зеркало из https://github.com/mozilla/gecko-dev.git
635 строки
21 KiB
C++
635 строки
21 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
|
|
/* This Source Code Form is subject to the terms of the Mozilla Public
|
|
* License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
|
|
|
|
// mostly derived from the Allegro source code at:
|
|
// http://alleg.svn.sourceforge.net/viewvc/alleg/allegro/branches/4.9/src/macosx/hidjoy.m?revision=13760&view=markup
|
|
|
|
#include "mozilla/dom/GamepadPlatformService.h"
|
|
#include "mozilla/ArrayUtils.h"
|
|
#include "nsITimer.h"
|
|
#include "nsThreadUtils.h"
|
|
#include <CoreFoundation/CoreFoundation.h>
|
|
#include <IOKit/hid/IOHIDBase.h>
|
|
#include <IOKit/hid/IOHIDKeys.h>
|
|
#include <IOKit/hid/IOHIDManager.h>
|
|
|
|
#include <stdio.h>
|
|
#include <vector>
|
|
|
|
namespace {
|
|
|
|
using namespace mozilla;
|
|
using namespace mozilla::dom;
|
|
using std::vector;
|
|
class DarwinGamepadService;
|
|
|
|
DarwinGamepadService* gService = nullptr;
|
|
|
|
struct Button {
|
|
int id;
|
|
bool analog;
|
|
IOHIDElementRef element;
|
|
CFIndex min;
|
|
CFIndex max;
|
|
bool pressed;
|
|
|
|
Button(int aId, IOHIDElementRef aElement, CFIndex aMin, CFIndex aMax)
|
|
: id(aId),
|
|
analog((aMax - aMin) > 1),
|
|
element(aElement),
|
|
min(aMin),
|
|
max(aMax),
|
|
pressed(false) {}
|
|
};
|
|
|
|
struct Axis {
|
|
int id;
|
|
IOHIDElementRef element;
|
|
uint32_t usagePage;
|
|
uint32_t usage;
|
|
CFIndex min;
|
|
CFIndex max;
|
|
double value;
|
|
};
|
|
|
|
// These values can be found in the USB HID Usage Tables:
|
|
// http://www.usb.org/developers/hidpage
|
|
const unsigned kDesktopUsagePage = 0x01;
|
|
const unsigned kSimUsagePage = 0x02;
|
|
const unsigned kAcceleratorUsage = 0xC4;
|
|
const unsigned kBrakeUsage = 0xC5;
|
|
const unsigned kJoystickUsage = 0x04;
|
|
const unsigned kGamepadUsage = 0x05;
|
|
const unsigned kAxisUsageMin = 0x30;
|
|
const unsigned kAxisUsageMax = 0x35;
|
|
const unsigned kDpadUsage = 0x39;
|
|
const unsigned kButtonUsagePage = 0x09;
|
|
const unsigned kConsumerPage = 0x0C;
|
|
const unsigned kHomeUsage = 0x223;
|
|
const unsigned kBackUsage = 0x224;
|
|
|
|
// We poll it periodically,
|
|
// 50ms is arbitrarily chosen.
|
|
const uint32_t kDarwinGamepadPollInterval = 50;
|
|
|
|
class Gamepad {
|
|
private:
|
|
IOHIDDeviceRef mDevice;
|
|
nsTArray<Button> buttons;
|
|
nsTArray<Axis> axes;
|
|
|
|
public:
|
|
Gamepad() : mDevice(nullptr), mSuperIndex(-1) {}
|
|
|
|
bool operator==(IOHIDDeviceRef device) const { return mDevice == device; }
|
|
bool empty() const { return mDevice == nullptr; }
|
|
void clear() {
|
|
mDevice = nullptr;
|
|
buttons.Clear();
|
|
axes.Clear();
|
|
mSuperIndex = -1;
|
|
}
|
|
void init(IOHIDDeviceRef device, bool defaultRemapper);
|
|
void ReportChanged(uint8_t* report, CFIndex report_length);
|
|
size_t WriteOutputReport(const std::vector<uint8_t>& aReport) const;
|
|
|
|
size_t numButtons() { return buttons.Length(); }
|
|
size_t numAxes() { return axes.Length(); }
|
|
|
|
Button* lookupButton(IOHIDElementRef element) {
|
|
for (unsigned i = 0; i < buttons.Length(); i++) {
|
|
if (buttons[i].element == element) return &buttons[i];
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
Axis* lookupAxis(IOHIDElementRef element) {
|
|
for (unsigned i = 0; i < axes.Length(); i++) {
|
|
if (axes[i].element == element) return &axes[i];
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
// Index given by our superclass.
