mirror of
https://github.com/libretro/RetroArch
synced 2025-02-04 12:40:07 +00:00
(Apple) Add analog stick support for classic controller. You need to rotate the stick 360 degrees to calibrate it. (Todo: Document this somewhere!)
This commit is contained in:
meancoot
parent
9ab4b2213a
commit
2a341ac15c
@ -1,6 +1,6 @@
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/* RetroArch - A frontend for libretro.
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/* RetroArch - A frontend for libretro.
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* Copyright (C) 2013-2014 - Jason Fetters
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* Copyright (C) 2013-2014 - Jason Fetters
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*
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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* ation, either version 3 of the License, or (at your option) any later version.
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@ -32,7 +32,7 @@ static void* hidpad_wii_connect(struct apple_pad_connection* connection, uint32_
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device->exp.type = EXP_NONE;
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device->exp.type = EXP_NONE;
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wiimote_handshake(device, -1, NULL, -1);
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wiimote_handshake(device, -1, NULL, -1);
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return device;
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return device;
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}
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}
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@ -43,20 +43,18 @@ static void hidpad_wii_disconnect(struct wiimote_t* device)
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static int16_t hidpad_wii_get_axis(struct wiimote_t* device, unsigned axis)
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static int16_t hidpad_wii_get_axis(struct wiimote_t* device, unsigned axis)
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{
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{
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/* TODO
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if (device->exp.type == EXP_CLASSIC)
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if (device->.exp.type == EXP_CLASSIC)
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{
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{
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switch (axis)
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switch (axis)
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{
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{
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case 0: return device->wiimote.exp.classic.ljs.rx * 0x7FFF;
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case 0: return device->exp.classic.ljs.x.value * 0x7FFF;
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case 1: return device->wiimote.exp.classic.ljs.ry * 0x7FFF;
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case 1: return device->exp.classic.ljs.y.value * 0x7FFF;
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case 2: return device->wiimote.exp.classic.rjs.rx * 0x7FFF;
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case 2: return device->exp.classic.rjs.x.value * 0x7FFF;
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case 3: return device->wiimote.exp.classic.rjs.ry * 0x7FFF;
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case 3: return device->exp.classic.rjs.y.value * 0x7FFF;
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default: return 0;
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default: return 0;
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}
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}
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}
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}
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*/
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return 0;
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return 0;
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}
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}
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@ -442,171 +442,45 @@ int wiimote_write_data(struct wiimote_t* wm, unsigned int addr, byte* data, byte
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/////////////////////// CLASSIC /////////////////
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/////////////////////// CLASSIC /////////////////
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static void classic_ctrl_pressed_buttons(struct classic_ctrl_t* cc, short now);
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void calc_joystick_state(struct joystick_t* js, float x, float y);
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/**
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* @brief Handle the handshake data from the classic controller.
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*
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* @param cc A pointer to a classic_ctrl_t structure.
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* @param data The data read in from the device.
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* @param len The length of the data block, in bytes.
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*
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* @return Returns 1 if handshake was successful, 0 if not.
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*/
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int classic_ctrl_handshake(struct wiimote_t* wm, struct classic_ctrl_t* cc, byte* data, unsigned short len)
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int classic_ctrl_handshake(struct wiimote_t* wm, struct classic_ctrl_t* cc, byte* data, unsigned short len)
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{
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{
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int offset = 0;
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memset(cc, 0, sizeof(*cc));
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cc->btns = 0;
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cc->r_shoulder = 0;
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cc->l_shoulder = 0;
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/* decrypt data */
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/*
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for (i = 0; i < len; ++i)
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data[i] = (data[i] ^ 0x17) + 0x17;
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*/
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#ifdef WIIMOTE_DBG
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int x = 0;
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printf("[DECRIPTED]");
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for (; x < len; x++)
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printf("%.2x ", data[x]);
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printf("\n");
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#endif
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/*
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if (data[offset] == 0xFF)
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{
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return 0;//ERROR!
