mirror of
https://github.com/OpenRCT2/OpenRCT2
synced 2026-01-15 11:03:00 +01:00
2454 lines
79 KiB
C++
2454 lines
79 KiB
C++
/*****************************************************************************
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* Copyright (c) 2014-2019 OpenRCT2 developers
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*
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* For a complete list of all authors, please refer to contributors.md
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* Interested in contributing? Visit https://github.com/OpenRCT2/OpenRCT2
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*
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* OpenRCT2 is licensed under the GNU General Public License version 3.
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*****************************************************************************/
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#include "Map.h"
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#include "../Cheats.h"
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#include "../Context.h"
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#include "../Game.h"
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#include "../Input.h"
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#include "../OpenRCT2.h"
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#include "../actions/BannerRemoveAction.hpp"
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#include "../actions/FootpathRemoveAction.hpp"
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#include "../actions/LandLowerAction.hpp"
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#include "../actions/LandRaiseAction.hpp"
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#include "../actions/LandSetHeightAction.hpp"
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#include "../actions/LandSetRightsAction.hpp"
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#include "../actions/LargeSceneryRemoveAction.hpp"
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#include "../actions/ParkEntranceRemoveAction.hpp"
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#include "../actions/SmallSceneryRemoveAction.hpp"
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#include "../actions/WallRemoveAction.hpp"
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#include "../actions/WaterSetHeightAction.hpp"
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#include "../audio/audio.h"
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#include "../config/Config.h"
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#include "../core/Guard.hpp"
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#include "../interface/Cursors.h"
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#include "../interface/Window.h"
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#include "../localisation/Date.h"
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#include "../localisation/Localisation.h"
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#include "../management/Finance.h"
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#include "../network/network.h"
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#include "../object/ObjectManager.h"
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#include "../object/TerrainSurfaceObject.h"
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#include "../ride/RideData.h"
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#include "../ride/Track.h"
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#include "../ride/TrackData.h"
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#include "../ride/TrackDesign.h"
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#include "../scenario/Scenario.h"
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#include "../util/Util.h"
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#include "../windows/Intent.h"
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#include "Banner.h"
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#include "Climate.h"
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#include "Footpath.h"
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#include "LargeScenery.h"
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#include "MapAnimation.h"
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#include "Park.h"
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#include "Scenery.h"
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#include "SmallScenery.h"
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#include "Surface.h"
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#include "TileInspector.h"
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#include "Wall.h"
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#include <algorithm>
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#include <iterator>
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using namespace OpenRCT2;
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/**
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* Replaces 0x00993CCC, 0x00993CCE
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*/
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// clang-format off
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const std::array<CoordsXY, 8> CoordsDirectionDelta = {
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CoordsXY{ -COORDS_XY_STEP, 0 },
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CoordsXY{ 0, +COORDS_XY_STEP },
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CoordsXY{ +COORDS_XY_STEP, 0 },
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CoordsXY{ 0, -COORDS_XY_STEP },
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CoordsXY{ -COORDS_XY_STEP, +COORDS_XY_STEP },
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CoordsXY{ +COORDS_XY_STEP, +COORDS_XY_STEP },
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CoordsXY{ +COORDS_XY_STEP, -COORDS_XY_STEP },
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CoordsXY{ -COORDS_XY_STEP, -COORDS_XY_STEP }
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};
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// clang-format on
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const TileCoordsXY TileDirectionDelta[] = { { -1, 0 }, { 0, +1 }, { +1, 0 }, { 0, -1 },
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{ -1, +1 }, { +1, +1 }, { +1, -1 }, { -1, -1 } };
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uint16_t gMapSelectFlags;
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uint16_t gMapSelectType;
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CoordsXY gMapSelectPositionA;
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CoordsXY gMapSelectPositionB;
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CoordsXYZ gMapSelectArrowPosition;
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uint8_t gMapSelectArrowDirection;
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uint8_t gMapGroundFlags;
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uint16_t gWidePathTileLoopX;
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uint16_t gWidePathTileLoopY;
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uint16_t gGrassSceneryTileLoopPosition;
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int16_t gMapSizeUnits;
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int16_t gMapSizeMinus2;
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int16_t gMapSize;
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int16_t gMapSizeMaxXY;
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int16_t gMapBaseZ;
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TileElement gTileElements[MAX_TILE_TILE_ELEMENT_POINTERS * 3];
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TileElement* gTileElementTilePointers[MAX_TILE_TILE_ELEMENT_POINTERS];
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std::vector<CoordsXY> gMapSelectionTiles;
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std::vector<PeepSpawn> gPeepSpawns;
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TileElement* gNextFreeTileElement;
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uint32_t gNextFreeTileElementPointerIndex;
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bool gLandMountainMode;
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bool gLandPaintMode;
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bool gClearSmallScenery;
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bool gClearLargeScenery;
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bool gClearFootpath;
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uint16_t gLandRemainingOwnershipSales;
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uint16_t gLandRemainingConstructionSales;
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bool gMapLandRightsUpdateSuccess;
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static void clear_elements_at(const CoordsXY& loc);
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static ScreenCoordsXY translate_3d_to_2d(int32_t rotation, const CoordsXY& pos);
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void tile_element_iterator_begin(tile_element_iterator* it)
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{
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it->x = 0;
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it->y = 0;
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it->element = map_get_first_element_at({ 0, 0 });
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}
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int32_t tile_element_iterator_next(tile_element_iterator* it)
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{
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if (it->element == nullptr)
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{
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it->element = map_get_first_element_at(TileCoordsXY{ it->x, it->y }.ToCoordsXY());
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return 1;
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}
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if (!it->element->IsLastForTile())
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{
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it->element++;
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return 1;
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}
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if (it->x < (MAXIMUM_MAP_SIZE_TECHNICAL - 1))
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{
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it->x++;
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it->element = map_get_first_element_at(TileCoordsXY{ it->x, it->y }.ToCoordsXY());
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return 1;
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}
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if (it->y < (MAXIMUM_MAP_SIZE_TECHNICAL - 1))
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{
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it->x = 0;
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it->y++;
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it->element = map_get_first_element_at(TileCoordsXY{ it->x, it->y }.ToCoordsXY());
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return 1;
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}
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return 0;
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}
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void tile_element_iterator_restart_for_tile(tile_element_iterator* it)
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{
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it->element = nullptr;
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}
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TileElement* map_get_first_element_at(const CoordsXY& elementPos)
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{
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if (!map_is_location_valid(elementPos))
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{
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log_verbose("Trying to access element outside of range");
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return nullptr;
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}
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auto tileElementPos = TileCoordsXY{ elementPos };
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return gTileElementTilePointers[tileElementPos.x + tileElementPos.y * MAXIMUM_MAP_SIZE_TECHNICAL];
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}
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TileElement* map_get_nth_element_at(const CoordsXY& coords, int32_t n)
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{
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TileElement* tileElement = map_get_first_element_at(coords);
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if (tileElement == nullptr)
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{
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return nullptr;
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}
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// Iterate through elements on this tile. This has to be walked, rather than
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// jumped directly to, because n may exceed element count for given tile,
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// and the order of tiles (unlike elements) is not synced over multiplayer.
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while (n >= 0)
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{
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if (n == 0)
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{
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return tileElement;
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}
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if (tileElement->IsLastForTile())
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{
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break;
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}
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tileElement++;
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n--;
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}
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// The element sought for is not within given tile.
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return nullptr;
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}
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void map_set_tile_element(const TileCoordsXY& tilePos, TileElement* elements)
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{
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if (!map_is_location_valid(tilePos.ToCoordsXY()))
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{
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log_error("Trying to access element outside of range");
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return;
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}
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gTileElementTilePointers[tilePos.x + tilePos.y * MAXIMUM_MAP_SIZE_TECHNICAL] = elements;
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}
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SurfaceElement* map_get_surface_element_at(const CoordsXY& coords)
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{
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TileElement* tileElement = map_get_first_element_at(coords);
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if (tileElement == nullptr)
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return nullptr;
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// Find the first surface element
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while (tileElement->GetType() != TILE_ELEMENT_TYPE_SURFACE)
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{
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if (tileElement->IsLastForTile())
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return nullptr;
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tileElement++;
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}
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return tileElement->AsSurface();
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}
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PathElement* map_get_path_element_at(const TileCoordsXYZ& loc)
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{
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TileElement* tileElement = map_get_first_element_at(loc.ToCoordsXY());
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if (tileElement == nullptr)
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return nullptr;
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// Find the path element at known z
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do
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{
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if (tileElement->IsGhost())
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continue;
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if (tileElement->GetType() != TILE_ELEMENT_TYPE_PATH)
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continue;
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if (tileElement->base_height != loc.z)
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continue;
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return tileElement->AsPath();
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} while (!(tileElement++)->IsLastForTile());
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return nullptr;
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}
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BannerElement* map_get_banner_element_at(const CoordsXYZ& bannerPos, uint8_t position)
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{
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auto bannerTilePos = TileCoordsXYZ{ bannerPos };
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TileElement* tileElement = map_get_first_element_at(bannerPos);
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if (tileElement == nullptr)
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return nullptr;
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// Find the banner element at known z and position
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do
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{
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if (tileElement->GetType() != TILE_ELEMENT_TYPE_BANNER)
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continue;
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if (tileElement->base_height != bannerTilePos.z)
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continue;
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if (tileElement->AsBanner()->GetPosition() != position)
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continue;
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return tileElement->AsBanner();
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} while (!(tileElement++)->IsLastForTile());
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return nullptr;
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}
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/**
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*
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* rct2: 0x0068AB4C
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*/
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void map_init(int32_t size)
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{
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gNextFreeTileElementPointerIndex = 0;
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for (int32_t i = 0; i < MAX_TILE_TILE_ELEMENT_POINTERS; i++)
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{
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TileElement* tile_element = &gTileElements[i];
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tile_element->ClearAs(TILE_ELEMENT_TYPE_SURFACE);
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tile_element->SetLastForTile(true);
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tile_element->base_height = 14;
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tile_element->clearance_height = 14;
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tile_element->AsSurface()->SetWaterHeight(0);
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tile_element->AsSurface()->SetSlope(TILE_ELEMENT_SLOPE_FLAT);
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tile_element->AsSurface()->SetGrassLength(GRASS_LENGTH_CLEAR_0);
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tile_element->AsSurface()->SetOwnership(OWNERSHIP_UNOWNED);
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tile_element->AsSurface()->SetParkFences(0);
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tile_element->AsSurface()->SetSurfaceStyle(TERRAIN_GRASS);
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tile_element->AsSurface()->SetEdgeStyle(TERRAIN_EDGE_ROCK);
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}
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gGrassSceneryTileLoopPosition = 0;
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gWidePathTileLoopX = 0;
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gWidePathTileLoopY = 0;
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gMapSizeUnits = size * 32 - 32;
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gMapSizeMinus2 = size * 32 - 2;
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gMapSize = size;
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gMapSizeMaxXY = size * 32 - 33;
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gMapBaseZ = 7;
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map_update_tile_pointers();
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map_remove_out_of_range_elements();
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AutoCreateMapAnimations();
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auto intent = Intent(INTENT_ACTION_MAP);
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context_broadcast_intent(&intent);
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}
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/**
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* Counts the number of surface tiles that offer land ownership rights for sale,
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* but haven't been bought yet. It updates gLandRemainingOwnershipSales and
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* gLandRemainingConstructionSales.
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*/
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void map_count_remaining_land_rights()
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{
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gLandRemainingOwnershipSales = 0;
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gLandRemainingConstructionSales = 0;
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for (int32_t x = 0; x < MAXIMUM_MAP_SIZE_TECHNICAL; x++)
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{
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for (int32_t y = 0; y < MAXIMUM_MAP_SIZE_TECHNICAL; y++)
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{
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auto* surfaceElement = map_get_surface_element_at(TileCoordsXY{ x, y }.ToCoordsXY());
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// Surface elements are sometimes hacked out to save some space for other map elements
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if (surfaceElement == nullptr)
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{
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continue;
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}
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uint8_t flags = surfaceElement->GetOwnership();
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// Do not combine this condition with (flags & OWNERSHIP_AVAILABLE)
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// As some RCT1 parks have owned tiles with the 'construction rights available' flag also set
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if (!(flags & OWNERSHIP_OWNED))
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{
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if (flags & OWNERSHIP_AVAILABLE)
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{
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gLandRemainingOwnershipSales++;
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}
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else if (
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(flags & OWNERSHIP_CONSTRUCTION_RIGHTS_AVAILABLE) && (flags & OWNERSHIP_CONSTRUCTION_RIGHTS_OWNED) == 0)
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{
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gLandRemainingConstructionSales++;
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}
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}
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}
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}
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}
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/**
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* This is meant to strip TILE_ELEMENT_FLAG_GHOST flag from all elements when
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* importing a park.
