* better handling of special weapon timeout.

* the bomb is now part of the standard fire button effect.
  * overlay for life and special weapon jauges.

src/Makefile.am

@@ -22,16 +22,17 @@ ttyvaders_SOURCES = \
 	aliens.c \
 	bonus.c \
 	ceo.c \
+	collide.c \
 	common.h \
 	explosions.c \
+	graphics.c \
 	main.c \
 	math.c \
-	starfield.c \
-	weapons.c \
-	collide.c \
-	graphics.c \
+	overlay.c \
 	player.c \
+	starfield.c \
 	tunnel.c \
+	weapons.c \
 	$(NULL)
 
 ttyvaders_CPPFLAGS = $(CPPFLAGS_slang) $(CPPFLAGS_ncurses)

src/common.h

@@ -3,7 +3,7 @@
  *   Copyright (c) 2002 Sam Hocevar <sam@zoy.org>
  *                 All Rights Reserved
  *
- *   $Id: common.h,v 1.13 2002/12/23 13:46:27 sam Exp $
+ *   $Id: common.h,v 1.14 2002/12/23 15:06:13 sam Exp $
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -20,14 +20,28 @@
  *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  */
 
-#define MAX_LIFE 1000
-
+/*
+ * Compile-time limits
+ */
 #define STARS 50
 #define WEAPONS 200
 #define BONUS 30
 #define ALIENS 30
 #define EXPLOSIONS 200
 
+/*
+ * Game defines
+ */
+#define MAX_LIFE 1000
+#define MAX_SPECIAL 200
+
+#define COST_NUKE     (100*MAX_SPECIAL/100)
+#define COST_BEAM      (75*MAX_SPECIAL/100)
+#define COST_FRAGBOMB  (50*MAX_SPECIAL/100)
+
+/*
+ * Graphics primitives
+ */
 #ifdef USE_SLANG
 #   include <slang.h>
 #   define gfx_color(x) SLsmg_set_color(x)
@@ -49,10 +63,16 @@
 
 #define gfx_putcharTO(x,y,c) do{ gfx_goto(x,y); gfx_putchar(c); }while(0)
 
+/*
+ * Useful macros
+ */
 #define GET_RAND(p,q) ((p)+(int)((1.0*((q)-(p)))*rand()/(RAND_MAX+1.0)))
 #define GET_MAX(a,b) ((a)>(b)?(a):(b))
 #define GET_MIN(a,b) ((a)<(b)?(a):(b))
 
+/*
+ * Game structures
+ */
 typedef struct
 {
     int w, h, *left, *right;
@@ -105,7 +125,7 @@ typedef struct
 {
     int x, y;
     int vx, vy;
-    int weapon, nuke;
+    int weapon, special;
     int life, dead;
 
 } player;
@@ -145,15 +165,45 @@ typedef struct
 #define CYAN 9
 #define MAGENTA 10
 
-void collide_weapons_tunnel( game *g, weapons *wp, tunnel *t, explosions *ex );
-void collide_weapons_aliens( game *g, weapons *wp, aliens *al, explosions *ex );
-void collide_player_tunnel( game *g, player *p, tunnel *t, explosions *ex );
-
+/*
+ * From aliens.c
+ */
 void init_aliens( game *g, aliens *al );
 void draw_aliens( game *g, aliens *al );
 void update_aliens( game *g, aliens *al );
 void add_alien( game *g, aliens *al, int x, int y, int type );
 
+/*
+ * From bonus.c
+ */
+void init_bonus( game *g, bonus *bo );
+void draw_bonus( game *g, bonus *bo );
+void update_bonus( game *g, bonus *bo );
+void add_bonus( game *g, bonus *bo, int x, int y, int type );
+
+/*
+ * From ceo.c
+ */
+void ceo_alert( void );
+
+/*
+ * From collide.c
+ */
+void collide_weapons_tunnel( game *g, weapons *wp, tunnel *t, explosions *ex );
+void collide_weapons_aliens( game *g, weapons *wp, aliens *al, explosions *ex );
+void collide_player_tunnel( game *g, player *p, tunnel *t, explosions *ex );
+
+/*
+ * From explosions.c
+ */
+void init_explosions( game *g, explosions *ex );
+void add_explosion( game *g, explosions *ex, int x, int y, int vx, int vy, int type );
+void draw_explosions( game *g, explosions *ex );
+void update_explosions( game *g, explosions *ex );
+
+/*
+ * From graphics.c
+ */
 int init_graphics( void );
 void init_game( game *g );
 char get_key( void );
@@ -161,37 +211,45 @@ void clear_graphics( void );
 void refresh_graphics( void );
 void end_graphics( void );
 
+/*
+ * From math.c
+ */
+int r00t( int a );
+
+/*
+ * From overlay.c
+ */
+void draw_overlay( game *g );
+
+/*
+ * From player.c
+ */
 player * create_player( game *g );
 void free_player( player *p );
 void draw_player( game *g, player *p );
 void update_player( game *g, player *p );
 
