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-rw-r--r--src/economy.cpp3
-rw-r--r--src/newgrf.cpp16
-rw-r--r--src/newgrf_callbacks.h6
-rw-r--r--src/newgrf_station.cpp179
-rw-r--r--src/newgrf_station.h19
-rw-r--r--src/station_base.h1
-rw-r--r--src/station_cmd.cpp31
-rw-r--r--src/train_cmd.cpp5
8 files changed, 247 insertions, 13 deletions
diff --git a/src/economy.cpp b/src/economy.cpp
index 9c4b5e079..b386416f8 100644
--- a/src/economy.cpp
+++ b/src/economy.cpp
@@ -26,6 +26,7 @@
#include "newgrf_callbacks.h"
#include "newgrf_industries.h"
#include "newgrf_industrytiles.h"
+#include "newgrf_station.h"
#include "unmovable.h"
#include "cargotype.h"
#include "player_face.h"
@@ -1691,6 +1692,8 @@ static void LoadUnloadVehicle(Vehicle *v, int *cargo_left)
st->time_since_load = 0;
st->last_vehicle_type = v->type;
+ StationAnimationTrigger(st, st->xy, STAT_ANIM_CARGO_TAKEN, v->cargo_type);
+
unloading_time += cap;
result |= 2;
diff --git a/src/newgrf.cpp b/src/newgrf.cpp
index 3719aaf13..e222a63c0 100644
--- a/src/newgrf.cpp
+++ b/src/newgrf.cpp
@@ -1120,19 +1120,17 @@ static bool StationChangeInfo(uint stid, int numinfo, int prop, byte **bufp, int
statspec->blocked = grf_load_byte(&buf);
break;
- case 0x16: // @todo Animation info
- grf_load_word(&buf);
- ret = true;
+ case 0x16: // Animation info
+ statspec->anim_frames = grf_load_byte(&buf);
+ statspec->anim_status = grf_load_byte(&buf);
break;
- case 0x17: // @todo Animation speed
- grf_load_byte(&buf);
- ret = true;
+ case 0x17: // Animation speed
+ statspec->anim_speed = grf_load_byte(&buf);
break;
- case 0x18: // @todo Animation triggers
- grf_load_word(&buf);
- ret = true;
+ case 0x18: // Animation triggers
+ statspec->anim_triggers = grf_load_word(&buf);
break;
default:
diff --git a/src/newgrf_callbacks.h b/src/newgrf_callbacks.h
index 46545e9e9..9b49bb2f6 100644
--- a/src/newgrf_callbacks.h
+++ b/src/newgrf_callbacks.h
@@ -173,13 +173,13 @@ enum CallbackID {
/* There are no callbacks 0x3E - 0x13F */
/** Called for periodically starting or stopping the animation. */
- CBID_STATION_ANIM_START_STOP = 0x140, // not implemented
+ CBID_STATION_ANIM_START_STOP = 0x140,
/** Called to determine station tile next animation frame. */
- CBID_STATION_ANIM_NEXT_FRAME = 0x141, // not implemented
+ CBID_STATION_ANIM_NEXT_FRAME = 0x141,
/** Called to indicate how long the current animation frame should last. */
- CBID_STATION_ANIMATION_SPEED = 0x142, // not implemented
+ CBID_STATION_ANIMATION_SPEED = 0x142,
/** Called to determine whether a town building can be destroyed. */
CBID_HOUSE_DENY_DESTRUCTION = 0x143,
diff --git a/src/newgrf_station.cpp b/src/newgrf_station.cpp
index 98c93c62c..019bfce2e 100644
--- a/src/newgrf_station.cpp
+++ b/src/newgrf_station.cpp
@@ -740,8 +740,12 @@ void DeallocateSpecFromStation(Station* st, byte specindex)
free(st->speclist);
st->num_specs = 0;
st->speclist = NULL;
+ st->cached_anim_triggers = 0;
+ return;
}
}
+
+ StationUpdateAnimTriggers(st);
}
/** Draw representation of a station tile for GUI purposes.