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*
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* This can only exist in hacked parks, as we remove ghost elements while saving.
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*
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* This is less invasive than removing ghost elements themselves, as they can
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* contain valid data.
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*/
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void map_strip_ghost_flag_from_elements()
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{
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for (auto& element : gTileElements)
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{
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element.SetGhost(false);
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}
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}
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/**
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*
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* rct2: 0x0068AFFD
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*/
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void map_update_tile_pointers()
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{
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int32_t i, x, y;
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for (i = 0; i < MAX_TILE_TILE_ELEMENT_POINTERS; i++)
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{
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gTileElementTilePointers[i] = TILE_UNDEFINED_TILE_ELEMENT;
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}
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TileElement* tileElement = gTileElements;
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TileElement** tile = gTileElementTilePointers;
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for (y = 0; y < MAXIMUM_MAP_SIZE_TECHNICAL; y++)
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{
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for (x = 0; x < MAXIMUM_MAP_SIZE_TECHNICAL; x++)
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{
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*tile++ = tileElement;
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while (!(tileElement++)->IsLastForTile())
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;
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}
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}
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gNextFreeTileElement = tileElement;
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}
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/**
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* Return the absolute height of an element, given its (x,y) coordinates
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*
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* ax: x
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* cx: y
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* dx: return remember to & with 0xFFFF if you don't want water affecting results
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* rct2: 0x00662783
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*/
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int16_t tile_element_height(const CoordsXY& loc)
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{
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// Off the map
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if (!map_is_location_valid(loc))
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return MINIMUM_LAND_HEIGHT_BIG;
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// Get the surface element for the tile
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auto surfaceElement = map_get_surface_element_at(loc);
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if (surfaceElement == nullptr)
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{
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return MINIMUM_LAND_HEIGHT_BIG;
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}
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uint16_t height = surfaceElement->GetBaseZ();
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uint32_t slope = surfaceElement->GetSlope();
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uint8_t extra_height = (slope & TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT) >> 4; // 0x10 is the 5th bit - sets slope to double height
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// Remove the extra height bit
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slope &= TILE_ELEMENT_SLOPE_ALL_CORNERS_UP;
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int8_t quad = 0, quad_extra = 0; // which quadrant the element is in?
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// quad_extra is for extra height tiles
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uint8_t xl, yl; // coordinates across this tile
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uint8_t TILE_SIZE = 31;
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xl = loc.x & 0x1f;
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yl = loc.y & 0x1f;
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// Slope logic:
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// Each of the four bits in slope represents that corner being raised
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// slope == 15 (all four bits) is not used and slope == 0 is flat
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// If the extra_height bit is set, then the slope goes up two z-levels
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// We arbitrarily take the SW corner to be closest to the viewer
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// One corner up
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if (slope == TILE_ELEMENT_SLOPE_N_CORNER_UP || slope == TILE_ELEMENT_SLOPE_E_CORNER_UP
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|| slope == TILE_ELEMENT_SLOPE_S_CORNER_UP || slope == TILE_ELEMENT_SLOPE_W_CORNER_UP)
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{
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switch (slope)
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{
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case TILE_ELEMENT_SLOPE_N_CORNER_UP:
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quad = xl + yl - TILE_SIZE;
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break;
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case TILE_ELEMENT_SLOPE_E_CORNER_UP:
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quad = xl - yl;
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break;
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case TILE_ELEMENT_SLOPE_S_CORNER_UP:
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quad = TILE_SIZE - yl - xl;
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break;
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case TILE_ELEMENT_SLOPE_W_CORNER_UP:
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quad = yl - xl;
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break;
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}
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// If the element is in the quadrant with the slope, raise its height
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if (quad > 0)
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{
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height += quad / 2;
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}
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}
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// One side up
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switch (slope)
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{
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case TILE_ELEMENT_SLOPE_NE_SIDE_UP:
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height += xl / 2 + 1;
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break;
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case TILE_ELEMENT_SLOPE_SE_SIDE_UP:
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height += (TILE_SIZE - yl) / 2;
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break;
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case TILE_ELEMENT_SLOPE_NW_SIDE_UP:
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height += yl / 2;
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height++;
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break;
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case TILE_ELEMENT_SLOPE_SW_SIDE_UP:
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height += (TILE_SIZE - xl) / 2;
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break;
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}
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// One corner down
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if ((slope == TILE_ELEMENT_SLOPE_W_CORNER_DN) || (slope == TILE_ELEMENT_SLOPE_S_CORNER_DN)
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|| (slope == TILE_ELEMENT_SLOPE_E_CORNER_DN) || (slope == TILE_ELEMENT_SLOPE_N_CORNER_DN))
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{
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switch (slope)
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{
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case TILE_ELEMENT_SLOPE_W_CORNER_DN:
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quad_extra = xl + TILE_SIZE - yl;
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quad = xl - yl;
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break;
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case TILE_ELEMENT_SLOPE_S_CORNER_DN:
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quad_extra = xl + yl;
|
|
quad = xl + yl - TILE_SIZE - 1;
|
|
break;
|
|
case TILE_ELEMENT_SLOPE_E_CORNER_DN:
|
|
quad_extra = TILE_SIZE - xl + yl;
|
|
quad = yl - xl;
|
|
break;
|
|
case TILE_ELEMENT_SLOPE_N_CORNER_DN:
|
|
quad_extra = (TILE_SIZE - xl) + (TILE_SIZE - yl);
|
|
quad = TILE_SIZE - yl - xl - 1;
|
|
break;
|
|
}
|
|
|
|
if (extra_height)
|
|
{
|
|
height += quad_extra / 2;
|
|
height++;
|
|
return height;
|
|
}
|
|
// This tile is essentially at the next height level
|
|
height += LAND_HEIGHT_STEP;
|
|
// so we move *down* the slope
|
|
if (quad < 0)
|
|
{
|
|
height += quad / 2;
|
|
}
|
|
}
|
|
|
|
// Valleys
|
|
if ((slope == TILE_ELEMENT_SLOPE_W_E_VALLEY) || (slope == TILE_ELEMENT_SLOPE_N_S_VALLEY))
|
|
{
|
|
switch (slope)
|
|
{
|
|
case TILE_ELEMENT_SLOPE_W_E_VALLEY:
|
|
if (xl + yl <= TILE_SIZE + 1)
|
|
{
|
|
return height;
|
|
}
|
|
quad = TILE_SIZE - xl - yl;
|
|
break;
|
|
case TILE_ELEMENT_SLOPE_N_S_VALLEY:
|
|
quad = xl - yl;
|
|
break;
|
|
}
|
|
if (quad > 0)
|
|
{
|
|
height += quad / 2;
|
|
}
|
|
}
|
|
|
|
return height;
|
|
}
|
|
|
|
int16_t tile_element_water_height(const CoordsXY& loc)
|
|
{
|
|
// Off the map
|
|
if (!map_is_location_valid(loc))
|
|
return 0;
|
|
|
|
// Get the surface element for the tile
|
|
auto surfaceElement = map_get_surface_element_at(loc);
|
|
|
|
if (surfaceElement == nullptr)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
return surfaceElement->GetWaterHeight();
|
|
}
|
|
|
|
/**
|
|
* Checks if the tile at coordinate at height counts as connected.
|
|
* @return 1 if connected, 0 otherwise
|
|
*/
|
|
bool map_coord_is_connected(const TileCoordsXYZ& loc, uint8_t faceDirection)
|
|
{
|
|
TileElement* tileElement = map_get_first_element_at(loc.ToCoordsXY());
|
|
|
|
if (tileElement == nullptr)
|
|
return false;
|
|
|
|
do
|
|
{
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_PATH)
|
|
continue;
|
|
|
|
uint8_t slopeDirection = tileElement->AsPath()->GetSlopeDirection();
|
|
|
|
if (tileElement->AsPath()->IsSloped())
|
|
{
|
|
if (slopeDirection == faceDirection)
|
|
{
|
|
if (loc.z == tileElement->base_height + 2)
|
|
return true;
|
|
}
|
|
else if (direction_reverse(slopeDirection) == faceDirection && loc.z == tileElement->base_height)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (loc.z == tileElement->base_height)
|
|
return true;
|
|
}
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006A876D
|
|
*/
|
|
void map_update_path_wide_flags()
|
|
{
|
|
if (gScreenFlags & (SCREEN_FLAGS_TRACK_DESIGNER | SCREEN_FLAGS_TRACK_MANAGER))
|
|
{
|
|
return;
|
|
}
|
|
|
|
// Presumably update_path_wide_flags is too computationally expensive to call for every
|
|
// tile every update, so gWidePathTileLoopX and gWidePathTileLoopY store the x and y
|
|
// progress. A maximum of 128 calls is done per update.
|
|
uint16_t x = gWidePathTileLoopX;
|
|
uint16_t y = gWidePathTileLoopY;
|
|
for (int32_t i = 0; i < 128; i++)
|
|
{
|
|
footpath_update_path_wide_flags({ x, y });
|
|
|
|
// Next x, y tile
|
|
x += COORDS_XY_STEP;
|
|
if (x >= MAXIMUM_MAP_SIZE_BIG)
|
|
{
|
|
x = 0;
|
|
y += COORDS_XY_STEP;
|
|
if (y >= MAXIMUM_MAP_SIZE_BIG)
|
|
{
|
|
y = 0;
|
|
}
|
|
}
|
|
}
|
|
gWidePathTileLoopX = x;
|
|
gWidePathTileLoopY = y;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006A7B84
|
|
*/
|
|
int32_t map_height_from_slope(const CoordsXY& coords, int32_t slopeDirection, bool isSloped)
|
|
{
|
|
if (!isSloped)
|
|
return 0;
|
|
|
|
switch (slopeDirection % NumOrthogonalDirections)
|
|
{
|
|
case TILE_ELEMENT_DIRECTION_WEST:
|
|
return (31 - (coords.x & 31)) / 2;
|
|
case TILE_ELEMENT_DIRECTION_NORTH:
|
|
return (coords.y & 31) / 2;
|
|
case TILE_ELEMENT_DIRECTION_EAST:
|
|
return (coords.x & 31) / 2;
|
|
case TILE_ELEMENT_DIRECTION_SOUTH:
|
|
return (31 - (coords.y & 31)) / 2;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
bool map_is_location_valid(const CoordsXY& coords)
|
|
{
|
|
const bool is_x_valid = coords.x < MAXIMUM_MAP_SIZE_BIG && coords.x >= 0;
|
|
const bool is_y_valid = coords.y < MAXIMUM_MAP_SIZE_BIG && coords.y >= 0;
|
|
return is_x_valid && is_y_valid;
|
|
}
|
|
|
|
bool map_is_edge(const CoordsXY& coords)
|
|
{
|
|
return (coords.x < 32 || coords.y < 32 || coords.x >= gMapSizeUnits || coords.y >= gMapSizeUnits);
|
|
}
|
|
|
|
bool map_can_build_at(const CoordsXYZ& loc)
|
|
{
|
|
if (gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR)
|
|
return true;
|
|
if (gCheatsSandboxMode)
|
|
return true;
|
|
if (map_is_location_owned(loc))
|
|
return true;
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00664F72
|
|
*/
|
|
bool map_is_location_owned(const CoordsXYZ& loc)
|
|
{
|
|
// This check is to avoid throwing lots of messages in logs.
