1 files changed, 77 insertions, 0 deletions
diff --git a/game/client/particle_proxies.cpp b/game/client/particle_proxies.cpp
new file mode 100644
index 0000000..0e98330
--- /dev/null
+++ b/game/client/particle_proxies.cpp
@@ -0,0 +1,77 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: This module implements all the proxies used by the particle systems.
+//
+// $NoKeywords: $
+//=============================================================================//
+#include "cbase.h"
+#include "particlemgr.h"
+#include "materialsystem/imaterialproxy.h"
+#include "materialsystem/imaterialvar.h"
+
+// memdbgon must be the last include file in a .cpp file!!!
+#include "tier0/memdbgon.h"
+
+
+// ------------------------------------------------------------------------ //
+// ParticleSphereProxy
+// ------------------------------------------------------------------------ //
+
+class ParticleSphereProxy : public IMaterialProxy
+{
+// IMaterialProxy overrides.
+public:
+	ParticleSphereProxy()
+	{
+	}
+
+	virtual		~ParticleSphereProxy() 
+	{
+	}
+	
+	virtual bool Init( IMaterial *pMaterial, KeyValues *pKeyValues )
+	{
+		m_pLightPosition = pMaterial->FindVar( "$light_position", NULL, false );
+		m_pLightColor = pMaterial->FindVar( "$light_color", NULL, false );
+		return true;
+	}
+
+	virtual void OnBind( void *pvParticleMgr )
+	{
+		if( !pvParticleMgr )
+			return;
+
+		CParticleMgr *pMgr = (CParticleMgr*)pvParticleMgr;
+		CParticleLightInfo info;
+		pMgr->GetDirectionalLightInfo( info );
+
+		// Transform the light into camera space.
+		Vector vTransformedPos = pMgr->GetModelView() * info.m_vPos;
+		if ( m_pLightPosition )
+			m_pLightPosition->SetVecValue( vTransformedPos.Base(), 3 );
+
+		if ( m_pLightColor )
+		{
+			Vector vTotalColor = info.m_vColor * info.m_flIntensity;
+			m_pLightColor->SetVecValue( vTotalColor.Base(), 3 );
+		}
+	}
+
+	virtual void	Release( void ) { delete this; }
+
+	virtual IMaterial *GetMaterial()
+	{
+		IMaterialVar *pVar = m_pLightPosition ? m_pLightPosition : m_pLightColor;
+		if ( !pVar )
+			return NULL;
+		return pVar->GetOwningMaterial();
+	}
+
+private:
+
+	IMaterialVar	*m_pLightPosition;
+	IMaterialVar	*m_pLightColor;
+};
+
+EXPOSE_INTERFACE( ParticleSphereProxy, IMaterialProxy, "ParticleSphereProxy" IMATERIAL_PROXY_INTERFACE_VERSION );
+