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hl2sdk/game/client/hl2/fx_hl2_tracers.cpp
2013-06-26 15:22:04 -07:00

696 lines
22 KiB
C++

//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: Game-specific impact effect hooks
//
//=============================================================================//
#include "cbase.h"
#include "fx.h"
#include "c_te_effect_dispatch.h"
#include "tier0/vprof.h"
#include "fx_line.h"
#include "fx_quad.h"
#include "view.h"
#include "particles_localspace.h"
#include "dlight.h"
#include "iefx.h"
#include "clienteffectprecachesystem.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
extern Vector GetTracerOrigin( const CEffectData &data );
extern void FX_TracerSound( const Vector &start, const Vector &end, int iTracerType );
extern ConVar muzzleflash_light;
CLIENTEFFECT_REGISTER_BEGIN( PrecacheTracers )
CLIENTEFFECT_MATERIAL( "effects/gunshiptracer" )
CLIENTEFFECT_MATERIAL( "effects/combinemuzzle1" )
CLIENTEFFECT_MATERIAL( "effects/combinemuzzle2_nocull" )
CLIENTEFFECT_REGISTER_END()
//-----------------------------------------------------------------------------
// Purpose: Gunship's Tracer
//-----------------------------------------------------------------------------
void GunshipTracerCallback( const CEffectData &data )
{
float flVelocity = data.m_flScale;
bool bWhiz = (data.m_fFlags & TRACER_FLAG_WHIZ);
FX_GunshipTracer( (Vector&)data.m_vStart, (Vector&)data.m_vOrigin, flVelocity, bWhiz );
}
DECLARE_CLIENT_EFFECT( "GunshipTracer", GunshipTracerCallback );
//-----------------------------------------------------------------------------
// Purpose: Strider's Tracer
//-----------------------------------------------------------------------------
void StriderTracerCallback( const CEffectData &data )
{
float flVelocity = data.m_flScale;
bool bWhiz = (data.m_fFlags & TRACER_FLAG_WHIZ);
FX_StriderTracer( (Vector&)data.m_vStart, (Vector&)data.m_vOrigin, flVelocity, bWhiz );
}
DECLARE_CLIENT_EFFECT( "StriderTracer", StriderTracerCallback );
//-----------------------------------------------------------------------------
// Purpose: Hunter's Tracer
//-----------------------------------------------------------------------------
void HunterTracerCallback( const CEffectData &data )
{
float flVelocity = data.m_flScale;
bool bWhiz = (data.m_fFlags & TRACER_FLAG_WHIZ);
FX_HunterTracer( (Vector&)data.m_vStart, (Vector&)data.m_vOrigin, flVelocity, bWhiz );
}
DECLARE_CLIENT_EFFECT( "HunterTracer", HunterTracerCallback );
//-----------------------------------------------------------------------------
// Purpose: Gauss Gun's Tracer
//-----------------------------------------------------------------------------
void GaussTracerCallback( const CEffectData &data )
{
float flVelocity = data.m_flScale;
bool bWhiz = (data.m_fFlags & TRACER_FLAG_WHIZ);
FX_GaussTracer( (Vector&)data.m_vStart, (Vector&)data.m_vOrigin, flVelocity, bWhiz );
}
DECLARE_CLIENT_EFFECT( "GaussTracer", GaussTracerCallback );
//-----------------------------------------------------------------------------
// Purpose: Airboat gun tracers
//-----------------------------------------------------------------------------
void AirboatGunHeavyTracerCallback( const CEffectData &data )
{
// Grab the data
Vector vecStart = GetTracerOrigin( data );
float flVelocity = data.m_flScale;
// Use default velocity if none specified
if ( !flVelocity )
{
flVelocity = 8000;
}
//Get out shot direction and length
Vector vecShotDir;
VectorSubtract( data.m_vOrigin, vecStart, vecShotDir );
float flTotalDist = VectorNormalize( vecShotDir );
// Don't make small tracers
if ( flTotalDist <= 64 )
return;
float flLength = random->RandomFloat( 300.0f, 400.0f );
float flLife = ( flTotalDist + flLength ) / flVelocity; //NOTENOTE: We want the tail to finish its run as well
// Add it
