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Rewrite the "Sub Elements" design into a more powerful Custom Report design that can overwrite an entire report structure of a sepcific report by its ID

This commit is contained in:
Lior Halphon 2020-05-02 20:55:54 +03:00
parent e5302a9b1e
commit 78e2b94cb5
6 changed files with 384 additions and 235 deletions
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14
JoyKit/ControllerConfiguration.inc
View File

@ -123,17 +123,17 @@ hacksByName = @{
JOYActivationReport: [NSData dataWithBytes:(uint8_t[]){0x13} length:1],
JOYSubElementStructs: @{
JOYCustomReports: @{
// Rumble
@(1364): @[
@(-17): @[
@{@"reportID": @(1), @"size":@1, @"offset":@0, @"usagePage":@(0xFF00), @"usage":@1, @"min": @0, @"max": @1},
@{@"reportID": @(2), @"size":@1, @"offset":@8, @"usagePage":@(0xFF00), @"usage":@1, @"min": @0, @"max": @1},
@{@"reportID": @(3), @"size":@1, @"offset":@16, @"usagePage":@(0xFF00), @"usage":@1, @"min": @0, @"max": @1},
@{@"reportID": @(4), @"size":@1, @"offset":@24, @"usagePage":@(0xFF00), @"usage":@1, @"min": @0, @"max": @1},
],
@(11): @[
@(33): @[
// Player 1
@ -141,11 +141,11 @@ hacksByName = @{
@{@"reportID": @(1), @"size":@1, @"offset":@8, @"usagePage":@(kHIDPage_Button), @"usage":@1},
@{@"reportID": @(1), @"size":@1, @"offset":@9, @"usagePage":@(kHIDPage_Button), @"usage":@2},
@{@"reportID": @(1), @"size":@1, @"offset":@10, @"usagePage":@(kHIDPage_Button), @"usage":@3},
@{@"reportID": @(1), @"size":@1, @"offset":@11, @"usagePage":@(kHIDPage_Button), @"usage":@4},
@{@"reportID": @(1), @"size":@1, @"offset":@10,@"usagePage":@(kHIDPage_Button), @"usage":@3},
@{@"reportID": @(1), @"size":@1, @"offset":@11,@"usagePage":@(kHIDPage_Button), @"usage":@4},
@{@"reportID": @(1), @"size":@1, @"offset":@12, @"usagePage":@(kHIDPage_GenericDesktop), @"usage":@(kHIDUsage_GD_DPadLeft)},
@{@"reportID": @(1), @"size":@1, @"offset":@13, @"usagePage":@(kHIDPage_GenericDesktop), @"usage":@(kHIDUsage_GD_DPadRight)},
@{@"reportID": @(1), @"size":@1, @"offset":@12, @"usagePage":@(kHIDPage_GenericDesktop), @"usage":@(kHIDUsage_GD_DPadLeft)},
@{@"reportID": @(1), @"size":@1, @"offset":@13, @"usagePage":@(kHIDPage_GenericDesktop), @"usage":@(kHIDUsage_GD_DPadRight)},
@{@"reportID": @(1), @"size":@1, @"offset":@14, @"usagePage":@(kHIDPage_GenericDesktop), @"usage":@(kHIDUsage_GD_DPadDown)},
@{@"reportID": @(1), @"size":@1, @"offset":@15, @"usagePage":@(kHIDPage_GenericDesktop), @"usage":@(kHIDUsage_GD_DPadUp)},

514
JoyKit/JOYController.m
View File

@ -2,6 +2,8 @@
#import "JOYMultiplayerController.h"
#import "JOYElement.h"
#import "JOYSubElement.h"
#import "JOYFullReportElement.h"
#import "JOYEmulatedButton.h"
#include <IOKit/hid/IOHIDLib.h>
@ -12,7 +14,7 @@ static NSString const *JOYReportIDFilters = @"JOYReportIDFilters";
static NSString const *JOYButtonUsageMapping = @"JOYButtonUsageMapping";
static NSString const *JOYAxisUsageMapping = @"JOYAxisUsageMapping";
static NSString const *JOYAxes2DUsageMapping = @"JOYAxes2DUsageMapping";
static NSString const *JOYSubElementStructs = @"JOYSubElementStructs";
static NSString const *JOYCustomReports = @"JOYCustomReports";
static NSString const *JOYIsSwitch = @"JOYIsSwitch";
static NSString const *JOYRumbleUsage = @"JOYRumbleUsage";
static NSString const *JOYRumbleUsagePage = @"JOYRumbleUsagePage";
@ -41,6 +43,8 @@ static NSLock *globalPWMThreadLock;
+ (void)controllerAdded:(IOHIDDeviceRef) device;
+ (void)controllerRemoved:(IOHIDDeviceRef) device;
