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-rw-r--r--src/clear_cmd.cpp10
-rw-r--r--src/landscape.cpp4
-rw-r--r--src/rail_cmd.cpp6
-rw-r--r--src/slope_func.h12
-rw-r--r--src/tree_cmd.cpp2
-rw-r--r--src/tunnelbridge_cmd.cpp2
-rw-r--r--src/variables.h3
-rw-r--r--src/viewport.cpp2
8 files changed, 25 insertions, 16 deletions
diff --git a/src/clear_cmd.cpp b/src/clear_cmd.cpp
index 2f91f2fd0..e417c5053 100644
--- a/src/clear_cmd.cpp
+++ b/src/clear_cmd.cpp
@@ -50,13 +50,13 @@ static CommandCost ClearTile_Clear(TileIndex tile, DoCommandFlag flags)
void DrawClearLandTile(const TileInfo *ti, byte set)
{
- DrawGroundSprite(SPR_FLAT_BARE_LAND + _tileh_to_sprite[ti->tileh] + set * 19, PAL_NONE);
+ DrawGroundSprite(SPR_FLAT_BARE_LAND + SlopeToSpriteOffset(ti->tileh) + set * 19, PAL_NONE);
}
void DrawHillyLandTile(const TileInfo *ti)
{
if (ti->tileh != SLOPE_FLAT) {
- DrawGroundSprite(SPR_FLAT_ROUGH_LAND + _tileh_to_sprite[ti->tileh], PAL_NONE);
+ DrawGroundSprite(SPR_FLAT_ROUGH_LAND + SlopeToSpriteOffset(ti->tileh), PAL_NONE);
} else {
DrawGroundSprite(_landscape_clear_sprites_rough[GB(ti->x ^ ti->y, 4, 3)], PAL_NONE);
}
@@ -92,16 +92,16 @@ static void DrawTile_Clear(TileInfo *ti)
break;
case CLEAR_ROCKS:
- DrawGroundSprite(SPR_FLAT_ROCKY_LAND_1 + _tileh_to_sprite[ti->tileh], PAL_NONE);
+ DrawGroundSprite(SPR_FLAT_ROCKY_LAND_1 + SlopeToSpriteOffset(ti->tileh), PAL_NONE);
break;
case CLEAR_FIELDS:
- DrawGroundSprite(_clear_land_sprites_farmland[GetFieldType(ti->tile)] + _tileh_to_sprite[ti->tileh], PAL_NONE);
+ DrawGroundSprite(_clear_land_sprites_farmland[GetFieldType(ti->tile)] + SlopeToSpriteOffset(ti->tileh), PAL_NONE);
break;
case CLEAR_SNOW:
case CLEAR_DESERT:
- DrawGroundSprite(_clear_land_sprites_snow_desert[GetClearDensity(ti->tile)] + _tileh_to_sprite[ti->tileh], PAL_NONE);
+ DrawGroundSprite(_clear_land_sprites_snow_desert[GetClearDensity(ti->tile)] + SlopeToSpriteOffset(ti->tileh), PAL_NONE);
break;
}
diff --git a/src/landscape.cpp b/src/landscape.cpp
index 25b41d130..5352a6467 100644
--- a/src/landscape.cpp
+++ b/src/landscape.cpp
@@ -63,8 +63,8 @@ const TileTypeProcs * const _tile_type_procs[16] = {
&_tile_type_unmovable_procs, ///< Callback functions for MP_UNMOVABLE tiles
};
-/* landscape slope => sprite */
-const byte _tileh_to_sprite[32] = {
+/** landscape slope => sprite */
+extern const byte _slope_to_sprite_offset[32] = {
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 0,
0, 0, 0, 0, 0, 0, 0, 16, 0, 0, 0, 17, 0, 15, 18, 0,
};
diff --git a/src/rail_cmd.cpp b/src/rail_cmd.cpp
index ab3444cbd..70a5a4325 100644
--- a/src/rail_cmd.cpp
+++ b/src/rail_cmd.cpp
@@ -1876,7 +1876,7 @@ static void DrawTrackBitsOverlay(TileInfo *ti, TrackBits track, const RailtypeIn
default: image = SPR_FLAT_GRASS_TILE; break;
}
- image += _tileh_to_sprite[ti->tileh];
+ image += SlopeToSpriteOffset(ti->tileh);
DrawGroundSprite(image, PAL_NONE);
}
@@ -1966,7 +1966,7 @@ static void DrawTrackBitsOverlay(TileInfo *ti, TrackBits track, const RailtypeIn
default: image = SPR_FLAT_GRASS_TILE; break;
}
- image += _tileh_to_sprite[fake_slope];
+ image += SlopeToSpriteOffset(fake_slope);
DrawGroundSprite(image, PAL_NONE, &(_halftile_sub_sprite[halftile_corner]));
@@ -2038,7 +2038,7 @@ static void DrawTrackBits(TileInfo *ti, TrackBits track)
case RAIL_GROUND_ICE_DESERT: image = SPR_FLAT_SNOW_DESERT_TILE; break;
default: image = SPR_FLAT_GRASS_TILE; break;
}
- image += _tileh_to_sprite[ti->tileh];
+ image += SlopeToSpriteOffset(ti->tileh);
}
} else {
if (ti->tileh != SLOPE_FLAT) {
diff --git a/src/slope_func.h b/src/slope_func.h
index b6a0a6e9d..c05df5656 100644
--- a/src/slope_func.h
+++ b/src/slope_func.h
@@ -397,4 +397,16 @@ static inline Foundation SpecialRailFoundation(Corner corner)
return (Foundation)(FOUNDATION_RAIL_W + corner);
}
+/**
+ * Returns the #Sprite offset for a given #Slope.
