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https://github.com/jmarshall23/DoomRTX.git
synced 2026-08-17 11:00:38 +02:00
Switched Doom 3 weapons to native.
This commit is contained in:
Justin Marshall
@@ -0,0 +1,324 @@
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// Weapon_chaingun.cpp
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//
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#pragma hdrstop
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#include "precompiled.h"
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#include "../Game_local.h"
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CLASS_DECLARATION( rvmWeaponObject, rvmWeaponChainGun )
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END_CLASS
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#define CHAINGUN_FIRE_SKIPFRAMES 7 // 6 shots per second
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#define CHAINGUN_LOWAMMO 10
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#define CHAINGUN_NUMPROJECTILES 1
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#define CHAINGUN_BARREL_SPEED ( 60 * ( USERCMD_HZ / CHAINGUN_FIRE_SKIPFRAMES ) )
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#define CHAINGUN_BARREL_ACCEL_TIME 0.4
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#define CHAINGUN_BARREL_DECCEL_TIME 1.0
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#define CHAINGUN_BARREL_ACCEL ( CHAINGUN_BARREL_SPEED / CHAINGUN_BARREL_ACCEL_TIME )
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#define CHAINGUN_BARREL_DECCEL ( CHAINGUN_BARREL_SPEED / CHAINGUN_BARREL_DECCEL_TIME )
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// blend times
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#define CHAINGUN_IDLE_TO_LOWER 4
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#define CHAINGUN_IDLE_TO_FIRE 0
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#define CHAINGUN_IDLE_TO_RELOAD 4
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#define CHAINGUN_RAISE_TO_IDLE 0
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#define CHAINGUN_WINDDOWN_TO_IDLE 0
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#define CHAINGUN_RELOAD_TO_IDLE 0
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/*
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===============
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rvmWeaponChainGun::Init
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===============
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*/
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void rvmWeaponChainGun::Init( idWeapon* weapon )
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{
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rvmWeaponObject::Init( weapon );
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world_model = ( idAnimatedEntity* )owner->GetWorldModel();
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world_barrel_joint = owner->GetAnimator()->GetJointHandle( "toob" );
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barrel_joint = owner->GetAnimator()->GetJointHandle( "spinner" );
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barrel_angle = 0;
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current_rate = 0;
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start_rate = 0;
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end_rate = 0;
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spin_start = 0;
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numSkipFrames = 0;
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spin_end = 0;
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spread = weapon->GetFloat( "spread" ); // weapon->GetFloat("spread")
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snd_windup = FindSound( "snd_windup" );
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snd_winddown = FindSound( "snd_winddown" );
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}
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/*
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===============
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rvmWeaponChainGun::UpdateBarrel
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===============
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*/
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void rvmWeaponChainGun::UpdateBarrel()
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{
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float currentTime;
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//float t;
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idAngles ang;
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currentTime = gameLocal.time;
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//if (currentTime < spin_end) {
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// t = (currentTime - spin_start) / (spin_end - spin_start);
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// current_rate = start_rate + t * (end_rate - start_rate);
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//}
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//else {
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current_rate = end_rate;
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//}
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if( current_rate )
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{
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barrel_angle = barrel_angle + current_rate * GAME_FRAMETIME;
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ang.pitch = 0;
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ang.yaw = 0;
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ang.roll = barrel_angle;
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owner->Event_SetJointAngle( barrel_joint, JOINTMOD_LOCAL, ang );
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ang.yaw = barrel_angle;
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ang.roll = 0;
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world_model->Event_SetJointAngle( world_barrel_joint, JOINTMOD_LOCAL, ang );
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}
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}
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/*
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===============
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rvmWeaponChainGun::SpinUp
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===============
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*/
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void rvmWeaponChainGun::SpinUp()
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{
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start_rate = current_rate;
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end_rate = CHAINGUN_BARREL_SPEED;
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spin_start = gameLocal.time;
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spin_end = spin_start + ( end_rate - current_rate ) / CHAINGUN_BARREL_ACCEL;
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owner->Event_StartSound( "snd_windup", SND_CHANNEL_BODY3, false );
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}
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/*
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===============
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rvmWeaponChainGun::SpinDown
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===============
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*/
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void rvmWeaponChainGun::SpinDown()
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{
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start_rate = current_rate;
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end_rate = 0;
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spin_start = gameLocal.time;
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spin_end = spin_start + ( current_rate - end_rate ) / CHAINGUN_BARREL_DECCEL;
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owner->Event_StartSound( "snd_winddown", SND_CHANNEL_BODY3, false );
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}
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/*
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===============
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rvmWeaponChainGun::Raise
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===============
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*/
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stateResult_t rvmWeaponChainGun::Raise( stateParms_t* parms )
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{
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enum RisingState
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{
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RISING_NOTSET = 0,
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RISING_WAIT
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};
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switch( parms->stage )
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{
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case RISING_NOTSET:
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owner->Event_PlayAnim( ANIMCHANNEL_ALL, "raise", false );
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parms->stage = RISING_WAIT;
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return SRESULT_WAIT;
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case RISING_WAIT:
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if( owner->Event_AnimDone( ANIMCHANNEL_ALL, CHAINGUN_RAISE_TO_IDLE ) )
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{
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return SRESULT_DONE;
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}
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return SRESULT_WAIT;
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}
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return SRESULT_ERROR;
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}
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/*
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===============
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rvmWeaponChainGun::Lower
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===============
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*/
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stateResult_t rvmWeaponChainGun::Lower( stateParms_t* parms )
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{
