Finished CExplosion

README.md

@@ -41,7 +41,6 @@ to reverse at the time, calling the original functions is acceptable.
 cAudioManager - WIP
 CBoat
 CBulletInfo
-CExplosion
 CMenuManager - WIP
 CObject
 CPacManPickups

src/core/World.cpp

@@ -56,6 +56,8 @@ WRAPPER void CWorld::FindMissionEntitiesIntersectingCube(const CVector&, const C
 WRAPPER void CWorld::ClearCarsFromArea(float, float, float, float, float, float) { EAXJMP(0x4B50E0); }
 WRAPPER void CWorld::ClearPedsFromArea(float, float, float, float, float, float) { EAXJMP(0x4B52B0); }
 WRAPPER void CWorld::CallOffChaseForArea(float, float, float, float) { EAXJMP(0x4B5530); }
+WRAPPER void CWorld::TriggerExplosion(const CVector& a1, float a2, float a3, CEntity *a4, bool a5) { EAXJMP(0x4B1140); }
+WRAPPER void CWorld::SetPedsOnFire(float, float, float, float, CEntity*) { EAXJMP(0x4B3D30); }
 
 void
 CWorld::Initialise()

src/core/World.h

@@ -132,6 +132,7 @@ public:
 	static void SetAllCarsCanBeDamaged(bool);
 	static void ExtinguishAllCarFiresInArea(CVector, float);
 	static void SetCarsOnFire(float, float, float, float, CEntity*);
+	static void SetPedsOnFire(float, float, float, float, CEntity*);
 
 	static void Initialise();
 	static void AddParticles();
@@ -140,6 +141,7 @@ public:
 	static void RepositionCertainDynamicObjects();
 	static void RemoveStaticObjects();
 	static void Process();
+	static void TriggerExplosion(const CVector &, float, float, CEntity*, bool);
 };
 
 extern CColPoint *gaTempSphereColPoints;

src/core/config.h

@@ -125,7 +125,9 @@ enum Config {
 
 	NUM_GARAGE_STORED_CARS = 6,
 
-	NUM_CRANES = 8
+	NUM_CRANES = 8,
+
+	NUM_EXPLOSIONS = 48,
 };
 
 // We'll use this once we're ready to become independent of the game

src/vehicles/Bike.h

@@ -0,0 +1,15 @@
+#pragma once
+
+// some miami bike leftovers
+
+enum eBikeNodes {
+	BIKE_NODE_NONE,
+	BIKE_CHASSIS,
+	BIKE_FORKS_FRONT,
+	BIKE_FORKS_REAR,
+	BIKE_WHEEL_FRONT,
+	BIKE_WHEEL_REAR,
+	BIKE_MUDGUARD,
+	BIKE_HANDLEBARS,
+	BIKE_NUM_NODES
+};

src/vehicles/Vehicle.h

@@ -238,6 +238,7 @@ public:
 	bool IsTrain(void) { return m_vehType == VEHICLE_TYPE_TRAIN; }
 	bool IsHeli(void) { return m_vehType == VEHICLE_TYPE_HELI; }
 	bool IsPlane(void) { return m_vehType == VEHICLE_TYPE_PLANE; }
+	bool IsBike(void) { return m_vehType == VEHICLE_TYPE_BIKE; }
 
 	void FlyingControl(eFlightModel flightModel);
 	void ProcessWheel(CVector &wheelFwd, CVector &wheelRight, CVector &wheelContactSpeed, CVector &wheelContactPoint,

src/weapons/Explosion.cpp

@@ -1,11 +1,29 @@
 #include "common.h"
 #include "patcher.h"
+#include "Automobile.h"
+#include "Bike.h"
+#include "Camera.h"
+#include "Coronas.h"
 #include "DMAudio.h"
+#include "Entity.h"
+#include "EventList.h"
 #include "Explosion.h"
+#include "General.h"
+#include "Fire.h"
+#include "Pad.h"
+#include "Particle.h"
+#include "PointLights.h"
+#include "Shadows.h"
+#include "Timer.h"
+#include "Vehicle.h"
+#include "WaterLevel.h"
+#include "World.h"
 
-CExplosion(&gaExplosion)[48] = *(CExplosion(*)[48])*(uintptr*)0x64E208;
+CExplosion(&gaExplosion)[NUM_EXPLOSIONS] = *(CExplosion(*)[NUM_EXPLOSIONS])*(uintptr*)0x64E208;
 
