OpenTTD Source  12.0-beta2
newgrf_airporttiles.cpp
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1 /*
2  * This file is part of OpenTTD.
3  * OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
4  * OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
5  * See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
6  */
7 
10 #include "stdafx.h"
11 #include "debug.h"
12 #include "newgrf_airporttiles.h"
13 #include "newgrf_spritegroup.h"
14 #include "newgrf_sound.h"
15 #include "station_base.h"
16 #include "water.h"
17 #include "landscape.h"
18 #include "company_base.h"
19 #include "town.h"
20 #include "table/strings.h"
21 #include "table/airporttiles.h"
22 #include "newgrf_animation_base.h"
23 
24 #include "safeguards.h"
25 
26 
27 AirportTileSpec AirportTileSpec::tiles[NUM_AIRPORTTILES];
28 
30 
37 {
38  /* should be assert(gfx < lengthof(tiles)), but that gives compiler warnings
39  * since it's always true if the following holds: */
40  static_assert(MAX_UVALUE(StationGfx) + 1 == lengthof(tiles));
41  return &AirportTileSpec::tiles[gfx];
42 }
43 
50 {
51  return AirportTileSpec::Get(GetAirportGfx(tile));
52 }
53 
58 {
59  memset(&AirportTileSpec::tiles, 0, sizeof(AirportTileSpec::tiles));
60  memcpy(&AirportTileSpec::tiles, &_origin_airporttile_specs, sizeof(_origin_airporttile_specs));
61 
62  /* Reset any overrides that have been set. */
63  _airporttile_mngr.ResetOverride();
64 }
65 
66 void AirportTileOverrideManager::SetEntitySpec(const AirportTileSpec *airpts)
67 {
68  StationGfx airpt_id = this->AddEntityID(airpts->grf_prop.local_id, airpts->grf_prop.grffile->grfid, airpts->grf_prop.subst_id);
69 
70  if (airpt_id == invalid_ID) {
71  grfmsg(1, "AirportTile.SetEntitySpec: Too many airport tiles allocated. Ignoring.");
72  return;
73  }
74 
75  memcpy(&AirportTileSpec::tiles[airpt_id], airpts, sizeof(*airpts));
76 
77  /* Now add the overrides. */
78  for (int i = 0; i < max_offset; i++) {
79  AirportTileSpec *overridden_airpts = &AirportTileSpec::tiles[i];
80 
81  if (entity_overrides[i] != airpts->grf_prop.local_id || grfid_overrides[i] != airpts->grf_prop.grffile->grfid) continue;
82 
83  overridden_airpts->grf_prop.override = airpt_id;
84  overridden_airpts->enabled = false;
85  entity_overrides[i] = invalid_ID;
86  grfid_overrides[i] = 0;
87  }
88 }
89 
96 {
97  const AirportTileSpec *it = AirportTileSpec::Get(gfx);
98  return it->grf_prop.override == INVALID_AIRPORTTILE ? gfx : it->grf_prop.override;
99 }
100 
109 static uint32 GetNearbyAirportTileInformation(byte parameter, TileIndex tile, StationID index, bool grf_version8)
110 {
111  if (parameter != 0) tile = GetNearbyTile(parameter, tile); // only perform if it is required
112  bool is_same_airport = (IsTileType(tile, MP_STATION) && IsAirport(tile) && GetStationIndex(tile) == index);
113 
114  return GetNearbyTileInformation(tile, grf_version8) | (is_same_airport ? 1 : 0) << 8;
115 }
116 
117 
126 static uint32 GetAirportTileIDAtOffset(TileIndex tile, const Station *st, uint32 cur_grfid)
127 {
128  if (!st->TileBelongsToAirport(tile)) {
129  return 0xFFFF;
130  }
131 
132  StationGfx gfx = GetAirportGfx(tile);
133  const AirportTileSpec *ats = AirportTileSpec::Get(gfx);
134 
135  if (gfx < NEW_AIRPORTTILE_OFFSET) { // Does it belongs to an old type?
136  /* It is an old tile. We have to see if it's been overridden */
137  if (ats->grf_prop.override == INVALID_AIRPORTTILE) { // has it been overridden?
