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(svn r3239) - Codechange: Introduce and use helper functions for engine replacement code.

This commit is contained in:
peter1138 2005-11-26 16:41:14 +00:00
parent 9a381f4d5d
commit 87f54ebf92
6 changed files with 85 additions and 28 deletions
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4
aircraft_cmd.c
View File

@ -1469,7 +1469,7 @@ static void AircraftEventHandler_HeliTakeOff(Vehicle *v, const AirportFTAClass *
// check if the aircraft needs to be replaced or renewed and send it to a hangar if needed
if (v->owner == _local_player && (
p->engine_replacement[v->engine_type] != INVALID_ENGINE ||
EngineHasReplacement(p, v->engine_type) ||
(p->engine_renew && v->age - v->max_age > p->engine_renew_months * 30)
)) {
_current_player = _local_player;
@ -1533,7 +1533,7 @@ static void AircraftEventHandler_Landing(Vehicle *v, const AirportFTAClass *Airp
// check if the aircraft needs to be replaced or renewed and send it to a hangar if needed
if (v->current_order.type != OT_GOTO_DEPOT && v->owner == _local_player) {
// only the vehicle owner needs to calculate the rest (locally)
if ((p->engine_replacement[v->engine_type] != INVALID_ENGINE) ||
if (EngineHasReplacement(p, v->engine_type) ||
(p->engine_renew && v->age - v->max_age > (p->engine_renew_months * 30))) {
// send the aircraft to the hangar at next airport (bit 17 set)
_current_player = _local_player;

6
openttd.c
View File

@ -1277,11 +1277,7 @@ bool AfterLoadGame(uint version)
* of course, we do need to initialize them for older savegames. */
if (CheckSavegameVersion(16)) {
FOR_ALL_PLAYERS(p) {
EngineID i;
for (i = 0; i < TOTAL_NUM_ENGINES; i++) {
p->engine_replacement[i] = INVALID_ENGINE;
}
InitialiseEngineReplacement(p);
p->engine_renew = false;
p->engine_renew_months = -6;
p->engine_renew_money = 100000;

6
player.h
View File

@ -263,4 +263,10 @@ void LoadFromHighScore(void);
int8 SaveHighScoreValue(const Player *p);
int8 SaveHighScoreValueNetwork(void);
void InitialiseEngineReplacement(Player *p);
EngineID EngineReplacement(const Player *p, EngineID engine);
bool EngineHasReplacement(const Player *p, EngineID engine);
int32 AddEngineReplacement(Player *p, EngineID old_engine, EngineID new_engine, uint32 flags);
int32 RemoveEngineReplacement(Player *p, EngineID engine, uint32 flags);
#endif /* PLAYER_H */

68
players.c
View File

@ -465,7 +465,6 @@ static Player *AllocatePlayer(void)
Player *DoStartupNewPlayer(bool is_ai)
{
Player *p;
int i;
p = AllocatePlayer();
if (p == NULL)
@ -488,9 +487,7 @@ Player *DoStartupNewPlayer(bool is_ai)
p->face = Random();
/* Engine renewal settings */
for (i = 0; i < TOTAL_NUM_ENGINES; i++)
p->engine_replacement[i] = INVALID_ENGINE;
InitialiseEngineReplacement(p);
p->renew_keep_length = false;
p->engine_renew = false;
p->engine_renew_months = -6;
@ -731,10 +728,10 @@ int32 CmdReplaceVehicle(int x, int y, uint32 flags, uint32 p1, uint32 p2)
// make sure that the player can actually buy the new engine
if (!HASBIT(GetEngine(new_engine_type)->player_avail, _current_player))
return CMD_ERROR;
}
if (flags & DC_EXEC) {
p->engine_replacement[old_engine_type] = new_engine_type;
return AddEngineReplacement(p, old_engine_type, new_engine_type, flags);
} else {
return RemoveEngineReplacement(p, old_engine_type, flags);
}
} break;
case 4:
@ -1100,6 +1097,63 @@ void LoadFromHighScore(void)
_patches.ending_date = 2051;
}
void InitialiseEngineReplacement(Player *p)
{
EngineID engine;
for (engine = 0; engine < TOTAL_NUM_ENGINES; engine++)
p->engine_replacement[engine] = INVALID_ENGINE;
}
/**
* Retrieve the engine replacement for the given player and original engine type.
* @param p Player.
* @param engine Engine type.
* @return Assigned replacement engine.
*/
EngineID EngineReplacement(const Player *p, EngineID engine)
{
return p->engine_replacement[engine];
}
/**
* Check if an engine has a replacement set up.
* @param p Player.
* @param engine Engine type.
* @return True if there is a replacement for the original engine type.
*/
bool EngineHasReplacement(const Player *p, EngineID engine)
{
return EngineReplacement(p, engine) != INVALID_ENGINE;
}
/**
* Add an engine replacement for the player.
* @param p Player.
* @param old_engine The original engine type.
* @param new_engine The replacement engine type.
* @param flags The calling command flags.
* @return 0 on success, CMD_ERROR on failure.
*/
int32 AddEngineReplacement(Player *p, EngineID old_engine, EngineID new_engine, uint32 flags)
{
if (flags & DC_EXEC) p->engine_replacement[old_engine] = new_engine;
return 0;
}
/**
* Remove an engine replacement for the player.
* @param p Player.
* @param engine The original engine type.
* @param flags The calling command flags.
* @return 0 on success, CMD_ERROR on failure.
*/
int32 RemoveEngineReplacement(Player *p, EngineID engine, uint32 flags)
{
if (flags & DC_EXEC) p->engine_replacement[engine] = INVALID_ENGINE;
return 0;
}
// Save/load of players
static const SaveLoad _player_desc[] = {
SLE_VAR(Player,name_2, SLE_UINT32),