- (void)elementChanged:(IOHIDElementRef) element;
- (void)gotReport:(NSData *)report;
@end
@interface JOYButton ()
@ -86,6 +90,11 @@ static void HIDInput(void *context, IOReturn result, void *sender, IOHIDValueRef
[(__bridge JOYController *)context elementChanged:IOHIDValueGetElement(value)];
}
static void HIDReport(void *context, IOReturn result, void *sender, IOHIDReportType type,
uint32_t reportID, uint8_t *report, CFIndex reportLength)
{
[(__bridge JOYController *)context gotReport:[[NSData alloc] initWithBytesNoCopy:report length:reportLength freeWhenDone:NO]];
}
typedef struct __attribute__((packed)) {
uint8_t reportID;
@ -102,7 +111,8 @@ typedef struct __attribute__((packed)) {
NSMutableDictionary<JOYElement *, JOYAxis *> *_axes;
NSMutableDictionary<JOYElement *, JOYAxes2D *> *_axes2D;
NSMutableDictionary<JOYElement *, JOYHat *> *_hats;
NSMutableDictionary<JOYElement *, NSArray<JOYElement *> *> *_multiElements;
NSMutableDictionary<NSNumber *, JOYFullReportElement *> *_fullReportElements;
NSMutableDictionary<JOYFullReportElement *, NSArray<JOYElement *> *> *_multiElements;
// Button emulation
NSMutableDictionary<NSNumber *, JOYEmulatedButton *> *_axisEmulatedButtons;
@ -121,14 +131,182 @@ typedef struct __attribute__((packed)) {
bool _logicallyConnected;
bool _rumblePWMThreadRunning;
volatile bool _forceStopPWMThread;
NSDictionary *_hacks;
NSMutableData *_lastReport;
// Used when creating inputs
JOYElement *_previousAxisElement;
}
- (instancetype)initWithDevice:(IOHIDDeviceRef) device
- (instancetype)initWithDevice:(IOHIDDeviceRef) device hacks:(NSDictionary *)hacks
{
return [self initWithDevice:device reportIDFilter:nil serialSuffix:nil];
return [self initWithDevice:device reportIDFilter:nil serialSuffix:nil hacks:hacks];
}
- (instancetype)initWithDevice:(IOHIDDeviceRef)device reportIDFilter:(NSArray <NSNumber *> *) filter serialSuffix:(NSString *)suffix
-(void)createOutputForElement:(JOYElement *)element
{
uint16_t rumbleUsagePage = (uint16_t)[_hacks[JOYRumbleUsagePage] unsignedIntValue];
uint16_t rumbleUsage = (uint16_t)[_hacks[JOYRumbleUsage] unsignedIntValue];
if (!_rumbleElement && rumbleUsage && rumbleUsagePage && element.usage == rumbleUsage && element.usagePage == rumbleUsagePage) {
if (_hacks[JOYRumbleMin]) {
element.min = [_hacks[JOYRumbleMin] unsignedIntValue];
}
if (_hacks[JOYRumbleMax]) {
element.max = [_hacks[JOYRumbleMax] unsignedIntValue];
}
_rumbleElement = element;
}
}
-(void)createInputForElement:(JOYElement *)element
{
uint16_t connectedUsagePage = (uint16_t)[_hacks[JOYConnectedUsagePage] unsignedIntValue];
uint16_t connectedUsage = (uint16_t)[_hacks[JOYConnectedUsage] unsignedIntValue];
if (!_connectedElement && connectedUsage && connectedUsagePage && element.usage == connectedUsage && element.usagePage == connectedUsagePage) {
_connectedElement = element;
_logicallyConnected = element.value != element.min;
return;
}
if (element.usagePage == kHIDPage_Button) {
button: {
JOYButton *button = [[JOYButton alloc] initWithElement: element];
[_buttons setObject:button forKey:element];
NSNumber *replacementUsage = _hacks[JOYButtonUsageMapping][@(button.usage)];
if (replacementUsage) {
button.usage = [replacementUsage unsignedIntValue];
}
return;
}
}
else if (element.usagePage == kHIDPage_GenericDesktop) {
NSDictionary *axisGroups = @{
@(kHIDUsage_GD_X): @(0),
@(kHIDUsage_GD_Y): @(0),
@(kHIDUsage_GD_Z): @(1),
@(kHIDUsage_GD_Rx): @(2),
@(kHIDUsage_GD_Ry): @(2),