+ *
+ * @param s The #Slope to get the offset for.
+ * @return The sprite offset for this #Slope.
+ */
+static inline uint SlopeToSpriteOffset(Slope s)
+{
+ extern const byte _slope_to_sprite_offset[32];
+ return _slope_to_sprite_offset[s];
+}
+
#endif /* SLOPE_FUNC_H */
diff --git a/src/tree_cmd.cpp b/src/tree_cmd.cpp
index 78c771b0b..baed9ab56 100644
--- a/src/tree_cmd.cpp
+++ b/src/tree_cmd.cpp
@@ -457,7 +457,7 @@ static void DrawTile_Trees(TileInfo *ti)
case TREE_GROUND_SHORE: DrawShoreTile(ti->tileh); break;
case TREE_GROUND_GRASS: DrawClearLandTile(ti, GetTreeDensity(ti->tile)); break;
case TREE_GROUND_ROUGH: DrawHillyLandTile(ti); break;
- default: DrawGroundSprite(_clear_land_sprites_snow_desert[GetTreeDensity(ti->tile)] + _tileh_to_sprite[ti->tileh], PAL_NONE); break;
+ default: DrawGroundSprite(_clear_land_sprites_snow_desert[GetTreeDensity(ti->tile)] + SlopeToSpriteOffset(ti->tileh), PAL_NONE); break;
}
DrawClearLandFence(ti);
diff --git a/src/tunnelbridge_cmd.cpp b/src/tunnelbridge_cmd.cpp
index e706b27af..893238e1b 100644
--- a/src/tunnelbridge_cmd.cpp
+++ b/src/tunnelbridge_cmd.cpp
@@ -1060,7 +1060,7 @@ static void DrawTile_TunnelBridge(TileInfo *ti)
if (!ice) {
DrawClearLandTile(ti, 3);
} else {
- DrawGroundSprite(SPR_FLAT_SNOW_DESERT_TILE + _tileh_to_sprite[ti->tileh], PAL_NONE);
+ DrawGroundSprite(SPR_FLAT_SNOW_DESERT_TILE + SlopeToSpriteOffset(ti->tileh), PAL_NONE);
}
/* draw ramp */
diff --git a/src/variables.h b/src/variables.h
index 9c7a0712c..1cd6b14a1 100644
--- a/src/variables.h
+++ b/src/variables.h
@@ -28,7 +28,4 @@ VARDEF char *_config_file;
VARDEF char *_highscore_file;
VARDEF char *_log_file;
-/* landscape.cpp */
-extern const byte _tileh_to_sprite[32];
-
#endif /* VARIABLES_H */
diff --git a/src/viewport.cpp b/src/viewport.cpp
index 5852881f3..b55c4a414 100644
--- a/src/viewport.cpp
+++ b/src/viewport.cpp
@@ -851,7 +851,7 @@ static void DrawTileSelectionRect(const TileInfo *ti, PaletteID pal)
}
sel += opposite_corner;
} else {
- sel = SPR_SELECT_TILE + _tileh_to_sprite[ti->tileh];
+ sel = SPR_SELECT_TILE + SlopeToSpriteOffset(ti->tileh);
}
DrawSelectionSprite(sel, pal, ti, 7, FOUNDATION_PART_NORMAL);
}