@@ -853,3 +857,178 @@ bool IsStationTileElectrifiable(TileIndex tile)
HasBit(statspec->pylons, GetStationGfx(tile)) ||
!HasBit(statspec->wires, GetStationGfx(tile));
}
+
+void AnimateStationTile(TileIndex tile)
+{
+ const StationSpec *ss = GetStationSpec(tile);
+ if (ss == NULL) return;
+
+ const Station *st = GetStationByTile(tile);
+
+ uint8 animation_speed = ss->anim_speed;
+
+ if (HasBit(ss->callbackmask, CBM_STATION_ANIMATION_SPEED)) {
+ uint16 callback = GetStationCallback(CBID_STATION_ANIMATION_SPEED, 0, 0, ss, st, tile);
+ if (callback != CALLBACK_FAILED) animation_speed = Clamp(callback & 0xFF, 0, 16);
+ }
+
+ if (_tick_counter % (1 << animation_speed) != 0) return;
+
+ uint8 frame = GetStationAnimationFrame(tile);
+ uint8 num_frames = ss->anim_frames;
+
+ bool frame_set_by_callback = false;
+
+ if (HasBit(ss->callbackmask, CBM_STATION_ANIMATION_NEXT_FRAME)) {
+ uint32 param = HasBit(ss->flags, 2) ? Random() : 0;
+ uint16 callback = GetStationCallback(CBID_STATION_ANIM_NEXT_FRAME, param, 0, ss, st, tile);
+
+ if (callback != CALLBACK_FAILED) {
+ frame_set_by_callback = true;
+
+ switch (callback & 0xFF) {
+ case 0xFF:
+ DeleteAnimatedTile(tile);
+ break;
+
+ case 0xFE:
+ frame_set_by_callback = false;
+ break;
+
+ default:
+ frame = callback & 0xFF;
+ break;
+ }
+ }
+ }
+
+ if (!frame_set_by_callback) {
+ if (frame < num_frames) {
+ frame++;
+ } else if (frame == num_frames && HasBit(ss->anim_status, 0)) {
+ /* 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 ChangeStationAnimationFrame(const StationSpec *ss, const Station *st, TileIndex tile, uint16 random_bits, StatAnimTrigger trigger, CargoID cargo_type)
+{
+ uint16 callback = GetStationCallback(CBID_STATION_ANIM_START_STOP, (random_bits << 16) | Random(), (uint8)trigger | (cargo_type << 8), ss, st, tile);
+ if (callback == CALLBACK_FAILED) return;
+
+ switch (callback & 0xFF) {
+ case 0xFD: /* Do nothing. */ break;
+ case 0xFE: AddAnimatedTile(tile); break;
+ case 0xFF: DeleteAnimatedTile(tile); break;
+ default:
+ SetStationAnimationFrame(tile, callback);
+ AddAnimatedTile(tile);
+ break;
+ }
+}
+
+enum TriggerArea {
+ TA_TILE,
+ TA_PLATFORM,
+ TA_WHOLE,
+};
+
+struct TileArea {
+ TileIndex tile;
+ uint8 w;
+ uint8 h;
+
+ TileArea(const Station *st, TileIndex tile, TriggerArea ta)
+ {
+ switch (ta) {
+ default: NOT_REACHED();
+
+ case TA_TILE:
+ this->tile = tile;
+ this->w = 1;
+ this->h = 1;
+ break;
+
+ case TA_PLATFORM: {
+ TileIndex start, end;
+ Axis axis = GetRailStationAxis(tile);
+ TileIndexDiff delta = TileOffsByDiagDir(AxisToDiagDir(axis));
+
+ for (end = tile; IsRailwayStationTile(end + delta) && IsCompatibleTrainStationTile(tile, end + delta); end += delta);
+ for (start = tile; IsRailwayStationTile(start - delta) && IsCompatibleTrainStationTile(tile, start - delta); start -= delta);
+
+ this->tile = start;
+ this->w = TileX(end) - TileX(start) + 1;
+ this->h = TileY(end) - TileY(start) + 1;
+ break;
+ }
+
+ case TA_WHOLE:
+ this->tile = st->train_tile;
+ this->w = st->trainst_w + 1;
+ this->h = st->trainst_h + 1;
+ break;
+ }
+ }
+};
+
+void StationAnimationTrigger(const Station *st, TileIndex tile, StatAnimTrigger trigger, CargoID cargo_type)
+{
+ /* List of coverage areas for each animation trigger */
+ static const TriggerArea tas[] = {
+ TA_TILE, TA_WHOLE, TA_WHOLE, TA_PLATFORM, TA_PLATFORM, TA_PLATFORM, TA_WHOLE
+ };
+
+ /* Get Station if it wasn't supplied */
+ if (st == NULL) st = GetStationByTile(tile);
+
+ /* Check the cached animation trigger bitmask to see if we need
+ * to bother with any further processing. */
+ if (!HasBit(st->cached_anim_triggers, trigger)) return;
+
+ uint16 random_bits = Random();
+ TileArea area = TileArea(st, tile, tas[trigger]);
+
+ for (uint y = 0; y < area.h; y++) {
+ for (uint x = 0; x < area.w; x++) {
+ if (st->TileBelongsToRailStation(area.tile)) {
+ const StationSpec *ss = GetStationSpec(area.tile);
+ if (ss != NULL && HasBit(ss->anim_triggers, trigger)) {
+ CargoID cargo;
+ if (cargo_type == CT_INVALID) {
+ cargo = CT_INVALID;
+ } else {
+ cargo = GetReverseCargoTranslation(cargo_type, ss->grffile);
+ }
+ ChangeStationAnimationFrame(ss, st, area.tile, random_bits, trigger, cargo);
+ }
+ }
+ area.tile += TileDiffXY(1, 0);
+ }
+ area.tile += TileDiffXY(-area.w, 1);
+ }
+}
+
+/**
+ * Update the cached animation trigger bitmask for a station.
