mirror of https://git.rip/DMCA_FUCKER/re3.git
343 lines
9.2 KiB
C++
343 lines
9.2 KiB
C++
#include "common.h"
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#include "Camera.h"
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#include "General.h"
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#include "Heli.h"
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#include "ModelIndices.h"
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#include "Particle.h"
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#include "Ped.h"
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#include "Plane.h"
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#include "ProjectileInfo.h"
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#include "Projectile.h"
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#include "Explosion.h"
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#include "Weapon.h"
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#include "World.h"
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#ifdef SQUEEZE_PERFORMANCE
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uint32 projectileInUse;
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#endif
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CProjectileInfo gaProjectileInfo[NUM_PROJECTILES];
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CProjectile *CProjectileInfo::ms_apProjectile[NUM_PROJECTILES];
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void
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CProjectileInfo::Initialise()
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{
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debug("Initialising CProjectileInfo...\n");
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for (int i = 0; i < ARRAY_SIZE(ms_apProjectile); i++) {
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ms_apProjectile[i] = nil;
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gaProjectileInfo[i].m_eWeaponType = WEAPONTYPE_GRENADE;
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gaProjectileInfo[i].m_pSource = nil;
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gaProjectileInfo[i].m_nExplosionTime = 0;
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gaProjectileInfo[i].m_bInUse = false;
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}
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debug("CProjectileInfo ready\n");
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#ifdef SQUEEZE_PERFORMANCE
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projectileInUse = 0;
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#endif
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}
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void
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CProjectileInfo::Shutdown()
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{
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debug("Shutting down CProjectileInfo...\n");
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debug("CProjectileInfo shut down\n");
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}
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CProjectileInfo*
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CProjectileInfo::GetProjectileInfo(int32 id)
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{
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return &gaProjectileInfo[id];
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}
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bool
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CProjectileInfo::AddProjectile(CEntity *entity, eWeaponType weapon, CVector pos, float speed)
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{
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int8 SpecialCollisionResponseCase = COLLRESPONSE_NONE;
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bool gravity = true;
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CMatrix matrix;
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float elasticity = 0.75f;
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CPed* ped = (CPed*)entity;
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int time;
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CVector velocity;
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switch (weapon)
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{
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case WEAPONTYPE_ROCKETLAUNCHER:
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{
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float vy = 1.25f;
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time = CTimer::GetTimeInMilliseconds() + 1400;
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if (ped->IsPlayer()) {
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matrix.GetForward() = TheCamera.Cams[TheCamera.ActiveCam].Front;
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matrix.GetUp() = TheCamera.Cams[TheCamera.ActiveCam].Up;
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matrix.GetRight() = CrossProduct(TheCamera.Cams[TheCamera.ActiveCam].Up, TheCamera.Cams[TheCamera.ActiveCam].Front);
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matrix.GetPosition() = pos;
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} else if (ped->m_pSeekTarget != nil) {
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float ry = CGeneral::GetRadianAngleBetweenPoints(1.0f, ped->m_pSeekTarget->GetPosition().z, 1.0f, pos.z);
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float rz = Atan2(-ped->GetForward().x, ped->GetForward().y);
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vy = 0.35f * speed + 0.15f;
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matrix.SetTranslate(0.0f, 1.0f, 1.0f);
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matrix.Rotate(0.0f, ry, rz);
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matrix.GetPosition() += pos;
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} else {
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matrix = ped->GetMatrix();
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}
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velocity = Multiply3x3(matrix, CVector(0.0f, vy, 0.0f));
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gravity = false;
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break;
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}
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case WEAPONTYPE_FLAMETHROWER:
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Error("Undefined projectile type, AddProjectile, ProjectileInfo.cpp");
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break;
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case WEAPONTYPE_MOLOTOV:
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{
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time = CTimer::GetTimeInMilliseconds() + 2000;
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float scale = 0.22f * speed + 0.15f;
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if (scale < 0.2f)
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scale = 0.2f;
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float angle = Atan2(-ped->GetForward().x, ped->GetForward().y);
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matrix.SetTranslate(0.0f, 0.0f, 0.0f);
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matrix.RotateZ(angle);
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matrix.GetPosition() += pos;
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velocity.x = -1.0f * scale * Sin(angle);
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velocity.y = scale * Cos(angle);
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velocity.z = (0.2f * speed + 0.4f) * scale;
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break;
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}
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case WEAPONTYPE_GRENADE:
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{
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time = CTimer::GetTimeInMilliseconds() + 2000;
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float scale = 0.0f;
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if (speed != 0.0f)