|
|
uint32_t mSuperIndex;
|
|
RefPtr<GamepadRemapper> mRemapper;
|
|
std::vector<uint8_t> mInputReport;
|
|
};
|
|
|
|
void Gamepad::init(IOHIDDeviceRef aDevice, bool aDefaultRemapper) {
|
|
clear();
|
|
mDevice = aDevice;
|
|
|
|
CFArrayRef elements =
|
|
IOHIDDeviceCopyMatchingElements(aDevice, nullptr, kIOHIDOptionsTypeNone);
|
|
CFIndex n = CFArrayGetCount(elements);
|
|
for (CFIndex i = 0; i < n; i++) {
|
|
IOHIDElementRef element =
|
|
(IOHIDElementRef)CFArrayGetValueAtIndex(elements, i);
|
|
uint32_t usagePage = IOHIDElementGetUsagePage(element);
|
|
uint32_t usage = IOHIDElementGetUsage(element);
|
|
|
|
if (usagePage == kDesktopUsagePage && usage >= kAxisUsageMin &&
|
|
usage <= kAxisUsageMax) {
|
|
Axis axis = {aDefaultRemapper ? int(axes.Length())
|
|
: static_cast<int>(usage - kAxisUsageMin),
|
|
element,
|
|
usagePage,
|
|
usage,
|
|
IOHIDElementGetLogicalMin(element),
|
|
IOHIDElementGetLogicalMax(element)};
|
|
axes.AppendElement(axis);
|
|
} else if (usagePage == kDesktopUsagePage && usage == kDpadUsage &&
|
|
// Don't know how to handle d-pads that return weird values.
|
|
IOHIDElementGetLogicalMax(element) -
|
|
IOHIDElementGetLogicalMin(element) ==
|
|
7) {
|
|
Axis axis = {aDefaultRemapper ? int(axes.Length())
|
|
: static_cast<int>(usage - kAxisUsageMin),
|
|
element,
|
|
usagePage,
|
|
usage,
|
|
IOHIDElementGetLogicalMin(element),
|
|
IOHIDElementGetLogicalMax(element)};
|
|
axes.AppendElement(axis);
|
|
} else if ((usagePage == kSimUsagePage &&
|
|
(usage == kAcceleratorUsage || usage == kBrakeUsage)) ||
|
|
(usagePage == kButtonUsagePage) ||
|
|
(usagePage == kConsumerPage &&
|
|
(usage == kHomeUsage || usage == kBackUsage))) {
|
|
Button button(int(buttons.Length()), element,
|
|
IOHIDElementGetLogicalMin(element),
|
|
IOHIDElementGetLogicalMax(element));
|
|
buttons.AppendElement(button);
|
|
} else {
|
|
// TODO: handle other usage pages
|
|
}
|
|
}
|
|
}
|
|
|
|
// This service is created and destroyed in Background thread while
|
|
// operates in a seperate thread(We call it Monitor thread here).