FX_AddDiscreetLine( vecStart, vecShotDir, flVelocity, flLength, flTotalDist, 5.0f, flLife, "effects/gunshiptracer" );
}
DECLARE_CLIENT_EFFECT( "AirboatGunHeavyTracer", AirboatGunHeavyTracerCallback );
//-----------------------------------------------------------------------------
// Purpose: Airboat gun tracers
//-----------------------------------------------------------------------------
void AirboatGunTracerCallback( const CEffectData &data )
{
// Grab the data
Vector vecStart = GetTracerOrigin( data );
float flVelocity = data.m_flScale;
// Use default velocity if none specified
if ( !flVelocity )
{
flVelocity = 10000;
}
//Get out shot direction and length
Vector vecShotDir;
VectorSubtract( data.m_vOrigin, vecStart, vecShotDir );
float flTotalDist = VectorNormalize( vecShotDir );
// Don't make small tracers
if ( flTotalDist <= 64 )
return;
float flLength = random->RandomFloat( 256.0f, 384.0f );
float flLife = ( flTotalDist + flLength ) / flVelocity; //NOTENOTE: We want the tail to finish its run as well
// Add it
FX_AddDiscreetLine( vecStart, vecShotDir, flVelocity, flLength, flTotalDist, 2.0f, flLife, "effects/gunshiptracer" );
}
DECLARE_CLIENT_EFFECT( "AirboatGunTracer", AirboatGunTracerCallback );
//-----------------------------------------------------------------------------
// Purpose: Airboat gun tracers
//-----------------------------------------------------------------------------
void HelicopterTracerCallback( const CEffectData &data )
{
// Grab the data
Vector vecStart = GetTracerOrigin( data );
float flVelocity = data.m_flScale;
// Use default velocity if none specified
if ( !flVelocity )
{
flVelocity = 8000;
}
//Get out shot direction and length
Vector vecShotDir;
VectorSubtract( data.m_vOrigin, vecStart, vecShotDir );
float flTotalDist = VectorNormalize( vecShotDir );
// Don't make small tracers
if ( flTotalDist <= 256 )
return;
float flLength = random->RandomFloat( 256.0f, 384.0f );
float flLife = ( flTotalDist + flLength ) / flVelocity; //NOTENOTE: We want the tail to finish its run as well
// Add it
FX_AddDiscreetLine( vecStart, vecShotDir, flVelocity, flLength, flTotalDist, 5.0f, flLife, "effects/gunshiptracer" );
if (data.m_fFlags & TRACER_FLAG_WHIZ)
{
FX_TracerSound( vecStart, data.m_vOrigin, TRACER_TYPE_GUNSHIP );
}
}
DECLARE_CLIENT_EFFECT( "HelicopterTracer", HelicopterTracerCallback );
//-----------------------------------------------------------------------------
// Purpose:
// Input : start -
// end -
//-----------------------------------------------------------------------------
void FX_PlayerAR2Tracer( const Vector &start, const Vector &end )
{
VPROF_BUDGET( "FX_PlayerAR2Tracer", VPROF_BUDGETGROUP_PARTICLE_RENDERING );
Vector shotDir, dStart, dEnd;
float length;
//Find the direction of the tracer
VectorSubtract( end, start, shotDir );
length = VectorNormalize( shotDir );
//We don't want to draw them if they're too close to us
if ( length < 128 )
return;
//Randomly place the tracer along this line, with a random length
VectorMA( start, random->RandomFloat( 0.0f, 8.0f ), shotDir, dStart );
VectorMA( dStart, MIN( length, random->RandomFloat( 256.0f, 1024.0f ) ), shotDir, dEnd );
//Create the line
CFXStaticLine *tracerLine = new CFXStaticLine( "Tracer", dStart, dEnd, random->RandomFloat( 6.0f, 12.0f ), 0.01f, "effects/gunshiptracer", 0 );
assert( tracerLine );
//Throw it into the list
clienteffects->AddEffect( tracerLine );
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : start -
// end -
// velocity -
// makeWhiz -
//-----------------------------------------------------------------------------
void FX_AR2Tracer( Vector& start, Vector& end, int velocity, bool makeWhiz )
{
VPROF_BUDGET( "FX_AR2Tracer", VPROF_BUDGETGROUP_PARTICLE_RENDERING );
//Don't make small tracers
float dist;
Vector dir;
VectorSubtract( end, start, dir );
dist = VectorNormalize( dir );
// Don't make short tracers.
