114 lines
3.3 KiB
C
114 lines
3.3 KiB
C
|
//===== Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ======//
|
|||
|
|
//
|
|||
|
|
// Purpose:
|
|||
|
|
//
|
|||
|
|
// $NoKeywords: $
|
|||
|
|
//===========================================================================//
|
|||
|
|
|
|||
|
|
#ifndef CLIENTALPHAPROPERTY_H
|
|||
|
|
#define CLIENTALPHAPROPERTY_H
|
|||
|
|
#ifdef _WIN32
|
|||
|
|
#pragma once
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
#include "iclientalphaproperty.h"
|
|||
|
|
|
|||
|
|
|
|||
|
|
#define CLIENT_ALPHA_DISTANCE_FADE_MODE_BIT_COUNT 1
|
|||
|
|
|
|||
|
|
//-----------------------------------------------------------------------------
|
|||
|
|
// Implementation class
|
|||
|
|
//-----------------------------------------------------------------------------
|
|||
|
|
class CClientAlphaProperty : public IClientAlphaProperty
|
|||
|
|
{
|
|||
|
|
// Inherited from IClientAlphaProperty
|
|||
|
|
public:
|
|||
|
|
virtual IClientUnknown* GetIClientUnknown();
|
|||
|
|
virtual void SetAlphaModulation( uint8 a );
|
|||
|
|
virtual void SetRenderFX( RenderFx_t nRenderFx, RenderMode_t nRenderMode, float flStartTime = FLT_MAX, float flDuration = 0.0f );
|
|||
|
|
virtual void SetFade( float flGlobalFadeScale, float flDistFadeMinDist, float flDistFadeMaxDist );
|
|||
|
|
virtual void SetDesyncOffset( int nOffset );
|
|||
|
|
virtual void EnableAlphaModulationOverride( bool bEnable );
|
|||
|
|
virtual void EnableShadowAlphaModulationOverride( bool bEnable );
|
|||
|
|
virtual void SetDistanceFadeMode( ClientAlphaDistanceFadeMode_t nFadeMode );
|
|||
|
|
|
|||
|
|
// Other public methods
|
|||
|
|
public:
|
|||
|
|
CClientAlphaProperty( );
|
|||
|
|
void Init( IClientUnknown *pUnk );
|
|||
|
|
|
|||
|
|
// NOTE: Only the client shadow manager should ever call this method!
|
|||
|
|
void SetShadowHandle( ClientShadowHandle_t hShadowHandle );
|
|||
|
|
|
|||
|
|
// Returns the current alpha modulation (no fades or render FX taken into account)
|
|||
|
|
uint8 GetAlphaModulation() const;
|
|||
|
|
|
|||
|
|
// Compute the render alpha (after fades + render FX are applied)
|
|||
|
|
uint8 ComputeRenderAlpha( ) const;
|
|||
|
|
|
|||
|
|
// Returns alpha fade
|
|||
|
|
float GetMinFadeDist() const;
|
|||
|
|
float GetMaxFadeDist() const;
|
|||
|
|
float GetGlobalFadeScale() const;
|
|||
|
|
|
|||
|
|
// Should this ignore the Z buffer?
|
|||
|
|
bool IgnoresZBuffer( void ) const;
|
|||
|
|
|
|||
|
|
private:
|
|||
|
|
// NOTE: Be careful if you add data to this class.
|
|||
|
|
// It needs to be no more than 32 bytes, which it is right now
|
|||
|
|
// (remember the vtable adds 4 bytes). Try to restrict usage
|
|||
|
|
// to reserved areas or figure out a way of compressing existing fields
|
|||
|
|
IClientUnknown *m_pOuter;
|
|||
|
|
|
|||
|
|
ClientShadowHandle_t m_hShadowHandle;
|
|||
|
|
uint16 m_nRenderFX : 5;
|
|||
|
|
uint16 m_nRenderMode : 4;
|
|||
|
|
uint16 m_bAlphaOverride : 1;
|
|||
|
|
uint16 m_bShadowAlphaOverride : 1;
|
|||
|
|
uint16 m_nDistanceFadeMode : CLIENT_ALPHA_DISTANCE_FADE_MODE_BIT_COUNT;
|
|||
|
|
uint16 m_nReserved : 4;
|
|||
|
|
|
|||
|
|
uint16 m_nDesyncOffset;
|
|||
|
|
uint8 m_nAlpha;
|
|||
|
|
uint8 m_nReserved2;
|
|||
|
|
|
|||
|
|
uint16 m_nDistFadeStart;
|
|||
|
|
uint16 m_nDistFadeEnd;
|
|||
|
|
|
|||
|
|
float m_flFadeScale;
|
|||
|
|
float m_flRenderFxStartTime;
|
|||
|
|
float m_flRenderFxDuration;
|
|||
|
|
|
|||
|
|
friend class CClientLeafSystem;
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
// Returns the current alpha modulation
|
|||
|
|
inline uint8 CClientAlphaProperty::GetAlphaModulation() const
|
|||
|
|
{
|
|||
|
|
return m_nAlpha;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
inline float CClientAlphaProperty::GetMinFadeDist() const
|
|||
|
|
{
|
|||
|
|
return m_nDistFadeStart;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
inline float CClientAlphaProperty::GetMaxFadeDist() const
|
|||
|
|
{
|
|||
|
|
return m_nDistFadeEnd;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
inline float CClientAlphaProperty::GetGlobalFadeScale() const
|
|||
|
|
{
|
|||
|
|
return m_flFadeScale;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
inline bool CClientAlphaProperty::IgnoresZBuffer( void ) const
|
|||
|
|
{
|
|||
|
|
return m_nRenderMode == kRenderGlow || m_nRenderMode == kRenderWorldGlow;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
#endif // CLIENTALPHAPROPERTY_H
|