+ * @param st Station to update.
+ */
+void StationUpdateAnimTriggers(Station *st)
+{
+ st->cached_anim_triggers = 0;
+
+ /* Combine animation trigger bitmask for all station specs
+ * of this station. */
+ for (uint i = 0; i < st->num_specs; i++) {
+ const StationSpec *ss = st->speclist[i].spec;
+ if (ss != NULL) st->cached_anim_triggers |= ss->anim_triggers;
+ }
+}
diff --git a/src/newgrf_station.h b/src/newgrf_station.h
index 81443577c..124e71b56 100644
--- a/src/newgrf_station.h
+++ b/src/newgrf_station.h
@@ -83,6 +83,11 @@ struct StationSpec {
StationLayout **layouts;
bool copied_layouts;
+ uint8 anim_frames;
+ uint8 anim_status;
+ uint8 anim_speed;
+ uint16 anim_triggers;
+
/**
* NUM_CARGO real cargo plus three pseudo cargo sprite groups.
* Used for obtaining the sprite offset of custom sprites, and for
@@ -132,4 +137,18 @@ void DeallocateSpecFromStation(Station* st, byte specindex);
/* Draw representation of a station tile for GUI purposes. */
bool DrawStationTile(int x, int y, RailType railtype, Axis axis, StationClassID sclass, uint station);
+enum StatAnimTrigger {
+ STAT_ANIM_BUILT,
+ STAT_ANIM_NEW_CARGO,
+ STAT_ANIM_CARGO_TAKEN,
+ STAT_ANIM_TRAIN_ARRIVES,
+ STAT_ANIM_TRAIN_DEPARTS,
+ STAT_ANIM_TRAIN_LOADS,
+ STAT_ANIM_250_TICKS,
+};
+
+void AnimateStationTile(TileIndex tile);
+void StationAnimationTrigger(const Station *st, TileIndex tile, StatAnimTrigger trigger, CargoID cargo_type = CT_INVALID);
+void StationUpdateAnimTriggers(Station *st);
+
#endif /* NEWGRF_STATION_H */
diff --git a/src/station_base.h b/src/station_base.h
index eed0a7253..ca311d0f1 100644
--- a/src/station_base.h
+++ b/src/station_base.h
@@ -159,6 +159,7 @@ public:
uint16 random_bits;
byte waiting_triggers;
+ uint8 cached_anim_triggers; ///< Combined animation trigger bitmask, used to determine if trigger processing should happen.