-WRAPPER void CExplosion::AddExplosion(CEntity *explodingEntity, CEntity *culprit, eExplosionType type, const CVector &pos, uint32) { EAXJMP(0x5591C0); }
+// these two were not initialised in original code, I'm really not sure what were they meant to be
+RwRGBA colMedExpl = { 0, 0, 0, 0 };
+RwRGBA colUpdate = { 0, 0, 0, 0 };
 
 int AudioHandle = AEHANDLE_NONE;
 
@@ -15,26 +33,25 @@ CExplosion::Initialise()
 	debug("Initialising CExplosion...\n");
 	for (int i = 0; i < ARRAY_SIZE(gaExplosion); i++) {
 		gaExplosion[i].m_ExplosionType = EXPLOSION_GRENADE;
-		gaExplosion[i].m_vecPosition.x = 0.0f;
+		gaExplosion[i].m_vecPosition = CVector(0.0f, 0.0f, 0.0f);
-		gaExplosion[i].m_vecPosition.y = 0.0f;
-		gaExplosion[i].m_vecPosition.z = 0.0f;
 		gaExplosion[i].m_fRadius = 1.0f;
 		gaExplosion[i].m_fPropagationRate = 0.0f;
-		gaExplosion[i].field_38 = 0;
+		gaExplosion[i].m_fZshift = 0.0f;
 		gaExplosion[i].m_pCreatorEntity = nil;
 		gaExplosion[i].m_pVictimEntity = nil;
 		gaExplosion[i].m_fStopTime = 0.0f;
-		gaExplosion[i].m_bActive = false;
+		gaExplosion[i].m_nIteration = 0;
-		gaExplosion[i].m_nStartTime = 0;
+		gaExplosion[i].m_fStartTime = 0.0f;
-		gaExplosion[i].field_34 = 0;
+		gaExplosion[i].m_bIsBoat = false;
 	}
 	AudioHandle = DMAudio.CreateEntity(AUDIOTYPE_EXPLOSION, (void*)1);
 	if (AudioHandle >= 0)
-		DMAudio.SetEntityStatus(AudioHandle, 1);
+		DMAudio.SetEntityStatus(AudioHandle, true);
 	debug("CExplosion ready\n");
 }
 
-void CExplosion::Shutdown()
+void
+CExplosion::Shutdown()
 {
 	debug("Shutting down CExplosion...\n");
 	if (AudioHandle >= 0) {
@@ -44,27 +61,16 @@ void CExplosion::Shutdown()
 	debug("CExplosion shut down\n");
 }
 
-void
-CExplosion::RemoveAllExplosionsInArea(CVector pos, float radius)
-{
-	for (int i = 0; i < ARRAY_SIZE(gaExplosion); i++) {
-		if (gaExplosion[i].m_bActive) {
-			if ((pos - gaExplosion[i].m_vecPosition).MagnitudeSqr() < SQR(radius))
-				gaExplosion[i].m_bActive = false;
-		}
-	}
-}
-
 int8
 CExplosion::GetExplosionActiveCounter(uint8 id)
 {
-	return gaExplosion[id].m_bActiveCounter;
+	return gaExplosion[id].m_nActiveCounter;
 }
 
-CVector *
+void
-CExplosion::GetExplosionPosition(uint8 id)
+CExplosion::ResetExplosionActiveCounter(uint8 id)
 {
-	return &gaExplosion[id].m_vecPosition;
+	gaExplosion[id].m_nActiveCounter = 0;
 }
 
 uint8
@@ -73,18 +79,358 @@ CExplosion::GetExplosionType(uint8 id)
 	return gaExplosion[id].m_ExplosionType;
 }
 
-void
+CVector *
-CExplosion::ResetExplosionActiveCounter(uint8 id)
+CExplosion::GetExplosionPosition(uint8 id)
 {
-	gaExplosion[id].m_bActiveCounter = 0;
+	return &gaExplosion[id].m_vecPosition;
 }
 
