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Tilemap mode: added a missing tile refresh after using the scroll(pan) tool. Added a few Doxygen comments.

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git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@1939 416bcca6-2ee7-4201-b75f-2eb2f807beb1
This commit is contained in:
Yves Rizoud
2012-03-30 21:46:54 +00:00
parent a137e063f0
commit c5f9bb354d
3 changed files with 58 additions and 128 deletions
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26
src/tiles.h
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@@ -24,32 +24,40 @@
/// Functions for tilemap effect
//////////////////////////////////////////////////////////////////////////////
int compare_tiles(word x1, word y1, word x2, word y2);
/// Create or update a tilemap based on current screen pixels.
void Tilemap_update(void);
///
/// Draw a pixel while Tilemap mode is active : This will paint on all
/// similar tiles of the layer, visible on the screen or not.
void Tilemap_draw(word x, word y, byte color);
///
/// This exchanges the tilemap settings of the main and spare, it should
/// be called when swapping pages.
void Swap_tilemap(void);
///
/// Clears all tilemap data and settings for the main page.
/// Safe to call again.
void Disable_main_tilemap(void);
///
/// Clears all tilemap data and settings for the spare.
/// Safe to call again.
void Disable_spare_tilemap(void);
#define TILE_FOR_COORDS(x,y) (((y)-Snap_offset_Y)/Snap_height*Main_tilemap_width+((x)-Snap_offset_X)/Snap_width)
#define TILE_AT(x,y) (y)*Main_tilemap_width+(x)
#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)
/// Tilemap for the main screen
extern T_Tile * Main_tilemap;
/// Number of tiles (horizontally) for the main page's tilemap
extern short Main_tilemap_width;
/// Number of tiles (vertically) for the main page's tilemap
extern short Main_tilemap_height;
/// Tilemap for the spare
extern T_Tile * Spare_tilemap;
/// Number of tiles (horizontally) for the spare page's tilemap
extern short Spare_tilemap_width;
/// Number of tiles (vertically) for the spare page's tilemap
extern short Spare_tilemap_height;