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}
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*/
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/* joystick stuff */
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if (data[offset] != 0xFF && data[offset] != 0x00)
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{
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cc->ljs.max.x = data[0 + offset] / 4;
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cc->ljs.min.x = data[1 + offset] / 4;
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cc->ljs.center.x = data[2 + offset] / 4;
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cc->ljs.max.y = data[3 + offset] / 4;
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cc->ljs.min.y = data[4 + offset] / 4;
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cc->ljs.center.y = data[5 + offset] / 4;
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cc->rjs.max.x = data[6 + offset] / 8;
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cc->rjs.min.x = data[7 + offset] / 8;
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cc->rjs.center.x = data[8 + offset] / 8;
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cc->rjs.max.y = data[9 + offset] / 8;
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cc->rjs.min.y = data[10 + offset] / 8;
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cc->rjs.center.y = data[11 + offset] / 8;
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}
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else
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{
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cc->ljs.max.x = 55;
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cc->ljs.min.x = 5;
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cc->ljs.center.x = 30;
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cc->ljs.max.y = 55;
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cc->ljs.min.y = 5;
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cc->ljs.center.y = 30;
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cc->rjs.max.x = 30;
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cc->rjs.min.x = 0;
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cc->rjs.center.x = 15;
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cc->rjs.max.y = 30;
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cc->rjs.min.y = 0;
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cc->rjs.center.y = 15;
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}
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/* handshake done */
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wm->exp.type = EXP_CLASSIC;
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wm->exp.type = EXP_CLASSIC;
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return 1;
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return 1;
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}
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}
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/**
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static float normalize_and_interpolate(float min, float max, float t)
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* @brief Handle classic controller event.
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{
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*
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return (min == max) ? 0.0f : (t - min) / (max - min);
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* @param cc A pointer to a classic_ctrl_t structure.
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* @param msg The message specified in the event packet.
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*/
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void classic_ctrl_event(struct classic_ctrl_t* cc, byte* msg) {
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int lx, ly, rx, ry;
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byte l, r;
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/* decrypt data */
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/*
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for (i = 0; i < 6; ++i)
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msg[i] = (msg[i] ^ 0x17) + 0x17;
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*/
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classic_ctrl_pressed_buttons(cc, BIG_ENDIAN_SHORT(*(short*)(msg + 4)));
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/* left/right buttons */
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l = (((msg[2] & 0x60) >> 2) | ((msg[3] & 0xE0) >> 5));
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r = (msg[3] & 0x1F);
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/*
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* TODO - LR range hardcoded from 0x00 to 0x1F.
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* This is probably in the calibration somewhere.
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*/
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cc->r_shoulder = ((float)r / 0x1F);
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cc->l_shoulder = ((float)l / 0x1F);
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/* calculate joystick orientation */
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lx = (msg[0] & 0x3F);
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ly = (msg[1] & 0x3F);
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rx = ((msg[0] & 0xC0) >> 3) | ((msg[1] & 0xC0) >> 5) | ((msg[2] & 0x80) >> 7);
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ry = (msg[2] & 0x1F);
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#ifdef WIIMOTE_DBG
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printf("lx ly rx ry %d %d %d %d\n",lx,ly,rx,ry);
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#endif
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// calc_joystick_state(&cc->ljs, lx, ly);
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// calc_joystick_state(&cc->rjs, rx, ry);
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/*
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printf("classic L button pressed: %f\n", cc->l_shoulder);
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printf("classic R button pressed: %f\n", cc->r_shoulder);
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printf("classic left joystick angle: %f\n", cc->ljs.ang);
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printf("classic left joystick magnitude: %f\n", cc->ljs.mag);
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printf("classic right joystick angle: %f\n", cc->rjs.ang);
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printf("classic right joystick magnitude: %f\n", cc->rjs.mag);
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*/
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}
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}
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static void process_axis(struct axis_t* axis, byte raw)
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{
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if (!axis->has_center)
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{
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axis->has_center = true;
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axis->min = raw - 2;
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axis->center = raw;
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axis->max = raw + 2;
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}
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/**
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if (raw < axis->min) axis->min = raw;
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* @brief Find what buttons are pressed.
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if (raw > axis->max) axis->max = raw;
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*
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axis->raw_value = raw;
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* @param cc A pointer to a classic_ctrl_t structure.
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* @param msg The message byte specified in the event packet.
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*/
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static void classic_ctrl_pressed_buttons(struct classic_ctrl_t* cc, short now) {
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/* message is inverted (0 is active, 1 is inactive) */
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now = ~now & CLASSIC_CTRL_BUTTON_ALL;
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/* buttons pressed now */
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if (raw < axis->center)
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cc->btns = now;
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axis->value = -normalize_and_interpolate(axis->center, axis->min, raw);
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else if (raw > axis->center)
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axis->value = normalize_and_interpolate(axis->center, axis->max, raw);
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else
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axis->value = 0;
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}
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}
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/**
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void classic_ctrl_event(struct classic_ctrl_t* cc, byte* msg)
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* @brief Calculate the angle and magnitude of a joystick.
