Mercurial > sdl-ios-xcode
diff src/joystick/mint/SDL_sysjoystick.c @ 1895:c121d94672cb
SDL 1.2 is moving to a branch, and SDL 1.3 is becoming the head.
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Mon, 10 Jul 2006 21:04:37 +0000 |
| parents | 92947e3a18db |
| children | 8640d90b0406 |
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--- a/src/joystick/mint/SDL_sysjoystick.c Thu Jul 06 18:01:37 2006 +0000 +++ b/src/joystick/mint/SDL_sysjoystick.c Mon Jul 10 21:04:37 2006 +0000 @@ -52,32 +52,34 @@ 2 joysticks on parallel port */ -enum { - IKBD_JOY1=0, - XBIOS_JOY1, - PORTA_PAD, - PORTB_PAD, - PORTA_JOY0, - PORTA_JOY1, - PORTB_JOY0, - PORTB_JOY1, - PORTA_LP, - PORTA_ANPAD, - PORTB_ANPAD, +enum +{ + IKBD_JOY1 = 0, + XBIOS_JOY1, + PORTA_PAD, + PORTB_PAD, + PORTA_JOY0, + PORTA_JOY1, + PORTB_JOY0, + PORTB_JOY1, + PORTA_LP, + PORTA_ANPAD, + PORTB_ANPAD, #if 0 - PARA_JOY0, - PARA_JOY1, + PARA_JOY0, + PARA_JOY1, #endif - MAX_JOYSTICKS + MAX_JOYSTICKS }; -enum { - MCH_ST=0, - MCH_STE, - MCH_TT, - MCH_F30, - MCH_CLONE, - MCH_ARANYM +enum +{ + MCH_ST = 0, + MCH_STE, + MCH_TT, + MCH_F30, + MCH_CLONE, + MCH_ARANYM }; /* Joypad buttons @@ -86,13 +88,14 @@ * X,Y,Z are connected to 7,8,9 */ -enum { - JP_UP=0, JP_DOWN, JP_LEFT, JP_RIGHT, - JP_KPMULT, JP_KP7, JP_KP4, JP_KP1, - JP_KP0, JP_KP8, JP_KP5, JP_KP2, - JP_KPNUM, JP_KP9, JP_KP6, JP_KP3, - JP_PAUSE, JP_FIRE0, JP_UNDEF0, JP_FIRE1, - JP_UNDEF1, JP_FIRE2, JP_UNDEF2, JP_OPTION +enum +{ + JP_UP = 0, JP_DOWN, JP_LEFT, JP_RIGHT, + JP_KPMULT, JP_KP7, JP_KP4, JP_KP1, + JP_KP0, JP_KP8, JP_KP5, JP_KP2, + JP_KPNUM, JP_KP9, JP_KP6, JP_KP3, + JP_PAUSE, JP_FIRE0, JP_UNDEF0, JP_FIRE1, + JP_UNDEF1, JP_FIRE2, JP_UNDEF2, JP_OPTION }; #define JP_NUM_BUTTONS 17 @@ -105,41 +108,42 @@ /*--- Types ---*/ -typedef struct { - SDL_bool enabled; - unsigned char *name; - Uint32 prevstate; +typedef struct +{ + SDL_bool enabled; + unsigned char *name; + Uint32 prevstate; } atarijoy_t; /*--- Variables ---*/ -static atarijoy_t atarijoysticks[MAX_JOYSTICKS]={ - {SDL_FALSE,"IKBD joystick port 1",0}, - {SDL_FALSE,"Xbios joystick port 1",0}, - {SDL_FALSE,"Joypad port A",0}, - {SDL_FALSE,"Joypad port B",0}, - {SDL_FALSE,"Joystick 0 port A",0}, - {SDL_FALSE,"Joystick 1 port A",0}, - {SDL_FALSE,"Joystick 0 port B",0}, - {SDL_FALSE,"Joystick 1 port B",0}, - {SDL_FALSE,"Lightpen port A",0}, - {SDL_FALSE,"Analog paddle port A",0}, - {SDL_FALSE,"Analog paddle port B",0} +static atarijoy_t atarijoysticks[MAX_JOYSTICKS] = { + {SDL_FALSE, "IKBD joystick port 1", 0}, + {SDL_FALSE, "Xbios joystick port 1", 0}, + {SDL_FALSE, "Joypad port A", 0}, + {SDL_FALSE, "Joypad port B", 0}, + {SDL_FALSE, "Joystick 0 port A", 0}, + {SDL_FALSE, "Joystick 1 port A", 0}, + {SDL_FALSE, "Joystick 0 port B", 0}, + {SDL_FALSE, "Joystick 1 port B", 0}, + {SDL_FALSE, "Lightpen port A", 0}, + {SDL_FALSE, "Analog paddle port A", 0}, + {SDL_FALSE, "Analog paddle port B", 0} #if 0 - ,{SDL_FALSE,"Joystick 0 parallel port",0}, - {SDL_FALSE,"Joystick 1 parallel port",0} + , {SDL_FALSE, "Joystick 0 parallel port", 0}, + {SDL_FALSE, "Joystick 1 parallel port", 0} #endif }; -static const int jp_buttons[JP_NUM_BUTTONS]={ - JP_FIRE0, JP_FIRE1, JP_FIRE2, JP_PAUSE, - JP_OPTION, JP_KPMULT, JP_KPNUM, JP_KP0, - JP_KP1, JP_KP2, JP_KP3, JP_KP4, - JP_KP5, JP_KP6, JP_KP7, JP_KP8, - JP_KP9 +static const int