775 lines
31 KiB
Objective-C
775 lines
31 KiB
Objective-C
#import "JOYController.h"
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#import "JOYMultiplayerController.h"
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#import "JOYElement.h"
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#import "JOYSubElement.h"
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#import "JOYEmulatedButton.h"
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#include <IOKit/hid/IOHIDLib.h>
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static NSString const *JOYAxisGroups = @"JOYAxisGroups";
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static NSString const *JOYReportIDFilters = @"JOYReportIDFilters";
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static NSString const *JOYButtonUsageMapping = @"JOYButtonUsageMapping";
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static NSString const *JOYAxisUsageMapping = @"JOYAxisUsageMapping";
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static NSString const *JOYAxes2DUsageMapping = @"JOYAxes2DUsageMapping";
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static NSString const *JOYSubElementStructs = @"JOYSubElementStructs";
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static NSString const *JOYIsSwitch = @"JOYIsSwitch";
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static NSString const *JOYRumbleUsage = @"JOYRumbleUsage";
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static NSString const *JOYRumbleUsagePage = @"JOYRumbleUsagePage";
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static NSString const *JOYConnectedUsage = @"JOYConnectedUsage";
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static NSString const *JOYConnectedUsagePage = @"JOYConnectedUsagePage";
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static NSString const *JOYRumbleMin = @"JOYRumbleMin";
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static NSString const *JOYRumbleMax = @"JOYRumbleMax";
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static NSString const *JOYSwapZRz = @"JOYSwapZRz";
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static NSString const *JOYActivationReport = @"JOYActivationReport";
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static NSMutableDictionary<id, JOYController *> *controllers; // Physical controllers
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static NSMutableArray<JOYController *> *exposedControllers; // Logical controllers
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static NSDictionary *hacksByName = nil;
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static NSDictionary *hacksByManufacturer = nil;
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static NSMutableSet<id<JOYListener>> *listeners = nil;
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static bool axesEmulateButtons = false;
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static bool axes2DEmulateButtons = false;
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static bool hatsEmulateButtons = false;
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@interface JOYController ()
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+ (void)controllerAdded:(IOHIDDeviceRef) device;
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+ (void)controllerRemoved:(IOHIDDeviceRef) device;
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- (void)elementChanged:(IOHIDElementRef) element;
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@end
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@interface JOYButton ()
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- (instancetype)initWithElement:(JOYElement *)element;
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- (bool)updateState;
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@end
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@interface JOYAxis ()
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- (instancetype)initWithElement:(JOYElement *)element;
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- (bool)updateState;
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@end
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@interface JOYHat ()
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- (instancetype)initWithElement:(JOYElement *)element;
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- (bool)updateState;
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@end
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@interface JOYAxes2D ()
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- (instancetype)initWithFirstElement:(JOYElement *)element1 secondElement:(JOYElement *)element2;
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- (bool)updateState;
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@end
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static NSDictionary *CreateHIDDeviceMatchDictionary(const UInt32 page, const UInt32 usage)
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{
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return @{
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@kIOHIDDeviceUsagePageKey: @(page),
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@kIOHIDDeviceUsageKey: @(usage),
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};
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}
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static void HIDDeviceAdded(void *context, IOReturn result, void *sender, IOHIDDeviceRef device)
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{
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[JOYController controllerAdded:device];
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}
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static void HIDDeviceRemoved(void *context, IOReturn result, void *sender, IOHIDDeviceRef device)
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{
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[JOYController controllerRemoved:device];
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}
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static void HIDInput(void *context, IOReturn result, void *sender, IOHIDValueRef value)
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{
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[(__bridge JOYController *)context elementChanged:IOHIDValueGetElement(value)];
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}
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typedef struct __attribute__((packed)) {
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uint8_t reportID;
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uint8_t sequence;
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uint8_t rumbleData[8];
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uint8_t command;
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uint8_t commandData[26];
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} JOYSwitchPacket;
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@implementation JOYController
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{
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IOHIDDeviceRef _device;
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NSMutableDictionary<JOYElement *, JOYButton *> *_buttons;
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NSMutableDictionary<JOYElement *, JOYAxis *> *_axes;
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NSMutableDictionary<JOYElement *, JOYAxes2D *> *_axes2D;
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NSMutableDictionary<JOYElement *, JOYHat *> *_hats;
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NSMutableDictionary<JOYElement *, NSArray<JOYElement *> *> *_multiElements;
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// Button emulation
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NSMutableDictionary<NSNumber *, JOYEmulatedButton *> *_axisEmulatedButtons;
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NSMutableDictionary<NSNumber *, NSArray <JOYEmulatedButton *> *> *_axes2DEmulatedButtons;
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NSMutableDictionary<NSNumber *, NSArray <JOYEmulatedButton *> *> *_hatEmulatedButtons;
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JOYElement *_rumbleElement;
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JOYElement *_connectedElement;
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NSMutableDictionary<NSValue *, JOYElement *> *_iokitToJOY;
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NSString *_serialSuffix;
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bool _isSwitch; // Does thie controller use the Switch protocol?