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{
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*
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cc->btns = ~BIG_ENDIAN_SHORT(*(short*)(msg + 4)) & CLASSIC_CTRL_BUTTON_ALL;
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* @param js [out] Pointer to a joystick_t structure.
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process_axis(&cc->ljs.x, (msg[0] & 0x3F));
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* @param x The raw x-axis value.
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process_axis(&cc->ljs.y, (msg[1] & 0x3F));
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* @param y The raw y-axis value.
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process_axis(&cc->rjs.x, ((msg[0] & 0xC0) >> 3) | ((msg[1] & 0xC0) >> 5) | ((msg[2] & 0x80) >> 7));
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*/
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process_axis(&cc->rjs.y, (msg[2] & 0x1F));
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void calc_joystick_state(struct joystick_t* js, float x, float y) {
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js->rx = 0;
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js->ry = 0;
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if (x > js->center.x)
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js->rx = ((float)(x - js->center.x) / (float)(js->max.x - js->center.x));
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else if (x < js->center.x)
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js->rx = ((float)(x - js->min.x) / (float)(js->center.x - js->min.x)) - 1.0f;
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if (y > js->center.y)
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js->ry = ((float)(y - js->center.y) / (float)(js->max.y - js->center.y));
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else if (js->ry < js->center.y)
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js->ry = ((float)(y - js->min.y) / (float)(js->center.y - js->min.y)) - 1.0f;
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}
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}
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@ -7,11 +7,11 @@
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*
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*
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* wiiuse
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* wiiuse
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*
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*
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* Written By:
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* Written By:
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* Michael Laforest < para >
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* Michael Laforest < para >
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* Email: < thepara (--AT--) g m a i l [--DOT--] com >
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* Email: < thepara (--AT--) g m a i l [--DOT--] com >
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*
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*
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* Copyright 2006-2007
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* Copyright 2006-2007
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*
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*
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* This program is free software; you can redistribute it and/or modify
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* it under the terms of the GNU General Public License as published by
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@ -45,218 +45,148 @@
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extern "C" {
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extern "C" {
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#endif
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#endif
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typedef unsigned char byte;
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typedef unsigned char byte;
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typedef char sbyte;
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typedef char sbyte;
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//#define WIIMOTE_DBG 0
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/* Convert to big endian */
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#define BIG_ENDIAN_LONG(i) (htonl(i))
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#define BIG_ENDIAN_SHORT(i) (htons(i))
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/* Convert to big endian */
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#define absf(x) ((x >= 0) ? (x) : (x * -1.0f))
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#define BIG_ENDIAN_LONG(i) (htonl(i))
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#define diff_f(x, y) ((x >= y) ? (absf(x - y)) : (absf(y - x)))
