X-Git-Url: https://git.artsoft.org/?a=blobdiff_plain;f=src%2Fjoystick.c;h=9fb92d63d307ce0211ef99c6d349eecc08c3c1cf;hb=2ae6ae8ed951e87fcba7c363705cd6ddea8de91c;hp=7240e88cf6bfaac94f88b681b74581cacc3f9086;hpb=0a87fde47bcff35f196024766f8d0d00319a28d1;p=rocksndiamonds.git diff --git a/src/joystick.c b/src/joystick.c index 7240e88c..9fb92d63 100644 --- a/src/joystick.c +++ b/src/joystick.c @@ -1,48 +1,109 @@ /*********************************************************** -* Rocks'n'Diamonds -- McDuffin Strikes Back! * +* Rocks'n'Diamonds -- McDuffin Strikes Back! * *----------------------------------------------------------* -* (c) 1995-98 Artsoft Entertainment * -* Holger Schemel * -* Oststrasse 11a * -* 33604 Bielefeld * -* phone: ++49 +521 290471 * -* email: aeglos@valinor.owl.de * +* (c) 1995-2000 Artsoft Entertainment * +* Holger Schemel * +* Detmolder Strasse 189 * +* 33604 Bielefeld * +* Germany * +* e-mail: info@artsoft.org * *----------------------------------------------------------* -* joystick.c * +* joystick.c * ***********************************************************/ -#ifdef __FreeBSD__ +#if defined(PLATFORM_FREEBSD) #include #endif +#include "libgame/libgame.h" + #include "joystick.h" -#include "misc.h" -void CheckJoystickData() +#define TRANSLATE_JOYSYMBOL_TO_JOYNAME 0 +#define TRANSLATE_JOYNAME_TO_JOYSYMBOL 1 + +void translate_joyname(int *joysymbol, char **name, int mode) { + static struct + { + int joysymbol; + char *name; + } translate_joy[] = + { + { JOY_LEFT, "joystick_left" }, + { JOY_RIGHT, "joystick_right" }, + { JOY_UP, "joystick_up" }, + { JOY_DOWN, "joystick_down" }, + { JOY_BUTTON_1, "joystick_button_1" }, + { JOY_BUTTON_2, "joystick_button_2" }, + }; + int i; - int distance = 100; - for(i=0; i= setup.input[i].joy.xmiddle) - setup.input[i].joy.xleft = setup.input[i].joy.xmiddle - distance; - if (setup.input[i].joy.xright <= setup.input[i].joy.xmiddle) - setup.input[i].joy.xright = setup.input[i].joy.xmiddle + distance; +char *getJoyNameFromJoySymbol(int joysymbol) +{ + char *name; - if (setup.input[i].joy.yupper >= setup.input[i].joy.ymiddle) - setup.input[i].joy.yupper = setup.input[i].joy.ymiddle - distance; - if (setup.input[i].joy.ylower <= setup.input[i].joy.ymiddle) - setup.input[i].joy.ylower = setup.input[i].joy.ymiddle + distance; - } + translate_joyname(&joysymbol, &name, TRANSLATE_JOYSYMBOL_TO_JOYNAME); + return name; } -#ifndef MSDOS +int getJoySymbolFromJoyName(char *name) +{ + int joysymbol; + + translate_joyname(&joysymbol, &name, TRANSLATE_JOYNAME_TO_JOYSYMBOL); + return joysymbol; +} + +int getJoystickNrFromDeviceName(char *device_name) +{ + char c; + int joystick_nr = 0; + + if (device_name == NULL || device_name[0] == '\0') + return 0; + + c = device_name[strlen(device_name) - 1]; + + if (c >= '0' && c <= '9') + joystick_nr = (int)(c - '0'); + + if (joystick_nr < 0 || joystick_nr >= MAX_PLAYERS) + joystick_nr = 0; + + return joystick_nr; +} + +#if !defined(PLATFORM_MSDOS) static int JoystickPosition(int middle, int margin, int actual) { long range, pos; @@ -64,9 +125,200 @@ static int JoystickPosition(int middle, int margin, int actual) } #endif +#if defined(TARGET_SDL) + +static SDL_Joystick *sdl_joystick[MAX_PLAYERS] = { NULL, NULL, NULL, NULL }; +static int sdl_js_axis[MAX_PLAYERS][2] = { {0, 0}, {0, 