138  return 0xFF << 8 | gfx; // no. Tag FF + the gfx id of that tile
139  }
140  /* Overridden */
141  const AirportTileSpec *tile_ovr = AirportTileSpec::Get(ats->grf_prop.override);
142 
143  if (tile_ovr->grf_prop.grffile->grfid == cur_grfid) {
144  return tile_ovr->grf_prop.local_id; // same grf file
145  } else {
146  return 0xFFFE; // not the same grf file
147  }
148  }
149  /* Not an 'old type' tile */
150  if (ats->grf_prop.spritegroup[0] != nullptr) { // tile has a spritegroup ?
151  if (ats->grf_prop.grffile->grfid == cur_grfid) { // same airport, same grf ?
152  return ats->grf_prop.local_id;
153  } else {
154  return 0xFFFE; // Defined in another grf file
155  }
156  }
157  /* The tile has no spritegroup */
158  return 0xFF << 8 | ats->grf_prop.subst_id; // so just give it the substitute
159 }
160 
161 /* virtual */ uint32 AirportTileScopeResolver::GetVariable(byte variable, uint32 parameter, bool *available) const
162 {
163  assert(this->st != nullptr);
164 
165  extern uint32 GetRelativePosition(TileIndex tile, TileIndex ind_tile);
166 
167  switch (variable) {
168  /* Terrain type */
169  case 0x41: return GetTerrainType(this->tile);
170 
171  /* Current town zone of the tile in the nearest town */
172  case 0x42: return GetTownRadiusGroup(ClosestTownFromTile(this->tile, UINT_MAX), this->tile);
173 
174  /* Position relative to most northern airport tile. */
175  case 0x43: return GetRelativePosition(this->tile, this->st->airport.tile);
176 
177  /* Animation frame of tile */
178  case 0x44: return GetAnimationFrame(this->tile);
179 
180  /* Land info of nearby tiles */
181  case 0x60: return GetNearbyAirportTileInformation(parameter, this->tile, this->st->index, this->ro.grffile->grf_version >= 8);
182 
183  /* Animation stage of nearby tiles */
184  case 0x61: {
185  TileIndex tile = GetNearbyTile(parameter, this->tile);
186  if (this->st->TileBelongsToAirport(tile)) {
187  return GetAnimationFrame(tile);
188  }
189  return UINT_MAX;
190  }
191 
192  /* Get airport tile ID at offset */
193  case 0x62: return GetAirportTileIDAtOffset(GetNearbyTile(parameter, this->tile), this->st, this->ro.grffile->grfid);
194  }
195 
196  Debug(grf, 1, "Unhandled airport tile variable 0x{:X}", variable);
197 
198  *available = false;
199  return UINT_MAX;
200 }
201 
202 /* virtual */ uint32 AirportTileScopeResolver::GetRandomBits() const
203 {
204  return (this->st == nullptr ? 0 : this->st->random_bits) | (this->tile == INVALID_TILE ? 0 : GetStationTileRandomBits(this->tile) << 16);
205 }
206 
217  CallbackID callback, uint32 callback_param1, uint32 callback_param2)
218  : ResolverObject(ats->grf_prop.grffile, callback, callback_param1, callback_param2), tiles_scope(*this, ats, tile, st)
219 {
220  this->root_spritegroup = ats->grf_prop.spritegroup[0];
221 }
222 
224 {
225  return GSF_AIRPORTTILES;
226 }
227 
229 {
230  return this->tiles_scope.ats->grf_prop.local_id;
231 }
232 
233 uint16 GetAirportTileCallback(CallbackID callback, uint32 param1, uint32 param2, const AirportTileSpec *ats, Station *st, TileIndex tile, int extra_data = 0)
234 {
235  AirportTileResolverObject object(ats, tile, st, callback, param1, param2);
236  return object.ResolveCallback();
237 }
238 
239 static void AirportDrawTileLayout(const TileInfo *ti, const TileLayoutSpriteGroup *group, byte colour, StationGfx gfx)
240 {
241  const DrawTileSprites *dts = group->ProcessRegisters(nullptr);
242 