|
|
class DarwinGamepadService {
|
|
private:
|
|
IOHIDManagerRef mManager;
|
|
vector<Gamepad> mGamepads;
|
|
|
|
nsCOMPtr<nsIThread> mMonitorThread;
|
|
nsCOMPtr<nsIThread> mBackgroundThread;
|
|
nsCOMPtr<nsITimer> mPollingTimer;
|
|
bool mIsRunning;
|
|
|
|
static void DeviceAddedCallback(void* data, IOReturn result, void* sender,
|
|
IOHIDDeviceRef device);
|
|
static void DeviceRemovedCallback(void* data, IOReturn result, void* sender,
|
|
IOHIDDeviceRef device);
|
|
static void InputValueChangedCallback(void* data, IOReturn result,
|
|
void* sender, IOHIDValueRef newValue);
|
|
static void EventLoopOnceCallback(nsITimer* aTimer, void* aClosure);
|
|
|
|
void DeviceAdded(IOHIDDeviceRef device);
|
|
void DeviceRemoved(IOHIDDeviceRef device);
|
|
void InputValueChanged(IOHIDValueRef value);
|
|
void StartupInternal();
|
|
void RunEventLoopOnce();
|
|
|
|
public:
|
|
DarwinGamepadService();
|
|
~DarwinGamepadService();
|
|
|
|
static void ReportChangedCallback(void* context, IOReturn result,
|
|
void* sender, IOHIDReportType report_type,
|
|
uint32_t report_id, uint8_t* report,
|
|
CFIndex report_length);
|
|
|
|
void Startup();
|
|
void Shutdown();
|
|
void SetLightIndicatorColor(uint32_t aControllerIdx, uint32_t aLightIndex,
|
|
uint8_t aRed, uint8_t aGreen, uint8_t aBlue);
|
|
friend class DarwinGamepadServiceStartupRunnable;
|
|
friend class DarwinGamepadServiceShutdownRunnable;
|
|
};
|
|
|
|
class DarwinGamepadServiceStartupRunnable final : public Runnable {
|
|
private:
|
|
~DarwinGamepadServiceStartupRunnable() {}
|
|
// This Runnable schedules startup of DarwinGamepadService
|
|
// in a new thread, pointer to DarwinGamepadService is only
|
|
// used by this Runnable within its thread.
|
|
DarwinGamepadService MOZ_NON_OWNING_REF* mService;
|
|
|
|
public:
|
|
explicit DarwinGamepadServiceStartupRunnable(DarwinGamepadService* service)
|
|
: Runnable("DarwinGamepadServiceStartupRunnable"), mService(service) {}
|
|
NS_IMETHOD Run() override {
|
|
MOZ_ASSERT(mService);
|
|
mService->StartupInternal();
|
|
return NS_OK;
|
|
}
|
|
};
|
|
|
|
class DarwinGamepadServiceShutdownRunnable final : public Runnable {
|
|
private:
|
|
~DarwinGamepadServiceShutdownRunnable() {}
|
|
|
|
public:
|
|
// This Runnable schedules shutdown of DarwinGamepadService
|
|
// in background thread.
|
|
explicit DarwinGamepadServiceShutdownRunnable()
|
|
: Runnable("DarwinGamepadServiceStartupRunnable") {}
|
|
NS_IMETHOD Run() override {
|
|
MOZ_ASSERT(gService);
|
|
MOZ_ASSERT(NS_GetCurrentThread() == gService->mBackgroundThread);
|
|
|
|
IOHIDManagerRef manager = (IOHIDManagerRef)gService->mManager;
|
|
|
|
if (manager) {
|
|
IOHIDManagerClose(manager, 0);
|
|
CFRelease(manager);
|
|
gService->mManager = nullptr;
|
|
}
|
|
gService->mMonitorThread->Shutdown();
|
|
delete gService;
|
|
gService = nullptr;
|
|
return NS_OK;
|
|
}
|
|
};
|
|
|
|
void DarwinGamepadService::DeviceAdded(IOHIDDeviceRef device) {
|
|
RefPtr<GamepadPlatformService> service =
|
|
