added joystick support and a message to the network game..

ChangeLog

@@ -1,10 +1,19 @@
-$Id: ChangeLog,v 1.125 2008/04/04 10:50:49 stpohle Exp $
+$Id: ChangeLog,v 1.126 2008/07/27 11:24:32 stpohle Exp $
 
 CVS Version
 ===========
 
-4.4.2008
+27.7.2008
+- Added Warning if a game get startet with only one player selected
+  Patch send in by: Carles Pina i Estany
+
+- Added Joystick support - Patch send in by: Patrick Kirsch
+  Chenges i made to the patch: I open only once the joystick device.
+  Since after the patch the joystick got opened a few times without
+  closing it again. The setupmenu will display now the number of the
+  button which is selected for the function.
 
+4.4.2008
 - Fixed BUG found by Lars Poeschel
   One player could join without problems and if a second player joined
   this network game, the server crashed in do_contest() accessing

include/bomberclone.h

@@ -1,4 +1,4 @@
-/* $Id: bomberclone.h,v 1.35 2006/08/19 23:41:47 stpohle Exp $ */
+/* $Id: bomberclone.h,v 1.36 2008/07/27 11:24:37 stpohle Exp $ */
 /* bomberclone.h */
 
 #ifndef _BOMBERCLONE_H_
@@ -152,6 +152,7 @@ extern int config_write();
 extern void ReadPrgArgs (int argc, char **argv);
 extern void ReadPrgArgs_Jump (int argc, char **argv);
 extern int check_version (int ma, int mi, int su, char *ver);
+void joypad_config ();
 
 // debug.c
 extern void d_in_pl_detail (char *head);

include/keyb.h

@@ -35,7 +35,13 @@ struct {
 	int keycode [BCK_max];	// keycode
 } typedef BCGameKeys;
 
+struct {
+	int drop;
+	int special;
+} typedef BCGameJoystick;
+
 extern BCGameKeys keyb_gamekeys;
+extern BCGameJoystick joy_keys[2];
 
 extern void keyb_config ();
 extern void keyb_config_reset ();

src/configuration.c

@@ -1,4 +1,4 @@
-/* $Id: configuration.c,v 1.82 2007/12/07 22:06:57 stpohle Exp $
+/* $Id: configuration.c,v 1.83 2008/07/27 11:24:37 stpohle Exp $
  * configuration */
 
 #include <SDL.h>
@@ -441,6 +441,17 @@ config_read ()
             keyb_gamekeys.keycode[BCK_pause] = atoi (value);
         if (!strcmp (keyword, "key_fullscreen"))
             keyb_gamekeys.keycode[BCK_fullscreen] = atoi (value);
+        /*
+         * joypad config 
+         */
+        if (!strcmp (keyword, "joy_1_drop"))
+   	        joy_keys[0].drop = atoi (value);
+        if (!strcmp (keyword, "joy_1_special"))
+   	        joy_keys[0].special = atoi (value);
+        if (!strcmp (keyword, "joy_2_drop"))
+   	        joy_keys[1].drop = atoi (value);
+        if (!strcmp (keyword, "joy_2_special"))
+   	        joy_keys[1].special = atoi (value);
     }
     fclose (config);
     return 0;
@@ -530,6 +541,13 @@ config_write ()
     fprintf (config, "key_mapmenu=%d\n", keyb_gamekeys.keycode[BCK_mapmenu]);
     fprintf (config, "key_pause=%d\n", keyb_gamekeys.keycode[BCK_pause]);
     fprintf (config, "key_playermenu=%d\n", keyb_gamekeys.keycode[BCK_playermenu]);
+    /*
+     * joypad config
+     */
+    fprintf (config, "joy_1_drop=%d\n", joy_keys[0].drop);
+    fprintf (config, "joy_1_special=%d\n", joy_keys[0].special);
+    fprintf (config, "joy_2_drop=%d\n", joy_keys[1].drop);
+    fprintf (config, "joy_2_special=%d\n", joy_keys[1].special);
 