@(kHIDUsage_GD_Rz): @(1),
};
axisGroups = _hacks[JOYAxisGroups] ?: axisGroups;
switch (element.usage) {
case kHIDUsage_GD_X:
case kHIDUsage_GD_Y:
case kHIDUsage_GD_Z:
case kHIDUsage_GD_Rx:
case kHIDUsage_GD_Ry:
case kHIDUsage_GD_Rz: {
JOYElement *other = _previousAxisElement;
_previousAxisElement = element;
if (!other) goto single;
if (other.usage >= element.usage) goto single;
if (other.reportID != element.reportID) goto single;
if (![axisGroups[@(other.usage)] isEqualTo: axisGroups[@(element.usage)]]) goto single;
if (other.parentID != element.parentID) goto single;
JOYAxes2D *axes = nil;
if (other.usage == kHIDUsage_GD_Z && element.usage == kHIDUsage_GD_Rz && [_hacks[JOYSwapZRz] boolValue]) {
axes = [[JOYAxes2D alloc] initWithFirstElement:element secondElement:other];
}
else {
axes = [[JOYAxes2D alloc] initWithFirstElement:other secondElement:element];
}
NSNumber *replacementUsage = _hacks[JOYAxes2DUsageMapping][@(axes.usage)];
if (replacementUsage) {
axes.usage = [replacementUsage unsignedIntValue];
}
[_axisEmulatedButtons removeObjectForKey:@(_axes[other].uniqueID)];
[_axes removeObjectForKey:other];
_previousAxisElement = nil;
_axes2D[other] = axes;
_axes2D[element] = axes;
if (axes2DEmulateButtons) {
_axes2DEmulatedButtons[@(axes.uniqueID)] = @[
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadLeft uniqueID:axes.uniqueID | 0x100000000L],
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadRight uniqueID:axes.uniqueID | 0x200000000L],
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadUp uniqueID:axes.uniqueID | 0x300000000L],
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadDown uniqueID:axes.uniqueID | 0x400000000L],
];
}
/*
for (NSArray *group in axes2d) {
break;
IOHIDElementRef first = (__bridge IOHIDElementRef)group[0];
IOHIDElementRef second = (__bridge IOHIDElementRef)group[1];
if (IOHIDElementGetUsage(first) > element.usage) continue;
if (IOHIDElementGetUsage(second) > element.usage) continue;
if (IOHIDElementGetReportID(first) != IOHIDElementGetReportID(element)) continue;
if ((IOHIDElementGetUsage(first) - kHIDUsage_GD_X) / 3 != (element.usage - kHIDUsage_GD_X) / 3) continue;
if (IOHIDElementGetParent(first) != IOHIDElementGetParent(element)) continue;
[axes2d removeObject:group];
[axes3d addObject:@[(__bridge id)first, (__bridge id)second, _element]];
found = true;
break;
}*/
break;
}
single:
case kHIDUsage_GD_Slider:
case kHIDUsage_GD_Dial:
case kHIDUsage_GD_Wheel: {
JOYAxis *axis = [[JOYAxis alloc] initWithElement: element];
[_axes setObject:axis forKey:element];
NSNumber *replacementUsage = _hacks[JOYAxisUsageMapping][@(axis.usage)];
if (replacementUsage) {
axis.usage = [replacementUsage unsignedIntValue];
}
if (axesEmulateButtons && axis.usage >= JOYAxisUsageL1 && axis.usage <= JOYAxisUsageR3) {
_axisEmulatedButtons[@(axis.uniqueID)] =
[[JOYEmulatedButton alloc] initWithUsage:axis.usage - JOYAxisUsageL1 + JOYButtonUsageL1 uniqueID:axis.uniqueID];
}
if (axesEmulateButtons && axis.usage >= JOYAxisUsageGeneric0) {
_axisEmulatedButtons[@(axis.uniqueID)] =
[[JOYEmulatedButton alloc] initWithUsage:axis.usage - JOYAxisUsageGeneric0 + JOYButtonUsageGeneric0 uniqueID:axis.uniqueID];
}
break;
}
case kHIDUsage_GD_DPadUp:
case kHIDUsage_GD_DPadDown:
case kHIDUsage_GD_DPadRight:
case kHIDUsage_GD_DPadLeft:
case kHIDUsage_GD_Start:
case kHIDUsage_GD_Select:
case kHIDUsage_GD_SystemMainMenu:
goto button;
case kHIDUsage_GD_Hatswitch: {
JOYHat *hat = [[JOYHat alloc] initWithElement: element];
