//-----------------------------------------------------------------------------
// Purpose: Do the headlight
//-----------------------------------------------------------------------------
void CFlashlightEffect::UpdateLightNew(const Vector &vecPos, const Vector &vecForward, const Vector &vecRight, const Vector &vecUp )
{
VPROF_BUDGET( "CFlashlightEffect::UpdateLightNew", VPROF_BUDGETGROUP_SHADOW_DEPTH_TEXTURING );
FlashlightState_t state;
// We will lock some of the flashlight params if player is on a ladder, to prevent oscillations due to the trace-rays
bool bPlayerOnLadder = ( C_BasePlayer::GetLocalPlayer()->GetMoveType() == MOVETYPE_LADDER );
const float flEpsilon = 0.1f; // Offset flashlight position along vecUp
const float flDistCutoff = 128.0f;
const float flDistDrag = 0.2;
CTraceFilterSkipPlayerAndViewModel traceFilter;
float flOffsetY = r_flashlightoffsety.GetFloat();
if( r_swingflashlight.GetBool() )
{
// This projects the view direction backwards, attempting to raise the vertical
// offset of the flashlight, but only when the player is looking down.
Vector vecSwingLight = vecPos + vecForward * -12.0f;
if( vecSwingLight.z > vecPos.z )
{
flOffsetY += (vecSwingLight.z - vecPos.z);
}
}
Vector vOrigin = vecPos + flOffsetY * vecUp;
// Not on ladder...trace a hull
if ( !bPlayerOnLadder )
{
trace_t pmOriginTrace;
UTIL_TraceHull( vecPos, vOrigin, Vector(-4, -4, -4), Vector(4, 4, 4), MASK_SOLID & ~(CONTENTS_HITBOX), &traceFilter, &pmOriginTrace );
if ( pmOriginTrace.DidHit() )
{
vOrigin = vecPos;
}
}
else // on ladder...skip the above hull trace
{
vOrigin = vecPos;
}
// Now do a trace along the flashlight direction to ensure there is nothing within range to pull back from
int iMask = MASK_OPAQUE_AND_NPCS;
iMask &= ~CONTENTS_HITBOX;
iMask |= CONTENTS_WINDOW;
// VR SOURCE - Use weap angle forward vector here
Vector vTarget;
/*if ( VR_Controller()->initialized() && VR_Controller()->hasWeaponTracking() )
{
vTarget = vecPos +
}
else
{*/
vTarget = vecPos + vecForward * r_flashlightfar.GetFloat();
// }
// Work with these local copies of the basis for the rest of the function
Vector vDir = vTarget - vOrigin;
Vector vRight = vecRight;
Vector vUp = vecUp;
VectorNormalize( vDir );
VectorNormalize( vRight );
VectorNormalize( vUp );
// Orthonormalize the basis, since the flashlight texture projection will require this later...