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JOYSwitchPacket _lastSwitchPacket;
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NSCondition *_rumblePWMThreadLock;
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volatile double _rumblePWMRatio;
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bool _physicallyConnected;
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bool _logicallyConnected;
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bool _rumblePWMThreadRunning;
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}
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- (instancetype)initWithDevice:(IOHIDDeviceRef) device
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{
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return [self initWithDevice:device reportIDFilter:nil serialSuffix:nil];
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}
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- (instancetype)initWithDevice:(IOHIDDeviceRef)device reportIDFilter:(NSArray <NSNumber *> *) filter serialSuffix:(NSString *)suffix
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{
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self = [super init];
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if (!self) return self;
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_physicallyConnected = true;
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_logicallyConnected = true;
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_device = device;
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_serialSuffix = suffix;
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IOHIDDeviceRegisterInputValueCallback(device, HIDInput, (void *)self);
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IOHIDDeviceScheduleWithRunLoop(device, CFRunLoopGetCurrent(), kCFRunLoopDefaultMode);
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NSArray *array = CFBridgingRelease(IOHIDDeviceCopyMatchingElements(device, NULL, kIOHIDOptionsTypeNone));
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_buttons = [NSMutableDictionary dictionary];
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_axes = [NSMutableDictionary dictionary];
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_axes2D = [NSMutableDictionary dictionary];
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_hats = [NSMutableDictionary dictionary];
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_axisEmulatedButtons = [NSMutableDictionary dictionary];
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_axes2DEmulatedButtons = [NSMutableDictionary dictionary];
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_hatEmulatedButtons = [NSMutableDictionary dictionary];
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_multiElements = [NSMutableDictionary dictionary];
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_iokitToJOY = [NSMutableDictionary dictionary];
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_rumblePWMThreadLock = [[NSCondition alloc] init];
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//NSMutableArray *axes3d = [NSMutableArray array];
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NSDictionary *axisGroups = @{
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@(kHIDUsage_GD_X): @(0),
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@(kHIDUsage_GD_Y): @(0),
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@(kHIDUsage_GD_Z): @(1),
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@(kHIDUsage_GD_Rx): @(2),
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@(kHIDUsage_GD_Ry): @(2),
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@(kHIDUsage_GD_Rz): @(1),
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};
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NSString *name = (__bridge NSString *)IOHIDDeviceGetProperty(device, CFSTR(kIOHIDProductKey));
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NSDictionary *hacks = hacksByName[name];
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if (!hacks) {
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hacks = hacksByManufacturer[(__bridge NSNumber *)IOHIDDeviceGetProperty(device, CFSTR(kIOHIDVendorIDKey))];
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}
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axisGroups = hacks[JOYAxisGroups] ?: axisGroups;
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_isSwitch = [hacks[JOYIsSwitch] boolValue];
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uint16_t rumbleUsagePage = (uint16_t)[hacks[JOYRumbleUsagePage] unsignedIntValue];
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uint16_t rumbleUsage = (uint16_t)[hacks[JOYRumbleUsage] unsignedIntValue];
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uint16_t connectedUsagePage = (uint16_t)[hacks[JOYConnectedUsagePage] unsignedIntValue];
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uint16_t connectedUsage = (uint16_t)[hacks[JOYConnectedUsage] unsignedIntValue];
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JOYElement *previousAxisElement = nil;
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id previous = nil;
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for (id _element in array) {
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if (_element == previous) continue; // Some elements are reported twice for some reason
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previous = _element;
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NSArray *elements = nil;
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JOYElement *element = [[JOYElement alloc] initWithElement:(__bridge IOHIDElementRef)_element];
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NSArray<NSDictionary <NSString *,NSNumber *>*> *subElementDefs = hacks[JOYSubElementStructs][@(element.uniqueID)];
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bool isOutput = false;
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if (subElementDefs && element.uniqueID != element.parentID) {
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elements = [NSMutableArray array];
