mirror of
https://github.com/gdsports/USBHost_t36
synced 2024-08-13 16:53:54 -04:00
d792ffd2e8
Had to increase size of HID report to 512. Allow HAT to work 10039 Mouse Example prints out Z, Rz, Ry, Rx and Hat values
96 lines
2.9 KiB
C++
96 lines
2.9 KiB
C++
/* USB EHCI Host for Teensy 3.6
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* Copyright 2017 Paul Stoffregen (paul@pjrc.com)
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <Arduino.h>
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#include "USBHost_t36.h" // Read this header first for key info
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bool JoystickController::claim_collection(Device_t *dev, uint32_t topusage)
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{
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// only claim Desktop/Joystick and Desktop/Gamepad
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if (topusage != 0x10004 && topusage != 0x10005) return false;
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// only claim from one physical device
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if (mydevice != NULL && dev != mydevice) return false;
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mydevice = dev;
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collections_claimed++;
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anychange = true; // always report values on first read
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return true;
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}
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void JoystickController::disconnect_collection(Device_t *dev)
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{
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if (--collections_claimed == 0) {
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mydevice = NULL;
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}
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}
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void JoystickController::hid_input_begin(uint32_t topusage, uint32_t type, int lgmin, int lgmax)
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{
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// TODO: set up translation from logical min/max to consistent 16 bit scale
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}
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void JoystickController::hid_input_data(uint32_t usage, int32_t value)
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{
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//Serial.printf("Joystick: usage=%X, value=%d\n", usage, value);
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uint32_t usage_page = usage >> 16;
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usage &= 0xFFFF;
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if (usage_page == 9 && usage >= 1 && usage <= 32) {
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uint32_t bit = 1 << (usage -1);
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if (value == 0) {
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if (buttons & bit) {
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buttons &= ~bit;
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anychange = true;
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}
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} else {
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if (!(buttons & bit)) {
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buttons |= bit;
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anychange = true;
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}
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}
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} else if (usage_page == 1 && usage >= 0x30 && usage <= 0x39) {
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// TODO: need scaling of value to consistent API, 16 bit signed?
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// TODO: many joysticks repeat slider usage. Detect & map to axes?
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uint32_t i = usage - 0x30;
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if (axis[i] != value) {
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axis[i] = value;
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anychange = true;
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}
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}
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// TODO: hat switch?
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}
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void JoystickController::hid_input_end()
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{
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if (anychange) {
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joystickEvent = true;
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}
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}
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void JoystickController::joystickDataClear() {
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joystickEvent = false;
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anychange = false;
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}
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