diff --git a/src/events.c b/src/events.c index 6668eda..612891a 100644 --- a/src/events.c +++ b/src/events.c @@ -1,146 +1,147 @@ -/* - * wiiuse - * - * Written By: - * Michael Laforest < para > - * Email: < thepara (--AT--) g m a i l [--DOT--] com > - * - * Copyright 2006-2007 - * - * This file is part of wiiuse. - * - * 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 3 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, see . - * - * $Header$ - * - */ - -/** - * @file - * @brief Handles wiimote events. - * - * The file includes functions that handle the events - * that are sent from the wiimote to us. - */ - -#include - -#ifndef WIN32 - #include - #include +/* + * wiiuse + * + * Written By: + * Michael Laforest < para > + * Email: < thepara (--AT--) g m a i l [--DOT--] com > + * + * Copyright 2006-2007 + * + * This file is part of wiiuse. + * + * 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 3 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, see . + * + * $Header$ + * + */ + +/** + * @file + * @brief Handles wiimote events. + * + * The file includes functions that handle the events + * that are sent from the wiimote to us. + */ + +#include + +#ifndef WIN32 + #include + #include #include -#else +#else #include -#endif - -#include -#include -#include - -#include "definitions.h" -#include "io.h" -#include "wiiuse_internal.h" -#include "dynamics.h" -#include "ir.h" -#include "nunchuk.h" -#include "classic.h" -#include "guitar_hero_3.h" -#include "events.h" - -static void idle_cycle(struct wiimote_t* wm); +#endif + +#include +#include +#include + +#include "definitions.h" +#include "io.h" +#include "wiiuse_internal.h" +#include "dynamics.h" +#include "ir.h" +#include "nunchuk.h" +#include "classic.h" +#include "guitar_hero_3.h" +#include "wiiboard.h" +#include "events.h" + +static void idle_cycle(struct wiimote_t* wm); static void clear_dirty_reads(struct wiimote_t* wm); -static void propagate_event(struct wiimote_t* wm, byte event, byte* msg); -static void event_data_read(struct wiimote_t* wm, byte* msg); -static void event_status(struct wiimote_t* wm, byte* msg); -static void handle_expansion(struct wiimote_t* wm, byte* msg); - -static void save_state(struct wiimote_t* wm); -static int state_changed(struct wiimote_t* wm); - -/** - * @brief Poll the wiimotes for any events. - * - * @param wm An array of pointers to wiimote_t structures. - * @param wiimotes The number of wiimote_t structures in the \a wm array. - * - * @return Returns number of wiimotes that an event has occured on. - * - * It is necessary to poll the wiimote devices for events - * that occur. If an event occurs on a particular wiimote, - * the event variable will be set. - */ -int wiiuse_poll(struct wiimote_t** wm, int wiimotes) { - int evnt = 0; - - #ifndef WIN32 - /* - * *nix - */ - struct timeval tv; - fd_set fds; - int r; - int i; - int highest_fd = -1; - - if (!wm) return 0; - - /* block select() for 1/2000th of a second */ - tv.tv_sec = 0; - tv.tv_usec = 500; - - FD_ZERO(&fds); - - for (i = 0; i < wiimotes; ++i) { - /* only poll it if it is connected */ - if (WIIMOTE_IS_SET(wm[i], WIIMOTE_STATE_CONNECTED)) { - FD_SET(wm[i]->in_sock, &fds); - - /* find the highest fd of the connected wiimotes */ - if (wm[i]->in_sock > highest_fd) - highest_fd = wm[i]->in_sock; - } - - wm[i]->event = WIIUSE_NONE; - } - - if (highest_fd == -1) - /* nothing to poll */ - return 0; - - if (select(highest_fd + 1, &fds, NULL, NULL, &tv) == -1) { - WIIUSE_ERROR("Unable to select() the wiimote interrupt socket(s)."); - perror("Error Details"); - return 0; - } - - /* check each socket for an event */ - for (i = 0; i < wiimotes; ++i) { - /* if this wiimote is not connected, skip it */ - if (!WIIMOTE_IS_CONNECTED(wm[i])) - continue; - - if (FD_ISSET(wm[i]->in_sock, &fds)) { - /* clear out the event buffer */ +static void propagate_event(struct wiimote_t* wm, byte event, byte* msg); +static void event_data_read(struct wiimote_t* wm, byte* msg); +static void event_status(struct wiimote_t* wm, byte* msg); +static void handle_expansion(struct wiimote_t* wm, byte* msg); + +static void save_state(struct wiimote_t* wm); +static int state_changed(struct wiimote_t* wm); + +/** + * @brief Poll the wiimotes for any events. + * + * @param wm An array of pointers to wiimote_t structures. + * @param wiimotes The number of wiimote_t structures in the \a wm array. + * + * @return Returns number of wiimotes that an event has occured on. + * + * It is necessary to poll the wiimote devices for events + * that occur. If an event occurs on a particular wiimote, + * the event variable will be set. + */ +int wiiuse_poll(struct wiimote_t** wm, int wiimotes) { + int evnt = 0; + + #ifndef WIN32 + /* + * *nix + */ + struct timeval tv; + fd_set fds; + int r; + int i; + int highest_fd = -1; + + if (!wm) return 0; + + /* block select() for 1/2000th of a second */ + tv.tv_sec = 0; + tv.tv_usec = 500; + + FD_ZERO(&fds); + + for (i = 0; i < wiimotes; ++i) { + /* only poll it if it is connected */ + if (WIIMOTE_IS_SET(wm[i], WIIMOTE_STATE_CONNECTED)) { + FD_SET(wm[i]->in_sock, &fds); + + /* find the highest fd of the connected wiimotes */ + if (wm[i]->in_sock > highest_fd) + highest_fd = wm[i]->in_sock; + } + + wm[i]->event = WIIUSE_NONE; + } + + if (highest_fd == -1) + /* nothing to poll */ + return 0; + + if (select(highest_fd + 1, &fds, NULL, NULL, &tv) == -1) { + WIIUSE_ERROR("Unable to select() the wiimote interrupt socket(s)."); + perror("Error Details"); + return 0; + } + + /* check each socket for an event */ + for (i = 0; i < wiimotes; ++i) { + /* if this wiimote is not connected, skip it */ + if (!WIIMOTE_IS_CONNECTED(wm[i])) + continue; + + if (FD_ISSET(wm[i]->in_sock, &fds)) { + /* clear out the event buffer */ memset(wm[i]->event_buf, 0, sizeof(wm[i]->event_buf)); /* clear out any old read requests */ - clear_dirty_reads(wm[i]); - - /* read the pending message into the buffer */ - r = read(wm[i]->in_sock, wm[i]->event_buf, sizeof(wm[i]->event_buf)); - if (r == -1) { - /* error reading data */ + clear_dirty_reads(wm[i]); + + /* read the pending message into the buffer */ + r = read(wm[i]->in_sock, wm[i]->event_buf, sizeof(wm[i]->event_buf)); + if (r == -1) { + /* error reading data */ WIIUSE_ERROR("Receiving wiimote data (id %i).", wm[i]->unid); perror("Error Details"); @@ -150,72 +151,72 @@ int wiiuse_poll(struct wiimote_t** wm, int wiimotes) { wiiuse_disconnect(wm[i]); wm[i]->event = WIIUSE_UNEXPECTED_DISCONNECT; } - - continue; - } - if (!r) { - /* remote disconnect */ - wiiuse_disconnected(wm[i]); - evnt = 1; - continue; - } - - /* propagate the event */ - propagate_event(wm[i], wm[i]->event_buf[1], wm[i]->event_buf+2); - evnt += (wm[i]->event != WIIUSE_NONE); - } else { - idle_cycle(wm[i]); - } - } - #else - /* - * Windows - */ - int i; - - if (!wm) return 0; - - for (i = 0; i < wiimotes; ++i) { - wm[i]->event = WIIUSE_NONE; - - if (wiiuse_io_read(wm[i])) { - /* propagate the event */ - propagate_event(wm[i], wm[i]->event_buf[0], wm[i]->event_buf+1); - evnt += (wm[i]->event != WIIUSE_NONE); - - /* clear out the event buffer */ - memset(wm[i]->event_buf, 0, sizeof(wm[i]->event_buf)); - } else { - idle_cycle(wm[i]); - } - } - #endif - - return evnt; -} - - -/** - * @brief Called on a cycle where no significant change occurs. - * - * @param wm Pointer to a wiimote_t structure. - */ -static void idle_cycle(struct wiimote_t* wm) { - /* - * Smooth the angles. - * - * This is done to make sure that on every cycle the orientation - * angles are smoothed. Normally when an event occurs the angles - * are updated and smoothed, but if no packet comes in then the - * angles remain the same. This means the angle wiiuse reports - * is still an old value. Smoothing needs to be applied in this - * case in order for the angle it reports to converge to the true - * angle of the device. - */ - if (WIIUSE_USING_ACC(wm) && WIIMOTE_IS_FLAG_SET(wm, WIIUSE_SMOOTHING)) { - apply_smoothing(&wm->accel_calib, &wm->orient, SMOOTH_ROLL); - apply_smoothing(&wm->accel_calib, &wm->orient, SMOOTH_PITCH); - } + + continue; + } + if (!r) { + /* remote disconnect */ + wiiuse_disconnected(wm[i]); + evnt = 1; + continue; + } + + /* propagate the event */ + propagate_event(wm[i], wm[i]->event_buf[1], wm[i]->event_buf+2); + evnt += (wm[i]->event != WIIUSE_NONE); + } else { + idle_cycle(wm[i]); + } + } + #else + /* + * Windows + */ + int i; + + if (!wm) return 0; + + for (i = 0; i < wiimotes; ++i) { + wm[i]->event = WIIUSE_NONE; + + if (wiiuse_io_read(wm[i])) { + /* propagate the event */ + propagate_event(wm[i], wm[i]->event_buf[0], wm[i]->event_buf+1); + evnt += (wm[i]->event != WIIUSE_NONE); + + /* clear out the event buffer */ + memset(wm[i]->event_buf, 0, sizeof(wm[i]->event_buf)); + } else { + idle_cycle(wm[i]); + } + } + #endif + + return evnt; +} + + +/** + * @brief Called on a cycle where no significant change occurs. + * + * @param wm Pointer to a wiimote_t structure. + */ +static void idle_cycle(struct wiimote_t* wm) { + /* + * Smooth the angles. + * + * This is done to make sure that on every cycle the orientation + * angles are smoothed. Normally when an event occurs the angles + * are updated and smoothed, but if no packet comes in then the + * angles remain the same. This means the angle wiiuse reports + * is still an old value. Smoothing needs to be applied in this + * case in order for the angle it reports to converge to the true + * angle of the device. + */ + if (WIIUSE_USING_ACC(wm) && WIIMOTE_IS_FLAG_SET(wm, WIIUSE_SMOOTHING)) { + apply_smoothing(&wm->accel_calib, &wm->orient, SMOOTH_ROLL); + apply_smoothing(&wm->accel_calib, &wm->orient, SMOOTH_PITCH); + } /* clear out any old read requests */ clear_dirty_reads(wm); @@ -237,264 +238,264 @@ static void clear_dirty_reads(struct wiimote_t* wm) { free(req); req = wm->read_req; } -} - - -/** - * @brief Analyze the event that occured on a wiimote. - * - * @param wm An array of pointers to wiimote_t structures. - * @param event The event that occured. - * @param msg The message specified in the event packet. - * - * Pass the event to the registered event callback. - */ -static void propagate_event(struct wiimote_t* wm, byte event, byte* msg) { - save_state(wm); - - switch (event) { - case WM_RPT_BTN: - { - /* button */ - wiiuse_pressed_buttons(wm, msg); - break; - } - case WM_RPT_BTN_ACC: - { - /* button - motion */ - wiiuse_pressed_buttons(wm, msg); - - wm->accel.x = msg[2]; - wm->accel.y = msg[3]; - wm->accel.z = msg[4]; - - /* calculate the remote orientation */ - calculate_orientation(&wm->accel_calib, &wm->accel, &wm->orient, WIIMOTE_IS_FLAG_SET(wm, WIIUSE_SMOOTHING)); - - /* calculate the gforces on each axis */ - calculate_gforce(&wm->accel_calib, &wm->accel, &wm->gforce); - - break; - } - case WM_RPT_READ: - { - /* data read */ - event_data_read(wm, msg); - - /* yeah buttons may be pressed, but this