[_hats setObject:hat forKey:element];
if (hatsEmulateButtons) {
_hatEmulatedButtons[@(hat.uniqueID)] = @[
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadLeft uniqueID:hat.uniqueID | 0x100000000L],
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadRight uniqueID:hat.uniqueID | 0x200000000L],
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadUp uniqueID:hat.uniqueID | 0x300000000L],
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadDown uniqueID:hat.uniqueID | 0x400000000L],
];
}
break;
}
}
}
}
- (instancetype)initWithDevice:(IOHIDDeviceRef)device reportIDFilter:(NSArray <NSNumber *> *) filter serialSuffix:(NSString *)suffix hacks:(NSDictionary *)hacks
{
self = [super init];
if (!self) return self;
@ -149,229 +327,109 @@ typedef struct __attribute__((packed)) {
_axisEmulatedButtons = [NSMutableDictionary dictionary];
_axes2DEmulatedButtons = [NSMutableDictionary dictionary];
_hatEmulatedButtons = [NSMutableDictionary dictionary];
_multiElements = [NSMutableDictionary dictionary];
_iokitToJOY = [NSMutableDictionary dictionary];
_rumblePWMThreadLock = [[NSLock alloc] init];
//NSMutableArray *axes3d = [NSMutableArray array];
NSDictionary *axisGroups = @{
@(kHIDUsage_GD_X): @(0),
@(kHIDUsage_GD_Y): @(0),
@(kHIDUsage_GD_Z): @(1),
@(kHIDUsage_GD_Rx): @(2),
@(kHIDUsage_GD_Ry): @(2),
@(kHIDUsage_GD_Rz): @(1),
};
NSString *name = (__bridge NSString *)IOHIDDeviceGetProperty(device, CFSTR(kIOHIDProductKey));
NSDictionary *hacks = hacksByName[name];
if (!hacks) {
hacks = hacksByManufacturer[(__bridge NSNumber *)IOHIDDeviceGetProperty(device, CFSTR(kIOHIDVendorIDKey))];
_hacks = hacks;
_isSwitch = [_hacks[JOYIsSwitch] boolValue];
NSDictionary *customReports = hacks[JOYCustomReports];
if (hacks[JOYCustomReports]) {
_multiElements = [NSMutableDictionary dictionary];
_fullReportElements = [NSMutableDictionary dictionary];
_lastReport = [NSMutableData dataWithLength:MAX(
MAX(
[(__bridge NSNumber *)IOHIDDeviceGetProperty(device, CFSTR(kIOHIDMaxInputReportSizeKey)) unsignedIntValue],
[(__bridge NSNumber *)IOHIDDeviceGetProperty(device, CFSTR(kIOHIDMaxOutputReportSizeKey)) unsignedIntValue]
),
[(__bridge NSNumber *)IOHIDDeviceGetProperty(device, CFSTR(kIOHIDMaxFeatureReportSizeKey)) unsignedIntValue]
)];
IOHIDDeviceRegisterInputReportCallback(device, _lastReport.mutableBytes, _lastReport.length, HIDReport, (void *)self);
for (NSNumber *_reportID in customReports) {
signed reportID = [_reportID intValue];
bool isOutput = false;
if (reportID < 0) {
isOutput = true;
reportID = -reportID;
}
JOYFullReportElement *element = [[JOYFullReportElement alloc] initWithDevice:device reportID:reportID];
NSMutableArray *elements = [NSMutableArray array];
for (NSDictionary <NSString *,NSNumber *> *subElementDef in customReports[_reportID]) {
if (filter && subElementDef[@"reportID"] && ![filter containsObject:subElementDef[@"reportID"]]) continue;
JOYSubElement *subElement = [[JOYSubElement alloc] initWithRealElement:element
size:subElementDef[@"size"].unsignedLongValue
offset:subElementDef[@"offset"].unsignedLongValue + 8 // Compensate for the reportID
usagePage:subElementDef[@"usagePage"].unsignedLongValue
usage:subElementDef[@"usage"].unsignedLongValue
min:subElementDef[@"min"].unsignedIntValue
max:subElementDef[@"max"].unsignedIntValue];
[elements addObject:subElement];
if (isOutput) {
[self createOutputForElement:subElement];
}
else {
[self createInputForElement:subElement];
}
}
