metaforce/Runtime/Weapon/CEnergyProjectile.cpp

370 lines
15 KiB
C++

#include "GameGlobalObjects.hpp"
#include "CEnergyProjectile.hpp"
#include "CStateManager.hpp"
#include "World/CWorld.hpp"
#include "World/CGameLight.hpp"
#include "World/CPlayer.hpp"
#include "Particle/CDecalManager.hpp"
#include "Camera/CGameCamera.hpp"
#include "World/CExplosion.hpp"
#include "World/CScriptPlatform.hpp"
#include "World/CIceImpact.hpp"
#include "CSimplePool.hpp"
#include "TCastTo.hpp"
namespace urde {
CEnergyProjectile::CEnergyProjectile(bool active, const TToken<CWeaponDescription>& desc, EWeaponType type,
const zeus::CTransform& xf, EMaterialTypes excludeMat, const CDamageInfo& damage,
TUniqueId uid, TAreaId aid, TUniqueId owner, TUniqueId homingTarget,
EProjectileAttrib attribs, bool underwater, const zeus::CVector3f& scale,
const rstl::optional<TLockedToken<CGenDescription>>& visorParticle,
u16 visorSfx, bool sendCollideMsg)
: CGameProjectile(active, desc, "GameProjectile", type, xf, excludeMat, damage, uid, aid, owner, homingTarget, attribs,
underwater, scale, visorParticle, visorSfx, sendCollideMsg)
, x2ec_dir(xf.basis[1])
, x2f8_mag(x2ec_dir.magnitude())
, x2fc_camShake(CCameraShakeData::BuildProjectileCameraShake(0.5f, 0.75f)) {
xe6_27_thermalVisorFlags = 2;
}
void CEnergyProjectile::PlayImpactSound(const zeus::CVector3f& pos, EWeaponCollisionResponseTypes type) {
s32 sfxId = x170_projectile.GetSoundIdForCollision(type);
if (sfxId >= 0) {
CAudioSys::C3DEmitterParmData parmData = {};
parmData.x18_maxDist = x170_projectile.GetAudibleRange();
parmData.x1c_distComp = x170_projectile.GetAudibleFallOff();
parmData.x20_flags = 0x1; // Continuous parameter update
parmData.x24_sfxId = CSfxManager::TranslateSFXID(u16(sfxId));
parmData.x26_maxVol = 1.f;
parmData.x27_minVol = 0.16f;
parmData.x29_prio = 0x7f;
CSfxHandle hnd = CSfxManager::AddEmitter(parmData, true, 0x7f, false, kInvalidAreaId);
if (x2e4_26_waterUpdate)
CSfxManager::PitchBend(hnd, -1.f);
}
}
void CEnergyProjectile::ChangeProjectileOwner(TUniqueId owner, CStateManager& mgr) {
if (TCastToConstPtr<CActor> act = mgr.GetObjectById(owner)) {
float rDam = g_tweakPlayerGun->GetRichochetDamage(u32(x110_origDamageInfo.GetWeaponMode().GetType()));
x110_origDamageInfo.MultiplyDamageAndRadius(rDam);
mgr.RemoveWeaponId(xec_ownerId, xf0_weaponType);
xec_ownerId = owner;
mgr.AddWeaponId(xec_ownerId, xf0_weaponType);
/* Can now damage Player */
xf8_filter.ExcludeList().Add(EMaterialTypes::Character);
xf8_filter.ExcludeList().Remove(EMaterialTypes::Player);
xf8_filter = CMaterialFilter::MakeIncludeExclude(xf8_filter.GetIncludeList(), xf8_filter.GetExcludeList());
}
}
void CEnergyProjectile::AcceptScriptMsg(EScriptObjectMessage msg, TUniqueId sender, CStateManager& mgr) {
switch (msg) {
case EScriptObjectMessage::Deleted:
if (x2e4_24_active)
mgr.RemoveWeaponId(xec_ownerId, xf0_weaponType);
if (x2e8_sfx) {
CSfxManager::RemoveEmitter(x2e8_sfx);
x2e8_sfx.reset();
}
break;
case EScriptObjectMessage::Registered: {
if (CElementGen* ps1 = x170_projectile.GetAttachedPS1())
if (ps1->SystemHasLight())
CreateProjectileLight("ProjectileLight_GameProjectile", ps1->GetLight(), mgr);
TLockedToken<CWeaponDescription> desc = x170_projectile.GetWeaponDescription();
s32 sfx = desc->xa8_PJFX;
if (sfx != -1) {
float range = 50.f;
float falloff = 0.2f;
if (CRealElement* rnge = desc->xac_RNGE.get())
rnge->GetValue(0, range);
if (CRealElement* foff = desc->xb0_FOFF.get())
foff->GetValue(0, falloff);
CAudioSys::C3DEmitterParmData parmData = {};