vUp -= DotProduct( vDir, vUp ) * vDir;
VectorNormalize( vUp );
vRight -= DotProduct( vDir, vRight ) * vDir;
VectorNormalize( vRight );
vRight -= DotProduct( vUp, vRight ) * vUp;
VectorNormalize( vRight );
AssertFloatEquals( DotProduct( vDir, vRight ), 0.0f, 1e-3 );
AssertFloatEquals( DotProduct( vDir, vUp ), 0.0f, 1e-3 );
AssertFloatEquals( DotProduct( vRight, vUp ), 0.0f, 1e-3 );
trace_t pmDirectionTrace;
UTIL_TraceHull( vOrigin, vTarget, Vector( -4, -4, -4 ), Vector( 4, 4, 4 ), iMask, &traceFilter, &pmDirectionTrace );
if ( r_flashlightvisualizetrace.GetBool() == true )
{
debugoverlay->AddBoxOverlay( pmDirectionTrace.endpos, Vector( -4, -4, -4 ), Vector( 4, 4, 4 ), QAngle( 0, 0, 0 ), 0, 0, 255, 16, 0 );
debugoverlay->AddLineOverlay( vOrigin, pmDirectionTrace.endpos, 255, 0, 0, false, 0 );
}
float flDist = (pmDirectionTrace.endpos - vOrigin).Length();
if ( flDist < flDistCutoff )
{
// We have an intersection with our cutoff range
// Determine how far to pull back, then trace to see if we are clear
float flPullBackDist = bPlayerOnLadder ? r_flashlightladderdist.GetFloat() : flDistCutoff - flDist; // Fixed pull-back distance if on ladder
m_flDistMod = Lerp( flDistDrag, m_flDistMod, flPullBackDist );
if ( !bPlayerOnLadder )
{
trace_t pmBackTrace;
UTIL_TraceHull( vOrigin, vOrigin - vDir*(flPullBackDist-flEpsilon), Vector( -4, -4, -4 ), Vector( 4, 4, 4 ), iMask, &traceFilter, &pmBackTrace );
if( pmBackTrace.DidHit() )
{
// We have an intersection behind us as well, so limit our m_flDistMod
float flMaxDist = (pmBackTrace.endpos - vOrigin).Length() - flEpsilon;
if( m_flDistMod > flMaxDist )
m_flDistMod = flMaxDist;
}
}
}
else
{
m_flDistMod = Lerp( flDistDrag, m_flDistMod, 0.0f );
}
vOrigin = vOrigin - vDir * m_flDistMod;
state.m_vecLightOrigin = vOrigin;
BasisToQuaternion( vDir, vRight, vUp, state.m_quatOrientation );
state.m_fQuadraticAtten = r_flashlightquadratic.GetFloat();
bool bFlicker = false;
#ifdef HL2_EPISODIC
C_BaseHLPlayer *pPlayer = (C_BaseHLPlayer *)C_BasePlayer::GetLocalPlayer();
if ( pPlayer )
{
float flBatteryPower = ( pPlayer->m_HL2Local.m_flFlashBattery >= 0.0f ) ? ( pPlayer->m_HL2Local.m_flFlashBattery ) : pPlayer->m_HL2Local.m_flSuitPower;
if ( flBatteryPower <= 10.0f )
{
float flScale;
if ( flBatteryPower >= 0.0f )
{
flScale = ( flBatteryPower <= 4.5f ) ? SimpleSplineRemapVal( flBatteryPower, 4.5f, 0.0f, 1.0f, 0.0f ) : 1.0f;
}
else
{
flScale = SimpleSplineRemapVal( flBatteryPower, 10.0f, 4.8f, 1.0f, 0.0f );
}
flScale = clamp( flScale, 0.0f, 1.0f );
if ( flScale < 0.35f )
{
float flFlicker = cosf( gpGlobals->curtime * 6.0f ) * sinf( gpGlobals->curtime * 15.0f );
if ( flFlicker > 0.25f && flFlicker < 0.75f )
{
// On
state.m_fLinearAtten = r_flashlightlinear.GetFloat() * flScale;
}
else
{
// Off
state.m_fLinearAtten = 0.0f;
}
}
else
{
float flNoise = cosf( gpGlobals->curtime * 7.0f ) * sinf( gpGlobals->curtime * 25.0f );
state.m_fLinearAtten = r_flashlightlinear.GetFloat() * flScale + 1.5f * flNoise;