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#define BIG_ENDIAN_SHORT(i) (htons(i))
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#define absf(x) ((x >= 0) ? (x) : (x * -1.0f))
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/* wiimote state flags*/
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#define diff_f(x, y) ((x >= y) ? (absf(x - y)) : (absf(y - x)))
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#define WIIMOTE_STATE_DEV_FOUND 0x0001
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#define WIIMOTE_STATE_HANDSHAKE 0x0002 /* actual connection exists but no handshake yet */
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#define WIIMOTE_STATE_HANDSHAKE_COMPLETE 0x0004
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#define WIIMOTE_STATE_CONNECTED 0x0008
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#define WIIMOTE_STATE_EXP 0x0040
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/* wiimote state flags*/
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/* Communication channels */
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#define WIIMOTE_STATE_DEV_FOUND 0x0001
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#define WIIMOTE_STATE_HANDSHAKE 0x0002 /* actual connection exists but no handshake yet */
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#define WIIMOTE_STATE_HANDSHAKE_COMPLETE 0x0004
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#define WIIMOTE_STATE_CONNECTED 0x0008
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#define WIIMOTE_STATE_EXP 0x0040
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/* Communication channels */
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#define WM_SET_REPORT 0x50
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#define WM_OUTPUT_CHANNEL 0x11
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#define WM_INPUT_CHANNEL 0x13
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#define WM_SET_REPORT 0x50
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/* commands */
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#define WM_CMD_LED 0x11
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#define WM_CMD_REPORT_TYPE 0x12
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#define WM_CMD_RUMBLE 0x13
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#define WM_CMD_IR 0x13
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#define WM_CMD_CTRL_STATUS 0x15
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#define WM_CMD_WRITE_DATA 0x16
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#define WM_CMD_READ_DATA 0x17
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#define WM_CMD_IR_2 0x1A
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/* commands */
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/* input report ids */
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#define WM_CMD_LED 0x11
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#define WM_RPT_CTRL_STATUS 0x20
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#define WM_CMD_REPORT_TYPE 0x12
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#define WM_RPT_READ 0x21
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#define WM_CMD_RUMBLE 0x13
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#define WM_RPT_WRITE 0x22
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#define WM_CMD_IR 0x13
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#define WM_RPT_BTN 0x30
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#define WM_CMD_CTRL_STATUS 0x15
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#define WM_RPT_BTN_ACC 0x31
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#define WM_CMD_WRITE_DATA 0x16
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#define WM_RPT_BTN_ACC_IR 0x33
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#define WM_CMD_READ_DATA 0x17
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#define WM_RPT_BTN_EXP 0x34
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#define WM_CMD_IR_2 0x1A
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#define WM_RPT_BTN_ACC_EXP 0x35
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#define WM_RPT_BTN_IR_EXP 0x36
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#define WM_RPT_BTN_ACC_IR_EXP 0x37
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/* input report ids */
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#define WM_BT_INPUT 0x01
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#define WM_RPT_CTRL_STATUS 0x20
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#define WM_BT_OUTPUT 0x02
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#define WM_RPT_READ 0x21
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#define WM_RPT_WRITE 0x22
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#define WM_RPT_BTN 0x30
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#define WM_RPT_BTN_ACC 0x31
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#define WM_RPT_BTN_ACC_IR 0x33
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#define WM_RPT_BTN_EXP 0x34
