OutfitterPanel::OutfitterPanel(PlayerInfo &player)
: ShopPanel(player, Outfit::CATEGORIES), available(player.SoldOutfits())
{
for(const pair<string, Outfit> &it : GameData::Outfits())
catalog[it.second.Category()].insert(it.first);
if(player.GetPlanet())
outfitter = player.GetPlanet()->Outfitter();
}
ShipyardPanel::ShipyardPanel(PlayerInfo &player)
: ShopPanel(player, false), modifier(0)
{
for(const auto &it : GameData::Ships())
catalog[it.second.Attributes().Category()].insert(it.first);
if(player.GetPlanet())
shipyard = player.GetPlanet()->Shipyard();
}
Engine::Engine(PlayerInfo &player)
: player(player),
calcTickTock(false), drawTickTock(false), terminate(false), step(0),
flash(0.), doFlash(false), wasLeavingHyperspace(false),
load(0.), loadCount(0), loadSum(0.)
{
// Start the thread for doing calculations.
calcThread = thread(&Engine::ThreadEntryPoint, this);
if(!player.IsLoaded() || !player.GetSystem())
return;
// Preload any landscapes for this system.
for(const StellarObject &object : player.GetSystem()->Objects())
if(object.GetPlanet())
GameData::Preload(object.GetPlanet()->Landscape());
// Now we know the player's current position. Draw the planets.
Point center;
if(player.GetPlanet())
{
for(const StellarObject &object : player.GetSystem()->Objects())
if(object.GetPlanet() == player.GetPlanet())
center = object.Position();
}
for(const StellarObject &object : player.GetSystem()->Objects())
if(!object.GetSprite().IsEmpty())
{
Point position = object.Position();
Point unit = object.Unit();
position -= center;
int type = object.IsStar() ? Radar::SPECIAL :
!object.GetPlanet() ? Radar::INACTIVE :
object.GetPlanet()->IsWormhole() ? Radar::ANOMALOUS :
GameData::GetPolitics().HasDominated(object.GetPlanet()) ? Radar::PLAYER :
object.GetPlanet()->CanLand() ? Radar::FRIENDLY : Radar::HOSTILE;
double r = max(2., object.Radius() * .03 + .5);
draw[calcTickTock].Add(object.GetSprite(), position, unit);
radar[calcTickTock].Add(type, position, r, r - 1.);
}
// Add all neighboring systems to the radar.
const Ship *flagship = player.Flagship();
const System *targetSystem = flagship ? flagship->GetTargetSystem() : nullptr;
const vector<const System *> &links = (flagship && flagship->Attributes().Get("jump drive")) ?
player.GetSystem()->Neighbors() : player.GetSystem()->Links();
for(const System *system : links)
radar[calcTickTock].AddPointer(
(system == targetSystem) ? Radar::SPECIAL : Radar::INACTIVE,
system->Position() - player.GetSystem()->Position());
}
InfoPanel::InfoPanel(PlayerInfo &player)
: player(player), shipIt(player.Ships().begin()), showShip(false), canEdit(player.GetPlanet())
{
SetInterruptible(false);
UpdateInfo();
}
ShopPanel::ShopPanel(PlayerInfo &player, const vector<string> &categories)
: player(player), planet(player.GetPlanet()), playerShip(player.Flagship()), categories(categories)
{
if(playerShip)
playerShips.insert(playerShip);
SetIsFullScreen(true);
}
// Check if it's possible to offer or complete this mission right now.
