Implement a pressure plate sensitive to machine power.
When built next to a gearbox, it will monitor its powered state.develop
Alexander Gavrilov
parent
8d876cc7d9
commit
d5ea05ebb8
@ -0,0 +1,11 @@
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local _ENV = mkmodule('plugins.power-meter')
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--[[
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Native functions:
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* makePowerMeter(plate_info,min_power,max_power,invert)
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--]]
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return _ENV
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@ -0,0 +1,237 @@
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#include "Core.h"
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#include <Console.h>
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#include <Export.h>
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#include <Error.h>
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#include <PluginManager.h>
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#include <modules/Gui.h>
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#include <modules/Screen.h>
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#include <modules/Maps.h>
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#include <modules/World.h>
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#include <TileTypes.h>
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#include <vector>
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#include <cstdio>
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#include <stack>
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#include <string>
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#include <cmath>
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#include <string.h>
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#include <VTableInterpose.h>
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#include "df/graphic.h"
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#include "df/building_trapst.h"
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#include "df/builtin_mats.h"
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#include "df/world.h"
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#include "df/buildings_other_id.h"
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#include "df/machine.h"
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#include "df/machine_info.h"
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#include "df/building_drawbuffer.h"
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#include "df/ui.h"
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#include "df/viewscreen_dwarfmodest.h"
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#include "df/ui_build_selector.h"
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#include "df/flow_info.h"
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#include "df/report.h"
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#include "MiscUtils.h"
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using std::vector;
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using std::string;
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using std::stack;
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using namespace DFHack;
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using namespace df::enums;
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using df::global::gps;
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using df::global::world;
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using df::global::ui;
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using df::global::ui_build_selector;
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DFHACK_PLUGIN("power-meter");
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static const uint32_t METER_BIT = 0x80000000U;
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static void init_plate_info(df::pressure_plate_info &plate_info)
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{
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plate_info.water_min = 1;
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plate_info.water_max = 7;
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plate_info.flags.whole = METER_BIT;
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plate_info.flags.bits.water = true;
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plate_info.flags.bits.resets = true;
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}
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/*
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* Hook for the pressure plate itself. Implements core logic.
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*/
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struct trap_hook : df::building_trapst {
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typedef df::building_trapst interpose_base;
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// Engine detection
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bool is_power_meter()
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{
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return trap_type == trap_type::PressurePlate &&
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(plate_info.flags.whole & METER_BIT) != 0;
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}
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inline bool is_fully_built()
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{
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return getBuildStage() >= getMaxBuildStage();
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}
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DEFINE_VMETHOD_INTERPOSE(void, getName, (std::string *buf))
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{
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if (is_power_meter())
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{
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buf->clear();
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*buf += "Power Meter";
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return;
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}
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INTERPOSE_NEXT(getName)(buf);
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}
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DEFINE_VMETHOD_INTERPOSE(void, updateAction, ())
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{
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if (is_power_meter())
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{
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auto pdsgn = Maps::getTileDesignation(centerx,centery,z);
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if (pdsgn)
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{
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bool active = false;
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auto &gears = world->buildings.other[buildings_other_id::GEAR_ASSEMBLY];
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for (size_t i = 0; i < gears.size(); i++)
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{
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// Adjacent
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auto gear = gears[i];
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int deltaxy = abs(centerx - gear->centerx) + abs(centery - gear->centery);
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if (gear->z != z || deltaxy != 1)
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continue;
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// Linked to machine
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auto info = gears[i]->getMachineInfo();
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if (!info || info->machine_id < 0)
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continue;
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// an active machine
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auto machine = df::machine::find(info->machine_id);
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if (!machine || !machine->flags.bits.active)
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continue;
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// with adequate power?
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int power = machine->cur_power - machine->min_power;
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if (power < 0 || machine->cur_power <= 0)
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continue;
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if (power < plate_info.track_min)
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continue;
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if (power > plate_info.track_max && plate_info.track_max >= 0)
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continue;
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active = true;
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break;
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}
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if (plate_info.flags.bits.citizens)
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active = !active;
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// Temporarily set the tile water amount based on power state
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auto old_dsgn = *pdsgn;
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pdsgn->bits.liquid_type = tile_liquid::Water;
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pdsgn->bits.flow_size = (active ? 7 : 0);
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INTERPOSE_NEXT(updateAction)();
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*pdsgn = old_dsgn;
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return;
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}
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}
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INTERPOSE_NEXT(updateAction)();
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}
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DEFINE_VMETHOD_INTERPOSE(void, drawBuilding, (df::building_drawbuffer *db, void *unk))
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{
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INTERPOSE_NEXT(drawBuilding)(db, unk);
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if (is_power_meter() && is_fully_built())
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{
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db->fore[0][0] = 3;
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}
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}
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};
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IMPLEMENT_VMETHOD_INTERPOSE(trap_hook, getName);
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IMPLEMENT_VMETHOD_INTERPOSE(trap_hook, updateAction);
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IMPLEMENT_VMETHOD_INTERPOSE(trap_hook, drawBuilding);
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static bool enabled = false;
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static void enable_hooks(bool enable)
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{
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enabled = enable;
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INTERPOSE_HOOK(trap_hook, getName).apply(enable);
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INTERPOSE_HOOK(trap_hook, updateAction).apply(enable);
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INTERPOSE_HOOK(trap_hook, drawBuilding).apply(enable);
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}
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static bool makePowerMeter(df::pressure_plate_info *info, int min_power, int max_power, bool invert)