 bool
-CExplosion::TestForExplosionInArea(eExplosionType a1, float x1, float x2, float y1, float y2, float z1, float z2)
+CExplosion::AddExplosion(CEntity *explodingEntity, CEntity *culprit, eExplosionType type, const CVector &pos, uint32 lifetime)
+{
+	CVector pPosn;
+	CVector posGround;
+
+	RwRGBA colorMedium = colMedExpl;
+	bool bDontExplode = false;
+	const RwRGBA color = { 160, 160, 160, 255 };
+	pPosn = pos;
+	pPosn.z += 5.0f;
+	CShadows::AddPermanentShadow(SHADOWTEX_CAR, gpShadowHeliTex, &pPosn, 8.0f, 0.0f, 0.0f, -8.0f, 200, 0, 0, 0, 10.0f, 1, 30000.0f);
+
+	int n = 0;
+	while (gaExplosion[n].m_nIteration != 0 && n < ARRAY_SIZE(gaExplosion))
+		n++;
+	if (n == ARRAY_SIZE(gaExplosion))
+		return false;
+
+	CExplosion &explosion = gaExplosion[n];
+	explosion.m_ExplosionType = type;
+	explosion.m_vecPosition = pos;
+	explosion.m_fRadius = 1.0f;
+	explosion.m_fZshift = 0.0f;
+	explosion.m_pCreatorEntity = culprit;
+	if (culprit != nil)
+		culprit->RegisterReference(&explosion.m_pCreatorEntity);
+	explosion.m_pVictimEntity = explodingEntity;
+	if (explodingEntity != nil)
+		explodingEntity->RegisterReference(&explosion.m_pVictimEntity);
+	explosion.m_nIteration = 1;
+	explosion.m_nActiveCounter = 1;
+	explosion.m_bIsBoat = false;
+	explosion.m_nParticlesExpireTime = lifetime != 0 ? CTimer::GetTimeInMilliseconds() + lifetime : 0;
+	switch (type)
+	{
+	case EXPLOSION_GRENADE:
+		explosion.m_fRadius = 9.0f;
+		explosion.m_fPower = 300.0f;
+		explosion.m_fStopTime = lifetime + CTimer::GetTimeInMilliseconds() + 750;
+		explosion.m_fPropagationRate = 0.5f;
+		posGround = pos;
+		posGround.z = CWorld::FindGroundZFor3DCoord(posGround.x, posGround.y, posGround.z + 3.0f, nil);
+		CEventList::RegisterEvent(EVENT_EXPLOSION, posGround, 250);
+		if (Distance(explosion.m_vecPosition, TheCamera.GetPosition()) < 40.0f)
+			CParticle::AddParticle(PARTICLE_EXPLOSION_LFAST, explosion.m_vecPosition, CVector(0.0f, 0.0f, 0.0f), nil, 5.5f, color);
+		break;
+	case EXPLOSION_MOLOTOV:
+	{
+		explosion.m_fRadius = 6.0f;
+		explosion.m_fPower = 0.0f;
+		explosion.m_fStopTime = lifetime + CTimer::GetTimeInMilliseconds() + 3000;
+		explosion.m_fPropagationRate = 0.5f;
+		posGround = pos;
+		bool found;
+		posGround.z = CWorld::FindGroundZFor3DCoord(posGround.x, posGround.y, posGround.z + 3.0f, &found);
+		if (found) {
+			float waterLevel;
+			if (CWaterLevel::GetWaterLevelNoWaves(posGround.x, posGround.y, posGround.z, &waterLevel)
+				&& posGround.z < waterLevel
+				&& waterLevel - 6.0f < posGround.z) // some subway/tunnels check?
+				bDontExplode = true;
+			else
+				gFireManager.StartFire(posGround, 1.8f, false);
+		}
+		else
+			bDontExplode = true;
+		break;
+	}
+	case EXPLOSION_ROCKET:
+		explosion.m_fRadius = 10.0f;
+		explosion.m_fPower = 300.0f;
+		explosion.m_fStopTime = lifetime + CTimer::GetTimeInMilliseconds() + 750;
+		explosion.m_fPropagationRate = 0.5f;
+		CEventList::RegisterEvent(EVENT_EXPLOSION, pos, 250);
+		if (Distance(explosion.m_vecPosition, TheCamera.GetPosition()) < 40.0f)
+			CParticle::AddParticle(PARTICLE_EXPLOSION_LFAST, explosion.m_vecPosition, CVector(0.0f, 0.0f, 0.0f), nil, 5.5f, color);
+		break;
+	case EXPLOSION_CAR:
+	case EXPLOSION_CAR_QUICK:
+		explosion.m_fRadius = 9.0f;
+		explosion.m_fPower = 300.0f;
+		explosion.m_fStopTime = lifetime + CTimer::GetTimeInMilliseconds() + 4250;
+		explosion.m_fPropagationRate = 0.5f;
+		explosion.m_fStartTime = CTimer::GetTimeInMilliseconds();
+		if (explosion.m_pVictimEntity != nil) {
+			if (explosion.m_pVictimEntity->IsVehicle() && ((CVehicle*)explosion.m_pVictimEntity)->IsBoat())
+				explosion.m_bIsBoat = true;
+			CEventList::RegisterEvent(EVENT_EXPLOSION, EVENT_ENTITY_VEHICLE, explosion.m_pVictimEntity, nil, 1000);
+		} else 
+			CEventList::RegisterEvent(EVENT_EXPLOSION, pos, 1000);
+
+		if (explosion.m_pVictimEntity != nil && !explosion.m_bIsBoat) {
+			int rn = (CGeneral::GetRandomNumber() & 1) + 2;
+			for (int i = 0; i < rn; i++) {
+				CParticle::AddParticle(PARTICLE_EXPLOSION_MEDIUM, explosion.m_pVictimEntity->GetPosition(), CVector(0.0f, 0.0f, 0.0f), nil, 3.5f, colMedExpl);