}
state.m_fHorizontalFOVDegrees = r_flashlightfov.GetFloat() - ( 16.0f * (1.0f-flScale) );
state.m_fVerticalFOVDegrees = r_flashlightfov.GetFloat() - ( 16.0f * (1.0f-flScale) );
bFlicker = true;
}
}
#endif // HL2_EPISODIC
if ( bFlicker == false )
{
state.m_fLinearAtten = r_flashlightlinear.GetFloat();
state.m_fHorizontalFOVDegrees = r_flashlightfov.GetFloat();
state.m_fVerticalFOVDegrees = r_flashlightfov.GetFloat();
}
state.m_fConstantAtten = r_flashlightconstant.GetFloat();
state.m_Color[0] = 1.0f;
state.m_Color[1] = 1.0f;
state.m_Color[2] = 1.0f;
state.m_Color[3] = r_flashlightambient.GetFloat();
state.m_NearZ = r_flashlightnear.GetFloat() + m_flDistMod; // Push near plane out so that we don't clip the world when the flashlight pulls back
state.m_FarZ = r_flashlightfar.GetFloat();
state.m_bEnableShadows = r_flashlightdepthtexture.GetBool();
state.m_flShadowMapResolution = r_flashlightdepthres.GetInt();
state.m_pSpotlightTexture = m_FlashlightTexture;
state.m_nSpotlightTextureFrame = 0;
state.m_flShadowAtten = r_flashlightshadowatten.GetFloat();
state.m_flShadowSlopeScaleDepthBias = mat_slopescaledepthbias_shadowmap.GetFloat();
state.m_flShadowDepthBias = mat_depthbias_shadowmap.GetFloat();
if( m_FlashlightHandle == CLIENTSHADOW_INVALID_HANDLE )
{
m_FlashlightHandle = g_pClientShadowMgr->CreateFlashlight( state );
}
else
{
if( !r_flashlightlockposition.GetBool() )
{
g_pClientShadowMgr->UpdateFlashlightState( m_FlashlightHandle, state );
}
}
g_pClientShadowMgr->UpdateProjectedTexture( m_FlashlightHandle, true );
// Kill the old flashlight method if we have one.
LightOffOld();
#ifndef NO_TOOLFRAMEWORK
if ( clienttools->IsInRecordingMode() )
{
KeyValues *msg = new KeyValues( "FlashlightState" );
msg->SetFloat( "time", gpGlobals->curtime );
msg->SetInt( "entindex", m_nEntIndex );
msg->SetInt( "flashlightHandle", m_FlashlightHandle );
msg->SetPtr( "flashlightState", &state );
ToolFramework_PostToolMessage( HTOOLHANDLE_INVALID, msg );
msg->deleteThis();
}
#endif
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void CFlashlightEffect::LightOff()
{
LightOffOld();
LightOffNew();
}
//-----------------------------------------------------------------------------
// Purpose: Do the headlight
//-----------------------------------------------------------------------------
void CFlashlightEffect::UpdateLightNew(const Vector &vecPos, const Vector &vecForward, const Vector &vecRight, const Vector &vecUp)
{
FlashlightState_t state;
Vector end = vecPos + r_flashlightoffsety.GetFloat() * vecUp;
trace_t pmEye, pmEyeBack;
CTraceFilterSkipPlayerAndViewModel traceFilter;
UTIL_TraceHull( vecPos, end, Vector( -4, -4, -4 ), Vector ( 4, 4, 4 ), MASK_SOLID & ~(CONTENTS_HITBOX), &traceFilter, &pmEye );
if ( pmEye.fraction != 1.0f )
{
end = vecPos;
}
int iMask = MASK_OPAQUE_AND_NPCS;
iMask &= ~CONTENTS_HITBOX;
iMask |= CONTENTS_WINDOW;
// Trace a line outward, skipping the player model and the view model.