bool Mission::CanOffer(const PlayerInfo &player) const
{
if(location == BOARDING || location == ASSISTING)
{
if(!player.BoardingShip())
return false;
if(!sourceFilter.Matches(*player.BoardingShip()))
return false;
}
else
{
if(source && source != player.GetPlanet())
return false;
if(!sourceFilter.Matches(player.GetPlanet()))
return false;
}
if(!toOffer.Test(player.Conditions()))
return false;
if(!toFail.IsEmpty() && toFail.Test(player.Conditions()))
return false;
if(repeat)
{
auto cit = player.Conditions().find(name + ": offered");
if(cit != player.Conditions().end() && cit->second >= repeat)
return false;
}
auto it = actions.find(OFFER);
if(it != actions.end() && !it->second.CanBeDone(player))
return false;
it = actions.find(ACCEPT);
if(it != actions.end() && !it->second.CanBeDone(player))
return false;
it = actions.find(DECLINE);
if(it != actions.end() && !it->second.CanBeDone(player))
return false;
return true;
}
LoadPanel::LoadPanel(PlayerInfo &player, UI &gamePanels)
: player(player), gamePanels(gamePanels), selectedPilot(player.Identifier())
{
// If you have a player loaded, and the player is on a planet, makes sure
// the player is saved so that any snapshot you create will be of the
// player's current state, rather than one planet ago.
if(player.GetPlanet() && !player.IsDead())
player.Save();
UpdateLists();
}
SpaceportPanel::SpaceportPanel(PlayerInfo &player)
: player(player)
{
SetTrapAllEvents(false);
text.SetFont(FontSet::Get(14));
text.SetAlignment(WrappedText::JUSTIFIED);
text.SetWrapWidth(480);
text.Wrap(player.GetPlanet()->SpaceportDescription());
}
LoadPanel::LoadPanel(PlayerInfo &player, UI &gamePanels)
: player(player), gamePanels(gamePanels), selectedPilot(player.Identifier())
{
// If you have a player loaded, and the player is on a planet, makes sure
// the player is saved so that any snapshot you create will be of the
// player's current state, rather than one planet ago. Only do this if the
// game is paused, i.e. the "main panel" is not on top:
if(player.GetPlanet() && !player.IsDead() && !gamePanels.IsTop(&*gamePanels.Root()))
player.Save();
UpdateLists();
}
InfoPanel::InfoPanel(PlayerInfo &player, bool showFlagship)
: player(player), shipIt(player.Ships().begin()), showShip(showFlagship), canEdit(player.GetPlanet())
{
SetInterruptible(false);
if(showFlagship)
while(shipIt != player.Ships().end() && shipIt->get() != player.Flagship())
++shipIt;
UpdateInfo();
}
ShipInfoPanel::ShipInfoPanel(PlayerInfo &player, int index)
: player(player), shipIt(player.Ships().begin()), canEdit(player.GetPlanet())
{
SetInterruptible(false);
// If a valid ship index was given, show that ship.
if(static_cast<unsigned>(index) < player.Ships().size())
shipIt += index;
else if(player.Flagship())
{
// Find the player's flagship. It may not be first in the list, if the
// first item in the list cannot be a flagship.
while(shipIt != player.Ships().end() && shipIt->get() != player.Flagship())
++shipIt;
}
UpdateInfo();
}
PlanetPanel::PlanetPanel(PlayerInfo &player, function<void()> callback)
: player(player), callback(callback),
planet(*player.GetPlanet()), system(*player.GetSystem()),
ui(*GameData::Interfaces().Get("planet"))
{
trading.reset(new TradingPanel(player));
bank.reset(new BankPanel(player));
spaceport.reset(new SpaceportPanel(player));
hiring.reset(new HiringPanel(player));
text.SetFont(FontSet::Get(14));
text.SetAlignment(WrappedText::JUSTIFIED);
text.SetWrapWidth(480);
text.Wrap(planet.Description());
// Since the loading of landscape images is deferred, make sure that the
// landscapes for this system are loaded before showing the planet panel.
GameData::Preload(planet.Landscape());
GameData::FinishLoading();
}
bool Mission::CanComplete(const PlayerInfo &player) const
{
if(player.GetPlanet() != destination || !waypoints.empty())
return false;
if(!toComplete.Test(player.Conditions()))
return false;
auto it = actions.find(COMPLETE);
if(it != actions.end() && !it->second.CanBeDone(player))
return false;
for(const NPC &npc : npcs)
if(!npc.HasSucceeded(player.GetSystem()))
return false;
// If any of the cargo for this mission is being carried by a ship that is
// not in this system, the mission cannot be completed right now.
