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Full 11 bit USB HID gamepad resolution and fixed offsets for compatibility (#5825)

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* Changed USB Gamepad resolution to full 11 bit and fixed offset issues for some games

* Changed USB Gamepad resolution to full 11 bit and fixed offset issues for some games

* Changed USB Gamepad resolution to full 11 bit and fixed offset issues for some games
This commit is contained in:
Yannick Richter
2018-06-29 08:07:30 +02:00
committed by Bertrand Songis
parent 71912cfdbd
commit 9cbd0b9813
3 changed files with 11 additions and 8 deletions
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radio/src/targets/common/arm/stm32/usb_driver.cpp
+7 -4
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@@ -151,10 +151,13 @@ void usbJoystickUpdate()
//analog values
//uint8_t * p = HID_Buffer + 1;
for (int i = 0; i < 8; ++i) {
int16_t value = channelOutputs[i] / 8;
if ( value > 127 ) value = 127;
else if ( value < -127 ) value = -127;
HID_Buffer[i+3] = static_cast<int8_t>(value);
int16_t value = channelOutputs[i] + 1024;
if ( value > 2047 ) value = 2047;
else if ( value < 0 ) value = 0;
HID_Buffer[i*2 +3] = static_cast<uint8_t>(value & 0xFF);
HID_Buffer[i*2 +4] = static_cast<uint8_t>((value >> 8) & 0x07);
}
USBD_HID_SendReport(&USB_OTG_dev, HID_Buffer, HID_IN_PACKET);
}