quake4-sdk/source/mpgame/weapon/WeaponRocketLauncher.cpp
2007-06-15 00:00:00 +00:00

583 lines
14 KiB
C++

#include "../../idlib/precompiled.h"
#pragma hdrstop
#include "../Game_local.h"
#include "../Weapon.h"
#include "../client/ClientEffect.h"
#ifndef __GAME_PROJECTILE_H__
#include "../Projectile.h"
#endif
class rvWeaponRocketLauncher : public rvWeapon {
public:
CLASS_PROTOTYPE( rvWeaponRocketLauncher );
rvWeaponRocketLauncher ( void );
~rvWeaponRocketLauncher ( void );
virtual void Spawn ( void );
virtual void Think ( void );
void Save( idSaveGame *saveFile ) const;
void Restore( idRestoreGame *saveFile );
void PreSave ( void );
void PostSave ( void );
#ifdef _XENON
virtual bool AllowAutoAim ( void ) const { return false; }
#endif
protected:
virtual void OnLaunchProjectile ( idProjectile* proj );
void SetRocketState ( const char* state, int blendFrames );
rvClientEntityPtr<rvClientEffect> guideEffect;
idList< idEntityPtr<idEntity> > guideEnts;
float guideSpeedSlow;
float guideSpeedFast;
float guideRange;
float guideAccelTime;
rvStateThread rocketThread;
float reloadRate;
bool idleEmpty;
private:
stateResult_t State_Idle ( const stateParms_t& parms );
stateResult_t State_Fire ( const stateParms_t& parms );
stateResult_t State_Raise ( const stateParms_t& parms );
stateResult_t State_Lower ( const stateParms_t& parms );
stateResult_t State_Rocket_Idle ( const stateParms_t& parms );
stateResult_t State_Rocket_Reload ( const stateParms_t& parms );
stateResult_t Frame_AddToClip ( const stateParms_t& parms );
CLASS_STATES_PROTOTYPE ( rvWeaponRocketLauncher );
};
CLASS_DECLARATION( rvWeapon, rvWeaponRocketLauncher )
END_CLASS
/*
================
rvWeaponRocketLauncher::rvWeaponRocketLauncher
================
*/
rvWeaponRocketLauncher::rvWeaponRocketLauncher ( void ) {
}
/*
================
rvWeaponRocketLauncher::~rvWeaponRocketLauncher
================
*/
rvWeaponRocketLauncher::~rvWeaponRocketLauncher ( void ) {
if ( guideEffect ) {
guideEffect->Stop();
}
}
/*
================
rvWeaponRocketLauncher::Spawn
================
*/
void rvWeaponRocketLauncher::Spawn ( void ) {
float f;
idleEmpty = false;
spawnArgs.GetFloat ( "lockRange", "0", guideRange );
spawnArgs.GetFloat ( "lockSlowdown", ".25", f );
attackDict.GetFloat ( "speed", "0", guideSpeedFast );
guideSpeedSlow = guideSpeedFast * f;
reloadRate = SEC2MS ( spawnArgs.GetFloat ( "reloadRate", ".8" ) );
guideAccelTime = SEC2MS ( spawnArgs.GetFloat ( "lockAccelTime", ".25" ) );
// Start rocket thread
rocketThread.SetName ( viewModel->GetName ( ) );
rocketThread.SetOwner ( this );
// Adjust reload animations to match the fire rate
idAnim* anim;
int animNum;
float rate;
animNum = viewModel->GetAnimator()->GetAnim ( "reload" );
if ( animNum ) {
anim = (idAnim*)viewModel->GetAnimator()->GetAnim ( animNum );
rate = (float)anim->Length() / (float)SEC2MS(spawnArgs.GetFloat ( "reloadRate", ".8" ));
anim->SetPlaybackRate ( rate );
}
animNum = viewModel->GetAnimator()->GetAnim ( "reload_empty" );
if ( animNum ) {
anim = (idAnim*)viewModel->GetAnimator()->GetAnim ( animNum );
rate = (float)anim->Length() / (float)SEC2MS(spawnArgs.GetFloat ( "reloadRate", ".8" ));
anim->SetPlaybackRate ( rate );
}
SetState ( "Raise", 0 );
SetRocketState ( "Rocket_Idle", 0 );
}
/*
================
rvWeaponRocketLauncher::Think
================
*/
void rvWeaponRocketLauncher::Think ( void ) {