for(const auto &ship : player.Ships())
if(ship->GetSystem() != player.GetSystem() && ship->Cargo().Get(this))
return false;
return true;
}
// When the state of this mission changes, it may make changes to the player
// information or show new UI panels. PlayerInfo::MissionCallback() will be
// used as the callback for any UI panel that returns a value.
bool Mission::Do(Trigger trigger, PlayerInfo &player, UI *ui)
{
if(trigger == STOPOVER)
{
// If this is not one of this mission's stopover planets, or if it is
// not the very last one that must be visited, do nothing.
auto it = stopovers.find(player.GetPlanet());
if(it == stopovers.end())
return false;
for(const NPC &npc : npcs)
if(npc.IsLeftBehind(player.GetSystem()))
{
ui->Push(new Dialog("This is a stop for one of your missions, but you have left a ship behind."));
return false;
}
stopovers.erase(it);
if(!stopovers.empty())
return false;
}
if(trigger == ACCEPT)
{
++player.Conditions()[name + ": offered"];
++player.Conditions()[name + ": active"];
}
else if(trigger == DECLINE)
++player.Conditions()[name + ": offered"];
else if(trigger == FAIL)
--player.Conditions()[name + ": active"];
else if(trigger == COMPLETE)
{
--player.Conditions()[name + ": active"];
++player.Conditions()[name + ": done"];
}
// "Jobs" should never show dialogs when offered, nor should they call the
// player's mission callback.
if(trigger == OFFER && location == JOB)
ui = nullptr;
auto it = actions.find(trigger);
if(it == actions.end())
{
// If a mission has no "on offer" field, it is automatically accepted.
if(trigger == OFFER && location != JOB)
player.MissionCallback(Conversation::ACCEPT);
return true;
}
if(!it->second.CanBeDone(player))
return false;
// Set the "reputation" conditions so we can check if this action changed
// any of them.
for(const auto &it : GameData::Governments())
{
int rep = it.second.Reputation();
player.Conditions()["reputation: " + it.first] = rep;
}
it->second.Do(player, ui, destination ? destination->GetSystem() : nullptr);
// Check if any reputation conditions were updated.
for(const auto &it : GameData::Governments())
{
int rep = it.second.Reputation();
int newRep = player.Conditions()["reputation: " + it.first];
if(newRep != rep)
it.second.AddReputation(newRep - rep);
}
return true;
}
int main(int argc, char *argv[])
{
Conversation conversation;
bool debugMode = false;
for(const char *const *it = argv + 1; *it; ++it)
{
string arg = *it;
if(arg == "-h" || arg == "--help")
{
PrintHelp();
return 0;
}
else if(arg == "-v" || arg == "--version")
{
PrintVersion();
return 0;
}
else if(arg == "-t" || arg == "--talk")
conversation = LoadConversation();
else if(arg == "-d" || arg == "--debug")
debugMode = true;
}
PlayerInfo player;
try {
SDL_Init(SDL_INIT_VIDEO);
// Begin loading the game data.
GameData::BeginLoad(argv);
Audio::Init(GameData::Sources());
// On Windows, make sure that the sleep timer has at least 1 ms resolution
// to avoid irregular frame rates.
#ifdef _WIN32
timeBeginPeriod(1);
#endif
player.LoadRecent();
player.ApplyChanges();
// Check how big the window can be.
SDL_DisplayMode mode;
if(SDL_GetCurrentDisplayMode(0, &mode))
return DoError("Unable to query monitor resolution!");
Preferences::Load();
Uint32 flags = SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE | SDL_WINDOW_SHOWN | SDL_WINDOW_ALLOW_HIGHDPI;
if(Preferences::Has("fullscreen"))
flags |= SDL_WINDOW_FULLSCREEN_DESKTOP;
// Make the window just slightly smaller than the monitor resolution.
int maxWidth = mode.w;
int maxHeight = mode.h;
// Restore this after toggling fullscreen.
int restoreWidth = 0;
int restoreHeight = 0;
if(maxWidth < 640 || maxHeight < 480)
return DoError("Monitor resolution is too small!");
if(Screen::RawWidth() && Screen::RawHeight())
{
// Never allow the saved screen width to be leaving less than 100
// pixels free around the window. This avoids the problem where you
// maximize without going full-screen, and next time the window pops
// up you can't access the resize control because it is offscreen.
