Files
arduino-esp32/libraries/USB/src/USBHIDGamepad.cpp
Me No Dev c45cff5f83 Implement USB HID Device Support for ESP32-S2 (#5538)
* Add support and example for USB HID Devices
* Add support and example for USB Vendor
2021-08-23 17:27:34 +03:00

122 lines
2.7 KiB
C++

// Copyright 2015-2020 Espressif Systems (Shanghai) PTE LTD
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "USBHID.h"
#if CONFIG_TINYUSB_HID_ENABLED
#include "USBHIDGamepad.h"
static const uint8_t report_descriptor[] = {
TUD_HID_REPORT_DESC_GAMEPAD(HID_REPORT_ID(HID_REPORT_ID_GAMEPAD))
};
USBHIDGamepad::USBHIDGamepad(): hid(), _x(0), _y(0), _z(0), _rz(0), _rx(0), _ry(0), _hat(0), _buttons(0){
static bool initialized = false;
if(!initialized){
initialized = true;
hid.addDevice(this, sizeof(report_descriptor));
}
}
uint16_t USBHIDGamepad::_onGetDescriptor(uint8_t* dst){
memcpy(dst, report_descriptor, sizeof(report_descriptor));
return sizeof(report_descriptor);
}
void USBHIDGamepad::begin(){
hid.begin();
}
void USBHIDGamepad::end(){
}
bool USBHIDGamepad::write(){
hid_gamepad_report_t report = {
.x = _x,
.y = _y,
.z = _z,
.rz = _rz,
.rx = _rx,
.ry = _ry,
.hat = _hat,
.buttons = _buttons
};
return hid.SendReport(HID_REPORT_ID_GAMEPAD, &report, sizeof(report));
}
bool USBHIDGamepad::leftStick(int8_t x, int8_t y){
_x = x;
_y = y;
return write();
}
bool USBHIDGamepad::rightStick(int8_t z, int8_t rz){
_z = z;
_rz = rz;
return write();
}
bool USBHIDGamepad::leftTrigger(int8_t rx){
_rx = rx;
return write();
}
bool USBHIDGamepad::rightTrigger(int8_t ry){
_ry = ry;
return write();
}
bool USBHIDGamepad::hat(uint8_t hat){
if(hat > 9){
return false;
}
_hat = hat;
return write();
}
bool USBHIDGamepad::pressButton(uint8_t button){
if(button > 31){
return false;
}
_buttons |= (1 << button);
return write();
}
bool USBHIDGamepad::releaseButton(uint8_t button){
if(button > 31){
return false;
}
_buttons &= ~(1 << button);
return write();
}
bool USBHIDGamepad::send(int8_t x, int8_t y, int8_t z, int8_t rz, int8_t rx, int8_t ry, uint8_t hat, uint32_t buttons){
if(hat > 9){
return false;
}
_x = x;
_y = y;
_z = z;
_rz = rz;
_rx = rx;
_ry = ry;
_hat = hat;
_buttons = buttons;
return write();
}
#endif /* CONFIG_TINYUSB_HID_ENABLED */