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for (NSDictionary<NSString *,NSNumber *> *virtualInput in subElementDefs) {
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if (filter && virtualInput[@"reportID"] && ![filter containsObject:virtualInput[@"reportID"]]) continue;
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[(NSMutableArray *)elements addObject:[[JOYSubElement alloc] initWithRealElement:element
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size:virtualInput[@"size"].unsignedLongValue
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offset:virtualInput[@"offset"].unsignedLongValue
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usagePage:virtualInput[@"usagePage"].unsignedLongValue
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usage:virtualInput[@"usage"].unsignedLongValue
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min:virtualInput[@"min"].unsignedIntValue
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max:virtualInput[@"max"].unsignedIntValue]];
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}
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isOutput = IOHIDElementGetType((__bridge IOHIDElementRef)_element) == kIOHIDElementTypeOutput;
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[_multiElements setObject:elements forKey:element];
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}
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else {
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if (filter && ![filter containsObject:@(element.reportID)]) continue;
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switch (IOHIDElementGetType((__bridge IOHIDElementRef)_element)) {
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/* Handled */
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case kIOHIDElementTypeInput_Misc:
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case kIOHIDElementTypeInput_Button:
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case kIOHIDElementTypeInput_Axis:
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break;
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case kIOHIDElementTypeOutput:
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isOutput = true;
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break;
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/* Ignored */
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default:
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case kIOHIDElementTypeInput_ScanCodes:
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case kIOHIDElementTypeInput_NULL:
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case kIOHIDElementTypeFeature:
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case kIOHIDElementTypeCollection:
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continue;
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}
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if (IOHIDElementIsArray((__bridge IOHIDElementRef)_element)) continue;
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elements = @[element];
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}
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_iokitToJOY[@(IOHIDElementGetCookie((__bridge IOHIDElementRef)_element))] = element;
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for (JOYElement *element in elements) {
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if (isOutput) {
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if (!_rumbleElement && rumbleUsage && rumbleUsagePage && element.usage == rumbleUsage && element.usagePage == rumbleUsagePage) {
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if (hacks[JOYRumbleMin]) {
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element.min = [hacks[JOYRumbleMin] unsignedIntValue];
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}
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if (hacks[JOYRumbleMax]) {
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element.max = [hacks[JOYRumbleMax] unsignedIntValue];
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}
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_rumbleElement = element;
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}
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continue;
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}
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else {
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if (!_connectedElement && connectedUsage && connectedUsagePage && element.usage == connectedUsage && element.usagePage == connectedUsagePage) {
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_connectedElement = element;
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_logicallyConnected = element.value != element.min;
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continue;
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}
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}
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if (element.usagePage == kHIDPage_Button) {
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button: {
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JOYButton *button = [[JOYButton alloc] initWithElement: element];
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[_buttons setObject:button forKey:element];
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NSNumber *replacementUsage = hacks[JOYButtonUsageMapping][@(button.usage)];
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if (replacementUsage) {
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button.usage = [replacementUsage unsignedIntValue];
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}
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continue;
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}
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}
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else if (element.usagePage == kHIDPage_GenericDesktop) {
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switch (element.usage) {
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case kHIDUsage_GD_X:
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case kHIDUsage_GD_Y:
