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Codechange: Merge (IsOn|Toggle)(Snow|Desert) into (IsOn|Toggle)SnowOrDesert.

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This commit is contained in:
frosch
2025-04-17 13:41:18 +02:00
committed by frosch
parent 252376ce3e
commit 42deccc4f5
3 changed files with 10 additions and 14 deletions
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2
src/newgrf_commons.cpp
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@@ -357,7 +357,7 @@ uint32_t GetTerrainType(TileIndex tile, TileContext context)
case MP_ROAD:
/* During map generation the snowstate may not be valid yet, as the tileloop may not have run yet. */
if (_generating_world) goto genworld; // we do not care about foundations here
has_snow = IsOnSnow(tile);
has_snow = IsOnSnowOrDesert(tile);
break;
case MP_TREES: {

14
src/road_cmd.cpp
View File

@@ -1628,7 +1628,7 @@ static void DrawRoadBits(TileInfo *ti)
/* DrawFoundation() modifies ti. */
}
DrawRoadGroundSprites(ti, road, tram, road_rti, tram_rti, GetRoadside(ti->tile), IsOnSnow(ti->tile));
DrawRoadGroundSprites(ti, road, tram, road_rti, tram_rti, GetRoadside(ti->tile), IsOnSnowOrDesert(ti->tile));
/* Draw one way */
if (road_rti != nullptr) {
@@ -1720,7 +1720,7 @@ static void DrawTile_Road(TileInfo *ti)
SpriteID image = SPR_ROAD_Y + axis;
Roadside roadside = GetRoadside(ti->tile);
if (DrawRoadAsSnowOrDesert(IsOnSnow(ti->tile), roadside)) {
if (DrawRoadAsSnowOrDesert(IsOnSnowOrDesert(ti->tile), roadside)) {
image += 19;
} else {
switch (roadside) {
@@ -1736,7 +1736,7 @@ static void DrawTile_Road(TileInfo *ti)
if (IsCrossingBarred(ti->tile)) image += 2;
Roadside roadside = GetRoadside(ti->tile);
if (DrawRoadAsSnowOrDesert(IsOnSnow(ti->tile), roadside)) {
if (DrawRoadAsSnowOrDesert(IsOnSnowOrDesert(ti->tile), roadside)) {
image += 8;
} else {
switch (roadside) {
@@ -1975,16 +1975,16 @@ static void TileLoop_Road(TileIndex tile)
case LandscapeType::Arctic: {
/* Roads on flat foundations use the snow level of the height they are elevated to. All others use the snow level of their minimum height. */
int tile_z = (std::get<Slope>(GetFoundationSlope(tile)) == SLOPE_FLAT) ? GetTileMaxZ(tile) : GetTileZ(tile);
if (IsOnSnow(tile) != (tile_z > GetSnowLine())) {
ToggleSnow(tile);
if (IsOnSnowOrDesert(tile) != (tile_z > GetSnowLine())) {
ToggleSnowOrDesert(tile);
MarkTileDirtyByTile(tile);
}
break;
}
case LandscapeType::Tropic:
if (GetTropicZone(tile) == TROPICZONE_DESERT && !IsOnDesert(tile)) {
ToggleDesert(tile);
if (GetTropicZone(tile) == TROPICZONE_DESERT && !IsOnSnowOrDesert(tile)) {
ToggleSnowOrDesert(tile);
MarkTileDirtyByTile(tile);
}
break;

8
src/road_map.h
View File

@@ -433,25 +433,21 @@ inline void BarCrossing(Tile t)
SetCrossingBarred(t, true);
}
/** Check if a road tile has snow/desert. */
#define IsOnDesert IsOnSnow
/**
* Check if a road tile has snow/desert.
* @param t The tile to query.
* @return True if the tile has snow/desert.
*/
inline bool IsOnSnow(Tile t)
inline bool IsOnSnowOrDesert(Tile t)
{
return HasBit(t.m7(), 5);
}
/** Toggle the snow/desert state of a road tile. */
#define ToggleDesert ToggleSnow
/**
* Toggle the snow/desert state of a road tile.
* @param t The tile to change.
*/
inline void ToggleSnow(Tile t)
inline void ToggleSnowOrDesert(Tile t)
{
ToggleBit(t.m7(), 5);
}