bool psPathNetwork::Delete(psPath * path)
{
// First remove from db.
db->CommandPump("delete from sc_path_points where path_id=%d",path->GetID());
db->CommandPump("delete from sc_waypoint_links where id=%d",path->GetID());
// Delete the object
Waypoint * start = path->start;
Waypoint * end = path->end;
start->RemoveLink(path);
path->start = NULL;
end->RemoveLink(path);
path->end = NULL;
paths.Extract(paths.Find(path));
delete path;
// Now delete any waypoints that dosn't have any links anymore.
if (start->links.GetSize() == 0)
{
db->CommandPump("delete from sc_waypoints where id=%d",start->GetID());
db->CommandPump("delete from sc_waypoint_aliases where wp_id=%d",start->GetID());
size_t index = waypoints.Find(start);
if (index != csArrayItemNotFound)
{
// This will delete the start
waypoints.DeleteIndexFast(index);
start = NULL;
}
}
if (end->links.GetSize() == 0)
{
db->CommandPump("delete from sc_waypoints where id=%d",end->GetID());
db->CommandPump("delete from sc_waypoint_aliases where wp_id=%d",end->GetID());
size_t index = waypoints.Find(end);
if (index != csArrayItemNotFound)
{
// This will delete the end
waypoints.DeleteIndexFast(index);
end = NULL;
}
}
return true;
}
void psPathNetwork::ListWaypoints(const char * pattern)
{
csPDelArray<Waypoint>::Iterator iter(waypoints.GetIterator());
Waypoint *wp;
CPrintf(CON_CMDOUTPUT, "Waypoints\n");
CPrintf(CON_CMDOUTPUT, "%9s %-30s %-45s %-6s %-6s %-30s\n", "WP", "Name", "Position","Radius","Dist","PI");
while (iter.HasNext())
{
wp = iter.Next();
if (!pattern || strstr(wp->GetName(),pattern))
{
CPrintf(CON_CMDOUTPUT, "%9d %-30s %-45s %6.2f %6.1f %-30s" ,
wp->loc.id,wp->GetName(),toString(wp->loc.pos,wp->loc.sector).GetDataSafe(),
wp->loc.radius,wp->distance,
(wp->pi?wp->pi->GetName():""));
for (size_t i = 0; i < wp->links.GetSize(); i++)
{
CPrintf(CON_CMDOUTPUT," %s%s(%d,%.1f)",(wp->edges[i]->NoWander()?"#":""),
wp->links[i]->GetName(),wp->links[i]->GetID(),wp->dists[i]);
}
CPrintf(CON_CMDOUTPUT,"\n");
}
}
CPrintf(CON_CMDOUTPUT, "Waypoint groups\n");
for (size_t i = 0; i < waypointGroupNames.GetSize(); i++)
{
CPrintf(CON_CMDOUTPUT,"%s\n ",waypointGroupNames[i].GetDataSafe());
csList<Waypoint*>::Iterator iter(waypointGroups[i]);
bool first = true;
while (iter.HasNext())
{
Waypoint *wp = iter.Next();
CPrintf(CON_CMDOUTPUT,"%s%s(%d)",first?"":", ",wp->GetName(),wp->GetID());
first = false;
}
CPrintf(CON_CMDOUTPUT,"\n");
}
}
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;
}