diff options
Diffstat (limited to 'distrib/sdl-1.2.12/src/joystick/dc/SDL_sysjoystick.c')
| -rw-r--r-- | distrib/sdl-1.2.12/src/joystick/dc/SDL_sysjoystick.c | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/distrib/sdl-1.2.12/src/joystick/dc/SDL_sysjoystick.c b/distrib/sdl-1.2.12/src/joystick/dc/SDL_sysjoystick.c deleted file mode 100644 index ac72473..0000000 --- a/distrib/sdl-1.2.12/src/joystick/dc/SDL_sysjoystick.c +++ /dev/null @@ -1,193 +0,0 @@ -/* - SDL - Simple DirectMedia Layer - Copyright (C) 1997-2006 Sam Lantinga - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - This library 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, write to the Free Software - Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - - Sam Lantinga - slouken@libsdl.org -*/ -#include "SDL_config.h" - -#ifdef SDL_JOYSTICK_DC - -#include "SDL_events.h" -#include "SDL_joystick.h" -#include "../SDL_sysjoystick.h" -#include "../SDL_joystick_c.h" - -#include <dc/maple.h> -#include <dc/maple/controller.h> - -#define MAX_JOYSTICKS 8 /* only 2 are supported in the multimedia API */ -#define MAX_AXES 6 /* each joystick can have up to 6 axes */ -#define MAX_BUTTONS 8 /* and 8 buttons */ -#define MAX_HATS 2 - -#define JOYNAMELEN 8 - -/* array to hold joystick ID values */ -static uint8 SYS_Joystick_addr[MAX_JOYSTICKS]; - -/* The private structure used to keep track of a joystick */ -struct joystick_hwdata -{ - cont_cond_t prev_cond; - int prev_buttons; -}; - -/* Function to scan the system for joysticks. - * This function should set SDL_numjoysticks to the number of available - * joysticks. Joystick 0 should be the system default joystick. - * It should return 0, or -1 on an unrecoverable fatal error. - */ -int SDL_SYS_JoystickInit(void) -{ - int numdevs; - - int p,u; - - numdevs = 0; - for(p=0;p<MAPLE_PORT_COUNT;p++) { - for(u=0;u<MAPLE_UNIT_COUNT;u++) { - if (maple_device_func(p,u)&MAPLE_FUNC_CONTROLLER) { - SYS_Joystick_addr[numdevs] = maple_addr(p,u); - numdevs++; - } - } - } - - return(numdevs); -} - -/* Function to get the device-dependent name of a joystick */ -const char *SDL_SYS_JoystickName(int index) -{ - maple_device_t *dev; - if (maple_compat_resolve(SYS_Joystick_addr[index],&dev,MAPLE_FUNC_CONTROLLER)!=0) return NULL; - return dev->info.product_name; -} - -/* Function to open a joystick for use. - The joystick to open is specified by the index field of the joystick. - This should fill the nbuttons and naxes fields of the joystick structure. - It returns 0, or -1 if there is an error. - */ -int SDL_SYS_JoystickOpen(SDL_Joystick *joystick) -{ - /* allocate memory for system specific hardware data */ - joystick->hwdata = (struct joystick_hwdata *) SDL_malloc(sizeof(*joystick->hwdata)); - if (joystick->hwdata == NULL) - { - SDL_OutOfMemory(); - return(-1); - } - SDL_memset(joystick->hwdata, 0, sizeof(*joystick->hwdata)); - - /* fill nbuttons, naxes, and nhats fields */ - joystick->nbuttons = MAX_BUTTONS; - joystick->naxes = MAX_AXES; - joystick->nhats = MAX_HATS; - return(0); -} - - -/* Function to update the state of a joystick - called as a device poll. - * This function shouldn't update the joystick structure directly, - * but instead should call SDL_PrivateJoystick*() to deliver events - * and update joystick device state. - */ - -void SDL_SYS_JoystickUpdate(SDL_Joystick *joystick) -{ -const int sdl_buttons[] = { - CONT_C, - CONT_B, - CONT_A, - CONT_START, - CONT_Z, - CONT_Y, - CONT_X, - CONT_D -}; - - uint8 addr; - cont_cond_t cond,*prev_cond; - int buttons,prev_buttons,i,changed; - - addr = SYS_Joystick_addr[joystick->index]; - if (cont_get_cond(addr,&cond)<0) return; - - buttons = cond.buttons; - prev_buttons = joystick->hwdata->prev_buttons; - changed = buttons^prev_buttons; - - if ((changed)&(CONT_DPAD_UP|CONT_DPAD_DOWN|CONT_DPAD_LEFT|CONT_DPAD_RIGHT)) { - int hat = SDL_HAT_CENTERED; - if (buttons&CONT_DPAD_UP) hat|=SDL_HAT_UP; - if (buttons&CONT_DPAD_DOWN) hat|=SDL_HAT_DOWN; - if (buttons&CONT_DPAD_LEFT) hat|=SDL_HAT_LEFT; - if (buttons&CONT_DPAD_RIGHT) hat|=SDL_HAT_RIGHT; - SDL_PrivateJoystickHat(joystick, 0, hat); - } - if ((changed)&(CONT_DPAD2_UP|CONT_DPAD2_DOWN|CONT_DPAD2_LEFT|CONT_DPAD2_RIGHT)) { - int hat = SDL_HAT_CENTERED; - if (buttons&CONT_DPAD2_UP) hat|=SDL_HAT_UP; - if (buttons&CONT_DPAD2_DOWN) hat|=SDL_HAT_DOWN; - if (buttons&CONT_DPAD2_LEFT) hat|=SDL_HAT_LEFT; - if (buttons&CONT_DPAD2_RIGHT) hat|=SDL_HAT_RIGHT; - SDL_PrivateJoystickHat(joystick, 1, hat); - } - - for(i=0;i<sizeof(sdl_buttons)/sizeof(sdl_buttons[0]);i++) { - if (changed & sdl_buttons[i]) { - SDL_PrivateJoystickButton(joystick, i, (buttons & sdl_buttons[i])?SDL_PRESSED:SDL_RELEASED); - } - } - - prev_cond = &joystick->hwdata->prev_cond; - if (cond.joyx!=prev_cond->joyx) - SDL_PrivateJoystickAxis(joystick, 0, cond.joyx-128); - if (cond.joyy!=prev_cond->joyy) - SDL_PrivateJoystickAxis(joystick, 1, cond.joyy-128); - if (cond.rtrig!=prev_cond->rtrig) - SDL_PrivateJoystickAxis(joystick, 2, cond.rtrig); - if (cond.ltrig!=prev_cond->ltrig) - SDL_PrivateJoystickAxis(joystick, 3, cond.ltrig); - if (cond.joy2x!=prev_cond->joy2x) - SDL_PrivateJoystickAxis(joystick, 4, cond.joy2x-128); - if (cond.joy2y!=prev_cond->joy2y) - SDL_PrivateJoystickAxis(joystick, 5, cond.joy2y-128); - - joystick->hwdata->prev_buttons = buttons; - joystick->hwdata->prev_cond = cond; -} - -/* Function to close a joystick after use */ -void SDL_SYS_JoystickClose(SDL_Joystick *joystick) -{ - if (joystick->hwdata != NULL) { - /* free system specific hardware data */ - SDL_free(joystick->hwdata); - } -} - -/* Function to perform any system-specific joystick related cleanup */ -void SDL_SYS_JoystickQuit(void) -{ - return; -} - -#endif /* SDL_JOYSTICK_DC */ |