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#define WM_RPT_BTN_ACC_EXP 0x35
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#define WM_RPT_BTN_IR_EXP 0x36
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#define WM_RPT_BTN_ACC_IR_EXP 0x37
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#define WM_BT_INPUT 0x01
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/* controller status stuff */
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#define WM_BT_OUTPUT 0x02
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#define WM_MAX_BATTERY_CODE 0xC8
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/* controller status stuff */
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#define EXP_ID_CODE_CLASSIC_CONTROLLER 0x9A1EFDFD
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#define WM_MAX_BATTERY_CODE 0xC8
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#define EXP_ID_CODE_CLASSIC_CONTROLLER 0x9A1EFDFD
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/* offsets in wiimote memory */
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||||||
|
#define WM_MEM_OFFSET_CALIBRATION 0x16
|
||||||
|
#define WM_EXP_MEM_BASE 0x04A40000
|
||||||
|
#define WM_EXP_MEM_ENABLE 0x04A40040
|
||||||
|
#define WM_EXP_MEM_CALIBR 0x04A40020
|
||||||
|
|
||||||
/* offsets in wiimote memory */
|
#define EXP_HANDSHAKE_LEN 224
|
||||||
#define WM_MEM_OFFSET_CALIBRATION 0x16
|
|
||||||
#define WM_EXP_MEM_BASE 0x04A40000
|
|
||||||
#define WM_EXP_MEM_ENABLE 0x04A40040
|
|
||||||
#define WM_EXP_MEM_CALIBR 0x04A40020
|
|
||||||
|
|
||||||
#define EXP_HANDSHAKE_LEN 224
|
/* controller status flags for the first message byte */
|
||||||
|
/* bit 1 is unknown */
|
||||||
|
#define WM_CTRL_STATUS_BYTE1_ATTACHMENT 0x02
|
||||||
|
#define WM_CTRL_STATUS_BYTE1_SPEAKER_ENABLED 0x04
|
||||||
|
#define WM_CTRL_STATUS_BYTE1_IR_ENABLED 0x08
|
||||||
|
#define WM_CTRL_STATUS_BYTE1_LED_1 0x10
|
||||||
|
#define WM_CTRL_STATUS_BYTE1_LED_2 0x20
|
||||||
|
#define WM_CTRL_STATUS_BYTE1_LED_3 0x40
|
||||||
|
#define WM_CTRL_STATUS_BYTE1_LED_4 0x80
|
||||||
|
|
||||||
/* controller status flags for the first message byte */
|
/* led bit masks */
|
||||||
/* bit 1 is unknown */
|
#define WIIMOTE_LED_NONE 0x00
|
||||||
#define WM_CTRL_STATUS_BYTE1_ATTACHMENT 0x02
|
#define WIIMOTE_LED_1 0x10
|
||||||
#define WM_CTRL_STATUS_BYTE1_SPEAKER_ENABLED 0x04
|
#define WIIMOTE_LED_2 0x20
|
||||||
#define WM_CTRL_STATUS_BYTE1_IR_ENABLED 0x08
|
#define WIIMOTE_LED_3 0x40
|
||||||
#define WM_CTRL_STATUS_BYTE1_LED_1 0x10
|
#define WIIMOTE_LED_4 0x80
|
||||||
#define WM_CTRL_STATUS_BYTE1_LED_2 0x20
|
|
||||||
#define WM_CTRL_STATUS_BYTE1_LED_3 0x40
|
|
||||||
#define WM_CTRL_STATUS_BYTE1_LED_4 0x80
|
|
||||||
|
|
||||||
/* led bit masks */
|
/* button masks */
|
||||||
#define WIIMOTE_LED_NONE 0x00
|
#define WIIMOTE_BUTTON_ALL 0x1F9F
|
||||||
#define WIIMOTE_LED_1 0x10
|
#define CLASSIC_CTRL_BUTTON_ALL 0xFEFF
|
||||||
#define WIIMOTE_LED_2 0x20
|
|
||||||
#define WIIMOTE_LED_3 0x40
|
|
||||||
#define WIIMOTE_LED_4 0x80
|
|
||||||
|
|
||||||
/* button codes */
|
/* expansion codes */
|
||||||
#define WIIMOTE_BUTTON_TWO 0x0001
|
#define EXP_NONE 0
|
||||||
#define WIIMOTE_BUTTON_ONE 0x0002
|
#define EXP_CLASSIC 2
|
||||||
#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
|
|
||||||
|
|
||||||
/* classic controller button codes */
|
typedef struct axis_t {
|
||||||
#define CLASSIC_CTRL_BUTTON_UP 0x0001
|
bool has_center;
|
||||||
#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
|
|
||||||
|
|
||||||
/* expansion codes */
|
byte min;
|
||||||
#define EXP_NONE 0
|
byte center;
|
||||||
#define EXP_CLASSIC 2
|
byte max;
|
||||||
|
byte raw_value;
|
||||||
|
float value;
|
||||||
|
} axis_t;
|
||||||
|
|
||||||
/**
|
typedef struct joystick_t {
|
||||||
* @struct vec2b_t
|
axis_t x;
|
||||||
* @brief Unsigned x,y byte vector.
|
axis_t y;
|
||||||
*/
|
} joystick_t;
|
||||||
typedef struct vec2b_t {
|
|
||||||
byte x, y;
|
|
||||||
} vec2b_t;
|
|
||||||
|
|
||||||
/**
|
typedef struct classic_ctrl_t {
|
||||||
* @struct joystick_t
|
short btns;
|
||||||
* @brief Joystick calibration structure.
|
struct joystick_t ljs;
|
||||||
*
|
struct joystick_t rjs;
|
||||||
* The angle \a ang is relative to the positive y-axis into quadrant I
|
} classic_ctrl_t;
|
||||||
* 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 rx, ry;
|
/**
|
||||||
} joystick_t;
|
* @struct expansion_t
|
||||||
|
* @brief Generic expansion device plugged into wiimote.
|
||||||
|
*/
|
||||||
|
typedef struct expansion_t {
|
||||||
|
int type; /**< type of expansion attached */
|
||||||
|
|
||||||
/**
|
union {
|
||||||
* @struct classic_ctrl_t
|
struct classic_ctrl_t classic;
|
||||||
* @brief Classic controller expansion device.
|
};
|
||||||
*/
|
} expansion_t;
|
||||||
typedef struct classic_ctrl_t {
|
|
||||||
short btns; /**< what buttons have just been pressed */
|
|
||||||
|
|
||||||
float r_shoulder; /**< right shoulder button (range 0-1) */
|
/**
|
||||||
float l_shoulder; /**< left shoulder button (range 0-1) */
|
* @struct wiimote_t
|
||||||
|
* @brief Wiimote structure.
