(svn r13729) -Fix: assumption that non-north tiles of a house do not have the 1x1 building bit set was flawed with some NewGRFs. This caused the amount of houses to differ, which causes the town radii to differ, which causes desyncs when towns are expanded.
/* $Id$ */
/** @file genworld.h Functions related to world/map generation. */
#ifndef GENWORLD_H
#define GENWORLD_H
#include "player_type.h"
/*
* Order of these enums has to be the same as in lang/english.txt
* Otherwise you will get inconsistent behaviour.
*/
enum {
LG_ORIGINAL = 0, ///< The original landscape generator
LG_TERRAGENESIS = 1, ///< TerraGenesis Perlin landscape generator
GENERATE_NEW_SEED = (uint)-1, ///< Create a new random seed
};
/* Modes for GenerateWorld */
enum GenerateWorldMode {
GW_NEWGAME = 0, /* Generate a map for a new game */
GW_EMPTY = 1, /* Generate an empty map (sea-level) */
GW_RANDOM = 2, /* Generate a random map for SE */
GW_HEIGHTMAP = 3, /* Generate a newgame from a heightmap */
};
typedef void gw_done_proc();
typedef void gw_abort_proc();
struct gw_info {
bool active; ///< Is generating world active
bool abort; ///< Whether to abort the thread ASAP
bool wait_for_draw; ///< Are we waiting on a draw event
bool quit_thread; ///< Do we want to quit the active thread
bool threaded; ///< Whether we run _GenerateWorld threaded
GenerateWorldMode mode;///< What mode are we making a world in
PlayerID lp; ///< The local_player before generating
uint size_x; ///< X-size of the map
uint size_y; ///< Y-size of the map
gw_done_proc *proc; ///< Proc that is called when done (can be NULL)
gw_abort_proc *abortp; ///< Proc that is called when aborting (can be NULL)
class ThreadObject *thread; ///< The thread we are in (can be NULL)
};
enum gwp_class {
GWP_MAP_INIT, ///< Initialize/allocate the map, start economy
GWP_LANDSCAPE, ///< Create the landscape
GWP_ROUGH_ROCKY, ///< Make rough and rocky areas
GWP_TOWN, ///< Generate towns
GWP_INDUSTRY, ///< Generate industries
GWP_UNMOVABLE, ///< Generate unmovables (radio tower, light houses)
GWP_TREE, ///< Generate trees
GWP_GAME_INIT, ///< Initialize the game
GWP_RUNTILELOOP, ///< Runs the tile loop 1280 times to make snow etc
GWP_GAME_START, ///< Really prepare to start the game
GWP_CLASS_COUNT
};
/**
* Check if we are currently in the process of generating a world.
*/
static inline bool IsGeneratingWorld()
{
extern gw_info _gw;
return _gw.active;
}
/* genworld.cpp */
void SetGeneratingWorldPaintStatus(bool status);
bool IsGeneratingWorldReadyForPaint();
bool IsGenerateWorldThreaded();
void GenerateWorldSetCallback(gw_done_proc *proc);
void GenerateWorldSetAbortCallback(gw_abort_proc *proc);
void WaitTillGeneratedWorld();
void GenerateWorld(GenerateWorldMode mode, uint size_x, uint size_y);
void AbortGeneratingWorld();
bool IsGeneratingWorldAborted();
void HandleGeneratingWorldAbortion();
/* genworld_gui.cpp */
void SetGeneratingWorldProgress(gwp_class cls, uint total);
void IncreaseGeneratingWorldProgress(gwp_class cls);
void PrepareGenerateWorldProgress();
void ShowGenerateWorldProgress();
void StartNewGameWithoutGUI(uint seed);
void ShowCreateScenario();
void StartScenarioEditor();
#endif /* GENWORLD_H */