StationRect rect; ///< Station spread out rectangle (not saved) maintained by StationRect_xxx() functions
diff --git a/src/station_cmd.cpp b/src/station_cmd.cpp
index 19b83d99b..d99a5fc3f 100644
--- a/src/station_cmd.cpp
+++ b/src/station_cmd.cpp
@@ -1038,6 +1038,12 @@ CommandCost CmdBuildRailroadStation(TileIndex tile_org, uint32 flags, uint32 p1,
st->rect.BeforeAddRect(tile_org, w_org, h_org, StationRect::ADD_TRY);
+ if (statspec != NULL) {
+ /* Include this station spec's animation trigger bitmask
+ * in the station's cached copy. */
+ st->cached_anim_triggers |= statspec->anim_triggers;
+ }
+
tile_delta = (axis == AXIS_X ? TileDiffXY(1, 0) : TileDiffXY(0, 1));
track = AxisToTrack(axis);
@@ -1054,6 +1060,7 @@ CommandCost CmdBuildRailroadStation(TileIndex tile_org, uint32 flags, uint32 p1,
MakeRailStation(tile, st->owner, st->index, axis, layout & ~1, (RailType)GB(p2, 0, 4));
SetCustomStationSpecIndex(tile, specindex);
SetStationTileRandomBits(tile, GB(Random(), 0, 4));
+ SetStationAnimationFrame(tile, 0);
if (statspec != NULL) {
/* Use a fixed axis for GetPlatformInfo as our platforms / numtracks are always the right way around */
@@ -1062,6 +1069,9 @@ CommandCost CmdBuildRailroadStation(TileIndex tile_org, uint32 flags, uint32 p1,
/* As the station is not yet completely finished, the station does not yet exist. */
uint16 callback = GetStationCallback(CBID_STATION_TILE_LAYOUT, platinfo, 0, statspec, NULL, tile);
if (callback != CALLBACK_FAILED && callback < 8) SetStationGfx(tile, (callback & ~1) + axis);
+
+ /* Trigger station animation -- after building? */
+ StationAnimationTrigger(st, tile, STAT_ANIM_BUILT);
}
tile += tile_delta;
@@ -1283,6 +1293,7 @@ static CommandCost RemoveRailroadStation(Station *st, TileIndex tile, uint32 fla
free(st->speclist);
st->num_specs = 0;
st->speclist = NULL;
+ st->cached_anim_triggers = 0;
InvalidateWindowWidget(WC_STATION_VIEW, st->index, SVW_TRAINS);
UpdateStationVirtCoordDirty(st);
@@ -2368,6 +2379,11 @@ static void AnimateTile_Station(TileIndex tile)
{ GFX_WINDSACK_INTERCON_FIRST, GFX_WINDSACK_INTERCON_LAST, 1 }
};
+ if (IsRailwayStation(tile)) {
+ AnimateStationTile(tile);
+ return;
+ }
+
StationGfx gfx = GetStationGfx(tile);
for (const AnimData *i = data; i != endof(data); i++) {
@@ -2614,7 +2630,16 @@ void OnTick_Station()
if (IsValidStationID(i)) StationHandleBigTick(GetStation(i));
Station *st;
- FOR_ALL_STATIONS(st) StationHandleSmallTick(st);
+ FOR_ALL_STATIONS(st) {
+ StationHandleSmallTick(st);
+
+ /* Run 250 tick interval trigger for station animation.
+ * Station index is included so that triggers are not all done
+ * at the same time. */
+ if ((_tick_counter + st->index) % 250 == 0) {
+ StationAnimationTrigger(st, st->xy, STAT_ANIM_250_TICKS);
+ }
+ }
}
void StationMonthlyLoop()
@@ -2646,6 +2671,8 @@ static void UpdateStationWaiting(Station *st, CargoID type, uint amount)
st->goods[type].cargo.Append(new CargoPacket(st->index, amount));
SetBit(st->goods[type].acceptance_pickup, GoodsEntry::PICKUP);
+ StationAnimationTrigger(st, st->xy, STAT_ANIM_NEW_CARGO, type);
+
InvalidateWindow(WC_STATION_VIEW, st->index);
st->MarkTilesDirty(true);
}
@@ -3008,6 +3035,8 @@ void AfterLoadStations()
}
for (CargoID c = 0; c < NUM_CARGO; c++) st->goods[c].cargo.InvalidateCache();
+
+ StationUpdateAnimTriggers(st);
}
}
diff --git a/src/train_cmd.cpp b/src/train_cmd.cpp
index cf6478b4c..15c47450f 100644
--- a/src/train_cmd.cpp
+++ b/src/train_cmd.cpp
@@ -48,6 +48,7 @@
#include "gfx_func.h"
#include "settings_type.h"
#include "order_func.h"
+#include "newgrf_station.h"
#include "table/strings.h"
#include "table/train_cmd.h"
@@ -2218,6 +2219,8 @@ void Train::PlayLeaveStationSound() const
SND_41_MAGLEV
};
+ if (IsTileType(this->tile, MP_STATION)) StationAnimationTrigger(NULL, this->tile, STAT_ANIM_TRAIN_DEPARTS);
+
if (PlayVehicleSound(this, VSE_START)) return;
EngineID engtype = this->engine_type;
@@ -2638,6 +2641,8 @@ static void TrainEnterStation(Vehicle *v, StationID station)
}
v->BeginLoading();
+
+ StationAnimationTrigger(st, v->tile, STAT_ANIM_TRAIN_ARRIVES);
}
static byte AfterSetTrainPos(Vehicle *v, bool new_tile)
generated by cgit v1.2.3-70-g09d2 (git 2.47.1) at 2024-12-18 08:22:16 +0000