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case kHIDUsage_GD_Z:
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case kHIDUsage_GD_Rx:
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case kHIDUsage_GD_Ry:
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case kHIDUsage_GD_Rz: {
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JOYElement *other = previousAxisElement;
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previousAxisElement = element;
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if (!other) goto single;
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if (other.usage >= element.usage) goto single;
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if (other.reportID != element.reportID) goto single;
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if (![axisGroups[@(other.usage)] isEqualTo: axisGroups[@(element.usage)]]) goto single;
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if (other.parentID != element.parentID) goto single;
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JOYAxes2D *axes = nil;
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if (other.usage == kHIDUsage_GD_Z && element.usage == kHIDUsage_GD_Rz && [hacks[JOYSwapZRz] boolValue]) {
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axes = [[JOYAxes2D alloc] initWithFirstElement:element secondElement:other];
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}
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else {
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axes = [[JOYAxes2D alloc] initWithFirstElement:other secondElement:element];
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}
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NSNumber *replacementUsage = hacks[JOYAxes2DUsageMapping][@(axes.usage)];
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if (replacementUsage) {
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axes.usage = [replacementUsage unsignedIntValue];
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}
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[_axisEmulatedButtons removeObjectForKey:@(_axes[other].uniqueID)];
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[_axes removeObjectForKey:other];
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previousAxisElement = nil;
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_axes2D[other] = axes;
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_axes2D[element] = axes;
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if (axes2DEmulateButtons) {
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_axes2DEmulatedButtons[@(axes.uniqueID)] = @[
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[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadLeft uniqueID:axes.uniqueID | 0x100000000L],
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[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadRight uniqueID:axes.uniqueID | 0x200000000L],
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[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadUp uniqueID:axes.uniqueID | 0x300000000L],
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[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadDown uniqueID:axes.uniqueID | 0x400000000L],
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];
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}
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/*
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for (NSArray *group in axes2d) {
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break;
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IOHIDElementRef first = (__bridge IOHIDElementRef)group[0];
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IOHIDElementRef second = (__bridge IOHIDElementRef)group[1];
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if (IOHIDElementGetUsage(first) > element.usage) continue;
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if (IOHIDElementGetUsage(second) > element.usage) continue;
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if (IOHIDElementGetReportID(first) != IOHIDElementGetReportID(element)) continue;
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if ((IOHIDElementGetUsage(first) - kHIDUsage_GD_X) / 3 != (element.usage - kHIDUsage_GD_X) / 3) continue;
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if (IOHIDElementGetParent(first) != IOHIDElementGetParent(element)) continue;
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[axes2d removeObject:group];
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[axes3d addObject:@[(__bridge id)first, (__bridge id)second, _element]];
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found = true;
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break;
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}*/
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break;
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}
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single:
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case kHIDUsage_GD_Slider:
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case kHIDUsage_GD_Dial:
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case kHIDUsage_GD_Wheel: {
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JOYAxis *axis = [[JOYAxis alloc] initWithElement: element];
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[_axes setObject:axis forKey:element];
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NSNumber *replacementUsage = hacks[JOYAxisUsageMapping][@(axis.usage)];
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if (replacementUsage) {
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axis.usage = [replacementUsage unsignedIntValue];
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}
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if (axesEmulateButtons && axis.usage >= JOYAxisUsageL1 && axis.usage <= JOYAxisUsageR3) {
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_axisEmulatedButtons[@(axis.uniqueID)] =
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[[JOYEmulatedButton alloc] initWithUsage:axis.usage - JOYAxisUsageL1 + JOYButtonUsageL1 uniqueID:axis.uniqueID];