     fclose (config);
     return 0;
@@ -631,8 +649,9 @@ config_menu ()
         menu = menu_new ("Configuration", 400, 300);
         menu_create_label (menu, "General Option", -1, 50, 1, COLOR_brown);
         menu_create_button (menu, "Playernames", 25, 85, 150, 1);
-        menu_create_button (menu, "Keyboard", 225, 85, 150, 2);
+        menu_create_button (menu, "Keyboard", 250, 85, 150, 2);
-        menu_create_button (menu, "Video Setup", -1, 120, 200, 3);
+        menu_create_button (menu, "Joypad", 25, 120, 150, 4);
+        menu_create_button (menu, "Video Setup", 250, 120, 150, 3);
         menu_create_label (menu, "Sound", 25, 154, 0, COLOR_brown);
         menu_create_bool (menu, "ON", 100, 150, 50, &snd.playsound, 4);
         menu_create_label (menu, "Music", 250, 154, 0, COLOR_brown);
@@ -666,6 +685,10 @@ config_menu ()
         case (3):              // Screen Options
             config_video ();
             break;
+       case (4):              // joypad Options
+            joypad_config ();
+            break;
+
         }
     }
     config_write ();

src/game.c

@@ -1,4 +1,4 @@
-/* $Id: game.c,v 1.118 2007/01/12 22:42:31 stpohle Exp $ 
+/* $Id: game.c,v 1.119 2008/07/27 11:24:37 stpohle Exp $ 
   game.c - procedures for the game. */
 
 #include <string.h>
@@ -233,6 +233,11 @@ game_loop ()
 
     if (GT_MP)
         net_game_fillsockaddr ();
+	if ( SDL_InitSubSystem ( SDL_INIT_JOYSTICK ) < 0 )
+        {
+                fprintf ( stderr, "Unable to initialize Joystick: %s\n", SDL_GetError() );
+        }
+	 printf ( "%i joysticks found\n", SDL_NumJoysticks () );
 
     menu = NULL;
     bman.updatestatusbar = 1;   // force an update
@@ -257,6 +262,7 @@ game_loop ()
     }
 
     while (!done && (bman.state == GS_running || bman.state == GS_ready)) {
+	SDL_JoystickUpdate ();
         if ((eventstate = SDL_PollEvent (&event)) != 0)
             switch (event.type) {
             case (SDL_QUIT):

src/keyb.c

@@ -1,4 +1,4 @@
-/* $Id: keyb.c,v 1.6 2005/08/07 17:46:21 stpohle Exp $
+/* $Id: keyb.c,v 1.7 2008/07/27 11:24:37 stpohle Exp $
  * keyb.c
  */
 
@@ -7,8 +7,11 @@
 #include "ogcache-client.h"
 #include "menu.h"
 #include "keyb.h"
+#include "SDL.h"
 
 BCGameKeys keyb_gamekeys;
+BCGameJoystick joy_keys[2];
+SDL_Joystick *joy[2];
 
 /*
  * Translation table for the keycodes 
@@ -76,6 +79,11 @@ void keyb_config_reset () {
 	keyb_gamekeys.keycode[BCK_pause] = SDLK_F4;
 	keyb_gamekeys.keycode[BCK_fullscreen] = SDLK_F8;
 	keyb_gamekeys.keycode[BCK_esc] = SDLK_ESCAPE;
+	
+	joy_keys[0].drop = 0;
+	joy_keys[0].special = 1;
+	joy_keys[1].drop = 0;
+	joy_keys[1].special = 1;
 };
 
 
@@ -119,9 +127,9 @@ void keyb_config_createkeymenu (_menu *menu, int key, int x, int y, int menu_nr)
 	int key_id;
 	char keyname [32];
 	char keytext [50];
-	
+
 	for (key_id = key; key_id >= BCPK_max && key_id < BCPK_max * 3; key_id = key_id - BCPK_max);
-	
+
 	switch (key_id) {
 		case (BCPK_up):
 			strcpy (keyname, "Up");
@@ -166,6 +174,70 @@ void keyb_config_createkeymenu (_menu *menu, int key, int x, int y, int menu_nr)
 	menu_create_button (menu, keytext, x + 70, y, 100, menu_nr + key);
 }
 
