ObjFW  Check-in [ddaa4f35d0]

LIB_PATCH = ${OBJFWHID_LIB_PATCH}

SRCS = OHCombinedJoyCons.m		\
       OHGameController.m		\
       OHGameControllerAxis.m		\
       OHGameControllerButton.m		\
       OHGameControllerDirectionalPad.m	\
       OHGameControllerElement.m

INCLUDES := ${SRCS:.m=.h}		\
	    OHExtendedGamepad.h		\
	    OHGameControllerProfile.h	\
	    OHGamepad.h			\
	    ObjFWHID.h

SRCS += OHDualSenseGamepad.m			\
	OHDualShock4Gamepad.m			\
	OHGameControllerEmulatedAxis.m		\
	OHGameControllerEmulatedButton.m	\
	OHGameControllerEmulatedTriggerButton.m	\
	OHStadiaGamepad.m			\
	OHXboxGamepad.m				\
	${USE_SRCS_EVDEV}			\
	${USE_SRCS_NINTENDO_3DS}		\
	${USE_SRCS_NINTENDO_DS}			\
	${USE_SRCS_NINTENDO_SWITCH}		\
	${USE_SRCS_WII}				\
	${USE_SRCS_XINPUT}


SRCS_EVDEV = OHEvdevExtendedGamepad.m			\
	     OHEvdevGameController.m			\

	     OHEvdevGameControllerProfile.m
SRCS_NINTENDO_3DS = OHNintendo3DSExtendedGamepad.m	\
		    OHNintendo3DSGameController.m
SRCS_NINTENDO_DS = OHNintendoDSGamepad.m	\
		   OHNintendoDSGameController.m
SRCS_NINTENDO_SWITCH = OHNintendoSwitchExtendedGamepad.m	\
		       OHNintendoSwitchGameController.m
SRCS_WII = OHWiiClassicController.m	\
	   OHWiiGameController.m	\
	   OHWiimote.m			\
	   OHWiimoteWithNunchuk.m

SRCS_XINPUT = OHXInputGameController.m











includesubdir = ObjFWHID

include ../../buildsys.mk

install-extra:
	i=ObjFWHID.oc; \

		if (leftJoyCon.productID.unsignedShortValue !=
		    OHProductIDLeftJoyCon ||
		    rightJoyCon.productID.unsignedShortValue !=
		    OHProductIDRightJoyCon)
			@throw [OFInvalidArgumentException exception];

		_leftJoyCon = [leftJoyCon.profile retain];
		_rightJoyCon = [rightJoyCon.profile retain];

		leftButtons = _leftJoyCon.buttons;
		rightButtons = _rightJoyCon.buttons;

		buttons = [OFMutableDictionary dictionaryWithCapacity:
		    leftButtons.count + rightButtons.count];
		[buttons addEntriesFromDictionary: leftButtons];

 * version 3.0 for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#import "OHExtendedGamepad.h"
#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
# import "OHEvdevGameController.h"
#endif

OF_ASSUME_NONNULL_BEGIN

@interface OHDualSenseGamepad: OFObject <OHExtendedGamepad,
#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
    OHEvdevMapping
#endif
>
@end

OF_ASSUME_NONNULL_END

 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#include "config.h"

#import "OHDualSenseGamepad.h"
#import "OFDictionary.h"
#import "OHGameControllerAxis.h"
#import "OHGameControllerButton.h"
#import "OHGameControllerDirectionalPad.h"
#import "OHGameControllerEmulatedTriggerButton.h"

#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
# include <linux/input.h>
#endif

static OFString *const buttonNames[] = {
	@"Triangle", @"Cross", @"Square", @"Circle", @"L1", @"R1", @"L3", @"R3",
	@"Options", @"Create", @"PS"
};
static const size_t numButtons = sizeof(buttonNames) / sizeof(*buttonNames);

@implementation OHDualSenseGamepad
@synthesize buttons = _buttons, directionalPads = _directionalPads;

- (instancetype)init
{
	self = [super init];