//Eye -> EyeForward
UTIL_TraceHull( end, vecPos + vecForward * r_flashlightfar.GetFloat(), Vector( -4, -4, -4 ), Vector ( 4, 4, 4 ), iMask, &traceFilter, &pmEye );
UTIL_TraceHull( end, vecPos - vecForward * 128, Vector( -4, -4, -4 ), Vector ( 4, 4, 4 ), iMask, &traceFilter, &pmEyeBack );
float flDist;
float flLength = (pmEye.endpos - end).Length();
if ( flLength <= 128 )
{
flDist = ( ( 1.0f - ( flLength / 128 ) ) * 128.0f );
}
else
{
flDist = 0.0f;
}
m_flDistMod = Lerp( 0.3f, m_flDistMod, flDist );
float flMaxDist = (pmEyeBack.endpos - end).Length();
if( m_flDistMod > flMaxDist )
m_flDistMod = flMaxDist;
Vector vStartPos = end;
Vector vEndPos = pmEye.endpos;
Vector vDir = vEndPos - vStartPos;
VectorNormalize( vDir );
if ( vDir == vec3_origin )
{
vDir = vecForward;
}
vStartPos = vStartPos - vDir * m_flDistMod;
if ( r_flashlightvisualizetrace.GetBool() == true )
{
debugoverlay->AddBoxOverlay( vEndPos, Vector( -4, -4, -4 ), Vector( 4, 4, 4 ), QAngle( 0, 0, 0 ), 0, 0, 255, 16, 0 );
debugoverlay->AddLineOverlay( vStartPos, vEndPos, 255, 0, 0, false, 0 );
}
state.m_vecLightOrigin = vStartPos;
state.m_vecLightDirection = vDir;
state.m_fQuadraticAtten = r_flashlightquadratic.GetFloat();
bool bFlicker = false;
#ifdef HL2_EPISODIC
C_BaseHLPlayer *pPlayer = (C_BaseHLPlayer *)C_BasePlayer::GetLocalPlayer();
if ( pPlayer && pPlayer->m_HL2Local.m_flSuitPower <= 10.0f )
{
float flScale = SimpleSplineRemapVal( pPlayer->m_HL2Local.m_flSuitPower, 10.0f, 4.8f, 1.0f, 0.0f );
flScale = clamp( flScale, 0.0f, 1.0f );
if ( flScale < 0.35f )
{
float flFlicker = cosf( gpGlobals->curtime * 6.0f ) * sinf( gpGlobals->curtime * 15.0f );
if ( flFlicker > 0.25f && flFlicker < 0.75f )
{
// On
state.m_fLinearAtten = r_flashlightlinear.GetFloat() * flScale;
}
else
{
// Off
state.m_fLinearAtten = 0.0f;
}
}
else
{
float flNoise = cosf( gpGlobals->curtime * 7.0f ) * sinf( gpGlobals->curtime * 25.0f );
state.m_fLinearAtten = r_flashlightlinear.GetFloat() * flScale + 1.5f * flNoise;
}
state.m_fHorizontalFOVDegrees = r_flashlightfov.GetFloat() - ( 16.0f * (1.0f-flScale) );
state.m_fVerticalFOVDegrees = r_flashlightfov.GetFloat() - ( 16.0f * (1.0f-flScale) );
bFlicker = true;
}
#endif
if ( bFlicker == false )
{
state.m_fLinearAtten = r_flashlightlinear.GetFloat();
state.m_fHorizontalFOVDegrees = r_flashlightfov.GetFloat();
state.m_fVerticalFOVDegrees = r_flashlightfov.GetFloat();
}
state.m_fConstantAtten = r_flashlightconstant.GetFloat();
state.m_Color.Init( 1.0f, 1.0f, 1.0f );
state.m_NearZ = r_flashlightnear.GetFloat();
state.m_FarZ = r_flashlightfar.GetFloat();
if( m_FlashlightHandle == CLIENTSHADOW_INVALID_HANDLE )
{
m_FlashlightHandle = g_pClientShadowMgr->CreateFlashlight( state );
}
else
{
if( !r_flashlightlockposition.GetBool() )
{
g_pClientShadowMgr->UpdateFlashlightState( m_FlashlightHandle, state );
}
}
g_pClientShadowMgr->UpdateProjectedTexture( m_FlashlightHandle, true );
// Kill the old flashlight method if we have one.
LightOffOld();
}