+				CParticle::AddParticle(PARTICLE_EXPLOSION_LFAST, explosion.m_pVictimEntity->GetPosition(), CVector(0.0f, 0.0f, 0.0f), nil, 5.5f, color);
+			}
+			CVehicle *veh = (CVehicle*)explosion.m_pVictimEntity;
+			int32 component = CAR_WING_LR;
+
+			// miami leftover
+			if (veh->IsBike())
+				component = BIKE_FORKS_REAR;
+
+			if (veh->IsComponentPresent(component)) {
+				CVector componentPos;
+				veh->GetComponentWorldPosition(component, componentPos);
+				rn = (CGeneral::GetRandomNumber() & 1) + 1;
+				for (int i = 0; i < rn; i++)
+					CParticle::AddJetExplosion(componentPos, 1.4f, 0.0f);
+			}
+		}
+		break;
+	case EXPLOSION_HELI:
+		explosion.m_fRadius = 6.0f;
+		explosion.m_fPower = 300.0f;
+		explosion.m_fStopTime = lifetime + CTimer::GetTimeInMilliseconds() + 750;
+		explosion.m_fPropagationRate = 0.5f;
+		explosion.m_fStartTime = CTimer::GetTimeInMilliseconds();
+		for (int i = 0; i < 10; i++) {
+			CVector randpos;
+			uint8 x, y, z;
+
+			x = CGeneral::GetRandomNumber();
+			y = CGeneral::GetRandomNumber();
+			z = CGeneral::GetRandomNumber();
+			randpos = pos + CVector(x - 128, y - 128, z - 128) / 20.0f;
+
+			CParticle::AddParticle(PARTICLE_EXPLOSION_MFAST, randpos, CVector(0.0f, 0.0f, 0.0f), nil, 2.5f, color);
+
+			x = CGeneral::GetRandomNumber();
+			y = CGeneral::GetRandomNumber();
+			z = CGeneral::GetRandomNumber();
+			randpos = pos + CVector(x - 128, y - 128, z - 128) / 20.0f;
+
+			CParticle::AddParticle(PARTICLE_EXPLOSION_LFAST, randpos, CVector(0.0f, 0.0f, 0.0f), nil, 5.0f, color);
+
+			x = CGeneral::GetRandomNumber();
+			y = CGeneral::GetRandomNumber();
+			z = CGeneral::GetRandomNumber();
+			randpos = pos + CVector(x - 128, y - 128, z - 128) / 20.0f;
+
+			CParticle::AddJetExplosion(randpos, 1.4f, 3.0f);
+		}
+		CEventList::RegisterEvent(EVENT_EXPLOSION, pos, 1000);
+		break;
+	case EXPLOSION_MINE:
+		explosion.m_fRadius = 10.0f;
+		explosion.m_fPower = 150.0f;
+		explosion.m_fStopTime = lifetime + CTimer::GetTimeInMilliseconds() + 750;
+		explosion.m_fPropagationRate = 0.5f;
+		posGround = pos;
+		//posGround.z = 
+			CWorld::FindGroundZFor3DCoord(pos.x, pos.y, pos.z + 4.0f, nil); // BUG? result is unused
+		CEventList::RegisterEvent(EVENT_EXPLOSION, posGround, 250);
+		break;
+	case EXPLOSION_BARREL:
+		explosion.m_fRadius = 7.0f;
+		explosion.m_fPower = 150.0f;
+		explosion.m_fStopTime = lifetime + CTimer::GetTimeInMilliseconds() + 750;
+		explosion.m_fPropagationRate = 0.5f;
+		for (int i = 0; i < 6; i++) {
+			CVector randpos;
+			uint8 x, y, z;
+
+			x = CGeneral::GetRandomNumber();
+			y = CGeneral::GetRandomNumber();
+			z = CGeneral::GetRandomNumber();
+			randpos = CVector(x - 128, y - 128, z - 128);
+
+			randpos.x /= 50.0f;
+			randpos.y /= 50.0f;
+			randpos.z /= 25.0f;
+			randpos += pos;
+			CParticle::AddParticle(PARTICLE_EXPLOSION_MEDIUM, randpos, CVector(0.0f, 0.0f, 0.0f), nil, 0.0f, colorMedium);
+		}
+		posGround = pos;
+		//posGround.z = 
+			CWorld::FindGroundZFor3DCoord(pos.x, pos.y, pos.z + 4.0f, nil); // BUG? result is unused
+		CEventList::RegisterEvent(EVENT_EXPLOSION, posGround, 250);
+		break;
+	case EXPLOSION_TANK_GRENADE:
+		explosion.m_fRadius = 10.0f;
+		explosion.m_fPower = 150.0f;
+		explosion.m_fStopTime = lifetime + CTimer::GetTimeInMilliseconds() + 750;
+		explosion.m_fPropagationRate = 0.5f;
+		posGround = pos;
+		//posGround.z = 
+			CWorld::FindGroundZFor3DCoord(pos.x, pos.y, pos.z + 4.0f, nil); // BUG? result is unused
+		CEventList::RegisterEvent(EVENT_EXPLOSION, posGround, 250);
+		break;
+	case EXPLOSION_HELI_BOMB:
+		explosion.m_fRadius = 8.0f;
+		explosion.m_fPower = 50.0f;
+		explosion.m_fStopTime = lifetime + CTimer::GetTimeInMilliseconds() + 750;
+		explosion.m_fPropagationRate = 0.5f;
+		posGround = pos;
+		//posGround.z = 
+			CWorld::FindGroundZFor3DCoord(pos.x, pos.y, pos.z + 4.0f, nil); // BUG? result is unused
+		CEventList::RegisterEvent(EVENT_EXPLOSION, posGround, 250);
+		break;
+	}
+	if (bDontExplode) {
+		explosion.m_nIteration = 0;
+		return false;
