/* tiles currently on screen */
static int screentiles[MAX_PLAYFIELD_HEIGHT + 2][MAX_PLAYFIELD_WIDTH + 2];
static int crumbled_state[MAX_PLAYFIELD_HEIGHT + 2][MAX_PLAYFIELD_WIDTH + 2];
-static boolean redraw[MAX_PLAYFIELD_WIDTH + 2][MAX_PLAYFIELD_HEIGHT + 2];
-
-/* copy the entire screen to the window at the scroll position */
void BlitScreenToBitmap_EM(Bitmap *target_bitmap)
{
+ /* blit all (up to four) parts of the scroll buffer to the target bitmap */
+
int x = screen_x % (MAX_BUF_XSIZE * TILEX);
int y = screen_y % (MAX_BUF_YSIZE * TILEY);
int sx, sy, sxsize, sysize;
void BackToFront_EM(void)
{
- int x, y;
-
- /* blit all (up to four) parts of the scroll buffer to the backbuffer */
- BlitScreenToBitmap_EM(backbuffer);
-
- /* blit the completely updated backbuffer to the window (in one blit) */
BlitBitmap(backbuffer, window, SX, SY, SXSIZE, SYSIZE, SX, SY);
-
- for (x = 0; x < MAX_BUF_XSIZE; x++)
- for (y = 0; y < MAX_BUF_YSIZE; y++)
- redraw[x][y] = FALSE;
- redraw_tiles = 0;
-}
-
-void blitscreen(void)
-{
- BackToFront_EM();
}
static struct GraphicInfo_EM *getObjectGraphic(int x, int y)
screentiles[sy][sx] = obj;
crumbled_state[sy][sx] = crm;
-
- redraw[sx][sy] = TRUE;
- redraw_tiles++;
}
}
}
/* redraw screen tiles in the next frame (player may have left the tiles) */
screentiles[old_sy][old_sx] = -1;
screentiles[new_sy][new_sx] = -1;
-
- /* mark screen tiles as dirty (force screen refresh with changed content) */
- redraw[old_sx][old_sy] = TRUE;
- redraw[new_sx][new_sy] = TRUE;
- redraw_tiles += 2;
}
}
for (i = 0; i < MAX_PLAYERS; i++)
blitplayer(&ply[i]);
- blitscreen();
+ BlitScreenToBitmap_EM(backbuffer);
+ BackToFront_EM();
Delay(wait_delay_value);
for (i = 0; i < MAX_PLAYERS; i++)
blitplayer(&ply[i]);
- blitscreen();
+ BlitScreenToBitmap_EM(backbuffer);
+ BackToFront_EM();
Delay(wait_delay_value);
}
for (i = 0; i < MAX_PLAYERS; i++)
blitplayer(&ply[i]);
}
-
-void game_animscreen(void)
-{
- RedrawPlayfield_EM(FALSE);
-}