+/*
+ * select a new key for the function, 
+ */
+void keyb_config_joypad (int key) {
+	unsigned int n = 0;
+	SDL_Event event;
+	Uint8 *keys;
+	int keypressed = 0,	done = 0, eventstate = 0, reorder = 0, i, j;
+
+	if (joy[0] == NULL || key < 0 || key >= BCK_max) return;
+	
+	SDL_JoystickUpdate ();
+	
+	menu_displaytext ("Joypad Config", "Please press the new key\nfor this function.");
+	
+	keys = SDL_GetKeyState (NULL);
+	if (keys[SDLK_RETURN] || keys[SDLK_ESCAPE])
+		keypressed = 1;
+	
+	timestamp = SDL_GetTicks (); // needed for time sync.
+	
+	while (!reorder && !done && bman.state != GS_quit) {
+		/* do the network loop if we have to */
+		if (bman.sock > 0) {
+			network_loop ();
+			if (bman.notifygamemaster)
+				reorder = ogc_loop ();
+			else
+				reorder = 0;
+		}
+		
+		// eventstate = s_fetchevent (&event);
+		SDL_JoystickEventState ( SDL_QUERY ); // js
+		SDL_JoystickUpdate ();
+		
+		for ( j = 0; j < 2; j++)
+			for ( i=0; i < SDL_JoystickNumButtons ( joy[j] ); ++i ) {
+				n = SDL_JoystickGetButton ( joy[j], i );
+				// 2 .. bomb
+				/* Sadly every other controller enumberates different */
+				if (n != 0) {
+					printf("keyb keyb_config_joypad: JS %d: %d \n", j, i);
+					if (key == BCPK_drop || key == BCPK_drop + BCPK_max + BCPK_max)
+						joy_keys[j].drop = i;
+					if (key == BCPK_special || key == BCPK_special + BCPK_max + BCPK_max)
+						joy_keys[j].special = i;
+					eventstate = 1;
+					done = 1;
+				}
+			}
+		
+		if (eventstate >= 1) {
+			switch (event.type) {
+				case (SDL_QUIT):
+					bman.state = GS_quit;
+					done = 1;
+					break;
+			}
+		}
+		
+		s_calctimesync ();
+	}
+};
+
 
 /*
  * select a new key for the function, 
@@ -224,6 +296,54 @@ void keyb_config_readkey (int key) {
 		keyb_gamekeys.keycode[key] = newkey;
 };
 
+/*
+ * joypad configuration screen
+ */
+void joypad_config () {
+	int menuselect = 1;
+	_menu *menu;
+	
+	do {
+		menu = menu_new ("Joypad Config", 420, 400);
+		
+		if ( joy[0] != NULL ) {   
+			char text[32];
+			
+			menu_create_label (menu, "Player 1 Joypad", 20, 105, 1, COLOR_yellow);
+			// keyb_config_createkeymenu (menu, BCPK_max + BCPK_drop, 25, 250, 10);
+			menu_create_label (menu, "Drop", 25, 250 + 2, 0, COLOR_brown);
+			sprintf (text, "%d", joy_keys[0].drop);
+			menu_create_button (menu, text, 25 + 70, 250, 100, 10 + BCPK_drop);
+			// keyb_config_createkeymenu (menu, BCPK_max + BCPK_special, 25, 280, 10);
+			menu_create_label (menu, "Special", 25, 280 + 2, 0, COLOR_brown);
+			sprintf (text, "%d", joy_keys[0].special);
+			menu_create_button (menu, text, 25 + 70, 280, 100, 10 + BCPK_special);
+		}
+		
+		if ( joy[1] != NULL ) {
+			char text[32];
+			
+			menu_create_label (menu, "Player 2 Joypad", 210, 105, 1, COLOR_yellow);
+			// keyb_config_createkeymenu (menu, BCPK_max + BCPK_max + BCPK_drop, 225, 250, 10);
+			menu_create_label (menu, "Drop", 225, 250 + 2, 0, COLOR_brown);
+			sprintf (text, "%d", joy_keys[1].drop);
+			menu_create_button (menu, text, 225 + 70, 250, 100, 10 + BCPK_max + BCPK_max + BCPK_drop);
+			// keyb_config_createkeymenu (menu, BCPK_max + BCPK_max + BCPK_special, 225, 280, 10); 
+			menu_create_label (menu, "Special", 225, 280 + 2, 0, COLOR_brown);
+			sprintf (text, "%d", joy_keys[1].special);
+			menu_create_button (menu, text, 225 + 70, 280, 100, 10 + BCPK_max + BCPK_max + BCPK_special);
+		}
+		
+		menu_create_button (menu, "OK", 250, 330, 150, 1);
+		menu_focus_id (menu, menuselect);
+		menuselect = menu_loop (menu);
+		menu_delete (menu);
+		if (menuselect >= 10 && menuselect < 10+BCK_max)
+			keyb_config_joypad (menuselect - 10);
+	} while (menuselect != 1 && menuselect != -1);
+};
+
+
 
 /*
  * keyboard configuration screen
@@ -282,6 +402,11 @@ void keyb_config () {
  */
 void keyb_init () {	
 	memset (keyb_gamekeys.state, 0, sizeof (Uint8) * BCK_max);
+	joy[0] = joy[1] = NULL;
+
+	joy[0] = SDL_JoystickOpen (0);
+	if (joy[0])
+		joy[1] = SDL_JoystickOpen (1);
 };
 