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enum LoweringState
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{
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LOWERING_NOTSET = 0,
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LOWERING_WAIT
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};
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switch( parms->stage )
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{
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case LOWERING_NOTSET:
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owner->Event_PlayAnim( ANIMCHANNEL_ALL, "putaway", false );
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parms->stage = LOWERING_WAIT;
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return SRESULT_WAIT;
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case LOWERING_WAIT:
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if( owner->Event_AnimDone( ANIMCHANNEL_ALL, 0 ) )
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{
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SetState( "Holstered" );
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return SRESULT_DONE;
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}
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return SRESULT_WAIT;
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}
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return SRESULT_ERROR;
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}
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/*
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===============
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rvmWeaponChainGun::Idle
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===============
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*/
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stateResult_t rvmWeaponChainGun::Idle( stateParms_t* parms )
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{
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enum IdleState
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{
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IDLE_NOTSET = 0,
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IDLE_WAIT
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};
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switch( parms->stage )
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{
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case IDLE_NOTSET:
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if( !owner->AmmoInClip() )
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{
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owner->Event_WeaponOutOfAmmo();
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}
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else
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{
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owner->Event_WeaponReady();
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}
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owner->Event_PlayCycle( ANIMCHANNEL_ALL, "idle" );
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parms->stage = IDLE_WAIT;
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return SRESULT_WAIT;
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case IDLE_WAIT:
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// Do nothing.
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return SRESULT_DONE;
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}
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return SRESULT_ERROR;
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}
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/*
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===============
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rvmWeaponChainGun::Fire
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===============
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*/
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stateResult_t rvmWeaponChainGun::Fire( stateParms_t* parms )
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{
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float ammoClip;
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// float currentTime;
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// float skip;
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ammoClip = owner->AmmoInClip();
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enum FireState
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{
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FIRE_NOTSET = 0,
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FIRE_SPIN1,
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FIRE_FIRE,
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FIRE_SKIPFRAMES
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};
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switch( parms->stage )
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{
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case FIRE_NOTSET:
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SpinUp();
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UpdateBarrel();
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if( current_rate >= end_rate )
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{
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if( ammoClip > 0 )
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{
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parms->stage = FIRE_SPIN1;
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}
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else
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{
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parms->stage = 0;
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return SRESULT_DONE;
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}
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}
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return SRESULT_WAIT;
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case FIRE_SPIN1:
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owner->Event_StartSound( "snd_spin", SND_CHANNEL_BODY3, false );
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parms->stage = FIRE_FIRE;
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return SRESULT_WAIT;
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case FIRE_FIRE:
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owner->Event_LaunchProjectiles( CHAINGUN_NUMPROJECTILES, spread, 0, 1, 1 );
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owner->Event_StartSound( "snd_fire", SND_CHANNEL_BODY3, false );
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if( ammoClip == CHAINGUN_LOWAMMO )
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{
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owner->Event_StartSound( "snd_lowammo", SND_CHANNEL_ITEM, false );
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}
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numSkipFrames = 0;
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parms->stage = FIRE_SKIPFRAMES;
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return SRESULT_WAIT;
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case FIRE_SKIPFRAMES:
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UpdateBarrel();
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numSkipFrames++;
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if( numSkipFrames >= CHAINGUN_FIRE_SKIPFRAMES )
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{
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if( owner->IsFiring() )
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{
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parms->stage = FIRE_FIRE;
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numSkipFrames = 0;
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}
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else
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{
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SpinDown();
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return SRESULT_DONE;
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}
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}
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return SRESULT_WAIT;
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}
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return SRESULT_ERROR;
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}
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/*
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===============
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rvmWeaponChainGun::Reload
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===============
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*/
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stateResult_t rvmWeaponChainGun::Reload( stateParms_t* parms )
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{
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enum RELOAD_State
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{
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RELOAD_NOTSET = 0,
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RELOAD_WAIT
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};
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switch( parms->stage )
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{
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case RELOAD_NOTSET:
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owner->Event_PlayAnim( ANIMCHANNEL_ALL, "reload", false );
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parms->stage = RELOAD_WAIT;
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return SRESULT_WAIT;
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case RELOAD_WAIT:
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if( owner->Event_AnimDone( ANIMCHANNEL_ALL, 0 ) )
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{
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owner->Event_AddToClip( owner->ClipSize() );
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return SRESULT_DONE;
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}
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return SRESULT_WAIT;
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}
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return SRESULT_ERROR;
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}
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