243  SpriteID image = dts->ground.sprite;
244  SpriteID pal = dts->ground.pal;
245 
246  if (GB(image, 0, SPRITE_WIDTH) != 0) {
247  if (image == SPR_FLAT_WATER_TILE && IsTileOnWater(ti->tile)) {
248  DrawWaterClassGround(ti);
249  } else {
250  DrawGroundSprite(image, GroundSpritePaletteTransform(image, pal, GENERAL_SPRITE_COLOUR(colour)));
251  }
252  }
253 
254  DrawNewGRFTileSeq(ti, dts, TO_BUILDINGS, 0, GENERAL_SPRITE_COLOUR(colour));
255 }
256 
257 bool DrawNewAirportTile(TileInfo *ti, Station *st, StationGfx gfx, const AirportTileSpec *airts)
258 {
259  if (ti->tileh != SLOPE_FLAT) {
260  bool draw_old_one = true;
262  /* Called to determine the type (if any) of foundation to draw */
263  uint32 callback_res = GetAirportTileCallback(CBID_AIRPTILE_DRAW_FOUNDATIONS, 0, 0, airts, st, ti->tile);
264  if (callback_res != CALLBACK_FAILED) draw_old_one = ConvertBooleanCallback(airts->grf_prop.grffile, CBID_AIRPTILE_DRAW_FOUNDATIONS, callback_res);
265  }
266 
267  if (draw_old_one) DrawFoundation(ti, FOUNDATION_LEVELED);
268  }
269 
270  AirportTileResolverObject object(airts, ti->tile, st);
271  const SpriteGroup *group = object.Resolve();
272  if (group == nullptr || group->type != SGT_TILELAYOUT) {
273  return false;
274  }
275 
276  const TileLayoutSpriteGroup *tlgroup = (const TileLayoutSpriteGroup *)group;
277  AirportDrawTileLayout(ti, tlgroup, Company::Get(st->owner)->colour, gfx);
278  return true;
279 }
280 
282 struct AirportTileAnimationBase : public AnimationBase<AirportTileAnimationBase, AirportTileSpec, Station, int, GetAirportTileCallback> {
283  static const CallbackID cb_animation_speed = CBID_AIRPTILE_ANIMATION_SPEED;
284  static const CallbackID cb_animation_next_frame = CBID_AIRPTILE_ANIM_NEXT_FRAME;
285 
286  static const AirportTileCallbackMask cbm_animation_speed = CBM_AIRT_ANIM_SPEED;
287  static const AirportTileCallbackMask cbm_animation_next_frame = CBM_AIRT_ANIM_NEXT_FRAME;
288 };
289 
290 void AnimateAirportTile(TileIndex tile)
291 {
292  const AirportTileSpec *ats = AirportTileSpec::GetByTile(tile);
293  if (ats == nullptr) return;
294 
296 }
297 
298 void AirportTileAnimationTrigger(Station *st, TileIndex tile, AirpAnimationTrigger trigger, CargoID cargo_type)
299 {
300  const AirportTileSpec *ats = AirportTileSpec::GetByTile(tile);
301  if (!HasBit(ats->animation.triggers, trigger)) return;
302 
303  AirportTileAnimationBase::ChangeAnimationFrame(CBID_AIRPTILE_ANIM_START_STOP, ats, st, tile, Random(), (uint8)trigger | (cargo_type << 8));
304 }
305 
306 void AirportAnimationTrigger(Station *st, AirpAnimationTrigger trigger, CargoID cargo_type)
307 {
308  if (st->airport.tile == INVALID_TILE) return;
309 
310  for (TileIndex tile : st->airport) {
311  if (st->TileBelongsToAirport(tile)) AirportTileAnimationTrigger(st, tile, trigger, cargo_type);
312  }
313 }
314 
TileIndex
uint32 TileIndex
The index/ID of a Tile.
Definition: tile_type.h:83
INVALID_AIRPORTTILE
static const uint INVALID_AIRPORTTILE
id for an invalid airport tile
Definition: airport.h:25
GRFFileProps::override
uint16 override
id of the entity been replaced by
Definition: newgrf_commons.h:333
StationGfx
byte StationGfx
Copy from station_map.h.
Definition: newgrf_airport.h:20
Pool::PoolItem<&_company_pool >::Get
static Titem * Get(size_t index)
Returns Titem with given index.
Definition: pool_type.hpp:337
AirportTileScopeResolver::tile
TileIndex tile
Tile for the callback, only valid for airporttile callbacks.
