Ries Twisk / Mbed 2 deprecated JoyStick

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Dependencies:   USBDevice mbed-rtos mbed

Fork of JoyStick by Ries Twisk

USBJoystick.cpp@5:a0bb17c379ce, 2016-06-22 (annotated)

Committer:
rvt
Date:
Wed Jun 22 12:50:16 2016 +0000
Revision:
5:a0bb17c379ce
Parent:
4:2cc58c173de8 
Latest

Who changed what in which revision?

UserRevisionLine numberNew contents of line
rvt 0:33bc88c4ab31 1 /* Copyright (c) 2010-2011 mbed.org, MIT License
rvt 0:33bc88c4ab31 2 * Modified Mouse code for Joystick - WH 2012
rvt 0:33bc88c4ab31 3 *
rvt 0:33bc88c4ab31 4 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
rvt 0:33bc88c4ab31 5 * and associated documentation files (the "Software"), to deal in the Software without
rvt 0:33bc88c4ab31 6 * restriction, including without limitation the rights to use, copy, modify, merge, publish,
rvt 0:33bc88c4ab31 7 * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
rvt 0:33bc88c4ab31 8 * Software is furnished to do so, subject to the following conditions:
rvt 0:33bc88c4ab31 9 *
rvt 0:33bc88c4ab31 10 * The above copyright notice and this permission notice shall be included in all copies or
rvt 0:33bc88c4ab31 11 * substantial portions of the Software.
rvt 0:33bc88c4ab31 12 *
rvt 0:33bc88c4ab31 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
rvt 0:33bc88c4ab31 14 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
rvt 0:33bc88c4ab31 15 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
rvt 0:33bc88c4ab31 16 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
rvt 0:33bc88c4ab31 17 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
rvt 0:33bc88c4ab31 18 */
rvt 0:33bc88c4ab31 19
rvt 0:33bc88c4ab31 20 #include "stdint.h"
rvt 0:33bc88c4ab31 21 #include "USBJoystick.h"
rvt 0:33bc88c4ab31 22
rvt 4:2cc58c173de8 23 bool USBJoystick::update(int16_t t, int16_t r, int16_t x, int16_t y, uint32_t button) {
rvt 0:33bc88c4ab31 24 _t = t;
rvt 0:33bc88c4ab31 25 _r = r;
rvt 0:33bc88c4ab31 26 _x = x;
rvt 0:33bc88c4ab31 27 _y = y;
rvt 0:33bc88c4ab31 28 _button = button;
rvt 0:33bc88c4ab31 29
rvt 4:2cc58c173de8 30 return USBJoystick::update();
rvt 0:33bc88c4ab31 31 }
rvt 0:33bc88c4ab31 32
rvt 0:33bc88c4ab31 33 bool USBJoystick::update() {
rvt 0:33bc88c4ab31 34 HID_REPORT report;
rvt 0:33bc88c4ab31 35
rvt 0:33bc88c4ab31 36 // Fill the report according to the Joystick Descriptor
rvt 0:33bc88c4ab31 37 report.data[0] = _t & 0xff;
rvt 0:33bc88c4ab31 38 report.data[1] = (_t >> 8) & 0xff;
rvt 0:33bc88c4ab31 39 report.data[2] = _r & 0xff;
rvt 0:33bc88c4ab31 40 report.data[3] = (_r >> 8) & 0xff;
rvt 0:33bc88c4ab31 41 report.data[4] = _x & 0xff;
rvt 0:33bc88c4ab31 42 report.data[5] = (_x >> 8) & 0xff;
rvt 0:33bc88c4ab31 43 report.data[6] = _y & 0xff;
rvt 0:33bc88c4ab31 44 report.data[7] = (_y >> 8) & 0xff;