if ( dist < 128 )
return;
float length = random->RandomFloat( 128.0f, 256.0f );
float life = ( dist + length ) / velocity; //NOTENOTE: We want the tail to finish its run as well
//Add it
FX_AddDiscreetLine( start, dir, velocity, length, dist, random->RandomFloat( 0.5f, 1.5f ), life, "effects/gunshiptracer" );
if( makeWhiz )
{
FX_TracerSound( start, end, TRACER_TYPE_GUNSHIP );
}
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void AR2TracerCallback( const CEffectData &data )
{
C_BasePlayer *player = C_BasePlayer::GetLocalPlayer();
if ( player == NULL )
return;
// Grab the data
Vector vecStart = GetTracerOrigin( data );
float flVelocity = data.m_flScale;
bool bWhiz = (data.m_fFlags & TRACER_FLAG_WHIZ);
int iEntIndex = data.entindex();
if ( iEntIndex && iEntIndex == player->index )
{
Vector foo = data.m_vStart;
QAngle vangles;
Vector vforward, vright, vup;
engine->GetViewAngles( vangles );
AngleVectors( vangles, &vforward, &vright, &vup );
VectorMA( data.m_vStart, 4, vright, foo );
foo[2] -= 0.5f;
FX_PlayerAR2Tracer( foo, (Vector&)data.m_vOrigin );
return;
}
// Use default velocity if none specified
if ( !flVelocity )
{
flVelocity = 8000;
}
// Do tracer effect
FX_AR2Tracer( (Vector&)vecStart, (Vector&)data.m_vOrigin, flVelocity, bWhiz );
}
DECLARE_CLIENT_EFFECT( "AR2Tracer", AR2TracerCallback );
//-----------------------------------------------------------------------------
// Purpose:
// Input : &data -
//-----------------------------------------------------------------------------
void AR2ExplosionCallback( const CEffectData &data )
{
float lifetime = random->RandomFloat( 0.4f, 0.75f );
// Ground splash
FX_AddQuad( data.m_vOrigin,
data.m_vNormal,
data.m_flRadius,
data.m_flRadius * 4.0f,
0.85f,
1.0f,
0.0f,
0.25f,
random->RandomInt( 0, 360 ),
random->RandomFloat( -4, 4 ),
Vector( 1.0f, 1.0f, 1.0f ),
lifetime,
"effects/combinemuzzle1",
(FXQUAD_BIAS_SCALE|FXQUAD_BIAS_ALPHA) );
Vector vRight, vUp;
VectorVectors( data.m_vNormal, vRight, vUp );
Vector start, end;
float radius = data.m_flRadius * 0.15f;
// Base vertical shaft
FXLineData_t lineData;
start = data.m_vOrigin;
end = start + ( data.m_vNormal * random->RandomFloat( radius*2.0f, radius*4.0f ) );
lineData.m_flDieTime = lifetime;
lineData.m_flStartAlpha= 1.0f;
lineData.m_flEndAlpha = 0.0f;
lineData.m_flStartScale = radius*4;
lineData.m_flEndScale = radius*5;
lineData.m_pMaterial = materials->FindMaterial( "effects/ar2ground2", 0, 0 );
lineData.m_vecStart = start;
lineData.m_vecStartVelocity = vec3_origin;
lineData.m_vecEnd = end;
lineData.m_vecEndVelocity = data.m_vNormal * random->RandomFloat( 200, 350 );
FX_AddLine( lineData );
// Inner filler shaft
start = data.m_vOrigin;
end = start + ( data.m_vNormal * random->RandomFloat( 16, radius*0.25f ) );
lineData.m_flDieTime = lifetime - 0.1f;
lineData.m_flStartAlpha= 1.0f;
lineData.m_flEndAlpha = 0.0f;
lineData.m_flStartScale = radius*2;
lineData.m_flEndScale = radius*4;
lineData.m_pMaterial = materials->FindMaterial( "effects/ar2ground2", 0, 0 );
lineData.m_vecStart = start;
lineData.m_vecStartVelocity = vec3_origin;
lineData.m_vecEnd = end;
lineData.m_vecEndVelocity = data.m_vNormal * random->RandomFloat( 64, 128 );
FX_AddLine( lineData );
}
DECLARE_CLIENT_EFFECT( "AR2Explosion", AR2ExplosionCallback );
//-----------------------------------------------------------------------------
// Purpose:
// Input : &data -
//-----------------------------------------------------------------------------
void AR2ImpactCallback( const CEffectData &data )