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scale = 0.22f * speed + 0.15f;
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float angle = Atan2(-ped->GetForward().x, ped->GetForward().y);
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matrix.SetTranslate(0.0f, 0.0f, 0.0f);
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matrix.RotateZ(angle);
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matrix.GetPosition() += pos;
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SpecialCollisionResponseCase = COLLRESPONSE_UNKNOWN5;
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velocity.x = -1.0f * scale * Sin(angle);
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velocity.y = scale * Cos(angle);
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velocity.z = (0.4f * speed + 0.4f) * scale;
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elasticity = 0.5f;
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break;
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}
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default: break;
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}
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int i = 0;
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#ifdef FIX_BUGS
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while (i < ARRAY_SIZE(gaProjectileInfo) && gaProjectileInfo[i].m_bInUse) i++;
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#else
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// array overrun is UB
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while (gaProjectileInfo[i].m_bInUse && i < ARRAY_SIZE(gaProjectileInfo)) i++;
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#endif
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if (i == ARRAY_SIZE(gaProjectileInfo))
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return false;
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switch (weapon)
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{
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case WEAPONTYPE_ROCKETLAUNCHER:
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ms_apProjectile[i] = new CProjectile(MI_MISSILE);
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break;
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case WEAPONTYPE_FLAMETHROWER:
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break;
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case WEAPONTYPE_MOLOTOV:
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ms_apProjectile[i] = new CProjectile(MI_MOLOTOV);
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break;
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case WEAPONTYPE_GRENADE:
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ms_apProjectile[i] = new CProjectile(MI_GRENADE);
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break;
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default: break;
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}
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if (ms_apProjectile[i] == nil)
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return false;
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gaProjectileInfo[i].m_eWeaponType = weapon;
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gaProjectileInfo[i].m_pSource = ped;
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ms_apProjectile[i]->GetMatrix() = matrix;
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ms_apProjectile[i]->SetMoveSpeed(velocity);
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ms_apProjectile[i]->bAffectedByGravity = gravity;
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gaProjectileInfo[i].m_nExplosionTime = time;
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ms_apProjectile[i]->m_fElasticity = elasticity;
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ms_apProjectile[i]->m_nSpecialCollisionResponseCases = SpecialCollisionResponseCase;
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#ifdef SQUEEZE_PERFORMANCE
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projectileInUse++;
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#endif
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gaProjectileInfo[i].m_bInUse = true;
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CWorld::Add(ms_apProjectile[i]);
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gaProjectileInfo[i].m_vecPos = ms_apProjectile[i]->GetPosition();
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return true;
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}
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void
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CProjectileInfo::RemoveProjectile(CProjectileInfo *info, CProjectile *projectile)
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{
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RemoveNotAdd(info->m_pSource, info->m_eWeaponType, projectile->GetPosition());
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#ifdef SQUEEZE_PERFORMANCE
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projectileInUse--;
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#endif
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info->m_bInUse = false;
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CWorld::Remove(projectile);
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delete projectile;
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}
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void
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CProjectileInfo::RemoveNotAdd(CEntity *entity, eWeaponType weaponType, CVector pos)
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{
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switch (weaponType)
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{
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case WEAPONTYPE_GRENADE:
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CExplosion::AddExplosion(nil, entity, EXPLOSION_GRENADE, pos, 0);
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break;
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case WEAPONTYPE_MOLOTOV:
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CExplosion::AddExplosion(nil, entity, EXPLOSION_MOLOTOV, pos, 0);
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break;
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case WEAPONTYPE_ROCKETLAUNCHER:
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CExplosion::AddExplosion(nil, entity, EXPLOSION_ROCKET, pos, 0);
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break;
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default: break;
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}
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}
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void
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CProjectileInfo::Update()
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{
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#ifdef SQUEEZE_PERFORMANCE
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if (projectileInUse == 0)
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return;
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#endif
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for (int i = 0; i < ARRAY_SIZE(gaProjectileInfo); i++) {
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if (!gaProjectileInfo[i].m_bInUse) continue;
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CPed *ped = (CPed*)gaProjectileInfo[i].m_pSource;
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if (ped != nil && ped->IsPed() && !ped->IsPointerValid())
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gaProjectileInfo[i].m_pSource = nil;
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if (ms_apProjectile[i] == nil) {
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#ifdef SQUEEZE_PERFORMANCE
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projectileInUse--;
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#endif
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gaProjectileInfo[i].m_bInUse = false;
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continue;
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}