GamepadPlatformService::GetParentService();
|
|
if (!service) {
|
|
return;
|
|
}
|
|
|
|
size_t slot = size_t(-1);
|
|
for (size_t i = 0; i < mGamepads.size(); i++) {
|
|
if (mGamepads[i] == device) return;
|
|
if (slot == size_t(-1) && mGamepads[i].empty()) slot = i;
|
|
}
|
|
|
|
if (slot == size_t(-1)) {
|
|
slot = mGamepads.size();
|
|
mGamepads.push_back(Gamepad());
|
|
}
|
|
|
|
// Gather some identifying information
|
|
CFNumberRef vendorIdRef =
|
|
(CFNumberRef)IOHIDDeviceGetProperty(device, CFSTR(kIOHIDVendorIDKey));
|
|
CFNumberRef productIdRef =
|
|
(CFNumberRef)IOHIDDeviceGetProperty(device, CFSTR(kIOHIDProductIDKey));
|
|
CFStringRef productRef =
|
|
(CFStringRef)IOHIDDeviceGetProperty(device, CFSTR(kIOHIDProductKey));
|
|
int vendorId, productId;
|
|
CFNumberGetValue(vendorIdRef, kCFNumberIntType, &vendorId);
|
|
CFNumberGetValue(productIdRef, kCFNumberIntType, &productId);
|
|
char product_name[128];
|
|
CFStringGetCString(productRef, product_name, sizeof(product_name),
|
|
kCFStringEncodingASCII);
|
|
char buffer[256];
|
|
sprintf(buffer, "%x-%x-%s", vendorId, productId, product_name);
|
|
|
|
bool defaultRemapper = false;
|
|
RefPtr<GamepadRemapper> remapper =
|
|
GetGamepadRemapper(vendorId, productId, defaultRemapper);
|
|
MOZ_ASSERT(remapper);
|
|
mGamepads[slot].init(device, defaultRemapper);
|
|
|
|
remapper->SetAxisCount(mGamepads[slot].numAxes());
|
|
remapper->SetButtonCount(mGamepads[slot].numButtons());
|
|
|
|
uint32_t index = service->AddGamepad(
|
|
buffer, remapper->GetMappingType(), mozilla::dom::GamepadHand::_empty,
|
|
remapper->GetButtonCount(), remapper->GetAxisCount(),
|
|
0, // TODO: Bug 680289, implement gamepad haptics for cocoa.
|
|
remapper->GetLightIndicatorCount(), remapper->GetTouchEventCount());
|
|
|
|
nsTArray<GamepadLightIndicatorType> lightTypes;
|
|
remapper->GetLightIndicators(lightTypes);
|
|
for (uint32_t i = 0; i < lightTypes.Length(); ++i) {
|
|
if (lightTypes[i] != GamepadLightIndicator::DefaultType()) {
|
|
service->NewLightIndicatorTypeEvent(index, i, lightTypes[i]);
|
|
}
|
|
}
|
|
|
|
mGamepads[slot].mSuperIndex = index;
|
|
mGamepads[slot].mInputReport.resize(remapper->GetMaxInputReportLength());
|
|
mGamepads[slot].mRemapper = remapper.forget();
|
|
|
|
IOHIDDeviceRegisterInputReportCallback(
|
|
device, mGamepads[slot].mInputReport.data(),
|
|
mGamepads[slot].mInputReport.size(), ReportChangedCallback,
|
|
&mGamepads[slot]);
|
|
}
|
|
|
|
void DarwinGamepadService::DeviceRemoved(IOHIDDeviceRef device) {
|
|
RefPtr<GamepadPlatformService> service =
|
|
GamepadPlatformService::GetParentService();
|
|
if (!service) {
|
|
return;
|
|
}
|
|
for (size_t i = 0; i < mGamepads.size(); i++) {
|
|
if (mGamepads[i] == device) {
|
|
IOHIDDeviceRegisterInputReportCallback(
|
|
device, mGamepads[i].mInputReport.data(), 0, NULL, &mGamepads[i]);
|
|
|
|
service->RemoveGamepad(mGamepads[i].mSuperIndex);
|
|
mGamepads[i].clear();
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
// Replace context to be Gamepad.