 
@@ -289,14 +414,54 @@ void keyb_init () {
  * read all keys and set the keyb_gamekeys
  */
 void keyb_loop (SDL_Event *event) {
-	int i;
+	int j, i, offset = 0;
-	
+
 	Uint8 *keys = SDL_GetKeyState (NULL);
-	
+
+	if (joy[0]) {
+		SDL_JoystickEventState ( SDL_QUERY ); // js
+		SDL_JoystickUpdate ();
+	}
+
 	/* copy the state into the old state */
 	memcpy (keyb_gamekeys.old, keyb_gamekeys.state, sizeof (Uint8) * BCK_max);
 	memset (keyb_gamekeys.state, 0, sizeof (Uint8) * BCK_max);
-
+	
+	for (j = 0; j < 2; j++) {
+		if (joy[j]) {
+			for ( i=0; i < SDL_JoystickNumButtons (joy[j]); ++i ) {
+				unsigned int n = SDL_JoystickGetButton (joy[j], i);
+				/* Sadly every other controller enumberates different */
+				if (n != 0 && i == joy_keys[j].drop)
+					keyb_gamekeys.state[offset + BCPK_drop] |= 1;
+				if (n != 0 && i == joy_keys[j].special)
+					keyb_gamekeys.state[offset + BCPK_special] |= 1;
+			}
+
+			for (  i=0; i < SDL_JoystickNumAxes ( joy[j] ); ++i )  {
+				signed short a = SDL_JoystickGetAxis ( joy[j], i );
+				/*
+				 X -> Axis 0
+				 Y -> Axis 1
+				 There are only the values -32786 .. 32768 available
+				 */
+				if ( i == 0 && a < (-16000) ) {
+					keyb_gamekeys.state[offset + BCPK_left] |= 1;
+				}
+				if (i == 0 && a > 16000 ) {
+					keyb_gamekeys.state[offset + BCPK_right] |= 1;
+				}
+				if ( i == 1 && a < -16000 ) {
+					keyb_gamekeys.state[offset + BCPK_up] |= 1;
+				}
+				if (i == 1 && a > 16000 ) {
+					keyb_gamekeys.state[offset + BCPK_down] |= 1;
+				}
+			}
+		}
+		offset = BCPK_max + BCPK_max;
+	}
+	
 	/* read the new state of the pressed keys */
 	for (i = 0; i < BCK_max; i++) {
 		if (keyb_gamekeys.keycode[i] >= 'A' && keyb_gamekeys.keycode[i] <= 'Z') {

src/main.c

@@ -1,4 +1,4 @@
-/* $Id: main.c,v 1.36 2007/02/17 08:27:41 stpohle Exp $ */
+/* $Id: main.c,v 1.37 2008/07/27 11:24:37 stpohle Exp $ */
 
 #include "basic.h"
 #include "bomberclone.h"
@@ -6,6 +6,7 @@
 #include "gfx.h"
 #include "menu.h"
 #include "player.h"
+#include "keyb.h"
 #include "single.h"
 
 _bomberclone bman;              // Holds GameData
@@ -40,10 +41,12 @@ main (int argc, char **argv)
         return (1);
     }
 
+    SDL_InitSubSystem ( SDL_INIT_JOYSTICK );
 	SDL_EnableUNICODE(1);
 	
 	config_init (argc, argv);
-	
+	keyb_init ();
+
 	while (menuselect != -1 && bman.state != GS_quit) {
 
 		menu = menu_new ("Bomberclone", 400, 250);

src/multiwait.c

@@ -1,4 +1,4 @@
-/* $Id: multiwait.c,v 1.59 2006/08/19 23:41:47 stpohle Exp $
+/* $Id: multiwait.c,v 1.60 2008/07/27 11:24:37 stpohle Exp $
    multiwait.c - this manages only the network screen where
    everyone have to select it's players and where even the basic chat is inside
 */
@@ -85,6 +85,11 @@ static void mw_keys_loop () {
         bman.updatestatusbar = 1; // force an update
     }
 
+    if (GT_MP_PTPM && mw_check_players () < 2 && keyb_gamekeys.state[BCK_pause] && !keyb_gamekeys.old[BCK_pause]) {
+		font_gfxdraw (20,20,"There are not enough configured players", 0, COLOR_brown, 0x1000);
+		font_gfxdraw (20,40,"(each player needs to press Ctrl to select the role)", 0, COLOR_brown, 0x1000);
+    }
+
 	if (keyb_gamekeys.state[BCK_fullscreen]  && !keyb_gamekeys.old[BCK_fullscreen]) {
         /* Switch Fullscreen */
 		SDL_WM_ToggleFullScreen(gfx.screen);