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authoryexo <yexo@openttd.org>2010-02-22 14:16:57 +0000
committeryexo <yexo@openttd.org>2010-02-22 14:16:57 +0000
commit7ca4c31cf558ff29b3cbe14cd348bcf649445dfc (patch)
tree7577f2eda50659c477bdfd9bfbc8068bb47261e5
parent61fe40ba73e84931d22f015783ce3c1817293b96 (diff)
downloadopenttd-7ca4c31cf558ff29b3cbe14cd348bcf649445dfc.tar.xz
(svn r19197) -Codechange: introduce animation callbacks for airport tiles
-rw-r--r--src/economy.cpp2
-rw-r--r--src/newgrf_airporttiles.cpp115
-rw-r--r--src/newgrf_airporttiles.h13
-rw-r--r--src/newgrf_callbacks.h9
-rw-r--r--src/station_cmd.cpp15
5 files changed, 148 insertions, 6 deletions
diff --git a/src/economy.cpp b/src/economy.cpp
index 8711011cd..48a6b63c8 100644
--- a/src/economy.cpp
+++ b/src/economy.cpp
@@ -27,6 +27,7 @@
#include "newgrf_industries.h"
#include "newgrf_industrytiles.h"
#include "newgrf_station.h"
+#include "newgrf_airporttiles.h"
#include "unmovable.h"
#include "group.h"
#include "strings_func.h"
@@ -1288,6 +1289,7 @@ static void LoadUnloadVehicle(Vehicle *v, int *cargo_left)
st->last_vehicle_type = v->type;
StationAnimationTrigger(st, st->xy, STAT_ANIM_CARGO_TAKEN, v->cargo_type);
+ AirportAnimationTrigger(st, AAT_STATION_CARGO_TAKEN, v->cargo_type);
unloading_time += cap;
diff --git a/src/newgrf_airporttiles.cpp b/src/newgrf_airporttiles.cpp
index c1327bd43..b190c043f 100644
--- a/src/newgrf_airporttiles.cpp
+++ b/src/newgrf_airporttiles.cpp
@@ -15,12 +15,17 @@
#include "newgrf.h"
#include "newgrf_airporttiles.h"
#include "newgrf_spritegroup.h"
+#include "newgrf_sound.h"
+#include "animated_tile_func.h"
#include "station_base.h"
#include "water.h"
#include "viewport_func.h"
#include "landscape.h"
#include "company_base.h"
#include "town.h"
+#include "variables.h"
+#include "functions.h"
+#include "core/random_func.hpp"
#include "table/airporttiles.h"
@@ -124,9 +129,7 @@ static uint32 GetAirportTileIDAtOffset(TileIndex tile, const Station *st, uint32
return 0xFFFF;
}
- /* Don't use GetAirportGfx here as we want the original (not overriden)
- * graphics id. */
- StationGfx gfx = GetStationGfx(tile);
+ StationGfx gfx = GetAirportGfx(tile);
const AirportTileSpec *ats = AirportTileSpec::Get(gfx);
if (gfx < NEW_AIRPORTTILE_OFFSET) { // Does it belongs to an old type?
@@ -291,4 +294,110 @@ bool DrawNewAirportTile(TileInfo *ti, Station *st, StationGfx gfx, const Airport
return true;
}
+void AnimateAirportTile(TileIndex tile)
+{
+ Station *st = Station::GetByTile(tile);
+ StationGfx gfx = GetAirportGfx(tile);
+ const AirportTileSpec *ats = AirportTileSpec::Get(gfx);
+ uint8 animation_speed = ats->animation_speed;
+
+ if (HasBit(ats->callback_flags, CBM_AIRT_ANIM_SPEED)) {
+ uint16 callback_res = GetAirportTileCallback(CBID_AIRPTILE_ANIMATION_SPEED, 0, 0, gfx, st, tile);
+ if (callback_res != CALLBACK_FAILED) animation_speed = Clamp(callback_res & 0xFF, 0, 16);
+ }
+
+ /* An animation speed of 2 means the animation frame changes 4 ticks, and
+ * increasing this value by one doubles the wait. 0 is the minimum value
+ * allowed for animation_speed, which corresponds to 30ms, and 16 is the
+ * maximum, corresponding to around 33 minutes. */
+ if ((_tick_counter % (1 << animation_speed)) != 0) return;
+
+ bool frame_set_by_callback = false;
+ uint8 frame = GetStationAnimationFrame(tile);
+ uint16 num_frames = GB(ats->animation_info, 0, 8);
+
+ if (HasBit(ats->callback_flags, CBM_AIRT_ANIM_NEXT_FRAME)) {
