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pet-uncapper.cpp
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224 lines (189 loc) · 7.35 KB
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#include "Debug.h"
#include "PluginManager.h"
#include "modules/Maps.h"
#include "modules/Units.h"
#include "modules/World.h"
#include "df/unit.h"
#include "df/world.h"
#include <random>
using namespace DFHack;
using std::map;
using std::string;
using std::vector;
DFHACK_PLUGIN("pet-uncapper");
DFHACK_PLUGIN_IS_ENABLED(is_enabled);
REQUIRE_GLOBAL(world);
namespace DFHack {
// for configuration-related logging
DBG_DECLARE(petuncapper, control, DebugCategory::LINFO);
// for logging during the periodic scan
DBG_DECLARE(petuncapper, cycle, DebugCategory::LINFO);
}
static int32_t cycle_timestamp = 0; // world->frame_counter at last cycle
static const string CONFIG_KEY = string(plugin_name) + "/config";
static PersistentDataItem config;
enum ConfigValues {
CONFIG_IS_ENABLED = 0,
CONFIG_FREQ = 1,
CONFIG_POP_CAP = 2,
CONFIG_PREG_TIME = 3,
};
bool impregnate(df::unit* female, df::unit* male) {
if (!female || !male)
return false;
if (female->pregnancy_genes)
return false;
df::unit_genes* preg = new df::unit_genes;
*preg = male->appearance.genes;
female->pregnancy_genes = preg;
female->pregnancy_timer = config.get_int(CONFIG_PREG_TIME);
female->pregnancy_caste = male->caste;
return true;
}
void impregnateMany(color_ostream &out, bool verbose = false) {
// mark that we have recently run
cycle_timestamp = world->frame_counter;
map<int32_t, vector<df::unit *>> males;
map<int32_t, vector<df::unit *>> females;
map<int32_t, int32_t> popcount;
std::random_device seed;
std::mt19937 gen{seed()};
const int popcap = config.get_int(CONFIG_POP_CAP);
int pregnancies = 0;
for (auto unit : world->units.active) {
// not restricted to fort pets since merchant/wild animals can participate
if (!Units::isActive(unit) || unit->flags1.bits.active_invader || unit->flags2.bits.underworld || unit->flags2.bits.visitor_uninvited || unit->flags2.bits.visitor)
continue;
popcount[unit->race]++;
if (unit->pregnancy_genes) {
// already pregnant -- if remaining time is less than the current setting, speed it up
if ((int)unit->pregnancy_timer > config.get_int(CONFIG_PREG_TIME))
unit->pregnancy_timer = config.get_int(CONFIG_PREG_TIME);
// for player convenience and population stability, count the fetus toward the population cap
popcount[unit->race]++;
continue;
}
if (unit->flags1.bits.caged)
continue;
// must have PET or PET_EXOTIC
if (!Units::isTamable(unit))
continue;
// check for adulthood
if (Units::isBaby(unit) || Units::isChild(unit))
continue;
if (Units::isMale(unit))
males[unit->race].push_back(unit);
else if (Units::isFemale(unit))
females[unit->race].push_back(unit);
}
for (auto [race, femalesList] : females) {
if (!males.contains(race))
continue;
for (auto female : femalesList) {
if (popcap > 0 && popcount[race] >= popcap)
break;
vector<df::unit *> compatibles;
for (auto male : males[race]) {
if (Maps::canWalkBetween(female->pos, male->pos) )
compatibles.push_back(male);
}
if (compatibles.empty())
continue;
std::uniform_int_distribution<> dist{0, (int)compatibles.size() - 1};
if (impregnate(female, compatibles[dist(gen)])) {
pregnancies++;
popcount[race]++;
}
}
}
if (pregnancies || verbose) {
INFO(cycle, out).print("%d pet pregnanc%s initiated\n",
pregnancies, pregnancies == 1 ? "y" : "ies");
}
}
command_result do_command(color_ostream &out, vector<string> & parameters) {
CoreSuspender suspend;
if (!Core::getInstance().isMapLoaded() || !World::isFortressMode()) {
out.printerr("Cannot run %s without a loaded fort.\n", plugin_name);
return CR_FAILURE;
}
if (parameters.size() == 0 || parameters[0] == "status") {
out.print("%s is %s\n\n", plugin_name, is_enabled ? "enabled" : "not enabled");
out.print("population cap per species: %d\n", config.get_int(CONFIG_POP_CAP));
out.print("updating pregnancies every %d ticks\n", config.get_int(CONFIG_FREQ));
out.print("pregancies last %d ticks\n", config.get_int(CONFIG_PREG_TIME));
} else if (parameters[0] == "now") {
impregnateMany(out, true);
} else {
if (parameters.size() < 2)
return CR_WRONG_USAGE;
string command = parameters[0];
int val = std::max(0, string_to_int(parameters[1]));
if (command == "cap")
config.set_int(CONFIG_POP_CAP, val);
else if (command == "every")
config.set_int(CONFIG_FREQ, val);
else if (command == "pregtime")
config.set_int(CONFIG_PREG_TIME, val);
else
return CR_WRONG_USAGE;
}
return CR_OK;
}
DFhackCExport command_result plugin_init(color_ostream &out, vector<PluginCommand> &commands) {
commands.push_back(PluginCommand(
"pet-uncapper",
"Modify the pet population cap.",
do_command));
return CR_OK;
}
DFhackCExport command_result plugin_enable(color_ostream &out, bool enable) {
if (!Core::getInstance().isMapLoaded() || !World::isFortressMode()) {
out.printerr("Cannot enable %s without a loaded fort.\n", plugin_name);
return CR_FAILURE;
}
if (enable != is_enabled) {
is_enabled = enable;
DEBUG(control,out).print("%s from the API; persisting\n",
is_enabled ? "enabled" : "disabled");
config.set_bool(CONFIG_IS_ENABLED, is_enabled);
if (enable)
impregnateMany(out);
} else {
DEBUG(control,out).print("%s from the API, but already %s; no action\n",
is_enabled ? "enabled" : "disabled",
is_enabled ? "enabled" : "disabled");
}
return CR_OK;
}
DFhackCExport command_result plugin_load_site_data (color_ostream &out) {
cycle_timestamp = 0;
config = World::GetPersistentSiteData(CONFIG_KEY);
if (!config.isValid()) {
DEBUG(control,out).print("no config found in this save; initializing\n");
config = World::AddPersistentSiteData(CONFIG_KEY);
config.set_bool(CONFIG_IS_ENABLED, is_enabled);
config.set_int(CONFIG_FREQ, 10000);
config.set_int(CONFIG_POP_CAP, 100);
config.set_int(CONFIG_PREG_TIME, 200000);
}
is_enabled = config.get_bool(CONFIG_IS_ENABLED);
DEBUG(control,out).print("loading persisted enabled state: %s\n",
is_enabled ? "true" : "false");
return CR_OK;
}
DFhackCExport command_result plugin_onstatechange(color_ostream &out, state_change_event event) {
if (event == DFHack::SC_WORLD_UNLOADED) {
if (is_enabled) {
DEBUG(control,out).print("world unloaded; disabling %s\n",
plugin_name);
is_enabled = false;
}
}
return CR_OK;
}
DFhackCExport command_result plugin_onupdate(color_ostream &out) {
if (world->frame_counter - cycle_timestamp >= config.get_int(CONFIG_FREQ))
impregnateMany(out);
return CR_OK;
}