|
|
if (map_is_location_valid(loc))
|
|
{
|
|
auto* surfaceElement = map_get_surface_element_at(loc);
|
|
if (surfaceElement != nullptr)
|
|
{
|
|
if (surfaceElement->GetOwnership() & OWNERSHIP_OWNED)
|
|
return true;
|
|
|
|
if (surfaceElement->GetOwnership() & OWNERSHIP_CONSTRUCTION_RIGHTS_OWNED)
|
|
{
|
|
if (loc.z < surfaceElement->GetBaseZ() || loc.z - LAND_HEIGHT_STEP > surfaceElement->GetBaseZ())
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
|
|
gGameCommandErrorText = STR_LAND_NOT_OWNED_BY_PARK;
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00664F2C
|
|
*/
|
|
bool map_is_location_in_park(const CoordsXY& coords)
|
|
{
|
|
if (map_is_location_valid(coords))
|
|
{
|
|
auto surfaceElement = map_get_surface_element_at(coords);
|
|
if (surfaceElement == nullptr)
|
|
return false;
|
|
if (surfaceElement->GetOwnership() & OWNERSHIP_OWNED)
|
|
return true;
|
|
}
|
|
|
|
gGameCommandErrorText = STR_LAND_NOT_OWNED_BY_PARK;
|
|
return false;
|
|
}
|
|
|
|
bool map_is_location_owned_or_has_rights(const CoordsXY& loc)
|
|
{
|
|
if (map_is_location_valid(loc))
|
|
{
|
|
auto surfaceElement = map_get_surface_element_at(loc);
|
|
if (surfaceElement == nullptr)
|
|
{
|
|
return false;
|
|
}
|
|
if (surfaceElement->GetOwnership() & OWNERSHIP_OWNED)
|
|
return true;
|
|
if (surfaceElement->GetOwnership() & OWNERSHIP_CONSTRUCTION_RIGHTS_OWNED)
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// 0x00981A1E
|
|
// Table of pre-calculated surface slopes (32) when raising the land tile for a given selection (5)
|
|
// 0x1F = new slope
|
|
// 0x20 = base height increases
|
|
const uint8_t tile_element_raise_styles[9][32] = {
|
|
{ 0x01, 0x1B, 0x03, 0x1B, 0x05, 0x21, 0x07, 0x21, 0x09, 0x1B, 0x0B, 0x1B, 0x0D, 0x21, 0x20, 0x0F,
|
|
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x23, 0x18, 0x19, 0x1A, 0x3B, 0x1C, 0x29, 0x24, 0x1F }, // MAP_SELECT_TYPE_CORNER_0
|
|
// (absolute rotation)
|
|
{ 0x02, 0x03, 0x17, 0x17, 0x06, 0x07, 0x17, 0x17, 0x0A, 0x0B, 0x22, 0x22, 0x0E, 0x20, 0x22, 0x0F,
|
|
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x37, 0x18, 0x19, 0x1A, 0x23, 0x1C, 0x28, 0x26, 0x1F }, // MAP_SELECT_TYPE_CORNER_1
|
|
{ 0x04, 0x05, 0x06, 0x07, 0x1E, 0x24, 0x1E, 0x24, 0x0C, 0x0D, 0x0E, 0x20, 0x1E, 0x24, 0x1E, 0x0F,
|
|
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x26, 0x18, 0x19, 0x1A, 0x21, 0x1C, 0x2C, 0x3E, 0x1F }, // MAP_SELECT_TYPE_CORNER_2
|
|
{ 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x20, 0x1D, 0x1D, 0x28, 0x28, 0x1D, 0x1D, 0x28, 0x0F,
|
|
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x22, 0x18, 0x19, 0x1A, 0x29, 0x1C, 0x3D, 0x2C, 0x1F }, // MAP_SELECT_TYPE_CORNER_3
|
|
{ 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
|
|
0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20, 0x22, 0x20, 0x20, 0x20, 0x21, 0x20, 0x28, 0x24, 0x20 }, // MAP_SELECT_TYPE_FULL
|
|
{ 0x0C, 0x0D, 0x0E, 0x20, 0x0C, 0x0D, 0x0E, 0x20, 0x0C, 0x0D, 0x0E, 0x20, 0x2C, 0x2C, 0x2C, 0x2C,
|
|
0x0C, 0x0D, 0x0E, 0x20, 0x0C, 0x0C, 0x0E, 0x22, 0x0C, 0x0D, 0x0E, 0x21, 0x2C, 0x2C, 0x2C, 0x2C }, // MAP_SELECT_TYPE_EDGE_0
|
|
{ 0x09, 0x09, 0x0B, 0x0B, 0x0D, 0x0D, 0x20, 0x20, 0x09, 0x29, 0x0B, 0x29, 0x0D, 0x29, 0x20, 0x29,
|
|
0x09, 0x09, 0x0B, 0x0B, 0x0D, 0x0D, 0x24, 0x22, 0x09, 0x29, 0x0B, 0x29, 0x0D, 0x29, 0x24, 0x29 }, // MAP_SELECT_TYPE_EDGE_1
|
|
{ 0x03, 0x03, 0x03, 0x23, 0x07, 0x07, 0x07, 0x23, 0x0B, 0x0B, 0x0B, 0x23, 0x20, 0x20, 0x20, 0x23,
|
|
0x03, 0x03, 0x03, 0x23, 0x07, 0x07, 0x07, 0x23, 0x0B, 0x0B, 0x0B, 0x23, 0x20, 0x28, 0x24, 0x23 }, // MAP_SELECT_TYPE_EDGE_2
|
|
{ 0x06, 0x07, 0x06, 0x07, 0x06, 0x07, 0x26, 0x26, 0x0E, 0x20, 0x0E, 0x20, 0x0E, 0x20, 0x26, 0x26,
|
|
0x06, 0x07, 0x06, 0x07, 0x06, 0x07, 0x26, 0x26, 0x0E, 0x20, 0x0E, 0x21, 0x0E, 0x28, 0x26, 0x26 }, // MAP_SELECT_TYPE_EDGE_3
|
|
};
|
|
|
|
// 0x00981ABE
|
|
// Basically the inverse of the table above.
|
|
// 0x1F = new slope
|
|
// 0x20 = base height increases
|
|
const uint8_t tile_element_lower_styles[9][32] = {
|
|
{ 0x2E, 0x00, 0x2E, 0x02, 0x3E, 0x04, 0x3E, 0x06, 0x2E, 0x08, 0x2E, 0x0A, 0x3E, 0x0C, 0x3E, 0x0F,
|
|
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x06, 0x18, 0x19, 0x1A, 0x0B, 0x1C, 0x0C, 0x3E, 0x1F }, // MAP_SELECT_TYPE_CORNER_0
|
|
{ 0x2D, 0x2D, 0x00, 0x01, 0x2D, 0x2D, 0x04, 0x05, 0x3D, 0x3D, 0x08, 0x09, 0x3D, 0x3D, 0x0C, 0x0F,
|
|
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x07, 0x18, 0x19, 0x1A, 0x09, 0x1C, 0x3D, 0x0C, 0x1F }, // MAP_SELECT_TYPE_CORNER_1
|
|
{ 0x2B, 0x3B, 0x2B, 0x3B, 0x00, 0x01, 0x02, 0x03, 0x2B, 0x3B, 0x2B, 0x3B, 0x08, 0x09, 0x0A, 0x0F,
|
|
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x03, 0x18, 0x19, 0x1A, 0x3B, 0x1C, 0x09, 0x0E, 0x1F }, // MAP_SELECT_TYPE_CORNER_2
|
|
{ 0x27, 0x27, 0x37, 0x37, 0x27, 0x27, 0x37, 0x37, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x0F,
|
|
0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x37, 0x18, 0x19, 0x1A, 0x03, 0x1C, 0x0D, 0x06, 0x1F }, // MAP_SELECT_TYPE_CORNER_3
|
|
{ 0x20, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x00, 0x00, 0x00, 0x0B, 0x00, 0x0D, 0x0E, 0x00 }, // MAP_SELECT_TYPE_FULL
|
|
{ 0x23, 0x23, 0x23, 0x23, 0x00, 0x01, 0x02, 0x03, 0x00, 0x01, 0x02, 0x03, 0x00, 0x01, 0x02, 0x03,
|
|
0x23, 0x23, 0x23, 0x23, 0x00, 0x01, 0x02, 0x03, 0x00, 0x01, 0x02, 0x03, 0x00, 0x0D, 0x0E, 0x03 }, // MAP_SELECT_TYPE_EDGE_0
|
|
{ 0x26, 0x00, 0x26, 0x02, 0x26, 0x04, 0x26, 0x06, 0x00, 0x00, 0x02, 0x02, 0x04, 0x04, 0x06, 0x06,
|
|
0x26, 0x00, 0x26, 0x02, 0x26, 0x04, 0x26, 0x06, 0x00, 0x00, 0x02, 0x0B, 0x04, 0x0D, 0x06, 0x06 }, // MAP_SELECT_TYPE_EDGE_1
|
|
{ 0x2C, 0x00, 0x00, 0x00, 0x2C, 0x04, 0x04, 0x04, 0x2C, 0x08, 0x08, 0x08, 0x2C, 0x0C, 0x0C, 0x0C,
|
|
0x2C, 0x00, 0x00, 0x00, 0x2C, 0x04, 0x04, 0x07, 0x2C, 0x08, 0x08, 0x0B, 0x2C, 0x0C, 0x0C, 0x0C }, // MAP_SELECT_TYPE_EDGE_2
|
|
{ 0x29, 0x29, 0x00, 0x01, 0x00, 0x01, 0x00, 0x01, 0x29, 0x29, 0x08, 0x09, 0x08, 0x09, 0x08, 0x09,
|
|
0x29, 0x29, 0x00, 0x01, 0x00, 0x01, 0x00, 0x07, 0x29, 0x29, 0x08, 0x09, 0x08, 0x09, 0x0E, 0x09 }, // MAP_SELECT_TYPE_EDGE_3
|
|
};
|
|
|
|
int32_t map_get_corner_height(int32_t z, int32_t slope, int32_t direction)
|
|
{
|
|
switch (direction)
|
|
{
|
|
case 0:
|
|
if (slope & TILE_ELEMENT_SLOPE_N_CORNER_UP)
|
|
{
|
|
z += 2;
|
|
if (slope == (TILE_ELEMENT_SLOPE_S_CORNER_DN | TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT))
|
|
{
|
|
z += 2;
|
|
}
|
|
}
|
|
break;
|
|
case 1:
|
|
if (slope & TILE_ELEMENT_SLOPE_E_CORNER_UP)
|
|
{
|
|
z += 2;
|
|
if (slope == (TILE_ELEMENT_SLOPE_W_CORNER_DN | TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT))
|
|
{
|
|
z += 2;
|
|
}
|
|
}
|
|
break;
|
|
case 2:
|
|
if (slope & TILE_ELEMENT_SLOPE_S_CORNER_UP)
|
|
{
|
|
z += 2;
|
|
if (slope == (TILE_ELEMENT_SLOPE_N_CORNER_DN | TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT))
|
|
{
|
|
z += 2;
|
|
}
|
|
}
|
|
break;
|
|
case 3:
|
|
if (slope & TILE_ELEMENT_SLOPE_W_CORNER_UP)
|
|
{
|
|
z += 2;
|
|
if (slope == (TILE_ELEMENT_SLOPE_E_CORNER_DN | TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT))
|
|
{
|
|
z += 2;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
return z;
|
|
}
|
|
|
|
int32_t tile_element_get_corner_height(const SurfaceElement* surfaceElement, int32_t direction)
|
|
{
|
|
int32_t z = surfaceElement->base_height;
|
|
int32_t slope = surfaceElement->GetSlope();
|
|
return map_get_corner_height(z, slope, direction);
|
|
}
|
|
|
|
uint8_t map_get_lowest_land_height(const MapRange& range)
|
|
{
|
|
MapRange validRange = { std::max(range.GetLeft(), 32), std::max(range.GetTop(), 32),
|
|
std::min(range.GetRight(), static_cast<int32_t>(gMapSizeMaxXY)),
|
|
std::min(range.GetBottom(), static_cast<int32_t>(gMapSizeMaxXY)) };
|
|
|
|
uint8_t min_height = 0xFF;
|
|
for (int32_t yi = validRange.GetTop(); yi <= validRange.GetBottom(); yi += COORDS_XY_STEP)
|
|
{
|
|
for (int32_t xi = validRange.GetLeft(); xi <= validRange.GetRight(); xi += COORDS_XY_STEP)
|
|
{
|
|
auto* surfaceElement = map_get_surface_element_at(CoordsXY{ xi, yi });
|
|
|
|
if (surfaceElement != nullptr && min_height > surfaceElement->base_height)
|
|
{
|
|
if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) && !gCheatsSandboxMode)
|
|
{
|
|
if (!map_is_location_in_park(CoordsXY{ xi, yi }))
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
|
|
min_height = surfaceElement->base_height;
|
|
}
|
|
}
|
|
}
|
|
return min_height;
|
|
}
|
|
|
|
uint8_t map_get_highest_land_height(const MapRange& range)
|
|
{
|
|
MapRange validRange = { std::max(range.GetLeft(), 32), std::max(range.GetTop(), 32),
|
|
std::min(range.GetRight(), static_cast<int32_t>(gMapSizeMaxXY)),
|
|
std::min(range.GetBottom(), static_cast<int32_t>(gMapSizeMaxXY)) };
|
|
|
|
uint8_t max_height = 0;
|
|
for (int32_t yi = validRange.GetTop(); yi <= validRange.GetBottom(); yi += COORDS_XY_STEP)
|
|
{
|
|
for (int32_t xi = validRange.GetLeft(); xi <= validRange.GetRight(); xi += COORDS_XY_STEP)
|
|
{
|
|
auto* surfaceElement = map_get_surface_element_at(CoordsXY{ xi, yi });
|
|
if (surfaceElement != nullptr)
|
|
{
|
|
if (!(gScreenFlags & SCREEN_FLAGS_SCENARIO_EDITOR) && !gCheatsSandboxMode)
|
|
{
|
|
if (!map_is_location_in_park(CoordsXY{ xi, yi }))
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
|
|
uint8_t base_height = surfaceElement->base_height;
|
|
if (surfaceElement->GetSlope() & TILE_ELEMENT_SLOPE_ALL_CORNERS_UP)
|
|
base_height += 2;
|
|
if (surfaceElement->GetSlope() & TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT)
|
|
base_height += 2;
|
|
if (max_height < base_height)
|
|
max_height = base_height;
|
|
}
|
|
}
|
|
}
|
|
return max_height;
|
|
}
|
|
|
|
bool map_is_location_at_edge(const CoordsXY& loc)
|
|
{
|
|
return loc.x < 32 || loc.y < 32 || loc.x >= (MAXIMUM_TILE_START_XY) || loc.y >= (MAXIMUM_TILE_START_XY);
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x0068B280
|
|
*/
|
|
void tile_element_remove(TileElement* tileElement)
|
|
{
|
|
// Replace Nth element by (N+1)th element.