Screen::SetRaw(
min(Screen::RawWidth(), (maxWidth - 100)),
min(Screen::RawHeight(), (maxHeight - 100)));
if(flags & SDL_WINDOW_FULLSCREEN_DESKTOP)
{
restoreWidth = Screen::RawWidth();
restoreHeight = Screen::RawHeight();
Screen::SetRaw(maxWidth, maxHeight);
}
}
else
Screen::SetRaw(maxWidth - 100, maxHeight - 100);
// Make sure the zoom factor is not set too high for the full UI to fit.
if(Screen::Height() < 700)
Screen::SetZoom(100);
// Create the window.
SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
#ifdef _WIN32
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 0);
#endif
SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
SDL_Window *window = SDL_CreateWindow("Endless Sky",
SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED,
Screen::RawWidth(), Screen::RawHeight(), flags);
if(!window)
return DoError("Unable to create window!");
SDL_GLContext context = SDL_GL_CreateContext(window);
if(!context)
return DoError("Unable to create OpenGL context! Check if your system supports OpenGL 3.0.", window);
if(SDL_GL_MakeCurrent(window, context))
return DoError("Unable to set the current OpenGL context!", window, context);
SDL_GL_SetSwapInterval(1);
// Initialize GLEW.
#ifndef __APPLE__
glewExperimental = GL_TRUE;
if(glewInit() != GLEW_OK)
return DoError("Unable to initialize GLEW!", window, context);
#endif
// Check that the OpenGL version is high enough.
const char *glVersion = reinterpret_cast<const char *>(glGetString(GL_VERSION));
if(!glVersion || !*glVersion)
return DoError("Unable to query the OpenGL version!", window, context);
const char *glslVersion = reinterpret_cast<const char *>(glGetString(GL_SHADING_LANGUAGE_VERSION));
if(!glslVersion || !*glslVersion)
{
ostringstream out;
out << "Unable to query the GLSL version. OpenGL version is " << glVersion << ".";
return DoError(out.str(), window, context);
}
if(*glVersion < '3')
{
ostringstream out;
out << "Endless Sky requires OpenGL version 3.0 or higher." << endl;
out << "Your OpenGL version is " << glVersion << ", GLSL version " << glslVersion << "." << endl;
out << "Please update your graphics drivers.";
return DoError(out.str(), window, context);
}
glClearColor(0.f, 0.f, 0.0f, 1.f);
glEnable(GL_BLEND);
glDisable(GL_DEPTH_TEST);
glBlendFunc(GL_ONE, GL_ONE_MINUS_SRC_ALPHA);
GameData::LoadShaders();
{
// Check whether this is a high-DPI window.
int width = 0;
int height = 0;
SDL_GL_GetDrawableSize(window, &width, &height);
Screen::SetHighDPI(width > Screen::RawWidth() && height > Screen::RawHeight());
// Fix a possible race condition leading to the wrong window dimensions.
glViewport(0, 0, width, height);
}
UI gamePanels;
UI menuPanels;
menuPanels.Push(new MenuPanel(player, gamePanels));
if(!conversation.IsEmpty())
menuPanels.Push(new ConversationPanel(player, conversation));
string swizzleName = "_texture_swizzle";
#ifndef __APPLE__
const char *extensions = reinterpret_cast<const char *>(glGetString(GL_EXTENSIONS));
if(!strstr(extensions, swizzleName.c_str()))
#else
bool hasSwizzle = false;
GLint extensionCount;
glGetIntegerv(GL_NUM_EXTENSIONS, &extensionCount);
for(GLint i = 0; i < extensionCount && !hasSwizzle; ++i)
{
const char *extension = reinterpret_cast<const char *>(glGetStringi(GL_EXTENSIONS, i));
hasSwizzle = (extension && strstr(extension, swizzleName.c_str()));
}
if(!hasSwizzle)
#endif
menuPanels.Push(new Dialog(
"Note: your computer does not support the \"texture swizzling\" OpenGL feature, "
"which Endless Sky uses to draw ships in different colors depending on which "
"government they belong to. So, all human ships will be the same color, which "
"may be confusing. Consider upgrading your graphics driver (or your OS)."));
FrameTimer timer(60);
bool isPaused = false;
while(!menuPanels.IsDone())
{
// Handle any events that occurred in this frame.
