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@@ -11,32 +11,20 @@
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#include "stdafx.h"
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#include "debug.h"
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#include "newgrf_spritegroup.h"
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#include "newgrf_railtype.h"
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#include "date_func.h"
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#include "depot_base.h"
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#include "town.h"
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static uint32 RailTypeGetRandomBits(const ResolverObject *object)
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/* virtual */ uint32 RailTypeScopeResolver::GetRandomBits() const
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{
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TileIndex tile = object->u.routes.tile;
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uint tmp = CountBits(tile + (TileX(tile) + TileY(tile)) * TILE_SIZE);
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uint tmp = CountBits(this->tile + (TileX(this->tile) + TileY(this->tile)) * TILE_SIZE);
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return GB(tmp, 0, 2);
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}
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static uint32 RailTypeGetTriggers(const ResolverObject *object)
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{
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return 0;
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}
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static void RailTypeSetTriggers(const ResolverObject *object, int triggers)
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/* virtual */ uint32 RailTypeScopeResolver::GetVariable(byte variable, uint32 parameter, bool *available) const
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{
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}
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static uint32 RailTypeGetVariable(const ResolverObject *object, byte variable, uint32 parameter, bool *available)
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{
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TileIndex tile = object->u.routes.tile;
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if (tile == INVALID_TILE) {
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if (this->tile == INVALID_TILE) {
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switch (variable) {
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case 0x40: return 0;
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case 0x41: return 0;
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@@ -47,20 +35,20 @@ static uint32 RailTypeGetVariable(const
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}
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switch (variable) {
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case 0x40: return GetTerrainType(tile, object->u.routes.context);
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case 0x40: return GetTerrainType(this->tile, this->context);
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case 0x41: return 0;
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case 0x42: return IsLevelCrossingTile(tile) && IsCrossingBarred(tile);
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case 0x42: return IsLevelCrossingTile(this->tile) && IsCrossingBarred(this->tile);
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case 0x43:
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if (IsRailDepotTile(tile)) return Depot::GetByTile(tile)->build_date;
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if (IsRailDepotTile(this->tile)) return Depot::GetByTile(this->tile)->build_date;
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return _date;
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case 0x44: {
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const Town *t = NULL;
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if (IsRailDepotTile(tile)) {
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t = Depot::GetByTile(tile)->town;
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} else if (IsLevelCrossingTile(tile)) {
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t = ClosestTownFromTile(tile, UINT_MAX);
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if (IsRailDepotTile(this->tile)) {
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t = Depot::GetByTile(this->tile)->town;
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} else if (IsLevelCrossingTile(this->tile)) {
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t = ClosestTownFromTile(this->tile, UINT_MAX);
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}
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return t != NULL ? GetTownRadiusGroup(t, tile) : HZB_TOWN_EDGE;
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return t != NULL ? GetTownRadiusGroup(t, this->tile) : HZB_TOWN_EDGE;
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}
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}
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@@ -70,30 +58,22 @@ static uint32 RailTypeGetVariable(const
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return UINT_MAX;
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}
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static const SpriteGroup *RailTypeResolveReal(const ResolverObject *object, const RealSpriteGroup *group)
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/* virtual */ const SpriteGroup *RailTypeResolverObject::ResolveReal(const RealSpriteGroup *group) const
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{
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if (group->num_loading > 0) return group->loading[0];
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if (group->num_loaded > 0) return group->loaded[0];
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return NULL;
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}
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static inline void NewRailTypeResolver(ResolverObject *res, TileIndex tile, TileContext context, const GRFFile *grffile, uint32 param1 = 0, uint32 param2 = 0)
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RailTypeScopeResolver::RailTypeScopeResolver(ResolverObject *ro, TileIndex tile, TileContext context) : ScopeResolver(ro)
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{
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res->GetRandomBits = &RailTypeGetRandomBits;
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res->GetTriggers = &RailTypeGetTriggers;
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res->SetTriggers = &RailTypeSetTriggers;
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res->GetVariable = &RailTypeGetVariable;
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res->ResolveRealMethod = &RailTypeResolveReal;
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this->tile = tile;
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this->context = context;
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}
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res->u.routes.tile = tile;
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res->u.routes.context = context;
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res->callback = CBID_NO_CALLBACK;
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res->callback_param1 = param1;
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res->callback_param2 = param2;
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res->ResetState();
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res->grffile = grffile;
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RailTypeResolverObject::RailTypeResolverObject(TileIndex tile, TileContext context, const GRFFile *grffile, uint32 param1, uint32 param2)
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: ResolverObject(grffile, CBID_NO_CALLBACK, param1, param2), railtype_scope(this, tile, context)
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{
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}
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/**
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@@ -110,12 +90,8 @@ SpriteID GetCustomRailSprite(const Railt
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if (rti->group[rtsg] == NULL) return 0;
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const SpriteGroup *group;
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ResolverObject object;
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NewRailTypeResolver(&object, tile, context, rti->grffile[rtsg]);
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group = SpriteGroup::Resolve(rti->group[rtsg], &object);
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RailTypeResolverObject object(tile, context, rti->grffile[rtsg]);
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const SpriteGroup *group = SpriteGroup::Resolve(rti->group[rtsg], &object);
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if (group == NULL || group->GetNumResults() == 0) return 0;
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return group->GetResult();
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@@ -135,11 +111,9 @@ SpriteID GetCustomSignalSprite(const Rai
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{
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if (rti->group[RTSG_SIGNALS] == NULL) return 0;
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ResolverObject object;
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uint32 param1 = gui ? 0x10 : 0x00;
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uint32 param2 = (type << 16) | (var << 8) | state;
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NewRailTypeResolver(&object, tile, TCX_NORMAL, rti->grffile[RTSG_SIGNALS], param1, param2);
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RailTypeResolverObject object(tile, TCX_NORMAL, rti->grffile[RTSG_SIGNALS], param1, param2);
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const SpriteGroup *group = SpriteGroup::Resolve(rti->group[RTSG_SIGNALS], &object);
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if (group == NULL || group->GetNumResults() == 0) return 0;
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@@ -166,15 +140,3 @@ uint8 GetReverseRailTypeTranslation(Rail
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/* If not found, return as invalid */
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return 0xFF;
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}
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/**
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* Resolve a railtypes's spec and such so we can get a variable.
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* @param ro The resolver object to fill.
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* @param index The rail tile to get the data from.
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*/
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void GetRailTypeResolver(ResolverObject *ro, uint index)
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{
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/* There is no unique GRFFile for the tile. Multiple GRFs can define different parts of the railtype.
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* However, currently the NewGRF Debug GUI does not display variables depending on the GRF (like 0x7F) anyway. */
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NewRailTypeResolver(ro, index, TCX_NORMAL, NULL);
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}
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