|
|
// This loop will make tileElement point to the old last element position,
|
|
// after copy it to it's new position
|
|
if (!tileElement->IsLastForTile())
|
|
{
|
|
do
|
|
{
|
|
*tileElement = *(tileElement + 1);
|
|
} while (!(++tileElement)->IsLastForTile());
|
|
}
|
|
|
|
// Mark the latest element with the last element flag.
|
|
(tileElement - 1)->SetLastForTile(true);
|
|
tileElement->base_height = 0xFF;
|
|
|
|
if ((tileElement + 1) == gNextFreeTileElement)
|
|
{
|
|
gNextFreeTileElement--;
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00675A8E
|
|
*/
|
|
void map_remove_all_rides()
|
|
{
|
|
tile_element_iterator it;
|
|
|
|
tile_element_iterator_begin(&it);
|
|
do
|
|
{
|
|
switch (it.element->GetType())
|
|
{
|
|
case TILE_ELEMENT_TYPE_PATH:
|
|
if (it.element->AsPath()->IsQueue())
|
|
{
|
|
it.element->AsPath()->SetHasQueueBanner(false);
|
|
it.element->AsPath()->SetRideIndex(RIDE_ID_NULL);
|
|
}
|
|
break;
|
|
case TILE_ELEMENT_TYPE_ENTRANCE:
|
|
if (it.element->AsEntrance()->GetEntranceType() == ENTRANCE_TYPE_PARK_ENTRANCE)
|
|
break;
|
|
[[fallthrough]];
|
|
case TILE_ELEMENT_TYPE_TRACK:
|
|
footpath_queue_chain_reset();
|
|
footpath_remove_edges_at(TileCoordsXY{ it.x, it.y }.ToCoordsXY(), it.element);
|
|
tile_element_remove(it.element);
|
|
tile_element_iterator_restart_for_tile(&it);
|
|
break;
|
|
}
|
|
} while (tile_element_iterator_next(&it));
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x0068AB1B
|
|
*/
|
|
void map_invalidate_map_selection_tiles()
|
|
{
|
|
if (!(gMapSelectFlags & MAP_SELECT_FLAG_ENABLE_CONSTRUCT))
|
|
return;
|
|
|
|
for (const auto& position : gMapSelectionTiles)
|
|
map_invalidate_tile_full(position);
|
|
}
|
|
|
|
static void map_get_bounding_box(const MapRange& _range, int32_t* left, int32_t* top, int32_t* right, int32_t* bottom)
|
|
{
|
|
uint32_t rotation = get_current_rotation();
|
|
std::array<const CoordsXY, 4> corners{ CoordsXY{ _range.GetLeft(), _range.GetTop() },
|
|
CoordsXY{ _range.GetRight(), _range.GetTop() },
|
|
CoordsXY{ _range.GetRight(), _range.GetBottom() },
|
|
CoordsXY{ _range.GetLeft(), _range.GetBottom() } };
|
|
|
|
*left = std::numeric_limits<int32_t>::max();
|
|
*top = std::numeric_limits<int32_t>::max();
|
|
*right = std::numeric_limits<int32_t>::min();
|
|
*bottom = std::numeric_limits<int32_t>::min();
|
|
|
|
for (const auto& corner : corners)
|
|
{
|
|
auto screenCoord = translate_3d_to_2d(rotation, corner);
|
|
if (screenCoord.x < *left)
|
|
*left = screenCoord.x;
|
|
if (screenCoord.x > *right)
|
|
*right = screenCoord.x;
|
|
if (screenCoord.y > *bottom)
|
|
*bottom = screenCoord.y;
|
|
if (screenCoord.y < *top)
|
|
*top = screenCoord.y;
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x0068AAE1
|
|
*/
|
|
void map_invalidate_selection_rect()
|
|
{
|
|
int32_t x0, y0, x1, y1, left, right, top, bottom;
|
|
|
|
if (!(gMapSelectFlags & MAP_SELECT_FLAG_ENABLE))
|
|
return;
|
|
|
|
x0 = gMapSelectPositionA.x + 16;
|
|
y0 = gMapSelectPositionA.y + 16;
|
|
x1 = gMapSelectPositionB.x + 16;
|
|
y1 = gMapSelectPositionB.y + 16;
|
|
map_get_bounding_box({ x0, y0, x1, y1 }, &left, &top, &right, &bottom);
|
|
left -= 32;
|
|
right += 32;
|
|
bottom += 32;
|
|
top -= 32 + 2080;
|
|
|
|
for (int32_t i = 0; i < MAX_VIEWPORT_COUNT; i++)
|
|
{
|
|
rct_viewport* viewport = &g_viewport_list[i];
|
|
if (viewport->width != 0)
|
|
{
|
|
viewport_invalidate(viewport, left, top, right, bottom);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x0068B111
|
|
*/
|
|
void map_reorganise_elements()
|
|
{
|
|
context_setcurrentcursor(CURSOR_ZZZ);
|
|
|
|
TileElement* new_tile_elements = (TileElement*)malloc(
|
|
3 * (MAXIMUM_MAP_SIZE_TECHNICAL * MAXIMUM_MAP_SIZE_TECHNICAL) * sizeof(TileElement));
|
|
TileElement* new_elements_pointer = new_tile_elements;
|
|
|
|
if (new_tile_elements == nullptr)
|
|
{
|
|
log_fatal("Unable to allocate memory for map elements.");
|
|
return;
|
|
}
|
|
|
|
uint32_t num_elements;
|
|
|
|
for (int32_t y = 0; y < MAXIMUM_MAP_SIZE_TECHNICAL; y++)
|
|
{
|
|
for (int32_t x = 0; x < MAXIMUM_MAP_SIZE_TECHNICAL; x++)
|
|
{
|
|
TileElement* startElement = map_get_first_element_at(TileCoordsXY{ x, y }.ToCoordsXY());
|
|
if (startElement == nullptr)
|
|
continue;
|
|
TileElement* endElement = startElement;
|
|
while (!(endElement++)->IsLastForTile())
|
|
;
|
|
|
|
num_elements = static_cast<uint32_t>(endElement - startElement);
|
|
std::memcpy(new_elements_pointer, startElement, num_elements * sizeof(TileElement));
|
|
new_elements_pointer += num_elements;
|
|
}
|
|
}
|
|
|
|
num_elements = static_cast<uint32_t>(new_elements_pointer - new_tile_elements);
|
|
std::memcpy(gTileElements, new_tile_elements, num_elements * sizeof(TileElement));
|
|
std::memset(
|
|
gTileElements + num_elements, 0,
|
|
(3 * (MAXIMUM_MAP_SIZE_TECHNICAL * MAXIMUM_MAP_SIZE_TECHNICAL) - num_elements) * sizeof(TileElement));
|
|
|
|
free(new_tile_elements);
|
|
|
|
map_update_tile_pointers();
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x0068B044
|
|
* Returns true on space available for more elements
|
|
* Reorganises the map elements to check for space
|
|
*/
|
|
bool map_check_free_elements_and_reorganise(int32_t numElements)
|
|
{
|
|
if (numElements != 0)
|
|
{
|
|
auto tileElementEnd = &gTileElements[MAX_TILE_ELEMENTS];
|
|
|
|
// Check if is there is room for the required number of elements
|
|
auto newTileElementEnd = gNextFreeTileElement + numElements;
|
|
if (newTileElementEnd > tileElementEnd)
|
|
{
|
|
// Defragment the map element list
|
|
map_reorganise_elements();
|
|
|
|
// Check if there is any room again
|
|
newTileElementEnd = gNextFreeTileElement + numElements;
|
|
if (newTileElementEnd > tileElementEnd)
|
|
{
|
|
// Not enough spare elements left :'(
|
|
gGameCommandErrorText = STR_ERR_LANDSCAPE_DATA_AREA_FULL;
|
|
return false;
|
|
}
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x0068B1F6
|
|
*/
|
|
TileElement* tile_element_insert(const CoordsXYZ& loc, int32_t occupiedQuadrants)
|
|
{
|
|
const auto& tileLoc = TileCoordsXYZ(loc);
|
|
TileElement *originalTileElement, *newTileElement, *insertedElement;
|
|
bool isLastForTile = false;
|
|
|
|
if (!map_check_free_elements_and_reorganise(1))
|
|
{
|
|
log_error("Cannot insert new element");
|
|
return nullptr;
|
|
}
|
|
|
|
newTileElement = gNextFreeTileElement;
|
|
originalTileElement = gTileElementTilePointers[tileLoc.y * MAXIMUM_MAP_SIZE_TECHNICAL + tileLoc.x];
|
|
|
|
// Set tile index pointer to point to new element block
|
|
gTileElementTilePointers[tileLoc.y * MAXIMUM_MAP_SIZE_TECHNICAL + tileLoc.x] = newTileElement;
|
|
|
|
// Copy all elements that are below the insert height
|
|
while (loc.z >= originalTileElement->GetBaseZ())
|
|
{
|
|
// Copy over map element
|
|
*newTileElement = *originalTileElement;
|
|
originalTileElement->base_height = 255;
|
|
originalTileElement++;
|
|
newTileElement++;
|
|
|
|
if ((newTileElement - 1)->IsLastForTile())
|
|
{
|
|
// No more elements above the insert element
|
|
(newTileElement - 1)->SetLastForTile(false);
|
|
isLastForTile = true;
|
|
break;
|
|
}
|
|
}
|
|
|
|
// Insert new map element
|
|
insertedElement = newTileElement;
|
|
newTileElement->type = 0;
|
|
newTileElement->SetBaseZ(loc.z);
|
|
newTileElement->Flags = 0;
|
|
newTileElement->SetLastForTile(isLastForTile);
|
|
newTileElement->SetOccupiedQuadrants(occupiedQuadrants);
|
|
newTileElement->SetClearanceZ(loc.z);
|
|
std::memset(&newTileElement->pad_04, 0, sizeof(newTileElement->pad_04));
|
|
std::memset(&newTileElement->pad_08, 0, sizeof(newTileElement->pad_08));
|
|
newTileElement++;
|
|
|
|
// Insert rest of map elements above insert height
|
|
if (!isLastForTile)
|
|
{
|
|
do
|
|
{
|
|
// Copy over map element
|
|
*newTileElement = *originalTileElement;
|
|
originalTileElement->base_height = 255;
|
|
originalTileElement++;
|
|
newTileElement++;
|
|
} while (!((newTileElement - 1)->IsLastForTile()));
|
|
}
|
|
|
|
gNextFreeTileElement = newTileElement;
|
|
return insertedElement;
|
|
}
|
|
|
|
class ConstructClearResult final : public GameActionResult
|
|
{
|
|
public:
|
|
uint8_t GroundFlags{ 0 };
|
|
};
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x0068BB18
|
|
*/
|
|
void map_obstruction_set_error_text(TileElement* tileElement, GameActionResult& res)
|
|
{
|
|
Ride* ride;
|
|
rct_scenery_entry* sceneryEntry;
|
|
|
|
res.ErrorMessage = STR_OBJECT_IN_THE_WAY;
|
|
switch (tileElement->GetType())