parmData.x0_pos = x170_projectile.GetTranslation();
parmData.xc_dir = x170_projectile.GetVelocity();
parmData.x18_maxDist = range;
parmData.x1c_distComp = falloff;
parmData.x20_flags = 0x9; // Continuous parameter update, doppler
parmData.x24_sfxId = CSfxManager::TranslateSFXID(sfx);
parmData.x26_maxVol = 1.f;
parmData.x27_minVol = 0.16f;
parmData.x29_prio = 0x7f;
x2e8_sfx = CSfxManager::AddEmitter(parmData, true, 0x7f, false, kInvalidAreaId);
}
mgr.AddWeaponId(xec_ownerId, xf0_weaponType);
break;
}
default:
break;
}
CGameProjectile::AcceptScriptMsg(msg, sender, mgr);
}
void CEnergyProjectile::Accept(IVisitor& visitor) { visitor.Visit(this); }
/* Material surface types only (not meta flags) */
static constexpr u64 kCheckMaterial = 0xE3FFFE;
void CEnergyProjectile::ResolveCollisionWithWorld(const CRayCastResult& res, CStateManager& mgr) {
EWeaponCollisionResponseTypes crType = CCollisionResponseData::GetWorldCollisionResponseType(
CMaterialList::BitPosition((res.GetMaterial().GetValue() & 0xffffffff) & kCheckMaterial));
if ((xe8_projectileAttribs & (EProjectileAttrib::Wave | EProjectileAttrib::ComboShot)) !=
(EProjectileAttrib::Wave | EProjectileAttrib::ComboShot)) {
/* Not wavebuster */
if (Explode(res.GetPoint(), res.GetPlane().normal(), crType, mgr, CDamageVulnerability::NormalVulnerabilty(),
kInvalidUniqueId))
mgr.ApplyDamageToWorld(xec_ownerId, *this, res.GetPoint(), x12c_curDamageInfo, xf8_filter);
x2c2_lastResolvedObj = kInvalidUniqueId;
}
}
void CEnergyProjectile::ResolveCollisionWithActor(const CRayCastResult& res, CActor& act, CStateManager& mgr) {
x2c2_lastResolvedObj = act.GetUniqueId();
EWeaponCollisionResponseTypes crType = act.GetCollisionResponseType(
res.GetPoint(), x34_transform.basis[1].normalized(), x12c_curDamageInfo.GetWeaponMode(), xe8_projectileAttribs);
act.Touch(*this, mgr);
const CDamageVulnerability* dVuln = act.GetDamageVulnerability();
if (!Explode(res.GetPoint(), res.GetPlane().normal(), crType, mgr, *dVuln, act.GetUniqueId())) {
mgr.SendScriptMsg(&act, GetUniqueId(), EScriptObjectMessage::Touched);
act.SendScriptMsgs(EScriptObjectState::ReflectedDamage, mgr, EScriptObjectMessage::None);
} else {
CGameProjectile::ResolveCollisionWithActor(res, act, mgr);
ApplyDamageToActors(mgr, x12c_curDamageInfo);
}
if (TCastToPtr<CEnergyProjectile> proj = act) {
proj->Explode(GetTranslation(), x34_transform.basis[1], EWeaponCollisionResponseTypes::OtherProjectile, mgr,
*GetDamageVulnerability(), GetUniqueId());
}
}
void CEnergyProjectile::Think(float dt, CStateManager& mgr) {
CWeapon::Think(dt, mgr);
if (mgr.GetWorld()->GetCurrentAreaId() != GetAreaIdAlways() &&
(xe8_projectileAttribs & EProjectileAttrib::ArmCannon) == EProjectileAttrib::ArmCannon)
mgr.SetActorAreaId(*this, mgr.GetWorld()->GetCurrentAreaId());
UpdateProjectileMovement(dt, mgr);
TUniqueId id = kInvalidUniqueId;
CRayCastResult res = DoCollisionCheck(id, mgr);
if (res.IsValid()) {
if (TCastToPtr<CActor> act = mgr.ObjectById(id))
ResolveCollisionWithActor(res, *act, mgr);
else
ResolveCollisionWithWorld(res, mgr);
}
x170_projectile.UpdateParticleFX();
if (x2e4_24_active && x3d0_26_)
Explode(GetTranslation(), zeus::CVector3f::skUp, EWeaponCollisionResponseTypes::Default, mgr,
CDamageVulnerability::NormalVulnerabilty(), kInvalidUniqueId);
if (x2c8_projectileLight != kInvalidUniqueId) {
if (TCastToPtr<CGameLight> light = mgr.ObjectById(x2c8_projectileLight)) {
light->SetTransform(GetTransform());
light->SetTranslation(GetTranslation());
if (CElementGen* ps1 = x170_projectile.GetAttachedPS1())
