#include "stdafx.h"
#include "openttd.h"
#include "clear_map.h"
#include "landscape.h"
#include "tree_map.h"
#include "viewport_func.h"
#include "command_func.h"
#include "economy_func.h"
#include "town.h"
#include "variables.h"
#include "genworld.h"
#include "transparency.h"
#include "functions.h"
#include "company_func.h"
#include "sound_func.h"
#include "water_map.h"
#include "water.h"
#include "landscape_type.h"
#include "company_base.h"
#include "table/strings.h"
#include "table/sprites.h"
#include "table/tree_land.h"
Go to the source code of this file.
Data Structures | |
struct | TreeListEnt |
Enumerations | |
enum | TreePlacer { TP_NONE, TP_ORIGINAL, TP_IMPROVED } |
List of tree placer algorithm. More... | |
Functions | |
static bool | CanPlantTreesOnTile (TileIndex tile, bool allow_desert) |
Tests if a tile can be converted to MP_TREES This is true for clear ground without farms or rocks. | |
static void | PlantTreesOnTile (TileIndex tile, TreeType treetype, uint count, uint growth) |
Creates a tree tile Ground type and density is preserved. | |
static TreeType | GetRandomTreeType (TileIndex tile, uint seed) |
Get a random TreeType for the given tile based on a given seed. | |
static void | PlaceTree (TileIndex tile, uint32 r) |
Make a random tree tile of the given tile. | |
static void | DoPlaceMoreTrees (TileIndex tile) |
Place some amount of trees around a given tile. | |
static void | PlaceMoreTrees () |
Place more trees on the map. | |
static void | PlaceTreeAtSameHeight (TileIndex tile, uint height) |
Place a tree at the same height as an existing tree. | |
void | PlaceTreesRandomly () |
Place some trees randomly. | |
void | GenerateTrees () |
Place new trees. | |
CommandCost | CmdPlantTree (TileIndex tile, DoCommandFlag flags, uint32 p1, uint32 p2, const char *text) |
Plant a tree. | |
static void | DrawTile_Trees (TileInfo *ti) |
static uint | GetSlopeZ_Trees (TileIndex tile, uint x, uint y) |
static Foundation | GetFoundation_Trees (TileIndex tile, Slope tileh) |
static CommandCost | ClearTile_Trees (TileIndex tile, DoCommandFlag flags) |
static void | GetAcceptedCargo_Trees (TileIndex tile, AcceptedCargo ac) |
static void | GetTileDesc_Trees (TileIndex tile, TileDesc *td) |
static void | TileLoopTreesDesert (TileIndex tile) |
static void | TileLoopTreesAlps (TileIndex tile) |
static void | TileLoop_Trees (TileIndex tile) |
void | OnTick_Trees () |
static TrackStatus | GetTileTrackStatus_Trees (TileIndex tile, TransportType mode, uint sub_mode, DiagDirection side) |
static void | ChangeTileOwner_Trees (TileIndex tile, Owner old_owner, Owner new_owner) |
void | InitializeTrees () |
static CommandCost | TerraformTile_Trees (TileIndex tile, DoCommandFlag flags, uint z_new, Slope tileh_new) |
Variables | |
const TileTypeProcs | _tile_type_trees_procs |
Definition in file tree_cmd.cpp.
enum TreePlacer |
List of tree placer algorithm.
This enumeration defines all possible tree placer algorithm in the game.
TP_NONE | No tree placer algorithm. |
TP_ORIGINAL | The original algorithm. |
TP_IMPROVED | A 'improved' algorithm. |
Definition at line 34 of file tree_cmd.cpp.
static bool CanPlantTreesOnTile | ( | TileIndex | tile, | |
bool | allow_desert | |||
) | [static] |
Tests if a tile can be converted to MP_TREES This is true for clear ground without farms or rocks.
tile | the tile of interest | |
allow_desert | Allow planting trees on CLEAR_DESERT? |
Definition at line 48 of file tree_cmd.cpp.
References CLEAR_DESERT, CLEAR_FIELDS, CLEAR_ROCKS, GetTileSlope(), GetTileType(), IsBridgeAbove(), IsClearGround(), IsSlopeWithOneCornerRaised(), MP_CLEAR, and MP_WATER.
Referenced by DoPlaceMoreTrees(), PlaceTreeAtSameHeight(), PlaceTreesRandomly(), and PlantTreesOnTile().
CommandCost CmdPlantTree | ( | TileIndex | tile, | |
DoCommandFlag | flags, | |||
uint32 | p1, | |||
uint32 | p2, | |||
const char * | text | |||
) |
Plant a tree.
tile | start tile of area-drag of tree plantation | |
flags | type of operation | |
p1 | tree type, -1 means random. | |
p2 | end tile of area-drag |
Definition at line 324 of file tree_cmd.cpp.
References _settings_game, CommandCost::AddCost(), AddTreeCount(), ChangeTownRating(), CLEAR_FIELDS, CLEAR_ROCKS, CMD_ERROR, CMD_LANDSCAPE_CLEAR, CmdFailed(), DC_EXEC, EconomySettings::dist_local_authority, DoCommand(), GameSettings::economy, GameSettings::game_creation, GB(), GetClearGround(), CommandCost::GetCost(), GetRandomTreeType(), GetTileSlope(), GetTileType(), GetTreeCount(), INVALID_STRING_ID, IsBridgeAbove(), IsInsideMM(), IsSlopeWithOneCornerRaised(), IsTileType(), GameCreationSettings::landscape, MapSize(), MarkTileDirtyByTile(), MP_CLEAR, MP_TREES, MP_WATER, PlantTreesOnTile(), return_cmd_error, SetTropicZone(), Swap(), TileX(), TileXY(), TileY(), TREE_CACTUS, TREE_INVALID, TREE_RAINFOREST, and TROPICZONE_RAINFOREST.
static void DoPlaceMoreTrees | ( | TileIndex | tile | ) | [static] |
Place some amount of trees around a given tile.
