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-rw-r--r--src/newgrf.cpp23
-rw-r--r--src/newgrf.h11
-rw-r--r--src/newgrf_house.cpp6
-rw-r--r--src/player_gui.cpp6
-rw-r--r--src/town_cmd.cpp6
5 files changed, 28 insertions, 24 deletions
diff --git a/src/newgrf.cpp b/src/newgrf.cpp
index 8d50fef12..2e4e01eb8 100644
--- a/src/newgrf.cpp
+++ b/src/newgrf.cpp
@@ -74,12 +74,8 @@ static uint32 _ttdpatch_flags[8];
/* Used by Action 0x06 to preload a pseudo sprite and modify its content */
static byte *_preload_sprite = NULL;
-/* Set if any vehicle is loaded which uses 2cc (two company colours) */
-bool _have_2cc = false;
-
-/* Set if there are any newhouses loaded. */
-bool _have_newhouses = false;
-
+/* Indicates which are the newgrf features currently loaded ingame */
+uint8 _loaded_newgrf_features;
enum GrfDataType {
GDT_SOUND,
@@ -539,7 +535,7 @@ static bool RailVehicleChangeInfo(uint engine, int numinfo, int prop, byte **buf
case 0x27: // Miscellaneous flags
FOR_EACH_OBJECT {
ei[i].misc_flags = grf_load_byte(&buf);
- if (HASBIT(ei[i].misc_flags, EF_USES_2CC)) _have_2cc = true;
+ if (HASBIT(ei[i].misc_flags, EF_USES_2CC)) SETBIT(_loaded_newgrf_features, GRFLOADED_2CC);
}
break;
@@ -661,7 +657,7 @@ static bool RoadVehicleChangeInfo(uint engine, int numinfo, int prop, byte **buf
case 0x1C: // Miscellaneous flags
FOR_EACH_OBJECT {
ei[i].misc_flags = grf_load_byte(&buf);
- if (HASBIT(ei[i].misc_flags, EF_USES_2CC)) _have_2cc = true;
+ if (HASBIT(ei[i].misc_flags, EF_USES_2CC)) SETBIT(_loaded_newgrf_features, GRFLOADED_2CC);
}
break;
@@ -772,7 +768,7 @@ static bool ShipVehicleChangeInfo(uint engine, int numinfo, int prop, byte **buf
case 0x17: // Miscellaneous flags
FOR_EACH_OBJECT {
ei[i].misc_flags = grf_load_byte(&buf);
- if (HASBIT(ei[i].misc_flags, EF_USES_2CC)) _have_2cc = true;
+ if (HASBIT(ei[i].misc_flags, EF_USES_2CC)) SETBIT(_loaded_newgrf_features, GRFLOADED_2CC);
}
break;
@@ -888,7 +884,7 @@ static bool AircraftVehicleChangeInfo(uint engine, int numinfo, int prop, byte *
case 0x17: // Miscellaneous flags
FOR_EACH_OBJECT {
ei[i].misc_flags = grf_load_byte(&buf);
- if (HASBIT(ei[i].misc_flags, EF_USES_2CC)) _have_2cc = true;
+ if (HASBIT(ei[i].misc_flags, EF_USES_2CC)) SETBIT(_loaded_newgrf_features, GRFLOADED_2CC);
}
break;
@@ -1297,7 +1293,7 @@ static bool TownHouseChangeInfo(uint hid, int numinfo, int prop, byte **bufp, in
* FinaliseHouseArray() for more details. */
if (housespec[i]->min_date < 1930) housespec[i]->min_date = 1930;
}
- _have_newhouses = true;
+ SETBIT(_loaded_newgrf_features, GRFLOADED_NEWHOUSES);
break;
case 0x09: // Building flags
@@ -4459,8 +4455,9 @@ static void ResetNewGRFData()
_misc_grf_features = 0;
_traininfo_vehicle_pitch = 0;
_traininfo_vehicle_width = 29;
- _have_2cc = false;
- _have_newhouses = false;
+
+ _loaded_newgrf_features = 0;
+
_signal_base = 0;
_coast_base = 0;
diff --git a/src/newgrf.h b/src/newgrf.h
index 7324e7dd9..e1c8d1a10 100644
--- a/src/newgrf.h
+++ b/src/newgrf.h
@@ -87,8 +87,15 @@ extern GRFFile *_first_grffile;
extern SpriteID _signal_base;
extern SpriteID _coast_base;
-extern bool _have_2cc;
-extern bool _have_newhouses;
+
+enum GRFLoadedFeatures {
+ GRFLOADED_2CC, // Set if any vehicle is loaded which uses 2cc (two company colours).
+ GRFLOADED_NEWHOUSES, // Set if there are any newhouses loaded.
+ GRFLOADED_NEWINDUSTRIES, // Set if there are any newindustries loaded.