if (ps1->SystemHasLight())
light->SetLight(ps1->GetLight());
}
}
if (x2e8_sfx) {
CSfxManager::UpdateEmitter(x2e8_sfx, x170_projectile.GetTranslation(), x170_projectile.GetVelocity(), 1.f);
CSfxManager::PitchBend(x2e8_sfx, x2e4_26_waterUpdate ? -1.f : 0.f);
}
x3d4_curTime += dt;
if (x3d4_curTime > 45.f || x170_projectile.IsSystemDeletable() || x3d0_24_dead)
mgr.FreeScriptObject(GetUniqueId());
}
void CEnergyProjectile::Render(const CStateManager& mgr) const {
CPlayerState::EPlayerVisor visor = mgr.GetPlayerState()->GetActiveVisor(mgr);
if (visor == CPlayerState::EPlayerVisor::Combat) {
if ((xe8_projectileAttribs & EProjectileAttrib::Charged) == EProjectileAttrib::Charged ||
(xe8_projectileAttribs & EProjectileAttrib::ComboShot) == EProjectileAttrib::ComboShot) {
float warpTime = 1.f - float(x170_projectile.GameTime());
if (warpTime > 0.f)
mgr.DrawSpaceWarp(GetTranslation(), warpTime * 0.75f);
}
}
if (visor == CPlayerState::EPlayerVisor::XRay) {
CElementGen::SetSubtractBlend((xe8_projectileAttribs & EProjectileAttrib::Ice) != EProjectileAttrib::Ice);
CGraphics::SetFog(ERglFogMode::PerspLin, 0.f, 75.f, zeus::CColor::skBlack);
x170_projectile.RenderParticles();
CGameProjectile::Render(mgr);
mgr.SetupFogForArea(GetAreaIdAlways());
CElementGen::SetSubtractBlend(false);
} else if ((xe8_projectileAttribs & EProjectileAttrib::Ice) == EProjectileAttrib::Ice &&
mgr.GetThermalDrawFlag() == EThermalDrawFlag::Hot) {
CElementGen::SetSubtractBlend(true);
x170_projectile.RenderParticles();
CGameProjectile::Render(mgr);
mgr.SetupFogForArea(GetAreaIdAlways());
CElementGen::SetSubtractBlend(false);
} else {
CGameProjectile::Render(mgr);
}
}
void CEnergyProjectile::AddToRenderer(const zeus::CFrustum& frustum, const CStateManager& mgr) const {
auto bounds = x170_projectile.GetBounds();
if (bounds && !frustum.aabbFrustumTest(*bounds))
return;
CPlayerState::EPlayerVisor visor = mgr.GetPlayerState()->GetActiveVisor(mgr);
if (visor != CPlayerState::EPlayerVisor::XRay &&
((xe8_projectileAttribs & EProjectileAttrib::Ice) != EProjectileAttrib::Ice ||
mgr.GetThermalDrawFlag() != EThermalDrawFlag::Hot))
x170_projectile.AddToRenderer();
EnsureRendered(mgr);
}
void CEnergyProjectile::Touch(CActor& act, CStateManager& mgr) {
// Empty
}
bool CEnergyProjectile::Explode(const zeus::CVector3f& pos, const zeus::CVector3f& normal,
EWeaponCollisionResponseTypes type, CStateManager& mgr,
const CDamageVulnerability& dVuln, TUniqueId hitActor) {
zeus::CVector3f offsetPos = pos + normal * 0.01f;
bool done = true;
bool retargetPlayer = false;
bool deflect = false;
zeus::CVector3f targetPos;
EVulnerability vulnType = dVuln.GetVulnerability(x12c_curDamageInfo.GetWeaponMode(), false);
if (vulnType == EVulnerability::Deflect) {
deflect = true;
EVulnerability deflectType = dVuln.GetDeflectionType(x12c_curDamageInfo.GetWeaponMode());
switch (deflectType) {
case EVulnerability::Weak:
deflect = false;
break;
case EVulnerability::Deflect:
case EVulnerability::Immune:
if (deflectType != EVulnerability::Deflect ||
(xf0_weaponType != EWeaponType::Missile &&
(xe8_projectileAttribs & EProjectileAttrib::ComboShot) != EProjectileAttrib::ComboShot))
if (xf8_filter.GetExcludeList().HasMaterial(EMaterialTypes::Player))
retargetPlayer = true;
break;
default:
break;
}
if (retargetPlayer) {
float ang = mgr.GetActiveRandom()->Range(0.f, 2.f * M_PIF);
float y = std::sin(ang);
float x = std::cos(ang);
targetPos = mgr.GetPlayer().GetAimPosition(mgr, 0.f) + zeus::CVector3f(x, 0.f, y);