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}
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if (axesEmulateButtons && axis.usage >= JOYAxisUsageGeneric0) {
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_axisEmulatedButtons[@(axis.uniqueID)] =
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[[JOYEmulatedButton alloc] initWithUsage:axis.usage - JOYAxisUsageGeneric0 + JOYButtonUsageGeneric0 uniqueID:axis.uniqueID];
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}
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break;
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}
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case kHIDUsage_GD_DPadUp:
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case kHIDUsage_GD_DPadDown:
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case kHIDUsage_GD_DPadRight:
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case kHIDUsage_GD_DPadLeft:
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case kHIDUsage_GD_Start:
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case kHIDUsage_GD_Select:
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case kHIDUsage_GD_SystemMainMenu:
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goto button;
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case kHIDUsage_GD_Hatswitch: {
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JOYHat *hat = [[JOYHat alloc] initWithElement: element];
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[_hats setObject:hat forKey:element];
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if (hatsEmulateButtons) {
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_hatEmulatedButtons[@(hat.uniqueID)] = @[
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[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadLeft uniqueID:hat.uniqueID | 0x100000000L],
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[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadRight uniqueID:hat.uniqueID | 0x200000000L],
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[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadUp uniqueID:hat.uniqueID | 0x300000000L],
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[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadDown uniqueID:hat.uniqueID | 0x400000000L],
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];
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}
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break;
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}
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}
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}
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}
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}
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[exposedControllers addObject:self];
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if (_logicallyConnected) {
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for (id<JOYListener> listener in listeners) {
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if ([listener respondsToSelector:@selector(controllerConnected:)]) {
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[listener controllerConnected:self];
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}
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}
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}
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return self;
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}
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- (NSString *)deviceName
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{
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if (!_device) return nil;
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return IOHIDDeviceGetProperty(_device, CFSTR(kIOHIDProductKey));
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}
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- (NSString *)uniqueID
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{
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if (!_device) return nil;
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NSString *serial = (__bridge NSString *)IOHIDDeviceGetProperty(_device, CFSTR(kIOHIDSerialNumberKey));
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if (!serial || [(__bridge NSString *)IOHIDDeviceGetProperty(_device, CFSTR(kIOHIDTransportKey)) isEqualToString:@"USB"]) {
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serial = [NSString stringWithFormat:@"%04x%04x%08x",
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[(__bridge NSNumber *)IOHIDDeviceGetProperty(_device, CFSTR(kIOHIDVendorIDKey)) unsignedIntValue],
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[(__bridge NSNumber *)IOHIDDeviceGetProperty(_device, CFSTR(kIOHIDProductIDKey)) unsignedIntValue],
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[(__bridge NSNumber *)IOHIDDeviceGetProperty(_device, CFSTR(kIOHIDLocationIDKey)) unsignedIntValue]];
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}
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if (_serialSuffix) {
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return [NSString stringWithFormat:@"%@-%@", serial, _serialSuffix];
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}
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return serial;
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}
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- (NSString *)description
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{
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return [NSString stringWithFormat:@"<%@: %p, %@, %@>", self.className, self, self.deviceName, self.uniqueID];
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}
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- (NSArray<JOYButton *> *)buttons
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{
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NSMutableArray *ret = [[_buttons allValues] mutableCopy];
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[ret addObjectsFromArray:_axisEmulatedButtons.allValues];
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for (NSArray *array in _axes2DEmulatedButtons.allValues) {