|
|
void DarwinGamepadService::ReportChangedCallback(
|
|
void* context, IOReturn result, void* sender, IOHIDReportType report_type,
|
|
uint32_t report_id, uint8_t* report, CFIndex report_length) {
|
|
if (context && report_type == kIOHIDReportTypeInput && report_length) {
|
|
reinterpret_cast<Gamepad*>(context)->ReportChanged(report, report_length);
|
|
}
|
|
}
|
|
|
|
void Gamepad::ReportChanged(uint8_t* report, CFIndex report_len) {
|
|
MOZ_RELEASE_ASSERT(report_len <= mRemapper->GetMaxInputReportLength());
|
|
mRemapper->ProcessTouchData(mSuperIndex, report);
|
|
}
|
|
|
|
size_t Gamepad::WriteOutputReport(const std::vector<uint8_t>& aReport) const {
|
|
IOReturn success =
|
|
IOHIDDeviceSetReport(mDevice, kIOHIDReportTypeOutput, aReport[0],
|
|
aReport.data(), aReport.size());
|
|
|
|
MOZ_ASSERT(success == kIOReturnSuccess);
|
|
return (success == kIOReturnSuccess) ? aReport.size() : 0;
|
|
}
|
|
|
|
void DarwinGamepadService::InputValueChanged(IOHIDValueRef value) {
|
|
RefPtr<GamepadPlatformService> service =
|
|
GamepadPlatformService::GetParentService();
|
|
if (!service) {
|
|
return;
|
|
}
|
|
|
|
uint32_t value_length = IOHIDValueGetLength(value);
|
|
if (value_length > 4) {
|
|
// Workaround for bizarre issue with PS3 controllers that try to return
|
|
// massive (30+ byte) values and crash IOHIDValueGetIntegerValue
|
|
return;
|
|
}
|
|
IOHIDElementRef element = IOHIDValueGetElement(value);
|
|
IOHIDDeviceRef device = IOHIDElementGetDevice(element);
|
|
|
|
for (unsigned i = 0; i < mGamepads.size(); i++) {
|
|
Gamepad& gamepad = mGamepads[i];
|
|
if (gamepad == device) {
|
|
// Axis elements represent axes and d-pads.
|
|
if (Axis* axis = gamepad.lookupAxis(element)) {
|
|
const double d = IOHIDValueGetIntegerValue(value);
|
|
const double v =
|
|
2.0f * (d - axis->min) / (double)(axis->max - axis->min) - 1.0f;
|
|
if (axis->value != v) {
|
|
gamepad.mRemapper->RemapAxisMoveEvent(gamepad.mSuperIndex, axis->id,
|
|
v);
|
|
axis->value = v;
|
|
}
|
|
} else if (Button* button = gamepad.lookupButton(element)) {
|
|
const int iv = IOHIDValueGetIntegerValue(value);
|
|
const bool pressed = iv != 0;
|
|
if (button->pressed != pressed) {
|
|
gamepad.mRemapper->RemapButtonEvent(gamepad.mSuperIndex, button->id,
|
|
pressed);
|
|
button->pressed = pressed;
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
void DarwinGamepadService::DeviceAddedCallback(void* data, IOReturn result,
|
|
void* sender,
|
|
IOHIDDeviceRef device) {
|
|
DarwinGamepadService* service = (DarwinGamepadService*)data;
|
|
service->DeviceAdded(device);
|
|
}
|
|
|
|
void DarwinGamepadService::DeviceRemovedCallback(void* data, IOReturn result,
|
|
void* sender,
|
|
IOHIDDeviceRef device) {
|
|
DarwinGamepadService* service = (DarwinGamepadService*)data;
|
|
service->DeviceRemoved(device);
|
|
}
|
|
|
|
void DarwinGamepadService::InputValueChangedCallback(void* data,
|
|
IOReturn result,
|
|
void* sender,
|
|
IOHIDValueRef newValue) {
|
|
DarwinGamepadService* service = (DarwinGamepadService*)data;
