OpenTTD
|
Data Structures | |
struct | SnowLine |
Structure describing the height of the snow line each day of the year. More... |
Functions | |
bool | IsSnowLineSet () |
Has a snow line table already been loaded. | |
void | SetSnowLine (byte table[SNOW_LINE_MONTHS][SNOW_LINE_DAYS]) |
Set a variable snow line, as loaded from a newgrf file. | |
byte | GetSnowLine () |
Get the current snow line, either variable or static. | |
byte | HighestSnowLine () |
Get the highest possible snow line height, either variable or static. | |
byte | LowestSnowLine () |
Get the lowest possible snow line height, either variable or static. | |
void | ClearSnowLine () |
Clear the variable snow line table and free the memory. |
Variables | |
static SnowLine * | _snow_line = NULL |
Description of the snow line throughout the year. |
byte GetSnowLine | ( | ) |
Get the current snow line, either variable or static.
Definition at line 564 of file landscape.cpp.
References _date, _settings_game, ConvertDateToYMD(), YearMonthDay::day, GameSettings::game_creation, YearMonthDay::month, GameCreationSettings::snow_line_height, and SnowLine::table.
Referenced by TownViewWindow::DrawWidget(), GetGlobalVariable(), GetTerrainType(), PlaceTreesRandomly(), SplitGroundSpriteForOverlay(), TileLoopClearAlps(), and UpdateTownGrowRate().
byte HighestSnowLine | ( | ) |
Get the highest possible snow line height, either variable or static.
Definition at line 578 of file landscape.cpp.
References _settings_game, GameSettings::game_creation, SnowLine::highest_value, and GameCreationSettings::snow_line_height.
Referenced by BuildTownHouse(), CheckNewIndustry_Farm(), and CheckNewIndustry_Forest().
bool IsSnowLineSet | ( | ) |
Has a snow line table already been loaded.
Definition at line 535 of file landscape.cpp.
Referenced by GlobalVarChangeInfo().
byte LowestSnowLine | ( | ) |
Get the lowest possible snow line height, either variable or static.
Definition at line 588 of file landscape.cpp.
References _settings_game, GameSettings::game_creation, SnowLine::lowest_value, and GameCreationSettings::snow_line_height.
Referenced by TownViewWindow::DrawWidget(), and TownViewWindow::GetDesiredInfoHeight().
void SetSnowLine | ( | byte | table[SNOW_LINE_MONTHS][SNOW_LINE_DAYS] | ) |
Set a variable snow line, as loaded from a newgrf file.
table | the 12 * 32 byte table containing the snowline for each day |
Definition at line 545 of file landscape.cpp.
References SnowLine::highest_value, SnowLine::lowest_value, max(), min(), SNOW_LINE_DAYS, SNOW_LINE_MONTHS, and SnowLine::table.
Referenced by GlobalVarChangeInfo().
|
static |
Description of the snow line throughout the year.
If it is NULL
, a static snowline height is used, as set by _settings_game.game_creation.snow_line_height
. Otherwise it points to a table loaded from a newGRF file that describes the variable snowline.
Definition at line 89 of file landscape.cpp.