grafX2/src/tiles.h
2017-12-29 17:17:31 +01:00

64 lines
2.1 KiB
C

/* vim:expandtab:ts=2 sw=2:
*/
/* Grafx2 - The Ultimate 256-color bitmap paint program
Copyright 2011 Yves Rizoud
Copyright 2011 Adrien Destugues
Grafx2 is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; version 2
of the License.
Grafx2 is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Grafx2; if not, see <http://www.gnu.org/licenses/>
*/
//////////////////////////////////////////////////////////////////////////////
///@file tiles.h
/// Functions for tilemap effect
//////////////////////////////////////////////////////////////////////////////
/// 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);
/// 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;