You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
78 lines
2.0 KiB
78 lines
2.0 KiB
//========= Copyright © 1996-2005, 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"
|
|
|
|
#include "imaterialproxydict.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_MATERIAL_PROXY( ParticleSphereProxy, ParticleSphereProxy );
|
|
|