trace_t tr;
int i;
rocketThread.Execute ( );
// Let the real weapon think first
rvWeapon::Think ( );
// IF no guide range is set then we dont have the mod yet
if ( !guideRange ) {
return;
}
if ( !wsfl.zoom ) {
if ( guideEffect ) {
guideEffect->Stop();
guideEffect = NULL;
}
for ( i = guideEnts.Num() - 1; i >= 0; i -- ) {
idGuidedProjectile* proj = static_cast<idGuidedProjectile*>(guideEnts[i].GetEntity());
if ( !proj || proj->IsHidden ( ) ) {
guideEnts.RemoveIndex ( i );
continue;
}
// If the rocket is still guiding then stop the guide and slow it down
if ( proj->GetGuideType ( ) != idGuidedProjectile::GUIDE_NONE ) {
proj->CancelGuide ( );
proj->SetSpeed ( guideSpeedFast, (1.0f - (proj->GetSpeed ( ) - guideSpeedSlow) / (guideSpeedFast - guideSpeedSlow)) * guideAccelTime );
}
}
return;
}
// Cast a ray out to the lock range
// RAVEN BEGIN
// ddynerman: multiple clip worlds
gameLocal.TracePoint( owner, tr,
playerViewOrigin,
playerViewOrigin + playerViewAxis[0] * guideRange,
MASK_SHOT_RENDERMODEL, owner );
// RAVEN END
for ( i = guideEnts.Num() - 1; i >= 0; i -- ) {
idGuidedProjectile* proj = static_cast<idGuidedProjectile*>(guideEnts[i].GetEntity());
if ( !proj || proj->IsHidden() ) {
guideEnts.RemoveIndex ( i );
continue;
}
// If the rocket isnt guiding yet then adjust its speed back to normal
if ( proj->GetGuideType ( ) == idGuidedProjectile::GUIDE_NONE ) {
proj->SetSpeed ( guideSpeedSlow, (proj->GetSpeed ( ) - guideSpeedSlow) / (guideSpeedFast - guideSpeedSlow) * guideAccelTime );
}
proj->GuideTo ( tr.endpos );
}
if ( !guideEffect ) {
guideEffect = gameLocal.PlayEffect ( gameLocal.GetEffect ( spawnArgs, "fx_guide" ), tr.endpos, tr.c.normal.ToMat3(), true, vec3_origin, true );
} else {
guideEffect->SetOrigin ( tr.endpos );
guideEffect->SetAxis ( tr.c.normal.ToMat3() );
}
}
/*
================
rvWeaponRocketLauncher::OnLaunchProjectile
================
*/
void rvWeaponRocketLauncher::OnLaunchProjectile ( idProjectile* proj ) {
rvWeapon::OnLaunchProjectile(proj);
// Double check that its actually a guided projectile
if ( !proj || !proj->IsType ( idGuidedProjectile::GetClassType() ) ) {
return;
}
// Launch the projectile
idEntityPtr<idEntity> ptr;
ptr = proj;
guideEnts.Append ( ptr );
}
/*
================
rvWeaponRocketLauncher::SetRocketState
================
*/
void rvWeaponRocketLauncher::SetRocketState ( const char* state, int blendFrames ) {
rocketThread.SetState ( state, blendFrames );
}
/*
=====================
rvWeaponRocketLauncher::Save
=====================
*/
void rvWeaponRocketLauncher::Save( idSaveGame *saveFile ) const {
saveFile->WriteObject( guideEffect );
idEntity* ent = NULL;
saveFile->WriteInt( guideEnts.Num() );
for( int ix = 0; ix < guideEnts.Num(); ++ix ) {
ent = guideEnts[ ix ].GetEntity();
if( ent ) {
saveFile->WriteObject( ent );
}
}
saveFile->WriteFloat( guideSpeedSlow );
saveFile->WriteFloat( guideSpeedFast );
saveFile->WriteFloat( guideRange );
saveFile->WriteFloat( guideAccelTime );
saveFile->WriteFloat ( reloadRate );
rocketThread.Save( saveFile );
}
/*
=====================
rvWeaponRocketLauncher::Restore
=====================
*/
void rvWeaponRocketLauncher::Restore( idRestoreGame *saveFile ) {
int numEnts = 0;
idEntity* ent = NULL;
rvClientEffect* clientEffect = NULL;
saveFile->ReadObject( reinterpret_cast<idClass *&>(clientEffect) );
guideEffect = clientEffect;