This function adds some trees around a given tile. As this function use the Random() call it depends on the random how many trees are actually placed around the given tile.
tile | The center of the trees to add |
Definition at line 168 of file tree_cmd.cpp.
References abs(), CanPlantTreesOnTile(), GB(), INVALID_TILE, PlaceTree(), and TileAddWrap().
Referenced by PlaceMoreTrees().
void GenerateTrees | ( | ) |
Place new trees.
This function takes care of the selected tree placer algorithm and place randomly the trees for a new game.
Definition at line 294 of file tree_cmd.cpp.
References _settings_game, GameSettings::game_creation, GWP_TREE, GameCreationSettings::landscape, PlaceMoreTrees(), PlaceTreesRandomly(), ScaleByMapSize(), SetGeneratingWorldProgress(), TP_IMPROVED, TP_NONE, TP_ORIGINAL, and GameCreationSettings::tree_placer.
Referenced by _GenerateWorld().
Get a random TreeType for the given tile based on a given seed.
This function returns a random TreeType which can be placed on the given tile. The seed for randomness must be less or equal 256, use GB on the value of Random() to get such a value.
tile | The tile to get a random TreeType from | |
seed | The seed for randomness, must be less or equal 256 |
Definition at line 111 of file tree_cmd.cpp.
References _settings_game, GameSettings::game_creation, GetTropicZone(), GameCreationSettings::landscape, TREE_CACTUS, TREE_COUNT_RAINFOREST, TREE_COUNT_SUB_ARCTIC, TREE_COUNT_SUB_TROPICAL, TREE_COUNT_TEMPERATE, TREE_COUNT_TOYLAND, TREE_INVALID, TREE_RAINFOREST, TREE_SUB_ARCTIC, TREE_SUB_TROPICAL, TREE_TEMPERATE, TREE_TOYLAND, TROPICZONE_DESERT, and TROPICZONE_NORMAL.
Referenced by CmdPlantTree(), and PlaceTree().
static void PlaceMoreTrees | ( | ) | [static] |
Place more trees on the map.
This function add more trees to the map.
Definition at line 190 of file tree_cmd.cpp.
References DoPlaceMoreTrees(), GB(), RandomTile, and ScaleByMapSize().
Referenced by GenerateTrees().
static void PlaceTree | ( | TileIndex | tile, | |
uint32 | r | |||
) | [static] |
Make a random tree tile of the given tile.
Create a new tree-tile for the given tile. The second parameter is used for randomness like type and number of trees.
tile | The tile to make a tree-tile from | |
r | The randomness value from a Random() value |
Definition at line 141 of file tree_cmd.cpp.
References GB(), GetRandomTreeType(), GetTreeGround(), min(), PlantTreesOnTile(), SetTreeCounter(), SetTreeGroundDensity(), TREE_GROUND_SHORE, TREE_GROUND_SNOW_DESERT, and TREE_INVALID.
Referenced by DoPlaceMoreTrees(), PlaceTreeAtSameHeight(), and PlaceTreesRandomly().
static void PlaceTreeAtSameHeight | ( | TileIndex | tile, | |
uint | height | |||
) | [static] |
Place a tree at the same height as an existing tree.
Add a new tree around the given tile which is at the same height or at some offset (2 units) of it.
tile | The base tile to add a new tree somewhere around | |
height | The height (like the one from the tile) |
Definition at line 207 of file tree_cmd.cpp.
References abs(), CanPlantTreesOnTile(), Delta(), GB(), GetTileZ(), INVALID_TILE, PlaceTree(), and TileAddWrap().
Referenced by PlaceTreesRandomly().
void PlaceTreesRandomly | ( | ) |
Place some trees randomly.
This function just place some trees randomly on the map.
Definition at line 238 of file tree_cmd.cpp.
References _settings_game, CanPlantTreesOnTile(), GameSettings::game_creation, GetSnowLine(), GetTileZ(), GetTropicZone(), GWP_TREE, IncreaseGeneratingWorldProgress(), GameCreationSettings::landscape, PlaceTree(), PlaceTreeAtSameHeight(), RandomTileSeed(), ScaleByMapSize(), TILE_HEIGHT, TP_IMPROVED, GameCreationSettings::tree_placer, and TROPICZONE_RAINFOREST.
Referenced by GenerateTrees().
static void PlantTreesOnTile | ( | TileIndex | tile, | |
TreeType | treetype, | |||
uint | count, | |||
uint | growth | |||
) | [static] |
Creates a tree tile Ground type and density is preserved.
tile | where to plant the trees. | |
type | The type of the tree | |
count | the number of trees (minus 1) | |
growth | the growth status |
Definition at line 73 of file tree_cmd.cpp.
References CanPlantTreesOnTile(), CLEAR_GRASS, CLEAR_ROUGH, GetClearDensity(), GetClearGround(), GetTileType(), MakeTree(), MP_CLEAR, MP_WATER, TREE_GROUND_GRASS, TREE_GROUND_ROUGH, TREE_GROUND_SHORE, TREE_GROUND_SNOW_DESERT, and TREE_INVALID.
Referenced by CmdPlantTree(), and PlaceTree().
const TileTypeProcs _tile_type_trees_procs |
Initial value:
{ DrawTile_Trees, GetSlopeZ_Trees, ClearTile_Trees, GetAcceptedCargo_Trees, GetTileDesc_Trees, GetTileTrackStatus_Trees, NULL, NULL, TileLoop_Trees, ChangeTileOwner_Trees, NULL, NULL, GetFoundation_Trees, TerraformTile_Trees, }