|
|
service->InputValueChanged(newValue);
|
|
}
|
|
|
|
void DarwinGamepadService::EventLoopOnceCallback(nsITimer* aTimer,
|
|
void* aClosure) {
|
|
DarwinGamepadService* service = static_cast<DarwinGamepadService*>(aClosure);
|
|
service->RunEventLoopOnce();
|
|
}
|
|
|
|
static CFMutableDictionaryRef MatchingDictionary(UInt32 inUsagePage,
|
|
UInt32 inUsage) {
|
|
CFMutableDictionaryRef dict = CFDictionaryCreateMutable(
|
|
kCFAllocatorDefault, 0, &kCFTypeDictionaryKeyCallBacks,
|
|
&kCFTypeDictionaryValueCallBacks);
|
|
if (!dict) return nullptr;
|
|
CFNumberRef number =
|
|
CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &inUsagePage);
|
|
if (!number) {
|
|
CFRelease(dict);
|
|
return nullptr;
|
|
}
|
|
CFDictionarySetValue(dict, CFSTR(kIOHIDDeviceUsagePageKey), number);
|
|
CFRelease(number);
|
|
|
|
number = CFNumberCreate(kCFAllocatorDefault, kCFNumberIntType, &inUsage);
|
|
if (!number) {
|
|
CFRelease(dict);
|
|
return nullptr;
|
|
}
|
|
CFDictionarySetValue(dict, CFSTR(kIOHIDDeviceUsageKey), number);
|
|
CFRelease(number);
|
|
|
|
return dict;
|
|
}
|
|
|
|
DarwinGamepadService::DarwinGamepadService()
|
|
: mManager(nullptr), mIsRunning(false) {}
|
|
|
|
DarwinGamepadService::~DarwinGamepadService() {
|
|
if (mManager != nullptr) CFRelease(mManager);
|
|
mMonitorThread = nullptr;
|
|
mBackgroundThread = nullptr;
|
|
if (mPollingTimer) {
|
|
mPollingTimer->Cancel();
|
|
mPollingTimer = nullptr;
|
|
}
|
|
}
|
|
|
|
void DarwinGamepadService::RunEventLoopOnce() {
|
|
MOZ_ASSERT(NS_GetCurrentThread() == mMonitorThread);
|
|
CFRunLoopRunInMode(kCFRunLoopDefaultMode, 0.0, true);
|
|
|
|
// This timer must be created in monitor thread
|
|
if (!mPollingTimer) {
|
|
mPollingTimer = do_CreateInstance("@mozilla.org/timer;1");
|
|
}
|
|
mPollingTimer->Cancel();
|
|
if (mIsRunning) {
|
|
mPollingTimer->InitWithNamedFuncCallback(
|
|
EventLoopOnceCallback, this, kDarwinGamepadPollInterval,
|
|
nsITimer::TYPE_ONE_SHOT, "EventLoopOnceCallback");
|
|
} else {
|
|
// We schedule a task shutdown and cleaning up resources to Background
|
|
// thread here to make sure no runloop is running to prevent potential race
|
|
// condition.
|
|
RefPtr<Runnable> shutdownTask = new DarwinGamepadServiceShutdownRunnable();
|
|
mBackgroundThread->Dispatch(shutdownTask.forget(), NS_DISPATCH_NORMAL);
|
|
}
|
|
}
|
|
|
|
void DarwinGamepadService::StartupInternal() {
|
|
if (mManager != nullptr) return;
|
|
|
|
IOHIDManagerRef manager =
|
|
IOHIDManagerCreate(kCFAllocatorDefault, kIOHIDOptionsTypeNone);
|
|
|
|
CFMutableDictionaryRef criteria_arr[2];
|
|
criteria_arr[0] = MatchingDictionary(kDesktopUsagePage, kJoystickUsage);
|
|
if (!criteria_arr[0]) {
|
|
CFRelease(manager);
|
|
return;
|
|
}
|
|
|
|
criteria_arr[1] = MatchingDictionary(kDesktopUsagePage, kGamepadUsage);
|
|
if (!criteria_arr[1]) {
|
|
CFRelease(criteria_arr[0]);
|
|
CFRelease(manager);
|
|
return;
|
|
}
|
|
|
|
CFArrayRef criteria = CFArrayCreate(kCFAllocatorDefault,
|
|
(const void**)criteria_arr, 2, nullptr);
|
|
