Nicolas Lavelaine de Maubeuge / USBDevice

USB device stack

Fork of USBDevice by mbed official

USBJoystick.cpp@64:e01add7a9b25, 2016-09-07 (annotated)

Committer:
nikitamere
Date:
Wed Sep 07 23:26:23 2016 +0000
Revision:
64:e01add7a9b25
Child:
65:e64cf9f9c595
USBDevice device change;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nikitamere 64:e01add7a9b25 1 /* Copyright (c) 2010-2011 mbed.org, MIT License
nikitamere 64:e01add7a9b25 2 * Modified Mouse code for Joystick - WH 2012
nikitamere 64:e01add7a9b25 3 *
nikitamere 64:e01add7a9b25 4 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
nikitamere 64:e01add7a9b25 5 * and associated documentation files (the "Software"), to deal in the Software without
nikitamere 64:e01add7a9b25 6 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
nikitamere 64:e01add7a9b25 7 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
nikitamere 64:e01add7a9b25 8 * Software is furnished to do so, subject to the following conditions:
nikitamere 64:e01add7a9b25 9 *
nikitamere 64:e01add7a9b25 10 * The above copyright notice and this permission notice shall be included in all copies or
nikitamere 64:e01add7a9b25 11 * substantial portions of the Software.
nikitamere 64:e01add7a9b25 12 *
nikitamere 64:e01add7a9b25 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
nikitamere 64:e01add7a9b25 14 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
nikitamere 64:e01add7a9b25 15 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
nikitamere 64:e01add7a9b25 16 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
nikitamere 64:e01add7a9b25 17 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
nikitamere 64:e01add7a9b25 18 */
nikitamere 64:e01add7a9b25 19
nikitamere 64:e01add7a9b25 20 #include "stdint.h"
nikitamere 64:e01add7a9b25 21 #include "USBJoystick.h"
nikitamere 64:e01add7a9b25 22
nikitamere 64:e01add7a9b25 23 bool USBJoystick::update(int16_t t, int16_t r, int16_t x, int16_t y, uint16_t button, uint8_t hat) {
nikitamere 64:e01add7a9b25 24 HID_REPORT report;
nikitamere 64:e01add7a9b25 25 _t = t;
nikitamere 64:e01add7a9b25 26 _r = r;
nikitamere 64:e01add7a9b25 27 _x = x;
nikitamere 64:e01add7a9b25 28 _y = y;
nikitamere 64:e01add7a9b25 29 _button = button;
nikitamere 64:e01add7a9b25 30 _hat = hat;
nikitamere 64:e01add7a9b25 31
nikitamere 64:e01add7a9b25 32 // Fill the report according to the Joystick Descriptor
nikitamere 64:e01add7a9b25 33 report.data[0] = _t & 0xff;
nikitamere 64:e01add7a9b25 34 report.data[1] = _r & 0xff;
nikitamere 64:e01add7a9b25 35 report.data[2] = _x & 0xff;
nikitamere 64:e01add7a9b25 36 report.data[3] = _y & 0xff;
nikitamere 64:e01add7a9b25 37 report.data[4] = ((_button & 0x0f) << 4) | (_hat & 0x0f) ;
nikitamere 64:e01add7a9b25 38 report.data[5] = (_button >> 4);
nikitamere 64:e01add7a9b25 39 //report.data[6] = 0;
nikitamere 64:e01add7a9b25 40 report.data[6] = ( _button >> 0x0C) & 0x01;
nikitamere 64:e01add7a9b25 41 report.length = 7;
nikitamere 64:e01add7a9b25 42
nikitamere 64:e01add7a9b25 43 return send(&report);
nikitamere 64:e01add7a9b25 44 }
nikitamere 64:e01add7a9b25 45
nikitamere 64:e01add7a9b25 46 bool USBJoystick::update() {
nikitamere 64:e01add7a9b25 47 HID_REPORT report;
nikitamere 64:e01add7a9b25 48
nikitamere 64:e01add7a9b25 49 // Fill the report according to the Joystick Descriptor
nikitamere 64:e01add7a9b25 50 report.data[0] = _t & 0xff;
nikitamere 64:e01add7a9b25 51 report.data[1] = _r & 0xff;
nikitamere 64:e01add7a9b25 52 report.data[2] = _x & 0xff;