0}, {0, 0}, {0, 0} }; +static int sdl_js_button[MAX_PLAYERS][2] = { {0, 0}, {0, 0}, {0, 0}, {0, 0} }; + +SDL_Joystick *Get_SDL_Joystick(int nr) +{ + return sdl_joystick[nr]; +} + +boolean Open_SDL_Joystick(int nr) +{ + if (nr < 0 || nr > MAX_PLAYERS) + return FALSE; + + return ((sdl_joystick[nr] = SDL_JoystickOpen(nr)) == NULL ? FALSE : TRUE); +} + +void Close_SDL_Joystick(int nr) +{ + if (nr < 0 || nr > MAX_PLAYERS) + return; + + SDL_JoystickClose(sdl_joystick[nr]); +} + +boolean Check_SDL_JoystickOpened(int nr) +{ + if (nr < 0 || nr > MAX_PLAYERS) + return FALSE; + + return (SDL_JoystickOpened(nr) ? TRUE : FALSE); +} + +void HandleJoystickEvent(Event *event) +{ + switch(event->type) + { + case SDL_JOYAXISMOTION: + if (event->jaxis.axis < 2) + { + sdl_js_axis[event->jaxis.which][event->jaxis.axis]= event->jaxis.value; + +#if 0 + printf("js_%d %s-axis: %d\n", + event->jaxis.which, + (event->jaxis.axis == 0 ? "x" : "y"), + event->jaxis.value); +#endif + } + break; + + case SDL_JOYBUTTONDOWN: + if (event->jbutton.button < 2) + { + sdl_js_button[event->jbutton.which][event->jbutton.button] = TRUE; + +#if 0 + printf("js_%d button %d: pressed\n", + event->jbutton.which, + event->jbutton.button); +#endif + } + break; + + case SDL_JOYBUTTONUP: + if (event->jbutton.button < 2) + { + sdl_js_button[event->jbutton.which][event->jbutton.button] = FALSE; + +#if 0 + printf("js_%d button %d: released\n", + event->jbutton.which, + event->jbutton.button); +#endif + } + break; + + default: + break; + } +} + +int Get_SDL_Joystick_Axis(int nr, int axis) +{ + if (nr < 0 || nr > MAX_PLAYERS) + return 0; + + if (axis < 0 || axis > 1) + return 0; + + return sdl_js_axis[nr][axis]; +} + +void CheckJoystickData() +{ +} + +int Joystick(int player_nr) +{ + int joystick_nr = stored_player[player_nr].joystick_fd; + int js_x,js_y, js_b1,js_b2; + int left, right, up, down; + int result = 0; + + if (joystick_status == JOYSTICK_OFF) + return 0; + + if (game_status == SETUPINPUT) + return 0; + + if (!setup.input[player_nr].use_joystick || + !Check_SDL_JoystickOpened(joystick_nr)) + return 0; + + js_x = sdl_js_axis[joystick_nr][0]; + js_y = sdl_js_axis[joystick_nr][1]; + + js_b1 = sdl_js_button[joystick_nr][0]; + js_b2 = sdl_js_button[joystick_nr][1]; + + + +#if 0 + printf("JOYSTICK %d: js_x == %d, js_y == %d, js_b1 == %d, js_b2 == %d\n", + joystick_nr, js_x, js_y, js_b1, js_b2); +#endif + + + + left = JoystickPosition(setup.input[player_nr].joy.xmiddle, + setup.input[player_nr].joy.xleft, js_x); + right = JoystickPosition(setup.input[player_nr].joy.xmiddle, + setup.input[player_nr].joy.xright, js_x); + up = JoystickPosition(setup.input[player_nr].joy.ymiddle, + setup.input[player_nr].joy.yupper, js_y); + down = JoystickPosition(setup.input[player_nr].joy.ymiddle, + setup.input[player_nr].joy.ylower, js_y); + + if (left > JOYSTICK_PERCENT) + result |= JOY_LEFT; + else if (right > JOYSTICK_PERCENT) + result |= JOY_RIGHT; + if (up > JOYSTICK_PERCENT) + result |= JOY_UP; + else if (down > JOYSTICK_PERCENT) + result |= JOY_DOWN; + + if (js_b1) + result |= JOY_BUTTON_1; + if (js_b2) + result |= JOY_BUTTON_2; + + + +#if 0 + printf("result == 0x%08x\n", result); +#endif + + + + return result; +} + +#else /* !TARGET_SDL */ + +void CheckJoystickData() +{ + int i; + int distance = 