| /* |
| * Copyright (C) 2020 Apple Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #import "config.h" |
| #import "VirtualGamepad.h" |
| |
| #if USE(APPLE_INTERNAL_SDK) |
| |
| #import <HID/HIDUserDevice.h> |
| |
| namespace TestWebKitAPI { |
| |
| const uint8_t SLAGenericNESDescriptor[] = { |
| 0x05, 0x01, // Usage Page (Generic Desktop Ctrls) |
| 0x09, 0x05, // Usage (Game Pad) |
| 0xA1, 0x01, // Collection (Application) |
| 0x09, 0x01, // Usage (Pointer) |
| 0xA1, 0x00, // Collection (Physical) |
| 0x09, 0x30, // Usage (X) |
| 0x09, 0x31, // Usage (Y) |
| 0x15, 0x00, // Logical Minimum (0) |
| 0x26, 0xFF, 0x00, // Logical Maximum (255) |
| 0x95, 0x02, // Report Count (2) |
| 0x75, 0x08, // Report Size (8) |
| // (2) Axes, 1 byte each. Total - (2) bytes |
| 0x81, 0x02, // Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position) |
| 0x95, 0x01, // Report Count (1) |
| 0x75, 0x08, // Report Size (8) |
| // (1) Byte, unknown. Total - (3) bytes |
| 0x81, 0x01, // Input (Const,Array,Abs,No Wrap,Linear,Preferred State,No Null Position) |
| 0xC0, // End Collection |
| 0x05, 0x09, // Usage Page (Button) |
| 0x19, 0x01, // Usage Minimum (0x01) |
| 0x29, 0x0B, // Usage Maximum (0x0B) |
| 0x15, 0x00, // Logical Minimum (0) |
| 0x25, 0x01, // Logical Maximum (1) |
| 0x95, 0x0B, // Report Count (11) |
| 0x75, 0x01, // Report Size (1) |
| // (11) buttons. Total - (4) bytes (3) bits |
| 0x81, 0x02, // Input (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position) |
| 0x95, 0x1D, // Report Count (29) |
| // (29) padding bits. Total (8) bytes |
| 0x81, 0x03, // Input (Const,Var,Abs,No Wrap,Linear,Preferred State,No Null Position) |
| 0x05, 0x8C, // Usage Page (Bar Code Scanner Page) |
| 0x09, 0x01, // Usage (0x01) |
| 0xA1, 0x00, // Collection (Physical) |
| 0x09, 0x02, // Usage (0x02) |
| 0x15, 0x00, // Logical Minimum (0) |
| 0x26, 0xFF, 0x00, // Logical Maximum (255) |
| 0x75, 0x08, // Report Size (8) |
| 0x95, 0x04, // Report Count (4) |
| 0x91, 0x02, // Output (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position,Non-volatile) |
| 0x09, 0x02, // Usage (0x02) |
| 0xB1, 0x02, // Feature (Data,Var,Abs,No Wrap,Linear,Preferred State,No Null Position,Non-volatile) |
| 0xC0, // End Collection |
| 0xC0, // End Collection |
| }; |
| |
| const size_t SLAGenericNESButtonCount = 11; |
| const size_t SLAGenericNESAxisCount = 2; |
| const size_t SLAGenericNESReportSize = 8; |
| const char* SLAGenericNESName = "Virtual Sun Light Application Generic NES Controller"; |
| |
| // Report layout: |
| // |Axis1| |Axis2| |0| |b1-b8| |b9-bb| |0| |0| |0| |
| static void publishReportCallback(Vector<float>& buttonValues, Vector<float>& axisValues, HIDUserDevice *userDevice) |
| { |
| uint8_t reportData[SLAGenericNESReportSize]; |
| |
| for (size_t i = 0; i < SLAGenericNESAxisCount; ++i) { |
| if (axisValues[i] <= -0.5) |
| reportData[i] = 0x00; |
| else if (axisValues[i] >= 0.5) |
| reportData[i] = 0xff; |
| else |
| reportData[i] = 0x7f; |
| } |
| |
| reportData[2] = 0x00; |
| |
| // The next 2 bytes of the report have the following layout: |
| // |b8|b7|b6|b5|b4|b3|b2|b1| |0|0|0|0|0|bb|ba|b9| |
| |
| uint8_t buttonByte = 0x00; |
| for (size_t i = 0; i < 8; ++i) { |
| long buttonBit = lround(buttonValues[i]); |
| buttonByte |= buttonBit << (i); |
| } |
| reportData[3] = buttonByte; |
| |
| buttonByte = 0x00; |
| for (size_t i = 8; i < 11; ++i) { |
| long buttonBit = lround(buttonValues[i]); |
| buttonByte |= buttonBit << (i - 8); |
| } |
| reportData[4] = buttonByte; |
| |
| reportData[5] = 0x00; |
| reportData[6] = 0x00; |
| reportData[7] = 0x00; |
| |
| auto nsReportData = adoptNS([[NSData alloc] initWithBytes:reportData length:SLAGenericNESReportSize]); |
| [userDevice handleReport:nsReportData.get() error:nil]; |
| } |
| |
| GamepadMapping VirtualGamepad::sunLightApplicationGenericNESMapping() |
| { |
| return { |
| SLAGenericNESDescriptor, |
| sizeof(SLAGenericNESDescriptor), |
| SLAGenericNESName, |
| HIDVendorID::SunLightApplication, |
| HIDProductID::GenericNES, |
| SLAGenericNESButtonCount, |
| SLAGenericNESAxisCount, |
| publishReportCallback |
| }; |
| } |
| |
| } // namespace TestWebKitAPI |
| |
| #endif // USE(APPLE_INTERNAL_SDK) |