saveFile->ReadInt( numEnts );
guideEnts.Clear();
guideEnts.SetNum( numEnts );
for( int ix = 0; ix < numEnts; ++ix ) {
saveFile->ReadObject( reinterpret_cast<idClass *&>(ent) );
guideEnts[ ix ] = ent;
}
saveFile->ReadFloat( guideSpeedSlow );
saveFile->ReadFloat( guideSpeedFast );
saveFile->ReadFloat( guideRange );
saveFile->ReadFloat( guideAccelTime );
saveFile->ReadFloat ( reloadRate );
rocketThread.Restore( saveFile, this );
}
/*
================
rvWeaponRocketLauncher::PreSave
================
*/
void rvWeaponRocketLauncher::PreSave ( void ) {
}
/*
================
rvWeaponRocketLauncher::PostSave
================
*/
void rvWeaponRocketLauncher::PostSave ( void ) {
}
/*
===============================================================================
States
===============================================================================
*/
CLASS_STATES_DECLARATION ( rvWeaponRocketLauncher )
STATE ( "Idle", rvWeaponRocketLauncher::State_Idle)
STATE ( "Fire", rvWeaponRocketLauncher::State_Fire )
STATE ( "Raise", rvWeaponRocketLauncher::State_Raise )
STATE ( "Lower", rvWeaponRocketLauncher::State_Lower )
STATE ( "Rocket_Idle", rvWeaponRocketLauncher::State_Rocket_Idle )
STATE ( "Rocket_Reload", rvWeaponRocketLauncher::State_Rocket_Reload )
STATE ( "AddToClip", rvWeaponRocketLauncher::Frame_AddToClip )
END_CLASS_STATES
/*
================
rvWeaponRocketLauncher::State_Raise
Raise the weapon
================
*/
stateResult_t rvWeaponRocketLauncher::State_Raise ( const stateParms_t& parms ) {
enum {
STAGE_INIT,
STAGE_WAIT,
};
switch ( parms.stage ) {
// Start the weapon raising
case STAGE_INIT:
SetStatus ( WP_RISING );
PlayAnim( ANIMCHANNEL_LEGS, "raise", 0 );
return SRESULT_STAGE ( STAGE_WAIT );
case STAGE_WAIT:
if ( AnimDone ( ANIMCHANNEL_LEGS, 4 ) ) {
SetState ( "Idle", 4 );
return SRESULT_DONE;
}
if ( wsfl.lowerWeapon ) {
SetState ( "Lower", 4 );
return SRESULT_DONE;
}
return SRESULT_WAIT;
}
return SRESULT_ERROR;
}
/*
================
rvWeaponRocketLauncher::State_Lower
Lower the weapon
================
*/
stateResult_t rvWeaponRocketLauncher::State_Lower ( const stateParms_t& parms ) {
enum {
STAGE_INIT,
STAGE_WAIT,
STAGE_WAITRAISE
};
switch ( parms.stage ) {
case STAGE_INIT:
SetStatus ( WP_LOWERING );
PlayAnim ( ANIMCHANNEL_LEGS, "putaway", parms.blendFrames );
return SRESULT_STAGE(STAGE_WAIT);
case STAGE_WAIT:
if ( AnimDone ( ANIMCHANNEL_LEGS, 0 ) ) {
SetStatus ( WP_HOLSTERED );
return SRESULT_STAGE(STAGE_WAITRAISE);
}
return SRESULT_WAIT;
case STAGE_WAITRAISE:
if ( wsfl.raiseWeapon ) {
SetState ( "Raise", 0 );
return SRESULT_DONE;
}
return SRESULT_WAIT;
}
return SRESULT_ERROR;
}
/*
================
rvWeaponRocketLauncher::State_Idle
================
*/
stateResult_t rvWeaponRocketLauncher::State_Idle( const stateParms_t& parms ) {
enum {
STAGE_INIT,
STAGE_WAIT,
};
switch ( parms.stage ) {
case STAGE_INIT:
if ( !AmmoAvailable ( ) ) {
SetStatus ( WP_OUTOFAMMO );
} else {
SetStatus ( WP_READY );
}
PlayCycle( ANIMCHANNEL_LEGS, "idle", parms.blendFrames );
return SRESULT_STAGE ( STAGE_WAIT );
case STAGE_WAIT:
if ( wsfl.lowerWeapon ) {
SetState ( "Lower", 4 );
return SRESULT_DONE;
}
if ( gameLocal.time > nextAttackTime && wsfl.attack && ( gameLocal.isClient || AmmoInClip ( ) ) ) {
SetState ( "Fire", 2 );
return SRESULT_DONE;
}
return SRESULT_WAIT;
}
return SRESULT_ERROR;
}
/*
================