+	}
+
+	if (explosion.m_fPower != 0.0f && explosion.m_nParticlesExpireTime == 0)
+		CWorld::TriggerExplosion(pos, explosion.m_fRadius, explosion.m_fPower, culprit, (type == EXPLOSION_ROCKET || type == EXPLOSION_CAR_QUICK || type == EXPLOSION_MINE || type == EXPLOSION_BARREL || type == EXPLOSION_TANK_GRENADE || type == EXPLOSION_HELI_BOMB));
+
+	TheCamera.CamShake(0.6f, pos.x, pos.y, pos.z);
+	CPad::GetPad(0)->StartShake_Distance(300, 128, pos.x, pos.y, pos.z);
+	return true;
+}
+
+void
+CExplosion::Update()
+{
+	RwRGBA color = colUpdate;
+	for (int i = 0; i < ARRAY_SIZE(gaExplosion); i++) {
+		CExplosion &explosion = gaExplosion[i];
+		if (explosion.m_nIteration == 0) continue;
+
+		if (explosion.m_nParticlesExpireTime != 0) {
+			if (CTimer::GetTimeInMilliseconds() > explosion.m_nParticlesExpireTime) {
+				explosion.m_nParticlesExpireTime = 0;
+				if (explosion.m_fPower != 0.0f)
+					CWorld::TriggerExplosion(explosion.m_vecPosition, explosion.m_fRadius, explosion.m_fPower, explosion.m_pCreatorEntity, (explosion.m_ExplosionType == EXPLOSION_ROCKET || explosion.m_ExplosionType == EXPLOSION_CAR_QUICK || explosion.m_ExplosionType == EXPLOSION_MINE || explosion.m_ExplosionType == EXPLOSION_BARREL || explosion.m_ExplosionType == EXPLOSION_TANK_GRENADE || explosion.m_ExplosionType == EXPLOSION_HELI_BOMB));
+			}
+		} else {
+			explosion.m_fRadius += explosion.m_fPropagationRate * CTimer::GetTimeStep();
+			int32 someTime = explosion.m_fStopTime - CTimer::GetTimeInMilliseconds();
+			switch (explosion.m_ExplosionType)
+			{
+			case EXPLOSION_GRENADE:
+			case EXPLOSION_ROCKET:
+			case EXPLOSION_HELI:
+			case EXPLOSION_MINE:
+			case EXPLOSION_BARREL:
+				if (CTimer::GetFrameCounter() & 1) {
+					CPointLights::AddLight(CPointLights::LIGHT_POINT, explosion.m_vecPosition, CVector(0.0f, 0.0f, 0.0f), 20.0f, 1.0f, 1.0f, 0.5f, CPointLights::FOG_NONE, true);
+					CCoronas::RegisterCorona((uintptr)&explosion, 255, 255, 200, 255, explosion.m_vecPosition, 8.0f, 120.0f, gpCoronaTexture[0], CCoronas::TYPE_NORMAL, CCoronas::REFLECTION_ON, CCoronas::LOSCHECK_OFF, CCoronas::STREAK_OFF, 0.0f);
+				} else
+					CCoronas::RegisterCorona((uintptr)&explosion, 128, 128, 100, 255, explosion.m_vecPosition, 8.0f, 120.0f, gpCoronaTexture[0], CCoronas::TYPE_NORMAL, CCoronas::REFLECTION_ON, CCoronas::LOSCHECK_OFF, CCoronas::STREAK_OFF, 0.0f);
+				CCoronas::RegisterCorona((uintptr)&explosion + 1, 30, 30, 25, 255, explosion.m_vecPosition, explosion.m_fRadius, 120.0f, gpCoronaTexture[7], CCoronas::TYPE_STAR, CCoronas::REFLECTION_OFF, CCoronas::LOSCHECK_OFF, CCoronas::STREAK_OFF, 0.0f);
+				break;
+			case EXPLOSION_MOLOTOV:
+				CWorld::SetPedsOnFire(explosion.m_vecPosition.x, explosion.m_vecPosition.y, explosion.m_vecPosition.z, 6.0f, explosion.m_pCreatorEntity);
+				CWorld::SetCarsOnFire(explosion.m_vecPosition.x, explosion.m_vecPosition.y, explosion.m_vecPosition.z, 6.0f, explosion.m_pCreatorEntity);
+				if (explosion.m_nIteration < 10) {
+					if (explosion.m_nIteration == 1) {
+						CVector point1 = explosion.m_vecPosition;
+						point1.z += 5.0f;
+						CColPoint colPoint;
+						CEntity *pEntity;
+						CWorld::ProcessVerticalLine(point1, -1000.0f, colPoint, pEntity, true, false, false, false, true, false, nil);
+						explosion.m_fZshift = colPoint.point.z;
+					}
+					float ff = ((float)explosion.m_nIteration * 0.55f);
+					for (int i = 0; i < 5 * ff; i++) {
+						float angle = CGeneral::GetRandomNumber() / 256.0f * 6.28f;
+
+						CVector pos = explosion.m_vecPosition;
+						pos.x += ff * Sin(angle);
+						pos.y += ff * Cos(angle);
+						pos.z += 5.0f; // what is the point of this?
+
+						pos.z = explosion.m_fZshift + 0.5f;
+						CParticle::AddParticle(PARTICLE_EXPLOSION_MEDIUM, pos, CVector(0.0f, 0.0f, 0.0f), nil, 0.0f, color, CGeneral::GetRandomNumberInRange(-3.0f, 3.0f), CGeneral::GetRandomNumberInRange(-180.0f, 180.0f));
+					}
+				}
+				break;
+			case EXPLOSION_CAR:
+			case EXPLOSION_CAR_QUICK:
+				if (someTime >= 3500) {
+					if (explosion.m_pVictimEntity != nil && !explosion.m_bIsBoat) {