5
vehicle.c
View File

@ -1618,7 +1618,8 @@ static int32 ReplaceVehicle(Vehicle **w, byte flags)
bool new_front = false;
Vehicle *new_v = NULL;
new_engine_type = p->engine_replacement[old_v->engine_type] == INVALID_ENGINE ? old_v->engine_type : p->engine_replacement[old_v->engine_type];
new_engine_type = EngineReplacement(p, old_v->engine_type);
if (new_engine_type == INVALID_ENGINE) new_engine_type = old_v->engine_type;
cost = DoCommand(old_v->x_pos, old_v->y_pos, new_engine_type, 1, flags, CMD_BUILD_VEH(old_v->type));
if (CmdFailed(cost)) return cost;
@ -1722,7 +1723,7 @@ static void MaybeReplaceVehicle(Vehicle *v)
if (!p->engine_renew ||
w->age - w->max_age < (p->engine_renew_months * 30) || // replace if engine is too old
w->max_age == 0) { // rail cars got a max age of 0
if (p->engine_replacement[w->engine_type] == INVALID_ENGINE) // updates to a new model
if (!EngineHasReplacement(p, w->engine_type)) // updates to a new model
continue;
}

24
vehicle_gui.c
View File

@ -421,7 +421,7 @@ static void train_engine_drawing_loop(int *x, int *y, int *pos, int *sel, int *s
const RailVehicleInfo *rvi = RailVehInfo(i);
const EngineInfo *info = &_engine_info[i];
if (p->engine_replacement[i] == INVALID_ENGINE && _player_num_engines[i] == 0 && show_outdated) continue;
if (!EngineHasReplacement(p, i) && _player_num_engines[i] == 0 && show_outdated) continue;
if (rvi->power == 0 && !show_cars) // disables display of cars (works since they do not have power)
continue;
@ -480,7 +480,7 @@ static void SetupScrollStuffForReplaceWindow(Window *w)
const EngineInfo *info = &_engine_info[engine_id];
if (ENGINE_AVAILABLE && RailVehInfo(engine_id)->power && e->railtype == railtype) {
if (_player_num_engines[engine_id] > 0 || p->engine_replacement[engine_id] != INVALID_ENGINE) {
if (_player_num_engines[engine_id] > 0 || EngineHasReplacement(p, engine_id)) {
if (sel[0] == 0) selected_id[0] = engine_id;
count++;
sel[0]--;
@ -503,7 +503,7 @@ static void SetupScrollStuffForReplaceWindow(Window *w)
do {
info = &_engine_info[engine_id];
if (_player_num_engines[engine_id] > 0 || p->engine_replacement[engine_id] != INVALID_ENGINE) {
if (_player_num_engines[engine_id] > 0 || EngineHasReplacement(p, engine_id)) {
if (sel[0] == 0) selected_id[0] = engine_id;
count++;
sel[0]--;
@ -536,7 +536,7 @@ static void SetupScrollStuffForReplaceWindow(Window *w)
do {
info = &_engine_info[engine_id];
if (_player_num_engines[engine_id] > 0 || p->engine_replacement[engine_id] != INVALID_ENGINE) {
if (_player_num_engines[engine_id] > 0 || EngineHasReplacement(p, engine_id)) {
if (sel[0] == 0) selected_id[0] = engine_id;
count++;
sel[0]--;
@ -571,7 +571,7 @@ static void SetupScrollStuffForReplaceWindow(Window *w)
do {
info = &_engine_info[engine_id];
if (_player_num_engines[engine_id] > 0 || p->engine_replacement[engine_id] != INVALID_ENGINE) {
if (_player_num_engines[engine_id] > 0 || EngineHasReplacement(p, engine_id)) {
count++;