ChangeProjectileOwner(hitActor, mgr);
}
}
if (vulnType != EVulnerability::Immune && !deflect) {
deflect =
(type == EWeaponCollisionResponseTypes::Unknown15 || type == EWeaponCollisionResponseTypes::EnemyShielded ||
(type >= EWeaponCollisionResponseTypes::Unknown69 && type <= EWeaponCollisionResponseTypes::AtomicAlphaReflect));
}
SetTranslation(offsetPos);
if (deflect) {
done = false;
x2c0_homingTargetId = kInvalidUniqueId;
x3d0_25_ = false;
} else {
StopProjectile(mgr);
if (x3d0_27_camShakeDirty) {
x2fc_camShake.SetSfxPositionAndDistance(pos, 50.f);
mgr.GetCameraManager()->AddCameraShaker(x2fc_camShake, false);
}
}
PlayImpactSound(pos, type);
mgr.InformListeners(pos, EListenNoiseType::ProjectileExplode);
if (auto particle = x170_projectile.CollisionOccured(type, !done, retargetPlayer, offsetPos, normal, targetPos)) {
zeus::CTransform particleXf = zeus::lookAt(zeus::CVector3f::skZero, normal);
particleXf.origin = offsetPos;
if (xf0_weaponType != EWeaponType::Power || !xf8_filter.GetExcludeList().HasMaterial(EMaterialTypes::Player) ||
!x2e4_27_inWater) {
if (auto decal = x170_projectile.GetDecalForCollision(type)) {
CDecalManager::AddDecal(*decal, particleXf,
(xe8_projectileAttribs & EProjectileAttrib::Ice) != EProjectileAttrib::Ice, mgr);
}
zeus::CVector3f scale = zeus::CVector3f::skOne;
bool camClose = false;
if (mgr.GetPlayer().GetCameraState() == CPlayer::EPlayerCameraState::FirstPerson) {
float mag = (offsetPos - mgr.GetCameraManager()->GetCurrentCamera(mgr)->GetTranslation()).magnitude();
if (mag < 4.f) {
scale = zeus::CVector3f(0.75f * (mag * 0.25f) + 0.25f);
camClose = true;
}
}
u32 explodeFlags = 0x8;
if ((xe8_projectileAttribs & EProjectileAttrib::Ice) == EProjectileAttrib::Ice)
explodeFlags |= 0x4;
if (camClose)
explodeFlags |= 0x2;
CEntityInfo explosionInfo(GetAreaIdAlways(), CEntity::NullConnectionList);
CExplosion* explosion =
new CExplosion(*particle, mgr.AllocateUniqueId(), true, explosionInfo, "Projectile collision response",
particleXf, explodeFlags, scale, zeus::CColor::skWhite);
mgr.AddObject(explosion);
if (TCastToPtr<CActor> hActor = mgr.ObjectById(hitActor)) {
bool validPlat = false;
CScriptPlatform* plat = TCastToPtr<CScriptPlatform>(hActor.GetPtr()).GetPtr();
validPlat = plat != nullptr;
if (!validPlat && hActor->GetMaterialList().HasMaterial(EMaterialTypes::Bomb)) {
for (CEntity* ent : mgr.GetPlatformAndDoorObjectList()) {
if (TCastToPtr<CScriptPlatform> otherPlat = ent) {
if (otherPlat->IsSlave(hitActor)) {
plat = otherPlat.GetPtr();
validPlat = true;
break;
}
}
}
}
if (validPlat)
plat->AddSlave(explosion->GetUniqueId(), mgr);
}
} else {
x3d0_24_dead = true;
}
if ((xe8_projectileAttribs & (EProjectileAttrib::ComboShot | EProjectileAttrib::Ice)) ==
(EProjectileAttrib::ComboShot | EProjectileAttrib::Ice)) {
/* Ice Spreader */
TLockedToken<CGenDescription> iceSpreadParticle = g_SimplePool->GetObj("IceSpread1");
u32 flags = (xe6_27_thermalVisorFlags & 0x2) == 0 ? 1 : 0;
flags |= 0x2;
CIceImpact* iceImpact =
new CIceImpact(iceSpreadParticle, mgr.AllocateUniqueId(), GetAreaIdAlways(), true, "Ice spread explosion",
particleXf, flags, zeus::CVector3f::skOne, zeus::CColor::skWhite);
mgr.AddObject(iceImpact);
}
}
return done;
}
void CEnergyProjectile::StopProjectile(CStateManager& mgr) {
DeleteProjectileLight(mgr);
mgr.RemoveWeaponId(xec_ownerId, xf0_weaponType);
x2e4_24_active = false;
x68_material = CMaterialList();
mgr.UpdateActorInSortedLists(*this);
if (x2e8_sfx) {
CSfxManager::RemoveEmitter(x2e8_sfx);
x2e8_sfx.reset();
}
}
} // namespace urde