+						if ((CGeneral::GetRandomNumber() & 0xF) == 0) {
+							CVehicle *veh = (CVehicle*)explosion.m_pVictimEntity;
+							uint8 component = CAR_WING_LR;
+
+							// miami leftover
+							if (veh->IsBike())
+								component = BIKE_FORKS_REAR;
+
+							if (veh->IsComponentPresent(component)) {
+								CVector componentPos;
+								veh->GetComponentWorldPosition(component, componentPos);
+								CParticle::AddJetExplosion(componentPos, 1.5f, 0.0f);
+							}
+						}
+						if (CTimer::GetTimeInMilliseconds() > explosion.m_fStartTime) {
+							explosion.m_fStartTime = CTimer::GetTimeInMilliseconds() + 125 + (CGeneral::GetRandomNumber() & 0x7F);
+							CVector pos = explosion.m_pVictimEntity->GetPosition();
+							for (int i = 0; i < (CGeneral::GetRandomNumber() & 1) + 1; i++) {
+								CParticle::AddParticle(PARTICLE_EXPLOSION_MEDIUM, pos, CVector(0.0f, 0.0f, 0.0f), nil, 3.5f, color);
+								CParticle::AddParticle(PARTICLE_EXPLOSION_LARGE, pos, CVector(0.0f, 0.0f, 0.0f), nil, 5.5f, color);
+							}
+						}
+					}
+					if (CTimer::GetFrameCounter() & 1) {
+						CPointLights::AddLight(CPointLights::LIGHT_POINT, explosion.m_vecPosition, CVector(0.0f, 0.0f, 0.0f), 15.0f, 1.0f, 0.0f, 0.0f, CPointLights::FOG_NONE, true);
+						CCoronas::RegisterCorona((uintptr)&explosion, 200, 100, 0, 255, explosion.m_vecPosition, 6.0f, 80.0f, gpCoronaTexture[0], CCoronas::TYPE_NORMAL, CCoronas::REFLECTION_ON, CCoronas::LOSCHECK_OFF, CCoronas::STREAK_OFF, 0.0f);
+					} else
+						CCoronas::RegisterCorona((uintptr)&explosion, 128, 0, 0, 255, explosion.m_vecPosition, 8.0f, 80.0f, gpCoronaTexture[0], CCoronas::TYPE_NORMAL, CCoronas::REFLECTION_ON, CCoronas::LOSCHECK_OFF, CCoronas::STREAK_OFF, 0.0f);
+
+					CCoronas::RegisterCorona((uintptr)&explosion + 1, 30, 15, 0, 255, explosion.m_vecPosition, explosion.m_fRadius, 80.0f, gpCoronaTexture[7], CCoronas::TYPE_STAR, CCoronas::REFLECTION_OFF, CCoronas::LOSCHECK_OFF, CCoronas::STREAK_OFF, 0.0f);
+				} else if (explosion.m_nIteration & 1) {
+					if (explosion.m_pVictimEntity != nil)
+						CParticle::AddParticle(PARTICLE_ENGINE_SMOKE2, explosion.m_pVictimEntity->GetPosition(), CVector(0.0f, 0.0f, 0.0f), nil, CGeneral::GetRandomNumberInRange(0.5f, 0.8f), color);
+					CVector pos = explosion.m_vecPosition;
+					pos.z += 1.0f;
+					CParticle::AddParticle(PARTICLE_ENGINE_SMOKE2, pos, CVector(0.0f, 0.0f, 0.11f), nil, CGeneral::GetRandomNumberInRange(0.5f, 2.0f), color);
+				}
+				break;
+			case EXPLOSION_TANK_GRENADE:
+			case EXPLOSION_HELI_BOMB:
+				if (explosion.m_nIteration < 5) {
+					float ff = ((float)explosion.m_nIteration * 0.65f);
+					for (int i = 0; i < 10 * ff; i++) {
+						uint8 x = CGeneral::GetRandomNumber(), y = CGeneral::GetRandomNumber(), z = CGeneral::GetRandomNumber();
+						CVector pos(x - 128, y - 128, (z % 128) + 1);
+
+						pos.Normalise();
+						pos *= ff / 5.0f;
+						pos += explosion.m_vecPosition;
+						pos.z += 0.5f;
+						CParticle::AddParticle(PARTICLE_EXPLOSION_LARGE, pos, CVector(0.0f, 0.0f, 0.0f), nil, 0.0f, color, CGeneral::GetRandomNumberInRange(-3.0f, 3.0f), CGeneral::GetRandomNumberInRange(-180.0f, 180.0f));
+					}
+				}
+				break;
+			}
+			if (someTime > 0)
+				explosion.m_nIteration++;
+			else
+				explosion.m_nIteration = 0;
+		}
+	}
+}
+
+bool
+CExplosion::TestForExplosionInArea(eExplosionType type, float x1, float x2, float y1, float y2, float z1, float z2)
 {
 	for (int i = 0; i < ARRAY_SIZE(gaExplosion); i++) {
-		if (gaExplosion[i].m_bActive) {
+		if (gaExplosion[i].m_nIteration != 0) {
-			if (a1 == gaExplosion[i].m_ExplosionType) {
+			if (type == gaExplosion[i].m_ExplosionType) {
 				if (gaExplosion[i].m_vecPosition.x >= x1 && gaExplosion[i].m_vecPosition.x <= x2) {
 					if (gaExplosion[i].m_vecPosition.y >= y1 && gaExplosion[i].m_vecPosition.y <= y2) {
 						if (gaExplosion[i].m_vecPosition.z >= z1 && gaExplosion[i].m_vecPosition.z <= z2)
@@ -97,13 +443,26 @@ CExplosion::TestForExplosionInArea(eExplosionType a1, float x1, float x2, float
 	return false;
 }
 