	@try {
		void *pool = objc_autoreleasePoolPush();
		OFMutableDictionary *buttons =
		    [OFMutableDictionary dictionaryWithCapacity: numButtons];
		OHGameControllerButton *button;
		OFMutableDictionary *directionalPads;
		OHGameControllerAxis *axis, *xAxis, *yAxis;
		OHGameControllerDirectionalPad *directionalPad;

		for (size_t i = 0; i < numButtons; i++) {
			button = [[[OHGameControllerButton alloc]
			    initWithName: buttonNames[i]] autorelease];
			[buttons setObject: button forKey: buttonNames[i]];
		}

		axis = [[[OHGameControllerAxis alloc]
		    initWithName: @"L2"] autorelease];
		button = [[[OHGameControllerEmulatedTriggerButton alloc]
		    initWithName: @"L2"
			    axis: axis] autorelease];
		[buttons setObject: button forKey: @"L2"];

		axis = [[[OHGameControllerAxis alloc]
		    initWithName: @"R2"] autorelease];
		button = [[[OHGameControllerEmulatedTriggerButton alloc]
		    initWithName: @"R2"
			    axis: axis] autorelease];
		[buttons setObject: button forKey: @"R2"];

		[buttons makeImmutable];
		_buttons = [buttons retain];

		directionalPads =
		    [OFMutableDictionary dictionaryWithCapacity: 3];

		xAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"X"] autorelease];
		yAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"Y"] autorelease];
		directionalPad = [[[OHGameControllerDirectionalPad alloc]
		    initWithName: @"Left Stick"
			   xAxis: xAxis
			   yAxis: yAxis] autorelease];
		[directionalPads setObject: directionalPad
				    forKey: @"Left Stick"];

		xAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"RX"] autorelease];
		yAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"RY"] autorelease];
		directionalPad = [[[OHGameControllerDirectionalPad alloc]
		    initWithName: @"Right Stick"
			   xAxis: xAxis
			   yAxis: yAxis] autorelease];
		[directionalPads setObject: directionalPad
				    forKey: @"Right Stick"];

		xAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"D-Pad X"] autorelease];
		yAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"D-Pad Y"] autorelease];
		directionalPad = [[[OHGameControllerDirectionalPad alloc]
		    initWithName: @"D-Pad"
			   xAxis: xAxis
			   yAxis: yAxis] autorelease];
		[directionalPads setObject: directionalPad forKey: @"D-Pad"];

		[directionalPads makeImmutable];
		_directionalPads = [directionalPads retain];

		objc_autoreleasePoolPop(pool);
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (void)dealloc
{
	[_buttons release];
	[_directionalPads release];

	[super dealloc];
}

- (OFDictionary OF_GENERIC(OFString *, OHGameControllerAxis *) *)axes
{
	return [OFDictionary dictionary];
}

- (OHGameControllerButton *)northButton
{
	return [_buttons objectForKey: @"Triangle"];
}

- (OHGameControllerButton *)southButton
{
	return [_buttons objectForKey: @"Cross"];
}

- (OHGameControllerButton *)westButton
{
	return [_buttons objectForKey: @"Square"];
}

- (OHGameControllerButton *)eastButton
{
	return [_buttons objectForKey: @"Circle"];
}

- (OHGameControllerButton *)leftShoulderButton
{
	return [_buttons objectForKey: @"L1"];
}

- (OHGameControllerButton *)rightShoulderButton
{
	return [_buttons objectForKey: @"R1"];
}

- (OHGameControllerButton *)leftTriggerButton
{
	return [_buttons objectForKey: @"L2"];
}

- (OHGameControllerButton *)rightTriggerButton
{
	return [_buttons objectForKey: @"R2"];
}

- (OHGameControllerButton *)leftThumbstickButton
{
	return [_buttons objectForKey: @"L3"];
}

- (OHGameControllerButton *)rightThumbstickButton
{
	return [_buttons objectForKey: @"R3"];
}

- (OHGameControllerButton *)menuButton
{
	return [_buttons objectForKey: @"Options"];
}

- (OHGameControllerButton *)optionsButton
{
	return [_buttons objectForKey: @"Create"];
}

- (OHGameControllerButton *)homeButton
{
	return [_buttons objectForKey: @"PS"];
}