{
FX_AddQuad( data.m_vOrigin,
data.m_vNormal,
random->RandomFloat( 24, 32 ),
0,
0.75f,
1.0f,
0.0f,
0.4f,
random->RandomInt( 0, 360 ),
0,
Vector( 1.0f, 1.0f, 1.0f ),
0.25f,
"effects/combinemuzzle2_nocull",
(FXQUAD_BIAS_SCALE|FXQUAD_BIAS_ALPHA) );
}
DECLARE_CLIENT_EFFECT( "AR2Impact", AR2ImpactCallback );
//-----------------------------------------------------------------------------
// Creates a muzzleflash elight
//-----------------------------------------------------------------------------
void CreateMuzzleflashELight( const Vector &origin, int exponent, int nMinRadius, int nMaxRadius, ClientEntityHandle_t hEntity )
{
if ( muzzleflash_light.GetInt() )
{
int entityIndex = ClientEntityList().HandleToEntIndex( hEntity );
if ( entityIndex >= 0 )
{
dlight_t *el = effects->CL_AllocElight( LIGHT_INDEX_MUZZLEFLASH + entityIndex );
el->origin = origin;
el->color.r = 255;
el->color.g = 192;
el->color.b = 64;
el->color.exponent = exponent;
el->radius = random->RandomInt( nMinRadius, nMaxRadius );
el->decay = el->radius / 0.05f;
el->die = gpGlobals->curtime + 0.1f;
}
}
}
//-----------------------------------------------------------------------------
// Airboat muzzle flashes
//-----------------------------------------------------------------------------
void MuzzleFlash_Airboat( ClientEntityHandle_t hEntity, int attachmentIndex )
{
VPROF_BUDGET( "MuzzleFlash_Airboat", VPROF_BUDGETGROUP_PARTICLE_RENDERING );
CSmartPtr<CLocalSpaceEmitter> pSimple = CLocalSpaceEmitter::Create( "MuzzleFlash", hEntity, attachmentIndex );
SimpleParticle *pParticle;
Vector forward(1,0,0), offset; //NOTENOTE: All coords are in local space
float flScale = random->RandomFloat( 0.75f, IsXbox() ? 2.0f : 2.5f );
PMaterialHandle pMuzzle[2];
pMuzzle[0] = pSimple->GetPMaterial( "effects/combinemuzzle1" );
pMuzzle[1] = pSimple->GetPMaterial( "effects/combinemuzzle2" );
// Flash
for ( int i = 1; i < 7; i++ )
{
offset = (forward * (i*6.0f*flScale));
pParticle = (SimpleParticle *) pSimple->AddParticle( sizeof( SimpleParticle ), pMuzzle[random->RandomInt(0,1)], offset );
if ( pParticle == NULL )
return;
pParticle->m_flLifetime = 0.0f;
pParticle->m_flDieTime = IsXbox() ? 0.0001f : 0.01f;
pParticle->m_vecVelocity.Init();
pParticle->m_uchColor[0] = 255;
pParticle->m_uchColor[1] = 255;
pParticle->m_uchColor[2] = 255;
pParticle->m_uchStartAlpha = 255;
pParticle->m_uchEndAlpha = 128;
pParticle->m_uchStartSize = ( (random->RandomFloat( 6.0f, 8.0f ) * (9-(i))/7) * flScale );
pParticle->m_uchEndSize = pParticle->m_uchStartSize;
pParticle->m_flRoll = random->RandomInt( 0, 360 );
pParticle->m_flRollDelta = 0.0f;
}
// Tack on the smoke
pParticle = (SimpleParticle *) pSimple->AddParticle( sizeof( SimpleParticle ), pSimple->GetPMaterial( "sprites/ar2_muzzle1" ), vec3_origin );
if ( pParticle == NULL )
return;
pParticle->m_flLifetime = 0.0f;
pParticle->m_flDieTime = 0.05f;
pParticle->m_vecVelocity.Init();
pParticle->m_uchColor[0] = 255;
pParticle->m_uchColor[1] = 255;
pParticle->m_uchColor[2] = 255;
pParticle->m_uchStartAlpha = 255;
pParticle->m_uchEndAlpha = 128;
pParticle->m_uchStartSize = random->RandomFloat( 16.0f, 24.0f );
pParticle->m_uchEndSize = pParticle->m_uchStartSize;
float spokePos = random->RandomInt( 0, 5 );
pParticle->m_flRoll = (360.0/6.0f)*spokePos;
pParticle->m_flRollDelta = 0.0f;
#ifndef _XBOX
// Grab the origin out of the transform for the attachment
if ( muzzleflash_light.GetInt() )
{
// If the client hasn't seen this entity yet, bail.
