Tilemap: Support for x-flipped and xy-flipped (180°) tiles

git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@1864 416bcca6-2ee7-4201-b75f-2eb2f807beb1
2011-11-11 15:39:23 +00:00
parent 3b989f3eb3
commit e9a2ad8e81
2 changed files with 91 additions and 3 deletions
--- a/src/tiles.h
+++ b/src/tiles.h
@@ -36,3 +36,10 @@ void Tilemap_draw(word x, word y, byte color);
 #define TILE_X(t) (((t)%Main_tilemap_width)*Snap_width+Snap_offset_X)
 #define TILE_Y(t) (((t)/Main_tilemap_width)*Snap_height+Snap_offset_Y)

+enum TILE_FLIPPED
+{
+  TILE_FLIPPED_NONE = 0,
+  TILE_FLIPPED_X = 1,
+  TILE_FLIPPED_Y = 2,
+  TILE_FLIPPED_XY = 3, // needs be TILE_FLIPPED_X|TILE_FLIPPED_Y
+};