void NPC::TaskBase(void)
{
if (m_goalWaypointAPI != -1)
{
if (m_goalWaypointAPI != m_goalWaypoint)
{
DeleteSearchNodes();
m_goalWaypoint = m_goalWaypointAPI;
}
}
if (DoWaypointNav())
{
m_goalWaypoint = -1;
if (m_goalWaypointAPI != -1 && m_goalWaypointAPI == m_currentWaypointIndex)
m_goalWaypointAPI = -1;
}
if (!GoalIsValid())
{
if (m_goalWaypoint == -1)
m_goalWaypoint = RANDOM_LONG(0, g_numWaypoints - 1);
FindWaypoint();
DeleteSearchNodes();
FindShortestPath(m_currentWaypointIndex, m_goalWaypoint);
}
}
void NPC::SetMoveTarget(edict_t *entity)
{
if (FNullEnt(entity) || !IsAlive(entity))
{
m_moveTargetEntity = null;
m_task &= ~TASK_MOVETOTARGET;
m_enemyUpdateTime = -1.0f;
return;
}
if (!FNullEnt (m_enemy) || m_moveTargetEntity != entity)
{
LoadEntityWaypointPoint(entity);
LoadEntityWaypointPoint(GetEntity(), entity);
m_currentWaypointIndex = -1;
// Pro P.45 - Move Target improve
FindWaypoint();
}
SetEnemy(null);
m_moveTargetEntity = entity;
m_task |= TASK_MOVETOTARGET;
m_enemyUpdateTime = gpGlobals->time + 0.3f;
}
void NPC::HeadTowardWaypoint(void)
{
FindWaypoint();
if (m_navNode == null)
return;
m_jumpAction = false;
if (m_navNode->next != null)
{
for (int j = 0; j < Const_MaxPathIndex; j++)
{
if (g_waypoint->g_wpConnectionIndex[m_navNode->index][j] != m_navNode->next->index)
continue;
if (g_waypoint->g_wpConnectionFlags[m_navNode->index][j] & PATHFLAG_JUMP)
{
m_jumpAction = true;
break;
}
}
}
m_oldNavIndex = m_navNode->index;
m_navNode = m_navNode->next;
if (m_navNode != null)
m_currentWaypointIndex = m_navNode->index;
SetWaypointOrigin();
m_navTime = gpGlobals->time + 5.0f;
}
bool NPC::DoWaypointNav (void)
{
if (m_currentWaypointIndex < 0 || m_currentWaypointIndex >= g_numWaypoints)
FindWaypoint();
float waypointDistance = GetDistance(pev->origin, m_waypointOrigin);
float desiredDistance = g_waypoint->g_waypointPointRadius[m_currentWaypointIndex];
if (desiredDistance < 16.0f && waypointDistance < 30.0f)
{
Vector nextFrameOrigin = pev->origin + (pev->velocity * m_frameInterval);
if (GetDistance(nextFrameOrigin, m_waypointOrigin) >= waypointDistance)
desiredDistance = waypointDistance + 1.0f;
}
if (waypointDistance < desiredDistance)
{
if (m_goalWaypoint == m_currentWaypointIndex)
return true;
else if (m_navNode == null)
return false;
HeadTowardWaypoint();
return false;
}
if (GetDistance(m_waypointOrigin, pev->origin) <= 2.0f)
HeadTowardWaypoint();
return false;
}
static void
SetAirfieldDetails(Waypoints &way_points, const TCHAR *name,
const tstring &Details,
const std::vector<tstring> &files_external,
const std::vector<tstring> &files_embed)
{
auto wp = FindWaypoint(way_points, name);
if (wp == nullptr)
return;
// TODO: eliminate this const_cast hack
Waypoint &new_wp = const_cast<Waypoint &>(*wp);
new_wp.details = Details.c_str();
new_wp.files_embed.assign(files_embed.begin(), files_embed.end());
#ifdef HAVE_RUN_FILE
new_wp.files_external.assign(files_external.begin(), files_external.end());
#endif
}
static void
SetAirfieldDetails(Waypoints &way_points, const TCHAR *name,
const tstring &Details,
const std::vector<tstring> &files_external,
const std::vector<tstring> &files_embed)
{
const Waypoint *wp = FindWaypoint(way_points, name);
if (wp == NULL)
return;
Waypoint new_wp(*wp);
new_wp.details = Details.c_str();
new_wp.files_embed.assign(files_embed.begin(), files_embed.end());
#ifdef ANDROID
new_wp.files_external.assign(files_external.begin(), files_external.end());
#endif
way_points.Replace(*wp, new_wp);
way_points.Optimise();
