#define MAP_WIDTH               640     //Change this, if you like.
#define UNITS_NUM               32      //Change this, if you like.
#define HEX_SIDE                11

U0 InitDefines()
{
  DefinePrint("MAP_HEIGHT","%d",(GR_HEIGHT-FONT_HEIGHT*2)*MAP_WIDTH/GR_WIDTH);
  DefinePrint("DCOS",      "%12.9f",    HEX_SIDE*Cos(60.0/180*pi));
  DefinePrint("DSIN",      "%12.9f",    HEX_SIDE*Sin(60.0/180*pi));
  DefinePrint("HEX_RADIUS","%12.9f",    HEX_SIDE*Sin(60.0/180*pi)+0.01); //Slop
}
InitDefines;

I64     map_cols=(MAP_WIDTH-DCOS)/(2*HEX_SIDE+2*DCOS),
    map_rows=ToI64((MAP_HEIGHT-DSIN)/DSIN)&~1,
    map_width=map_cols*(2*HEX_SIDE+2*DCOS)+DCOS,
    map_height=map_rows*DSIN+DSIN+1,
    x0,y0;

CDC     *map_dc;
U8      terrain[map_rows][map_cols];

//Centers of hexes
class Pt
{
  F64 x,y;
};
Pt      hex_centers[map_rows][map_cols];

I64     show_vis_row,show_vis_col;
Bool    roads[map_rows][map_cols],
      rivers[map_rows][map_cols],
      vis_map[map_rows][map_cols];

//Other options for PLAINS are WHITE or YELLOW
#define PLAINS          LTGREEN
#define TREES           GREEN
#define MOUNTAINS       DKGRAY

//These are used to display a range circle when they player
//is firing.
F64     fire_radius,fire_radius_x,fire_radius_y;

//These display "phase", "turn" and "game over".
U8      msg_buf[STR_LEN];
I64     msg_off_timeout; //Jiffies. Goes away after a time.

//Unit types
#define UT_INFANTRY     0
#define UT_ARTILLERY    1
#define UT_LT_TANK      2
#define UT_MD_TANK      3

class Unit
{
  U8    *img;
  I64   num,row,col,
      armored_attack,unarmored_attack,armor;
  I8    type,player,facing,movement,life,
   range,remaining_movement,accuracy;
  Bool  vis[2],fired,infantry,indirect_fire,pad[3];
};

Unit    units[2][UNITS_NUM];

// Bt(vis_unit_bitmap,player1+player0*((UNITS_NUM+7)&~7))
U8      vis_unit_bitmap[2][(((UNITS_NUM+7)&~7)*UNITS_NUM)>>3];

#define PHASE_START     0
#define PHASE_INDIRECT  0
#define PHASE_INDIRECT0 0
#define PHASE_INDIRECT1 1
#define PHASE_MOVE      2
#define PHASE_MOVE0     2
#define PHASE_MOVE1     3
#define PHASE_DIRECT    4
#define PHASE_DIRECT0   4
#define PHASE_DIRECT1   5
#define PHASE_END       6

I64     phase,cur_player,enemy_player,view_player,turn,
    cursor_row,cursor_col,alive_cnt[2],
    player_indirect[2],player_move[2],player_direct[2];
F64     animation_delay=0.5;

Bool    moving=FALSE;
I64     move_x,move_y;
F64     move_facing;
Unit    *moving_unit;
extern I64 HexMoveOne(I64 *_row,I64 *_col,F64 x,F64 y);

class IndirectOrders
{
  IndirectOrders *next,*last;
  Unit  *attacker;
  I64   row,col;
} indirect_head;

Bool    firing=FALSE;
I64     fire_x,fire_y;
Unit    *target_unit;
Bool    target_hit;

Bool    indirect_explosion=FALSE;
I64     indirect_row,indirect_col;

I64     row_offsets[7]= {-1,-2,-1,1,2,1,0};
I64     col_offsets_even[7]= {-1, 0, 0,0,0,-1,0};
I64     col_offsets_odd [7]= { 0, 0, 1,1,0, 0,0};