Team Fortress 2 Source Code as on 22/4/2020
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
//=============================================================================//
#include "cbase.h"
#include "shareddefs.h"
#include "materialsystem/imesh.h"
#include "materialsystem/imaterial.h"
#include "view.h"
#include "iviewrender.h"
#include "view_shared.h"
#include "texture_group_names.h"
#include "tier0/icommandline.h"
#include "KeyValues.h"
#include "ScreenSpaceEffects.h"
#include "materialsystem/imaterialsystemhardwareconfig.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
class C_EnvScreenOverlay : public C_BaseEntity
{
DECLARE_CLASS( C_EnvScreenOverlay, C_BaseEntity );
public:
DECLARE_CLIENTCLASS();
void PreDataUpdate( DataUpdateType_t updateType );
void PostDataUpdate( DataUpdateType_t updateType );
void HandleOverlaySwitch( void );
void StartOverlays( void );
void StopOverlays( void );
void StartCurrentOverlay( void );
void ClientThink( void );
protected:
char m_iszOverlayNames[ MAX_SCREEN_OVERLAYS ][255];
float m_flOverlayTimes[ MAX_SCREEN_OVERLAYS ];
float m_flStartTime;
int m_iDesiredOverlay;
bool m_bIsActive;
bool m_bWasActive;
int m_iCachedDesiredOverlay;
int m_iCurrentOverlay;
float m_flCurrentOverlayTime;
};
IMPLEMENT_CLIENTCLASS_DT( C_EnvScreenOverlay, DT_EnvScreenOverlay, CEnvScreenOverlay )
RecvPropArray( RecvPropString( RECVINFO( m_iszOverlayNames[0]) ), m_iszOverlayNames ),
RecvPropArray( RecvPropFloat( RECVINFO( m_flOverlayTimes[0] ) ), m_flOverlayTimes ),
RecvPropFloat( RECVINFO( m_flStartTime ) ),
RecvPropInt( RECVINFO( m_iDesiredOverlay ) ),
RecvPropBool( RECVINFO( m_bIsActive ) ),
END_RECV_TABLE()
//-----------------------------------------------------------------------------
// Purpose:
// Input : updateType -
//-----------------------------------------------------------------------------
void C_EnvScreenOverlay::PreDataUpdate( DataUpdateType_t updateType )
{
BaseClass::PreDataUpdate( updateType );
m_bWasActive = m_bIsActive;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void C_EnvScreenOverlay::PostDataUpdate( DataUpdateType_t updateType )
{
BaseClass::PostDataUpdate( updateType );
// If we have a start time now, start the overlays going
if ( m_bIsActive && m_flStartTime > 0 && view->GetScreenOverlayMaterial() == NULL )
{
StartOverlays();
}
if ( m_flStartTime == -1 )
{
StopOverlays();
}
HandleOverlaySwitch();
if ( updateType == DATA_UPDATE_CREATED &&
CommandLine()->FindParm( "-makereslists" ) )
{
for ( int i = 0; i < MAX_SCREEN_OVERLAYS; ++i )
{
if ( m_iszOverlayNames[ i ] && m_iszOverlayNames[ i ][ 0 ] )
{
materials->FindMaterial( m_iszOverlayNames[ i ], TEXTURE_GROUP_CLIENT_EFFECTS, false );
}
}
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void C_EnvScreenOverlay::StopOverlays( void )
{
SetNextClientThink( CLIENT_THINK_NEVER );
if ( m_bWasActive && !m_bIsActive )
{
view->SetScreenOverlayMaterial( NULL );
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void C_EnvScreenOverlay::StartOverlays( void )
{
m_iCurrentOverlay = 0;
m_flCurrentOverlayTime = 0;
m_iCachedDesiredOverlay = 0;
SetNextClientThink( CLIENT_THINK_ALWAYS );
StartCurrentOverlay();
HandleOverlaySwitch();
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void C_EnvScreenOverlay::HandleOverlaySwitch( void )
{
if( m_iCachedDesiredOverlay != m_iDesiredOverlay )
{
m_iCurrentOverlay = m_iDesiredOverlay;
m_iCachedDesiredOverlay = m_iDesiredOverlay;
StartCurrentOverlay();
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void C_EnvScreenOverlay::StartCurrentOverlay( void )
{
if ( m_iCurrentOverlay == MAX_SCREEN_OVERLAYS || !m_iszOverlayNames[m_iCurrentOverlay] || !m_iszOverlayNames[m_iCurrentOverlay][0] )
{
// Hit the end of our overlays, so stop.