- (OHGameControllerDirectionalPad *)leftThumbstick
{
	return [_directionalPads objectForKey: @"Left Stick"];
}

- (OHGameControllerDirectionalPad *)rightThumbstick
{
	return [_directionalPads objectForKey: @"Right Stick"];
}

- (OHGameControllerDirectionalPad *)dPad
{
	return [_directionalPads objectForKey: @"D-Pad"];
}

#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
- (OHGameControllerButton *)oh_buttonForEvdevButton: (uint16_t)button
{
	OFString *name;

	switch (button) {
	case BTN_NORTH:
		name = @"Triangle";
		break;
	case BTN_SOUTH:
		name = @"Cross";
		break;
	case BTN_WEST:
		name = @"Square";
		break;
	case BTN_EAST:
		name = @"Circle";
		break;
	case BTN_TL:
		name = @"L1";
		break;
	case BTN_TR:
		name = @"R1";
		break;
	case BTN_THUMBL:
		name = @"L3";
		break;
	case BTN_THUMBR:
		name = @"R3";
		break;
	case BTN_START:
		name = @"Options";
		break;
	case BTN_SELECT:
		name = @"Create";
		break;
	case BTN_MODE:
		name = @"PS";
		break;
	default:
		return nil;
	}

	return [_buttons objectForKey: name];
}

- (OHGameControllerAxis *)oh_axisForEvdevAxis: (uint16_t)axis
{
	switch (axis) {
	case ABS_X:
		return [[_directionalPads objectForKey: @"Left Stick"] xAxis];
	case ABS_Y:
		return [[_directionalPads objectForKey: @"Left Stick"] yAxis];
	case ABS_RX:
		return [[_directionalPads objectForKey: @"Right Stick"] xAxis];
	case ABS_RY:
		return [[_directionalPads objectForKey: @"Right Stick"] yAxis];
	case ABS_HAT0X:
		return [[_directionalPads objectForKey: @"D-Pad"] xAxis];
	case ABS_HAT0Y:
		return [[_directionalPads objectForKey: @"D-Pad"] yAxis];
	case ABS_Z:
		return ((OHGameControllerEmulatedTriggerButton *)
		    [_buttons objectForKey: @"L2"]).axis;
	case ABS_RZ:
		return ((OHGameControllerEmulatedTriggerButton *)
		    [_buttons objectForKey: @"R2"]).axis;
	default:
		return nil;
	}
}
#endif
@end

 * version 3.0 for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#import "OHExtendedGamepad.h"
#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
# import "OHEvdevGameController.h"
#endif

OF_ASSUME_NONNULL_BEGIN

@interface OHDualShock4Gamepad: OFObject <OHExtendedGamepad,
#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
    OHEvdevMapping
#endif
>
@end

OF_ASSUME_NONNULL_END

 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#include "config.h"

#import "OHDualShock4Gamepad.h"
#import "OFDictionary.h"
#import "OHGameControllerAxis.h"
#import "OHGameControllerButton.h"
#import "OHGameControllerDirectionalPad.h"
#import "OHGameControllerEmulatedTriggerButton.h"

#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
# include <linux/input.h>
#endif

static OFString *const buttonNames[] = {
	@"Triangle", @"Cross", @"Square", @"Circle", @"L1", @"R1", @"L3", @"R3",
	@"Options", @"Share", @"PS"
};
static const size_t numButtons = sizeof(buttonNames) / sizeof(*buttonNames);

@implementation OHDualShock4Gamepad
@synthesize buttons = _buttons, directionalPads = _directionalPads;

- (instancetype)init
{
	self = [super init];

