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cathook/src/navparser.cpp
2018-08-18 20:35:50 +02:00

424 lines
11 KiB
C++

#include "navparser.hpp"
namespace nav
{
static CNavFile navfile(nullptr);
std::vector<CNavArea> areas;
// std::vector<CNavArea> SniperAreas;
bool init = false;
bool pathfinding = true;
bool ReadyForCommands = false;
std::vector<std::pair<int, int>> ignoredConnections;
static settings::Bool enabled{ "misc.pathing", "true" };
// Todo fix
int FindInVector(int id)
{
for (int i = 0; i < areas.size(); i++)
{
if (areas.at(i).m_id == id)
return i;
}
}
struct MAP : public micropather::Graph
{
std::unique_ptr<micropather::MicroPather> pather;
bool IsIgnored(int currState, int connectionID)
{
for (int i = 0; i < ignoredConnections.size(); i++)
{
if (ignoredConnections.at(i).first == currState &&
ignoredConnections.at(i).second == connectionID)
{
return true;
}
}
return false;
}
Vector GetClosestCornerToArea(CNavArea *CornerOf, CNavArea *Target)
{
std::array<Vector, 4> corners;
corners.at(0) = CornerOf->m_nwCorner; // NW
corners.at(1) = CornerOf->m_seCorner; // SE
corners.at(2) = Vector{ CornerOf->m_seCorner.x, CornerOf->m_nwCorner.y,
CornerOf->m_nwCorner.z }; // NE
corners.at(3) = Vector{ CornerOf->m_nwCorner.x, CornerOf->m_seCorner.y,
CornerOf->m_seCorner.z }; // SW
Vector bestVec;
float bestDist = FLT_MAX;
for (int i = 0; i < corners.size(); i++)
{
float dist = corners.at(i).DistTo(Target->m_center);
if (dist < bestDist)
{
bestVec = corners.at(i);
bestDist = dist;
}
}
Vector bestVec2;
float bestDist2 = FLT_MAX;
for (int i = 0; i < corners.size(); i++)
{
if (corners.at(i) == bestVec2)
continue;
float dist = corners.at(i).DistTo(Target->m_center);
if (dist < bestDist2)
{
bestVec2 = corners.at(i);
bestDist2 = dist;
}
}
return (bestVec + bestVec2) / 2;
}
float GetZBetweenAreas(CNavArea *start, CNavArea *end)
{
float z1 = GetClosestCornerToArea(start, end).z;
float z2 = GetClosestCornerToArea(end, start).z;
return z2 - z1;
}
float LeastCostEstimate(void *stateStart, void *stateEnd)
{
CNavArea *start = static_cast<CNavArea *>(stateStart);
CNavArea *end = static_cast<CNavArea *>(stateEnd);
float dist = start->m_center.DistTo(end->m_center);
return dist;
}
void AdjacentCost(void *state, MP_VECTOR<micropather::StateCost> *adjacent)
{
CNavArea *area = static_cast<CNavArea *>(state);
auto &neighbours = area->m_connections;
for (auto i : neighbours)
{
if (GetZBetweenAreas(area, i.area) > 42)
continue;
if (IsIgnored(area->m_id, i.area->m_id))
continue;
micropather::StateCost cost;
cost.state =
static_cast<void *>(&areas.at(FindInVector(i.area->m_id)));
cost.cost = area->m_center.DistTo(i.area->m_center);
adjacent->push_back(cost);
}
}
void PrintStateInfo(void *state)
{
}
MAP(size_t size)
{
pather =
std::make_unique<micropather::MicroPather>(this, size, 6, true);
}
~MAP()
{
}
};
std::unique_ptr<MAP> TF2MAP;
void Init()
{
// TODO: Improve performance
std::string lvlname(g_IEngine->GetLevelName());
int dotpos = lvlname.find('.');
lvlname = lvlname.substr(0, dotpos);
std::string lvldir("/home/");
passwd *pwd = getpwuid(getuid());
lvldir.append(pwd->pw_name);
lvldir.append("/.steam/steam/steamapps/common/Team Fortress 2/tf/");
lvldir.append(lvlname);
lvldir.append(".nav");
logging::Info(format("Pathing: Nav File location: ", lvldir).c_str());
areas.clear();
navfile = CNavFile(lvldir.c_str());
if (!navfile.m_isOK)
logging::Info("Pathing: Invalid Nav File");
else
{
size_t size = navfile.m_areas.size();
logging::Info(
format("Pathing: Number of areas to index:", size).c_str());
areas.reserve(size);
for (auto i : navfile.m_areas)
areas.push_back(i);
if (size > 7000)
size = 7000;
TF2MAP = std::make_unique<MAP>(size);
}
pathfinding = true;
}
std::string lastmap;
bool Prepare()
{
if (!enabled)
return false;
if (!init)
{
if (lastmap == g_IEngine->GetLevelName())
{
init = true;
}
else
{
lastmap = g_IEngine->GetLevelName();
pathfinding = false;
init = true;
Init();
}
}
if (!pathfinding)
return false;
return true;
}
std::vector<int> localAreas(6);
int findClosestNavSquare(Vector vec)
{
if (localAreas.size() > 5)
localAreas.erase(localAreas.begin());
std::vector<std::pair<int, CNavArea *>> overlapping;
for (int i = 0; i < areas.size(); i++)
{
if (areas.at(i).IsOverlapping(vec))
{
if (std::count(localAreas.begin(), localAreas.end(), i) < 2)
overlapping.push_back({ i, &areas.at(i) });
}
}
float bestDist = FLT_MAX;
int bestSquare = -1;
for (int i = 0; i < overlapping.size(); i++)
{
float dist = overlapping.at(i).second->m_center.DistTo(vec);