nikitamere 64:e01add7a9b25 53 report.data[3] = _y & 0xff;
nikitamere 64:e01add7a9b25 54 report.data[4] = ((_button & 0x0f) << 4) | (_hat & 0x0f) ;
nikitamere 64:e01add7a9b25 55 report.data[5] = ( _button >> 4);
nikitamere 64:e01add7a9b25 56 report.data[6] = ( _button >> 0x0C) & 0x01;
nikitamere 64:e01add7a9b25 57 report.length = 7;
nikitamere 64:e01add7a9b25 58
nikitamere 64:e01add7a9b25 59 return send(&report);
nikitamere 64:e01add7a9b25 60 }
nikitamere 64:e01add7a9b25 61
nikitamere 64:e01add7a9b25 62 bool USBJoystick::throttle(int16_t t) {
nikitamere 64:e01add7a9b25 63 _t = t;
nikitamere 64:e01add7a9b25 64 return update();
nikitamere 64:e01add7a9b25 65 }
nikitamere 64:e01add7a9b25 66
nikitamere 64:e01add7a9b25 67 bool USBJoystick::rudder(int16_t r) {
nikitamere 64:e01add7a9b25 68 _r = r;
nikitamere 64:e01add7a9b25 69 return update();
nikitamere 64:e01add7a9b25 70 }
nikitamere 64:e01add7a9b25 71
nikitamere 64:e01add7a9b25 72 bool USBJoystick::move(int16_t x, int16_t y) {
nikitamere 64:e01add7a9b25 73 _x = x;
nikitamere 64:e01add7a9b25 74 _y = y;
nikitamere 64:e01add7a9b25 75 return update();
nikitamere 64:e01add7a9b25 76 }
nikitamere 64:e01add7a9b25 77
nikitamere 64:e01add7a9b25 78 bool USBJoystick::button(uint16_t button) {
nikitamere 64:e01add7a9b25 79 _button = button;
nikitamere 64:e01add7a9b25 80 return update();
nikitamere 64:e01add7a9b25 81 }
nikitamere 64:e01add7a9b25 82
nikitamere 64:e01add7a9b25 83 bool USBJoystick::hat(uint8_t hat) {
nikitamere 64:e01add7a9b25 84 _hat = hat;
nikitamere 64:e01add7a9b25 85 return update();
nikitamere 64:e01add7a9b25 86 }
nikitamere 64:e01add7a9b25 87
nikitamere 64:e01add7a9b25 88
nikitamere 64:e01add7a9b25 89 void USBJoystick::_init() {
nikitamere 64:e01add7a9b25 90
nikitamere 64:e01add7a9b25 91 _t = -127;
nikitamere 64:e01add7a9b25 92 _r = -127;
nikitamere 64:e01add7a9b25 93 _x = 0;
nikitamere 64:e01add7a9b25 94 _y = 0;
nikitamere 64:e01add7a9b25 95 _button = 0x00;
nikitamere 64:e01add7a9b25 96 _hat = 0x00;
nikitamere 64:e01add7a9b25 97 }
nikitamere 64:e01add7a9b25 98
nikitamere 64:e01add7a9b25 99
nikitamere 64:e01add7a9b25 100 uint8_t * USBJoystick::reportDesc() {
nikitamere 64:e01add7a9b25 101 static uint8_t reportDescriptor[] = {
nikitamere 64:e01add7a9b25 102
nikitamere 64:e01add7a9b25 103 USAGE_PAGE(1), 0x01, // Generic Desktop
nikitamere 64:e01add7a9b25 104 LOGICAL_MINIMUM(1), 0x00, // Logical_Minimum (0)
nikitamere 64:e01add7a9b25 105 USAGE(1), 0x04, // Usage (Joystick)
nikitamere 64:e01add7a9b25 106 COLLECTION(1), 0x01, // Application
nikitamere 64:e01add7a9b25 107 // USAGE_PAGE(1), 0x02, // Simulation Controls
nikitamere 64:e01add7a9b25 108 // USAGE(1), 0xBB, // Throttle
nikitamere 64:e01add7a9b25 109 // USAGE(1), 0xBA, // Rudder
nikitamere 64:e01add7a9b25 110 // LOGICAL_MINIMUM(1), 0x81, // -127
nikitamere 64:e01add7a9b25 111 // LOGICAL_MAXIMUM(1), 0x7f, // 127
nikitamere 64:e01add7a9b25 112 // REPORT_SIZE(1), 0x08,
nikitamere 64:e01add7a9b25 113 // REPORT_COUNT(1), 0x02,
nikitamere 64:e01add7a9b25 114 // INPUT(1), 0x02, // Data, Variable, Absolute
nikitamere 64:e01add7a9b25 115 USAGE_PAGE(1), 0x01, // Generic Desktop
nikitamere 64:e01add7a9b25 116 USAGE(1), 0x01, // Usage (Pointer)
nikitamere 64:e01add7a9b25 117 COLLECTION(1), 0x00, // Physical
nikitamere 64:e01add7a9b25 118 USAGE(1), 0x30, // X
nikitamere 64:e01add7a9b25 119 USAGE(1), 0x31, // Y
nikitamere 64:e01add7a9b25 120 USAGE(1), 0x32, //R
nikitamere 64:e01add7a9b25 121 USAGE(1), 0x35, //Rz?