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[ret addObjectsFromArray:array];
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}
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for (NSArray *array in _hatEmulatedButtons.allValues) {
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[ret addObjectsFromArray:array];
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}
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return ret;
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}
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- (NSArray<JOYAxis *> *)axes
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{
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return [_axes allValues];
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}
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- (NSArray<JOYAxes2D *> *)axes2D
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{
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return [[NSSet setWithArray:[_axes2D allValues]] allObjects];
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}
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- (NSArray<JOYHat *> *)hats
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{
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return [_hats allValues];
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}
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- (void)elementChanged:(IOHIDElementRef)element
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{
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JOYElement *_element = _iokitToJOY[@(IOHIDElementGetCookie(element))];
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if (_element) {
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[self _elementChanged:_element];
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}
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else {
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//NSLog(@"Unhandled usage %x (Cookie: %x, Usage: %x)", IOHIDElementGetUsage(element), IOHIDElementGetCookie(element), IOHIDElementGetUsage(element));
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}
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}
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- (void)_elementChanged:(JOYElement *)element
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{
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if (element == _connectedElement) {
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bool old = self.connected;
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_logicallyConnected = _connectedElement.value != _connectedElement.min;
|
|
if (!old && self.connected) {
|
|
for (id<JOYListener> listener in listeners) {
|
|
if ([listener respondsToSelector:@selector(controllerConnected:)]) {
|
|
[listener controllerConnected:self];
|
|
}
|
|
}
|
|
}
|
|
else if (old && !self.connected) {
|
|
for (id<JOYListener> listener in listeners) {
|
|
if ([listener respondsToSelector:@selector(controllerDisconnected:)]) {
|
|
[listener controllerDisconnected:self];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
{
|
|
NSArray<JOYElement *> *subElements = _multiElements[element];
|
|
if (subElements) {
|
|
for (JOYElement *subElement in subElements) {
|
|
[self _elementChanged:subElement];
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
if (!self.connected) return;
|
|
{
|
|
JOYButton *button = _buttons[element];
|
|
if (button) {
|
|
if ([button updateState]) {
|
|
for (id<JOYListener> listener in listeners) {
|
|
if ([listener respondsToSelector:@selector(controller:buttonChangedState:)]) {
|
|
[listener controller:self buttonChangedState:button];
|
|
}
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
|
|
{
|
|
JOYAxis *axis = _axes[element];
|
|
if (axis) {
|
|
if ([axis updateState]) {
|
|
for (id<JOYListener> listener in listeners) {
|
|
if ([listener respondsToSelector:@selector(controller:movedAxis:)]) {
|
|
[listener controller:self movedAxis:axis];
|
|
}
|
|
}
|
|
JOYEmulatedButton *button = _axisEmulatedButtons[@(axis.uniqueID)];
|
|
if ([button updateStateFromAxis:axis]) {
|
|
for (id<JOYListener> listener in listeners) {
|
|
if ([listener respondsToSelector:@selector(controller:buttonChangedState:)]) {
|
|
[listener controller:self buttonChangedState:button];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
{
|
|
JOYAxes2D *axes = _axes2D[element];
|
|
if (axes) {
|
|
if ([axes updateState]) {
|
|
for (id<JOYListener> listener in listeners) {
|
|
if ([listener respondsToSelector:@selector(controller:movedAxes2D:)]) {
|
|
[listener controller:self movedAxes2D:axes];
|
|
}
|
|
}
|
|
NSArray <JOYEmulatedButton *> *buttons = _axes2DEmulatedButtons[@(axes.uniqueID)];
|
|
for (JOYEmulatedButton *button in buttons) {
|
|
if ([button updateStateFromAxes2D:axes]) {
|
|
for (id<JOYListener> listener in listeners) {
|
|
if ([listener respondsToSelector:@selector(controller:buttonChangedState:)]) {
|
|
[listener controller:self buttonChangedState:button];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
{
|
|
JOYHat *hat = _hats[element];
|
|
if (hat) {
|
|
if ([hat updateState]) {
|
|
for (id<JOYListener> listener in listeners) {
|
|
if ([listener respondsToSelector:@selector(controller:movedHat:)]) {
|
|
[listener controller:self movedHat:hat];
|
|
}
|
|
}
|
|
|
|
NSArray <JOYEmulatedButton *> *buttons = _hatEmulatedButtons[@(hat.uniqueID)];
|
|
for (JOYEmulatedButton *button in buttons) {
|
|
if ([button updateStateFromHat:hat]) {
|
|
for (id<JOYListener> listener in listeners) {
|
|
if ([listener respondsToSelector:@selector(controller:buttonChangedState:)]) {
|
|
[listener controller:self buttonChangedState:button];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
- (void)disconnected
|
|
{
|
|
if (_logicallyConnected && [exposedControllers containsObject:self]) {
|
|
for (id<JOYListener> listener in listeners) {
|
|
if ([listener respondsToSelector:@selector(controllerDisconnected:)]) {
|
|
[listener controllerDisconnected:self];
|
|
}
|
|
}
|
|
}
|
|
_physicallyConnected = false;
|
|
[self setRumbleAmplitude:0]; // Stop the rumble thread.