+};
+
+/* Indicates which are the newgrf features currently loaded ingame */
+extern uint8 _loaded_newgrf_features;
void LoadNewGRFFile(GRFConfig *config, uint file_index, GrfLoadingStage stage);
void LoadNewGRF(uint load_index, uint file_index);
diff --git a/src/newgrf_house.cpp b/src/newgrf_house.cpp
index e6dd53df2..2883f9b2d 100644
--- a/src/newgrf_house.cpp
+++ b/src/newgrf_house.cpp
@@ -83,7 +83,7 @@ void IncreaseBuildingCount(Town *t, HouseID house_id)
{
HouseClassID class_id = GetHouseSpecs(house_id)->class_id;
- if (!_have_newhouses) return;
+ if (!HASBIT(_loaded_newgrf_features, GRFLOADED_NEWHOUSES)) return;
/* If there are 255 buildings of this type in this town, there are also
* at least that many houses of the same class in the town, and
@@ -111,7 +111,7 @@ void DecreaseBuildingCount(Town *t, HouseID house_id)
{
HouseClassID class_id = GetHouseSpecs(house_id)->class_id;
- if (!_have_newhouses) return;
+ if (!HASBIT(_loaded_newgrf_features, GRFLOADED_NEWHOUSES)) return;
if (t->building_counts.id_count[house_id] > 0) t->building_counts.id_count[house_id]--;
if (_building_counts.id_count[house_id] > 0) _building_counts.id_count[house_id]--;
@@ -129,7 +129,7 @@ void DecreaseBuildingCount(Town *t, HouseID house_id)
*/
void AfterLoadCountBuildings()
{
- if (!_have_newhouses) return;
+ if (!HASBIT(_loaded_newgrf_features, GRFLOADED_NEWHOUSES)) return;
for (TileIndex t = 0; t < MapSize(); t++) {
if (!IsTileType(t, MP_HOUSE)) continue;
diff --git a/src/player_gui.cpp b/src/player_gui.cpp
index 7112a68a1..0c0eed216 100644
--- a/src/player_gui.cpp
+++ b/src/player_gui.cpp
@@ -324,7 +324,7 @@ static void SelectPlayerLiveryWndProc(Window *w, WindowEvent *e)
switch (e->event) {
case WE_CREATE:
LowerWindowWidget(w, WP(w, livery_d).livery_class + 2);
- if (!_have_2cc) {
+ if (!HASBIT(_loaded_newgrf_features, GRFLOADED_2CC)) {
HideWindowWidget(w, 11);
HideWindowWidget(w, 12);
}
@@ -366,7 +366,7 @@ static void SelectPlayerLiveryWndProc(Window *w, WindowEvent *e)
DrawSprite(SPR_SQUARE, GENERAL_SPRITE_COLOR(p->livery[scheme].colour1), 152, y);
DrawString(165, y, STR_00D1_DARK_BLUE + p->livery[scheme].colour1, sel ? 0xC : 2);
- if (_have_2cc) {
+ if (HASBIT(_loaded_newgrf_features, GRFLOADED_2CC)) {
DrawSprite(SPR_SQUARE, GENERAL_SPRITE_COLOR(p->livery[scheme].colour2), 277, y);
DrawString(290, y, STR_00D1_DARK_BLUE + p->livery[scheme].colour2, sel ? 0xC : 2);
}
@@ -794,7 +794,7 @@ static void PlayerCompanyWndProc(Window *w, WindowEvent *e)
}
case PCW_WIDGET_COLOR_SCHEME: {
- Window *wf = AllocateWindowDescFront(_have_2cc ? &_select_player_livery_2cc_desc : &_select_player_livery_desc, w->window_number);
+ Window *wf = AllocateWindowDescFront(HASBIT(_loaded_newgrf_features, GRFLOADED_2CC) ? &_select_player_livery_2cc_desc : &_select_player_livery_desc, w->window_number);
if (wf != NULL) {
wf->caption_color = wf->window_number;
WP(wf, livery_d).livery_class = LC_OTHER;
diff --git a/src/town_cmd.cpp b/src/town_cmd.cpp
index ce8e5dfe5..2f7b0158c 100644
--- a/src/town_cmd.cpp
+++ b/src/town_cmd.cpp
@@ -1668,7 +1668,7 @@ static void DoBuildTownHouse(Town *t, TileIndex tile)
for (i = 0; i < HOUSE_MAX; i++) {
hs = GetHouseSpecs(i);
if ((~hs->building_availability & bitmask) == 0 && hs->enabled) {
- if (_have_newhouses) {
+ if (HASBIT(_loaded_newgrf_features, GRFLOADED_NEWHOUSES)) {
probability_max += hs->probability;
cumulative_probs[num] = probability_max;
}
@@ -1677,7 +1677,7 @@ static void DoBuildTownHouse(Town *t, TileIndex tile)
}
for (;;) {
- if (_have_newhouses) {
+ if (HASBIT(_loaded_newgrf_features, GRFLOADED_NEWHOUSES)) {
uint r = RandomRange(probability_max);
for (i = 0; i < num; i++) if (cumulative_probs[i] >= r) break;
@@ -1688,7 +1688,7 @@ static void DoBuildTownHouse(Town *t, TileIndex tile)
hs = GetHouseSpecs(house);
- if (_have_newhouses) {
+ if (HASBIT(_loaded_newgrf_features, GRFLOADED_NEWHOUSES)) {
if (hs->override != 0) hs = GetHouseSpecs(hs->override);
if ((hs->extra_flags & BUILDING_IS_HISTORICAL) && !_generating_world) continue;
generated by cgit v1.2.3-70-g09d2 (git 2.47.0) at 2024-11-24 06:53:53 +0000