SDL_Event event;
while(SDL_PollEvent(&event))
{
UI &activeUI = (menuPanels.IsEmpty() ? gamePanels : menuPanels);
// The caps lock key slows the game down (to make it easier to
// see and debug things that are happening quickly).
if(debugMode && (event.type == SDL_KEYDOWN || event.type == SDL_KEYUP)
&& event.key.keysym.sym == SDLK_CAPSLOCK)
{
timer.SetFrameRate((event.key.keysym.mod & KMOD_CAPS) ? 10 : 60);
}
else if(debugMode && event.type == SDL_KEYDOWN && event.key.keysym.sym == SDLK_BACKQUOTE)
{
isPaused = !isPaused;
}
else if(event.type == SDL_KEYDOWN && menuPanels.IsEmpty()
&& Command(event.key.keysym.sym).Has(Command::MENU)
&& !gamePanels.IsEmpty() && gamePanels.Top()->IsInterruptible())
{
menuPanels.Push(shared_ptr<Panel>(
new MenuPanel(player, gamePanels)));
}
else if(event.type == SDL_QUIT)
{
menuPanels.Quit();
}
else if(event.type == SDL_WINDOWEVENT && event.window.event == SDL_WINDOWEVENT_SIZE_CHANGED)
{
int width = event.window.data1 & ~1;
int height = event.window.data2 & ~1;
if(width != Screen::RawWidth() || height != Screen::RawHeight())
{
Screen::SetRaw(width, height);
if((event.window.data1 | event.window.data2) & 1)
SDL_SetWindowSize(window, Screen::RawWidth(), Screen::RawHeight());
SDL_GL_GetDrawableSize(window, &width, &height);
glViewport(0, 0, width, height);
}
}
else if(event.type == SDL_KEYDOWN
&& (Command(event.key.keysym.sym).Has(Command::FULLSCREEN)
|| (event.key.keysym.sym == SDLK_RETURN && event.key.keysym.mod & KMOD_ALT)))
{
if(restoreWidth)
{
SDL_SetWindowFullscreen(window, 0);
Screen::SetRaw(restoreWidth, restoreHeight);
SDL_SetWindowSize(window, Screen::RawWidth(), Screen::RawHeight());
restoreWidth = 0;
restoreHeight = 0;
}
else
{
restoreWidth = Screen::RawWidth();
restoreHeight = Screen::RawHeight();
Screen::SetRaw(maxWidth, maxHeight);
SDL_SetWindowFullscreen(window, SDL_WINDOW_FULLSCREEN_DESKTOP);
}
int width, height;
SDL_GL_GetDrawableSize(window, &width, &height);
glViewport(0, 0, width, height);
}
else if(activeUI.Handle(event))
{
// No need to do anything more!
}
}
Font::ShowUnderlines(SDL_GetModState() & KMOD_ALT);
// Tell all the panels to step forward, then draw them.
((!isPaused && menuPanels.IsEmpty()) ? gamePanels : menuPanels).StepAll();
Audio::Step();
// That may have cleared out the menu, in which case we should draw
// the game panels instead:
(menuPanels.IsEmpty() ? gamePanels : menuPanels).DrawAll();
SDL_GL_SwapWindow(window);
timer.Wait();
}
// If you quit while landed on a planet, save the game.
if(player.GetPlanet())
player.Save();
// The Preferences class reads the screen dimensions, so update them if
// the window is full screen:
bool isFullscreen = (restoreWidth != 0);
Preferences::Set("fullscreen", isFullscreen);
if(isFullscreen)
Screen::SetRaw(restoreWidth, restoreHeight);
Preferences::Save();
Cleanup(window, context);
}
catch(const runtime_error &error)
{
DoError(error.what());
}
return 0;
}
// "Instantiate" a mission by replacing randomly selected values and places
// with a single choice, and then replacing any wildcard text as well.