matrix3x4_t matAttachment;
if ( FX_GetAttachmentTransform( hEntity, attachmentIndex, matAttachment ) )
{
Vector origin;
MatrixGetColumn( matAttachment, 3, &origin );
CreateMuzzleflashELight( origin, 5, 64, 128, hEntity );
}
}
#endif
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void AirboatMuzzleFlashCallback( const CEffectData &data )
{
MuzzleFlash_Airboat( data.m_hEntity, data.m_nAttachmentIndex );
}
DECLARE_CLIENT_EFFECT( "AirboatMuzzleFlash", AirboatMuzzleFlashCallback );
//-----------------------------------------------------------------------------
// Chopper muzzle flashes
//-----------------------------------------------------------------------------
void MuzzleFlash_Chopper( ClientEntityHandle_t hEntity, int attachmentIndex )
{
VPROF_BUDGET( "MuzzleFlash_Chopper", VPROF_BUDGETGROUP_PARTICLE_RENDERING );
matrix3x4_t matAttachment;
// If the client hasn't seen this entity yet, bail.
if ( !FX_GetAttachmentTransform( hEntity, attachmentIndex, matAttachment ) )
return;
CSmartPtr<CLocalSpaceEmitter> pSimple = CLocalSpaceEmitter::Create( "MuzzleFlash", hEntity, attachmentIndex );
SimpleParticle *pParticle;
Vector forward(1,0,0), offset; //NOTENOTE: All coords are in local space
float flScale = random->RandomFloat( 2.5f, 4.5f );
// Flash
for ( int i = 1; i < 7; i++ )
{
offset = (forward * (i*2.0f*flScale));
pParticle = (SimpleParticle *) pSimple->AddParticle( sizeof( SimpleParticle ), pSimple->GetPMaterial( VarArgs( "effects/combinemuzzle%d", random->RandomInt(1,2) ) ), offset );
if ( pParticle == NULL )
return;
pParticle->m_flLifetime = 0.0f;
pParticle->m_flDieTime = random->RandomFloat( 0.05f, 0.1f );
pParticle->m_vecVelocity.Init();
pParticle->m_uchColor[0] = 255;
pParticle->m_uchColor[1] = 255;
pParticle->m_uchColor[2] = 255;
pParticle->m_uchStartAlpha = 255;
pParticle->m_uchEndAlpha = 128;
pParticle->m_uchStartSize = ( (random->RandomFloat( 6.0f, 8.0f ) * (10-(i))/7) * flScale );
pParticle->m_uchEndSize = pParticle->m_uchStartSize;
pParticle->m_flRoll = random->RandomInt( 0, 360 );
pParticle->m_flRollDelta = 0.0f;
}
// Grab the origin out of the transform for the attachment
Vector origin;
MatrixGetColumn( matAttachment, 3, &origin );
CreateMuzzleflashELight( origin, 6, 128, 256, hEntity );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void ChopperMuzzleFlashCallback( const CEffectData &data )
{
MuzzleFlash_Chopper( data.m_hEntity, data.m_nAttachmentIndex );
}
DECLARE_CLIENT_EFFECT( "ChopperMuzzleFlash", ChopperMuzzleFlashCallback );
//-----------------------------------------------------------------------------
// Gunship muzzle flashes
//-----------------------------------------------------------------------------
void MuzzleFlash_Gunship( ClientEntityHandle_t hEntity, int attachmentIndex )
{
VPROF_BUDGET( "MuzzleFlash_Gunship", VPROF_BUDGETGROUP_PARTICLE_RENDERING );
// If the client hasn't seen this entity yet, bail.