|
|
{
|
|
case TILE_ELEMENT_TYPE_SURFACE:
|
|
res.ErrorMessage = STR_RAISE_OR_LOWER_LAND_FIRST;
|
|
break;
|
|
case TILE_ELEMENT_TYPE_PATH:
|
|
res.ErrorMessage = STR_FOOTPATH_IN_THE_WAY;
|
|
break;
|
|
case TILE_ELEMENT_TYPE_TRACK:
|
|
ride = get_ride(tileElement->AsTrack()->GetRideIndex());
|
|
if (ride != nullptr)
|
|
{
|
|
res.ErrorMessage = STR_X_IN_THE_WAY;
|
|
ride->FormatNameTo(res.ErrorMessageArgs.data());
|
|
}
|
|
break;
|
|
case TILE_ELEMENT_TYPE_SMALL_SCENERY:
|
|
sceneryEntry = tileElement->AsSmallScenery()->GetEntry();
|
|
res.ErrorMessage = STR_X_IN_THE_WAY;
|
|
set_format_arg<rct_string_id>(res.ErrorMessageArgs.data(), 0, sceneryEntry->name);
|
|
break;
|
|
case TILE_ELEMENT_TYPE_ENTRANCE:
|
|
switch (tileElement->AsEntrance()->GetEntranceType())
|
|
{
|
|
case ENTRANCE_TYPE_RIDE_ENTRANCE:
|
|
res.ErrorMessage = STR_RIDE_ENTRANCE_IN_THE_WAY;
|
|
break;
|
|
case ENTRANCE_TYPE_RIDE_EXIT:
|
|
res.ErrorMessage = STR_RIDE_EXIT_IN_THE_WAY;
|
|
break;
|
|
case ENTRANCE_TYPE_PARK_ENTRANCE:
|
|
res.ErrorMessage = STR_PARK_ENTRANCE_IN_THE_WAY;
|
|
break;
|
|
}
|
|
break;
|
|
case TILE_ELEMENT_TYPE_WALL:
|
|
sceneryEntry = tileElement->AsWall()->GetEntry();
|
|
res.ErrorMessage = STR_X_IN_THE_WAY;
|
|
set_format_arg<rct_string_id>(res.ErrorMessageArgs.data(), 0, sceneryEntry->name);
|
|
break;
|
|
case TILE_ELEMENT_TYPE_LARGE_SCENERY:
|
|
sceneryEntry = tileElement->AsLargeScenery()->GetEntry();
|
|
res.ErrorMessage = STR_X_IN_THE_WAY;
|
|
set_format_arg<rct_string_id>(res.ErrorMessageArgs.data(), 0, sceneryEntry->name);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x0068B932
|
|
* ax = x
|
|
* cx = y
|
|
* dl = zLow
|
|
* dh = zHigh
|
|
* ebp = clearFunc
|
|
* bl = bl
|
|
*/
|
|
static GameActionResult::Ptr map_can_construct_with_clear_at(
|
|
const CoordsXYRangedZ& pos, CLEAR_FUNC clearFunc, QuarterTile quarterTile, uint8_t flags, uint8_t crossingMode)
|
|
{
|
|
int32_t northZ, eastZ, baseHeight, southZ, westZ, water_height;
|
|
northZ = eastZ = baseHeight = southZ = westZ = water_height = 0;
|
|
auto res = std::make_unique<ConstructClearResult>();
|
|
uint8_t slope = 0;
|
|
|
|
res->GroundFlags = ELEMENT_IS_ABOVE_GROUND;
|
|
bool canBuildCrossing = false;
|
|
if (pos.x >= gMapSizeUnits || pos.y >= gMapSizeUnits || pos.x < 32 || pos.y < 32)
|
|
{
|
|
res->Error = GA_ERROR::INVALID_PARAMETERS;
|
|
res->ErrorMessage = STR_OFF_EDGE_OF_MAP;
|
|
return res;
|
|
}
|
|
|
|
if (gCheatsDisableClearanceChecks)
|
|
{
|
|
return res;
|
|
}
|
|
|
|
TileElement* tileElement = map_get_first_element_at(pos);
|
|
if (tileElement == nullptr)
|
|
{
|
|
res->Error = GA_ERROR::UNKNOWN;
|
|
res->ErrorMessage = 0;
|
|
return res;
|
|
}
|
|
do
|
|
{
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_SURFACE)
|
|
{
|
|
if (pos.baseZ < tileElement->GetClearanceZ() && pos.clearanceZ > tileElement->GetBaseZ()
|
|
&& !(tileElement->IsGhost()))
|
|
{
|
|
if (tileElement->GetOccupiedQuadrants() & (quarterTile.GetBaseQuarterOccupied()))
|
|
{
|
|
goto loc_68BABC;
|
|
}
|
|
}
|
|
continue;
|
|
}
|
|
water_height = tileElement->AsSurface()->GetWaterHeight();
|
|
if (water_height && water_height > pos.baseZ && tileElement->GetBaseZ() < pos.clearanceZ)
|
|
{
|
|
res->GroundFlags |= ELEMENT_IS_UNDERWATER;
|
|
if (water_height < pos.clearanceZ)
|
|
{
|
|
goto loc_68BAE6;
|
|
}
|
|
}
|
|
loc_68B9B7:
|
|
if (gParkFlags & PARK_FLAGS_FORBID_HIGH_CONSTRUCTION)
|
|
{
|
|
auto heightFromGround = pos.clearanceZ - tileElement->GetBaseZ();
|
|
|
|
if (heightFromGround > (18 * COORDS_Z_STEP))
|
|
{
|
|
res->Error = GA_ERROR::DISALLOWED;
|
|
res->ErrorMessage = STR_LOCAL_AUTHORITY_WONT_ALLOW_CONSTRUCTION_ABOVE_TREE_HEIGHT;
|
|
return res;
|
|
}
|
|
}
|
|
|
|
// Only allow building crossings directly on a flat surface tile.
|
|
if (tileElement->GetType() == TILE_ELEMENT_TYPE_SURFACE
|
|
&& (tileElement->AsSurface()->GetSlope()) == TILE_ELEMENT_SLOPE_FLAT && tileElement->GetBaseZ() == pos.baseZ)
|
|
{
|
|
canBuildCrossing = true;
|
|
}
|
|
|
|
if (quarterTile.GetZQuarterOccupied() != 0b1111)
|
|
{
|
|
if (tileElement->GetBaseZ() >= pos.clearanceZ)
|
|
{
|
|
// loc_68BA81
|
|
res->GroundFlags |= ELEMENT_IS_UNDERGROUND;
|
|
res->GroundFlags &= ~ELEMENT_IS_ABOVE_GROUND;
|
|
}
|
|
else
|
|
{
|
|
northZ = tileElement->GetBaseZ();
|
|
eastZ = northZ;
|
|
southZ = northZ;
|
|
westZ = northZ;
|
|
slope = tileElement->AsSurface()->GetSlope();
|
|
if (slope & TILE_ELEMENT_SLOPE_N_CORNER_UP)
|
|
{
|
|
northZ += LAND_HEIGHT_STEP;
|
|
if (slope == (TILE_ELEMENT_SLOPE_S_CORNER_DN | TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT))
|
|
northZ += LAND_HEIGHT_STEP;
|
|
}
|
|
if (slope & TILE_ELEMENT_SLOPE_E_CORNER_UP)
|
|
{
|
|
eastZ += LAND_HEIGHT_STEP;
|
|
if (slope == (TILE_ELEMENT_SLOPE_W_CORNER_DN | TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT))
|
|
eastZ += LAND_HEIGHT_STEP;
|
|
}
|
|
if (slope & TILE_ELEMENT_SLOPE_S_CORNER_UP)
|
|
{
|
|
southZ += LAND_HEIGHT_STEP;
|
|
if (slope == (TILE_ELEMENT_SLOPE_N_CORNER_DN | TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT))
|
|
southZ += LAND_HEIGHT_STEP;
|
|
}
|
|
if (slope & TILE_ELEMENT_SLOPE_W_CORNER_UP)
|
|
{
|
|
westZ += LAND_HEIGHT_STEP;
|
|
if (slope == (TILE_ELEMENT_SLOPE_E_CORNER_DN | TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT))
|
|
westZ += LAND_HEIGHT_STEP;
|
|
}
|
|
baseHeight = pos.baseZ + (4 * COORDS_Z_STEP);
|
|
{
|
|
auto baseQuarter = quarterTile.GetBaseQuarterOccupied();
|
|
auto zQuarter = quarterTile.GetZQuarterOccupied();
|
|
if ((!(baseQuarter & 0b0001) || ((zQuarter & 0b0001 || pos.baseZ >= northZ) && baseHeight >= northZ))
|
|
&& (!(baseQuarter & 0b0010) || ((zQuarter & 0b0010 || pos.baseZ >= eastZ) && baseHeight >= eastZ))
|
|
&& (!(baseQuarter & 0b0100) || ((zQuarter & 0b0100 || pos.baseZ >= southZ) && baseHeight >= southZ))
|
|
&& (!(baseQuarter & 0b1000) || ((zQuarter & 0b1000 || pos.baseZ >= westZ) && baseHeight >= westZ)))
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
loc_68BABC:
|
|
if (clearFunc != nullptr)
|
|
{
|
|
if (!clearFunc(&tileElement, pos, flags, &res->Cost))
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
|
|
// Crossing mode 1: building track over path
|
|
if (crossingMode == 1 && canBuildCrossing && tileElement->GetType() == TILE_ELEMENT_TYPE_PATH
|
|
&& tileElement->GetBaseZ() == pos.baseZ && !tileElement->AsPath()->IsQueue()
|
|
&& !tileElement->AsPath()->IsSloped())
|
|
{
|
|
continue;
|
|
}
|
|
// Crossing mode 2: building path over track
|
|
else if (
|
|
crossingMode == 2 && canBuildCrossing && tileElement->GetType() == TILE_ELEMENT_TYPE_TRACK
|
|
&& tileElement->GetBaseZ() == pos.baseZ && tileElement->AsTrack()->GetTrackType() == TRACK_ELEM_FLAT)
|
|
{
|
|
auto ride = get_ride(tileElement->AsTrack()->GetRideIndex());
|
|
if (ride != nullptr && ride->type == RIDE_TYPE_MINIATURE_RAILWAY)
|
|
{
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if (tileElement != nullptr)
|
|
{
|
|
map_obstruction_set_error_text(tileElement, *res);
|
|
res->Error = GA_ERROR::NO_CLEARANCE;
|
|
}
|
|
return res;
|
|
|
|
loc_68BAE6:
|
|
if (clearFunc != nullptr)
|
|
{
|
|
if (!clearFunc(&tileElement, pos, flags, &res->Cost))
|
|
{
|
|
goto loc_68B9B7;
|
|
}
|
|
}
|
|
if (tileElement != nullptr)
|
|
{
|
|
res->Error = GA_ERROR::NO_CLEARANCE;
|
|
res->ErrorMessage = STR_CANNOT_BUILD_PARTLY_ABOVE_AND_PARTLY_BELOW_WATER;
|
|
}
|
|
return res;
|
|
}
|
|
}
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
return res;
|
|
}
|
|
|
|
bool map_can_construct_with_clear_at(
|
|
const CoordsXYRangedZ& pos, CLEAR_FUNC clearFunc, QuarterTile quarterTile, uint8_t flags, money32* price,
|
|
uint8_t crossingMode)
|
|
{
|
|
GameActionResult::Ptr res = map_can_construct_with_clear_at(pos, clearFunc, quarterTile, flags, crossingMode);
|
|
gGameCommandErrorText = res->ErrorMessage;
|
|
std::copy(res->ErrorMessageArgs.begin(), res->ErrorMessageArgs.end(), gCommonFormatArgs);
|
|
if (price != nullptr)
|
|
{
|
|
*price += res->Cost;
|
|
}
|
|
gMapGroundFlags = dynamic_cast<ConstructClearResult*>(res.get())->GroundFlags;
|
|
return res->Error == GA_ERROR::OK;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x0068B93A
|
|
*/
|
|
int32_t map_can_construct_at(const CoordsXYRangedZ& pos, QuarterTile bl)
|
|
{
|
|
return map_can_construct_with_clear_at(pos, nullptr, bl, 0, nullptr, CREATE_CROSSING_MODE_NONE);
|
|
}
|
|
|
|
/**
|
|
* Updates grass length, scenery age and jumping fountains.
