mirror of
https://github.com/gnif/LookingGlass.git
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04fd31219c
Replace raw HID report forwarding with typed absolute mouse, relative mouse, and keyboard messages. Expose absolute and relative modes as separate Mouse collections because Windows MouHID requires one X/Y motion mode per mouse device.
158 lines
6.2 KiB
C++
158 lines
6.2 KiB
C++
/**
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* Looking Glass
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* Copyright © 2017-2026 The Looking Glass Authors
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* https://looking-glass.io
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc., 59
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* Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "HIDReports.h"
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static const uint8_t REPORT_DESCRIPTOR[] =
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{
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// Absolute mouse, report ID 1.
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0x05, 0x01, // Usage Page (Generic Desktop)
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0x09, 0x02, // Usage (Mouse)
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0xA1, 0x01, // Collection (Application)
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0x85, HID_REPORT_ID_MOUSE_ABSOLUTE,
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0x09, 0x01, // Usage (Pointer)
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0xA1, 0x00, // Collection (Physical)
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0x05, 0x09, // Usage Page (Button)
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0x19, 0x01, // Usage Minimum (Button 1)
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0x29, 0x05, // Usage Maximum (Button 5)
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0x15, 0x00, // Logical Minimum (0)
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0x25, 0x01, // Logical Maximum (1)
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0x75, 0x01, // Report Size (1)
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0x95, 0x05, // Report Count (5)
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0x81, 0x02, // Input (Data, Variable, Absolute)
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0x75, 0x03, // Report Size (3)
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0x95, 0x01, // Report Count (1)
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0x81, 0x03, // Input (Constant)
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0x05, 0x01, // Usage Page (Generic Desktop)
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0x09, 0x30, // Usage (X)
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0x09, 0x31, // Usage (Y)
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0x15, 0x00, // Logical Minimum (0)
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0x26, 0xFF, 0x7F, // Logical Maximum (32767)
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0x75, 0x10, // Report Size (16)
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0x95, 0x02, // Report Count (2)
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0x81, 0x02, // Input (Data, Variable, Absolute)
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0x09, 0x38, // Usage (Wheel)
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0x15, 0x81, // Logical Minimum (-127)
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0x25, 0x7F, // Logical Maximum (127)
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0x75, 0x08, // Report Size (8)
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0x95, 0x01, // Report Count (1)
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0x81, 0x06, // Input (Data, Variable, Relative)
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0xC0, // End Collection
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0xC0, // End Collection
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// Relative mouse, report ID 2.
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0x05, 0x01, // Usage Page (Generic Desktop)
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0x09, 0x02, // Usage (Mouse)
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0xA1, 0x01, // Collection (Application)
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0x85, HID_REPORT_ID_MOUSE_RELATIVE,
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0x09, 0x01, // Usage (Pointer)
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0xA1, 0x00, // Collection (Physical)
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0x05, 0x09, // Usage Page (Button)
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0x19, 0x01, // Usage Minimum (Button 1)
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0x29, 0x05, // Usage Maximum (Button 5)
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0x15, 0x00, // Logical Minimum (0)
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0x25, 0x01, // Logical Maximum (1)
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0x75, 0x01, // Report Size (1)
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0x95, 0x05, // Report Count (5)
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0x81, 0x02, // Input (Data, Variable, Absolute)
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0x75, 0x03, // Report Size (3)
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0x95, 0x01, // Report Count (1)
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0x81, 0x03, // Input (Constant)
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0x05, 0x01, // Usage Page (Generic Desktop)
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0x09, 0x30, // Usage (X)
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0x09, 0x31, // Usage (Y)
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0x16, 0x00, 0x80, // Logical Minimum (-32768)
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0x26, 0xFF, 0x7F, // Logical Maximum (32767)
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0x75, 0x10, // Report Size (16)
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0x95, 0x02, // Report Count (2)
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0x81, 0x06, // Input (Data, Variable, Relative)
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0x09, 0x38, // Usage (Wheel)
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0x15, 0x81, // Logical Minimum (-127)
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0x25, 0x7F, // Logical Maximum (127)
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0x75, 0x08, // Report Size (8)
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0x95, 0x01, // Report Count (1)
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0x81, 0x06, // Input (Data, Variable, Relative)
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0xC0, // End Collection
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0xC0, // End Collection
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// Keyboard, report ID 3.
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0x05, 0x01, // Usage Page (Generic Desktop)
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0x09, 0x06, // Usage (Keyboard)
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0xA1, 0x01, // Collection (Application)
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0x85, HID_REPORT_ID_KEYBOARD,
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0x05, 0x07, // Usage Page (Keyboard)
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0x19, 0xE0, // Usage Minimum (Left Control)
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0x29, 0xE7, // Usage Maximum (Right GUI)
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0x15, 0x00, // Logical Minimum (0)
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0x25, 0x01, // Logical Maximum (1)
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0x75, 0x01, // Report Size (1)
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0x95, 0x08, // Report Count (8)
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0x81, 0x02, // Input (Data, Variable, Absolute)
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0x95, 0x01, // Report Count (1)
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0x75, 0x08, // Report Size (8)
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0x81, 0x03, // Input (Constant)
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0x05, 0x08, // Usage Page (LEDs)
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0x19, 0x01, // Usage Minimum (Num Lock)
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0x29, 0x05, // Usage Maximum (Kana)
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0x95, 0x05, // Report Count (5)
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0x75, 0x01, // Report Size (1)
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0x91, 0x02, // Output (Data, Variable, Absolute)
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0x95, 0x01, // Report Count (1)
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0x75, 0x03, // Report Size (3)
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0x91, 0x03, // Output (Constant)
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0x05, 0x07, // Usage Page (Keyboard)
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0x19, 0x00, // Usage Minimum (0)
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0x2A, 0xE7, 0x00, // Usage Maximum (231)
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0x15, 0x00, // Logical Minimum (0)
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0x26, 0xE7, 0x00, // Logical Maximum (231)
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0x75, 0x08, // Report Size (8)
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0x95, 0x06, // Report Count (6)
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0x81, 0x00, // Input (Data, Array, Absolute)
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0xC0, // End Collection
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};
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const uint8_t * HIDGetReportDescriptor()
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{
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return REPORT_DESCRIPTOR;
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}
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size_t HIDGetReportDescriptorSize()
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{
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return sizeof(REPORT_DESCRIPTOR);
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}
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size_t HIDGetInputReportSize(uint8_t reportId)
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{
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switch (reportId)
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{
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case HID_REPORT_ID_MOUSE_ABSOLUTE:
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return sizeof(HIDMouseAbsoluteReport);
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case HID_REPORT_ID_MOUSE_RELATIVE:
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return sizeof(HIDMouseRelativeReport);
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case HID_REPORT_ID_KEYBOARD:
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return sizeof(HIDKeyboardReport);
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default:
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return 0;
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}
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}
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