83 lines
2.2 KiB
C++
83 lines
2.2 KiB
C++
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//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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//=============================================================================//
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#include "cbase.h"
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#include "fx_envelope.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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//-----------------------------------------------------------------------------
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// Constructor
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//-----------------------------------------------------------------------------
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C_EnvelopeFX::C_EnvelopeFX( void )
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{
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m_active = false;
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}
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C_EnvelopeFX::~C_EnvelopeFX()
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{
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RemoveRenderable();
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}
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const matrix3x4_t & C_EnvelopeFX::RenderableToWorldTransform()
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{
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static matrix3x4_t mat;
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SetIdentityMatrix( mat );
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PositionMatrix( GetRenderOrigin(), mat );
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return mat;
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}
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void C_EnvelopeFX::RemoveRenderable()
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{
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ClientLeafSystem()->RemoveRenderable( m_hRenderHandle );
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}
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//-----------------------------------------------------------------------------
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// Purpose: Updates the envelope being in the client's known entity list
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//-----------------------------------------------------------------------------
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void C_EnvelopeFX::Update( void )
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{
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if ( m_active )
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{
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if ( m_hRenderHandle == INVALID_CLIENT_RENDER_HANDLE )
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{
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ClientLeafSystem()->AddRenderable( this, false, RENDERABLE_IS_TRANSLUCENT, RENDERABLE_MODEL_ENTITY );
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}
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else
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{
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ClientLeafSystem()->RenderableChanged( m_hRenderHandle );
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}
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}
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else
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{
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RemoveRenderable();
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}
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}
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//-----------------------------------------------------------------------------
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// Purpose: Starts up the effect
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// Input : entityIndex - entity to be attached to
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// attachment - attachment point (if any) to be attached to
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//-----------------------------------------------------------------------------
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void C_EnvelopeFX::EffectInit( int entityIndex, int attachment )
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{
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m_entityIndex = entityIndex;
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m_attachment = attachment;
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m_active = 1;
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m_t = 0;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Shuts down the effect
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//-----------------------------------------------------------------------------
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void C_EnvelopeFX::EffectShutdown( void )
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{
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m_active = 0;
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m_t = 0;
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}
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