+ uint16 callback_res = GetAirportTileCallback(CBID_AIRPTILE_ANIM_NEXT_FRAME, HasBit(ats->animation_special_flags, 0) ? Random() : 0, 0, gfx, st, tile);
+
+ if (callback_res != CALLBACK_FAILED) {
+ frame_set_by_callback = true;
+
+ switch (callback_res & 0xFF) {
+ case 0xFF:
+ DeleteAnimatedTile(tile);
+ break;
+ case 0xFE:
+ /* Carry on as normal. */
+ frame_set_by_callback = false;
+ break;
+ default:
+ frame = callback_res & 0xFF;
+ break;
+ }
+
+ /* If the lower 7 bits of the upper byte of the callback
+ * result are not empty, it is a sound effect. */
+ if (GB(callback_res, 8, 7) != 0) PlayTileSound(ats->grf_prop.grffile, GB(callback_res, 8, 7), tile);
+ }
+ }
+
+ if (!frame_set_by_callback) {
+ if (frame < num_frames) {
+ frame++;
+ } else if (frame == num_frames && GB(ats->animation_info, 8, 8) == 1) {
+ /* This animation loops, so start again from the beginning */
+ frame = 0;
+ } else {
+ /* This animation doesn't loop, so stay here */
+ DeleteAnimatedTile(tile);
+ }
+ }
+
+ SetStationAnimationFrame(tile, frame);
+ MarkTileDirtyByTile(tile);
+}
+
+static void ChangeAirportTileAnimationFrame(const AirportTileSpec *ats, TileIndex tile, AirpAnimationTrigger trigger, StationGfx gfx, Station *st)
+{
+ uint16 callback_res = GetAirportTileCallback(CBID_AIRPTILE_ANIM_START_STOP, Random(), trigger, gfx, st, tile);
+ if (callback_res == CALLBACK_FAILED) return;
+
+ switch (callback_res & 0xFF) {
+ case 0xFD: /* Do nothing. */ break;
+ case 0xFE: AddAnimatedTile(tile); break;
+ case 0xFF: DeleteAnimatedTile(tile); break;
+ default:
+ SetStationAnimationFrame(tile, callback_res & 0xFF);
+ AddAnimatedTile(tile);
+ break;
+ }
+
+ /* If the lower 7 bits of the upper byte of the callback
+ * result are not empty, it is a sound effect. */
+ if (GB(callback_res, 8, 7) != 0) PlayTileSound(ats->grf_prop.grffile, GB(callback_res, 8, 7), tile);
+}
+
+void AirportTileAnimationTrigger(Station *st, TileIndex tile, AirpAnimationTrigger trigger, CargoID cargo_type)
+{
+ StationGfx gfx = GetAirportGfx(tile);
+ const AirportTileSpec *ats = AirportTileSpec::Get(gfx);
+
+ if (!HasBit(ats->animation_triggers, trigger)) return;
+
+ ChangeAirportTileAnimationFrame(ats, tile, trigger, gfx, st);
+ return;
+}
+
+void AirportAnimationTrigger(Station *st, AirpAnimationTrigger trigger, CargoID cargo_type)
+{
+ if (st->airport_tile == INVALID_TILE) return;
+
+ const AirportSpec *as = st->GetAirportSpec();
+ int w = as->size_x;
+ int h = as->size_y;
+
+ TILE_LOOP(tile, w, h, st->airport_tile) {
+ if (st->TileBelongsToAirport(tile)) AirportTileAnimationTrigger(st, tile, trigger, cargo_type);
+ }
+}
diff --git a/src/newgrf_airporttiles.h b/src/newgrf_airporttiles.h
index b5ba8787f..f295530de 100644
--- a/src/newgrf_airporttiles.h
+++ b/src/newgrf_airporttiles.h
@@ -17,6 +17,15 @@
#include "newgrf_commons.h"
#include "airport.h"
+/** Animation triggers for airport tiles */
+enum AirpAnimationTrigger {
+ AAT_BUILT, ///< Triggered when the airport it build (for all tiles at the same time)
+ AAT_TILELOOP, ///< Triggered in the periodic tile loop
+ AAT_STATION_NEW_CARGO, ///< Triggered when new cargo arrives at the station (for all tiles at the same time)
+ AAT_STATION_CARGO_TAKEN, ///< Triggered when a cargo type is completely removed from the station (for all tiles at the same time)
+ AAT_STATION_250_ticks, ///< Triggered every 250 ticks (for all tiles at the same time)
+};
+
/**
* Defines the data structure of each indivudual tile of an airport.