	@try {
		void *pool = objc_autoreleasePoolPush();
		OFMutableDictionary *buttons =
		    [OFMutableDictionary dictionaryWithCapacity: numButtons];
		OHGameControllerButton *button;
		OFMutableDictionary *directionalPads;
		OHGameControllerAxis *axis, *xAxis, *yAxis;
		OHGameControllerDirectionalPad *directionalPad;

		for (size_t i = 0; i < numButtons; i++) {
			button = [[[OHGameControllerButton alloc]
			    initWithName: buttonNames[i]] autorelease];
			[buttons setObject: button forKey: buttonNames[i]];
		}

		axis = [[[OHGameControllerAxis alloc]
		    initWithName: @"L2"] autorelease];
		button = [[[OHGameControllerEmulatedTriggerButton alloc]
		    initWithName: @"L2"
			    axis: axis] autorelease];
		[buttons setObject: button forKey: @"L2"];

		axis = [[[OHGameControllerAxis alloc]
		    initWithName: @"R2"] autorelease];
		button = [[[OHGameControllerEmulatedTriggerButton alloc]
		    initWithName: @"R2"
			    axis: axis] autorelease];
		[buttons setObject: button forKey: @"R2"];

		[buttons makeImmutable];
		_buttons = [buttons retain];

		directionalPads =
		    [OFMutableDictionary dictionaryWithCapacity: 3];

		xAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"X"] autorelease];
		yAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"Y"] autorelease];
		directionalPad = [[[OHGameControllerDirectionalPad alloc]
		    initWithName: @"Left Stick"
			   xAxis: xAxis
			   yAxis: yAxis] autorelease];
		[directionalPads setObject: directionalPad
				    forKey: @"Left Stick"];

		xAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"RX"] autorelease];
		yAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"RY"] autorelease];
		directionalPad = [[[OHGameControllerDirectionalPad alloc]
		    initWithName: @"Right Stick"
			   xAxis: xAxis
			   yAxis: yAxis] autorelease];
		[directionalPads setObject: directionalPad
				    forKey: @"Right Stick"];

		xAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"D-Pad X"] autorelease];
		yAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"D-Pad Y"] autorelease];
		directionalPad = [[[OHGameControllerDirectionalPad alloc]
		    initWithName: @"D-Pad"
			   xAxis: xAxis
			   yAxis: yAxis] autorelease];
		[directionalPads setObject: directionalPad forKey: @"D-Pad"];

		[directionalPads makeImmutable];
		_directionalPads = [directionalPads retain];

		objc_autoreleasePoolPop(pool);
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (void)dealloc
{
	[_buttons release];
	[_directionalPads release];

	[super dealloc];
}

- (OFDictionary OF_GENERIC(OFString *, OHGameControllerAxis *) *)axes
{
	return [OFDictionary dictionary];
}

- (OHGameControllerButton *)northButton
{
	return [_buttons objectForKey: @"Triangle"];
}

- (OHGameControllerButton *)southButton
{
	return [_buttons objectForKey: @"Cross"];
}

- (OHGameControllerButton *)westButton
{
	return [_buttons objectForKey: @"Square"];
}

- (OHGameControllerButton *)eastButton
{
	return [_buttons objectForKey: @"Circle"];
}

- (OHGameControllerButton *)leftShoulderButton
{
	return [_buttons objectForKey: @"L1"];
}

- (OHGameControllerButton *)rightShoulderButton
{
	return [_buttons objectForKey: @"R1"];
}

- (OHGameControllerButton *)leftTriggerButton
{
	return [_buttons objectForKey: @"L2"];
}

- (OHGameControllerButton *)rightTriggerButton
{
	return [_buttons objectForKey: @"R2"];
}

- (OHGameControllerButton *)leftThumbstickButton
{
	return [_buttons objectForKey: @"L3"];
}

- (OHGameControllerButton *)rightThumbstickButton
{
	return [_buttons objectForKey: @"R3"];
}

- (OHGameControllerButton *)menuButton
{
	return [_buttons objectForKey: @"Options"];
}

- (OHGameControllerButton *)optionsButton
{
	return [_buttons objectForKey: @"Share"];
}

- (OHGameControllerButton *)homeButton
{
	return [_buttons objectForKey: @"PS"];
}

- (OHGameControllerDirectionalPad *)leftThumbstick
{
	return [_directionalPads objectForKey: @"Left Stick"];
}

- (OHGameControllerDirectionalPad *)rightThumbstick
{
	return [_directionalPads objectForKey: @"Right Stick"];
}

- (OHGameControllerDirectionalPad *)dPad
{
	return [_directionalPads objectForKey: @"D-Pad"];
}