Mission Mission::Instantiate(const PlayerInfo &player) const
{
Mission result;
// If anything goes wrong below, this mission should not be offered.
result.hasFailed = true;
result.isVisible = isVisible;
result.hasPriority = hasPriority;
result.isMinor = isMinor;
result.autosave = autosave;
result.location = location;
result.repeat = repeat;
result.name = name;
result.waypoints = waypoints;
// If one of the waypoints is the current system, it is already visited.
auto it = result.waypoints.find(player.GetSystem());
if(it != result.waypoints.end())
result.waypoints.erase(it);
// Copy the stopover planet list, and populate the list based on the filters
// that were given.
result.stopovers = stopovers;
// Make sure they all exist in a valid system.
for(auto it = result.stopovers.begin(); it != result.stopovers.end(); )
{
if((*it)->GetSystem())
++it;
else
it = result.stopovers.erase(it);
}
for(const LocationFilter &filter : stopoverFilters)
{
const Planet *planet = PickPlanet(filter, player);
if(!planet)
return result;
result.stopovers.insert(planet);
}
// First, pick values for all the variables.
// If a specific destination is not specified in the mission, pick a random
// one out of all the destinations that satisfy the mission requirements.
result.destination = destination;
if(!result.destination && !destinationFilter.IsEmpty())
{
result.destination = PickPlanet(destinationFilter, player);
if(!result.destination)
return result;
}
// If no destination is specified, it is the same as the source planet. Also
// use the source planet if the given destination is not a valid planet name.
if(!result.destination || !result.destination->GetSystem())
{
if(player.GetPlanet())
result.destination = player.GetPlanet();
else
return result;
}
// If cargo is being carried, see if we are supposed to replace a generic
// cargo name with something more specific.
if(!cargo.empty())
{
const Trade::Commodity *commodity = nullptr;
if(cargo == "random")
commodity = PickCommodity(*player.GetSystem(), *result.destination->GetSystem());
else
{
for(const Trade::Commodity &option : GameData::Commodities())
if(option.name == cargo)
{
commodity = &option;
break;
}
for(const Trade::Commodity &option : GameData::SpecialCommodities())
if(option.name == cargo)
{
commodity = &option;
break;
}
}
if(commodity)
result.cargo = commodity->items[Random::Int(commodity->items.size())];
else
result.cargo = cargo;
}
// Pick a random cargo amount, if requested.
if(cargoSize || cargoLimit)
{
if(cargoProb)
result.cargoSize = Random::Polya(cargoLimit, cargoProb) + cargoSize;
else if(cargoLimit > cargoSize)
result.cargoSize = cargoSize + Random::Int(cargoLimit - cargoSize + 1);
else
result.cargoSize = cargoSize;
}
// Pick a random passenger count, if requested.
if(passengers | passengerLimit)
{
if(passengerProb)
result.passengers = Random::Polya(passengerLimit, passengerProb) + passengers;
else if(passengerLimit > passengers)
result.passengers = passengers + Random::Int(passengerLimit - passengers + 1);
else
result.passengers = passengers;
}
result.illegalCargoFine = illegalCargoFine;
// How far is it to the destination?
DistanceMap distance(player.GetSystem());
int jumps = distance.Distance(result.destination->GetSystem());
int payload = result.cargoSize + 10 * result.passengers;
// Set the deadline, if requested.
if(deadlineBase || deadlineMultiplier)
result.deadline = player.GetDate() + deadlineBase + deadlineMultiplier * jumps;
// Copy the conditions. The offer conditions must be copied too, because they
// may depend on a condition that other mission offers might change.
result.toOffer = toOffer;
result.toComplete = toComplete;
result.toFail = toFail;
// Generate the substitutions map.