_multiElements[element] = elements;
if (!isOutput) {
_fullReportElements[@(reportID)] = element;
}
}
}
axisGroups = hacks[JOYAxisGroups] ?: axisGroups;
_isSwitch = [hacks[JOYIsSwitch] boolValue];
uint16_t rumbleUsagePage = (uint16_t)[hacks[JOYRumbleUsagePage] unsignedIntValue];
uint16_t rumbleUsage = (uint16_t)[hacks[JOYRumbleUsage] unsignedIntValue];
uint16_t connectedUsagePage = (uint16_t)[hacks[JOYConnectedUsagePage] unsignedIntValue];
uint16_t connectedUsage = (uint16_t)[hacks[JOYConnectedUsage] unsignedIntValue];
JOYElement *previousAxisElement = nil;
id previous = nil;
for (id _element in array) {
if (_element == previous) continue; // Some elements are reported twice for some reason
previous = _element;
NSArray *elements = nil;
JOYElement *element = [[JOYElement alloc] initWithElement:(__bridge IOHIDElementRef)_element];
NSArray<NSDictionary <NSString *,NSNumber *>*> *subElementDefs = hacks[JOYSubElementStructs][@(element.uniqueID)];
bool isOutput = false;
if (subElementDefs && element.uniqueID != element.parentID) {
elements = [NSMutableArray array];
for (NSDictionary<NSString *,NSNumber *> *virtualInput in subElementDefs) {
if (filter && virtualInput[@"reportID"] && ![filter containsObject:virtualInput[@"reportID"]]) continue;
[(NSMutableArray *)elements addObject:[[JOYSubElement alloc] initWithRealElement:element
size:virtualInput[@"size"].unsignedLongValue
offset:virtualInput[@"offset"].unsignedLongValue
usagePage:virtualInput[@"usagePage"].unsignedLongValue
usage:virtualInput[@"usage"].unsignedLongValue
min:virtualInput[@"min"].unsignedIntValue
max:virtualInput[@"max"].unsignedIntValue]];
}
isOutput = IOHIDElementGetType((__bridge IOHIDElementRef)_element) == kIOHIDElementTypeOutput;
[_multiElements setObject:elements forKey:element];
if (filter && ![filter containsObject:@(element.reportID)]) continue;
switch (IOHIDElementGetType((__bridge IOHIDElementRef)_element)) {
/* Handled */
case kIOHIDElementTypeInput_Misc:
case kIOHIDElementTypeInput_Button:
case kIOHIDElementTypeInput_Axis:
break;
case kIOHIDElementTypeOutput:
isOutput = true;
break;
/* Ignored */
default:
case kIOHIDElementTypeInput_ScanCodes:
case kIOHIDElementTypeInput_NULL:
case kIOHIDElementTypeFeature:
case kIOHIDElementTypeCollection:
continue;
}
if ((!isOutput && customReports[@(element.reportID)]) ||
(isOutput && customReports[@(-element.reportID)])) continue;
if (IOHIDElementIsArray((__bridge IOHIDElementRef)_element)) continue;
if (isOutput) {
[self createOutputForElement:element];
}
else {
if (filter && ![filter containsObject:@(element.reportID)]) continue;
switch (IOHIDElementGetType((__bridge IOHIDElementRef)_element)) {
/* Handled */
case kIOHIDElementTypeInput_Misc:
case kIOHIDElementTypeInput_Button:
case kIOHIDElementTypeInput_Axis:
break;
case kIOHIDElementTypeOutput:
isOutput = true;
break;
/* Ignored */
default:
case kIOHIDElementTypeInput_ScanCodes:
case kIOHIDElementTypeInput_NULL:
case kIOHIDElementTypeFeature:
case kIOHIDElementTypeCollection:
continue;
}
if (IOHIDElementIsArray((__bridge IOHIDElementRef)_element)) continue;
elements = @[element];
[self createInputForElement:element];
}
_iokitToJOY[@(IOHIDElementGetCookie((__bridge IOHIDElementRef)_element))] = element;
for (JOYElement *element in elements) {
if (isOutput) {
if (!_rumbleElement && rumbleUsage && rumbleUsagePage && element.usage == rumbleUsage && element.usagePage == rumbleUsagePage) {
if (hacks[JOYRumbleMin]) {
element.min = [hacks[JOYRumbleMin] unsignedIntValue];