rvWeaponRocketLauncher::State_Fire
================
*/
stateResult_t rvWeaponRocketLauncher::State_Fire ( const stateParms_t& parms ) {
enum {
STAGE_INIT,
STAGE_WAIT,
};
switch ( parms.stage ) {
case STAGE_INIT:
nextAttackTime = gameLocal.time + (fireRate * owner->PowerUpModifier ( PMOD_FIRERATE ));
Attack ( false, 1, spread, 0, 1.0f );
PlayAnim ( ANIMCHANNEL_LEGS, "fire", parms.blendFrames );
return SRESULT_STAGE ( STAGE_WAIT );
case STAGE_WAIT:
if ( wsfl.attack && gameLocal.time >= nextAttackTime && ( gameLocal.isClient || AmmoInClip ( ) ) && !wsfl.lowerWeapon ) {
SetState ( "Fire", 0 );
return SRESULT_DONE;
}
if ( gameLocal.time > nextAttackTime && AnimDone ( ANIMCHANNEL_LEGS, 4 ) ) {
SetState ( "Idle", 4 );
return SRESULT_DONE;
}
return SRESULT_WAIT;
}
return SRESULT_ERROR;
}
/*
================
rvWeaponRocketLauncher::State_Rocket_Idle
================
*/
stateResult_t rvWeaponRocketLauncher::State_Rocket_Idle ( const stateParms_t& parms ) {
enum {
STAGE_INIT,
STAGE_WAIT,
STAGE_WAITEMPTY,
};
switch ( parms.stage ) {
case STAGE_INIT:
if ( AmmoAvailable ( ) <= AmmoInClip() ) {
PlayAnim( ANIMCHANNEL_TORSO, "idle_empty", parms.blendFrames );
idleEmpty = true;
} else {
PlayAnim( ANIMCHANNEL_TORSO, "idle", parms.blendFrames );
}
return SRESULT_STAGE ( STAGE_WAIT );
case STAGE_WAIT:
if ( AmmoAvailable ( ) > AmmoInClip() ) {
if ( idleEmpty ) {
SetRocketState ( "Rocket_Reload", 0 );
return SRESULT_DONE;
} else if ( ClipSize ( ) > 1 ) {
if ( gameLocal.time > nextAttackTime && AmmoInClip ( ) < ClipSize( ) ) {
if ( !AmmoInClip() || !wsfl.attack ) {
SetRocketState ( "Rocket_Reload", 0 );
return SRESULT_DONE;
}
}
} else {
if ( AmmoInClip ( ) == 0 ) {
SetRocketState ( "Rocket_Reload", 0 );
return SRESULT_DONE;
}
}
}
return SRESULT_WAIT;
}
return SRESULT_ERROR;
}
/*
================
rvWeaponRocketLauncher::State_Rocket_Reload
================
*/
stateResult_t rvWeaponRocketLauncher::State_Rocket_Reload ( const stateParms_t& parms ) {
enum {
STAGE_INIT,
STAGE_WAIT,
};
switch ( parms.stage ) {
case STAGE_INIT: {
const char* animName;
int animNum;
if ( idleEmpty ) {
animName = "ammo_pickup";
idleEmpty = false;
} else if ( AmmoAvailable ( ) == AmmoInClip( ) + 1 ) {
animName = "reload_empty";
} else {
animName = "reload";
}
animNum = viewModel->GetAnimator()->GetAnim ( animName );
if ( animNum ) {
idAnim* anim;
anim = (idAnim*)viewModel->GetAnimator()->GetAnim ( animNum );
anim->SetPlaybackRate ( (float)anim->Length() / (reloadRate * owner->PowerUpModifier ( PMOD_FIRERATE )) );
}
PlayAnim( ANIMCHANNEL_TORSO, animName, parms.blendFrames );
return SRESULT_STAGE ( STAGE_WAIT );
}
case STAGE_WAIT:
if ( AnimDone ( ANIMCHANNEL_TORSO, 0 ) ) {
if ( !wsfl.attack && gameLocal.time > nextAttackTime && AmmoInClip ( ) < ClipSize( ) && AmmoAvailable() > AmmoInClip() ) {
SetRocketState ( "Rocket_Reload", 0 );
} else {
SetRocketState ( "Rocket_Idle", 0 );
}
return SRESULT_DONE;
}
/*
if ( gameLocal.isMultiplayer && gameLocal.time > nextAttackTime && wsfl.attack ) {
if ( AmmoInClip ( ) == 0 )
{
AddToClip ( ClipSize() );
}
SetRocketState ( "Rocket_Idle", 0 );
return SRESULT_DONE;
}
*/
return SRESULT_WAIT;
}
return SRESULT_ERROR;
}
/*
================
rvWeaponRocketLauncher::Frame_AddToClip
================
*/
stateResult_t rvWeaponRocketLauncher::Frame_AddToClip ( const stateParms_t& parms ) {
AddToClip ( 1 );
return SRESULT_OK;
}