#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
- (OHGameControllerButton *)oh_buttonForEvdevButton: (uint16_t)button
{
	OFString *name;

	switch (button) {
	case BTN_NORTH:
		name = @"Triangle";
		break;
	case BTN_SOUTH:
		name = @"Cross";
		break;
	case BTN_WEST:
		name = @"Square";
		break;
	case BTN_EAST:
		name = @"Circle";
		break;
	case BTN_TL:
		name = @"L1";
		break;
	case BTN_TR:
		name = @"R1";
		break;
	case BTN_THUMBL:
		name = @"L3";
		break;
	case BTN_THUMBR:
		name = @"R3";
		break;
	case BTN_START:
		name = @"Options";
		break;
	case BTN_SELECT:
		name = @"Share";
		break;
	case BTN_MODE:
		name = @"PS";
		break;
	default:
		return nil;
	}

	return [_buttons objectForKey: name];
}

- (OHGameControllerAxis *)oh_axisForEvdevAxis: (uint16_t)axis
{
	switch (axis) {
	case ABS_X:
		return [[_directionalPads objectForKey: @"Left Stick"] xAxis];
	case ABS_Y:
		return [[_directionalPads objectForKey: @"Left Stick"] yAxis];
	case ABS_RX:
		return [[_directionalPads objectForKey: @"Right Stick"] xAxis];
	case ABS_RY:
		return [[_directionalPads objectForKey: @"Right Stick"] yAxis];
	case ABS_HAT0X:
		return [[_directionalPads objectForKey: @"D-Pad"] xAxis];
	case ABS_HAT0Y:
		return [[_directionalPads objectForKey: @"D-Pad"] yAxis];
	case ABS_Z:
		return ((OHGameControllerEmulatedTriggerButton *)
		    [_buttons objectForKey: @"L2"]).axis;
	case ABS_RZ:
		return ((OHGameControllerEmulatedTriggerButton *)
		    [_buttons objectForKey: @"R2"]).axis;
	default:
		return nil;
	}
}
#endif
@end

 * version 3.0 for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#import "OHEvdevGameControllerProfile.h"

OF_ASSUME_NONNULL_BEGIN



@interface OHEvdevExtendedGamepad: OHEvdevGameControllerProfile



    <OHExtendedGamepad>

@end

OF_ASSUME_NONNULL_END

#import "OHEvdevGameController.h"
#import "OHGameControllerDirectionalPad.h"
#import "OHGameControllerEmulatedTriggerButton.h"

#import "OFInvalidArgumentException.h"

@implementation OHEvdevExtendedGamepad
- (instancetype)initWithKeyBits: (unsigned long *)keyBits
			 evBits: (unsigned long *)evBits
			absBits: (unsigned long *)absBits
		       vendorID: (uint16_t)vendorID
		      productID: (uint16_t)productID
{
	self = [super initWithKeyBits: keyBits
			       evBits: evBits
			      absBits: absBits
			     vendorID: vendorID
			    productID: productID];

	@try {
		void *pool = objc_autoreleasePoolPush();



		if (self.northButton == nil || self.southButton == nil ||
		    self.westButton == nil || self.eastButton == nil ||
		    self.leftShoulderButton == nil ||
		    self.rightShoulderButton == nil ||
		    self.leftTriggerButton == nil ||
		    self.rightTriggerButton == nil || self.menuButton == nil ||
		    self.optionsButton == nil || self.leftThumbstick == nil ||
		    self.rightThumbstick == nil || self.dPad == nil)
			object_setClass(self,
			    [OHEvdevGameControllerProfile class]);

		objc_autoreleasePoolPop(pool);
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}








- (OFDictionary OF_GENERIC(OFString *, OHGameControllerButton *) *)buttons
{
	OFMutableDictionary *buttons = [[_buttons mutableCopy] autorelease];


	[buttons removeObjectForKey: @"D-Pad Up"];
	[buttons removeObjectForKey: @"D-Pad Down"];
	[buttons removeObjectForKey: @"D-Pad Left"];
	[buttons removeObjectForKey: @"D-Pad Right"];

	if ([_axes objectForKey: @"Z"] != nil)
		[buttons setObject: self.leftTriggerButton forKey: @"LT"];

	if ([_axes objectForKey: @"RZ"] != nil)
		[buttons setObject: self.rightTriggerButton forKey: @"RT"];