|
|
*
|
|
* rct2: 0x006646E1
|
|
*/
|
|
void map_update_tiles()
|
|
{
|
|
int32_t ignoreScreenFlags = SCREEN_FLAGS_SCENARIO_EDITOR | SCREEN_FLAGS_TRACK_DESIGNER | SCREEN_FLAGS_TRACK_MANAGER;
|
|
if (gScreenFlags & ignoreScreenFlags)
|
|
return;
|
|
|
|
// Update 43 more tiles
|
|
for (int32_t j = 0; j < 43; j++)
|
|
{
|
|
int32_t x = 0;
|
|
int32_t y = 0;
|
|
|
|
uint16_t interleaved_xy = gGrassSceneryTileLoopPosition;
|
|
for (int32_t i = 0; i < 8; i++)
|
|
{
|
|
x = (x << 1) | (interleaved_xy & 1);
|
|
interleaved_xy >>= 1;
|
|
y = (y << 1) | (interleaved_xy & 1);
|
|
interleaved_xy >>= 1;
|
|
}
|
|
|
|
auto mapPos = TileCoordsXY{ x, y }.ToCoordsXY();
|
|
auto* surfaceElement = map_get_surface_element_at(mapPos);
|
|
if (surfaceElement != nullptr)
|
|
{
|
|
surfaceElement->UpdateGrassLength(mapPos);
|
|
scenery_update_tile(mapPos);
|
|
}
|
|
|
|
gGrassSceneryTileLoopPosition++;
|
|
gGrassSceneryTileLoopPosition &= 0xFFFF;
|
|
}
|
|
}
|
|
|
|
void map_remove_provisional_elements()
|
|
{
|
|
if (gFootpathProvisionalFlags & PROVISIONAL_PATH_FLAG_1)
|
|
{
|
|
footpath_provisional_remove();
|
|
gFootpathProvisionalFlags |= PROVISIONAL_PATH_FLAG_1;
|
|
}
|
|
if (window_find_by_class(WC_RIDE_CONSTRUCTION) != nullptr)
|
|
{
|
|
ride_remove_provisional_track_piece();
|
|
ride_entrance_exit_remove_ghost();
|
|
}
|
|
// This is in non performant so only make network games suffer for it
|
|
// non networked games do not need this as its to prevent desyncs.
|
|
if ((network_get_mode() != NETWORK_MODE_NONE) && window_find_by_class(WC_TRACK_DESIGN_PLACE) != nullptr)
|
|
{
|
|
auto intent = Intent(INTENT_ACTION_TRACK_DESIGN_REMOVE_PROVISIONAL);
|
|
context_broadcast_intent(&intent);
|
|
}
|
|
}
|
|
|
|
void map_restore_provisional_elements()
|
|
{
|
|
if (gFootpathProvisionalFlags & PROVISIONAL_PATH_FLAG_1)
|
|
{
|
|
gFootpathProvisionalFlags &= ~PROVISIONAL_PATH_FLAG_1;
|
|
footpath_provisional_set(gFootpathProvisionalType, gFootpathProvisionalPosition, gFootpathProvisionalSlope);
|
|
}
|
|
if (window_find_by_class(WC_RIDE_CONSTRUCTION) != nullptr)
|
|
{
|
|
ride_restore_provisional_track_piece();
|
|
ride_entrance_exit_place_provisional_ghost();
|
|
}
|
|
// This is in non performant so only make network games suffer for it
|
|
// non networked games do not need this as its to prevent desyncs.
|
|
if ((network_get_mode() != NETWORK_MODE_NONE) && window_find_by_class(WC_TRACK_DESIGN_PLACE) != nullptr)
|
|
{
|
|
auto intent = Intent(INTENT_ACTION_TRACK_DESIGN_RESTORE_PROVISIONAL);
|
|
context_broadcast_intent(&intent);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Removes elements that are out of the map size range and crops the park perimeter.
|
|
* rct2: 0x0068ADBC
|
|
*/
|
|
void map_remove_out_of_range_elements()
|
|
{
|
|
int32_t mapMaxXY = gMapSizeMaxXY;
|
|
|
|
// Ensure that we can remove elements
|
|
//
|
|
// NOTE: This is only a workaround for non-networked games.
|
|
// Map resize has to become its own Game Action to properly solve this issue.
|
|
//
|
|
bool buildState = gCheatsBuildInPauseMode;
|
|
gCheatsBuildInPauseMode = true;
|
|
|
|
for (int32_t y = 0; y < MAXIMUM_MAP_SIZE_BIG; y += COORDS_XY_STEP)
|
|
{
|
|
for (int32_t x = 0; x < MAXIMUM_MAP_SIZE_BIG; x += COORDS_XY_STEP)
|
|
{
|
|
if (x == 0 || y == 0 || x >= mapMaxXY || y >= mapMaxXY)
|
|
{
|
|
// Note this purposely does not use LandSetRightsAction as X Y coordinates are outside of normal range.
|
|
auto surfaceElement = map_get_surface_element_at(CoordsXY{ x, y });
|
|
if (surfaceElement != nullptr)
|
|
{
|
|
surfaceElement->SetOwnership(OWNERSHIP_UNOWNED);
|
|
update_park_fences_around_tile({ x, y });
|
|
}
|
|
clear_elements_at({ x, y });
|
|
}
|
|
}
|
|
}
|
|
|
|
// Reset cheat state
|
|
gCheatsBuildInPauseMode = buildState;
|
|
}
|
|
|
|
static void map_extend_boundary_surface_extend_tile(const SurfaceElement& sourceTile, SurfaceElement& destTile)
|
|
{
|
|
destTile.SetSurfaceStyle(sourceTile.GetSurfaceStyle());
|
|
destTile.SetEdgeStyle(sourceTile.GetEdgeStyle());
|
|
destTile.SetGrassLength(sourceTile.GetGrassLength());
|
|
destTile.SetOwnership(OWNERSHIP_UNOWNED);
|
|
destTile.SetWaterHeight(sourceTile.GetWaterHeight());
|
|
|
|
auto z = sourceTile.base_height;
|
|
auto slope = sourceTile.GetSlope() & TILE_ELEMENT_SLOPE_NW_SIDE_UP;
|
|
if (slope == TILE_ELEMENT_SLOPE_NW_SIDE_UP)
|
|
{
|
|
z += 2;
|
|
slope = TILE_ELEMENT_SLOPE_FLAT;
|
|
if (sourceTile.GetSlope() & TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT)
|
|
{
|
|
slope = TILE_ELEMENT_SLOPE_N_CORNER_UP;
|
|
if (sourceTile.GetSlope() & TILE_ELEMENT_SLOPE_S_CORNER_UP)
|
|
{
|
|
slope = TILE_ELEMENT_SLOPE_W_CORNER_UP;
|
|
if (sourceTile.GetSlope() & TILE_ELEMENT_SLOPE_E_CORNER_UP)
|
|
{
|
|
slope = TILE_ELEMENT_SLOPE_FLAT;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (slope & TILE_ELEMENT_SLOPE_N_CORNER_UP)
|
|
slope |= TILE_ELEMENT_SLOPE_E_CORNER_UP;
|
|
if (slope & TILE_ELEMENT_SLOPE_W_CORNER_UP)
|
|
slope |= TILE_ELEMENT_SLOPE_S_CORNER_UP;
|
|
|
|
destTile.SetSlope(slope);
|
|
destTile.base_height = z;
|
|
destTile.clearance_height = z;
|
|
}
|
|
|
|
/**
|
|
* Copies the terrain and slope from the edge of the map to the new tiles. Used when increasing the size of the map.
|
|
* rct2: 0x0068AC15
|
|
*/
|
|
void map_extend_boundary_surface()
|
|
{
|
|
SurfaceElement *existingTileElement, *newTileElement;
|
|
int32_t x, y;
|
|
|
|
y = gMapSize - 2;
|
|
for (x = 0; x < MAXIMUM_MAP_SIZE_TECHNICAL; x++)
|
|
{
|
|
existingTileElement = map_get_surface_element_at(TileCoordsXY{ x, y - 1 }.ToCoordsXY());
|
|
newTileElement = map_get_surface_element_at(TileCoordsXY{ x, y }.ToCoordsXY());
|
|
|
|
if (existingTileElement && newTileElement)
|
|
{
|
|
map_extend_boundary_surface_extend_tile(*existingTileElement, *newTileElement);
|
|
}
|
|
|
|
update_park_fences({ x << 5, y << 5 });
|
|
}
|
|
|
|
x = gMapSize - 2;
|
|
for (y = 0; y < MAXIMUM_MAP_SIZE_TECHNICAL; y++)
|
|
{
|
|
existingTileElement = map_get_surface_element_at(TileCoordsXY{ x - 1, y }.ToCoordsXY());
|
|
newTileElement = map_get_surface_element_at(TileCoordsXY{ x, y }.ToCoordsXY());
|
|
|
|
if (existingTileElement && newTileElement)
|
|
{
|
|
map_extend_boundary_surface_extend_tile(*existingTileElement, *newTileElement);
|
|
}
|
|
|
|
update_park_fences({ x << 5, y << 5 });
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Clears the provided element properly from a certain tile, and updates
|
|
* the pointer (when needed) passed to this function to point to the next element.
|
|
*/
|
|
static void clear_element_at(const CoordsXY& loc, TileElement** elementPtr)
|
|
{
|
|
TileElement* element = *elementPtr;
|
|
switch (element->GetType())
|
|
{
|
|
case TILE_ELEMENT_TYPE_SURFACE:
|
|
element->base_height = MINIMUM_LAND_HEIGHT;
|
|
element->clearance_height = MINIMUM_LAND_HEIGHT;
|
|
element->AsSurface()->SetSlope(TILE_ELEMENT_SLOPE_FLAT);
|
|
element->AsSurface()->SetSurfaceStyle(TERRAIN_GRASS);
|
|
element->AsSurface()->SetEdgeStyle(TERRAIN_EDGE_ROCK);
|
|
element->AsSurface()->SetGrassLength(GRASS_LENGTH_CLEAR_0);
|
|
element->AsSurface()->SetOwnership(OWNERSHIP_UNOWNED);
|
|
element->AsSurface()->SetParkFences(0);
|
|
element->AsSurface()->SetWaterHeight(0);
|
|
// Because this element is not completely removed, the pointer must be updated manually
|
|
// The rest of the elements are removed from the array, so the pointer doesn't need to be updated.
|
|
(*elementPtr)++;
|
|
break;
|
|
case TILE_ELEMENT_TYPE_ENTRANCE:
|
|
{
|
|
int32_t rotation = element->GetDirectionWithOffset(1);
|
|
auto seqLoc = loc;
|
|
switch (element->AsEntrance()->GetSequenceIndex())
|
|
{
|
|
case 1:
|
|
seqLoc += CoordsDirectionDelta[rotation];
|
|
break;
|
|
case 2:
|
|
seqLoc -= CoordsDirectionDelta[rotation];
|
|
break;
|
|
}
|
|
auto parkEntranceRemoveAction = ParkEntranceRemoveAction(CoordsXYZ{ seqLoc, element->GetBaseZ() });
|
|
GameActions::Execute(&parkEntranceRemoveAction);
|
|
break;
|
|
}
|
|
case TILE_ELEMENT_TYPE_WALL:
|
|
{
|
|
CoordsXYZD wallLocation = { loc.x, loc.y, element->GetBaseZ(), element->GetDirection() };
|
|
auto wallRemoveAction = WallRemoveAction(wallLocation);
|
|
GameActions::Execute(&wallRemoveAction);
|
|
}
|
|
break;
|
|
case TILE_ELEMENT_TYPE_LARGE_SCENERY:
|
|
{
|
|
auto removeSceneryAction = LargeSceneryRemoveAction(
|
|
{ loc.x, loc.y, element->GetBaseZ(), element->GetDirection() }, element->AsLargeScenery()->GetSequenceIndex());
|
|
GameActions::Execute(&removeSceneryAction);
|
|
}
|
|
break;
|
|
case TILE_ELEMENT_TYPE_BANNER:
|
|
{
|
|
auto bannerRemoveAction = BannerRemoveAction(
|
|
{ loc.x, loc.y, element->GetBaseZ(), element->AsBanner()->GetPosition() });
|
|
GameActions::Execute(&bannerRemoveAction);
|
|
break;
|
|
}
|
|
default:
|
|
tile_element_remove(element);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Clears all elements properly from a certain tile.