rvt 4:2cc58c173de8 45 report.data[8] = (_button >> 24) & 0xff;
rvt 4:2cc58c173de8 46 report.data[9] = (_button >> 16) & 0xff;
rvt 4:2cc58c173de8 47 report.data[10] = (_button >> 8) & 0xff;
rvt 4:2cc58c173de8 48 report.data[11] = _button & 0xff;
rvt 4:2cc58c173de8 49 report.length = 12;
rvt 0:33bc88c4ab31 50
rvt 0:33bc88c4ab31 51 return send(&report);
rvt 0:33bc88c4ab31 52 }
rvt 0:33bc88c4ab31 53
rvt 0:33bc88c4ab31 54 bool USBJoystick::throttle(int16_t t) {
rvt 0:33bc88c4ab31 55 _t = t;
rvt 0:33bc88c4ab31 56 return update();
rvt 0:33bc88c4ab31 57 }
rvt 0:33bc88c4ab31 58
rvt 0:33bc88c4ab31 59 bool USBJoystick::rudder(int16_t r) {
rvt 0:33bc88c4ab31 60 _r = r;
rvt 0:33bc88c4ab31 61 return update();
rvt 0:33bc88c4ab31 62 }
rvt 0:33bc88c4ab31 63
rvt 0:33bc88c4ab31 64 bool USBJoystick::move(int16_t x, int16_t y) {
rvt 0:33bc88c4ab31 65 _x = x;
rvt 0:33bc88c4ab31 66 _y = y;
rvt 0:33bc88c4ab31 67 return update();
rvt 0:33bc88c4ab31 68 }
rvt 0:33bc88c4ab31 69
rvt 4:2cc58c173de8 70 bool USBJoystick::button(uint32_t button) {
rvt 0:33bc88c4ab31 71 _button = button;
rvt 0:33bc88c4ab31 72 return update();
rvt 0:33bc88c4ab31 73 }
rvt 0:33bc88c4ab31 74
rvt 0:33bc88c4ab31 75
rvt 0:33bc88c4ab31 76 void USBJoystick::_init() {
rvt 0:33bc88c4ab31 77
rvt 0:33bc88c4ab31 78 _t = 0;
rvt 0:33bc88c4ab31 79 _r = 0;
rvt 0:33bc88c4ab31 80 _x = 0;
rvt 0:33bc88c4ab31 81 _y = 0;
rvt 4:2cc58c173de8 82 _button = 0x00000000;
rvt 0:33bc88c4ab31 83 }
rvt 0:33bc88c4ab31 84
rvt 0:33bc88c4ab31 85
rvt 0:33bc88c4ab31 86 uint8_t * USBJoystick::reportDesc() {
rvt 0:33bc88c4ab31 87 static uint8_t reportDescriptor[] = {
rvt 0:33bc88c4ab31 88
rvt 0:33bc88c4ab31 89 USAGE_PAGE(1), 0x01, // Generic Desktop
rvt 0:33bc88c4ab31 90 LOGICAL_MINIMUM(1), 0x00, // Logical_Minimum (0)
rvt 0:33bc88c4ab31 91 USAGE(1), 0x04, // Usage (Joystick)
rvt 0:33bc88c4ab31 92 COLLECTION(1), 0x01, // Application
rvt 0:33bc88c4ab31 93
rvt 0:33bc88c4ab31 94 USAGE_PAGE(1), 0x02, // Simulation Controls
rvt 0:33bc88c4ab31 95 USAGE(1), 0xBB, // Throttle
rvt 0:33bc88c4ab31 96 USAGE(1), 0xBA, // Rudder
rvt 0:33bc88c4ab31 97 LOGICAL_MINIMUM(2), 0x01, 0x80, // -32767
rvt 0:33bc88c4ab31 98 LOGICAL_MAXIMUM(2), 0xff, 0x7f, // 32767
rvt 0:33bc88c4ab31 99 REPORT_SIZE(1), 0x10,
rvt 0:33bc88c4ab31 100 REPORT_COUNT(1), 0x02,
rvt 0:33bc88c4ab31 101 INPUT(1), 0x02, // Data, Variable, Absolute
rvt 0:33bc88c4ab31 102
rvt 0:33bc88c4ab31 103 USAGE_PAGE(1), 0x01, // Generic Desktop
rvt 0:33bc88c4ab31 104 USAGE(1), 0x01, // Usage (Pointer)
rvt 0:33bc88c4ab31 105 COLLECTION(1), 0x00, // Physical
rvt 0:33bc88c4ab31 106 USAGE(1), 0x30, // X
rvt 0:33bc88c4ab31 107 USAGE(1), 0x31, // Y
rvt 0:33bc88c4ab31 108 // 8 bit values
rvt 0:33bc88c4ab31 109 // LOGICAL_MINIMUM(1), 0x81, // -127