|
|
[exposedControllers removeObject:self];
|
|
_device = nil;
|
|
}
|
|
|
|
- (void)sendReport:(NSData *)report
|
|
{
|
|
if (!report.length) return;
|
|
if (!_device) return;
|
|
IOHIDDeviceSetReport(_device, kIOHIDReportTypeOutput, *(uint8_t *)report.bytes, report.bytes, report.length);
|
|
}
|
|
|
|
- (void)setPlayerLEDs:(uint8_t)mask
|
|
{
|
|
mask &= 0xF;
|
|
if (_isSwitch) {
|
|
_lastSwitchPacket.reportID = 0x1; // Rumble and LEDs
|
|
_lastSwitchPacket.sequence++;
|
|
_lastSwitchPacket.sequence &= 0xF;
|
|
_lastSwitchPacket.command = 0x30; // LED
|
|
_lastSwitchPacket.commandData[0] = mask;
|
|
[self sendReport:[NSData dataWithBytes:&_lastSwitchPacket length:sizeof(_lastSwitchPacket)]];
|
|
}
|
|
}
|
|
|
|
- (void)pwmThread
|
|
{
|
|
while (_rumblePWMRatio != 0) {
|
|
[_rumbleElement setValue:1];
|
|
[NSThread sleepForTimeInterval:_rumblePWMRatio / 10];
|
|
[_rumbleElement setValue:0];
|
|
[NSThread sleepForTimeInterval:(1 - _rumblePWMRatio) / 10];
|
|
}
|
|
[_rumblePWMThreadLock lock];
|
|
_rumblePWMThreadRunning = false;
|
|
[_rumblePWMThreadLock unlock];
|
|
}
|
|
|
|
- (void)setRumbleAmplitude:(double)amp /* andFrequency: (double)frequency */
|
|
{
|
|
double frequency = 144; // I have no idea what I'm doing.
|
|
|
|
if (amp < 0) amp = 0;
|
|
if (amp > 1) amp = 1;
|
|
if (_isSwitch) {
|
|
if (amp == 0) {
|
|
amp = 1;
|
|
frequency = 0;
|
|
}
|
|
|
|
uint8_t highAmp = amp * 0x64;
|
|
uint8_t lowAmp = amp * 0x32 + 0x40;
|
|
if (frequency < 0) frequency = 0;
|
|
if (frequency > 1252) frequency = 1252;
|
|
uint8_t encodedFrequency = (uint8_t)round(log2(frequency / 10.0) * 32.0);
|
|
|
|
uint16_t highFreq = (encodedFrequency - 0x60) * 4;
|
|
uint8_t lowFreq = encodedFrequency - 0x40;
|
|
|
|
//if (frequency < 82 || frequency > 312) {
|
|
if (amp) {
|
|
highAmp = 0;
|
|
}
|
|
|
|
if (frequency < 40 || frequency > 626) {
|
|
lowAmp = 0;
|
|
}
|
|
|
|
_lastSwitchPacket.rumbleData[0] = _lastSwitchPacket.rumbleData[4] = highFreq & 0xFF;
|
|
_lastSwitchPacket.rumbleData[1] = _lastSwitchPacket.rumbleData[5] = (highAmp << 1) + ((highFreq >> 8) & 0x1);
|
|
_lastSwitchPacket.rumbleData[2] = _lastSwitchPacket.rumbleData[6] = lowFreq;
|
|
_lastSwitchPacket.rumbleData[3] = _lastSwitchPacket.rumbleData[7] = lowAmp;
|
|
|
|
|
|
_lastSwitchPacket.reportID = 0x10; // Rumble only
|
|
_lastSwitchPacket.sequence++;
|
|
_lastSwitchPacket.sequence &= 0xF;
|
|
_lastSwitchPacket.command = 0; // LED
|
|
[self sendReport:[NSData dataWithBytes:&_lastSwitchPacket length:sizeof(_lastSwitchPacket)]];
|
|
}
|
|
else {
|
|
if (_rumbleElement.max == 1 && _rumbleElement.min == 0) {
|
|
[_rumblePWMThreadLock lock];
|
|
if (!_rumblePWMThreadRunning) { // PWM thread not running, start it.