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{
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CHECK_NULL_POINTER(info);
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if (!enabled)
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{
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auto pworld = Core::getInstance().getWorld();
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auto entry = pworld->GetPersistentData("power-meter/enabled", NULL);
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if (!entry.isValid())
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return false;
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enable_hooks(true);
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}
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init_plate_info(*info);
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info->track_min = min_power;
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info->track_max = max_power;
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info->flags.bits.citizens = invert;
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return true;
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}
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DFHACK_PLUGIN_LUA_FUNCTIONS {
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DFHACK_LUA_FUNCTION(makePowerMeter),
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DFHACK_LUA_END
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};
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DFhackCExport command_result plugin_onstatechange(color_ostream &out, state_change_event event)
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{
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switch (event) {
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case SC_MAP_LOADED:
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{
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auto pworld = Core::getInstance().getWorld();
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bool enable = pworld->GetPersistentData("power-meter/enabled").isValid();
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if (enable)
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{
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out.print("Enabling the power meter plugin.\n");
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enable_hooks(true);
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}
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}
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break;
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case SC_MAP_UNLOADED:
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enable_hooks(false);
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break;
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default:
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break;
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}
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return CR_OK;
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}
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DFhackCExport command_result plugin_init ( color_ostream &out, std::vector <PluginCommand> &commands)
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{
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if (Core::getInstance().isMapLoaded())
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plugin_onstatechange(out, SC_MAP_LOADED);
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return CR_OK;
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}
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DFhackCExport command_result plugin_shutdown ( color_ostream &out )
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{
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enable_hooks(false);
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return CR_OK;
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}
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@ -0,0 +1,116 @@
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-- Interface front-end for power-meter plugin.
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local utils = require 'utils'
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local gui = require 'gui'
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local guidm = require 'gui.dwarfmode'
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local dlg = require 'gui.dialogs'
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local plugin = require('plugins.power-meter')
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local bselector = df.global.ui_build_selector
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PowerMeter = defclass(PowerMeter, guidm.MenuOverlay)
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PowerMeter.focus_path = 'power-meter'
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function PowerMeter:init()
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self:init_fields{
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min_power = 0, max_power = -1, invert = false,
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}
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guidm.MenuOverlay.init(self)
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return self
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end
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function PowerMeter:onShow()
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guidm.MenuOverlay.onShow(self)
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-- Send an event to update the errors
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bselector.plate_info.flags.whole = 0
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self:sendInputToParent('BUILDING_TRIGGER_ENABLE_WATER')
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end
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function PowerMeter:onRenderBody(dc)
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dc:fill(0,0,dc.width-1,13,gui.CLEAR_PEN)
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dc:seek(1,1):pen(COLOR_WHITE)
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dc:string("Power Meter"):newline():newline(1)
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dc:string("Placement"):newline():newline(1)
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dc:string("Excess power range:")
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dc:newline(3):string("as", COLOR_LIGHTGREEN)
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dc:string(": Min ")
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if self.min_power <= 0 then
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dc:string("(any)")
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else
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dc:string(''..self.min_power)
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end
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dc:newline(3):string("zx", COLOR_LIGHTGREEN)
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dc:string(": Max ")
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if self.max_power < 0 then
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dc:string("(any)")
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else
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dc:string(''..self.max_power)
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end
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dc:newline():newline(1)
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dc:string("i",COLOR_LIGHTGREEN):string(": ")
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if self.invert then
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dc:string("Inverted")
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else
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dc:string("Not inverted")
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end
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end
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function PowerMeter:onInput(keys)
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if keys.CUSTOM_I then
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self.invert = not self.invert
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elseif keys.BUILDING_TRIGGER_MIN_WATER_UP then
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self.min_power = self.min_power + 10
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elseif keys.BUILDING_TRIGGER_MIN_WATER_DOWN then
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self.min_power = math.max(0, self.min_power - 10)
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elseif keys.BUILDING_TRIGGER_MAX_WATER_UP then
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if self.max_power < 0 then
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self.max_power = 0
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else
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self.max_power = self.max_power + 10
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end
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elseif keys.BUILDING_TRIGGER_MAX_WATER_DOWN then
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self.max_power = math.max(-1, self.max_power - 10)
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elseif keys.LEAVESCREEN then
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self:dismiss()
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self:sendInputToParent('LEAVESCREEN')
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elseif keys.SELECT then
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if #bselector.errors == 0 then
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if not plugin.makePowerMeter(
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bselector.plate_info,
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self.min_power, self.max_power, self.invert
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)
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then
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dlg.showMessage(
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'Power Meter',
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'Could not initialize.', COLOR_LIGHTRED
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)
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self:dismiss()
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self:sendInputToParent('LEAVESCREEN')
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return
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end
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self:sendInputToParent('SELECT')
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if bselector.stage ~= 1 then
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self:dismiss()
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end
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end
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elseif self:propagateMoveKeys(keys) then
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return
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end
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end
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if dfhack.gui.getCurFocus() ~= 'dwarfmode/Build/Position/Trap'
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or bselector.building_subtype ~= df.trap_type.PressurePlate
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then
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qerror("This script requires the main dwarfmode view in build pressure plate mode")
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end
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local list = mkinstance(PowerMeter):init()
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list:show()
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