Definition: newgrf_airporttiles.h:24
AirportTileScopeResolver::GetRandomBits
uint32 GetRandomBits() const override
Get a few random bits.
Definition: newgrf_airporttiles.cpp:202
CBM_AIRT_ANIM_NEXT_FRAME
@ CBM_AIRT_ANIM_NEXT_FRAME
decides next animation frame
Definition: newgrf_callbacks.h:394
water.h
GB
static uint GB(const T x, const uint8 s, const uint8 n)
Fetch n bits from x, started at bit s.
Definition: bitmath_func.hpp:32
ClosestTownFromTile
Town * ClosestTownFromTile(TileIndex tile, uint threshold)
Return the town closest (in distance or ownership) to a given tile, within a given threshold.
Definition: town_cmd.cpp:3594
TO_BUILDINGS
@ TO_BUILDINGS
company buildings - depots, stations, HQ, ...
Definition: transparency.h:27
TileInfo
Tile information, used while rendering the tile.
Definition: tile_cmd.h:42
SPRITE_WIDTH
@ SPRITE_WIDTH
number of bits for the sprite number
Definition: sprites.h:1525
company_base.h
AirportTileScopeResolver::GetVariable
uint32 GetVariable(byte variable, uint32 parameter, bool *available) const override
Get a variable value.
Definition: newgrf_airporttiles.cpp:161
grfmsg
void CDECL grfmsg(int severity, const char *str,...)
Debug() function dedicated to newGRF debugging messages Function is essentially the same as Debug(grf...
Definition: newgrf.cpp:391
Station
Station data structure.
Definition: station_base.h:447
AnimationBase< AirportTileAnimationBase, AirportTileSpec, Station, int, GetAirportTileCallback >::ChangeAnimationFrame
static void ChangeAnimationFrame(CallbackID cb, const AirportTileSpec *spec, Station *obj, TileIndex tile, uint32 random_bits, uint32 trigger, int extra_data=0)
Check a callback to determine what the next animation step is and execute that step.
Definition: newgrf_animation_base.h:117
Pool::PoolItem::index
Tindex index
Index of this pool item.
Definition: pool_type.hpp:235
PalSpriteID::sprite
SpriteID sprite
The 'real' sprite.
Definition: gfx_type.h:23
AirportTileScopeResolver::st
struct Station * st
Station of the airport for which the callback is run, or nullptr for build gui.
Definition: newgrf_airporttiles.h:22
ResolverObject
Interface for SpriteGroup-s to access the gamestate.
Definition: newgrf_spritegroup.h:307
HasBit
static bool HasBit(const T x, const uint8 y)
Checks if a bit in a value is set.
Definition: bitmath_func.hpp:103
ResolverObject::grffile
const GRFFile * grffile
GRFFile the resolved SpriteGroup belongs to.
Definition: newgrf_spritegroup.h:335
newgrf_animation_base.h
GetNearbyAirportTileInformation
static uint32 GetNearbyAirportTileInformation(byte parameter, TileIndex tile, StationID index, bool grf_version8)
Based on newhouses/newindustries equivalent, but adapted for airports.
Definition: newgrf_airporttiles.cpp:109
TileLayoutSpriteGroup::ProcessRegisters
const DrawTileSprites * ProcessRegisters(uint8 *stage) const
Process registers and the construction stage into the sprite layout.
Definition: newgrf_spritegroup.cpp:293
AnimationBase< AirportTileAnimationBase, AirportTileSpec, Station, int, GetAirportTileCallback >::AnimateTile
static void AnimateTile(const AirportTileSpec *spec, Station *obj, TileIndex tile, bool random_animation, int extra_data=0)
Animate a single tile.
Definition: newgrf_animation_base.h:38
town.h
CallbackID
CallbackID
List of implemented NewGRF callbacks.
Definition: newgrf_callbacks.h:20
ConvertBooleanCallback
bool ConvertBooleanCallback(const GRFFile *grffile, uint16 cbid, uint16 cb_res)
Converts a callback result into a boolean.
Definition: newgrf_commons.cpp:550
AirportTileResolverObject::GetDebugID
uint32 GetDebugID() const override
Get an identifier for the item being resolved.