|
|
* rct2: 0x0068AE2A
|
|
*/
|
|
static void clear_elements_at(const CoordsXY& loc)
|
|
{
|
|
// Remove the spawn point (if there is one in the current tile)
|
|
gPeepSpawns.erase(
|
|
std::remove_if(
|
|
gPeepSpawns.begin(), gPeepSpawns.end(),
|
|
[x = loc.x, y = loc.y](const auto& spawn) { return floor2(spawn.x, 32) == x && floor2(spawn.y, 32) == y; }),
|
|
gPeepSpawns.end());
|
|
|
|
TileElement* tileElement = map_get_first_element_at(loc);
|
|
if (tileElement == nullptr)
|
|
return;
|
|
|
|
// Remove all elements except the last one
|
|
while (!tileElement->IsLastForTile())
|
|
clear_element_at(loc, &tileElement);
|
|
|
|
// Remove the last element
|
|
clear_element_at(loc, &tileElement);
|
|
}
|
|
|
|
int32_t map_get_highest_z(const CoordsXY& loc)
|
|
{
|
|
auto surfaceElement = map_get_surface_element_at(loc);
|
|
if (surfaceElement == nullptr)
|
|
return -1;
|
|
|
|
auto z = surfaceElement->GetBaseZ();
|
|
|
|
// Raise z so that is above highest point of land and water on tile
|
|
if ((surfaceElement->GetSlope() & TILE_ELEMENT_SLOPE_ALL_CORNERS_UP) != TILE_ELEMENT_SLOPE_FLAT)
|
|
z += LAND_HEIGHT_STEP;
|
|
if ((surfaceElement->GetSlope() & TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT) != 0)
|
|
z += LAND_HEIGHT_STEP;
|
|
|
|
z = std::max(z, surfaceElement->GetWaterHeight());
|
|
return z;
|
|
}
|
|
|
|
LargeSceneryElement* map_get_large_scenery_segment(const CoordsXYZD& sceneryPos, int32_t sequence)
|
|
{
|
|
TileElement* tileElement = map_get_first_element_at(sceneryPos);
|
|
if (tileElement == nullptr)
|
|
{
|
|
return nullptr;
|
|
}
|
|
auto sceneryTilePos = TileCoordsXYZ{ sceneryPos };
|
|
do
|
|
{
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_LARGE_SCENERY)
|
|
continue;
|
|
if (tileElement->base_height != sceneryTilePos.z)
|
|
continue;
|
|
if (tileElement->AsLargeScenery()->GetSequenceIndex() != sequence)
|
|
continue;
|
|
if ((tileElement->GetDirection()) != sceneryPos.direction)
|
|
continue;
|
|
|
|
return tileElement->AsLargeScenery();
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
return nullptr;
|
|
}
|
|
|
|
EntranceElement* map_get_park_entrance_element_at(const CoordsXYZ& entranceCoords, bool ghost)
|
|
{
|
|
auto entranceTileCoords = TileCoordsXYZ(entranceCoords);
|
|
TileElement* tileElement = map_get_first_element_at(entranceCoords);
|
|
if (tileElement != nullptr)
|
|
{
|
|
do
|
|
{
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_ENTRANCE)
|
|
continue;
|
|
|
|
if (tileElement->base_height != entranceTileCoords.z)
|
|
continue;
|
|
|
|
if (tileElement->AsEntrance()->GetEntranceType() != ENTRANCE_TYPE_PARK_ENTRANCE)
|
|
continue;
|
|
|
|
if (!ghost && tileElement->IsGhost())
|
|
continue;
|
|
|
|
return tileElement->AsEntrance();
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
EntranceElement* map_get_ride_entrance_element_at(const CoordsXYZ& entranceCoords, bool ghost)
|
|
{
|
|
auto entranceTileCoords = TileCoordsXYZ{ entranceCoords };
|
|
TileElement* tileElement = map_get_first_element_at(entranceCoords);
|
|
if (tileElement != nullptr)
|
|
{
|
|
do
|
|
{
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_ENTRANCE)
|
|
continue;
|
|
|
|
if (tileElement->base_height != entranceTileCoords.z)
|
|
continue;
|
|
|
|
if (tileElement->AsEntrance()->GetEntranceType() != ENTRANCE_TYPE_RIDE_ENTRANCE)
|
|
continue;
|
|
|
|
if (!ghost && tileElement->IsGhost())
|
|
continue;
|
|
|
|
return tileElement->AsEntrance();
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
EntranceElement* map_get_ride_exit_element_at(const CoordsXYZ& exitCoords, bool ghost)
|
|
{
|
|
auto exitTileCoords = TileCoordsXYZ{ exitCoords };
|
|
TileElement* tileElement = map_get_first_element_at(exitCoords);
|
|
if (tileElement != nullptr)
|
|
{
|
|
do
|
|
{
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_ENTRANCE)
|
|
continue;
|
|
|
|
if (tileElement->base_height != exitTileCoords.z)
|
|
continue;
|
|
|
|
if (tileElement->AsEntrance()->GetEntranceType() != ENTRANCE_TYPE_RIDE_EXIT)
|
|
continue;
|
|
|
|
if (!ghost && tileElement->IsGhost())
|
|
continue;
|
|
|
|
return tileElement->AsEntrance();
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
SmallSceneryElement* map_get_small_scenery_element_at(const CoordsXYZ& sceneryCoords, int32_t type, uint8_t quadrant)
|
|
{
|
|
auto sceneryTileCoords = TileCoordsXYZ{ sceneryCoords };
|
|
TileElement* tileElement = map_get_first_element_at(sceneryCoords);
|
|
if (tileElement != nullptr)
|
|
{
|
|
do
|
|
{
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_SMALL_SCENERY)
|
|
continue;
|
|
if (tileElement->AsSmallScenery()->GetSceneryQuadrant() != quadrant)
|
|
continue;
|
|
if (tileElement->base_height != sceneryTileCoords.z)
|
|
continue;
|
|
if (tileElement->AsSmallScenery()->GetEntryIndex() != type)
|
|
continue;
|
|
|
|
return tileElement->AsSmallScenery();
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
std::optional<CoordsXYZ> map_large_scenery_get_origin(
|
|
const CoordsXYZD& sceneryPos, int32_t sequence, LargeSceneryElement** outElement)
|
|
{
|
|
rct_scenery_entry* sceneryEntry;
|
|
rct_large_scenery_tile* tile;
|
|
|
|
auto tileElement = map_get_large_scenery_segment(sceneryPos, sequence);
|
|
if (tileElement == nullptr)
|
|
return std::nullopt;
|
|
|
|
sceneryEntry = tileElement->GetEntry();
|
|
tile = &sceneryEntry->large_scenery.tiles[sequence];
|
|
|
|
CoordsXY offsetPos{ tile->x_offset, tile->y_offset };
|
|
auto rotatedOffsetPos = offsetPos.Rotate(sceneryPos.direction);
|
|
|
|
auto origin = CoordsXYZ{ sceneryPos.x - rotatedOffsetPos.x, sceneryPos.y - rotatedOffsetPos.y,
|
|
sceneryPos.z - tile->z_offset };
|
|
if (outElement != nullptr)
|
|
*outElement = tileElement;
|
|
return origin;
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006B9B05
|
|
*/
|
|
bool map_large_scenery_sign_set_colour(const CoordsXYZD& signPos, int32_t sequence, uint8_t mainColour, uint8_t textColour)
|
|
{
|
|
LargeSceneryElement* tileElement;
|
|
rct_scenery_entry* sceneryEntry;
|
|
rct_large_scenery_tile *sceneryTiles, *tile;
|
|
|
|
auto sceneryOrigin = map_large_scenery_get_origin(signPos, sequence, &tileElement);
|
|
if (!sceneryOrigin)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
sceneryEntry = tileElement->GetEntry();
|
|
sceneryTiles = sceneryEntry->large_scenery.tiles;
|
|
|
|
// Iterate through each tile of the large scenery element
|
|
sequence = 0;
|
|
for (tile = sceneryTiles; tile->x_offset != -1; tile++, sequence++)
|
|
{
|
|
CoordsXY offsetPos{ tile->x_offset, tile->y_offset };
|
|
auto rotatedOffsetPos = offsetPos.Rotate(signPos.direction);
|
|
|
|
auto tmpSignPos = CoordsXYZD{ sceneryOrigin->x + rotatedOffsetPos.x, sceneryOrigin->y + rotatedOffsetPos.y,
|
|
sceneryOrigin->z + tile->z_offset, signPos.direction };
|
|
tileElement = map_get_large_scenery_segment(tmpSignPos, sequence);
|
|
if (tileElement != nullptr)
|
|
{
|
|
tileElement->SetPrimaryColour(mainColour);
|
|
tileElement->SetSecondaryColour(textColour);
|
|
|
|
map_invalidate_tile({ tmpSignPos, tileElement->GetBaseZ(), tileElement->GetClearanceZ() });
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static ScreenCoordsXY translate_3d_to_2d(int32_t rotation, const CoordsXY& pos)
|
|
{
|
|
return translate_3d_to_2d_with_z(rotation, CoordsXYZ{ pos, 0 });
|
|
}
|
|
|
|
ScreenCoordsXY translate_3d_to_2d_with_z(int32_t rotation, const CoordsXYZ& pos)
|
|
{
|
|
auto rotated = pos.Rotate(rotation);
|
|
// Use right shift to avoid issues like #9301
|
|
return ScreenCoordsXY{ rotated.y - rotated.x, ((rotated.x + rotated.y) >> 1) - pos.z };
|
|
}
|
|
|
|
static void map_invalidate_tile_under_zoom(int32_t x, int32_t y, int32_t z0, int32_t z1, int32_t maxZoom)
|
|
{
|
|
if (gOpenRCT2Headless)
|
|
return;
|
|
|
|
int32_t x1, y1, x2, y2;
|
|
|
|
x += 16;
|
|
y += 16;
|
|
auto screenCoord = translate_3d_to_2d(get_current_rotation(), { x, y });
|
|
|
|
x1 = screenCoord.x - 32;
|
|
y1 = screenCoord.y - 32 - z1;
|
|
x2 = screenCoord.x + 32;
|
|
y2 = screenCoord.y + 32 - z0;
|
|
|
|
for (int32_t i = 0; i < MAX_VIEWPORT_COUNT; i++)
|
|
{
|
|
rct_viewport* viewport = &g_viewport_list[i];
|
|
if (viewport->width != 0 && (maxZoom == -1 || viewport->zoom <= maxZoom))
|
|
{
|
|
viewport_invalidate(viewport, x1, y1, x2, y2);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006EC847
|
|
*/
|
|
void map_invalidate_tile(const CoordsXYRangedZ& tilePos)
|
|
{
|
|
map_invalidate_tile_under_zoom(tilePos.x, tilePos.y, tilePos.baseZ, tilePos.clearanceZ, -1);
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006ECB60
|
|
*/
|
|
void map_invalidate_tile_zoom1(const CoordsXYRangedZ& tilePos)
|
|
{
|
|
map_invalidate_tile_under_zoom(tilePos.x, tilePos.y, tilePos.baseZ, tilePos.clearanceZ, 1);
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006EC9CE
|
|
*/
|
|
void map_invalidate_tile_zoom0(const CoordsXYRangedZ& tilePos)
|
|
{
|
|
map_invalidate_tile_under_zoom(tilePos.x, tilePos.y, tilePos.baseZ, tilePos.clearanceZ, 0);
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x006EC6D7
|
|
*/
|
|
void map_invalidate_tile_full(const CoordsXY& tilePos)
|
|
{
|
|
map_invalidate_tile({ tilePos, 0, 2080 });
|
|
}
|
|
|
|
void map_invalidate_element(const CoordsXY& elementPos, TileElement* tileElement)
|
|
{
|
|
map_invalidate_tile({ elementPos, tileElement->GetBaseZ(), tileElement->GetClearanceZ() });
|
|
}
|
|
|
|
void map_invalidate_region(const CoordsXY& mins, const CoordsXY& maxs)
|
|
{
|
|
int32_t x0, y0, x1, y1, left, right, top, bottom;
|
|
|
|
x0 = mins.x + 16;
|
|
y0 = mins.y + 16;
|
|
|
|
x1 = maxs.x + 16;
|
|
y1 = maxs.y + 16;
|
|
|
|
map_get_bounding_box({ x0, y0, x1, y1 }, &left, &top, &right, &bottom);
|
|
|
|
left -= 32;
|
|
right += 32;
|
|
bottom += 32;
|
|
top -= 32 + 2080;
|
|
|
|
for (int32_t i = 0; i < MAX_VIEWPORT_COUNT; i++)
|
|
{
|
|
rct_viewport* viewport = &g_viewport_list[i];
|
|
if (viewport->width != 0)
|
|
{
|
|
viewport_invalidate(viewport, left, top, right, bottom);
|
|
}
|
|
}
|
|
}
|
|
|
|
int32_t map_get_tile_side(const CoordsXY& mapPos)
|
|
{
|
|
int32_t subMapX = mapPos.x & (32 - 1);
|
|
int32_t subMapY = mapPos.y & (32 - 1);
|
|
return (subMapX < subMapY) ? ((subMapX + subMapY) < 32 ? 0 : 1) : ((subMapX + subMapY) < 32 ? 3 : 2);
|
|
}
|
|
|
|
int32_t map_get_tile_quadrant(const CoordsXY& mapPos)
|
|
{
|
|
int32_t subMapX = mapPos.x & (32 - 1);
|
|
int32_t subMapY = mapPos.y & (32 - 1);
|
|
return (subMapX > 16) ? (subMapY < 16 ? 1 : 0) : (subMapY < 16 ? 2 : 3);
|
|
}
|
|
|
|
/**
|
|
*
|
|
* rct2: 0x00693BFF
|
|
*/
|
|
bool map_surface_is_blocked(const CoordsXY& mapCoords)
|
|
{
|
|
if (!map_is_location_valid(mapCoords))
|
|
return true;
|
|
|
|
auto surfaceElement = map_get_surface_element_at(mapCoords);
|
|
|
|
if (surfaceElement == nullptr)
|
|
{
|
|
return true;
|
|
}
|
|
|
|
if (surfaceElement->GetWaterHeight() > surfaceElement->GetBaseZ())
|
|
return true;
|
|
|
|
int16_t base_z = surfaceElement->base_height;
|
|
int16_t clear_z = surfaceElement->base_height + 2;
|
|
if (surfaceElement->GetSlope() & TILE_ELEMENT_SLOPE_DOUBLE_HEIGHT)
|
|
clear_z += 2;
|
|
|
|
auto tileElement = reinterpret_cast<TileElement*>(surfaceElement);
|
|
while (!(tileElement++)->IsLastForTile())
|
|
{
|
|
if (clear_z >= tileElement->clearance_height)
|
|
continue;
|
|
|
|
if (base_z < tileElement->base_height)
|
|
continue;
|
|
|
|
if (tileElement->GetType() == TILE_ELEMENT_TYPE_PATH || tileElement->GetType() == TILE_ELEMENT_TYPE_WALL)
|
|
continue;
|
|
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_SMALL_SCENERY)
|
|
return true;
|
|
|
|
rct_scenery_entry* scenery = tileElement->AsSmallScenery()->GetEntry();
|
|
if (scenery == nullptr)
|
|
{
|
|
return false;
|
|
}
|
|
if (scenery_small_entry_has_flag(scenery, SMALL_SCENERY_FLAG_FULL_TILE))
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
/* Clears all map elements, to be used before generating a new map */
|
|
void map_clear_all_elements()
|
|
{
|
|
for (int32_t y = 0; y < MAXIMUM_MAP_SIZE_BIG; y += COORDS_XY_STEP)
|
|
{
|
|
for (int32_t x = 0; x < MAXIMUM_MAP_SIZE_BIG; x += COORDS_XY_STEP)
|
|
{
|
|
clear_elements_at({ x, y });
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Gets the track element at x, y, z.