if (sel[0] == 0) selected_id[0] = engine_id;
sel[0]--;
@ -650,7 +650,7 @@ static void DrawEngineArrayInReplaceWindow(Window *w, int x, int y, int x2, int
do {
info = &_engine_info[engine_id];
if (_player_num_engines[engine_id] > 0 || p->engine_replacement[engine_id] != INVALID_ENGINE) {
if (_player_num_engines[engine_id] > 0 || EngineHasReplacement(p, engine_id)) {
if (IS_INT_INSIDE(--pos, -w->vscroll.cap, 0)) {
DrawString(x+59, y+2, GetCustomEngineName(engine_id), sel[0]==0 ? 0xC : 0x10);
DrawRoadVehEngine(x+29, y+6, engine_id, _player_num_engines[engine_id] > 0 ? SPRITE_PALETTE(PLAYER_SPRITE_COLOR(_local_player)) : PALETTE_CRASH);
@ -687,7 +687,7 @@ static void DrawEngineArrayInReplaceWindow(Window *w, int x, int y, int x2, int
do {
info = &_engine_info[engine_id];
if (_player_num_engines[engine_id] > 0 || p->engine_replacement[engine_id] != INVALID_ENGINE) {
if (_player_num_engines[engine_id] > 0 || EngineHasReplacement(p, engine_id)) {
if (IS_INT_INSIDE(--pos, -w->vscroll.cap, 0)) {
DrawString(x+75, y+7, GetCustomEngineName(engine_id), sel[0]==0 ? 0xC : 0x10);
DrawShipEngine(x+35, y+10, engine_id, _player_num_engines[engine_id] > 0 ? SPRITE_PALETTE(PLAYER_SPRITE_COLOR(_local_player)) : PALETTE_CRASH);
@ -722,7 +722,7 @@ static void DrawEngineArrayInReplaceWindow(Window *w, int x, int y, int x2, int
do {
info = &_engine_info[engine_id];
if (_player_num_engines[engine_id] > 0 || p->engine_replacement[engine_id] != INVALID_ENGINE) {
if (_player_num_engines[engine_id] > 0 || EngineHasReplacement(p, engine_id)) {
if (sel[0] == 0) selected_id[0] = engine_id;
if (IS_INT_INSIDE(--pos, -w->vscroll.cap, 0)) {
DrawString(x+62, y+7, GetCustomEngineName(engine_id), sel[0]==0 ? 0xC : 0x10);
@ -835,7 +835,7 @@ static void ReplaceVehicleWndProc(Window *w, WindowEvent *e)
if (selected_id[0] == -1 ||
selected_id[1] == -1 ||
selected_id[0] == selected_id[1] ||
p->engine_replacement[selected_id[0]] == selected_id[1]) {
EngineReplacement(p, selected_id[0]) == selected_id[1]) {
SETBIT(w->disabled_state, 4);
} else {
CLRBIT(w->disabled_state, 4);
@ -845,7 +845,7 @@ static void ReplaceVehicleWndProc(Window *w, WindowEvent *e)
// The left list (existing vehicle) is empty
// or The selected vehicle has no replacement set up
if (selected_id[0] == -1 ||
p->engine_replacement[selected_id[0]] == INVALID_ENGINE) {
!EngineHasReplacement(p, selected_id[0])) {
SETBIT(w->disabled_state, 6);
} else {
CLRBIT(w->disabled_state, 6);
@ -863,10 +863,10 @@ static void ReplaceVehicleWndProc(Window *w, WindowEvent *e)
// sets up the string for the vehicle that is being replaced to
if (selected_id[0] != -1) {
if (p->engine_replacement[selected_id[0]] == INVALID_ENGINE) {
if (!EngineHasReplacement(p, selected_id[0])) {
SetDParam(0, STR_NOT_REPLACING);
} else {
SetDParam(0, GetCustomEngineName(p->engine_replacement[selected_id[0]]));
SetDParam(0, GetCustomEngineName(EngineReplacement(p, selected_id[0])));
}
} else {
SetDParam(0, STR_NOT_REPLACING_VEHICLE_SELECTED);