matrix3x4_t matAttachment;
if ( !FX_GetAttachmentTransform( hEntity, attachmentIndex, matAttachment ) )
return;
CSmartPtr<CLocalSpaceEmitter> pSimple = CLocalSpaceEmitter::Create( "MuzzleFlash", hEntity, attachmentIndex );
SimpleParticle *pParticle;
Vector forward(1,0,0), offset; //NOTENOTE: All coords are in local space
float flScale = random->RandomFloat( 2.5f, 4.5f );
// Flash
offset = (forward * (2.0f*flScale));
pParticle = (SimpleParticle *) pSimple->AddParticle( sizeof( SimpleParticle ), pSimple->GetPMaterial( "effects/gunshipmuzzle" ), offset );
if ( pParticle == NULL )
return;
pParticle->m_flLifetime = 0.0f;
pParticle->m_flDieTime = random->RandomFloat( 0.05f, 0.1f );
pParticle->m_vecVelocity.Init();
pParticle->m_uchColor[0] = 255;
pParticle->m_uchColor[1] = 255;
pParticle->m_uchColor[2] = 255;
pParticle->m_uchStartAlpha = 255;
pParticle->m_uchEndAlpha = 128;
pParticle->m_uchStartSize = ( (random->RandomFloat( 6.0f, 8.0f ) * 10.0/7.0) * flScale );
pParticle->m_uchEndSize = pParticle->m_uchStartSize;
pParticle->m_flRoll = random->RandomInt( 0, 360 );
pParticle->m_flRollDelta = 0.0f;
// Grab the origin out of the transform for the attachment
Vector origin;
MatrixGetColumn( matAttachment, 3, &origin );
CreateMuzzleflashELight( origin, 6, 128, 256, hEntity );
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void GunshipMuzzleFlashCallback( const CEffectData &data )
{
MuzzleFlash_Gunship( data.m_hEntity, data.m_nAttachmentIndex );
}
DECLARE_CLIENT_EFFECT( "GunshipMuzzleFlash", GunshipMuzzleFlashCallback );
//-----------------------------------------------------------------------------
// Hunter muzzle flashes
//-----------------------------------------------------------------------------
void MuzzleFlash_Hunter( ClientEntityHandle_t hEntity, int attachmentIndex )
{
VPROF_BUDGET( "MuzzleFlash_Hunter", VPROF_BUDGETGROUP_PARTICLE_RENDERING );
// If the client hasn't seen this entity yet, bail.
matrix3x4_t matAttachment;
if ( !FX_GetAttachmentTransform( hEntity, attachmentIndex, matAttachment ) )
return;
// Grab the origin out of the transform for the attachment
Vector origin;
MatrixGetColumn( matAttachment, 3, &origin );
dlight_t *el = effects->CL_AllocElight( LIGHT_INDEX_MUZZLEFLASH );
el->origin = origin;// + Vector( 12.0f, 0, 0 );
el->color.r = 50;
el->color.g = 222;
el->color.b = 213;
el->color.exponent = 5;
el->radius = random->RandomInt( 120, 200 );
el->decay = el->radius / 0.05f;
el->die = gpGlobals->curtime + 0.05f;
}
//-----------------------------------------------------------------------------
// Purpose:
//-----------------------------------------------------------------------------
void HunterMuzzleFlashCallback( const CEffectData &data )
{
MuzzleFlash_Hunter( data.m_hEntity, data.m_nAttachmentIndex );
}
DECLARE_CLIENT_EFFECT( "HunterMuzzleFlash", HunterMuzzleFlashCallback );