|
|
* @param x x units, not tiles.
|
|
* @param y y units, not tiles.
|
|
* @param z Base height.
|
|
*/
|
|
TrackElement* map_get_track_element_at(const CoordsXYZ& trackPos)
|
|
{
|
|
TileElement* tileElement = map_get_first_element_at(trackPos);
|
|
if (tileElement == nullptr)
|
|
return nullptr;
|
|
do
|
|
{
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_TRACK)
|
|
continue;
|
|
if (tileElement->GetBaseZ() != trackPos.z)
|
|
continue;
|
|
|
|
return tileElement->AsTrack();
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
/**
|
|
* Gets the track element at x, y, z that is the given track type.
|
|
* @param x x units, not tiles.
|
|
* @param y y units, not tiles.
|
|
* @param z Base height.
|
|
*/
|
|
TileElement* map_get_track_element_at_of_type(const CoordsXYZ& trackPos, int32_t trackType)
|
|
{
|
|
TileElement* tileElement = map_get_first_element_at(trackPos);
|
|
if (tileElement == nullptr)
|
|
return nullptr;
|
|
auto trackTilePos = TileCoordsXYZ{ trackPos };
|
|
do
|
|
{
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_TRACK)
|
|
continue;
|
|
if (tileElement->base_height != trackTilePos.z)
|
|
continue;
|
|
if (tileElement->AsTrack()->GetTrackType() != trackType)
|
|
continue;
|
|
|
|
return tileElement;
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
/**
|
|
* Gets the track element at x, y, z that is the given track type and sequence.
|
|
* @param x x units, not tiles.
|
|
* @param y y units, not tiles.
|
|
* @param z Base height.
|
|
*/
|
|
TileElement* map_get_track_element_at_of_type_seq(const CoordsXYZ& trackPos, int32_t trackType, int32_t sequence)
|
|
{
|
|
TileElement* tileElement = map_get_first_element_at(trackPos);
|
|
auto trackTilePos = TileCoordsXYZ{ trackPos };
|
|
do
|
|
{
|
|
if (tileElement == nullptr)
|
|
break;
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_TRACK)
|
|
continue;
|
|
if (tileElement->base_height != trackTilePos.z)
|
|
continue;
|
|
if (tileElement->AsTrack()->GetTrackType() != trackType)
|
|
continue;
|
|
if (tileElement->AsTrack()->GetSequenceIndex() != sequence)
|
|
continue;
|
|
|
|
return tileElement;
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
TrackElement* map_get_track_element_at_of_type(const CoordsXYZD& location, int32_t trackType)
|
|
{
|
|
auto tileElement = map_get_first_element_at(location);
|
|
if (tileElement != nullptr)
|
|
{
|
|
do
|
|
{
|
|
auto trackElement = tileElement->AsTrack();
|
|
if (trackElement != nullptr)
|
|
{
|
|
if (trackElement->GetBaseZ() != location.z)
|
|
continue;
|
|
if (trackElement->GetDirection() != location.direction)
|
|
continue;
|
|
if (trackElement->GetTrackType() != trackType)
|
|
continue;
|
|
return trackElement;
|
|
}
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
TrackElement* map_get_track_element_at_of_type_seq(const CoordsXYZD& location, int32_t trackType, int32_t sequence)
|
|
{
|
|
auto tileElement = map_get_first_element_at(location);
|
|
if (tileElement != nullptr)
|
|
{
|
|
do
|
|
{
|
|
auto trackElement = tileElement->AsTrack();
|
|
if (trackElement != nullptr)
|
|
{
|
|
if (trackElement->GetBaseZ() != location.z)
|
|
continue;
|
|
if (trackElement->GetDirection() != location.direction)
|
|
continue;
|
|
if (trackElement->GetTrackType() != trackType)
|
|
continue;
|
|
if (trackElement->GetSequenceIndex() != sequence)
|
|
continue;
|
|
return trackElement;
|
|
}
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
/**
|
|
* Gets the track element at x, y, z that is the given track type and sequence.
|
|
* @param x x units, not tiles.
|
|
* @param y y units, not tiles.
|
|
* @param z Base height.
|
|
*/
|
|
TileElement* map_get_track_element_at_of_type_from_ride(const CoordsXYZ& trackPos, int32_t trackType, ride_id_t rideIndex)
|
|
{
|
|
TileElement* tileElement = map_get_first_element_at(trackPos);
|
|
if (tileElement == nullptr)
|
|
return nullptr;
|
|
auto trackTilePos = TileCoordsXYZ{ trackPos };
|
|
do
|
|
{
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_TRACK)
|
|
continue;
|
|
if (tileElement->base_height != trackTilePos.z)
|
|
continue;
|
|
if (tileElement->AsTrack()->GetRideIndex() != rideIndex)
|
|
continue;
|
|
if (tileElement->AsTrack()->GetTrackType() != trackType)
|
|
continue;
|
|
|
|
return tileElement;
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
|
|
return nullptr;
|
|
};
|
|
|
|
/**
|
|
* Gets the track element at x, y, z that is the given track type and sequence.
|
|
* @param x x units, not tiles.
|
|
* @param y y units, not tiles.
|
|
* @param z Base height.
|
|
*/
|
|
TileElement* map_get_track_element_at_from_ride(const CoordsXYZ& trackPos, ride_id_t rideIndex)
|
|
{
|
|
TileElement* tileElement = map_get_first_element_at(trackPos);
|
|
if (tileElement == nullptr)
|
|
return nullptr;
|
|
auto trackTilePos = TileCoordsXYZ{ trackPos };
|
|
do
|
|
{
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_TRACK)
|
|
continue;
|
|
if (tileElement->base_height != trackTilePos.z)
|
|
continue;
|
|
if (tileElement->AsTrack()->GetRideIndex() != rideIndex)
|
|
continue;
|
|
|
|
return tileElement;
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
|
|
return nullptr;
|
|
};
|
|
|
|
/**
|
|
* Gets the track element at x, y, z that is the given track type and sequence.
|
|
* @param x x units, not tiles.
|
|
* @param y y units, not tiles.
|
|
* @param z Base height.
|
|
* @param direction The direction (0 - 3).
|
|
*/
|
|
TileElement* map_get_track_element_at_with_direction_from_ride(const CoordsXYZD& trackPos, ride_id_t rideIndex)
|
|
{
|
|
TileElement* tileElement = map_get_first_element_at(trackPos);
|
|
if (tileElement == nullptr)
|
|
return nullptr;
|
|
auto trackTilePos = TileCoordsXYZ{ trackPos };
|
|
do
|
|
{
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_TRACK)
|
|
continue;
|
|
if (tileElement->base_height != trackTilePos.z)
|
|
continue;
|
|
if (tileElement->AsTrack()->GetRideIndex() != rideIndex)
|
|
continue;
|
|
if (tileElement->GetDirection() != trackPos.direction)
|
|
continue;
|
|
|
|
return tileElement;
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
|
|
return nullptr;
|
|
};
|
|
|
|
WallElement* map_get_wall_element_at(const CoordsXYZD& wallCoords)
|
|
{
|
|
auto tileWallCoords = TileCoordsXYZ(wallCoords);
|
|
TileElement* tileElement = map_get_first_element_at(wallCoords);
|
|
if (tileElement == nullptr)
|
|
return nullptr;
|
|
do
|
|
{
|
|
if (tileElement->GetType() != TILE_ELEMENT_TYPE_WALL)
|
|
continue;
|
|
if (tileElement->base_height != tileWallCoords.z)
|
|
continue;
|
|
if (tileElement->GetDirection() != wallCoords.direction)
|
|
continue;
|
|
|
|
return tileElement->AsWall();
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
return nullptr;
|
|
}
|
|
|
|
uint16_t check_max_allowable_land_rights_for_tile(const CoordsXYZ& tileMapPos)
|
|
{
|
|
TileElement* tileElement = map_get_first_element_at(tileMapPos);
|
|
uint16_t destOwnership = OWNERSHIP_OWNED;
|
|
|
|
// Sometimes done deliberately.
|
|
if (tileElement == nullptr)
|
|
{
|
|
return OWNERSHIP_OWNED;
|
|
}
|
|
|
|
auto tilePos = TileCoordsXYZ{ tileMapPos };
|
|
do
|
|
{
|
|
int32_t type = tileElement->GetType();
|
|
if (type == TILE_ELEMENT_TYPE_PATH
|
|
|| (type == TILE_ELEMENT_TYPE_ENTRANCE
|
|
&& tileElement->AsEntrance()->GetEntranceType() == ENTRANCE_TYPE_PARK_ENTRANCE))
|
|
{
|
|
destOwnership = OWNERSHIP_CONSTRUCTION_RIGHTS_OWNED;
|
|
// Do not own construction rights if too high/below surface
|
|
if (tileElement->base_height - 3 > tilePos.z || tileElement->base_height < tilePos.z)
|
|
{
|
|
destOwnership = OWNERSHIP_UNOWNED;
|
|
break;
|
|
}
|
|
}
|
|
} while (!(tileElement++)->IsLastForTile());
|
|
|
|
return destOwnership;
|
|
}
|
|
|
|
void FixLandOwnershipTiles(std::initializer_list<TileCoordsXY> tiles)
|
|
{
|
|
FixLandOwnershipTilesWithOwnership(tiles, OWNERSHIP_AVAILABLE);
|
|
}
|
|
|
|
void FixLandOwnershipTilesWithOwnership(std::initializer_list<TileCoordsXY> tiles, uint8_t ownership)
|
|
{
|
|
for (const TileCoordsXY* tile = tiles.begin(); tile != tiles.end(); ++tile)
|
|
{
|
|
auto surfaceElement = map_get_surface_element_at(tile->ToCoordsXY());
|
|
if (surfaceElement != nullptr)
|
|
{
|
|
surfaceElement->SetOwnership(ownership);
|
|
update_park_fences_around_tile({ (*tile).x * 32, (*tile).y * 32 });
|
|
}
|
|
}
|
|
}
|