	[buttons makeImmutable];

	return buttons;
}

- (OFDictionary OF_GENERIC(OFString *, OHGameControllerAxis *) *)axes
{
	OFMutableDictionary *axes = [[_axes mutableCopy] autorelease];


	[axes removeObjectForKey: @"X"];
	[axes removeObjectForKey: @"Y"];
	[axes removeObjectForKey: @"RX"];
	[axes removeObjectForKey: @"RY"];
	[axes removeObjectForKey: @"Z"];
	[axes removeObjectForKey: @"RZ"];

	    @"Left Thumbstick", self.leftThumbstick,
	    @"Right Thumbstick", self.rightThumbstick,
	    @"D-Pad", self.dPad, nil];
}

- (OHGameControllerButton *)northButton
{
	return [_buttons objectForKey: @"Y"];
}

- (OHGameControllerButton *)southButton
{
	return [_buttons objectForKey: @"A"];
}

- (OHGameControllerButton *)westButton
{
	return [_buttons objectForKey: @"X"];
}

- (OHGameControllerButton *)eastButton
{
	return [_buttons objectForKey: @"B"];
}

- (OHGameControllerButton *)leftShoulderButton
{
	return [_buttons objectForKey: @"LB"];
}

- (OHGameControllerButton *)rightShoulderButton
{
	return [_buttons objectForKey: @"RB"];
}

- (OHGameControllerButton *)leftTriggerButton
{
	OHGameControllerAxis *axis = [_axes objectForKey: @"Z"];

	if (axis != nil)
		return [[[OHGameControllerEmulatedTriggerButton alloc]
		    initWithName: @"LT"
			    axis: axis] autorelease];

	return [_buttons objectForKey: @"LT"];
}

- (OHGameControllerButton *)rightTriggerButton
{
	OHGameControllerAxis *axis = [_axes objectForKey: @"RZ"];

	if (axis != nil)
		return [[[OHGameControllerEmulatedTriggerButton alloc]
		    initWithName: @"RT"
			    axis: axis] autorelease];

	return [_buttons objectForKey: @"RT"];
}

- (OHGameControllerButton *)leftThumbstickButton
{
	return [_buttons objectForKey: @"LSB"];
}

- (OHGameControllerButton *)rightThumbstickButton
{
	return [_buttons objectForKey: @"RSB"];
}

- (OHGameControllerButton *)menuButton
{
	return [_buttons objectForKey: @"Start"];
}

- (OHGameControllerButton *)optionsButton
{
	return [_buttons objectForKey: @"Back"];
}

- (OHGameControllerButton *)homeButton
{
	return [_buttons objectForKey: @"Guide"];
}

- (OHGameControllerDirectionalPad *)leftThumbstick
{
	OHGameControllerAxis *xAxis = [_axes objectForKey: @"X"];
	OHGameControllerAxis *yAxis = [_axes objectForKey: @"Y"];

	if (xAxis == nil || yAxis == nil)
		return nil;

	return [[[OHGameControllerDirectionalPad alloc]
	    initWithName: @"Left Thumbstick"
		   xAxis: xAxis
		   yAxis: yAxis] autorelease];
}

- (OHGameControllerDirectionalPad *)rightThumbstick
{
	OHGameControllerAxis *xAxis = [_axes objectForKey: @"RX"];
	OHGameControllerAxis *yAxis = [_axes objectForKey: @"RY"];

	if (xAxis == nil || yAxis == nil)
		return nil;

	return [[[OHGameControllerDirectionalPad alloc]
	    initWithName: @"Right Thumbstick"
		   xAxis: xAxis
		   yAxis: yAxis] autorelease];
}