if (!criteria) {
|
|
CFRelease(criteria_arr[1]);
|
|
CFRelease(criteria_arr[0]);
|
|
CFRelease(manager);
|
|
return;
|
|
}
|
|
|
|
IOHIDManagerSetDeviceMatchingMultiple(manager, criteria);
|
|
CFRelease(criteria);
|
|
CFRelease(criteria_arr[1]);
|
|
CFRelease(criteria_arr[0]);
|
|
|
|
IOHIDManagerRegisterDeviceMatchingCallback(manager, DeviceAddedCallback,
|
|
this);
|
|
IOHIDManagerRegisterDeviceRemovalCallback(manager, DeviceRemovedCallback,
|
|
this);
|
|
IOHIDManagerRegisterInputValueCallback(manager, InputValueChangedCallback,
|
|
this);
|
|
IOHIDManagerScheduleWithRunLoop(manager, CFRunLoopGetCurrent(),
|
|
kCFRunLoopDefaultMode);
|
|
IOReturn rv = IOHIDManagerOpen(manager, kIOHIDOptionsTypeNone);
|
|
if (rv != kIOReturnSuccess) {
|
|
CFRelease(manager);
|
|
return;
|
|
}
|
|
|
|
mManager = manager;
|
|
|
|
mIsRunning = true;
|
|
RunEventLoopOnce();
|
|
}
|
|
|
|
void DarwinGamepadService::Startup() {
|
|
mBackgroundThread = NS_GetCurrentThread();
|
|
Unused << NS_NewNamedThread("Gamepad", getter_AddRefs(mMonitorThread),
|
|
new DarwinGamepadServiceStartupRunnable(this));
|
|
}
|
|
|
|
void DarwinGamepadService::Shutdown() {
|
|
// Flipping this flag will stop the eventloop in Monitor thread
|
|
// and dispatch a task destroying and cleaning up resources in
|
|
// Background thread
|
|
mIsRunning = false;
|
|
}
|
|
|
|
void DarwinGamepadService::SetLightIndicatorColor(uint32_t aControllerIdx,
|
|
uint32_t aLightColorIndex,
|
|
uint8_t aRed, uint8_t aGreen,
|
|
uint8_t aBlue) {
|
|
// We get aControllerIdx from GamepadPlatformService::AddGamepad(),
|
|
// It begins from 1 and is stored at Gamepad.id.
|
|
const Gamepad* gamepad = nullptr;
|
|
for (const auto& pad : mGamepads) {
|
|
if (pad.mSuperIndex == aControllerIdx) {
|
|
gamepad = &pad;
|
|
break;
|
|
}
|
|
}
|
|
if (!gamepad) {
|
|
MOZ_ASSERT(false);
|
|
return;
|
|
}
|
|
|
|
RefPtr<GamepadRemapper> remapper = gamepad->mRemapper;
|
|
if (!remapper || remapper->GetLightIndicatorCount() <= aLightColorIndex) {
|
|
MOZ_ASSERT(false);
|
|
return;
|
|
}
|
|
|
|
std::vector<uint8_t> report;
|
|
remapper->GetLightColorReport(aRed, aGreen, aBlue, report);
|
|
gamepad->WriteOutputReport(report);
|
|
}
|
|
|
|
} // namespace
|
|
|
|
namespace mozilla {
|
|
namespace dom {
|
|
|
|
void StartGamepadMonitoring() {
|
|
AssertIsOnBackgroundThread();
|
|
if (gService) {
|
|
return;
|
|
}
|
|
|
|
gService = new DarwinGamepadService();
|
|
gService->Startup();
|
|
}
|
|
|
|
void StopGamepadMonitoring() {
|
|
AssertIsOnBackgroundThread();
|
|
if (!gService) {
|
|
return;
|
|
}
|
|
|
|
// Calling Shutdown() will delete gService as well
|
|
gService->Shutdown();
|
|
}
|
|
|
|
void SetGamepadLightIndicatorColor(uint32_t aControllerIdx,
|
|
uint32_t aLightColorIndex, uint8_t aRed,
|
|
uint8_t aGreen, uint8_t aBlue) {
|
|
MOZ_ASSERT(gService);
|
|
if (!gService) {
|
|
return;
|
|
}
|
|
gService->SetLightIndicatorColor(aControllerIdx, aLightColorIndex, aRed,
|
|
aGreen, aBlue);
|
|
}
|
|
|
|
} // namespace dom
|
|
} // namespace mozilla
|