wasn't an "event" */ - return; - } - case WM_RPT_CTRL_STATUS: - { - /* controller status */ - event_status(wm, msg); - - /* don't execute the event callback */ - return; - } - case WM_RPT_BTN_EXP: - { - /* button - expansion */ - wiiuse_pressed_buttons(wm, msg); - handle_expansion(wm, msg+2); - - break; - } - case WM_RPT_BTN_ACC_EXP: - { - /* button - motion - expansion */ - wiiuse_pressed_buttons(wm, msg); - - wm->accel.x = msg[2]; - wm->accel.y = msg[3]; - wm->accel.z = msg[4]; - - calculate_orientation(&wm->accel_calib, &wm->accel, &wm->orient, WIIMOTE_IS_FLAG_SET(wm, WIIUSE_SMOOTHING)); - calculate_gforce(&wm->accel_calib, &wm->accel, &wm->gforce); - - handle_expansion(wm, msg+5); - - break; - } - case WM_RPT_BTN_ACC_IR: - { - /* button - motion - ir */ - wiiuse_pressed_buttons(wm, msg); - - wm->accel.x = msg[2]; - wm->accel.y = msg[3]; - wm->accel.z = msg[4]; - - calculate_orientation(&wm->accel_calib, &wm->accel, &wm->orient, WIIMOTE_IS_FLAG_SET(wm, WIIUSE_SMOOTHING)); - calculate_gforce(&wm->accel_calib, &wm->accel, &wm->gforce); - - /* ir */ - calculate_extended_ir(wm, msg+5); - - break; - } - case WM_RPT_BTN_IR_EXP: - { - /* button - ir - expansion */ - wiiuse_pressed_buttons(wm, msg); - handle_expansion(wm, msg+12); - - /* ir */ - calculate_basic_ir(wm, msg+2); - - break; - } - case WM_RPT_BTN_ACC_IR_EXP: - { - /* button - motion - ir - expansion */ - wiiuse_pressed_buttons(wm, msg); - - wm->accel.x = msg[2]; - wm->accel.y = msg[3]; - wm->accel.z = msg[4]; - - calculate_orientation(&wm->accel_calib, &wm->accel, &wm->orient, WIIMOTE_IS_FLAG_SET(wm, WIIUSE_SMOOTHING)); - calculate_gforce(&wm->accel_calib, &wm->accel, &wm->gforce); - - handle_expansion(wm, msg+15); - - /* ir */ - calculate_basic_ir(wm, msg+5); - - break; - } - case WM_RPT_WRITE: - { - /* write feedback - safe to skip */ - break; - } - default: - { - WIIUSE_WARNING("Unknown event, can not handle it [Code 0x%x].", event); - return; - } - } - - /* was there an event? */ - if (state_changed(wm)) - wm->event = WIIUSE_EVENT; -} - - -/** - * @brief Find what buttons are pressed. - * - * @param wm Pointer to a wiimote_t structure. - * @param msg The message specified in the event packet. - */ -void wiiuse_pressed_buttons(struct wiimote_t* wm, byte* msg) { - short now; - - /* convert to big endian */ - now = BIG_ENDIAN_SHORT(*(short*)msg) & WIIMOTE_BUTTON_ALL; - - /* pressed now & were pressed, then held */ - wm->btns_held = (now & wm->btns); - - /* were pressed or were held & not pressed now, then released */ - wm->btns_released = ((wm->btns | wm->btns_held) & ~now); - - /* buttons pressed now */ - wm->btns = now; -} - - -/** - * @brief Received a data packet from a read request. - * - * @param wm Pointer to a wiimote_t structure. - * @param msg The message specified in the event packet. - * - * Data from the wiimote comes in packets. If the requested - * data segment size is bigger than one packet can hold then - * several packets will be received. These packets are first - * reassembled into one, then the registered callback function - * that handles data reads is invoked. - */ -static void event_data_read(struct wiimote_t* wm, byte* msg) { - /* we must always assume the packet received is from the most recent request */ - byte err; - byte len; - unsigned short offset; - struct read_req_t* req = wm->read_req; - - wiiuse_pressed_buttons(wm, msg); +} + + +/** + * @brief Analyze the event that occured on a wiimote. + * + * @param wm An array of pointers to wiimote_t structures. + * @param event The event that occured. + * @param msg The message specified in the event packet. + * + * Pass the event to the registered event callback. + */ +static void propagate_event(struct wiimote_t* wm, byte event, byte* msg) { + save_state(wm); + + switch (event) { + case WM_RPT_BTN: + { + /* button */ + wiiuse_pressed_buttons(wm, msg); + break; + } + case WM_RPT_BTN_ACC: + { + /* button - motion */ + wiiuse_pressed_buttons(wm, msg); + + wm->accel.x = msg[2]; + wm->accel.y = msg[3]; + wm->accel.z = msg[4]; + + /* calculate the remote orientation */ + calculate_orientation(&wm->accel_calib, &wm->accel, &wm->orient, WIIMOTE_IS_FLAG_SET(wm, WIIUSE_SMOOTHING)); + + /* calculate the gforces on each axis */ + calculate_gforce(&wm->accel_calib, &wm->accel, &wm->gforce); + + break; + } + case WM_RPT_READ: + { + /* data read */ + event_data_read(wm, msg); + + /* yeah buttons may be pressed, but this wasn't an "event" */ + return; + } + case WM_RPT_CTRL_STATUS: + { + /* controller status */ + event_status(wm, msg); + + /* don't execute the event callback */ + return; + } + case WM_RPT_BTN_EXP: + { + /* button - expansion */ + wiiuse_pressed_buttons(wm, msg); + handle_expansion(wm, msg+2); + + break; + } + case WM_RPT_BTN_ACC_EXP: + { + /* button - motion - expansion */ + wiiuse_pressed_buttons(wm, msg); + + wm->accel.x = msg[2]; + wm->accel.y = msg[3]; + wm->accel.z = msg[4]; + + calculate_orientation(&wm->accel_calib, &wm->accel, &wm->orient, WIIMOTE_IS_FLAG_SET(wm, WIIUSE_SMOOTHING)); + calculate_gforce(&wm->accel_calib, &wm->accel, &wm->gforce); + + handle_expansion(wm, msg+5); + + break; + } + case WM_RPT_BTN_ACC_IR: + { + /* button - motion - ir */ + wiiuse_pressed_buttons(wm, msg); + + wm->accel.x = msg[2]; + wm->accel.y = msg[3]; + wm->accel.z = msg[4]; + + calculate_orientation(&wm->accel_calib, &wm->accel, &wm->orient, WIIMOTE_IS_FLAG_SET(wm, WIIUSE_SMOOTHING)); + calculate_gforce(&wm->accel_calib, &wm->accel, &wm->gforce); + + /* ir */ + calculate_extended_ir(wm, msg+5); + + break; + } + case WM_RPT_BTN_IR_EXP: + { + /* button - ir - expansion */ + wiiuse_pressed_buttons(wm, msg); + handle_expansion(wm, msg+12); + + /* ir */ + calculate_basic_ir(wm, msg+2); + + break; + } + case WM_RPT_BTN_ACC_IR_EXP: + { + /* button - motion - ir - expansion */ + wiiuse_pressed_buttons(wm, msg); + + wm->accel.x = msg[2]; + wm->accel.y = msg[3]; + wm->accel.z = msg[4]; + + calculate_orientation(&wm->accel_calib, &wm->accel, &wm->orient, WIIMOTE_IS_FLAG_SET(wm, WIIUSE_SMOOTHING)); + calculate_gforce(&wm->accel_calib, &wm->accel, &wm->gforce); + + handle_expansion(wm, msg+15); + + /* ir */ + calculate_basic_ir(wm, msg+5); + + break; + } + case WM_RPT_WRITE: + { + /* write feedback - safe to skip */ + break; + } + default: + { + WIIUSE_WARNING("Unknown event, can not handle it [Code 0x%x].", event); + return; + } + } + + /* was there an event? */ + if (state_changed(wm)) + wm->event = WIIUSE_EVENT; +} + + +/** + * @brief Find what buttons are pressed. + * + * @param wm Pointer to a wiimote_t structure. + * @param msg The message specified in the event packet. + */ +void wiiuse_pressed_buttons(struct wiimote_t* wm, byte* msg) { + short now; + + /* convert to big endian */ + now = BIG_ENDIAN_SHORT(*(short*)msg) & WIIMOTE_BUTTON_ALL; + + /* pressed now & were pressed, then held */ + wm->btns_held = (now & wm->btns); + + /* were pressed or were held & not pressed now, then released */ + wm->btns_released = ((wm->btns | wm->btns_held) & ~now); + + /* buttons pressed now */ + wm->btns = now; +} + + +/** + * @brief Received a data packet from a read request. + * + * @param wm Pointer to a wiimote_t structure. + * @param msg The message specified in the event packet. + * + * Data from the wiimote comes in packets. If the requested + * data segment size is bigger than one packet can hold then + * several packets will be received. These packets are first + * reassembled into one, then the registered callback function + * that handles data reads is invoked. + */ +static void event_data_read(struct wiimote_t* wm, byte* msg) { + /* we must always assume the packet received is from the most recent request */ + byte err; + byte len; + unsigned short offset; + struct read_req_t* req = wm->read_req; + + wiiuse_pressed_buttons(wm, msg); /* find the next non-dirty request */ while (req && req->dirty) req = req->next; - - /* if we don't have a request out then we didn't ask for this packet */ - if (!req) { - WIIUSE_WARNING("Received data packet when no request was made."); - return; - } - - err = msg[2] & 0x0F; - - if (err == 0x08) - WIIUSE_WARNING("Unable to read data - address does not exist."); - else if (err == 0x07) - WIIUSE_WARNING("Unable to read data - address is for write-only registers."); - else if (err) - WIIUSE_WARNING("Unable to read data - unknown error code %x.", err); - - if (err) { - /* this request errored out, so skip it and go to the next one */ - - /* delete this request */ - wm->read_req = req->next; - free(req); - - /* if another request exists send it to the wiimote */ - if (wm->read_req) - wiiuse_send_next_pending_read_request(wm); - - return; - } - - len = ((msg[2] & 0xF0) >> 4) + 1; - offset = BIG_ENDIAN_SHORT(*(unsigned short*)(msg + 3)); - req->addr = (req->addr & 0xFFFF); - - req->wait -= len; - if (req->wait >= req->size) - /* this should never happen */ - req->wait = 0; - - WIIUSE_DEBUG("Received read packet:"); - WIIUSE_DEBUG(" Packet read offset: %i bytes", offset); - WIIUSE_DEBUG(" Request read offset: %i bytes", req->addr); - WIIUSE_DEBUG(" Read offset into buf: %i bytes", offset - req->addr); - WIIUSE_DEBUG(" Read data size: %i bytes", len); - WIIUSE_DEBUG(" Still need: %i bytes", req->wait); - - /* reconstruct this part of the data */ - memcpy((req->buf + offset - req->addr), (msg + 5), len); - - #ifdef WITH_WIIUSE_DEBUG - { - int i = 0; - printf("Read: "); - for (; i < req->size - req->wait; ++i) - printf("%x ", req->buf[i]); - printf("\n"); - } - #endif - - /* if all data has been received, execute the read event callback or generate event */ + + /* if we don't have a request out then we didn't ask for this packet */ + if (!req) { + WIIUSE_WARNING("Received data packet when no request was made."); + return; + } + + err = msg[2] & 0x0F; + + if (err == 0x08) + WIIUSE_WARNING("Unable to read data - address does not exist."); + else if (err == 0x07) + WIIUSE_WARNING("Unable to read data - address is for write-only registers."); + else if (err) + WIIUSE_WARNING("Unable to read data - unknown error code %x.", err); + + if (err) { + /* this request errored out, so skip it and go to the next one */ + + /* delete this request */ + wm->read_req = req->next; + free(req); + + /* if another request exists send it to the wiimote */ + if (wm->read_req) + wiiuse_send_next_pending_read_request(wm); + + return; + } + + len = ((msg[2] & 0xF0) >> 4) + 1; + offset = BIG_ENDIAN_SHORT(*(unsigned short*)(msg + 3)); + req->addr = (req->addr & 0xFFFF); + + req->wait -= len; + if (req->wait >= req->size) + /* this should never happen */ + req->wait = 0; + + WIIUSE_DEBUG("Received read packet:"); + WIIUSE_DEBUG(" Packet read offset: %i bytes", offset); + WIIUSE_DEBUG(" Request read offset: %i bytes", req->addr); + WIIUSE_DEBUG(" Read offset into buf: %i bytes", offset - req->addr); + WIIUSE_DEBUG(" Read data size: %i bytes", len); + WIIUSE_DEBUG(" Still