jp_buttons[JP_NUM_BUTTONS] = { + JP_FIRE0, JP_FIRE1, JP_FIRE2, JP_PAUSE, + JP_OPTION, JP_KPMULT, JP_KPNUM, JP_KP0, + JP_KP1, JP_KP2, JP_KP3, JP_KP4, + JP_KP5, JP_KP6, JP_KP7, JP_KP8, + JP_KP9 }; -static SDL_bool joypad_ports_enabled=SDL_FALSE; +static SDL_bool joypad_ports_enabled = SDL_FALSE; /* Updated joypad ports */ static Uint16 jp_paddles[4]; @@ -155,12 +159,13 @@ /*--- Functions ---*/ -int SDL_SYS_JoystickInit(void) +int +SDL_SYS_JoystickInit(void) { - int i; - unsigned long cookie_mch; - const char *envr=SDL_getenv("SDL_JOYSTICK_ATARI"); - + int i; + unsigned long cookie_mch; + const char *envr = SDL_getenv("SDL_JOYSTICK_ATARI"); + #define TEST_JOY_ENABLED(env,idstring,num) \ if (SDL_strstr(env,idstring"-off")) { \ atarijoysticks[num].enabled=SDL_FALSE; \ @@ -169,465 +174,499 @@ atarijoysticks[num].enabled=SDL_TRUE; \ } - /* Cookie _MCH present ? if not, assume ST machine */ - if (Getcookie(C__MCH, &cookie_mch) != C_FOUND) { - cookie_mch = MCH_ST << 16; - } + /* Cookie _MCH present ? if not, assume ST machine */ + if (Getcookie(C__MCH, &cookie_mch) != C_FOUND) { + cookie_mch = MCH_ST << 16; + } - /* Enable some default joysticks */ - if ((cookie_mch == MCH_ST<<16) || ((cookie_mch>>16) == MCH_STE) || - (cookie_mch == MCH_TT<<16) || (cookie_mch == MCH_F30<<16) || - (cookie_mch == MCH_ARANYM<<16)) { - atarijoysticks[IKBD_JOY1].enabled=(SDL_AtariIkbd_enabled!=0); - } - if ((cookie_mch == MCH_STE<<16) || (cookie_mch == MCH_F30<<16)) { - atarijoysticks[PORTA_PAD].enabled=SDL_TRUE; - atarijoysticks[PORTB_PAD].enabled=SDL_TRUE; - } - if (!atarijoysticks[IKBD_JOY1].enabled) { - atarijoysticks[XBIOS_JOY1].enabled=(SDL_AtariXbios_enabled!=0); - } + /* Enable some default joysticks */ + if ((cookie_mch == MCH_ST << 16) || ((cookie_mch >> 16) == MCH_STE) || + (cookie_mch == MCH_TT << 16) || (cookie_mch == MCH_F30 << 16) || + (cookie_mch == MCH_ARANYM << 16)) { + atarijoysticks[IKBD_JOY1].enabled = (SDL_AtariIkbd_enabled != 0); + } + if ((cookie_mch == MCH_STE << 16) || (cookie_mch == MCH_F30 << 16)) { + atarijoysticks[PORTA_PAD].enabled = SDL_TRUE; + atarijoysticks[PORTB_PAD].enabled = SDL_TRUE; + } + if (!atarijoysticks[IKBD_JOY1].enabled) { + atarijoysticks[XBIOS_JOY1].enabled = (SDL_AtariXbios_enabled != 0); + } - /* Read environment for joysticks to enable */ - if (envr) { - /* IKBD on any Atari, maybe clones */ - if ((cookie_mch == MCH_ST<<16) || ((cookie_mch>>16) == MCH_STE) || - (cookie_mch == MCH_TT<<16) || (cookie_mch == MCH_F30<<16) || - (cookie_mch == MCH_ARANYM<<16)) { - if (SDL_AtariIkbd_enabled!=0) { - TEST_JOY_ENABLED(envr, "ikbd-joy1", IKBD_JOY1); - } - } - /* Joypads ports only on STE and Falcon */ - if ((cookie_mch == MCH_STE<<16) || (cookie_mch == MCH_F30<<16)) { - TEST_JOY_ENABLED(envr, "porta-pad", PORTA_PAD); - if (!atarijoysticks[PORTA_PAD].enabled) { - TEST_JOY_ENABLED(envr, "porta-joy0", PORTA_JOY0); - TEST_JOY_ENABLED(envr, "porta-joy1", PORTA_JOY1); - if (!(atarijoysticks[PORTA_JOY0].enabled) && !(atarijoysticks[PORTA_JOY1].enabled)) { - TEST_JOY_ENABLED(envr, "porta-lp", PORTA_LP); - if (!atarijoysticks[PORTA_LP].enabled) { - TEST_JOY_ENABLED(envr, "porta-anpad", PORTA_ANPAD); - } - } - } + /* Read environment for joysticks to enable */ + if (envr) { + /* IKBD on any Atari, maybe clones */ + if ((cookie_mch == MCH_ST << 16) || ((cookie_mch >> 16) == MCH_STE) + || (cookie_mch == MCH_TT << 16) || (cookie_mch == MCH_F30 << 16) + || (cookie_mch == MCH_ARANYM << 16)) { + if (SDL_AtariIkbd_enabled != 0) { + TEST_JOY_ENABLED(envr, "ikbd-joy1", IKBD_JOY1); + } + } + /* Joypads ports only on STE and Falcon */ + if ((cookie_mch == MCH_STE << 16) || (cookie_mch == MCH_F30 << 16)) { + TEST_JOY_ENABLED(envr, "porta-pad", PORTA_PAD); + if (!atarijoysticks[PORTA_PAD].enabled) { + TEST_JOY_ENABLED(envr, "porta-joy0", PORTA_JOY0); + TEST_JOY_ENABLED(envr, "porta-joy1", PORTA_JOY1); + if (!