigin;
+	QAngle			m_angRotation;
+	float			m_flDistance;
+	int				m_nIndex;
+};
+
+
+//-----------------------------------------------------------------------------
+// Networking
+//-----------------------------------------------------------------------------
+IMPLEMENT_CLIENTCLASS_EVENT_DT(C_TEProjectedDecal, DT_TEProjectedDecal, CTEProjectedDecal)
+	RecvPropVector( RECVINFO(m_vecOrigin)),
+	RecvPropQAngles( RECVINFO( m_angRotation )),
+	RecvPropFloat( RECVINFO(m_flDistance)),
+	RecvPropInt( RECVINFO(m_nIndex)),
+END_RECV_TABLE()
+
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+C_TEProjectedDecal::C_TEProjectedDecal( void )
+{
+	m_vecOrigin.Init();
+	m_angRotation.Init();
+	m_flDistance = 0.0f;
+	m_nIndex = 0;
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+C_TEProjectedDecal::~C_TEProjectedDecal( void )
+{
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_TEProjectedDecal::Precache( void )
+{
+}
+
+
+//-----------------------------------------------------------------------------
+// Recording 
+//-----------------------------------------------------------------------------
+static inline void RecordProjectDecal( const Vector &pos, const QAngle &angles, 
+	float flDistance, int index )
+{
+	if ( !ToolsEnabled() )
+		return;
+
+	if ( clienttools->IsInRecordingMode() )
+	{
+		KeyValues *msg = new KeyValues( "TempEntity" );
+
+ 		msg->SetInt( "te", TE_PROJECT_DECAL );
+ 		msg->SetString( "name", "TE_ProjectDecal" );
+		msg->SetFloat( "time", gpGlobals->curtime );
+		msg->SetFloat( "originx", pos.x );
+		msg->SetFloat( "originy", pos.y );
+		msg->SetFloat( "originz", pos.z );
+		msg->SetFloat( "anglesx", angles.x );
+		msg->SetFloat( "anglesy", angles.y );
+		msg->SetFloat( "anglesz", angles.z );
+		msg->SetFloat( "distance", flDistance );
+		msg->SetString( "decalname", effects->Draw_DecalNameFromIndex( index ) );
+
+		ToolFramework_PostToolMessage( HTOOLHANDLE_INVALID, msg );
+		msg->deleteThis();
+	}
+}
+
+void TE_ProjectDecal( IRecipientFilter& filter, float delay,
+	const Vector* pos, const QAngle *angles, float distance, int index )
+{
+	RecordProjectDecal( *pos, *angles, distance, index );
+
+	trace_t	tr;
+
+	Vector fwd;
+	AngleVectors( *angles, &fwd );
+
+	Vector endpos;
+	VectorMA( *pos, distance, fwd, endpos );
+
+	CTraceFilterHitAll traceFilter;
+	UTIL_TraceLine( *pos, endpos, MASK_ALL, &traceFilter, &tr );
+
+	if ( tr.fraction == 1.0f )
+	{
+		return;
+	}
+
+	C_BaseEntity* ent = tr.m_pEnt;
+	Assert( ent );
+
+	int hitbox = tr.hitbox;
+
+	if ( tr.hitbox != 0 )
+	{
+		staticpropmgr->AddDecalToStaticProp( *pos, endpos, hitbox - 1, index, false, tr );
+	}
+	else
+	{
+		// Only decal the world + brush models
+		ent->AddDecal( *pos, endpos, endpos, hitbox, 
+			index, false, tr );
+	}
+}
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+//-----------------------------------------------------------------------------
+void C_TEProjectedDecal::PostDataUpdate( DataUpdateType_t updateType )
+{
+	VPROF( "C_TEProjectedDecal::PostDataUpdate" );
+
+	CBroadcastRecipientFilter filter;
+	TE_ProjectDecal( filter, 0.0f, &m_vecOrigin, &m_angRotation, m_flDistance, m_nIndex );
+}
+
+
+//-----------------------------------------------------------------------------
+// Playback
+//-----------------------------------------------------------------------------
+void TE_ProjectDecal( IRecipientFilter& filter, float delay, KeyValues *pKeyValues )
+{
+	Vector vecOrigin;
+	QAngle angles;
+	vecOrigin.x = pKeyValues->GetFloat( "originx" );
+	vecOrigin.y = pKeyValues->GetFloat( "originy" );
+	vecOrigin.z = pKeyValues->GetFloat( "originz" );
+	angles.x = pKeyValues->GetFloat( "anglesx" );
+	angles.y = pKeyValues->GetFloat( "anglesy" );
+	angles.z = pKeyValues->GetFloat( "anglesz" );
+	float flDistance = pKeyValues->GetFloat( "distance" );
+	const char *pDecalName = pKeyValues->GetString( "decalname" );
+
+	TE_ProjectDecal( filter, 0.0f, &vecOrigin, &angles, flDistance, effects->Draw_DecalIndexFromName( (char*)pDecalName ) );
+}
+