rvt 0:33bc88c4ab31 110 // LOGICAL_MAXIMUM(1), 0x7f, // 127
rvt 0:33bc88c4ab31 111 // REPORT_SIZE(1), 0x08,
rvt 0:33bc88c4ab31 112 // REPORT_COUNT(1), 0x02,
rvt 0:33bc88c4ab31 113 // INPUT(1), 0x02, // Data, Variable, Absolute
rvt 0:33bc88c4ab31 114 // 16 bit values
rvt 0:33bc88c4ab31 115 LOGICAL_MINIMUM(2), 0x01, 0x80, // -32767
rvt 0:33bc88c4ab31 116 LOGICAL_MAXIMUM(2), 0xff, 0x7f, // 32767
rvt 0:33bc88c4ab31 117 REPORT_SIZE(1), 0x10,
rvt 0:33bc88c4ab31 118 REPORT_COUNT(1), 0x02,
rvt 0:33bc88c4ab31 119 INPUT(1), 0x02, // Data, Variable, Absolute
rvt 0:33bc88c4ab31 120
rvt 0:33bc88c4ab31 121
rvt 0:33bc88c4ab31 122 END_COLLECTION(0),
rvt 0:33bc88c4ab31 123 // 4 Position Hat Switch
rvt 0:33bc88c4ab31 124 // USAGE(1), 0x39, // Usage (Hat switch)
rvt 0:33bc88c4ab31 125 // LOGICAL_MINIMUM(1), 0x00, // 0
rvt 0:33bc88c4ab31 126 // LOGICAL_MAXIMUM(1), 0x03, // 3
rvt 0:33bc88c4ab31 127 // PHYSICAL_MINIMUM(1), 0x00, // Physical_Minimum (0)
rvt 0:33bc88c4ab31 128 // PHYSICAL_MAXIMUM(2), 0x0E, 0x01, // Physical_Maximum (270)
rvt 0:33bc88c4ab31 129 // UNIT(1), 0x14, // Unit (Eng Rot:Angular Pos)
rvt 0:33bc88c4ab31 130 // REPORT_SIZE(1), 0x04,
rvt 0:33bc88c4ab31 131 // REPORT_COUNT(1), 0x01,
rvt 0:33bc88c4ab31 132 // INPUT(1), 0x02, // Data, Variable, Absolute
rvt 0:33bc88c4ab31 133 // 8 Position Hat Switch
rvt 2:ae7a31a3c618 134 // USAGE(1), 0x39, // Usage (Hat switch)
rvt 2:ae7a31a3c618 135 // LOGICAL_MINIMUM(1), 0x00, // 0
rvt 2:ae7a31a3c618 136 // LOGICAL_MAXIMUM(1), 0x07, // 7
rvt 2:ae7a31a3c618 137 // PHYSICAL_MINIMUM(1), 0x00, // Physical_Minimum (0)
rvt 2:ae7a31a3c618 138 // PHYSICAL_MAXIMUM(2), 0x3B, 0x01, // Physical_Maximum (315)
rvt 2:ae7a31a3c618 139 // UNIT(1), 0x14, // Unit (Eng Rot:Angular Pos)
rvt 2:ae7a31a3c618 140 // REPORT_SIZE(1), 0x04,
rvt 2:ae7a31a3c618 141 // REPORT_COUNT(1), 0x01,
rvt 2:ae7a31a3c618 142 // INPUT(1), 0x02, // Data, Variable, Absolute
rvt 2:ae7a31a3c618 143
rvt 2:ae7a31a3c618 144 // Buttons
rvt 0:33bc88c4ab31 145 USAGE_PAGE(1), 0x09, // Buttons
rvt 0:33bc88c4ab31 146 USAGE_MINIMUM(1), 0x01, // 1
rvt 4:2cc58c173de8 147 USAGE_MAXIMUM(1), 0x20, // 32
rvt 0:33bc88c4ab31 148 LOGICAL_MINIMUM(1), 0x00, // 0
rvt 0:33bc88c4ab31 149 LOGICAL_MAXIMUM(1), 0x01, // 1
rvt 0:33bc88c4ab31 150 REPORT_SIZE(1), 0x01,
rvt 4:2cc58c173de8 151 REPORT_COUNT(1), 0x20, // 32
rvt 0:33bc88c4ab31 152 UNIT_EXPONENT(1), 0x00, // Unit_Exponent (0)
rvt 0:33bc88c4ab31 153 UNIT(1), 0x00, // Unit (None)
rvt 0:33bc88c4ab31 154 INPUT(1), 0x02, // Data, Variable, Absolute
rvt 0:33bc88c4ab31 155 END_COLLECTION(0)
rvt 0:33bc88c4ab31 156
rvt 0:33bc88c4ab31 157 };
rvt 0:33bc88c4ab31 158
rvt 0:33bc88c4ab31 159 reportLength = sizeof(reportDescriptor);
rvt 0:33bc88c4ab31 160 return reportDescriptor;
rvt 0:33bc88c4ab31 161 }
rvt 0:33bc88c4ab31 162
rvt 0:33bc88c4ab31 163