-void init_weapons( game *g, weapons *wp );
-void draw_weapons( game *g, weapons *wp );
-void update_weapons( game *g, weapons *wp );
-void add_weapon( game *g, weapons *wp, int x, int y, int vx, int vy, int type );
-
-void init_bonus( game *g, bonus *bo );
-void draw_bonus( game *g, bonus *bo );
-void update_bonus( game *g, bonus *bo );
-void add_bonus( game *g, bonus *bo, int x, int y, int type );
-
+/*
+ * From starfield.c
+ */
 starfield * create_starfield( game *g );
 void draw_starfield( game *g, starfield *s );
 void update_starfield( game *g, starfield *s );
 void free_starfield( game *g, starfield *s );
 
+/*
+ * From tunnel.c
+ */
 tunnel * create_tunnel( game *g, int w, int h );
 void free_tunnel( tunnel *t );
 void draw_tunnel( game *g, tunnel *t );
 void update_tunnel( game *g, tunnel *t );
 
-void init_explosions( game *g, explosions *ex );
-void add_explosion( game *g, explosions *ex, int x, int y, int vx, int vy, int type );
-void draw_explosions( game *g, explosions *ex );
-void update_explosions( game *g, explosions *ex );
-
-void ceo_alert( void );
-
-int r00t( int a );
+/*
+ * From weapons.c
+ */
+void init_weapons( game *g, weapons *wp );
+void draw_weapons( game *g, weapons *wp );
+void update_weapons( game *g, weapons *wp );
+void add_weapon( game *g, weapons *wp, int x, int y, int vx, int vy, int type );
 

src/main.c

@@ -3,7 +3,7 @@
  *   Copyright (c) 2002 Sam Hocevar <sam@zoy.org>
  *                 All Rights Reserved
  *
- *   $Id: main.c,v 1.14 2002/12/23 13:46:27 sam Exp $
+ *   $Id: main.c,v 1.15 2002/12/23 15:06:13 sam Exp $
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -84,19 +84,27 @@ static void start_game (game *g)
         {
             switch( key )
             {
-                case 'q':
-                    quit = 1;
-                    break;
-                case 'p':
-                    poz = !poz;
-                    break;
-                case '\t':
-                    ceo_alert();
-                    poz = 1;
-                    break;
-                case 's':
-                    skip = 1;
+            case 'q':
+                quit = 1;
+                break;
+            case 'p':
+                poz = !poz;
+                break;
+            case '\t':
+                ceo_alert();
+                poz = 1;
+                break;
+            case 's':
+                skip = 1;
+                break;
+            default:
+                if( g->p->dead )
+                {
                     break;
+                }
+
+                switch( key )
+                {
                 case 'h':
                     g->p->vx = -2;
                     break;
@@ -110,52 +118,49 @@ static void start_game (game *g)
                     g->p->vx = 2;
                     break;
                 case 'n':
-                    if( g->p->nuke == 0 )
+                    if( g->p->special >= COST_NUKE )
                     {
-                        g->p->nuke = 40;
+                        g->p->special -= COST_NUKE;
                         add_weapon( g, g->wp, (g->p->x + 2) << 4, g->p->y << 4, 0, 0, WEAPON_NUKE );
                     }
                     break;
-                case '\r':
-                    if( g->p->nuke == 0 )
-                    {
-                        g->p->nuke = 40;
-                        add_weapon( g, g->wp, (g->p->x + 2) << 4, g->p->y << 4, 0, 0, WEAPON_BEAM );
-                    }
-                    break;
                 case 'f':
-                    if( g->p->nuke == 0 )
+                    if( g->p->special >= COST_FRAGBOMB )
                     {
-                        g->p->nuke = 40;
+                        g->p->special -= COST_FRAGBOMB;
                         add_weapon( g, g->wp, (g->p->x + 2) << 4, g->p->y << 4, 0, -16, WEAPON_FRAGBOMB );
                     }
                     break;
                 case 'b':
-                    if( g->p->weapon == 0 )
+                    if( g->p->special >= COST_BEAM )
                     {
-                        g->p->weapon = 4;
-                        add_weapon( g, g->wp, (g->p->x + 2) << 4, g->p->y << 4, 0, -16, WEAPON_BOMB );
+                        g->p->special -= COST_BEAM;
+                        add_weapon( g, g->wp, (g->p->x + 2) << 4, g->p->y << 4, 0, 0, WEAPON_BEAM );
                     }
+                    break;
                 case ' ':
                     if( g->p->weapon == 0 )
                     {
                         g->p->weapon = 4;
                         add_weapon( g, g->wp, g->p->x << 4, g->p->y << 4, 0, -32, WEAPON_LASER );
                         add_weapon( g, g->wp, (g->p->x + 5) << 4, g->p->y << 4, 0, -32, WEAPON_LASER );
-                        /* Extra shtuph */
+                        /* Extra schtuph */
                         add_weapon( g, g->wp, g->p->x << 4, g->p->y << 4, -24, -16, WEAPON_SEEKER );
                         add_weapon( g, g->wp, (g->p->x + 5) << 4, g->p->y << 4, 24, -16, WEAPON_SEEKER );
-                        /* More shtuph */
+                        /* More schtuph */
                         add_weapon( g, g->wp, (g->p->x + 1) << 4, (g->p->y - 1) << 4, 0, -32, WEAPON_LASER );
                         add_weapon( g, g->wp, (g->p->x + 4) << 4, (g->p->y - 1) << 4, 0, -32, WEAPON_LASER );
-                        /* Even more shtuph */
+                        /* Even more schtuph */
                         add_weapon( g, g->wp, (g->p->x + 2) << 4, (g->p->y - 1) << 4, 0, -32, WEAPON_LASER );
                         add_weapon( g, g->wp, (g->p->x + 3) << 4, (g->p->y - 1) << 4, 0, -32, WEAPON_LASER );
-                        /* Extra shtuph */
+                        /* Extra schtuph */
                         add_weapon( g, g->wp, g->p->x << 4, g->p->y << 4, -32, 0, WEAPON_SEEKER );
                         add_weapon( g, g->wp, (g->p->x + 5) << 4, g->p->y << 4, 32, 0, WEAPON_SEEKER );
+                        /* MORE SCHTUPH! */
+                        add_weapon( g, g->wp, (g->p->x + 2) << 4, g->p->y << 4, 0, -16, WEAPON_BOMB );
                     }
                     break;
+                }
             }
         }
 