need: %i bytes", req->wait); + + /* reconstruct this part of the data */ + memcpy((req->buf + offset - req->addr), (msg + 5), len); + + #ifdef WITH_WIIUSE_DEBUG + { + int i = 0; + printf("Read: "); + for (; i < req->size - req->wait; ++i) + printf("%x ", req->buf[i]); + printf("\n"); + } + #endif + + /* if all data has been received, execute the read event callback or generate event */ if (!req->wait) { if (req->cb) { - /* this was a callback, so invoke it now */ - req->cb(wm, req->buf, req->size); - - /* delete this request */ - wm->read_req = req->next; + /* this was a callback, so invoke it now */ + req->cb(wm, req->buf, req->size); + + /* delete this request */ + wm->read_req = req->next; free(req); } else { /* @@ -506,373 +507,394 @@ static void event_data_read(struct wiimote_t* wm, byte* msg) { */ wm->event = WIIUSE_READ_DATA; req->dirty = 1; - } - - /* if another request exists send it to the wiimote */ - if (wm->read_req) - wiiuse_send_next_pending_read_request(wm); - } -} - - -/** - * @brief Read the controller status. - * - * @param wm Pointer to a wiimote_t structure. - * @param msg The message specified in the event packet. - * - * Read the controller status and execute the registered status callback. - */ -static void event_status(struct wiimote_t* wm, byte* msg) { - int led[4] = {0}; - int attachment = 0; - int ir = 0; - int exp_changed = 0; - - /* - * An event occured. - * This event can be overwritten by a more specific - * event type during a handshake or expansion removal. - */ - wm->event = WIIUSE_STATUS; - - wiiuse_pressed_buttons(wm, msg); - - /* find what LEDs are lit */ - if (msg[2] & WM_CTRL_STATUS_BYTE1_LED_1) led[0] = 1; - if (msg[2] & WM_CTRL_STATUS_BYTE1_LED_2) led[1] = 1; - if (msg[2] & WM_CTRL_STATUS_BYTE1_LED_3) led[2] = 1; - if (msg[2] & WM_CTRL_STATUS_BYTE1_LED_4) led[3] = 1; - - /* is an attachment connected to the expansion port? */ - if ((msg[2] & WM_CTRL_STATUS_BYTE1_ATTACHMENT) == WM_CTRL_STATUS_BYTE1_ATTACHMENT) - attachment = 1; - - /* is the speaker enabled? */ - if ((msg[2] & WM_CTRL_STATUS_BYTE1_SPEAKER_ENABLED) == WM_CTRL_STATUS_BYTE1_SPEAKER_ENABLED) - WIIMOTE_ENABLE_STATE(wm, WIIMOTE_STATE_SPEAKER); - - /* is IR sensing enabled? */ - if ((msg[2] & WM_CTRL_STATUS_BYTE1_IR_ENABLED) == WM_CTRL_STATUS_BYTE1_IR_ENABLED) - ir = 1; - - /* find the battery level and normalize between 0 and 1 */ - wm->battery_level = (msg[5] / (float)WM_MAX_BATTERY_CODE); - - /* expansion port */ - if (attachment && !WIIMOTE_IS_SET(wm, WIIMOTE_STATE_EXP)) { - /* send the initialization code for the attachment */ - handshake_expansion(wm, NULL, 0); - exp_changed = 1; - } else if (!attachment && WIIMOTE_IS_SET(wm, WIIMOTE_STATE_EXP)) { - /* attachment removed */ - disable_expansion(wm); - exp_changed = 1; - } - - #ifdef WIN32 - if (!attachment) { - WIIUSE_DEBUG("Setting timeout to normal %i ms.", wm->normal_timeout); - wm->timeout = wm->normal_timeout; - } - #endif - - /* - * From now on the remote will only send status packets. - * We need to send a WIIMOTE_CMD_REPORT_TYPE packet to - * reenable other incoming reports. - */ - if (exp_changed && WIIMOTE_IS_SET(wm, WIIMOTE_STATE_IR)) { - /* - * Since the expansion status changed IR needs to - * be reset for the new IR report mode. - */ - WIIMOTE_DISABLE_STATE(wm, WIIMOTE_STATE_IR); - wiiuse_set_ir(wm, 1); - } else - wiiuse_set_report_type(wm); -} - - -/** - * @brief Handle data from the expansion. - * - * @param wm A pointer to a wiimote_t structure. - * @param msg The message specified in the event packet for the expansion. - */ -static void handle_expansion(struct wiimote_t* wm, byte* msg) { - switch (wm->exp.type) { - case EXP_NUNCHUK: - nunchuk_event(&wm->exp.nunchuk, msg); - break; - case EXP_CLASSIC: - classic_ctrl_event(&wm->exp.classic, msg); - break; - case EXP_GUITAR_HERO_3: - guitar_hero_3_event(&wm->exp.gh3, msg); - break; - default: - break; - } -} - - -/** - * @brief Handle the handshake data from the expansion device. - * - * @param wm A pointer to a wiimote_t structure. - * @param data The data read in from the device. - * @param len The length of the data block, in bytes. - * - * Tries to determine what kind of expansion was attached - * and invoke the correct handshake function. - * - * If the data is NULL then this function will try to start - * a handshake with the expansion. - */ -void handshake_expansion(struct wiimote_t* wm, byte* data, unsigned short len) { - int id; - - if (!data) { - byte* handshake_buf; - byte buf = 0x00; - - if (WIIMOTE_IS_SET(wm, WIIMOTE_STATE_EXP)) - disable_expansion(wm); - - /* increase the timeout until the handshake completes */ - #ifdef WIN32 - WIIUSE_DEBUG("Setting timeout to expansion %i ms.", wm->exp_timeout); - wm->timeout = wm->exp_timeout; - #endif - - wiiuse_write_data(wm, WM_EXP_MEM_ENABLE, &buf, 1); - - /* get the calibration data */ - handshake_buf = malloc(EXP_HANDSHAKE_LEN * sizeof(byte)); - wiiuse_read_data_cb(wm, handshake_expansion, handshake_buf, WM_EXP_MEM_CALIBR, EXP_HANDSHAKE_LEN); - - /* tell the wiimote to send expansion data */ - WIIMOTE_ENABLE_STATE(wm, WIIMOTE_STATE_EXP); - - return; - } - - id = BIG_ENDIAN_LONG(*(int*)(data + 220)); - - /* call the corresponding handshake function for this expansion */ - switch (id) { - case EXP_ID_CODE_NUNCHUK: - { - if (nunchuk_handshake(wm, &wm->exp.nunchuk, data, len)) - wm->event = WIIUSE_NUNCHUK_INSERTED; - break; - } - case EXP_ID_CODE_CLASSIC_CONTROLLER: + } + + /* if another request exists send it to the wiimote */ + if (wm->read_req) + wiiuse_send_next_pending_read_request(wm); + } +} + + +/** + * @brief Read the controller status. + * + * @param wm Pointer to a wiimote_t structure. + * @param msg The message specified in the event packet. + * + * Read the controller status and execute the registered status callback. + */ +static void event_status(struct wiimote_t* wm, byte* msg) { + int led[4] = {0}; + int attachment = 0; + int ir = 0; + int exp_changed = 0; + + /* + * An event occured. + * This event can be overwritten by a more specific + * event type during a handshake or expansion removal. + */ + wm->event = WIIUSE_STATUS; + + wiiuse_pressed_buttons(wm, msg); + + /* find what LEDs are lit */ + if (msg[2] & WM_CTRL_STATUS_BYTE1_LED_1) led[0] = 1; + if (msg[2] & WM_CTRL_STATUS_BYTE1_LED_2) led[1] = 1; + if (msg[2] & WM_CTRL_STATUS_BYTE1_LED_3) led[2] = 1; + if (msg[2] & WM_CTRL_STATUS_BYTE1_LED_4) led[3] = 1; + + /* is an attachment connected to the expansion port? */ + if ((msg[2] & WM_CTRL_STATUS_BYTE1_ATTACHMENT) == WM_CTRL_STATUS_BYTE1_ATTACHMENT) + attachment = 1; + + /* is the speaker enabled? */ + if ((msg[2] & WM_CTRL_STATUS_BYTE1_SPEAKER_ENABLED) == WM_CTRL_STATUS_BYTE1_SPEAKER_ENABLED) + WIIMOTE_ENABLE_STATE(wm, WIIMOTE_STATE_SPEAKER); + + /* is IR sensing enabled? */ + if ((msg[2] & WM_CTRL_STATUS_BYTE1_IR_ENABLED) == WM_CTRL_STATUS_BYTE1_IR_ENABLED) + ir = 1; + + /* find the battery level and normalize between 0 and 1 */ + wm->battery_level = (msg[5] / (float)WM_MAX_BATTERY_CODE); + + /* expansion port */ + if (attachment && !WIIMOTE_IS_SET(wm, WIIMOTE_STATE_EXP)) { + /* send the initialization code for the attachment */ + handshake_expansion(wm, NULL, 0); + exp_changed = 1; + } else if (!attachment && WIIMOTE_IS_SET(wm, WIIMOTE_STATE_EXP)) { + /* attachment removed */ + disable_expansion(wm); + exp_changed = 1; + } + + #ifdef WIN32 + if (!attachment) { + WIIUSE_DEBUG("Setting timeout to normal %i ms.", wm->normal_timeout); + wm->timeout = wm->normal_timeout; + } + #endif + + /* + * From now on the remote will only send status packets. + * We need to send a WIIMOTE_CMD_REPORT_TYPE packet to + * reenable other incoming reports. + */ + if (exp_changed && WIIMOTE_IS_SET(wm, WIIMOTE_STATE_IR)) { + /* + * Since the expansion status changed IR needs to + * be reset for the new IR report mode. + */ + WIIMOTE_DISABLE_STATE(wm, WIIMOTE_STATE_IR); + wiiuse_set_ir(wm, 1); + } else + wiiuse_set_report_type(wm); +} + + +/** + * @brief Handle data from the expansion. + * + * @param wm A pointer to a wiimote_t structure. + * @param msg The message specified in the event packet for the expansion. + */ +static void handle_expansion(struct wiimote_t* wm, byte* msg) { + switch (wm->exp.type) { + case EXP_NUNCHUK: + nunchuk_event(&wm->exp.nunchuk, msg); + break; + case EXP_CLASSIC: + classic_ctrl_event(&wm->exp.classic, msg); + break; + case EXP_GUITAR_HERO_3: + guitar_hero_3_event(&wm->exp.gh3, msg); + break; + case EXP_WII_BOARD: + wii_board_event(&wm->exp.wb, msg); + break; + default: + break; + } +} + + +/** + * @brief Handle the handshake data from the expansion device. + * + * @param wm A pointer to a wiimote_t structure. + * @param data The data read in from the device. + * @param len The length of the data block, in bytes. + * + * Tries to determine what kind of expansion was attached + * and invoke the correct handshake function. + * + * If the data is NULL then this function will try to start + * a handshake with the expansion. + */ +void handshake_expansion(struct wiimote_t* wm, byte* data, unsigned short len) { + int id; + + if (!data) { + byte* handshake_buf; + byte buf = 0x00; + + if (WIIMOTE_IS_SET(wm, WIIMOTE_STATE_EXP)) + disable_expansion(wm); + + /* increase the timeout until the handshake completes */ + #ifdef WIN32 + WIIUSE_DEBUG("Setting timeout to expansion %i ms.", wm->exp_timeout); + wm->timeout = wm->exp_timeout; + #endif + + wiiuse_write_data(wm, WM_EXP_MEM_ENABLE, &buf, 1); + + /* get the calibration data */ + handshake_buf = malloc(EXP_HANDSHAKE_LEN * sizeof(byte)); + wiiuse_read_data_cb(wm, handshake_expansion, handshake_buf, WM_EXP_MEM_CALIBR, EXP_HANDSHAKE_LEN); + + /* tell the wiimote to send expansion data */ + WIIMOTE_ENABLE_STATE(wm, WIIMOTE_STATE_EXP); + + return; + } + + id = BIG_ENDIAN_LONG(*(int*)(data + 220)); + + /* call the corresponding handshake function for this expansion */ + switch (id) { + case EXP_ID_CODE_NUNCHUK: { - if (classic_ctrl_handshake(wm, &wm->exp.classic, data, len)) + if (nunchuk_handshake(wm, &wm->exp.nunchuk, data, len)) + wm->event = WIIUSE_NUNCHUK_INSERTED; + break; + } + case EXP_ID_CODE_CLASSIC_CONTROLLER: + { + if (classic_ctrl_handshake(wm, &wm->exp.classic, data, len)) wm->event = WIIUSE_CLASSIC_CTRL_INSERTED; - break; - } - case EXP_ID_CODE_GUITAR: - { - if (guitar_hero_3_handshake(wm, &wm->exp.gh3, data, len)) - wm->event = WIIUSE_GUITAR_HERO_3_CTRL_INSERTED; - break; - } - default: - { - WIIUSE_WARNING("Unknown expansion type. Code: 0x%x", id); - break; - } - } - - free(data); -} - - - -/** - * @brief Disable the expansion device if it was enabled. - * - * @param wm A pointer to a wiimote_t structure. - * @param data The data read in from the device. - * @param len The length of the data block, in bytes. - * - * If the data is NULL then this function will try to start - * a handshake with the expansion. - */ -void