(atarijoysticks[PORTA_JOY0].enabled) + && !(atarijoysticks[PORTA_JOY1].enabled)) { + TEST_JOY_ENABLED(envr, "porta-lp", PORTA_LP); + if (!atarijoysticks[PORTA_LP].enabled) { + TEST_JOY_ENABLED(envr, "porta-anpad", PORTA_ANPAD); + } + } + } - TEST_JOY_ENABLED(envr, "portb-pad", PORTB_PAD); - if (!atarijoysticks[PORTB_PAD].enabled) { - TEST_JOY_ENABLED(envr, "portb-joy0", PORTB_JOY0); - TEST_JOY_ENABLED(envr, "portb-joy1", PORTB_JOY1); - if (!(atarijoysticks[PORTB_JOY0].enabled) && !(atarijoysticks[PORTB_JOY1].enabled)) { - TEST_JOY_ENABLED(envr, "portb-anpad", PORTB_ANPAD); - } - } - } + TEST_JOY_ENABLED(envr, "portb-pad", PORTB_PAD); + if (!atarijoysticks[PORTB_PAD].enabled) { + TEST_JOY_ENABLED(envr, "portb-joy0", PORTB_JOY0); + TEST_JOY_ENABLED(envr, "portb-joy1", PORTB_JOY1); + if (!(atarijoysticks[PORTB_JOY0].enabled) + && !(atarijoysticks[PORTB_JOY1].enabled)) { + TEST_JOY_ENABLED(envr, "portb-anpad", PORTB_ANPAD); + } + } + } - if (!atarijoysticks[IKBD_JOY1].enabled) { - if (SDL_AtariXbios_enabled!=0) { - TEST_JOY_ENABLED(envr, "xbios-joy1", XBIOS_JOY1); - } - } + if (!atarijoysticks[IKBD_JOY1].enabled) { + if (SDL_AtariXbios_enabled != 0) { + TEST_JOY_ENABLED(envr, "xbios-joy1", XBIOS_JOY1); + } + } #if 0 - /* Parallel port on any Atari, maybe clones */ - if ((cookie_mch == MCH_ST<<16) || ((cookie_mch>>16) == MCH_STE) || - (cookie_mch == MCH_TT<<16) || (cookie_mch == MCH_F30<<16)) { - TEST_JOY_ENABLED(envr, "para-joy0", PARA_JOY0); - TEST_JOY_ENABLED(envr, "para-joy1", PARA_JOY1); - } + /* Parallel port on any Atari, maybe clones */ + if ((cookie_mch == MCH_ST << 16) || ((cookie_mch >> 16) == MCH_STE) + || (cookie_mch == MCH_TT << 16) + || (cookie_mch == MCH_F30 << 16)) { + TEST_JOY_ENABLED(envr, "para-joy0", PARA_JOY0); + TEST_JOY_ENABLED(envr, "para-joy1", PARA_JOY1); + } #endif - } + } - /* Need to update joypad ports ? */ - joypad_ports_enabled=SDL_FALSE; - for (i=PORTA_PAD;i<=PORTB_ANPAD;i++) { - if (atarijoysticks[i].enabled) { - joypad_ports_enabled=SDL_TRUE; - break; - } - } + /* Need to update joypad ports ? */ + joypad_ports_enabled = SDL_FALSE; + for (i = PORTA_PAD; i <= PORTB_ANPAD; i++) { + if (atarijoysticks[i].enabled) { + joypad_ports_enabled = SDL_TRUE; + break; + } + } - SDL_numjoysticks = 0; - for (i=0;i<MAX_JOYSTICKS;i++) { - if (atarijoysticks[i].enabled) { - ++SDL_numjoysticks; - } - } + SDL_numjoysticks = 0; + for (i = 0; i < MAX_JOYSTICKS; i++) { + if (atarijoysticks[i].enabled) { + ++SDL_numjoysticks; + } + } - return(SDL_numjoysticks); + return (SDL_numjoysticks); } -static int GetEnabledAtariJoystick(int index) +static int +GetEnabledAtariJoystick(int index) { - int i,j; - - /* Return the nth'index' enabled atari joystick */ - j=0; - for (i=0;i<MAX_JOYSTICKS;i++) { - if (!atarijoysticks[i].enabled) { - continue; - } + int i, j; - if (j==index) { - break; - } + /* Return the nth'index' enabled atari joystick */ + j = 0; + for (i = 0; i < MAX_JOYSTICKS; i++) { + if (!atarijoysticks[i].enabled) { + continue; + } - ++j; - } - if (i==MAX_JOYSTICKS) - return -1; + if (j == index) { + break; + } - return i; + ++j; + } + if (i == MAX_JOYSTICKS) + return -1; + + return i; } -const char *SDL_SYS_JoystickName(int index) +const char * +SDL_SYS_JoystickName(int index) { - int numjoystick; + int numjoystick; - numjoystick=GetEnabledAtariJoystick(index); - if (numjoystick==-1) - return NULL; + numjoystick = GetEnabledAtariJoystick(index); + if (numjoystick == -1) + return NULL; - return(atarijoysticks[numjoystick].name); + return (atarijoysticks[numjoystick].name); } -int SDL_SYS_JoystickOpen(SDL_Joystick *joystick) +int +SDL_SYS_JoystickOpen(SDL_Joystick * joystick) { - int numjoystick; - - numjoystick=GetEnabledAtariJoystick(joystick->index); - if (numjoystick==-1) - return -1; - - joystick->naxes=0; - joystick->nhats=0; - joystick->nballs=0; + int numjoystick; + + numjoystick = GetEnabledAtariJoystick(joystick->index); + if (numjoystick == -1) + return -1; + + joystick->naxes = 0; + joystick->nhats = 0; + joystick->nballs = 0; - switch(numjoystick) { - case PORTA_PAD: - case PORTB_PAD: - joystick->nhats=1; - joystick->nbuttons=JP_NUM_BUTTONS; - break; - case PORTA_LP: - case PORTA_ANPAD: - case PORTB_ANPAD: - joystick->naxes=2; - joystick->nbuttons=2; - break; - default: - joystick->nhats=1; - joystick->nbuttons=1; - break; - } + switch (numjoystick) { + case PORTA_PAD: + case PORTB_PAD: + joystick->nhats = 1; + joystick->nbuttons = JP_NUM_BUTTONS; + break; + case PORTA_LP: + case PORTA_ANPAD: + case PORTB_ANPAD: + joystick->naxes = 2; + joystick->nbuttons = 2; + break; + default: + joystick->nhats = 1; + joystick->nbuttons = 1; + break; + } - return(0); + return (0); } -void SDL_SYS_JoystickUpdate(SDL_Joystick *joystick) +void +SDL_SYS_JoystickUpdate(SDL_Joystick * joystick) { - int numjoystick; - Uint8 hatstate; - Uint32 curstate,prevstate; - - numjoystick=GetEnabledAtariJoystick(joystick->index); - if (numjoystick==-1) - return; + int numjoystick; + Uint8 hatstate; + Uint32 curstate, prevstate; + + numjoystick = GetEnabledAtariJoystick(joystick->index); + if (numjoystick == -1) + return; + + prevstate = atarijoysticks[numjoystick].prevstate; - prevstate = atarijoysticks[numjoystick].prevstate; + if (joypad_ports_enabled) { + Supexec(UpdateJoypads); + } + + switch (numjoystick) { + case IKBD_JOY1: + case XBIOS_JOY1: + { + curstate = 0; - if (joypad_ports_enabled) { - Supexec(UpdateJoypads); - } + if (numjoystick == IKBD_JOY1) { + curstate = SDL_AtariIkbd_joystick & 0xff; + } + if (numjoystick == XBIOS_JOY1) { + curstate = SDL_AtariXbios_joystick & 0xff; + } - switch (numjoystick) { - case IKBD_JOY1: - case XBIOS_JOY1: - { - curstate = 0; - - if (numjoystick==IKBD_JOY1) { - curstate = SDL_AtariIkbd_joystick & 0xff; - } - if (numjoystick==XBIOS_JOY1) { - curstate = SDL_AtariXbios_joystick & 0xff; - } + if (curstate != prevstate) { + hatstate = SDL_HAT_CENTERED; + if (curstate & IKBD_JOY_LEFT) { + hatstate |= SDL_HAT_LEFT; + } + if (curstate & IKBD_JOY_RIGHT) { + hatstate |= SDL_HAT_RIGHT; + } + if (curstate & IKBD_JOY_UP) { + hatstate |= SDL_HAT_UP; + } + if (curstate & IKBD_JOY_DOWN) { + hatstate |= SDL_HAT_DOWN; + } + SDL_PrivateJoystickHat(joystick, 0, hatstate); - if (curstate != prevstate) { - hatstate = SDL_HAT_CENTERED; - if (curstate & IKBD_JOY_LEFT) { - hatstate |= SDL_HAT_LEFT; - } - if (curstate & IKBD_JOY_RIGHT) { - hatstate |= SDL_HAT_RIGHT; - } - if (curstate & IKBD_JOY_UP) { - hatstate |= SDL_HAT_UP; - } - if (curstate & IKBD_JOY_DOWN) { - hatstate |= SDL_HAT_DOWN; - } - SDL_PrivateJoystickHat(joystick, 0, hatstate); + /* Button */ + if ((curstate & IKBD_JOY_FIRE) + && !