nikitamere 64:e01add7a9b25 122 // 8 bit values
nikitamere 64:e01add7a9b25 123 LOGICAL_MINIMUM(1), 0x81, // -127
nikitamere 64:e01add7a9b25 124 LOGICAL_MAXIMUM(1), 0x7f, // 127
nikitamere 64:e01add7a9b25 125 REPORT_SIZE(1), 0x08,
nikitamere 64:e01add7a9b25 126 REPORT_COUNT(1), 0x04,
nikitamere 64:e01add7a9b25 127 INPUT(1), 0x02, // Data, Variable, Absolute
nikitamere 64:e01add7a9b25 128 // 16 bit values
nikitamere 64:e01add7a9b25 129 // LOGICAL_MINIMUM(1), 0x00, // 0
nikitamere 64:e01add7a9b25 130 // LOGICAL_MAXIMUM(2), 0xff, 0x7f, // 32767
nikitamere 64:e01add7a9b25 131 // REPORT_SIZE(1), 0x10,
nikitamere 64:e01add7a9b25 132 // REPORT_COUNT(1), 0x02,
nikitamere 64:e01add7a9b25 133 // INPUT(1), 0x02, // Data, Variable, Absolute
nikitamere 64:e01add7a9b25 134
nikitamere 64:e01add7a9b25 135 END_COLLECTION(0),
nikitamere 64:e01add7a9b25 136 // 4 Position Hat Switch
nikitamere 64:e01add7a9b25 137 // USAGE(1), 0x39, // Usage (Hat switch)
nikitamere 64:e01add7a9b25 138 // LOGICAL_MINIMUM(1), 0x00, // 0
nikitamere 64:e01add7a9b25 139 // LOGICAL_MAXIMUM(1), 0x03, // 3
nikitamere 64:e01add7a9b25 140 // PHYSICAL_MINIMUM(1), 0x00, // Physical_Minimum (0)
nikitamere 64:e01add7a9b25 141 // PHYSICAL_MAXIMUM(2), 0x0E, 0x01, // Physical_Maximum (270)
nikitamere 64:e01add7a9b25 142 // UNIT(1), 0x14, // Unit (Eng Rot:Angular Pos)
nikitamere 64:e01add7a9b25 143 // REPORT_SIZE(1), 0x04,
nikitamere 64:e01add7a9b25 144 // REPORT_COUNT(1), 0x01,
nikitamere 64:e01add7a9b25 145 // INPUT(1), 0x02, // Data, Variable, Absolute
nikitamere 64:e01add7a9b25 146 // 8 Position Hat Switch
nikitamere 64:e01add7a9b25 147 USAGE(1), 0x39, // Usage (Hat switch)
nikitamere 64:e01add7a9b25 148 LOGICAL_MINIMUM(1), 0x00, // 0
nikitamere 64:e01add7a9b25 149 LOGICAL_MAXIMUM(1), 0x07, // 7
nikitamere 64:e01add7a9b25 150 PHYSICAL_MINIMUM(1), 0x00, // Physical_Minimum (0)
nikitamere 64:e01add7a9b25 151 PHYSICAL_MAXIMUM(2), 0x3B, 0x01, // Physical_Maximum (315)
nikitamere 64:e01add7a9b25 152 UNIT(1), 0x14, // Unit (Eng Rot:Angular Pos)
nikitamere 64:e01add7a9b25 153 REPORT_SIZE(1), 0x04,
nikitamere 64:e01add7a9b25 154 REPORT_COUNT(1), 0x01,
nikitamere 64:e01add7a9b25 155 INPUT(1), 0x02, // Data, Variable, Absolute
nikitamere 64:e01add7a9b25 156 //
nikitamere 64:e01add7a9b25 157 USAGE_PAGE(1), 0x09, // Buttons
nikitamere 64:e01add7a9b25 158 USAGE_MINIMUM(1), 0x01, // 1
nikitamere 64:e01add7a9b25 159 USAGE_MAXIMUM(1), 0x0D, // 13
nikitamere 64:e01add7a9b25 160 LOGICAL_MINIMUM(1), 0x00, // 0
nikitamere 64:e01add7a9b25 161 LOGICAL_MAXIMUM(1), 0x01, // 1
nikitamere 64:e01add7a9b25 162 REPORT_SIZE(1), 0x01,
nikitamere 64:e01add7a9b25 163 REPORT_COUNT(1), 0x0D,
nikitamere 64:e01add7a9b25 164 UNIT_EXPONENT(1), 0x00, // Unit_Exponent (0)
nikitamere 64:e01add7a9b25 165 UNIT(1), 0x00, // Unit (None)
nikitamere 64:e01add7a9b25 166 INPUT(1), 0x02, // Data, Variable, Absolute
nikitamere 64:e01add7a9b25 167
nikitamere 64:e01add7a9b25 168 // Padding 7 bits
nikitamere 64:e01add7a9b25 169 REPORT_SIZE(1), 0x01,
nikitamere 64:e01add7a9b25 170 REPORT_COUNT(1), 0x07,
nikitamere 64:e01add7a9b25 171 INPUT(1), 0x01,
nikitamere 64:e01add7a9b25 172 END_COLLECTION(0)
nikitamere 64:e01add7a9b25 173
nikitamere 64:e01add7a9b25 174 };
nikitamere 64:e01add7a9b25 175
nikitamere 64:e01add7a9b25 176 reportLength = sizeof(reportDescriptor);
nikitamere 64:e01add7a9b25 177 return reportDescriptor;
nikitamere 64:e01add7a9b25 178 }
nikitamere 64:e01add7a9b25 179
nikitamere 64:e01add7a9b25 180