Definition: newgrf_airporttiles.cpp:228
AirportTileSpec::animation_special_flags
uint8 animation_special_flags
Extra flags to influence the animation.
Definition: newgrf_airporttiles.h:70
BaseStation::owner
Owner owner
The owner of this station.
Definition: base_station_base.h:62
GetTownRadiusGroup
HouseZonesBits GetTownRadiusGroup(const Town *t, TileIndex tile)
Returns the bit corresponding to the town zone of the specified tile.
Definition: town_cmd.cpp:2257
TileInfo::tileh
Slope tileh
Slope of the tile.
Definition: tile_cmd.h:45
SpriteID
uint32 SpriteID
The number of a sprite, without mapping bits and colourtables.
Definition: gfx_type.h:17
IsTileOnWater
static bool IsTileOnWater(TileIndex t)
Tests if the tile was built on water.
Definition: water_map.h:130
SLOPE_FLAT
@ SLOPE_FLAT
a flat tile
Definition: slope_type.h:49
AirportTileSpec::ResetAirportTiles
static void ResetAirportTiles()
This function initializes the tile array of AirportTileSpec.
Definition: newgrf_airporttiles.cpp:57
DrawTileSprites::ground
PalSpriteID ground
Palette and sprite for the ground.
Definition: sprite.h:59
AirportTileSpec
Defines the data structure of each individual tile of an airport.
Definition: newgrf_airporttiles.h:66
newgrf_airporttiles.h
GetAnimationFrame
static byte GetAnimationFrame(TileIndex t)
Get the current animation frame.
Definition: tile_map.h:250
DrawNewGRFTileSeq
static void DrawNewGRFTileSeq(const struct TileInfo *ti, const DrawTileSprites *dts, TransparencyOption to, uint32 stage, PaletteID default_palette)
Draw NewGRF industrytile or house sprite layout.
Definition: sprite.h:124
GetAirportGfx
static StationGfx GetAirportGfx(TileIndex t)
Get the station graphics of this airport tile.
Definition: station_map.h:244
CBID_AIRPTILE_ANIM_NEXT_FRAME
@ CBID_AIRPTILE_ANIM_NEXT_FRAME
Called to determine airport tile next animation frame.
Definition: newgrf_callbacks.h:239
BaseStation::random_bits
uint16 random_bits
Random bits assigned to this station.
Definition: base_station_base.h:70
airporttiles.h
ResolverObject::root_spritegroup
const SpriteGroup * root_spritegroup
Root SpriteGroup to use for resolving.
Definition: newgrf_spritegroup.h:336
Station::airport
Airport airport
Tile area the airport covers.
Definition: station_base.h:461
NUM_AIRPORTTILES
static const uint NUM_AIRPORTTILES
Total number of airport tiles.
Definition: airport.h:23
AirportTileSpec::GetByTile
static const AirportTileSpec * GetByTile(TileIndex tile)
Retrieve airport tile spec for the given airport tile.
Definition: newgrf_airporttiles.cpp:49
safeguards.h
DrawTileSprites
Ground palette sprite of a tile, together with its sprite layout.
Definition: sprite.h:58
GetNearbyTileInformation
uint32 GetNearbyTileInformation(TileIndex tile, bool grf_version8)
Common part of station var 0x67, house var 0x62, indtile var 0x60, industry var 0x62.
Definition: newgrf_commons.cpp:446
GetRelativePosition
uint32 GetRelativePosition(TileIndex tile, TileIndex ind_tile)
This is the position of the tile relative to the northernmost tile of the industry.
Definition: newgrf_industrytiles.cpp:53
GetAirportTileIDAtOffset
static uint32 GetAirportTileIDAtOffset(TileIndex tile, const Station *st, uint32 cur_grfid)
Make an analysis of a tile and check whether it belongs to the same airport, and/or the same grf file...
Definition: newgrf_airporttiles.cpp:126
stdafx.h
landscape.h
IsTileType
static bool IsTileType(TileIndex tile, TileType type)
Checks if a tile is a given tiletype.
Definition: tile_map.h:150
IsAirport
static bool IsAirport(TileIndex t)
Is this station tile an airport?