}
if (hacks[JOYRumbleMax]) {
element.max = [hacks[JOYRumbleMax] unsignedIntValue];
}
_rumbleElement = element;
}
continue;
}
else {
if (!_connectedElement && connectedUsage && connectedUsagePage && element.usage == connectedUsage && element.usagePage == connectedUsagePage) {
_connectedElement = element;
_logicallyConnected = element.value != element.min;
continue;
}
}
if (element.usagePage == kHIDPage_Button) {
button: {
JOYButton *button = [[JOYButton alloc] initWithElement: element];
[_buttons setObject:button forKey:element];
NSNumber *replacementUsage = hacks[JOYButtonUsageMapping][@(button.usage)];
if (replacementUsage) {
button.usage = [replacementUsage unsignedIntValue];
}
continue;
}
}
else if (element.usagePage == kHIDPage_GenericDesktop) {
switch (element.usage) {
case kHIDUsage_GD_X:
case kHIDUsage_GD_Y:
case kHIDUsage_GD_Z:
case kHIDUsage_GD_Rx:
case kHIDUsage_GD_Ry:
case kHIDUsage_GD_Rz: {
JOYElement *other = previousAxisElement;
previousAxisElement = element;
if (!other) goto single;
if (other.usage >= element.usage) goto single;
if (other.reportID != element.reportID) goto single;
if (![axisGroups[@(other.usage)] isEqualTo: axisGroups[@(element.usage)]]) goto single;
if (other.parentID != element.parentID) goto single;
JOYAxes2D *axes = nil;
if (other.usage == kHIDUsage_GD_Z && element.usage == kHIDUsage_GD_Rz && [hacks[JOYSwapZRz] boolValue]) {
axes = [[JOYAxes2D alloc] initWithFirstElement:element secondElement:other];
}
else {
axes = [[JOYAxes2D alloc] initWithFirstElement:other secondElement:element];
}
NSNumber *replacementUsage = hacks[JOYAxes2DUsageMapping][@(axes.usage)];
if (replacementUsage) {
axes.usage = [replacementUsage unsignedIntValue];
}
[_axisEmulatedButtons removeObjectForKey:@(_axes[other].uniqueID)];
[_axes removeObjectForKey:other];
previousAxisElement = nil;
_axes2D[other] = axes;
_axes2D[element] = axes;
if (axes2DEmulateButtons) {
_axes2DEmulatedButtons[@(axes.uniqueID)] = @[
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadLeft uniqueID:axes.uniqueID | 0x100000000L],
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadRight uniqueID:axes.uniqueID | 0x200000000L],
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadUp uniqueID:axes.uniqueID | 0x300000000L],
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadDown uniqueID:axes.uniqueID | 0x400000000L],
];
}
/*
for (NSArray *group in axes2d) {
break;
IOHIDElementRef first = (__bridge IOHIDElementRef)group[0];
IOHIDElementRef second = (__bridge IOHIDElementRef)group[1];
if (IOHIDElementGetUsage(first) > element.usage) continue;
if (IOHIDElementGetUsage(second) > element.usage) continue;
if (IOHIDElementGetReportID(first) != IOHIDElementGetReportID(element)) continue;
if ((IOHIDElementGetUsage(first) - kHIDUsage_GD_X) / 3 != (element.usage - kHIDUsage_GD_X) / 3) continue;
if (IOHIDElementGetParent(first) != IOHIDElementGetParent(element)) continue;
[axes2d removeObject:group];
[axes3d addObject:@[(__bridge id)first, (__bridge id)second, _element]];
found = true;
break;
}*/
break;
}
single:
case kHIDUsage_GD_Slider:
case kHIDUsage_GD_Dial:
case kHIDUsage_GD_Wheel: {
JOYAxis *axis = [[JOYAxis alloc] initWithElement: element];
[_axes setObject:axis forKey:element];
NSNumber *replacementUsage = hacks[JOYAxisUsageMapping][@(axis.usage)];
if (replacementUsage) {
axis.usage = [replacementUsage unsignedIntValue];
}
if (axesEmulateButtons && axis.usage >= JOYAxisUsageL1 && axis.usage <= JOYAxisUsageR3) {