disable_expansion(struct wiimote_t* wm) { - if (!WIIMOTE_IS_SET(wm, WIIMOTE_STATE_EXP)) - return; - - /* tell the assoicated module the expansion was removed */ - switch (wm->exp.type) { - case EXP_NUNCHUK: - nunchuk_disconnected(&wm->exp.nunchuk); - wm->event = WIIUSE_NUNCHUK_REMOVED; - break; - case EXP_CLASSIC: - classic_ctrl_disconnected(&wm->exp.classic); - wm->event = WIIUSE_CLASSIC_CTRL_REMOVED; - break; - case EXP_GUITAR_HERO_3: - guitar_hero_3_disconnected(&wm->exp.gh3); - wm->event = WIIUSE_GUITAR_HERO_3_CTRL_REMOVED; - break; - default: - break; - } - - WIIMOTE_DISABLE_STATE(wm, WIIMOTE_STATE_EXP); - wm->exp.type = EXP_NONE; -} - - -/** - * @brief Save important state data. - * @param wm A pointer to a wiimote_t structure. - */ -static void save_state(struct wiimote_t* wm) { - /* wiimote */ - wm->lstate.btns = wm->btns; - wm->lstate.accel = wm->accel; - - /* ir */ - if (WIIUSE_USING_IR(wm)) { - wm->lstate.ir_ax = wm->ir.ax; - wm->lstate.ir_ay = wm->ir.ay; - wm->lstate.ir_distance = wm->ir.distance; - } - - /* expansion */ - switch (wm->exp.type) { - case EXP_NUNCHUK: - wm->lstate.exp_ljs_ang = wm->exp.nunchuk.js.ang; - wm->lstate.exp_ljs_mag = wm->exp.nunchuk.js.mag; - wm->lstate.exp_btns = wm->exp.nunchuk.btns; - wm->lstate.exp_accel = wm->exp.nunchuk.accel; - break; - - case EXP_CLASSIC: - wm->lstate.exp_ljs_ang = wm->exp.classic.ljs.ang; - wm->lstate.exp_ljs_mag = wm->exp.classic.ljs.mag; - wm->lstate.exp_rjs_ang = wm->exp.classic.rjs.ang; - wm->lstate.exp_rjs_mag = wm->exp.classic.rjs.mag; - wm->lstate.exp_r_shoulder = wm->exp.classic.r_shoulder; - wm->lstate.exp_l_shoulder = wm->exp.classic.l_shoulder; - wm->lstate.exp_btns = wm->exp.classic.btns; - break; - - case EXP_GUITAR_HERO_3: - wm->lstate.exp_ljs_ang = wm->exp.gh3.js.ang; - wm->lstate.exp_ljs_mag = wm->exp.gh3.js.mag; - wm->lstate.exp_r_shoulder = wm->exp.gh3.whammy_bar; - wm->lstate.exp_btns = wm->exp.gh3.btns; - break; - - case EXP_NONE: - break; - } -} - - -/** - * @brief Determine if the current state differs significantly from the previous. - * @param wm A pointer to a wiimote_t structure. - * @return 1 if a significant change occured, 0 if not. - */ -static int state_changed(struct wiimote_t* wm) { - #define STATE_CHANGED(a, b) if (a != b) return 1 - - #define CROSS_THRESH(last, now, thresh) \ - do { \ - if (WIIMOTE_IS_FLAG_SET(wm, WIIUSE_ORIENT_THRESH)) { \ - if ((diff_f(last.roll, now.roll) >= thresh) || \ - (diff_f(last.pitch, now.pitch) >= thresh) || \ - (diff_f(last.yaw, now.yaw) >= thresh)) \ - { \ - last = now; \ - return 1; \ - } \ - } else { \ - if (last.roll != now.roll) return 1; \ - if (last.pitch != now.pitch) return 1; \ - if (last.yaw != now.yaw) return 1; \ - } \ - } while (0) - - #define CROSS_THRESH_XYZ(last, now, thresh) \ - do { \ - if (WIIMOTE_IS_FLAG_SET(wm, WIIUSE_ORIENT_THRESH)) { \ - if ((diff_f(last.x, now.x) >= thresh) || \ - (diff_f(last.y, now.y) >= thresh) || \ - (diff_f(last.z, now.z) >= thresh)) \ - { \ - last = now; \ - return 1; \ - } \ - } else { \ - if (last.x != now.x) return 1; \ - if (last.y != now.y) return 1; \ - if (last.z != now.z) return 1; \ - } \ - } while (0) - - /* ir */ - if (WIIUSE_USING_IR(wm)) { - STATE_CHANGED(wm->lstate.ir_ax, wm->ir.ax); - STATE_CHANGED(wm->lstate.ir_ay, wm->ir.ay); - STATE_CHANGED(wm->lstate.ir_distance, wm->ir.distance); - } - - /* accelerometer */ - if (WIIUSE_USING_ACC(wm)) { - /* raw accelerometer */ - CROSS_THRESH_XYZ(wm->lstate.accel, wm->accel, wm->accel_threshold); - - /* orientation */ - CROSS_THRESH(wm->lstate.orient, wm->orient, wm->orient_threshold); - } - - /* expansion */ - switch (wm->exp.type) { - case EXP_NUNCHUK: - { - STATE_CHANGED(wm->lstate.exp_ljs_ang, wm->exp.nunchuk.js.ang); - STATE_CHANGED(wm->lstate.exp_ljs_mag, wm->exp.nunchuk.js.mag); - STATE_CHANGED(wm->lstate.exp_btns, wm->exp.nunchuk.btns); - - CROSS_THRESH(wm->lstate.exp_orient, wm->exp.nunchuk.orient, wm->exp.nunchuk.orient_threshold); - CROSS_THRESH_XYZ(wm->lstate.exp_accel, wm->exp.nunchuk.accel, wm->exp.nunchuk.accel_threshold); - break; - } - case EXP_CLASSIC: - { - STATE_CHANGED(wm->lstate.exp_ljs_ang, wm->exp.classic.ljs.ang); - STATE_CHANGED(wm->lstate.exp_ljs_mag, wm->exp.classic.ljs.mag); - STATE_CHANGED(wm->lstate.exp_rjs_ang, wm->exp.classic.rjs.ang); - STATE_CHANGED(wm->lstate.exp_rjs_mag, wm->exp.classic.rjs.mag); - STATE_CHANGED(wm->lstate.exp_r_shoulder, wm->exp.classic.r_shoulder); - STATE_CHANGED(wm->lstate.exp_l_shoulder, wm->exp.classic.l_shoulder); - STATE_CHANGED(wm->lstate.exp_btns, wm->exp.classic.btns); - break; - } - case EXP_GUITAR_HERO_3: - { - STATE_CHANGED(wm->lstate.exp_ljs_ang, wm->exp.gh3.js.ang); - STATE_CHANGED(wm->lstate.exp_ljs_mag, wm->exp.gh3.js.mag); - STATE_CHANGED(wm->lstate.exp_r_shoulder, wm->exp.gh3.whammy_bar); - STATE_CHANGED(wm->lstate.exp_btns, wm->exp.gh3.btns); - break; - } - case EXP_NONE: - { - break; - } - } - - STATE_CHANGED(wm->lstate.btns, wm->btns); - - return 0; -} + break; + } + case EXP_ID_CODE_GUITAR: + { + if (guitar_hero_3_handshake(wm, &wm->exp.gh3, data, len)) + wm->event = WIIUSE_GUITAR_HERO_3_CTRL_INSERTED; + break; + } + case EXP_ID_CODE_WII_BOARD: + { + if (wii_board_handshake(wm, &wm->exp.wb, data, len)) + wm->event = WIIUSE_WII_BOARD_CTRL_INSERTED; + break; + } + default: + { + WIIUSE_WARNING("Unknown expansion type. Code: 0x%x", id); + break; + } + } + + free(data); +} + + + +/** + * @brief Disable the expansion device if it was enabled. + * + * @param wm A pointer to a wiimote_t structure. + * @param data The data read in from the device. + * @param len The length of the data block, in bytes. + * + * If the data is NULL then this function will try to start + * a handshake with the expansion. + */ +void disable_expansion(struct wiimote_t* wm) { + if (!WIIMOTE_IS_SET(wm, WIIMOTE_STATE_EXP)) + return; + + /* tell the assoicated module the expansion was removed */ + switch (wm->exp.type) { + case EXP_NUNCHUK: + nunchuk_disconnected(&wm->exp.nunchuk); + wm->event = WIIUSE_NUNCHUK_REMOVED; + break; + case EXP_CLASSIC: + classic_ctrl_disconnected(&wm->exp.classic); + wm->event = WIIUSE_CLASSIC_CTRL_REMOVED; + break; + case EXP_GUITAR_HERO_3: + guitar_hero_3_disconnected(&wm->exp.gh3); + wm->event = WIIUSE_GUITAR_HERO_3_CTRL_REMOVED; + break; + case EXP_WII_BOARD: + guitar_hero_3_disconnected(&wm->exp.gh3); + wm->event = WIIUSE_WII_BOARD_CTRL_REMOVED; + break; + default: + break; + } + + WIIMOTE_DISABLE_STATE(wm, WIIMOTE_STATE_EXP); + wm->exp.type = EXP_NONE; +} + + +/** + * @brief Save important state data. + * @param wm A pointer to a wiimote_t structure. + */ +static void save_state(struct wiimote_t* wm) { + /* wiimote */ + wm->lstate.btns = wm->btns; + wm->lstate.accel = wm->accel; + + /* ir */ + if (WIIUSE_USING_IR(wm)) { + wm->lstate.ir_ax = wm->ir.ax; + wm->lstate.ir_ay = wm->ir.ay; + wm->lstate.ir_distance = wm->ir.distance; + } + + /* expansion */ + switch (wm->exp.type) { + case EXP_NUNCHUK: + wm->lstate.exp_ljs_ang = wm->exp.nunchuk.js.ang; + wm->lstate.exp_ljs_mag = wm->exp.nunchuk.js.mag; + wm->lstate.exp_btns = wm->exp.nunchuk.btns; + wm->lstate.exp_accel = wm->exp.nunchuk.accel; + break; + + case EXP_CLASSIC: + wm->lstate.exp_ljs_ang = wm->exp.classic.ljs.ang; + wm->lstate.exp_ljs_mag = wm->exp.classic.ljs.mag; + wm->lstate.exp_rjs_ang = wm->exp.classic.rjs.ang; + wm->lstate.exp_rjs_mag = wm->exp.classic.rjs.mag; + wm->lstate.exp_r_shoulder = wm->exp.classic.r_shoulder; + wm->lstate.exp_l_shoulder = wm->exp.classic.l_shoulder; + wm->lstate.exp_btns = wm->exp.classic.btns; + break; + + case EXP_GUITAR_HERO_3: + wm->lstate.exp_ljs_ang = wm->exp.gh3.js.ang; + wm->lstate.exp_ljs_mag = wm->exp.gh3.js.mag; + wm->lstate.exp_r_shoulder = wm->exp.gh3.whammy_bar; + wm->lstate.exp_btns = wm->exp.gh3.btns; + break; + + case EXP_NONE: + break; + } +} + + +/** + * @brief Determine if the current state differs significantly from the previous. + * @param wm A pointer to a wiimote_t structure. + * @return 1 if a significant change occured, 0 if not. + */ +static int state_changed(struct wiimote_t* wm) { + #define STATE_CHANGED(a, b) if (a != b) return 1 + + #define CROSS_THRESH(last, now, thresh) \ + do { \ + if (WIIMOTE_IS_FLAG_SET(wm, WIIUSE_ORIENT_THRESH)) { \ + if ((diff_f(last.roll, now.roll) >= thresh) || \ + (diff_f(last.pitch, now.pitch) >= thresh) || \ + (diff_f(last.yaw, now.yaw) >= thresh)) \ + { \ + last = now; \ + return 1; \ + } \ + } else { \ + if (last.roll != now.roll) return 1; \ + if (last.pitch != now.pitch) return 1; \ + if (last.yaw != now.yaw) return 1; \ + } \ + } while (0) + + #define CROSS_THRESH_XYZ(last, now, thresh) \ + do { \ + if (WIIMOTE_IS_FLAG_SET(wm, WIIUSE_ORIENT_THRESH)) { \ + if ((diff_f(last.x, now.x) >= thresh) || \ + (diff_f(last.y, now.y) >= thresh) || \ + (diff_f(last.z, now.z) >= thresh)) \ + { \ + last = now; \ + return 1; \ + } \ + } else { \ + if (last.x != now.x) return 1; \ + if (last.y != now.y) return 1; \ + if (last.z != now.z) return 1; \ + } \ + } while (0) + + /* ir */ + if (WIIUSE_USING_IR(wm)) { + STATE_CHANGED(wm->lstate.ir_ax, wm->ir.ax); + STATE_CHANGED(wm->lstate.ir_ay, wm->ir.ay); + STATE_CHANGED(wm->lstate.ir_distance, wm->ir.distance); + } + + /* accelerometer */ + if (WIIUSE_USING_ACC(wm)) { + /* raw accelerometer */ + CROSS_THRESH_XYZ(wm->lstate.accel, wm->accel, wm->accel_threshold); + + /* orientation */ + CROSS_THRESH(wm->lstate.orient, wm->orient, wm->orient_threshold); + } + + /* expansion */ + switch (wm->exp.type) { + case EXP_NUNCHUK: + { + STATE_CHANGED(wm->lstate.exp_ljs_ang, wm->exp.nunchuk.js.ang); + STATE_CHANGED(wm->lstate.exp_ljs_mag, wm->exp.nunchuk.js.mag); + STATE_CHANGED(wm->lstate.exp_btns, wm->exp.nunchuk.btns); + + CROSS_THRESH(wm->lstate.exp_orient, wm->exp.nunchuk.orient, wm->exp.nunchuk.orient_threshold); + CROSS_THRESH_XYZ(wm->lstate.exp_accel, wm->exp.nunchuk.accel, wm->exp.nunchuk.accel_threshold); + break; + } + case EXP_CLASSIC: + { + STATE_CHANGED(wm->lstate.exp_ljs_ang, wm->exp.classic.ljs.ang); + STATE_CHANGED(wm->lstate.exp_ljs_mag, wm->exp.classic.ljs.mag); + STATE_CHANGED(wm->lstate.exp_rjs_ang, wm->exp.classic.rjs.ang); + STATE_CHANGED(wm->lstate.exp_rjs_mag, wm->exp.classic.rjs.mag); + STATE_CHANGED(wm->lstate.exp_r_shoulder, wm->exp.classic.r_shoulder); + STATE_CHANGED(wm->lstate.exp_l_shoulder, wm->exp.classic.l_shoulder); + STATE_CHANGED(wm->lstate.exp_btns, wm->exp.classic.btns); + break; + } + case EXP_GUITAR_HERO_3: + { + STATE_CHANGED(wm->lstate.exp_ljs_ang, wm->exp.gh3.js.ang); + STATE_CHANGED(wm->lstate.exp_ljs_mag, wm->exp.gh3.js.mag); + STATE_CHANGED(wm->lstate.exp_r_shoulder, wm->exp.gh3.whammy_bar); + STATE_CHANGED(wm->lstate.exp_btns, wm->exp.gh3.btns); + break; + } + case EXP_WII_BOARD: + { + STATE_CHANGED(wm->exp.wb.ltr,wm->exp.wb.tr); + STATE_CHANGED(wm->exp.wb.ltl,wm->exp.wb.tl); + STATE_CHANGED(wm->exp.wb.lbr,wm->exp.wb.br); + STATE_CHANGED(wm->exp.wb.lbl,wm->exp.wb.bl); + break; + } + case EXP_NONE: + { + break; + } + } + + STATE_CHANGED(wm->lstate.btns, wm->btns); + + return 0; +} diff --git a/src/wiiboard.c b/src/wiiboard.c new file mode 100644 index 0000000..72b593d --- /dev/null +++ b/src/wiiboard.c @@ -0,0 +1,183 @@ +/* + * wiiuse + * + * Written By: + * Michael Laforest < para > + * Email: < thepara (--AT--) g m a i l [--DOT--] com > + * + * Copyright 2006-2007 + * + * This file is part of wiiuse. + * + * 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 3 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, see . + * + * $Header$ + * + */ + +/** + * @file + * @brief Wii Fit Balance Board device. + */ + +#include +#include +#include + +#ifdef WIN32 + #include +#endif + +#include "definitions.h" +#include "wiiuse_internal.h" +#include "dynamics.h" +#include "events.h" +#include "wiiboard.h" + +static short big_to_lil(unsigned short num) +{ + short ret = num; + char *bret = (char*)&ret; + char tmp = bret[1]; + bret[1] = bret[0]; + bret[0] = tmp; + return ret; +} + +/** + * @brief Handle the handshake data from the guitar. + * + * @param cc A pointer to a classic_ctrl_t structure. + * @param data The data read in from the device. + * @param len The length of the data block, in bytes. + * + * @return Returns 1 if handshake was successful, 0 if not. + */ + +int wii_board_handshake(struct wiimote_t* wm, struct wii_board_t* wb, byte* data, unsigned short len) { + int i; + /* decrypt data */ + printf("DECRYPTED DATA WIIBOARD\n"); + for (i = 0; i < len; ++i) + { + if(i%16==0) + { + if(i!