Definition: station_map.h:157
GroundSpritePaletteTransform
static PaletteID GroundSpritePaletteTransform(SpriteID image, PaletteID pal, PaletteID default_pal)
Applies PALETTE_MODIFIER_COLOUR to a palette entry of a ground sprite.
Definition: sprite.h:168
newgrf_spritegroup.h
DrawFoundation
void DrawFoundation(TileInfo *ti, Foundation f)
Draw foundation f at tile ti.
Definition: landscape.cpp:471
GrfSpecFeature
GrfSpecFeature
Definition: newgrf.h:66
AirportTileResolverObject::tiles_scope
AirportTileScopeResolver tiles_scope
Scope resolver for the tiles.
Definition: newgrf_airporttiles.h:46
SpriteGroup::Resolve
virtual const SpriteGroup * Resolve(ResolverObject &object) const
Base sprite group resolver.
Definition: newgrf_spritegroup.h:61
CALLBACK_FAILED
static const uint CALLBACK_FAILED
Different values for Callback result evaluations.
Definition: newgrf_callbacks.h:404
station_base.h
newgrf_sound.h
CBM_AIRT_DRAW_FOUNDATIONS
@ CBM_AIRT_DRAW_FOUNDATIONS
decides if default foundations need to be drawn
Definition: newgrf_callbacks.h:397
GRFFilePropsBase::spritegroup
const struct SpriteGroup * spritegroup[Tcnt]
pointer to the different sprites of the entity
Definition: newgrf_commons.h:321
_origin_airporttile_specs
static const AirportTileSpec _origin_airporttile_specs[]
All default airport tiles.
Definition: airporttiles.h:22
CBID_AIRPTILE_ANIM_START_STOP
@ CBID_AIRPTILE_ANIM_START_STOP
Called for periodically starting or stopping the animation.
Definition: newgrf_callbacks.h:236
AirportTileResolverObject::AirportTileResolverObject
AirportTileResolverObject(const AirportTileSpec *ats, TileIndex tile, Station *st, CallbackID callback=CBID_NO_CALLBACK, uint32 callback_param1=0, uint32 callback_param2=0)
Constructor of the resolver for airport tiles.
Definition: newgrf_airporttiles.cpp:216
CBID_AIRPTILE_DRAW_FOUNDATIONS
@ CBID_AIRPTILE_DRAW_FOUNDATIONS
Called to determine the type (if any) of foundation to draw for an airport tile.
Definition: newgrf_callbacks.h:233
AirportTileSpec::callback_mask
uint8 callback_mask
Bitmask telling which grf callback is set.
Definition: newgrf_airporttiles.h:69
OrthogonalTileArea::tile
TileIndex tile
The base tile of the area.
Definition: tilearea_type.h:19
FOUNDATION_LEVELED
@ FOUNDATION_LEVELED
The tile is leveled up to a flat slope.
Definition: slope_type.h:95
AirportTileSpec::enabled
bool enabled
entity still available (by default true). newgrf can disable it, though
Definition: newgrf_airporttiles.h:71
MP_STATION
@ MP_STATION
A tile of a station.
Definition: tile_type.h:51
OverrideManagerBase::ResetOverride
void ResetOverride()
Resets the override, which is used while initializing game.
Definition: newgrf_commons.cpp:88
SpecializedStation< Station, false >::GetByTile
static Station * GetByTile(TileIndex tile)
Get the station belonging to a specific tile.
Definition: base_station_base.h:238
GetStationIndex
static StationID GetStationIndex(TileIndex t)
Get StationID from a tile.
Definition: station_map.h:28
MAX_UVALUE
#define MAX_UVALUE(type)
The largest value that can be entered in a variable.
Definition: stdafx.h:469
GetTranslatedAirportTileID
StationGfx GetTranslatedAirportTileID(StationGfx gfx)
Do airporttile gfx ID translation for NewGRFs.
Definition: newgrf_airporttiles.cpp:95
GetStationTileRandomBits
static byte GetStationTileRandomBits(TileIndex t)
Get the random bits of a station tile.
Definition: station_map.h:517
AnimationInfo::triggers
uint16 triggers
The triggers that trigger animation.
Definition: newgrf_animation_type.h:22
AnimationBase
Helper class for a unified approach to NewGRF animation.
Definition: newgrf_animation_base.h:29
Debug
#define Debug(name, level, format_string,...)