@@ -209,6 +214,7 @@ static void start_game (game *g)
         draw_explosions( g, g->ex );
         draw_weapons( g, g->wp );
         draw_player( g, g->p );
+        draw_overlay( g );
 
         /* Refresh */
         refresh_graphics();

src/overlay.c

@@ -0,0 +1,86 @@
+/*
+ *   ttyvaders     Textmode shoot'em up
+ *   Copyright (c) 2002 Sam Hocevar <sam@zoy.org>
+ *                 All Rights Reserved
+ *
+ *   $Id: overlay.c,v 1.1 2002/12/23 15:06:13 sam Exp $
+ *
+ *   This program 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; either version 2 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program 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 this program; if not, write to the Free Software
+ *   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <stdlib.h>
+
+#include "common.h"
+
+void draw_overlay( game *g )
+{
+    static char dots30[] = "------------------------------";
+    static char dashes30[] = "==============================";
+
+    /* Draw life jauge */
+    gfx_color( GRAY );
+    gfx_goto( 2, 1 );
+    gfx_putstr( dots30 );
+
+    if( g->p->life > MAX_LIFE * 7 / 10 )
+    {
+        gfx_color( GREEN );
+    }
+    else if( g->p->life > MAX_LIFE * 3 / 10 )
+    {
+        gfx_color( YELLOW );
+    }
+    else
+    {
+        gfx_color( RED );
+    }
+
+    gfx_goto( 2, 1 );
+    gfx_putstr( dashes30 + ( MAX_LIFE - g->p->life ) * 30 / MAX_LIFE );
+
+    gfx_color( WHITE );
+    gfx_goto( 1, 1 );
+    gfx_putstr( "|" );
+    gfx_goto( 32, 1 );
+    gfx_putstr( "| L" );
+
+    /* Draw weapon jauge */
+    gfx_color( GRAY );
+    gfx_goto( 38, 1 );
+    gfx_putstr( dots30 + 10 );
+
+    if( g->p->special > MAX_SPECIAL * 9 / 10 )
+    {
+        gfx_color( WHITE );
+    }
+    else if( g->p->special > MAX_SPECIAL * 3 / 10 )
+    {
+        gfx_color( CYAN );
+    }
+    else
+    {
+        gfx_color( BLUE );
+    }
+
+    gfx_goto( 38, 1 );
+    gfx_putstr( dashes30 + 10 + ( MAX_SPECIAL - g->p->special ) * 20 / MAX_SPECIAL );
+
+    gfx_color( WHITE );
+    gfx_goto( 37, 1 );
+    gfx_putstr( "|" );
+    gfx_goto( 58, 1 );
+    gfx_putstr( "| S" );
+}
+

src/player.c

@@ -3,7 +3,7 @@
  *   Copyright (c) 2002 Sam Hocevar <sam@zoy.org>
  *                 All Rights Reserved
  *
- *   $Id: player.c,v 1.6 2002/12/23 13:46:27 sam Exp $
+ *   $Id: player.c,v 1.7 2002/12/23 15:06:13 sam Exp $
  *
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
@@ -34,7 +34,7 @@ player * create_player( game *g )
     p->vx = 0;
     p->vy = 0;
     p->weapon = 0;
-    p->nuke = 0;
+    p->special = MAX_SPECIAL;
     p->life = MAX_LIFE;
 
     return p;
@@ -86,9 +86,9 @@ void update_player( game *g, player *p )
         p->weapon--;
     }
 
-    if( p->nuke )
+    if( p->special < MAX_SPECIAL )
     {
-        p->nuke--;
+        p->special++;
     }
 
     /* Update life */