- (OHGameControllerDirectionalPad *)dPad
{
	OHGameControllerAxis *xAxis = [_axes objectForKey: @"HAT0X"];
	OHGameControllerAxis *yAxis = [_axes objectForKey: @"HAT0Y"];
	OHGameControllerButton *up, *down, *left, *right;

	if (xAxis != nil && yAxis != nil)
		return [[[OHGameControllerDirectionalPad alloc]
		    initWithName: @"D-Pad"
			   xAxis: xAxis
			   yAxis: yAxis] autorelease];

	up = [_buttons objectForKey: @"D-Pad Up"];
	down = [_buttons objectForKey: @"D-Pad Down"];
	left = [_buttons objectForKey: @"D-Pad Left"];
	right = [_buttons objectForKey: @"D-Pad Right"];

	if (up != nil && down != nil && left != nil && right != nil)
		return [[[OHGameControllerDirectionalPad alloc]
		    initWithName: @"D-Pad"
			      up: up
			    down: down
			    left: left
			   right: right] autorelease];

	return nil;
}
@end

 * <https://www.gnu.org/licenses/>.
 */

#import "OHGameController.h"
#import "OHGameControllerProfile.h"

OF_ASSUME_NONNULL_BEGIN

@protocol OHEvdevMapping <OFObject>
- (OHGameControllerButton *)oh_buttonForEvdevButton: (uint16_t)button;
- (OHGameControllerAxis *)oh_axisForEvdevAxis: (uint16_t)axis;
@end

@interface OHEvdevGameController: OHGameController
{
	OFString *_path;
	int _fd;
	bool _discardUntilReport;
	unsigned long *_evBits, *_keyBits, *_absBits;
	uint16_t _vendorID, _productID;
	OFString *_name;
	id <OHGameControllerProfile, OHEvdevMapping> _profile;
}

- (instancetype)initWithPath: (OFString *)path;
- (void)oh_pollState;
@end

extern const uint16_t OHEvdevButtonIDs[];
extern const size_t OHNumEvdevButtonIDs;
extern const uint16_t OHEvdevAxisIDs[];
extern const size_t OHNumEvdevAxisIDs;

OF_ASSUME_NONNULL_END

#import "OFArray.h"
#import "OFDictionary.h"
#import "OFFileManager.h"
#import "OFLocale.h"
#import "OFNumber.h"

#import "OHDualSenseGamepad.h"
#import "OHDualShock4Gamepad.h"
#import "OHEvdevExtendedGamepad.h"
#import "OHGameControllerAxis+Private.h"
#import "OHGameControllerAxis.h"
#import "OHGameControllerButton.h"
#import "OHGameControllerProfile.h"
#import "OHStadiaGamepad.h"

#include <sys/ioctl.h>
#include <linux/input.h>

#import "OFInitializationFailedException.h"
#import "OFInvalidArgumentException.h"
#import "OFOpenItemFailedException.h"
#import "OFOutOfRangeException.h"
#import "OFReadFailedException.h"


