}
void NPC::NPCAi(void)
{
m_frameInterval = gpGlobals->time - m_lastThinkTime;
m_lastThinkTime = gpGlobals->time;
m_nextThinkTime = gpGlobals->time + 0.1f;
g_npcAS = ASC_IDLE;
m_moveSpeed = 0.0f;
m_destOrigin = nullvec;
FindWaypoint();
FindEnemy();
if (m_task & TASK_ENEMY)
TaskEnemy();
else if (m_task & TASK_MOVETOTARGET)
TaskMoveTarget();
else
TaskBase();
if (m_destOrigin == nullvec && m_currentWaypointIndex != -1)
{
m_destOrigin = m_waypointOrigin;
m_lookAt = m_destOrigin;
m_moveSpeed = pev->maxspeed;
}
if (m_iDamage)
{
m_changeActionTime = -1.0f;
g_npcAS |= ASC_DAMAGE;
m_iDamage = false;
}
FacePosition();
MoveAction();
ChangeAnim();
pev->nextthink = m_nextThinkTime;
}
bool psPathNetwork::Load(iEngine *engine, iDataConnection *db,psWorld * world)
{
// First initialize pointers to some importent classes
this->engine = engine;
this->db = db;
this->world = world;
Result rs(db->Select("select wp.*,s.name as sector from sc_waypoints wp, sectors s where wp.loc_sector_id = s.id"));
if (!rs.IsValid())
{
Error2("Could not load waypoints from db: %s",db->GetLastError() );
return false;
}
for (int i=0; i<(int)rs.Count(); i++)
{
Waypoint *wp = new Waypoint();
if (wp->Load(rs[i],engine))
{
Result rs2(db->Select("select id,alias,rotation_angle from sc_waypoint_aliases where wp_id=%d",wp->GetID()));
for (int j=0; j<(int)rs2.Count(); j++)
{
wp->AddAlias(rs2[j].GetInt(0),rs2[j][1],rs2[j].GetFloat(2)*PI/180.0);
}
waypoints.Push(wp);
// Push in groups
if (strcmp(wp->GetGroup(),"")!=0)
{
AddWaypointToGroup(wp->GetGroup(),wp);
}
}
else
{
Error2("Could not load waypoint: %s",db->GetLastError() );
delete wp;
return false;
}
}
Result rs1(db->Select("select * from sc_waypoint_links"));
if (!rs1.IsValid())
{
Error2("Could not load waypoint links from db: %s",db->GetLastError() );
return false;
}
for (int i=0; i<(int)rs1.Count(); i++)
{
Waypoint * wp1 = FindWaypoint(rs1[i].GetInt("wp1"));
Waypoint * wp2 = FindWaypoint(rs1[i].GetInt("wp2"));
if(!wp1 || !wp2)
{
if(!wp1)
Error2("Could not find waypoint wp1 link with id %d",rs1[i].GetInt("wp1") );
if(!wp2)
Error2("Could not find waypoint wp2 link with id %d",rs1[i].GetInt("wp2") );
return false;
}
psString flagStr(rs1[i]["flags"]);
int pathId = rs1[i].GetInt("id");
csString pathType = rs1[i]["type"];
psPath * path;
if (strcasecmp(pathType,"linear") == 0)
{
path = new psLinearPath(pathId,rs1[i]["name"],flagStr);
}
else
{
path = new psLinearPath(pathId,rs1[i]["name"],flagStr); // For now
}
path->SetStart(wp1);
if (!path->Load(db,engine))
{
Error1("Failed to load path");
return false;
}
path->SetEnd(wp2);
paths.Push(path);
float dist = path->GetLength(world,engine);
wp1->AddLink(path,wp2,psPath::FORWARD,dist);
if (!path->oneWay)
{
wp2->AddLink(path,wp1,psPath::REVERSE,dist); // bi-directional link is implied
}
}
return true;
}
void NPC::FindEnemy(void)
{
if (m_findEnemyMode == -1)
{
SetEnemy(null);
SetMoveTarget(null);
return;
}
int team = GetTeam(GetEntity());
if (m_enemyAPI != null && (FNullEnt(m_enemyAPI) || !IsAlive(m_enemyAPI) || GetTeam(m_enemyAPI) == team))
m_enemyAPI = null;
if (!FNullEnt(m_enemy))
{
if (!IsAlive(m_enemy) || GetTeam(m_enemy) == team)
{
SetEnemy(null);
LoadEntityWaypointPoint(GetEntity());
m_currentWaypointIndex = -1;
FindWaypoint();
}
}
if (!FNullEnt(m_moveTargetEntity))
{
if (!IsAlive(m_moveTargetEntity) || GetTeam(m_moveTargetEntity) == team)
SetMoveTarget(null);
}
edict_t *targetEntity = null;
float enemy_distance = 9999.9f;
if (!FNullEnt(m_enemy))
targetEntity = m_enemy;