+void
+CExplosion::RemoveAllExplosionsInArea(CVector pos, float radius)
+{
+	for (int i = 0; i < ARRAY_SIZE(gaExplosion); i++) {
+		if (gaExplosion[i].m_nIteration != 0) {
+			if ((pos - gaExplosion[i].m_vecPosition).MagnitudeSqr() < SQR(radius))
+				gaExplosion[i].m_nIteration = 0;
+		}
+	}
+}
+
 STARTPATCHES
 	InjectHook(0x559030, &CExplosion::Initialise, PATCH_JUMP);
 	InjectHook(0x559100, &CExplosion::Shutdown, PATCH_JUMP);
-	InjectHook(0x55AD40, &CExplosion::RemoveAllExplosionsInArea, PATCH_JUMP);
 	InjectHook(0x559140, &CExplosion::GetExplosionActiveCounter, PATCH_JUMP);
-	InjectHook(0x5591A0, &CExplosion::GetExplosionPosition, PATCH_JUMP);
-	InjectHook(0x559180, &CExplosion::GetExplosionType, PATCH_JUMP);
 	InjectHook(0x559160, &CExplosion::ResetExplosionActiveCounter, PATCH_JUMP);
+	InjectHook(0x559180, &CExplosion::GetExplosionType, PATCH_JUMP);
+	InjectHook(0x5591A0, &CExplosion::GetExplosionPosition, PATCH_JUMP);
+	InjectHook(0x5591C0, &CExplosion::AddExplosion, PATCH_JUMP);
+	InjectHook(0x55A0C0, &CExplosion::Update, PATCH_JUMP);
 	InjectHook(0x55AC80, &CExplosion::TestForExplosionInArea, PATCH_JUMP);
+	InjectHook(0x55AD40, &CExplosion::RemoveAllExplosionsInArea, PATCH_JUMP);
 ENDPATCHES