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if (gaProjectileInfo[i].m_eWeaponType == WEAPONTYPE_ROCKETLAUNCHER) {
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CParticle::AddParticle(PARTICLE_SMOKE, ms_apProjectile[i]->GetPosition(), CVector(0.0f, 0.0f, 0.0f));
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}
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if (CTimer::GetTimeInMilliseconds() <= gaProjectileInfo[i].m_nExplosionTime) {
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if (gaProjectileInfo[i].m_eWeaponType == WEAPONTYPE_ROCKETLAUNCHER) {
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CVector pos = ms_apProjectile[i]->GetPosition();
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CWorld::pIgnoreEntity = ms_apProjectile[i];
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if (ms_apProjectile[i]->bHasCollided
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|| !CWorld::GetIsLineOfSightClear(gaProjectileInfo[i].m_vecPos, pos, true, true, true, true, false, false)
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|| gaProjectileInfo[i].m_eWeaponType == WEAPONTYPE_ROCKETLAUNCHER && (CHeli::TestRocketCollision(&pos) || CPlane::TestRocketCollision(&pos))) {
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RemoveProjectile(&gaProjectileInfo[i], ms_apProjectile[i]);
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}
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CWorld::pIgnoreEntity = nil;
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} else if (gaProjectileInfo[i].m_eWeaponType == WEAPONTYPE_MOLOTOV) {
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CVector pos = ms_apProjectile[i]->GetPosition();
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CWorld::pIgnoreEntity = ms_apProjectile[i];
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if (gaProjectileInfo[i].m_pSource == nil
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|| ((gaProjectileInfo[i].m_vecPos - gaProjectileInfo[i].m_pSource->GetPosition()).MagnitudeSqr() >= 2.0f))
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{
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if (ms_apProjectile[i]->bHasCollided
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|| !CWorld::GetIsLineOfSightClear(gaProjectileInfo[i].m_vecPos, pos, true, true, true, true, false, false)
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|| gaProjectileInfo[i].m_eWeaponType == WEAPONTYPE_ROCKETLAUNCHER && (CHeli::TestRocketCollision(&pos) || CPlane::TestRocketCollision(&pos))) {
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RemoveProjectile(&gaProjectileInfo[i], ms_apProjectile[i]);
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}
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}
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CWorld::pIgnoreEntity = nil;
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}
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} else {
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RemoveProjectile(&gaProjectileInfo[i], ms_apProjectile[i]);
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}
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gaProjectileInfo[i].m_vecPos = ms_apProjectile[i]->GetPosition();
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}
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}
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bool
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CProjectileInfo::IsProjectileInRange(float x1, float x2, float y1, float y2, float z1, float z2, bool remove)
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{
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bool result = false;
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for (int i = 0; i < ARRAY_SIZE(ms_apProjectile); i++) {
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if (gaProjectileInfo[i].m_bInUse) {
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if (gaProjectileInfo[i].m_eWeaponType == WEAPONTYPE_ROCKETLAUNCHER || gaProjectileInfo[i].m_eWeaponType == WEAPONTYPE_MOLOTOV || gaProjectileInfo[i].m_eWeaponType == WEAPONTYPE_GRENADE) {
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const CVector &pos = ms_apProjectile[i]->GetPosition();
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if (pos.x >= x1 && pos.x <= x2 && pos.y >= y1 && pos.y <= y2 && pos.z >= z1 && pos.z <= z2) {
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result = true;
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if (remove) {
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#ifdef SQUEEZE_PERFORMANCE
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projectileInUse--;
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#endif
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gaProjectileInfo[i].m_bInUse = false;
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CWorld::Remove(ms_apProjectile[i]);
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delete ms_apProjectile[i];
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}
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}
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}
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}
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}
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return result;
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}
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void
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CProjectileInfo::RemoveAllProjectiles()
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{
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#ifdef SQUEEZE_PERFORMANCE
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if (projectileInUse == 0)
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return;
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#endif
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for (int i = 0; i < ARRAY_SIZE(ms_apProjectile); i++) {
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if (gaProjectileInfo[i].m_bInUse) {
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#ifdef SQUEEZE_PERFORMANCE
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projectileInUse--;
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#endif
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gaProjectileInfo[i].m_bInUse = false;
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CWorld::Remove(ms_apProjectile[i]);
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delete ms_apProjectile[i];
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}
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}
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}
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bool
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CProjectileInfo::RemoveIfThisIsAProjectile(CObject *object)
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{
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#ifdef SQUEEZE_PERFORMANCE
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if (projectileInUse == 0)
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return false;
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#endif
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int i = 0;
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while (ms_apProjectile[i++] != object) {
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if (i >= ARRAY_SIZE(ms_apProjectile))
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return false;
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}
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#ifdef SQUEEZE_PERFORMANCE
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projectileInUse--;
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#endif
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gaProjectileInfo[i].m_bInUse = false;
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CWorld::Remove(ms_apProjectile[i]);
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delete ms_apProjectile[i];
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ms_apProjectile[i] = nil;
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return true;
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}
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