else if (!FNullEnt(m_moveTargetEntity))
targetEntity = m_moveTargetEntity;
if (!FNullEnt(targetEntity))
{
if (m_enemyUpdateTime > gpGlobals->time)
return;
enemy_distance = GetEntityDistance(targetEntity);
}
int i, allEnemy = 0;
edict_t *entity = null;
if (FNullEnt(m_enemyAPI))
{
for (i = 0; i < checkEnemyNum; i++)
{
m_allEnemyId[i] = -1;
m_allEnemyDistance[i] = 9999.9f;
m_enemyEntityId[i] = -1;
m_enemyEntityDistance[i] = 9999.9f;
}
for (i = 0; i < gpGlobals->maxClients; i++)
{
entity = INDEXENT(i + 1);
if (FNullEnt(entity) || !IsAlive(entity) || GetTeam(entity) == team)
continue;
m_allEnemyId[allEnemy] = i + 1;
m_allEnemyDistance[allEnemy] = GetEntityDistance(entity);
allEnemy++;
}
for (i = 0; i < MAX_NPC; i++)
{
NPC *npc = g_npcManager->IsSwNPCForNum(i);
if (npc == null)
continue;
entity = npc->GetEntity();
if (FNullEnt(entity) || !IsAlive(entity) || GetTeam(entity) == team)
continue;
if (entity->v.effects & EF_NODRAW || entity->v.takedamage == DAMAGE_NO)
continue;
m_allEnemyId[allEnemy] = npc->GetIndex();
m_allEnemyDistance[allEnemy] = GetEntityDistance(entity);
allEnemy++;
}
for (i = 0; i < allEnemy; i++)
{
for (int y = 0; y < checkEnemyNum; y++)
{
if (m_allEnemyDistance[i] >= m_enemyEntityDistance[y])
continue;
for (int z = allEnemy - 1; z >= y; z--)
{
if (z == allEnemy - 1 || m_enemyEntityId[z] == -1)
continue;
m_enemyEntityId[z + 1] = m_enemyEntityId[z];
m_enemyEntityDistance[z + 1] = m_enemyEntityDistance[z];
}
m_enemyEntityId[y] = m_allEnemyId[i];
m_enemyEntityDistance[y] = m_allEnemyDistance[i];
break;
}
}
for (i = 0; i < checkEnemyNum; i++)
{
if (m_enemyEntityId[i] == -1)
continue;
entity = INDEXENT(m_enemyEntityId[i]);
if (IsEnemyViewable(entity))
{
enemy_distance = m_enemyEntityDistance[i];
targetEntity = entity;
break;
}
}
}
else
{
targetEntity = m_enemyAPI;
enemy_distance = GetEntityDistance(m_enemyAPI);
}
if (!FNullEnt(m_moveTargetEntity) && m_moveTargetEntity != targetEntity)
{
if (m_currentWaypointIndex != g_waypoint->GetEntityWpIndex(targetEntity))
{
float distance = GetEntityDistance(m_moveTargetEntity);
if (distance <= enemy_distance + 400.0f)
{
enemy_distance = distance;
targetEntity = null;
}
}
}
if (!FNullEnt(targetEntity))
{
if (!IsEnemyViewable(targetEntity))
{
if (targetEntity == m_enemyAPI)
{
SetMoveTarget(targetEntity);
return;
}
targetEntity = null;
}
}
if (!FNullEnt(m_enemy) && FNullEnt (targetEntity))
{
SetMoveTarget(m_enemy);
return;
}
if (!FNullEnt(targetEntity))
{
if (m_attackDistance <= 300.0f)
{
bool moveTarget = true;
int srcIndex = g_waypoint->GetEntityWpIndex(GetEntity());
int destIndex = g_waypoint->GetEntityWpIndex(targetEntity);
enemy_distance = GetDistance(pev->origin, GetEntityOrigin (targetEntity));
if (srcIndex == destIndex || m_currentWaypointIndex == destIndex)
moveTarget = false;
else if (enemy_distance <= m_attackDistance)
moveTarget = false;
else if (m_attackDistance <= 120.0f)
{
if (targetEntity == m_moveTargetEntity && &m_navNode[0] != null)
{
if (m_navNode->index == destIndex)
moveTarget = false;
}
else
{
int movePoint = 0;
while (srcIndex != destIndex && movePoint < 99 && srcIndex >= 0 && destIndex >= 0)
{
srcIndex = *(g_waypoint->m_pathMatrix + (srcIndex * g_numWaypoints) + destIndex);
if (srcIndex < 0)
continue;
movePoint++;
}
if ((enemy_distance <= 120.0f && movePoint <= 2) ||
(targetEntity == m_moveTargetEntity && movePoint <= 1))
moveTarget = false;
}
}
if (!moveTarget)
{
SetEnemy(targetEntity);
return;
}
SetMoveTarget(targetEntity);
}
else
SetEnemy(targetEntity);
}
}