m_flStartTime = 0;
StopOverlays();
return;
}
if ( m_flOverlayTimes[m_iCurrentOverlay] == -1 )
m_flCurrentOverlayTime = -1;
else
m_flCurrentOverlayTime = gpGlobals->curtime + m_flOverlayTimes[m_iCurrentOverlay];
// Bring up the current overlay
IMaterial *pMaterial = materials->FindMaterial( m_iszOverlayNames[m_iCurrentOverlay], TEXTURE_GROUP_CLIENT_EFFECTS, false );
if ( !IsErrorMaterial( pMaterial ) )
{
view->SetScreenOverlayMaterial( pMaterial );
}
else
{
Warning("env_screenoverlay couldn't find overlay %s.\n", m_iszOverlayNames[m_iCurrentOverlay] );
StopOverlays();
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void C_EnvScreenOverlay::ClientThink( void )
{
// If the current overlay's run out, go to the next one
if ( m_flCurrentOverlayTime != -1 && m_flCurrentOverlayTime < gpGlobals->curtime )
{
m_iCurrentOverlay++;
StartCurrentOverlay();
}
}
// Effect types
enum
{
SCREENEFFECT_EP2_ADVISOR_STUN,
SCREENEFFECT_EP1_INTRO,
SCREENEFFECT_EP2_GROGGY,
};
// ============================================================================
// Screenspace effect
// ============================================================================
class C_EnvScreenEffect : public C_BaseEntity
{
DECLARE_CLASS( C_EnvScreenEffect, C_BaseEntity );
public:
DECLARE_CLIENTCLASS();
virtual void ReceiveMessage( int classID, bf_read &msg );
private:
float m_flDuration;
int m_nType;
};
IMPLEMENT_CLIENTCLASS_DT( C_EnvScreenEffect, DT_EnvScreenEffect, CEnvScreenEffect )
RecvPropFloat( RECVINFO( m_flDuration ) ),
RecvPropInt( RECVINFO( m_nType ) ),
END_RECV_TABLE()
//-----------------------------------------------------------------------------
// Purpose:
// Input : classID -
// &msg -
//-----------------------------------------------------------------------------
void C_EnvScreenEffect::ReceiveMessage( int classID, bf_read &msg )
{
// Make sure our IDs match
if ( classID != GetClientClass()->m_ClassID )
{
// Message is for subclass
BaseClass::ReceiveMessage( classID, msg );
return;
}
int messageType = msg.ReadByte();
switch( messageType )
{
// Effect turning on
case 0: // FIXME: Declare
{
// Create a keyvalue block to set these params
KeyValues *pKeys = new KeyValues( "keys" );
if ( pKeys == NULL )
return;
if ( m_nType == SCREENEFFECT_EP1_INTRO )
{
if( g_pMaterialSystemHardwareConfig->GetDXSupportLevel() < 80 )
{
return;
}
// Set our keys
pKeys->SetFloat( "duration", m_flDuration );
pKeys->SetInt( "fadeout", 0 );
g_pScreenSpaceEffects->SetScreenSpaceEffectParams( "episodic_intro", pKeys );
g_pScreenSpaceEffects->EnableScreenSpaceEffect( "episodic_intro" );
}
else if ( m_nType == SCREENEFFECT_EP2_ADVISOR_STUN )
{
// Set our keys
pKeys->SetFloat( "duration", m_flDuration );
g_pScreenSpaceEffects->SetScreenSpaceEffectParams( "episodic_stun", pKeys );
g_pScreenSpaceEffects->EnableScreenSpaceEffect( "episodic_stun" );
}
else if ( m_nType == SCREENEFFECT_EP2_GROGGY )
{
if( g_pMaterialSystemHardwareConfig->GetDXSupportLevel() < 80 )
return;
// Set our keys
pKeys->SetFloat( "duration", m_flDuration );
pKeys->SetInt( "fadeout", 0 );
g_pScreenSpaceEffects->SetScreenSpaceEffectParams( "ep2_groggy", pKeys );
g_pScreenSpaceEffects->EnableScreenSpaceEffect( "ep2_groggy" );
}
pKeys->deleteThis();
}
break;
// Effect turning off
case 1: // FIXME: Declare
if ( m_nType == SCREENEFFECT_EP1_INTRO )
{
if( g_pMaterialSystemHardwareConfig->GetDXSupportLevel() < 80 )
{
return;
}
// Create a keyvalue block to set these params
KeyValues *pKeys = new KeyValues( "keys" );
if ( pKeys == NULL )
return;
// Set our keys
pKeys->SetFloat( "duration", m_flDuration );
pKeys->SetInt( "fadeout", 1 );
g_pScreenSpaceEffects->SetScreenSpaceEffectParams( "episodic_intro", pKeys );
}
else if ( m_nType == SCREENEFFECT_EP2_ADVISOR_STUN )
{
g_pScreenSpaceEffects->DisableScreenSpaceEffect( "episodic_stun" );
}
else if ( m_nType == SCREENEFFECT_EP2_GROGGY )
{
if( g_pMaterialSystemHardwareConfig->GetDXSupportLevel() < 80 )
{
return;
}
// Create a keyvalue block to set these params
KeyValues *pKeys = new KeyValues( "keys" );
if ( pKeys == NULL )
return;
// Set our keys
pKeys->SetFloat( "duration", m_flDuration );
pKeys->SetInt( "fadeout", 1 );
g_pScreenSpaceEffects->SetScreenSpaceEffectParams( "ep2_groggy", pKeys );
}
break;
}
}