|
|
if (amp != 0) {
|
|
_rumblePWMRatio = amp;
|
|
_rumblePWMThreadRunning = true;
|
|
[self performSelectorInBackground:@selector(pwmThread) withObject:nil];
|
|
}
|
|
}
|
|
else {
|
|
if (amp == 0) { // Thread is running, signal it to stop
|
|
_rumblePWMRatio = 0;
|
|
}
|
|
else {
|
|
_rumblePWMRatio = amp;
|
|
}
|
|
}
|
|
[_rumblePWMThreadLock unlock];
|
|
}
|
|
else {
|
|
[_rumbleElement setValue:amp * (_rumbleElement.max - _rumbleElement.min) + _rumbleElement.min];
|
|
}
|
|
}
|
|
}
|
|
|
|
- (bool)isConnected
|
|
{
|
|
return _logicallyConnected && _physicallyConnected;
|
|
}
|
|
|
|
+ (void)controllerAdded:(IOHIDDeviceRef) device
|
|
{
|
|
NSString *name = (__bridge NSString *)IOHIDDeviceGetProperty(device, CFSTR(kIOHIDProductKey));
|
|
NSDictionary *hacks = hacksByName[name];
|
|
if (!hacks) {
|
|
hacks = hacksByManufacturer[(__bridge NSNumber *)IOHIDDeviceGetProperty(device, CFSTR(kIOHIDVendorIDKey))];
|
|
}
|
|
NSArray *filters = hacks[JOYReportIDFilters];
|
|
JOYController *controller = nil;
|
|
if (filters) {
|
|
controller = [[JOYMultiplayerController alloc] initWithDevice:device
|
|
reportIDFilters:filters];
|
|
}
|
|
else {
|
|
controller = [[JOYController alloc] initWithDevice:device];
|
|
}
|
|
|
|
if (hacks[JOYActivationReport]) {
|
|
[controller sendReport:hacks[JOYActivationReport]];
|
|
}
|
|
[controllers setObject:controller forKey:[NSValue valueWithPointer:device]];
|
|
|
|
|
|
}
|
|
|
|
+ (void)controllerRemoved:(IOHIDDeviceRef) device
|
|
{
|
|
[[controllers objectForKey:[NSValue valueWithPointer:device]] disconnected];
|
|
[controllers removeObjectForKey:[NSValue valueWithPointer:device]];
|
|
}
|
|
|
|
+ (NSArray<JOYController *> *)allControllers
|
|
{
|
|
return exposedControllers;
|
|
}
|
|
|
|
+ (void)load
|
|
{
|
|
#include "ControllerConfiguration.inc"
|
|
}
|
|
|
|
+(void)registerListener:(id<JOYListener>)listener
|
|
{
|
|
[listeners addObject:listener];
|
|
}
|
|
|
|
+(void)unregisterListener:(id<JOYListener>)listener
|
|
{
|
|
[listeners removeObject:listener];
|
|
}
|
|
|
|
+ (void)startOnRunLoop:(NSRunLoop *)runloop withOptions: (NSDictionary *)options
|
|
{
|
|
axesEmulateButtons = [options[JOYAxesEmulateButtonsKey] boolValue];
|
|
axes2DEmulateButtons = [options[JOYAxes2DEmulateButtonsKey] boolValue];
|
|
hatsEmulateButtons = [options[JOYHatsEmulateButtonsKey] boolValue];
|
|
|
|
controllers = [NSMutableDictionary dictionary];
|
|
exposedControllers = [NSMutableArray array];
|
|
NSArray *array = @[
|
|
CreateHIDDeviceMatchDictionary(kHIDPage_GenericDesktop, kHIDUsage_GD_Joystick),
|
|
CreateHIDDeviceMatchDictionary(kHIDPage_GenericDesktop, kHIDUsage_GD_GamePad),
|
|
CreateHIDDeviceMatchDictionary(kHIDPage_GenericDesktop, kHIDUsage_GD_MultiAxisController),
|
|
@{@kIOHIDDeviceUsagePageKey: @(kHIDPage_Game)},
|
|
];
|
|
|
|
listeners = [NSMutableSet set];
|
|
static IOHIDManagerRef manager = nil;
|
|
if (manager) {
|
|
CFRelease(manager); // Stop the previous session
|
|
}
|
|
manager = IOHIDManagerCreate(kCFAllocatorDefault, kIOHIDOptionsTypeNone);
|
|
|
|
if (!manager) return;
|
|
if (IOHIDManagerOpen(manager, kIOHIDOptionsTypeNone)) {
|
|
CFRelease(manager);
|
|
return;
|
|
}
|
|
|
|
IOHIDManagerSetDeviceMatchingMultiple(manager, (__bridge CFArrayRef)array);
|
|
IOHIDManagerRegisterDeviceMatchingCallback(manager, HIDDeviceAdded, NULL);
|
|
IOHIDManagerRegisterDeviceRemovalCallback(manager, HIDDeviceRemoved, NULL);
|
|
IOHIDManagerScheduleWithRunLoop(manager, [runloop getCFRunLoop], kCFRunLoopDefaultMode);
|
|
}
|
|
@end
|