=0) + printf("\n"); + + printf("%X: ",0x4a40000+32+i); + } + printf("%02X ", data[i]); + } + printf("\n"); + + short *handshake_short = (short*)data; + + wb->ctr[0] = big_to_lil(handshake_short[2]); + wb->cbr[0] = big_to_lil(handshake_short[3]); + wb->ctl[0] = big_to_lil(handshake_short[4]); + wb->cbl[0] = big_to_lil(handshake_short[5]); + + wb->ctr[1] = big_to_lil(handshake_short[6]); + wb->cbr[1] = big_to_lil(handshake_short[7]); + wb->ctl[1] = big_to_lil(handshake_short[8]); + wb->cbl[1] = big_to_lil(handshake_short[9]); + + wb->ctr[2] = big_to_lil(handshake_short[10]); + wb->cbr[2] = big_to_lil(handshake_short[11]); + wb->ctl[2] = big_to_lil(handshake_short[12]); + wb->cbl[2] = big_to_lil(handshake_short[13]); + + /* handshake done */ + wm->exp.type = EXP_WII_BOARD; + + #ifdef WIN32 + wm->timeout = WIIMOTE_DEFAULT_TIMEOUT; + #endif + + return 1; +} + + +/** + * @brief The wii board disconnected. + * + * @param cc A pointer to a wii_board_t structure. + */ +void wii_board_disconnected(struct wii_board_t* wb) { + memset(wb, 0, sizeof(struct wii_board_t)); +} + +/** + * @brief Handle guitar event. + * + * @param cc A pointer to a classic_ctrl_t structure. + * @param msg The message specified in the event packet. + */ +void wii_board_event(struct wii_board_t* wb, byte* msg) { + short *shmsg = (short*)(msg); + wb->rtr = big_to_lil(shmsg[0]); + if(wb->rtr<0) wb->rtr = 0; + wb->rbr = big_to_lil(shmsg[1]); + if(wb->rbr<0) wb->rbr = 0; + wb->rtl = big_to_lil(shmsg[2]); + if(wb->rtl<0) wb->rtl = 0; + wb->rbl = big_to_lil(shmsg[3]); + if(wb->rbl<0) wb->rbl = 0; + + /* + Interpolate values + Calculations borrowed from wiili.org - No names to mention sadly :( http://www.wiili.org/index.php/Wii_Balance_Board_PC_Drivers page however! + */ + + if(wb->rtrctr[1]) + { + wb->tr = 68*(wb->rtr-wb->ctr[0])/(wb->ctr[1]-wb->ctr[0]); + } + else if(wb->rtr >= wb->ctr[1]) + { + wb->tr = 68*(wb->rtr-wb->ctr[1])/(wb->ctr[2]-wb->ctr[1]) + 68; + } + + if(wb->rtlctl[1]) + { + wb->tl = 68*(wb->rtl-wb->ctl[0])/(wb->ctl[1]-wb->ctl[0]); + } + else if(wb->rtl >= wb->ctl[1]) + { + wb->tl = 68*(wb->rtl-wb->ctl[1])/(wb->ctl[2]-wb->ctl[1]) + 68; + } + + if(wb->rbrcbr[1]) + { + wb->br = 68*(wb->rbr-wb->cbr[0])/(wb->cbr[1]-wb->cbr[0]); + } + else if(wb->rbr >= wb->cbr[1]) + { + wb->br = 68*(wb->rbr-wb->cbr[1])/(wb->cbr[2]-wb->cbr[1]) + 68; + } + + if(wb->rblcbl[1]) + { + wb->bl = 68*(wb->rbl-wb->cbl[0])/(wb->cbl[1]-wb->cbl[0]); + } + else if(wb->rbl >= wb->cbl[1]) + { + wb->bl = 68*(wb->rbl-wb->cbl[1])/(wb->cbl[2]-wb->cbl[1]) + 68; + } +} + +void wiiuse_set_wii_board_calib(struct wiimote_t *wm) +{ +} diff --git a/src/wiiboard.h b/src/wiiboard.h new file mode 100644 index 0000000..eabbcf6 --- /dev/null +++ b/src/wiiboard.h @@ -0,0 +1,53 @@ +/* + * wiiuse + * + * Written By: + * Michael Laforest < para > + * Email: < thepara (--AT--) g m a i l [--DOT--] com > + * + * Copyright 2006-2007 + * + * This file is part of wiiuse. + * + * 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 3 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, see . + * + * $Header$ + * + */ + +/** + * @file + * @brief Guitar Hero 3 expansion device. + */ + +#ifndef WII_BOARD_H_INCLUDED +#define WII_BOARD_H_INCLUDED + +#include "wiiuse_internal.h" + +#ifdef __cplusplus +extern "C" { +#endif + +int wii_board_handshake(struct wiimote_t* wm, struct wii_board_t* wb, byte* data, unsigned short len); + +void wii_board_disconnected(struct wii_board_t* wb); + +void wii_board_event(struct wii_board_t* wb, byte* msg); + +#ifdef __cplusplus +} +#endif + +#endif diff --git a/src/wiiuse.h b/src/wiiuse.h index 9dff81c..6543bc9 100644 --- a/src/wiiuse.h +++ b/src/wiiuse.h @@ -1,173 +1,174 @@ -/* - * wiiuse - * - * Written By: - * Michael Laforest < para > - * Email: < thepara (--AT--) g m a i l [--DOT--] com > - * - * Copyright 2006-2007 - * - * This file is part of wiiuse. - * - * 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 3 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, see . - * - * $Header$ - * - */ - -/** - * @file - * - * @brief API header file. - * - * If this file is included from inside the wiiuse source - * and not from a third party program, then wiimote_internal.h - * is also included which extends this file. - */ - -#ifndef WIIUSE_H_INCLUDED -#define WIIUSE_H_INCLUDED - -#ifdef _WIN32 - /* windows */ - #include -#else - /* nix */ - #include -#endif - -#ifdef WIIUSE_INTERNAL_H_INCLUDED - #define WCONST -#else - #define WCONST const -#endif - -/* led bit masks */ -#define WIIMOTE_LED_NONE 0x00 -#define WIIMOTE_LED_1 0x10 -#define WIIMOTE_LED_2 0x20 -#define WIIMOTE_LED_3 0x40 -#define WIIMOTE_LED_4 0x80 - -/* button codes */ -#define WIIMOTE_BUTTON_TWO 0x0001 -#define WIIMOTE_BUTTON_ONE 0x0002 -#define WIIMOTE_BUTTON_B 0x0004 -#define WIIMOTE_BUTTON_A 0x0008 -#define WIIMOTE_BUTTON_MINUS 0x0010 -#define WIIMOTE_BUTTON_ZACCEL_BIT6 0x0020 -#define WIIMOTE_BUTTON_ZACCEL_BIT7 0x0040 -#define WIIMOTE_BUTTON_HOME 0x0080 -#define WIIMOTE_BUTTON_LEFT 0x0100 -#define WIIMOTE_BUTTON_RIGHT 0x0200 -#define WIIMOTE_BUTTON_DOWN 0x0400 -#define WIIMOTE_BUTTON_UP 0x0800 -#define WIIMOTE_BUTTON_PLUS 0x1000 -#define WIIMOTE_BUTTON_ZACCEL_BIT4 0x2000 -#define WIIMOTE_BUTTON_ZACCEL_BIT5 0x4000 -#define WIIMOTE_BUTTON_UNKNOWN 0x8000 -#define WIIMOTE_BUTTON_ALL 0x1F9F - -/* nunchul button codes */ -#define NUNCHUK_BUTTON_Z 0x01 -#define NUNCHUK_BUTTON_C 0x02 -#define NUNCHUK_BUTTON_ALL 0x03 - -/* classic controller button codes */ -#define CLASSIC_CTRL_BUTTON_UP 0x0001 -#define CLASSIC_CTRL_BUTTON_LEFT 0x0002 -#define CLASSIC_CTRL_BUTTON_ZR 0x0004 -#define CLASSIC_CTRL_BUTTON_X 0x0008 -#define CLASSIC_CTRL_BUTTON_A 0x0010 -#define CLASSIC_CTRL_BUTTON_Y 0x0020 -#define CLASSIC_CTRL_BUTTON_B 0x0040 -#define CLASSIC_CTRL_BUTTON_ZL 0x0080 -#define CLASSIC_CTRL_BUTTON_FULL_R 0x0200 -#define CLASSIC_CTRL_BUTTON_PLUS 0x0400 -#define CLASSIC_CTRL_BUTTON_HOME 0x0800 -#define CLASSIC_CTRL_BUTTON_MINUS 0x1000 -#define CLASSIC_CTRL_BUTTON_FULL_L 0x2000 -#define CLASSIC_CTRL_BUTTON_DOWN 0x4000 -#define CLASSIC_CTRL_BUTTON_RIGHT 0x8000 -#define CLASSIC_CTRL_BUTTON_ALL 0xFEFF - -/* guitar hero 3 button codes */ -#define GUITAR_HERO_3_BUTTON_STRUM_UP 0x0001 -#define GUITAR_HERO_3_BUTTON_YELLOW 0x0008 -#define GUITAR_HERO_3_BUTTON_GREEN 0x0010 -#define GUITAR_HERO_3_BUTTON_BLUE 0x0020 -#define GUITAR_HERO_3_BUTTON_RED 0x0040 -#define GUITAR_HERO_3_BUTTON_ORANGE 0x0080 -#define GUITAR_HERO_3_BUTTON_PLUS 0x0400 -#define GUITAR_HERO_3_BUTTON_MINUS 0x1000 -#define GUITAR_HERO_3_BUTTON_STRUM_DOWN 0x4000 -#define GUITAR_HERO_3_BUTTON_ALL 0xFEFF - - -/* wiimote option flags */ -#define WIIUSE_SMOOTHING 0x01 -#define WIIUSE_CONTINUOUS 0x02 -#define WIIUSE_ORIENT_THRESH 0x04 -#define WIIUSE_INIT_FLAGS (WIIUSE_SMOOTHING | WIIUSE_ORIENT_THRESH) - -#define WIIUSE_ORIENT_PRECISION 100.0f - -/* expansion codes */ -#define EXP_NONE 0 -#define EXP_NUNCHUK 1 -#define EXP_CLASSIC 2 -#define EXP_GUITAR_HERO_3 3 - -/* IR correction types */ -typedef enum ir_position_t { - WIIUSE_IR_ABOVE, - WIIUSE_IR_BELOW -} ir_position_t; - -/** - * @brief Check if a button is pressed. - * @param dev Pointer to a wiimote_t or expansion structure. - * @param button The button you are interested in. - * @return 1 if the button is pressed, 0 if not. - */ -#define IS_PRESSED(dev, button) ((dev->btns & button) == button) - -/** - * @brief Check if a button is being held. - * @param dev Pointer to a wiimote_t or expansion structure. - * @param button The button you are interested in. - * @return 1 if the button is held, 0 if not. - */ -#define IS_HELD(dev, button) ((dev->btns_held & button) == button) - -/** - * @brief Check if a button is released on this event. \n\n - * This does not mean the button is not pressed, it means \n - * this button was just now released. - * @param dev Pointer to a wiimote_t or expansion structure. - * @param button The button you are interested in. - * @return 1 if the button is released, 0 if not. - * - */ -#define IS_RELEASED(dev, button) ((dev->btns_released & button) == button) - -/** - * @brief Check if a button has just been pressed this event. - * @param dev Pointer to a wiimote_t or expansion structure. - * @param button The button you are interested in. - * @return 1 if the button is pressed, 0 if not. - */ +/* + * wiiuse + * + * Written By: + * Michael Laforest < para > + * Email: < thepara (--AT--) g m a i l [--DOT--] com > + * + * Copyright 2006-2007 + * + * This file is part of wiiuse. + * + * 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 3 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, see . + * + * $Header$ + * + */ + +/** + * @file + * + * @brief API header file. + * + * If this file is included from inside the wiiuse source + * and not from a third party program, then wiimote_internal.h + * is also included which extends this file. + */ + +#ifndef WIIUSE_H_INCLUDED +#define WIIUSE_H_INCLUDED + +#ifdef _WIN32 + /* windows */ + #include +#else + /* nix */ + #include +#endif + +#ifdef WIIUSE_INTERNAL_H_INCLUDED + #define WCONST +#else + #define WCONST const +#endif + +/* led bit masks */ +#define WIIMOTE_LED_NONE 0x00 +#define WIIMOTE_LED_1 0x10 +#define WIIMOTE_LED_2 0x20 +#define WIIMOTE_LED_3 0x40 +#define WIIMOTE_LED_4 0x80 + +/* button codes */ +#define WIIMOTE_BUTTON_TWO 0x0001 +#define WIIMOTE_BUTTON_ONE 0x0002 +#define WIIMOTE_BUTTON_B 0x0004 +#define WIIMOTE_BUTTON_A 0x0008 +#define WIIMOTE_BUTTON_MINUS 0x0010 +#define WIIMOTE_BUTTON_ZACCEL_BIT6 0x0020 +#define WIIMOTE_BUTTON_ZACCEL_BIT7 0x0040 +#define WIIMOTE_BUTTON_HOME 0x0080 +#define WIIMOTE_BUTTON_LEFT 0x0100 +#define WIIMOTE_BUTTON_RIGHT 0x0200 +#define WIIMOTE_BUTTON_DOWN 0x0400 +#define WIIMOTE_BUTTON_UP 0x0800 +#define WIIMOTE_BUTTON_PLUS 0x1000 +#define WIIMOTE_BUTTON_ZACCEL_BIT4 0x2000 +#define WIIMOTE_BUTTON_ZACCEL_BIT5 0x4000 +#define WIIMOTE_BUTTON_UNKNOWN 0x8000 +#define WIIMOTE_BUTTON_ALL 0x1F9F + +/* nunchul button codes */ +#define NUNCHUK_BUTTON_Z 0x01 +#define NUNCHUK_BUTTON_C 0x02 +#define NUNCHUK_BUTTON_ALL 0x03 + +/* classic controller button codes */ +#define CLASSIC_CTRL_BUTTON_UP 0x0001 +#define CLASSIC_CTRL_BUTTON_LEFT 0x0002 +#define CLASSIC_CTRL_BUTTON_ZR 0x0004 +#define CLASSIC_CTRL_BUTTON_X 0x0008 +#define CLASSIC_CTRL_BUTTON_A 0x0010 +#define CLASSIC_CTRL_BUTTON_Y 0x0020 +#define CLASSIC_CTRL_BUTTON_B 0x0040 +#define CLASSIC_CTRL_BUTTON_ZL 0x0080 +#define CLASSIC_CTRL_BUTTON_FULL_R 0x0200 +#define CLASSIC_CTRL_BUTTON_PLUS 0x0400 +#define CLASSIC_CTRL_BUTTON_HOME 0x0800 +#define CLASSIC_CTRL_BUTTON_MINUS 0x1000 +#define CLASSIC_CTRL_BUTTON_FULL_L 0x2000 +#define CLASSIC_CTRL_BUTTON_DOWN 0x4000 +#define CLASSIC_CTRL_BUTTON_RIGHT 0x8000 +#define CLASSIC_CTRL_BUTTON_ALL 0xFEFF + +/* guitar hero 3 button codes */ +#define GUITAR_HERO_3_BUTTON_STRUM_UP 0x0001 +#define GUITAR_HERO_3_BUTTON_YELLOW 0x0008 +#define GUITAR_HERO_3_BUTTON_GREEN 0x0010 +#define GUITAR_HERO_3_BUTTON_BLUE 0x0020 +#define GUITAR_HERO_3_BUTTON_RED 0x0040 +#define GUITAR_HERO_3_BUTTON_ORANGE 0x0080 +#define GUITAR_HERO_3_BUTTON_PLUS 0x0400 +#define GUITAR_HERO_3_BUTTON_MINUS 0x1000 +#define GUITAR_HERO_3_BUTTON_STRUM_DOWN 0x4000 +#define GUITAR_HERO_3_BUTTON_ALL 0xFEFF + + +/* wiimote option flags */ +#define WIIUSE_SMOOTHING 0x01 +#define WIIUSE_CONTINUOUS 0x02 +#define WIIUSE_ORIENT_THRESH 0x04 +#define WIIUSE_INIT_FLAGS (WIIUSE_SMOOTHING | WIIUSE_ORIENT_THRESH) + +#define WIIUSE_ORIENT_PRECISION 100.0f + +/* expansion codes */ +#define EXP_NONE 0 +#define EXP_NUNCHUK 1 +#define EXP_CLASSIC 2 +#define EXP_GUITAR_HERO_3 3 +#define EXP_WII_BOARD 4 + +/* IR correction types */ +typedef enum ir_position_t { + WIIUSE_IR_ABOVE, + WIIUSE_IR_BELOW +} ir_position_t; + +/** + * @brief Check if a button is pressed. + * @param dev Pointer to a wiimote_t or expansion structure. + * @param button The button you are interested in. + * @return 1 if the button is pressed, 0 if not. + */ +#define IS_PRESSED(dev, button) ((dev->btns & button) == button) + +/** + * @brief Check if a button is being held. + * @param dev Pointer to a wiimote_t or expansion structure. + * @param button The button you are interested in. + * @return 1 if the button is held, 0 if not. + */ +#define IS_HELD(dev, button) ((dev->btns_held & button) == button) + +/** + * @brief Check if a button is released on this event. \n\n + * This does not mean the button is not pressed, it means \n + * this button was just now released. + * @param dev Pointer to a wiimote_t or expansion structure. + * @param button The button you are interested in. + * @return 1 if the button is released, 0 if not. + * + */ +#define IS_RELEASED(dev, button) ((dev->btns_released & button) == button) + +/** + * @brief Check if a button has just been pressed this event. + * @param dev Pointer to a wiimote_t or expansion structure. + * @param button The button you are interested in. + * @return 1 if the button is pressed, 0 if not. + */ #define IS_JUST_PRESSED(dev, button) (IS_PRESSED(dev, button) && !IS_HELD(dev, button)) /** @@ -185,469 +186,496 @@ typedef enum ir_position_t { else if ((wm->state & 0x2000) == 0x2000) *lvl = 5; \ else *lvl = 0; \ } while (0) - -#define WIIUSE_USING_ACC(wm) ((wm->state & 0x020) == 0x020) -#define WIIUSE_USING_EXP(wm) ((wm->state & 0x040) == 0x040) -#define WIIUSE_USING_IR(wm) ((wm->state & 0x080) == 0x080) -#define WIIUSE_USING_SPEAKER(wm) ((wm->state & 0x100) == 0x100) - -#define WIIUSE_IS_LED_SET(wm, num) ((wm->leds & WIIMOTE_LED_##num) == WIIMOTE_LED_##num) - -/* - * Largest known payload is 21 bytes. - * Add 2 for the prefix and round up to a power of 2. - */ -#define MAX_PAYLOAD 32 - -/* - * This is left over from an old hack, but it may actually - * be a useful feature to keep so it wasn't removed. - */ -#ifdef WIN32 - #define WIIMOTE_DEFAULT_TIMEOUT 10 - #define WIIMOTE_EXP_TIMEOUT 10 -#endif - -typedef unsigned char byte; -typedef char sbyte; - -struct wiimote_t; -struct vec3b_t; -struct orient_t; -struct gforce_t; - - -/** - * @brief Callback that handles a read event. - * - * @param wm Pointer to a wiimote_t structure. - * @param data Pointer to the filled data block. - * @param len Length in bytes of the data block. - * - * @see wiiuse_init() - * - * A registered function of this type is called automatically by the wiiuse - * library when the wiimote has returned the full data requested by a previous - * call to wiiuse_read_data(). - */ -typedef void (*wiiuse_read_cb)(struct wiimote_t* wm, byte* data, unsigned short len); - - -/** - * @struct read_req_t - * @brief Data read request structure. - */ -struct read_req_t { - wiiuse_read_cb cb; /**< read data callback */ - byte* buf; /**< buffer where read data is written */ - unsigned int addr; /**< the offset that the read started at */ - unsigned short size; /**< the length of the data read */ + +#define WIIUSE_USING_ACC(wm) ((wm->state & 0x020) == 0x020) +#define WIIUSE_USING_EXP(wm) ((wm->state & 0x040) == 0x040) +#define WIIUSE_USING_IR(wm) ((wm->state & 0x080) == 0x080) +#define WIIUSE_USING_SPEAKER(wm) ((wm->state & 0x100) == 0x100) + +#define WIIUSE_IS_LED_SET(wm, num) ((wm->leds & WIIMOTE_LED_##num) == WIIMOTE_LED_##num) + +/* + * Largest known payload is 21 bytes. + * Add 2 for the prefix and round up to a power of 2. + */ +#define MAX_PAYLOAD 32 + +/* + * This is left over from an old hack, but it may actually + * be a useful feature to keep so it wasn't removed. + */ +#ifdef WIN32 + #define WIIMOTE_DEFAULT_TIMEOUT 10 + #define WIIMOTE_EXP_TIMEOUT 10 +#endif + +typedef unsigned char byte; +typedef char sbyte; + +struct wiimote_t; +struct vec3b_t; +struct orient_t; +struct gforce_t; + + +/** + * @brief Callback that handles a read event. + * + * @param wm Pointer to a wiimote_t structure. + * @param data Pointer to the filled data block. + * @param len Length in bytes of the data block. + * + * @see wiiuse_init() + * + * A registered function of this type is called automatically by the wiiuse + * library when the wiimote has returned the full data requested by a previous + * call to wiiuse_read_data(). + */ +typedef void (*wiiuse_read_cb)(struct wiimote_t* wm, byte* data, unsigned short len); + + +/** + * @struct read_req_t + * @brief Data read request structure. + */ +struct read_req_t { + wiiuse_read_cb cb; /**< read data callback */ + byte* buf; /**< buffer where read data is written */ + unsigned int addr; /**< the offset that the read started at */ + unsigned short size; /**< the length of the data read */ unsigned short wait; /**< num bytes still needed to finish read */ - byte dirty; /**< set to 1 if not using callback and needs to be cleaned up */ - - struct read_req_t* next; /**< next read request in the queue */ -}; - - -/** - * @struct vec2b_t - * @brief Unsigned x,y byte vector. - */ -typedef struct vec2b_t { - byte x, y; -} vec2b_t; - - -/** - * @struct vec3b_t - * @brief Unsigned x,y,z byte vector. - */ -typedef struct vec3b_t { - byte x, y, z; -} vec3b_t; - - -/** - * @struct vec3f_t - * @brief Signed x,y,z float struct. - */ -typedef struct vec3f_t { - float x, y, z; -} vec3f_t; - - -/** - * @struct orient_t - * @brief Orientation struct. - * - * Yaw, pitch, and roll range from -180 to 180 degrees. - */ -typedef struct orient_t { - float roll; /**< roll, this may be smoothed if enabled */ - float pitch; /**< pitch, this may be smoothed if enabled */ - float yaw; - - float a_roll; /**< absolute roll, unsmoothed */ - float a_pitch; /**< absolute pitch, unsmoothed */ -} orient_t; - - -/** - * @struct gforce_t - * @brief Gravity force struct. - */ -typedef struct gforce_t { - float x, y, z; -} gforce_t; - - -/** - * @struct accel_t - * @brief Accelerometer struct. For any device with an accelerometer. - */ -typedef struct accel_t { - struct vec3b_t cal_zero; /**< zero calibration */ - struct vec3b_t cal_g; /**< 1g difference around 0cal */ - - float st_roll; /**< last smoothed roll value */ - float st_pitch; /**< last smoothed roll pitch */ - float st_alpha; /**< alpha value for smoothing [0-1] */ -} accel_t; - - -/** - * @struct ir_dot_t - * @brief A single IR source. - */ -typedef struct ir_dot_t { - byte visible; /**< if the IR source is visible */ - - unsigned int x; /**< interpolated X coordinate */ - unsigned int y; /**< interpolated Y coordinate */ - - short rx; /**< raw X coordinate (0-1023) */ - short ry; /**< raw Y coordinate (0-767) */ - - byte order; /**< increasing order by x-axis value */ - - byte size; /**< size of the IR dot (0-15) */ -} ir_dot_t; - - -/** - * @enum aspect_t - * @brief Screen aspect ratio. - */ -typedef enum aspect_t { - WIIUSE_ASPECT_4_3, - WIIUSE_ASPECT_16_9 -} aspect_t; - - -/** - * @struct ir_t - * @brief IR struct. Hold all data related to the IR tracking. - */ -typedef struct ir_t { - struct ir_dot_t dot[4]; /**< IR dots */ - byte num_dots; /**< number of dots at this time */ - - enum aspect_t aspect; /**< aspect ratio of the screen */ - - enum ir_position_t pos; /**< IR sensor bar position */ - - unsigned int vres[2]; /**< IR virtual screen resolution */ - int offset[2]; /**< IR XY correction offset */ - int state; /**< keeps track of the IR state */ - - int ax; /**< absolute X coordinate */ - int ay; /**< absolute Y coordinate */ - - int x; /**< calculated X coordinate */ - int y; /**< calculated Y coordinate */ - - float distance; /**< pixel distance between first 2 dots*/ - float z; /**< calculated distance */ -} ir_t; - - -/** - * @struct joystick_t - * @brief Joystick calibration structure. - * - * The angle \a ang is relative to the positive y-axis into quadrant I - * and ranges from 0 to 360 degrees. So if the joystick is held straight - * upwards then angle is 0 degrees. If it is held to the right it is 90, - * down is 180, and left is 270. - * - * The magnitude \a mag is the distance from the center to where the - * joystick is being held. The magnitude ranges from 0 to 1. - * If the joystick is only slightly tilted from the center the magnitude - * will be low, but if it is closer to the outter edge the value will - * be higher. - */ -typedef struct joystick_t { - struct vec2b_t max; /**< maximum joystick values */ - struct vec2b_t min; /**< minimum joystick values */ - struct vec2b_t center; /**< center joystick values */ - - float ang; /**< angle