src/weapons/Explosion.h

@@ -26,25 +26,24 @@ class CExplosion
 	CEntity *m_pCreatorEntity;
 	CEntity *m_pVictimEntity;
 	float m_fStopTime;
-	bool m_bActive;
+	uint8 m_nIteration;
-	int8 m_bActiveCounter;
+	uint8 m_nActiveCounter;
-	int32 m_nStartTime;
+	float m_fStartTime;
 	uint32 m_nParticlesExpireTime;
 	float m_fPower;
-	int32 field_34;
+	bool m_bIsBoat;
-	int32 field_38;
+	float m_fZshift;
 public:
 	static void Initialise();
 	static void Shutdown();
-	static void AddExplosion(CEntity *explodingEntity, CEntity *culprit, eExplosionType type,
-	                         const CVector &pos, uint32);
-
 	static int8 GetExplosionActiveCounter(uint8 id);
-	static CVector *GetExplosionPosition(uint8 id);
-	static uint8 GetExplosionType(uint8 id);
 	static void ResetExplosionActiveCounter(uint8 id);
-	static void RemoveAllExplosionsInArea(CVector, float);
+	static uint8 GetExplosionType(uint8 id);
-	static bool TestForExplosionInArea(eExplosionType, float, float, float, float, float, float);
+	static CVector *GetExplosionPosition(uint8 id);
+	static bool AddExplosion(CEntity *explodingEntity, CEntity *culprit, eExplosionType type, const CVector &pos, uint32 lifetime);
+	static void Update();
+	static bool TestForExplosionInArea(eExplosionType type, float x1, float x2, float y1, float y2, float z1, float z2);
+	static void RemoveAllExplosionsInArea(CVector pos, float radius);
 };
 
-extern CExplosion (&gaExplosion)[48];
+extern CExplosion (&gaExplosion)[NUM_EXPLOSIONS];