(prevstate & IKBD_JOY_FIRE)) { + SDL_PrivateJoystickButton(joystick, 0, SDL_PRESSED); + } + if (!(curstate & IKBD_JOY_FIRE) + && (prevstate & IKBD_JOY_FIRE)) { + SDL_PrivateJoystickButton(joystick, 0, SDL_RELEASED); + } + } + atarijoysticks[numjoystick].prevstate = curstate; + } + break; + case PORTA_PAD: + case PORTB_PAD: + { + int numjoypad, i; + + numjoypad = 0; + if (numjoystick == PORTB_PAD) + numjoypad = 1; - /* Button */ - if ((curstate & IKBD_JOY_FIRE) && !(prevstate & IKBD_JOY_FIRE)) { - SDL_PrivateJoystickButton(joystick,0,SDL_PRESSED); - } - if (!(curstate & IKBD_JOY_FIRE) && (prevstate & IKBD_JOY_FIRE)) { - SDL_PrivateJoystickButton(joystick,0,SDL_RELEASED); - } - } - atarijoysticks[numjoystick].prevstate = curstate; - } - break; - case PORTA_PAD: - case PORTB_PAD: - { - int numjoypad,i; - - numjoypad=0; - if (numjoystick==PORTB_PAD) numjoypad=1; - - curstate=jp_joypads[numjoypad]; - if (curstate!=prevstate) { - hatstate = SDL_HAT_CENTERED; - if (curstate & (1<<JP_LEFT)) { - hatstate |= SDL_HAT_LEFT; - } - if (curstate & (1<<JP_RIGHT)) { - hatstate |= SDL_HAT_RIGHT; - } - if (curstate & (1<<JP_UP)) { - hatstate |= SDL_HAT_UP; - } - if (curstate & (1<<JP_DOWN)) { - hatstate |= SDL_HAT_DOWN; - } - SDL_PrivateJoystickHat(joystick, 0, hatstate); + curstate = jp_joypads[numjoypad]; + if (curstate != prevstate) { + hatstate = SDL_HAT_CENTERED; + if (curstate & (1 << JP_LEFT)) { + hatstate |= SDL_HAT_LEFT; + } + if (curstate & (1 << JP_RIGHT)) { + hatstate |= SDL_HAT_RIGHT; + } + if (curstate & (1 << JP_UP)) { + hatstate |= SDL_HAT_UP; + } + if (curstate & (1 << JP_DOWN)) { + hatstate |= SDL_HAT_DOWN; + } + SDL_PrivateJoystickHat(joystick, 0, hatstate); - /* Buttons */ - for (i=0;i<JP_NUM_BUTTONS;i++) { - int button; - - button=1<<jp_buttons[i]; + /* Buttons */ + for (i = 0; i < JP_NUM_BUTTONS; i++) { + int button; + + button = 1 << jp_buttons[i]; + + if ((curstate & button) && !(prevstate & button)) { + SDL_PrivateJoystickButton(joystick, i, SDL_PRESSED); + } + if (!(curstate & button) && (prevstate & button)) { + SDL_PrivateJoystickButton(joystick, i, SDL_RELEASED); + } + } + } + atarijoysticks[numjoystick].prevstate = curstate; + } + break; + case PORTA_JOY0: + case PORTA_JOY1: + case PORTB_JOY0: + case PORTB_JOY1: + { + int fire_shift = 0, dir_shift = 0; - if ((curstate & button) && !(prevstate & button)) { - SDL_PrivateJoystickButton(joystick,i,SDL_PRESSED); - } - if (!(curstate & button) && (prevstate & button)) { - SDL_PrivateJoystickButton(joystick,i,SDL_RELEASED); - } - } - } - atarijoysticks[numjoystick].prevstate = curstate; - } - break; - case PORTA_JOY0: - case PORTA_JOY1: - case PORTB_JOY0: - case PORTB_JOY1: - { - int fire_shift=0,dir_shift=0; - - if (numjoystick==PORTA_JOY0) { fire_shift=0; dir_shift=0; } - if (numjoystick==PORTA_JOY1) { fire_shift=1; dir_shift=4; } - if (numjoystick==PORTB_JOY0) { fire_shift=2; dir_shift=8; } - if (numjoystick==PORTB_JOY1) { fire_shift=3; dir_shift=12; } + if (numjoystick == PORTA_JOY0) { + fire_shift = 0; + dir_shift = 0; + } + if (numjoystick == PORTA_JOY1) { + fire_shift = 1; + dir_shift = 4; + } + if (numjoystick == PORTB_JOY0) { + fire_shift = 2; + dir_shift = 8; + } + if (numjoystick == PORTB_JOY1) { + fire_shift = 3; + dir_shift = 12; + } - curstate = (jp_directions>>dir_shift) & 15; - curstate |= ((jp_fires>>fire_shift) & 1)<<4; + curstate = (jp_directions >> dir_shift) & 15; + curstate |= ((jp_fires >> fire_shift) & 1) << 4; - if (curstate != prevstate) { - hatstate = SDL_HAT_CENTERED; - if (curstate & PORT_JS_LEFT) { - hatstate |= SDL_HAT_LEFT; - } - if (curstate & PORT_JS_RIGHT) { - hatstate |= SDL_HAT_RIGHT; - } - if (curstate & PORT_JS_UP) { - hatstate |= SDL_HAT_UP; - } - if (curstate & PORT_JS_DOWN) { - hatstate |= SDL_HAT_DOWN; - } - SDL_PrivateJoystickHat(joystick, 0, hatstate); + if (curstate != prevstate) { + hatstate = SDL_HAT_CENTERED; + if (curstate & PORT_JS_LEFT) { + hatstate |= SDL_HAT_LEFT; + } + if (curstate & PORT_JS_RIGHT) { + hatstate |= SDL_HAT_RIGHT; + } + if (curstate & PORT_JS_UP) { + hatstate |= SDL_HAT_UP; + } + if (curstate & PORT_JS_DOWN) { + hatstate |= SDL_HAT_DOWN; + } + SDL_PrivateJoystickHat(joystick, 0, hatstate); - /* Button */ - if ((curstate & PORT_JS_FIRE) && !(prevstate & PORT_JS_FIRE)) { - SDL_PrivateJoystickButton(joystick,0,SDL_PRESSED); - } - if (!(curstate & PORT_JS_FIRE) && (prevstate & PORT_JS_FIRE)) { - SDL_PrivateJoystickButton(joystick,0,SDL_RELEASED); - } - } - atarijoysticks[numjoystick].prevstate = curstate; - } - break; - case PORTA_LP: - { - int i; + /* Button */ + if ((curstate & PORT_JS_FIRE) + && !(prevstate & PORT_JS_FIRE)) { + SDL_PrivateJoystickButton(joystick, 0, SDL_PRESSED); + } + if (!(curstate & PORT_JS_FIRE) + && (prevstate & PORT_JS_FIRE)) { + SDL_PrivateJoystickButton(joystick, 0, SDL_RELEASED); + } + } + atarijoysticks[numjoystick].prevstate = curstate; + } + break; + case PORTA_LP: + { + int i; - curstate = jp_lightpens[0]>>1; - curstate |= (jp_lightpens[1]>>1)<<15; - curstate |= (jp_fires & 3)<<30; + curstate = jp_lightpens[0] >> 1; + curstate |= (jp_lightpens[1] >> 1) << 15; + curstate |= (jp_fires & 3) << 30; - if (curstate != prevstate) { - /* X axis */ - SDL_PrivateJoystickAxis(joystick,0,jp_lightpens[0] ^ 0x8000); - /* Y axis */ - SDL_PrivateJoystickAxis(joystick,1,jp_lightpens[1] ^ 0x8000); - /* Buttons */ - for (i=0;i<2;i++) { - int button; - - button=1<<(30+i); + if (curstate != prevstate) { + /* X axis */ + SDL_PrivateJoystickAxis(joystick, 0, + jp_lightpens[0] ^ 0x8000); + /* Y axis */ + SDL_PrivateJoystickAxis(joystick, 1, + jp_lightpens[1] ^ 0x8000); + /* Buttons */ + for (i = 0; i < 2; i++) { + int button; + + button = 1 << (30 + i); - if ((curstate & button) && !(prevstate & button)) { - SDL_PrivateJoystickButton(joystick,i,SDL_PRESSED); - } - if (!(curstate & button) && (prevstate & button)) { - SDL_PrivateJoystickButton(joystick,i,SDL_RELEASED); - } - } - } - atarijoysticks[numjoystick].prevstate = curstate; - } - break; - case PORTA_ANPAD: - case PORTB_ANPAD: - { - int numpaddle, i; - - numpaddle=0<<1; - if (numjoystick==PORTB_ANPAD) numpaddle=1<<1; + if ((curstate & button) && !(prevstate & button)) { + SDL_PrivateJoystickButton(joystick, i, SDL_PRESSED); + } + if (!