map<string, string> subs;
subs["<commodity>"] = result.cargo;
subs["<tons>"] = to_string(result.cargoSize) + (result.cargoSize == 1 ? " ton" : " tons");
subs["<cargo>"] = subs["<tons>"] + " of " + subs["<commodity>"];
subs["<bunks>"] = to_string(result.passengers);
subs["<passengers>"] = (result.passengers == 1) ? "passenger" : "passengers";
subs["<fare>"] = (result.passengers == 1) ? "a passenger" : (subs["<bunks>"] + " passengers");
if(player.GetPlanet())
subs["<origin>"] = player.GetPlanet()->Name();
else if(player.BoardingShip())
subs["<origin>"] = player.BoardingShip()->Name();
subs["<planet>"] = result.destination ? result.destination->Name() : "";
subs["<system>"] = result.destination ? result.destination->GetSystem()->Name() : "";
subs["<destination>"] = subs["<planet>"] + " in the " + subs["<system>"] + " system";
subs["<date>"] = result.deadline.ToString();
subs["<day>"] = result.deadline.LongString();
if(!result.stopovers.empty())
{
string planets;
const Planet * const *last = &*--result.stopovers.end();
int count = 0;
// Iterate by reference to the pointers so we can check when we're at
// the very last one in the set.
for(const Planet * const &planet : result.stopovers)
{
if(count++)
planets += (&planet != last) ? ", " : (count > 2 ? ", and " : " and ");
planets += planet->Name() + " in the " + planet->GetSystem()->Name() + " system";
}
subs["<stopovers>"] = planets;
}
// Instantiate the NPCs. This also fills in the "<npc>" substitution.
for(const NPC &npc : npcs)
result.npcs.push_back(npc.Instantiate(subs, player.GetSystem()));
// Instantiate the actions. The "complete" action is always first so that
// the "<payment>" substitution can be filled in.
for(const auto &it : actions)
result.actions[it.first] = it.second.Instantiate(subs, jumps, payload);
for(const auto &it : onEnter)
result.onEnter[it.first] = it.second.Instantiate(subs, jumps, payload);
// Perform substitution in the name and description.
result.displayName = Format::Replace(displayName, subs);
result.description = Format::Replace(description, subs);
result.clearance = Format::Replace(clearance, subs);
result.blocked = Format::Replace(blocked, subs);
result.clearanceFilter = clearanceFilter;
result.hasFullClearance = hasFullClearance;
result.hasFailed = false;
return result;
}
// "Instantiate" a mission by replacing randomly selected values and places
// with a single choice, and then replacing any wildcard text as well.
Mission Mission::Instantiate(const PlayerInfo &player) const
{
Mission result;
// If anything goes wrong below, this mission should not be offered.
result.hasFailed = true;
result.isVisible = isVisible;
result.hasPriority = hasPriority;
result.isMinor = isMinor;
result.autosave = autosave;
result.location = location;
result.repeat = repeat;
result.name = name;
result.waypoints = waypoints;
// If one of the waypoints is the current system, it is already visited.
auto it = result.waypoints.find(player.GetSystem());
if(it != result.waypoints.end())
result.waypoints.erase(it);
// First, pick values for all the variables.
// If a specific destination is not specified in the mission, pick a random
// one out of all the destinations that satisfy the mission requirements.
result.destination = destination;
if(!result.destination && !destinationFilter.IsEmpty())
{
// Find a destination that satisfies the filter.
vector<const Planet *> options;
for(const auto &it : GameData::Planets())
{
// Skip entries with incomplete data.
if(it.second.Name().empty() || (clearance.empty() && !it.second.CanLand()))
continue;
if(it.second.IsWormhole() || !it.second.HasSpaceport())
continue;
if(destinationFilter.Matches(&it.second, player.GetSystem()))
options.push_back(&it.second);
}
if(!options.empty())
result.destination = options[Random::Int(options.size())];
else
return result;
}
// If no destination is specified, it is the same as the source planet. Also
// use the source planet if the given destination is not a valid planet name.