*/
@@ -40,6 +49,10 @@ private:
friend void AirportTileOverrideManager::SetEntitySpec(const AirportTileSpec *airpts);
};
+StationGfx GetTranslatedAirportTileID(StationGfx gfx);
+void AnimateAirportTile(TileIndex tile);
+void AirportTileAnimationTrigger(Station *st, TileIndex tile, AirpAnimationTrigger trigger, CargoID cargo_type = CT_INVALID);
+void AirportAnimationTrigger(Station *st, AirpAnimationTrigger trigger, CargoID cargo_type = CT_INVALID);
bool DrawNewAirportTile(TileInfo *ti, Station *st, StationGfx gfx, const AirportTileSpec *airts);
#endif /* NEWGRF_AIRPORTTILES_H */
diff --git a/src/newgrf_callbacks.h b/src/newgrf_callbacks.h
index 661445017..ed8cb1029 100644
--- a/src/newgrf_callbacks.h
+++ b/src/newgrf_callbacks.h
@@ -223,6 +223,15 @@ enum CallbackID {
/** Called to determine the type (if any) of foundation to draw for an airport tile. */
CBID_AIRPTILE_DRAW_FOUNDATIONS = 0x150, // 15 bit callback
+
+ /** Called for periodically starting or stopping the animation. */
+ CBID_AIRPTILE_ANIM_START_STOP = 0x152, // 15 bit callback
+
+ /** Called to determine airport tile next animation frame. */
+ CBID_AIRPTILE_ANIM_NEXT_FRAME = 0x153, // 15 bit callback
+
+ /** Called to indicate how long the current animation frame should last. */
+ CBID_AIRPTILE_ANIMATION_SPEED = 0x154, // 8 bit callback
};
/**
diff --git a/src/station_cmd.cpp b/src/station_cmd.cpp
index 0851eea61..e0f23202a 100644
--- a/src/station_cmd.cpp
+++ b/src/station_cmd.cpp
@@ -2079,6 +2079,15 @@ CommandCost CmdBuildAirport(TileIndex tile, DoCommandFlag flags, uint32 p1, uint
do {
TileIndex cur_tile = tile + ToTileIndexDiff(it->ti);
MakeAirport(cur_tile, st->owner, st->index, it->gfx);
+
+ if (AirportTileSpec::Get(GetTranslatedAirportTileID(it->gfx))->animation_info != 0xFFFF) AddAnimatedTile(cur_tile);
+ } while ((++it)->ti.x != -0x80);
+
+ /* Only call the animation trigger after all tiles have been built */
+ it = as->table[0];
+ do {
+ TileIndex cur_tile = tile + ToTileIndexDiff(it->ti);
+ AirportTileAnimationTrigger(st, cur_tile, AAT_BUILT);
} while ((++it)->ti.x != -0x80);
st->UpdateVirtCoord();
@@ -2703,9 +2712,7 @@ static void TileLoop_Station(TileIndex tile)
* hardcoded.....not good */
switch (GetStationType(tile)) {
case STATION_AIRPORT:
- if (AirportTileSpec::Get(GetStationGfx(tile))->animation_info != 0xFFFF) {
- AddAnimatedTile(tile);
- }
+ AirportTileAnimationTrigger(Station::GetByTile(tile), tile, AAT_TILELOOP);
break;
case STATION_DOCK:
@@ -2982,6 +2989,7 @@ void OnTick_Station()
/* Stop processing this station if it was deleted */
if (!StationHandleBigTick(st)) continue;
StationAnimationTrigger(st, st->xy, STAT_ANIM_250_TICKS);
+ if (Station::IsExpected(st)) AirportAnimationTrigger(Station::From(st), AAT_STATION_250_ticks);
}
}
}
@@ -3016,6 +3024,7 @@ static void UpdateStationWaiting(Station *st, CargoID type, uint amount, SourceT
SetBit(st->goods[type].acceptance_pickup, GoodsEntry::PICKUP);
StationAnimationTrigger(st, st->xy, STAT_ANIM_NEW_CARGO, type);
+ AirportAnimationTrigger(st, AAT_STATION_NEW_CARGO, type);
SetWindowDirty(WC_STATION_VIEW, st->index);
st->MarkTilesDirty(true);