if (dist < bestDist)
{
bestDist = dist;
bestSquare = overlapping.at(i).first;
}
}
if (bestSquare != -1)
{
if (vec == g_pLocalPlayer->v_Origin)
localAreas.push_back(bestSquare);
return bestSquare;
}
for (int i = 0; i < areas.size(); i++)
{
float dist = areas.at(i).m_center.DistTo(vec);
if (dist < bestDist)
{
if (std::count(localAreas.begin(), localAreas.end(), i) < 2)
{
bestDist = dist;
bestSquare = i;
}
}
}
if (vec == g_pLocalPlayer->v_Origin)
localAreas.push_back(bestSquare);
return bestSquare;
}
std::vector<Vector> findPath(Vector loc, Vector dest)
{
if (areas.empty())
return std::vector<Vector>(0);
int id_loc = findClosestNavSquare(loc);
int id_dest = findClosestNavSquare(dest);
if (id_loc == -1 || id_dest == -1)
return std::vector<Vector>(0);
float cost;
micropather::MPVector<void *> pathNodes;
int result = TF2MAP->pather->Solve(static_cast<void *>(&areas.at(id_loc)),
static_cast<void *>(&areas.at(id_dest)),
&pathNodes, &cost);
logging::Info(format(result).c_str());
if (result == 1)
return std::vector<Vector>(0);
std::vector<Vector> path;
for (int i = 0; i < pathNodes.size(); i++)
{
path.push_back(static_cast<CNavArea *>(pathNodes[i])->m_center);
}
path.push_back(dest);
return path;
}
static Timer inactivity{};
static Timer lastJump{};
static std::vector<Vector> crumbs;
static bool ensureArrival;
bool NavTo(Vector dest, bool navToLocalCenter, bool persistent)
{
if (CE_BAD(LOCAL_E))
return false;
if (!Prepare())
return false;
auto path = findPath(g_pLocalPlayer->v_Origin, dest);
if (path.empty())
return false;
crumbs.clear();
crumbs = std::move(path);
if (!navToLocalCenter)
crumbs.erase(crumbs.begin());
inactivity.update();
ensureArrival = persistent;
localAreas.clear();
return true;
}
static Vector lastArea = { 0.0f, 0.0f, 0.0f };
void ignoreConnection()
{
if (crumbs.size() < 1)
return;
CNavArea *currnode = nullptr;
for (int i = 0; i < areas.size(); i++)
{
if (areas.at(i).m_center == lastArea)
{
currnode = &areas.at(i);
break;
}
}
if (!currnode)
return;
CNavArea *nextnode = nullptr;
for (int i = 0; i < areas.size(); i++)
{
if (areas.at(i).m_center == crumbs.at(0))
{
nextnode = &areas.at(i);
break;
}
}
if (!nextnode)
return;
for (auto i : currnode->m_connections)
{
if (i.area->m_id == nextnode->m_id)
{
ignoredConnections.push_back({ currnode->m_id, nextnode->m_id });
TF2MAP->pather->Reset();
return;
}
}
}
static Timer ignoreReset{};
void clearIgnores()
{
if (ignoreReset.test_and_set(180000))
{
ignoredConnections.clear();
if (TF2MAP && TF2MAP->pather)
TF2MAP->pather->Reset();
}
}
void CreateMove()
{
if (!enabled)
return;
if (CE_BAD(LOCAL_E))
return;
clearIgnores();
if (crumbs.empty())
{
ReadyForCommands = true;
ensureArrival = false;
return;
}
ReadyForCommands = false;
if (g_pLocalPlayer->v_Origin.DistTo(crumbs.at(0)) < 30.0f)
{
lastArea = crumbs.at(0);
crumbs.erase(crumbs.begin());
inactivity.update();
}
if (crumbs.empty())
return;
if (crumbs.at(0).z - g_pLocalPlayer->v_Origin.z > 18 &&
lastJump.test_and_set(200))
current_user_cmd->buttons |= IN_JUMP;
if (inactivity.test_and_set(5000))
{
ignoreConnection();
if (ensureArrival)
{
logging::Info("Pathing: NavBot inactive for too long. Ignoring "
"connection and finding another path...");
// NavTo(crumbs.back(), true, true);
crumbs = findPath(g_pLocalPlayer->v_Origin, crumbs.back());
inactivity.update();
}
else
{
logging::Info(
"Pathing: NavBot inactive for too long. Canceling tasks and "
"ignoring connection...");
crumbs.clear();
}
return;
}
WalkTo(crumbs.at(0));
}
CatCommand navinit("nav_init", "Debug nav init", [](const CCommand &args) {
lastmap = "";
init = false;
Prepare();
});
Vector loc;
CatCommand navset("nav_set", "Debug nav set",
[](const CCommand &args) { loc = LOCAL_E->m_vecOrigin(); });
CatCommand navprint("nav_print", "Debug nav print", [](const CCommand &args) {
logging::Info(
format(findClosestNavSquare(g_pLocalPlayer->v_Origin)).c_str());
});
CatCommand navfind("nav_find", "Debug nav find", [](const CCommand &args) {
std::vector<Vector> path = findPath(g_pLocalPlayer->v_Origin, loc);
if (path.empty())
{
logging::Info("Pathing: No path found");
return;
}
std::string output = "Pathing: Path found! Path: ";
for (int i = 0; i < path.size(); i++)
{
output.append(format(path.at(i).x, ",", format(path.at(i).y), " "));
}
logging::Info(output.c_str());
});
CatCommand navpath("nav_path", "Debug nav path", [](const CCommand &args) {
if (NavTo(loc, true, true))
{
logging::Info("Pathing: Success! Walking to path...");
}
else
{
logging::Info("Pathing: Failed!");
}
});
} // namespace nav