|
||||||
struct joystick_t ljs; /**< left joystick calibration */
|
*/
|
||||||
struct joystick_t rjs; /**< right joystick calibration */
|
typedef struct wiimote_t {
|
||||||
} classic_ctrl_t;
|
int unid; /**< user specified id */
|
||||||
|
|
||||||
/**
|
|
||||||
* @struct expansion_t
|
|
||||||
* @brief Generic expansion device plugged into wiimote.
|
|
||||||
*/
|
|
||||||
typedef struct expansion_t {
|
|
||||||
int type; /**< type of expansion attached */
|
|
||||||
|
|
||||||
union {
|
|
||||||
struct classic_ctrl_t classic;
|
|
||||||
};
|
|
||||||
} expansion_t;
|
|
||||||
|
|
||||||
/**
|
|
||||||
* @struct wiimote_t
|
|
||||||
* @brief Wiimote structure.
|
|
||||||
*/
|
|
||||||
typedef struct wiimote_t {
|
|
||||||
int unid; /**< user specified id */
|
|
||||||
|
|
||||||
struct apple_pad_connection* connection;
|
struct apple_pad_connection* connection;
|
||||||
int state; /**< various state flags */
|
int state; /**< various state flags */
|
||||||
byte leds; /**< currently lit leds */
|
byte leds; /**< currently lit leds */
|
||||||
float battery_level; /**< battery level */
|
float battery_level; /**< battery level */
|
||||||
|
|
||||||
byte handshake_state; /**< the state of the connection handshake */
|
byte handshake_state; /**< the state of the connection handshake */
|
||||||
|
|
||||||
struct expansion_t exp; /**< wiimote expansion device */
|
struct expansion_t exp; /**< wiimote expansion device */
|
||||||
|
|
||||||
unsigned short btns; /**< what buttons have just been pressed */
|
unsigned short btns; /**< what buttons have just been pressed */
|
||||||
} wiimote;
|
} wiimote;
|
||||||
|
|
||||||
/**
|
/* macro to manage states */
|
||||||
* @brief Check if a button is pressed.
|
#define WIIMOTE_IS_SET(wm, s) ((wm->state & (s)) == (s))
|
||||||
* @param dev Pointer to a wiimote_t or expansion structure.
|
#define WIIMOTE_ENABLE_STATE(wm, s) (wm->state |= (s))
|
||||||
* @param button The button you are interested in.
|
#define WIIMOTE_DISABLE_STATE(wm, s) (wm->state &= ~(s))
|
||||||
* @return 1 if the button is pressed, 0 if not.
|
#define WIIMOTE_TOGGLE_STATE(wm, s) ((wm->state & (s)) ? WIIMOTE_DISABLE_STATE(wm, s) : WIIMOTE_ENABLE_STATE(wm, s))
|
||||||
*/
|
#define WIIMOTE_IS_CONNECTED(wm) (WIIMOTE_IS_SET(wm, WIIMOTE_STATE_CONNECTED))
|
||||||
#define IS_PRESSED(dev, button) ((dev->btns & button) == button)
|
|
||||||
|
|
||||||
/* macro to manage states */
|
|
||||||
#define WIIMOTE_IS_SET(wm, s) ((wm->state & (s)) == (s))
|
|
||||||
#define WIIMOTE_ENABLE_STATE(wm, s) (wm->state |= (s))
|
|
||||||
#define WIIMOTE_DISABLE_STATE(wm, s) (wm->state &= ~(s))
|
|
||||||
#define WIIMOTE_TOGGLE_STATE(wm, s) ((wm->state & (s)) ? WIIMOTE_DISABLE_STATE(wm, s) : WIIMOTE_ENABLE_STATE(wm, s))
|
|
||||||
|
|
||||||
#define WIIMOTE_IS_CONNECTED(wm) (WIIMOTE_IS_SET(wm, WIIMOTE_STATE_CONNECTED))
|
|
||||||
|
|
||||||
int wiimote_handshake(struct wiimote_t* wm, byte event, byte* data, unsigned short len);
|
int wiimote_handshake(struct wiimote_t* wm, byte event, byte* data, unsigned short len);
|
||||||
void wiimote_status(struct wiimote_t* wm);
|
void wiimote_status(struct wiimote_t* wm);
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user