_axisEmulatedButtons[@(axis.uniqueID)] =
[[JOYEmulatedButton alloc] initWithUsage:axis.usage - JOYAxisUsageL1 + JOYButtonUsageL1 uniqueID:axis.uniqueID];
}
if (axesEmulateButtons && axis.usage >= JOYAxisUsageGeneric0) {
_axisEmulatedButtons[@(axis.uniqueID)] =
[[JOYEmulatedButton alloc] initWithUsage:axis.usage - JOYAxisUsageGeneric0 + JOYButtonUsageGeneric0 uniqueID:axis.uniqueID];
}
break;
}
case kHIDUsage_GD_DPadUp:
case kHIDUsage_GD_DPadDown:
case kHIDUsage_GD_DPadRight:
case kHIDUsage_GD_DPadLeft:
case kHIDUsage_GD_Start:
case kHIDUsage_GD_Select:
case kHIDUsage_GD_SystemMainMenu:
goto button;
case kHIDUsage_GD_Hatswitch: {
JOYHat *hat = [[JOYHat alloc] initWithElement: element];
[_hats setObject:hat forKey:element];
if (hatsEmulateButtons) {
_hatEmulatedButtons[@(hat.uniqueID)] = @[
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadLeft uniqueID:hat.uniqueID | 0x100000000L],
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadRight uniqueID:hat.uniqueID | 0x200000000L],
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadUp uniqueID:hat.uniqueID | 0x300000000L],
[[JOYEmulatedButton alloc] initWithUsage:JOYButtonUsageDPadDown uniqueID:hat.uniqueID | 0x400000000L],
];
}
break;
}
}
}
if (_isSwitch && element.reportID == 0x30) {
/* This report does not match its report descriptor (The descriptor ignores several fields) so
we can't use the elements in it directly.*/
continue;
}
}
[exposedControllers addObject:self];
@ -383,6 +441,11 @@ typedef struct __attribute__((packed)) {
}
}
if (_hacks[JOYActivationReport]) {
[self sendReport:hacks[JOYActivationReport]];
}
return self;
}
@ -441,6 +504,21 @@ typedef struct __attribute__((packed)) {
return [_hats allValues];
}
- (void)gotReport:(NSData *)report
{
JOYFullReportElement *element = _fullReportElements[@(*(uint8_t *)report.bytes)];
if (!element) return;
[element updateValue:report];
NSArray<JOYElement *> *subElements = _multiElements[element];
if (subElements) {
for (JOYElement *subElement in subElements) {
[self _elementChanged:subElement];
}
return;
}
}
- (void)elementChanged:(IOHIDElementRef)element
{
JOYElement *_element = _iokitToJOY[@(IOHIDElementGetCookie(element))];
@ -473,16 +551,6 @@ typedef struct __attribute__((packed)) {
}
}
{
NSArray<JOYElement *> *subElements = _multiElements[element];
if (subElements) {
for (JOYElement *subElement in subElements) {
[self _elementChanged:subElement];
}
return;
}
}
if (!self.connected) return;
{
JOYButton *button = _buttons[element];
@ -602,7 +670,7 @@ typedef struct __attribute__((packed)) {
_lastSwitchPacket.sequence &= 0xF;
_lastSwitchPacket.command = 0x30; // LED
_lastSwitchPacket.commandData[0] = mask;
[self sendReport:[NSData dataWithBytes:&_lastSwitchPacket length:sizeof(_lastSwitchPacket)]];
//[self sendReport:[NSData dataWithBytes:&_lastSwitchPacket length:sizeof(_lastSwitchPacket)]];
}
}
@ -723,15 +791,13 @@ typedef struct __attribute__((packed)) {
JOYController *controller = nil;
if (filters) {
controller = [[JOYMultiplayerController alloc] initWithDevice:device
reportIDFilters:filters];
reportIDFilters:filters
hacks:hacks];
}
else {
controller = [[JOYController alloc] initWithDevice:device];
}
if (hacks[JOYActivationReport]) {
[controller sendReport:hacks[JOYActivationReport]];
controller = [[JOYController alloc] initWithDevice:device hacks:hacks];
}
[controllers setObject:controller forKey:[NSValue valueWithPointer:device]];

10
JoyKit/JOYFullReportElement.h Normal file