the joystick is being held */ - float mag; /**< magnitude of the joystick (range 0-1) */ -} joystick_t; - - -/** - * @struct nunchuk_t - * @brief Nunchuk expansion device. - */ -typedef struct nunchuk_t { - struct accel_t accel_calib; /**< nunchuk accelerometer calibration */ - struct joystick_t js; /**< joystick calibration */ - - int* flags; /**< options flag (points to wiimote_t.flags) */ - - byte btns; /**< what buttons have just been pressed */ - byte btns_held; /**< what buttons are being held down */ - byte btns_released; /**< what buttons were just released this */ + byte dirty; /**< set to 1 if not using callback and needs to be cleaned up */ + + struct read_req_t* next; /**< next read request in the queue */ +}; + + +/** + * @struct vec2b_t + * @brief Unsigned x,y byte vector. + */ +typedef struct vec2b_t { + byte x, y; +} vec2b_t; + + +/** + * @struct vec3b_t + * @brief Unsigned x,y,z byte vector. + */ +typedef struct vec3b_t { + byte x, y, z; +} vec3b_t; + + +/** + * @struct vec3f_t + * @brief Signed x,y,z float struct. + */ +typedef struct vec3f_t { + float x, y, z; +} vec3f_t; + + +/** + * @struct orient_t + * @brief Orientation struct. + * + * Yaw, pitch, and roll range from -180 to 180 degrees. + */ +typedef struct orient_t { + float roll; /**< roll, this may be smoothed if enabled */ + float pitch; /**< pitch, this may be smoothed if enabled */ + float yaw; + + float a_roll; /**< absolute roll, unsmoothed */ + float a_pitch; /**< absolute pitch, unsmoothed */ +} orient_t; + + +/** + * @struct gforce_t + * @brief Gravity force struct. + */ +typedef struct gforce_t { + float x, y, z; +} gforce_t; + + +/** + * @struct accel_t + * @brief Accelerometer struct. For any device with an accelerometer. + */ +typedef struct accel_t { + struct vec3b_t cal_zero; /**< zero calibration */ + struct vec3b_t cal_g; /**< 1g difference around 0cal */ + + float st_roll; /**< last smoothed roll value */ + float st_pitch; /**< last smoothed roll pitch */ + float st_alpha; /**< alpha value for smoothing [0-1] */ +} accel_t; + + +/** + * @struct ir_dot_t + * @brief A single IR source. + */ +typedef struct ir_dot_t { + byte visible; /**< if the IR source is visible */ + + unsigned int x; /**< interpolated X coordinate */ + unsigned int y; /**< interpolated Y coordinate */ + + short rx; /**< raw X coordinate (0-1023) */ + short ry; /**< raw Y coordinate (0-767) */ + + byte order; /**< increasing order by x-axis value */ + + byte size; /**< size of the IR dot (0-15) */ +} ir_dot_t; + + +/** + * @enum aspect_t + * @brief Screen aspect ratio. + */ +typedef enum aspect_t { + WIIUSE_ASPECT_4_3, + WIIUSE_ASPECT_16_9 +} aspect_t; + + +/** + * @struct ir_t + * @brief IR struct. Hold all data related to the IR tracking. + */ +typedef struct ir_t { + struct ir_dot_t dot[4]; /**< IR dots */ + byte num_dots; /**< number of dots at this time */ + + enum aspect_t aspect; /**< aspect ratio of the screen */ + + enum ir_position_t pos; /**< IR sensor bar position */ + + unsigned int vres[2]; /**< IR virtual screen resolution */ + int offset[2]; /**< IR XY correction offset */ + int state; /**< keeps track of the IR state */ + + int ax; /**< absolute X coordinate */ + int ay; /**< absolute Y coordinate */ + + int x; /**< calculated X coordinate */ + int y; /**< calculated Y coordinate */ + + float distance; /**< pixel distance between first 2 dots*/ + float z; /**< calculated distance */ +} ir_t; + + +/** + * @struct joystick_t + * @brief Joystick calibration structure. + * + * The angle \a ang is relative to the positive y-axis into quadrant I + * and ranges from 0 to 360 degrees. So if the joystick is held straight + * upwards then angle is 0 degrees. If it is held to the right it is 90, + * down is 180, and left is 270. + * + * The magnitude \a mag is the distance from the center to where the + * joystick is being held. The magnitude ranges from 0 to 1. + * If the joystick is only slightly tilted from the center the magnitude + * will be low, but if it is closer to the outter edge the value will + * be higher. + */ +typedef struct joystick_t { + struct vec2b_t max; /**< maximum joystick values */ + struct vec2b_t min; /**< minimum joystick values */ + struct vec2b_t center; /**< center joystick values */ + + float ang; /**< angle the joystick is being held */ + float mag; /**< magnitude of the joystick (range 0-1) */ +} joystick_t; + + +/** + * @struct nunchuk_t + * @brief Nunchuk expansion device. + */ +typedef struct nunchuk_t { + struct accel_t accel_calib; /**< nunchuk accelerometer calibration */ + struct joystick_t js; /**< joystick calibration */ + + int* flags; /**< options flag (points to wiimote_t.flags) */ + + byte btns; /**< what buttons have just been pressed */ + byte btns_held; /**< what buttons are being held down */ + byte btns_released; /**< what buttons were just released this */ float orient_threshold; /**< threshold for orient to generate an event */ int accel_threshold; /**< threshold for accel to generate an event */ - - struct vec3b_t accel; /**< current raw acceleration data */ - struct orient_t orient; /**< current orientation on each axis */ - struct gforce_t gforce; /**< current gravity forces on each axis */ -} nunchuk_t; - - -/** - * @struct classic_ctrl_t - * @brief Classic controller expansion device. - */ -typedef struct classic_ctrl_t { - short btns; /**< what buttons have just been pressed */ - short btns_held; /**< what buttons are being held down */ - short btns_released; /**< what buttons were just released this */ - - float r_shoulder; /**< right shoulder button (range 0-1) */ - float l_shoulder; /**< left shoulder button (range 0-1) */ - - struct joystick_t ljs; /**< left joystick calibration */ - struct joystick_t rjs; /**< right joystick calibration */ -} classic_ctrl_t; - - -/** - * @struct guitar_hero_3_t - * @brief Guitar Hero 3 expansion device. - */ -typedef struct guitar_hero_3_t { - short btns; /**< what buttons have just been pressed */ - short btns_held; /**< what buttons are being held down */ - short btns_released; /**< what buttons were just released this */ - - float whammy_bar; /**< whammy bar (range 0-1) */ - - struct joystick_t js; /**< joystick calibration */ -} guitar_hero_3_t; - - -/** - * @struct expansion_t - * @brief Generic expansion device plugged into wiimote. - */ -typedef struct expansion_t { - int type; /**< type of expansion attached */ - - union { - struct nunchuk_t nunchuk; - struct classic_ctrl_t classic; - struct guitar_hero_3_t gh3; - }; -} expansion_t; - - -/** - * @enum win32_bt_stack_t - * @brief Available bluetooth stacks for Windows. - */ -typedef enum win_bt_stack_t { - WIIUSE_STACK_UNKNOWN, - WIIUSE_STACK_MS, - WIIUSE_STACK_BLUESOLEIL -} win_bt_stack_t; - - -/** - * @struct wiimote_state_t - * @brief Significant data from the previous event. - */ -typedef struct wiimote_state_t { - /* expansion_t */ - float exp_ljs_ang; - float exp_rjs_ang; - float exp_ljs_mag; - float exp_rjs_mag; - unsigned short exp_btns; - struct orient_t exp_orient; + + struct vec3b_t accel; /**< current raw acceleration data */ + struct orient_t orient; /**< current orientation on each axis */ + struct gforce_t gforce; /**< current gravity forces on each axis */ +} nunchuk_t; + + +/** + * @struct classic_ctrl_t + * @brief Classic controller expansion device. + */ +typedef struct classic_ctrl_t { + short btns; /**< what buttons have just been pressed */ + short btns_held; /**< what buttons are being held down */ + short btns_released; /**< what buttons were just released this */ + + float r_shoulder; /**< right shoulder button (range 0-1) */ + float l_shoulder; /**< left shoulder button (range 0-1) */ + + struct joystick_t ljs; /**< left joystick calibration */ + struct joystick_t rjs; /**< right joystick calibration */ +} classic_ctrl_t; + + +/** + * @struct guitar_hero_3_t + * @brief Guitar Hero 3 expansion device. + */ +typedef struct guitar_hero_3_t { + short btns; /**< what buttons have just been pressed */ + short btns_held; /**< what buttons are being held down */ + short btns_released; /**< what buttons were just released this */ + + float whammy_bar; /**< whammy bar (range 0-1) */ + + struct joystick_t js; /**< joystick calibration */ +} guitar_hero_3_t; + +/* + Wii board +*/ +typedef struct wii_board_t { + short tl; /* Interpolated */ + short tr; + short bl; + short br; /* End interp */ + short rtl; /* RAW */ + short rtr; + short rbl; + short rbr; /* /RAW */ + short ltl; + short ltr; + short lbl; + short lbr; + short ctl[3]; /* Calibration */ + short ctr[3]; + short cbl[3]; + short cbr[3]; /* /Calibration */ +} wii_board_t; + + +/** + * @struct expansion_t + * @brief Generic expansion device plugged into wiimote. + */ +typedef struct expansion_t { + int type; /**< type of expansion attached */ + + union { + struct nunchuk_t nunchuk; + struct classic_ctrl_t classic; + struct guitar_hero_3_t gh3; + struct wii_board_t wb; + }; +} expansion_t; + + +/** + * @enum win32_bt_stack_t + * @brief Available bluetooth stacks for Windows. + */ +typedef enum win_bt_stack_t { + WIIUSE_STACK_UNKNOWN, + WIIUSE_STACK_MS, + WIIUSE_STACK_BLUESOLEIL +} win_bt_stack_t; + + +/** + * @struct wiimote_state_t + * @brief Significant data from the previous event. + */ +typedef struct wiimote_state_t { + /* expansion_t */ + float exp_ljs_ang; + float exp_rjs_ang; + float exp_ljs_mag; + float exp_rjs_mag; + unsigned short exp_btns; + struct orient_t exp_orient; struct vec3b_t exp_accel; - float exp_r_shoulder; - float exp_l_shoulder; - - /* ir_t */ - int ir_ax; - int ir_ay; - float ir_distance; - - struct orient_t orient; - unsigned short btns; - - struct vec3b_t accel; -} wiimote_state_t; - - -/** - * @enum WIIUSE_EVENT_TYPE - * @brief Events that wiiuse can generate from a poll. - */ -typedef enum WIIUSE_EVENT_TYPE { - WIIUSE_NONE = 0, - WIIUSE_EVENT, + float exp_r_shoulder; + float exp_l_shoulder; + + /* ir_t */ + int ir_ax; + int ir_ay; + float ir_distance; + + struct orient_t orient; + unsigned short btns; + + struct vec3b_t accel; +} wiimote_state_t; + + +/** + * @enum WIIUSE_EVENT_TYPE + * @brief Events that wiiuse can generate from a poll. + */ +typedef enum WIIUSE_EVENT_TYPE { + WIIUSE_NONE = 0, + WIIUSE_EVENT, WIIUSE_STATUS, - WIIUSE_CONNECT, + WIIUSE_CONNECT, WIIUSE_DISCONNECT, WIIUSE_UNEXPECTED_DISCONNECT, WIIUSE_READ_DATA, - WIIUSE_NUNCHUK_INSERTED, + WIIUSE_NUNCHUK_INSERTED, WIIUSE_NUNCHUK_REMOVED, WIIUSE_CLASSIC_CTRL_INSERTED, WIIUSE_CLASSIC_CTRL_REMOVED, WIIUSE_GUITAR_HERO_3_CTRL_INSERTED, - WIIUSE_GUITAR_HERO_3_CTRL_REMOVED -} WIIUSE_EVENT_TYPE; - -/** - * @struct wiimote_t - * @brief Wiimote structure. - */ -typedef struct wiimote_t { - WCONST int unid; /**< user specified id */ - - #ifndef WIN32 - WCONST bdaddr_t bdaddr; /**< bt address */ - WCONST char bdaddr_str[18]; /**< readable bt address */ - WCONST int out_sock; /**< output socket */ - WCONST int in_sock; /**< input socket */ - #else - WCONST HANDLE dev_handle; /**< HID handle */ - WCONST OVERLAPPED hid_overlap; /**< overlap handle */ - WCONST enum win_bt_stack_t stack; /**< type of bluetooth stack to use */ - WCONST int timeout; /**< read timeout */ - WCONST byte normal_timeout; /**< normal timeout */ - WCONST byte exp_timeout; /**< timeout for expansion handshake */ - #endif - - WCONST int state; /**< various state flags */ - WCONST byte leds; /**< currently lit leds */ - WCONST float battery_level; /**< battery level */ - + WIIUSE_GUITAR_HERO_3_CTRL_REMOVED, + WIIUSE_WII_BOARD_CTRL_INSERTED, + WIIUSE_WII_BOARD_CTRL_REMOVED +} WIIUSE_EVENT_TYPE; + +/** + * @struct wiimote_t + * @brief Wiimote structure. + */ +typedef struct wiimote_t { + WCONST int unid; /**< user specified id */ + + #ifndef WIN32 + WCONST bdaddr_t bdaddr; /**< bt address */ + WCONST char bdaddr_str[18]; /**< readable bt address */ + WCONST int out_sock; /**< output socket */ + WCONST int in_sock; /**< input socket */ + #else + WCONST HANDLE dev_handle; /**< HID handle */ + WCONST OVERLAPPED hid_overlap; /**< overlap handle */ + WCONST enum win_bt_stack_t stack; /**< type of bluetooth stack to use */ + WCONST int timeout; /**< read timeout */ + WCONST byte normal_timeout; /**< normal timeout */ + WCONST byte exp_timeout; /**< timeout for expansion handshake */ + #endif + + WCONST int state; /**< various state flags */ + WCONST byte leds; /**< currently lit leds */ + WCONST float battery_level; /**< battery level */ + WCONST int flags; /**< options flag */ - WCONST byte handshake_state; /**< the state of the connection handshake */ - - WCONST struct read_req_t* read_req; /**< list of data read requests */ - WCONST struct accel_t accel_calib; /**< wiimote accelerometer calibration */ - WCONST struct expansion_t exp; /**< wiimote expansion device */ - - WCONST struct vec3b_t accel; /**< current raw acceleration data */ - WCONST struct orient_t orient; /**< current orientation on each axis */ - WCONST struct gforce_t gforce; /**< current gravity forces on each axis */ - - WCONST struct ir_t ir; /**< IR data */ - - WCONST unsigned short btns; /**< what buttons have just been pressed */ - WCONST unsigned short btns_held; /**< what buttons are being held down */ - WCONST unsigned short btns_released; /**< what buttons were just released this */ - - WCONST float orient_threshold; /**< threshold for orient to generate an event */ - WCONST int accel_threshold; /**< threshold for accel to generate an event */ - - WCONST struct wiimote_state_t lstate; /**< last saved state */ - - WCONST WIIUSE_EVENT_TYPE event; /**< type of event that occured */ - WCONST byte event_buf[MAX_PAYLOAD]; /**< event buffer */ -} wiimote; - - -/***************************************** - * - * Include API specific stuff - * - *****************************************/ - -#ifdef _WIN32 - #define WIIUSE_EXPORT_DECL __declspec(dllexport) - #define WIIUSE_IMPORT_DECL __declspec(dllimport) -#else - #define WIIUSE_EXPORT_DECL - #define WIIUSE_IMPORT_DECL -#endif - -#ifdef WIIUSE_COMPILE_LIB - #define WIIUSE_EXPORT WIIUSE_EXPORT_DECL -#else - #define WIIUSE_EXPORT WIIUSE_IMPORT_DECL -#endif - -#ifdef __cplusplus -extern "C" { -#endif - -/* wiiuse.c */ -WIIUSE_EXPORT extern const char* wiiuse_version(); - -WIIUSE_EXPORT extern struct wiimote_t** wiiuse_init(int wiimotes); -WIIUSE_EXPORT extern void wiiuse_disconnected(struct wiimote_t* wm); -WIIUSE_EXPORT extern void wiiuse_cleanup(struct wiimote_t** wm, int wiimotes); -WIIUSE_EXPORT extern void wiiuse_rumble(struct wiimote_t* wm, int status); -WIIUSE_EXPORT extern void wiiuse_toggle_rumble(struct wiimote_t* wm); -WIIUSE_EXPORT extern void wiiuse_set_leds(struct wiimote_t* wm, int leds); -WIIUSE_EXPORT extern void wiiuse_motion_sensing(struct wiimote_t* wm, int status); -WIIUSE_EXPORT extern int wiiuse_read_data(struct wiimote_t* wm, byte* buffer, unsigned int offset, unsigned short len); -WIIUSE_EXPORT extern int wiiuse_write_data(struct wiimote_t* wm, unsigned int addr, byte* data, byte len); -WIIUSE_EXPORT extern void wiiuse_status(struct wiimote_t* wm); -WIIUSE_EXPORT extern struct wiimote_t* wiiuse_get_by_id(struct wiimote_t** wm, int wiimotes, int unid); -WIIUSE_EXPORT extern int wiiuse_set_flags(struct wiimote_t* wm, int enable, int disable); -WIIUSE_EXPORT extern float wiiuse_set_smooth_alpha(struct wiimote_t* wm, float alpha); -WIIUSE_EXPORT extern void wiiuse_set_bluetooth_stack(struct wiimote_t** wm, int wiimotes, enum win_bt_stack_t type); -WIIUSE_EXPORT extern void wiiuse_set_orient_threshold(struct wiimote_t* wm, float threshold); -WIIUSE_EXPORT extern void wiiuse_resync(struct wiimote_t* wm); -WIIUSE_EXPORT extern void wiiuse_set_timeout(struct wiimote_t** wm, int wiimotes, byte normal_timeout, byte exp_timeout); -WIIUSE_EXPORT extern void wiiuse_set_accel_threshold(struct wiimote_t* wm, int threshold); - -/* connect.c */ -WIIUSE_EXPORT extern int wiiuse_find(struct wiimote_t** wm, int max_wiimotes, int timeout); -WIIUSE_EXPORT extern int wiiuse_connect(struct wiimote_t** wm, int wiimotes); -WIIUSE_EXPORT extern void wiiuse_disconnect(struct wiimote_t* wm); - -/* events.c */ -WIIUSE_EXPORT extern int wiiuse_poll(struct wiimote_t** wm, int wiimotes); - -/* ir.c */ -WIIUSE_EXPORT extern void wiiuse_set_ir(struct wiimote_t* wm, int status); -WIIUSE_EXPORT extern void wiiuse_set_ir_vres(struct wiimote_t* wm, unsigned int x, unsigned int y); -WIIUSE_EXPORT extern void wiiuse_set_ir_position(struct wiimote_t* wm, enum ir_position_t pos); + WCONST byte handshake_state; /**< the state of the connection handshake */ + + WCONST struct read_req_t* read_req; /**< list of data read requests */ + WCONST struct accel_t accel_calib; /**< wiimote accelerometer calibration */ + WCONST struct expansion_t exp; /**< wiimote expansion device */ + + WCONST struct vec3b_t accel; /**< current raw acceleration data */ + WCONST struct orient_t orient; /**< current orientation on each axis */ + WCONST struct gforce_t gforce; /**< current gravity forces on each axis */ + + WCONST struct ir_t ir; /**< IR data */ + + WCONST unsigned short btns; /**< what buttons have just been pressed */ + WCONST unsigned short btns_held; /**< what buttons are being held down */ + WCONST unsigned short btns_released; /**< what buttons were just released this */ + + WCONST float orient_threshold; /**< threshold for orient to generate an event */ + WCONST int accel_threshold; /**< threshold for accel to generate an event */ + + WCONST struct wiimote_state_t lstate; /**< last saved state */ + + WCONST WIIUSE_EVENT_TYPE event; /**< type of event that occured */ + WCONST byte event_buf[MAX_PAYLOAD]; /**< event buffer */ +} wiimote; + + +/***************************************** + * + * Include API specific stuff + * + *****************************************/ + +#ifdef _WIN32 + #define WIIUSE_EXPORT_DECL __declspec(dllexport) + #define WIIUSE_IMPORT_DECL __declspec(dllimport) +#else + #define WIIUSE_EXPORT_DECL + #define WIIUSE_IMPORT_DECL +#endif + +#ifdef WIIUSE_COMPILE_LIB + #define WIIUSE_EXPORT WIIUSE_EXPORT_DECL +#else + #define WIIUSE_EXPORT WIIUSE_IMPORT_DECL +#endif + +#ifdef __cplusplus +extern "C" { +#endif + +/* wiiuse.c */ +WIIUSE_EXPORT extern const char* wiiuse_version(); + +WIIUSE_EXPORT extern struct wiimote_t** wiiuse_init(int wiimotes); +WIIUSE_EXPORT extern void wiiuse_disconnected(struct wiimote_t* wm); +WIIUSE_EXPORT extern void wiiuse_cleanup(struct wiimote_t** wm, int wiimotes); +WIIUSE_EXPORT extern void wiiuse_rumble(struct wiimote_t* wm, int status); +WIIUSE_EXPORT extern void wiiuse_toggle_rumble(struct wiimote_t* wm); +WIIUSE_EXPORT extern void wiiuse_set_leds(struct wiimote_t* wm, int leds); +WIIUSE_EXPORT extern void wiiuse_motion_sensing(struct wiimote_t* wm, int status); +WIIUSE_EXPORT extern int wiiuse_read_data(struct wiimote_t* wm, byte* buffer, unsigned int offset, unsigned short len); +WIIUSE_EXPORT extern int wiiuse_write_data(struct wiimote_t* wm, unsigned int addr, byte* data, byte len); +WIIUSE_EXPORT extern void wiiuse_status(struct wiimote_t* wm); +WIIUSE_EXPORT extern struct wiimote_t* wiiuse_get_by_id(struct wiimote_t** wm, int wiimotes, int unid); +WIIUSE_EXPORT extern int wiiuse_set_flags(struct wiimote_t* wm, int enable, int disable); +WIIUSE_EXPORT extern float wiiuse_set_smooth_alpha(struct wiimote_t* wm, float alpha); +WIIUSE_EXPORT extern void wiiuse_set_bluetooth_stack(struct wiimote_t** wm, int wiimotes, enum win_bt_stack_t type); +WIIUSE_EXPORT extern void wiiuse_set_orient_threshold(struct wiimote_t* wm, float threshold); +WIIUSE_EXPORT extern void wiiuse_resync(struct wiimote_t* wm); +WIIUSE_EXPORT extern void wiiuse_set_timeout(struct wiimote_t** wm, int wiimotes, byte normal_timeout, byte exp_timeout); +WIIUSE_EXPORT extern void wiiuse_set_accel_threshold(struct wiimote_t* wm, int threshold); + +/* connect.c */ +WIIUSE_EXPORT extern int wiiuse_find(struct wiimote_t** wm, int max_wiimotes, int timeout); +WIIUSE_EXPORT extern int wiiuse_connect(struct wiimote_t** wm, int wiimotes); +WIIUSE_EXPORT extern void wiiuse_disconnect(struct wiimote_t* wm); + +/* events.c */ +WIIUSE_EXPORT extern int wiiuse_poll(struct wiimote_t** wm, int wiimotes); + +/* ir.c */ +WIIUSE_EXPORT extern void wiiuse_set_ir(struct wiimote_t* wm, int status); +WIIUSE_EXPORT extern void wiiuse_set_ir_vres(struct wiimote_t* wm, unsigned int x, unsigned int y); +WIIUSE_EXPORT extern void wiiuse_set_ir_position(struct wiimote_t* wm, enum ir_position_t pos); WIIUSE_EXPORT extern void wiiuse_set_aspect_ratio(struct wiimote_t* wm, enum aspect_t aspect); WIIUSE_EXPORT extern void wiiuse_set_ir_sensitivity(struct wiimote_t* wm, int level); /* nunchuk.c */ WIIUSE_EXPORT extern void wiiuse_set_nunchuk_orient_threshold(struct wiimote_t* wm, float threshold); WIIUSE_EXPORT extern void wiiuse_set_nunchuk_accel_threshold(struct wiimote_t* wm, int threshold); - - -#ifdef __cplusplus -} -#endif - - -#endif /* WIIUSE_H_INCLUDED */ - + +/* Balance Board */ +WIIUSE_EXPORT extern void wiiuse_set_wii_board_calib(struct wiimote_t *wm); + +#ifdef __cplusplus +} +#endif + + +#endif /* WIIUSE_H_INCLUDED */ + diff --git a/src/wiiuse_internal.h b/src/wiiuse_internal.h index 1b2f423..86b3f40 100644 --- a/src/wiiuse_internal.h +++ b/src/wiiuse_internal.h @@ -150,11 +150,12 @@ /* encrypted expansion id codes (located at 0x04A400FC) */ #define EXP_ID_CODE_NUNCHUK 0x9A1EFEFE +#define EXP_ID_CODE_WII_BOARD 0xA4200402 #define EXP_ID_CODE_CLASSIC_CONTROLLER 0x9A1EFDFD #define EXP_ID_CODE_GUITAR 0x9A1EFDFB -#define EXP_HANDSHAKE_LEN 224 - +#define EXP_HANDSHAKE_LEN 224 + /******************** * * End Wiimote internal codes @@ -205,10 +206,10 @@ #define WIIUSE_DEFAULT_SMOOTH_ALPHA 0.07f #define SMOOTH_ROLL 0x01 -#define SMOOTH_PITCH 0x02 - +#define SMOOTH_PITCH 0x02 + #include "wiiuse.h" - + #ifdef __cplusplus extern "C" { #endif