100; + + for(i=0; i= setup.input[i].joy.xmiddle) + setup.input[i].joy.xleft = setup.input[i].joy.xmiddle - distance; + if (setup.input[i].joy.xright <= setup.input[i].joy.xmiddle) + setup.input[i].joy.xright = setup.input[i].joy.xmiddle + distance; + + if (setup.input[i].joy.yupper >= setup.input[i].joy.ymiddle) + setup.input[i].joy.yupper = setup.input[i].joy.ymiddle - distance; + if (setup.input[i].joy.ylower <= setup.input[i].joy.ymiddle) + setup.input[i].joy.ylower = setup.input[i].joy.ymiddle + distance; + } +} + +#if defined(PLATFORM_UNIX) int Joystick(int player_nr) { -#ifndef MSDOS #ifdef __FreeBSD__ struct joystick joy_ctrl; #else @@ -76,24 +328,22 @@ int Joystick(int player_nr) int x; int y; } joy_ctrl; -#endif #endif int joystick_fd = stored_player[player_nr].joystick_fd; - -#ifndef MSDOS int js_x,js_y, js_b1,js_b2; int left, right, up, down; int result = 0; -#endif if (joystick_status == JOYSTICK_OFF) return 0; - if (!setup.input[player_nr].use_joystick || joystick_fd < 0) + if (game_status == SETUPINPUT) + return 0; + + if (joystick_fd < 0 || !setup.input[player_nr].use_joystick) return 0; -#ifndef MSDOS if (read(joystick_fd, &joy_ctrl, sizeof(joy_ctrl)) != sizeof(joy_ctrl)) { Error(ERR_WARN, "cannot read joystick device '%s'", @@ -137,33 +387,91 @@ int Joystick(int player_nr) result |= JOY_BUTTON_2; return result; +} + +#else /* PLATFORM_MSDOS */ + +/* allegro global variables for joystick control */ +extern int num_joysticks; +extern JOYSTICK_INFO joy[]; + +int Joystick(int player_nr) +{ + int joystick_nr = stored_player[player_nr].joystick_fd; + int result = 0; + + if (joystick_status == JOYSTICK_OFF) + return 0; + + if (game_status == SETUPINPUT) + return 0; + + if (joystick_nr < 0) + return 0; + + /* the allegro global variable 'num_joysticks' contains the number + of joysticks found at initialization under MS-DOS / Windows */ + +#if 0 + if (joystick_nr >= num_joysticks || !setup.input[player_nr].use_joystick) + return 0; +#else + +#if 1 + if (joystick_nr >= num_joysticks || + (game_status == PLAYING && !setup.input[player_nr].use_joystick)) + return 0; #else - return 0; + if (joystick_nr >= num_joysticks) + return 0; +#endif + #endif + + poll_joystick(); + + if (joy[joystick_nr].stick[0].axis[0].d1) + result |= JOY_LEFT; + else if (joy[joystick_nr].stick[0].axis[0].d2) + result |= JOY_RIGHT; + if (joy[joystick_nr].stick[0].axis[1].d1) + result |= JOY_UP; + else if (joy[joystick_nr].stick[0].axis[1].d2) + result |= JOY_DOWN; + + if (joy[joystick_nr].button[0].b) + result |= JOY_BUTTON_1; + if (joy[joystick_nr].button[1].b) + result |= JOY_BUTTON_2; + + return result; } +#endif /* PLATFORM_MSDOS */ + +#endif /* !TARGET_SDL */ int JoystickButton(int player_nr) { - static int last_joy_button = 0; + static int last_joy_button[MAX_PLAYERS] = { 0, 0, 0, 0 }; int joy_button = (Joystick(player_nr) & JOY_BUTTON); int result; if (joy_button) { - if (last_joy_button) + if (last_joy_button[player_nr]) result = JOY_BUTTON_PRESSED; else result = JOY_BUTTON_NEW_PRESSED; } else { - if (last_joy_button) + if (last_joy_button[player_nr]) result = JOY_BUTTON_NEW_RELEASED; else result = JOY_BUTTON_NOT_PRESSED; } - last_joy_button = joy_button; + last_joy_button[player_nr] = joy_button; return result; } @@ -174,8 +482,12 @@ int AnyJoystick() for (i=0; i