Ouptut a line of debugging information.
Definition: debug.h:37
lengthof
#define lengthof(x)
Return the length of an fixed size array.
Definition: stdafx.h:378
AirportTileAnimationBase
Helper class for animation control.
Definition: newgrf_airporttiles.cpp:282
CargoID
byte CargoID
Cargo slots to indicate a cargo type within a game.
Definition: cargo_type.h:20
GetNearbyTile
TileIndex GetNearbyTile(byte parameter, TileIndex tile, bool signed_offsets, Axis axis)
Get the tile at the given offset.
Definition: newgrf_commons.cpp:423
OverrideManagerBase::max_offset
uint16 max_offset
what is the length of the original entity's array of specs
Definition: newgrf_commons.h:197
INVALID_TILE
static const TileIndex INVALID_TILE
The very nice invalid tile marker.
Definition: tile_type.h:88
NEW_AIRPORTTILE_OFFSET
static const uint NEW_AIRPORTTILE_OFFSET
offset of first newgrf airport tile
Definition: airport.h:24
OverrideManagerBase::AddEntityID
virtual uint16 AddEntityID(byte grf_local_id, uint32 grfid, byte substitute_id)
Reserves a place in the mapping array for an entity to be installed.
Definition: newgrf_commons.cpp:123
GRFFilePropsBase::local_id
uint16 local_id
id defined by the grf file for this entity
Definition: newgrf_commons.h:319
PalSpriteID::pal
PaletteID pal
The palette (use PAL_NONE) if not needed)
Definition: gfx_type.h:24
TileInfo::tile
TileIndex tile
Tile index.
Definition: tile_cmd.h:46
AirportTileResolverObject
Resolver for tiles of an airport.
Definition: newgrf_airporttiles.h:45
ScopeResolver::ro
ResolverObject & ro
Surrounding resolver object.
Definition: newgrf_spritegroup.h:289
AirpAnimationTrigger
AirpAnimationTrigger
Animation triggers for airport tiles.
Definition: newgrf_animation_type.h:46
GRFFilePropsBase::grffile
const struct GRFFile * grffile
grf file that introduced this entity
Definition: newgrf_commons.h:320
CBID_AIRPTILE_ANIMATION_SPEED
@ CBID_AIRPTILE_ANIMATION_SPEED
Called to indicate how long the current animation frame should last.
Definition: newgrf_callbacks.h:242
AirportTileSpec::Get
static const AirportTileSpec * Get(StationGfx gfx)
Retrieve airport tile spec for the given airport tile.
Definition: newgrf_airporttiles.cpp:36
AirportTileSpec::grf_prop
GRFFileProps grf_prop
properties related the the grf file
Definition: newgrf_airporttiles.h:72
AirportTileResolverObject::GetFeature
GrfSpecFeature GetFeature() const override
Get the feature number being resolved for.
Definition: newgrf_airporttiles.cpp:223
SpriteGroup
Definition: newgrf_spritegroup.h:57
DrawGroundSprite
void DrawGroundSprite(SpriteID image, PaletteID pal, const SubSprite *sub, int extra_offs_x, int extra_offs_y)
Draws a ground sprite for the current tile.
Definition: viewport.cpp:581
GetTerrainType
uint32 GetTerrainType(TileIndex tile, TileContext context)
Function used by houses (and soon industries) to get information on type of "terrain" the tile it is ...
Definition: newgrf_commons.cpp:348
OverrideManagerBase::invalid_ID
uint16 invalid_ID
ID used to detected invalid entities;.
Definition: newgrf_commons.h:200
debug.h
AirportTileOverrideManager
Definition: newgrf_commons.h:268
TileLayoutSpriteGroup
Action 2 sprite layout for houses, industry tiles, objects and airport tiles.
Definition: newgrf_spritegroup.h:259
AirportTileSpec::animation
AnimationInfo animation
Information about the animation.
Definition: newgrf_airporttiles.h:67
AirportTileCallbackMask
AirportTileCallbackMask
Callback masks for airport tiles.
Definition: newgrf_callbacks.h:393
CBM_AIRT_ANIM_SPEED
@ CBM_AIRT_ANIM_SPEED
decides animation speed
Definition: newgrf_callbacks.h:395