if(!result.destination || !result.destination->GetSystem())
{
if(player.GetPlanet())
result.destination = player.GetPlanet();
else
return result;
}
// If cargo is being carried, see if we are supposed to replace a generic
// cargo name with something more specific.
if(!cargo.empty())
{
const Trade::Commodity *commodity = nullptr;
if(cargo == "random")
commodity = PickCommodity(*player.GetSystem(), *result.destination->GetSystem());
else
{
for(const Trade::Commodity &option : GameData::Commodities())
if(option.name == cargo)
{
commodity = &option;
break;
}
}
if(commodity)
result.cargo = commodity->items[Random::Int(commodity->items.size())];
else
result.cargo = cargo;
}
// Pick a random cargo amount, if requested.
if(cargoSize || cargoLimit)
{
if(cargoProb)
result.cargoSize = Random::Polya(cargoLimit, cargoProb) + cargoSize;
else if(cargoLimit > cargoSize)
result.cargoSize = cargoSize + Random::Int(cargoLimit - cargoSize + 1);
else
result.cargoSize = cargoSize;
}
// Pick a random passenger count, if requested.
if(passengers | passengerLimit)
{
if(passengerProb)
result.passengers = Random::Polya(passengerLimit, passengerProb) + passengers;
else if(passengerLimit > passengers)
result.passengers = passengers + Random::Int(passengerLimit - passengers + 1);
else
result.passengers = passengers;
}
result.illegalCargoFine = illegalCargoFine;
// How far is it to the destination?
DistanceMap distance(player.GetSystem());
int jumps = distance.Distance(result.destination->GetSystem());
int defaultPayment = (jumps + 1) * (150 * result.cargoSize + 1500 * result.passengers);
int defaultDeadline = doDefaultDeadline ? (2 * jumps) : 0;
// Set the deadline, if requested.
if(daysToDeadline || defaultDeadline)
{
result.hasDeadline = true;
result.deadline = player.GetDate() + (defaultDeadline + daysToDeadline);
}
// Copy the completion conditions. No need to copy the offer conditions,
// because they have already been checked.
result.toComplete = toComplete;
result.toFail = toFail;
// Generate the substitutions map.
map<string, string> subs;
subs["<commodity>"] = result.cargo;
subs["<tons>"] = to_string(result.cargoSize) + (result.cargoSize == 1 ? " ton" : " tons");
subs["<cargo>"] = subs["<tons>"] + " of " + subs["<commodity>"];
subs["<bunks>"] = to_string(result.passengers);
subs["<passengers>"] = (result.passengers == 1) ? "passenger" : "passengers";
subs["<fare>"] = (result.passengers == 1) ? "a passenger" : (subs["<bunks>"] + " passengers");
if(player.GetPlanet())
subs["<origin>"] = player.GetPlanet()->Name();
else if(player.BoardingShip())
subs["<origin>"] = player.BoardingShip()->Name();
subs["<planet>"] = result.destination ? result.destination->Name() : "";
subs["<system>"] = result.destination ? result.destination->GetSystem()->Name() : "";
subs["<destination>"] = subs["<planet>"] + " in the " + subs["<system>"] + " system";
subs["<date>"] = result.deadline.ToString();
subs["<day>"] = result.deadline.LongString();
// Instantiate the NPCs. This also fills in the "<npc>" substitution.
for(const NPC &npc : npcs)
result.npcs.push_back(npc.Instantiate(subs, player.GetSystem()));
// Instantiate the actions. The "complete" action is always first so that
// the "<payment>" substitution can be filled in.
for(const auto &it : actions)
result.actions[it.first] = it.second.Instantiate(subs, defaultPayment);
for(const auto &it : onEnter)
result.onEnter[it.first] = it.second.Instantiate(subs, defaultPayment);
// Perform substitution in the name and description.
result.displayName = Format::Replace(displayName, subs);
result.description = Format::Replace(description, subs);
result.clearance = Format::Replace(clearance, subs);
result.blocked = Format::Replace(blocked, subs);
result.clearanceFilter = clearanceFilter;
result.hasFullClearance = hasFullClearance;
result.hasFailed = false;
return result;
}