(curstate & button) && (prevstate & button)) { + SDL_PrivateJoystickButton(joystick, i, SDL_RELEASED); + } + } + } + atarijoysticks[numjoystick].prevstate = curstate; + } + break; + case PORTA_ANPAD: + case PORTB_ANPAD: + { + int numpaddle, i; + + numpaddle = 0 << 1; + if (numjoystick == PORTB_ANPAD) + numpaddle = 1 << 1; - curstate = jp_paddles[numpaddle]>>1; - curstate |= (jp_paddles[numpaddle+1]>>1)<<15; - curstate |= ((jp_fires>>numpaddle) & 3)<<30; + curstate = jp_paddles[numpaddle] >> 1; + curstate |= (jp_paddles[numpaddle + 1] >> 1) << 15; + curstate |= ((jp_fires >> numpaddle) & 3) << 30; - if (curstate != prevstate) { - /* X axis */ - SDL_PrivateJoystickAxis(joystick,0,jp_paddles[numpaddle] ^ 0x8000); - /* Y axis */ - SDL_PrivateJoystickAxis(joystick,1,jp_paddles[numpaddle+1] ^ 0x8000); - /* Buttons */ - for (i=0;i<2;i++) { - int button; - - button=1<<(30+i); + if (curstate != prevstate) { + /* X axis */ + SDL_PrivateJoystickAxis(joystick, 0, + jp_paddles[numpaddle] ^ 0x8000); + /* Y axis */ + SDL_PrivateJoystickAxis(joystick, 1, + jp_paddles[numpaddle + 1] ^ 0x8000); + /* Buttons */ + for (i = 0; i < 2; i++) { + int button; + + button = 1 << (30 + i); - if ((curstate & button) && !(prevstate & button)) { - SDL_PrivateJoystickButton(joystick,i,SDL_PRESSED); - } - if (!(curstate & button) && (prevstate & button)) { - SDL_PrivateJoystickButton(joystick,i,SDL_RELEASED); - } - } - } - atarijoysticks[numjoystick].prevstate = curstate; - } - break; + if ((curstate & button) && !(prevstate & button)) { + SDL_PrivateJoystickButton(joystick, i, SDL_PRESSED); + } + if (!(curstate & button) && (prevstate & button)) { + SDL_PrivateJoystickButton(joystick, i, SDL_RELEASED); + } + } + } + atarijoysticks[numjoystick].prevstate = curstate; + } + break; #if 0 - case PARA_JOY0: - case PARA_JOY1: - break; + case PARA_JOY0: + case PARA_JOY1: + break; #endif - }; + }; - return; + return; } -void SDL_SYS_JoystickClose(SDL_Joystick *joystick) +void +SDL_SYS_JoystickClose(SDL_Joystick * joystick) { - return; + return; } -void SDL_SYS_JoystickQuit(void) +void +SDL_SYS_JoystickQuit(void) { - SDL_numjoysticks=0; - return; + SDL_numjoysticks = 0; + return; } /*--- Joypad I/O read/write interface ---*/ #define JOYPAD_IO_BASE (0xffff9200) -struct JOYPAD_IO_S { - Uint16 fires; - Uint16 directions; - Uint16 dummy1[6]; - Uint16 paddles[4]; - Uint16 dummy2[4]; - Uint16 lightpens[2]; +struct JOYPAD_IO_S +{ + Uint16 fires; + Uint16 directions; + Uint16 dummy1[6]; + Uint16 paddles[4]; + Uint16 dummy2[4]; + Uint16 lightpens[2]; }; #define JOYPAD_IO ((*(volatile struct JOYPAD_IO_S *)JOYPAD_IO_BASE)) -static void UpdateJoypads(void) +static void +UpdateJoypads(void) { - Uint16 tmp; + Uint16 tmp; + + /*--- This function is called in supervisor mode ---*/ - /*--- This function is called in supervisor mode ---*/ + /* Update joysticks */ + jp_fires = (~(JOYPAD_IO.fires)) & 15; + jp_directions = (~(JOYPAD_IO.directions)); - /* Update joysticks */ - jp_fires = (~(JOYPAD_IO.fires)) & 15; - jp_directions = (~(JOYPAD_IO.directions)); - - /* Update lightpen */ - tmp = JOYPAD_IO.lightpens[0] & 1023; - jp_lightpens[0] = (tmp<<6) | (tmp>>4); - tmp = JOYPAD_IO.lightpens[1] & 1023; - jp_lightpens[1] = (tmp<<6) | (tmp>>4); - - /* Update paddles */ - tmp = (JOYPAD_IO.paddles[0] & 255); - jp_paddles[0] = (tmp<<8) | tmp; - tmp = (JOYPAD_IO.paddles[1] & 255); - jp_paddles[1] = (tmp<<8) | tmp; - tmp = (JOYPAD_IO.paddles[2] & 255); - jp_paddles[2] = (tmp<<8) | tmp; - tmp = (JOYPAD_IO.paddles[3] & 255); - jp_paddles[3] = (tmp<<8) | tmp; + /* Update lightpen */ + tmp = JOYPAD_IO.lightpens[0] & 1023; + jp_lightpens[0] = (tmp << 6) | (tmp >> 4); + tmp = JOYPAD_IO.lightpens[1] & 1023; + jp_lightpens[1] = (tmp << 6) | (tmp >> 4); - /* Update joypad 0 */ - JOYPAD_IO.directions=0xfffe; - jp_joypads[0]=((~(JOYPAD_IO.fires)) & 3)<<(16); - JOYPAD_IO.directions=0xfffe; - jp_joypads[0] |= ((~(JOYPAD_IO.directions))>>8) & 15; + /* Update paddles */ + tmp = (JOYPAD_IO.paddles[0] & 255); + jp_paddles[0] = (tmp << 8) | tmp; + tmp = (JOYPAD_IO.paddles[1] & 255); + jp_paddles[1] = (tmp << 8) | tmp; + tmp = (JOYPAD_IO.paddles[2] & 255); + jp_paddles[2] = (tmp << 8) | tmp; + tmp = (JOYPAD_IO.paddles[3] & 255); + jp_paddles[3] = (tmp << 8) | tmp; + + /* Update joypad 0 */ + JOYPAD_IO.directions = 0xfffe; + jp_joypads[0] = ((~(JOYPAD_IO.fires)) & 3) << (16); + JOYPAD_IO.directions = 0xfffe; + jp_joypads[0] |= ((~(JOYPAD_IO.directions)) >> 8) & 15; - JOYPAD_IO.directions=0xfffd; - jp_joypads[0] |= ((~(JOYPAD_IO.fires)) & 3)<<(16+2); - JOYPAD_IO.directions=0xfffd; - jp_joypads[0] |= (((~(JOYPAD_IO.directions))>>8) & 15)<<4; + JOYPAD_IO.directions = 0xfffd; + jp_joypads[0] |= ((~(JOYPAD_IO.fires)) & 3) << (16 + 2); + JOYPAD_IO.directions = 0xfffd; + jp_joypads[0] |= (((~(JOYPAD_IO.directions)) >> 8) & 15) << 4; - JOYPAD_IO.directions=0xfffb; - jp_joypads[0] |= ((~(JOYPAD_IO.fires)) & 3)<<(16+4); - JOYPAD_IO.directions=0xfffb; - jp_joypads[0] |= (((~(JOYPAD_IO.directions))>>8) & 15)<<8; + JOYPAD_IO.directions = 0xfffb; + jp_joypads[0] |= ((~(JOYPAD_IO.fires)) & 3) << (16 + 4); + JOYPAD_IO.directions = 0xfffb; + jp_joypads[0] |= (((~(JOYPAD_IO.directions)) >> 8) & 15) << 8; - JOYPAD_IO.directions=0xfff7; - jp_joypads[0] |= ((~(JOYPAD_IO.fires)) & 3)<<(16+6); - JOYPAD_IO.directions=0xfff7; - jp_joypads[0] |= (((~(JOYPAD_IO.directions))>>8) & 15)<<12; + JOYPAD_IO.directions = 0xfff7; + jp_joypads[0] |= ((~(JOYPAD_IO.fires)) & 3) << (16 + 6); + JOYPAD_IO.directions = 0xfff7; + jp_joypads[0] |= (((~(JOYPAD_IO.directions)) >> 8) & 15) << 12; - /* Update joypad 1 */ - JOYPAD_IO.directions=0xffef; - jp_joypads[1]=((~(JOYPAD_IO.fires)) & (3<<2))<<(16-2); - JOYPAD_IO.directions=0xffef; - jp_joypads[1] |= ((~(JOYPAD_IO.directions))>>12) & 15; + /* Update joypad 1 */ + JOYPAD_IO.directions = 0xffef; + jp_joypads[1] = ((~(JOYPAD_IO.fires)) & (3 << 2)) << (16 - 2); + JOYPAD_IO.directions = 0xffef; + jp_joypads[1] |= ((~(JOYPAD_IO.directions)) >> 12) & 15; - JOYPAD_IO.directions=0xffdf; - jp_joypads[1] |= ((~(JOYPAD_IO.fires)) & (3<<2))<<(16); - JOYPAD_IO.directions=0xffdf; - jp_joypads[1] |= (((~(JOYPAD_IO.directions))>>12) & 15)<<4; + JOYPAD_IO.directions = 0xffdf; + jp_joypads[1] |= ((~(JOYPAD_IO.fires)) & (3 << 2)) << (16); + JOYPAD_IO.directions = 0xffdf; + jp_joypads[1] |= (((~(JOYPAD_IO.directions)) >> 12) & 15) << 4; - JOYPAD_IO.directions=0xffbf; - jp_joypads[1] |= ((~(JOYPAD_IO.fires)) & (3<<2))<<(16+2); - JOYPAD_IO.directions=0xffbf; - jp_joypads[1] |= (((~(JOYPAD_IO.directions))>>12) & 15)<<8; + JOYPAD_IO.directions = 0xffbf; + jp_joypads[1] |= ((~(JOYPAD_IO.fires)) & (3 << 2)) << (16 + 2); + JOYPAD_IO.directions = 0xffbf; + jp_joypads[1] |= (((~(JOYPAD_IO.directions)) >> 12) & 15) << 8; - JOYPAD_IO.directions=0xff7f; - jp_joypads[1] |= ((~(JOYPAD_IO.fires)) & (3<<2))<<(16+4); - JOYPAD_IO.directions=0xff7f; - jp_joypads[1] |= (((~(JOYPAD_IO.directions))>>12) & 15)<<12; + JOYPAD_IO.directions = 0xff7f; + jp_joypads[1] |= ((~(JOYPAD_IO.fires)) & (3 << 2)) << (16 + 4); + JOYPAD_IO.directions = 0xff7f; + jp_joypads[1] |= (((~(JOYPAD_IO.directions)) >> 12) & 15) << 12; } #endif /* SDL_JOYSTICK_MINT */ +/* vi: set ts=4 sw=4 expandtab: */