dfhack/plugins/reveal.cpp

252 lines
6.8 KiB
C++

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#include <stdint.h>
#include <iostream>
#include <map>
#include <vector>
#include <dfhack/Core.h>
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#include <dfhack/Console.h>
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#include <dfhack/Export.h>
#include <dfhack/PluginManager.h>
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#include <dfhack/modules/Maps.h>
#include <dfhack/modules/World.h>
using namespace DFHack;
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/*
* Anything that might reveal Hell is unsafe.
*/
bool isSafe(uint32_t x, uint32_t y, uint32_t z, DFHack::Maps *Maps)
{
DFHack::t_feature *local_feature = NULL;
DFHack::t_feature *global_feature = NULL;
// get features of block
// error -> obviously not safe to manipulate
if(!Maps->ReadFeatures(x,y,z,&local_feature,&global_feature))
{
return false;
}
// Adamantine tubes and temples lead to Hell
if (local_feature && local_feature->type != DFHack::feature_Other)
return false;
// And Hell *is* Hell.
if (global_feature && global_feature->type == DFHack::feature_Underworld)
return false;
// otherwise it's safe.
return true;
}
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struct hideblock
{
uint32_t x;
uint32_t y;
uint32_t z;
uint8_t hiddens [16][16];
};
// the saved data. we keep map size to check if things still match
uint32_t x_max, y_max, z_max;
std::vector <hideblock> hidesaved;
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enum revealstate
{
NOT_REVEALED,
REVEALED,
SAFE_REVEALED
};
revealstate revealed = NOT_REVEALED;
DFhackCExport command_result reveal(DFHack::Core * c, std::vector<std::string> & params);
DFhackCExport command_result unreveal(DFHack::Core * c, std::vector<std::string> & params);
DFhackCExport command_result revtoggle(DFHack::Core * c, std::vector<std::string> & params);
DFhackCExport const char * plugin_name ( void )
{
return "reveal";
}
DFhackCExport command_result plugin_init ( Core * c, std::vector <PluginCommand> &commands)
{
commands.clear();
commands.push_back(PluginCommand("reveal","Reveal the map. 'reveal hell' will also reveal hell.",reveal));
commands.push_back(PluginCommand("unreveal","Revert the map to its previous state.",unreveal));
commands.push_back(PluginCommand("revtoggle","Reveal/unreveal depending on state.",revtoggle));
return CR_OK;
}
DFhackCExport command_result plugin_onupdate ( Core * c )
{
// if the map is revealed and we're in fortress mode, force the game to pause.
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if(revealed == REVEALED)
{
DFHack::World *World =c->getWorld();
t_gamemodes gm;
World->ReadGameMode(gm);
if(gm.g_mode == GAMEMODE_DWARF)
{
World->SetPauseState(true);
}
}
return CR_OK;
}
DFhackCExport command_result plugin_shutdown ( Core * c )
{
return CR_OK;
}
DFhackCExport command_result reveal(DFHack::Core * c, std::vector<std::string> & params)
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{
bool no_hell = true;
if(params.size() && params[0] == "hell")
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{
no_hell = false;
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}
if(revealed != NOT_REVEALED)
{
dfout << "Map is already revealed or this is a different map." << std::endl;
return CR_FAILURE;
}
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c->Suspend();
DFHack::Maps *Maps =c->getMaps();
DFHack::World *World =c->getWorld();
t_gamemodes gm;
World->ReadGameMode(gm);
if(gm.g_mode != GAMEMODE_DWARF)
{
dfout << "Only in fortress mode." << std::endl;
c->Resume();
return CR_FAILURE;
}
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if(!Maps->Start())
{
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dfout << "Can't init map." << std::endl;
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c->Resume();
return CR_FAILURE;
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}
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if(no_hell && !Maps->StartFeatures())
{
dfout << "Unable to read local features; can't reveal map safely" << std::endl;
c->Resume();
return CR_FAILURE;
}
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Maps->getSize(x_max,y_max,z_max);
hidesaved.reserve(x_max * y_max * z_max);
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for(uint32_t x = 0; x< x_max;x++)
{
for(uint32_t y = 0; y< y_max;y++)
{
for(uint32_t z = 0; z< z_max;z++)
{
df_block *block = Maps->getBlock(x,y,z);
if(block)
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{
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// in 'no-hell'/'safe' mode, don't reveal blocks with hell and adamantine
if (no_hell && !isSafe(x, y, z, Maps))
continue;
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hideblock hb;
hb.x = x;
hb.y = y;
hb.z = z;
DFHack::designations40d & designations = block->designation;
// for each tile in block
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for (uint32_t i = 0; i < 16;i++) for (uint32_t j = 0; j < 16;j++)
{
// save hidden state of tile
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hb.hiddens[i][j] = designations[i][j].bits.hidden;
// set to revealed
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designations[i][j].bits.hidden = 0;
}
hidesaved.push_back(hb);
}
}
}
}
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if(no_hell)
{
revealed = SAFE_REVEALED;
}
else
{
revealed = REVEALED;
World->SetPauseState(true);
}
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c->Resume();
dfout << "Map revealed." << std::endl;
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if(!no_hell)
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dfout << "Unpausing can unleash the forces of hell, so it has been temporarily disabled." << std::endl;
dfout << "Run 'unreveal' to revert to previous state." << std::endl;
return CR_OK;
}
DFhackCExport command_result unreveal(DFHack::Core * c, std::vector<std::string> & params)
{
DFHack::designations40d designations;
if(!revealed)
{
dfout << "There's nothing to revert!" << std::endl;
return CR_FAILURE;
}
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c->Suspend();
DFHack::Maps *Maps =c->getMaps();
DFHack::World *World =c->getWorld();
t_gamemodes gm;
World->ReadGameMode(gm);
if(gm.g_mode != GAMEMODE_DWARF)
{
dfout << "Only in fortress mode." << std::endl;
c->Resume();
return CR_FAILURE;
}
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Maps = c->getMaps();
if(!Maps->Start())
{
dfout << "Can't init map." << std::endl;
c->Resume();
return CR_FAILURE;
}
// Sanity check: map size
uint32_t x_max_b, y_max_b, z_max_b;
Maps->getSize(x_max_b,y_max_b,z_max_b);
if(x_max != x_max_b || y_max != y_max_b || z_max != z_max_b)
{
dfout << "The map is not of the same size..." << std::endl;
c->Resume();
return CR_FAILURE;
}
// FIXME: add more sanity checks / MAP ID
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for(size_t i = 0; i < hidesaved.size();i++)
{
hideblock & hb = hidesaved[i];
df_block * b = Maps->getBlock(hb.x,hb.y,hb.z);
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for (uint32_t i = 0; i < 16;i++) for (uint32_t j = 0; j < 16;j++)
{
b->designation[i][j].bits.hidden = hb.hiddens[i][j];
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}
}
// give back memory.
hidesaved.clear();
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revealed = NOT_REVEALED;
dfout << "Map hidden!" << std::endl;
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c->Resume();
return CR_OK;
}
DFhackCExport command_result revtoggle (DFHack::Core * c, std::vector<std::string> & params)
{
if(revealed)
{
return unreveal(c,params);
}
else
{
return reveal(c,params);
}
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}