View File

@ -0,0 +1,10 @@
#import <Foundation/Foundation.h>
#include <IOKit/hid/IOHIDLib.h>
#include "JOYElement.h"
@interface JOYFullReportElement : JOYElement<NSCopying>
- (instancetype)initWithDevice:(IOHIDDeviceRef) device reportID:(unsigned)reportID;
- (void)updateValue:(NSData *)value;
@end

73
JoyKit/JOYFullReportElement.m Normal file
View File

@ -0,0 +1,73 @@
#import "JOYFullReportElement.h"
#include <IOKit/hid/IOHIDLib.h>
@implementation JOYFullReportElement
{
IOHIDDeviceRef _device;
NSData *_data;
unsigned _reportID;
size_t _capacity;
}
- (uint32_t)uniqueID
{
return _reportID ^ 0xFFFF;
}
- (instancetype)initWithDevice:(IOHIDDeviceRef) device reportID:(unsigned)reportID
{
if ((self = [super init])) {
_data = [[NSMutableData alloc] initWithLength:[(__bridge NSNumber *)IOHIDDeviceGetProperty(device, CFSTR(kIOHIDMaxOutputReportSizeKey)) unsignedIntValue]];
*(uint8_t *)(((NSMutableData *)_data).mutableBytes) = reportID;
_reportID = reportID;
_device = device;
}
return self;
}
- (int32_t)value
{
[self doesNotRecognizeSelector:_cmd];
return 0;
}
- (NSData *)dataValue
{
return _data;
}
- (IOReturn)setValue:(uint32_t)value
{
[self doesNotRecognizeSelector:_cmd];
return -1;
}
- (IOReturn)setDataValue:(NSData *)value
{
[self updateValue:value];
return IOHIDDeviceSetReport(_device, kIOHIDReportTypeOutput, _reportID, [_data bytes], [_data length]);;
}
- (void)updateValue:(NSData *)value
{
_data = [value copy];
}
/* For use as a dictionary key */
- (NSUInteger)hash
{
return self.uniqueID;
}
- (BOOL)isEqual:(id)object
{
return self.uniqueID == self.uniqueID;
}
- (id)copyWithZone:(nullable NSZone *)zone;
{
return self;
}
@end

2
JoyKit/JOYMultiplayerController.h
View File

@ -2,7 +2,7 @@
#include <IOKit/hid/IOHIDLib.h>
@interface JOYMultiplayerController : JOYController
- (instancetype)initWithDevice:(IOHIDDeviceRef) device reportIDFilters:(NSArray <NSArray <NSNumber *> *>*) reportIDFilters;
- (instancetype)initWithDevice:(IOHIDDeviceRef) device reportIDFilters:(NSArray <NSArray <NSNumber *> *>*) reportIDFilters hacks:hacks;
@end

6
JoyKit/JOYMultiplayerController.m
View File

@ -1,7 +1,7 @@
#import "JOYMultiplayerController.h"
@interface JOYController ()
- (instancetype)initWithDevice:(IOHIDDeviceRef)device reportIDFilter:(NSArray <NSNumber *> *) filter serialSuffix:(NSString *)suffix;
- (instancetype)initWithDevice:(IOHIDDeviceRef)device reportIDFilter:(NSArray <NSNumber *> *) filter serialSuffix:(NSString *)suffix hacks:(NSDictionary *)hacks;
- (void)elementChanged:(IOHIDElementRef) element toValue:(IOHIDValueRef) value;
- (void)disconnected;
- (void)sendReport:(NSData *)report;
@ -12,7 +12,7 @@
NSMutableArray <JOYController *> *_children;
}
- (instancetype)initWithDevice:(IOHIDDeviceRef) device reportIDFilters:(NSArray <NSArray <NSNumber *> *>*) reportIDFilters
- (instancetype)initWithDevice:(IOHIDDeviceRef) device reportIDFilters:(NSArray <NSArray <NSNumber *> *>*) reportIDFilters hacks:(NSDictionary *)hacks;
{
self = [super init];
if (!self) return self;
@ -21,7 +21,7 @@
unsigned index = 1;
for (NSArray *filter in reportIDFilters) {
JOYController *controller = [[JOYController alloc] initWithDevice:device reportIDFilter:filter serialSuffix:[NSString stringWithFormat:@"%d", index]];
JOYController *controller = [[JOYController alloc] initWithDevice:device reportIDFilter:filter serialSuffix:[NSString stringWithFormat:@"%d", index] hacks:hacks];
[_children addObject:controller];
index++;
}