const uint16_t OHEvdevButtonIDs[] = {
	BTN_A, BTN_B, BTN_C, BTN_X, BTN_Y, BTN_Z, BTN_TL, BTN_TR, BTN_TL2,
	BTN_TR2, BTN_SELECT, BTN_START, BTN_MODE, BTN_THUMBL, BTN_THUMBR,
	BTN_DPAD_UP, BTN_DPAD_DOWN, BTN_DPAD_LEFT, BTN_DPAD_RIGHT,
	BTN_TRIGGER_HAPPY1, BTN_TRIGGER_HAPPY2, BTN_TRIGGER_HAPPY3,
	BTN_TRIGGER_HAPPY4, BTN_TRIGGER_HAPPY5, BTN_TRIGGER_HAPPY6,
	BTN_TRIGGER_HAPPY7, BTN_TRIGGER_HAPPY8, BTN_TRIGGER_HAPPY9,
	BTN_TRIGGER_HAPPY10, BTN_TRIGGER_HAPPY11, BTN_TRIGGER_HAPPY12,
	BTN_TRIGGER_HAPPY13, BTN_TRIGGER_HAPPY14, BTN_TRIGGER_HAPPY15,
	BTN_TRIGGER_HAPPY16, BTN_TRIGGER_HAPPY17, BTN_TRIGGER_HAPPY18,
	BTN_TRIGGER_HAPPY19, BTN_TRIGGER_HAPPY20, BTN_TRIGGER_HAPPY21,
	BTN_TRIGGER_HAPPY22, BTN_TRIGGER_HAPPY23, BTN_TRIGGER_HAPPY24,
	BTN_TRIGGER_HAPPY25, BTN_TRIGGER_HAPPY26, BTN_TRIGGER_HAPPY27,
	BTN_TRIGGER_HAPPY28, BTN_TRIGGER_HAPPY29, BTN_TRIGGER_HAPPY30,
	BTN_TRIGGER_HAPPY31, BTN_TRIGGER_HAPPY32, BTN_TRIGGER_HAPPY33,
	BTN_TRIGGER_HAPPY34, BTN_TRIGGER_HAPPY35, BTN_TRIGGER_HAPPY36,
	BTN_TRIGGER_HAPPY37, BTN_TRIGGER_HAPPY38, BTN_TRIGGER_HAPPY39,
	BTN_TRIGGER_HAPPY40
};
const size_t OHNumEvdevButtonIDs =
    sizeof(OHEvdevButtonIDs) / sizeof(*OHEvdevButtonIDs);
const uint16_t OHEvdevAxisIDs[] = {
	ABS_X, ABS_Y, ABS_Z, ABS_RX, ABS_RY, ABS_RZ, ABS_THROTTLE, ABS_RUDDER,
	ABS_WHEEL, ABS_GAS, ABS_BRAKE, ABS_HAT0X, ABS_HAT0Y, ABS_HAT1X,
	ABS_HAT1Y, ABS_HAT2X, ABS_HAT2Y, ABS_HAT3X, ABS_HAT3Y
};
const size_t OHNumEvdevAxisIDs =



































































































































    sizeof(OHEvdevAxisIDs) / sizeof(*OHEvdevAxisIDs);











































































































































































static float
scale(float value, float min, float max)
{
	if (value < min)
		value = min;
	if (value > max)
		value = max;

	return ((value - min) / (max - min) * 2) - 1;
}

@implementation OHEvdevGameController
@synthesize name = _name, profile = _profile;

+ (OFArray OF_GENERIC(OHGameController *) *)controllers
{
	OFMutableArray *controllers = [OFMutableArray array];
	void *pool = objc_autoreleasePoolPush();

	for (OFString *device in [[OFFileManager defaultManager]

	self = [super init];

	@try {
		void *pool = objc_autoreleasePoolPush();
		OFStringEncoding encoding = [OFLocale encoding];
		struct input_id inputID;
		char name[128];


		_path = [path copy];

		if ((_fd = open([_path cStringWithEncoding: encoding],
		    O_RDONLY | O_NONBLOCK)) == -1)
			@throw [OFOpenItemFailedException
			    exceptionWithPath: _path

		if (ioctl(_fd, EVIOCGNAME(sizeof(name)), name) == -1)
			@throw [OFInitializationFailedException exception];

		_name = [[OFString alloc] initWithCString: name
						 encoding: encoding];






















		if (OFBitSetIsSet(_evBits, EV_ABS)) {
			_absBits = OFAllocZeroedMemory(OFRoundUpToPowerOf2(
			    OF_ULONG_BIT, ABS_MAX) / OF_ULONG_BIT,
			    sizeof(unsigned long));

			if (ioctl(_fd, EVIOCGBIT(EV_ABS, OFRoundUpToPowerOf2(
			    OF_ULONG_BIT, ABS_MAX) / OF_ULONG_BIT *
			    sizeof(unsigned long)), _absBits) == -1)
				@throw [OFInitializationFailedException
				    exception];
		}






		if (_vendorID == OHVendorIDSony &&
		    _productID == OHProductIDDualSense)
			_profile = [[OHDualSenseGamepad alloc] init];
		else if (_vendorID == OHVendorIDSony &&

		    _productID == OHProductIDDualShock4)
			_profile = [[OHDualShock4Gamepad alloc] init];
		else if (_vendorID == OHVendorIDGoogle &&
		    _productID == OHProductIDStadiaController)


			_profile = [[OHStadiaGamepad alloc] init];





		else
			_profile = [[OHEvdevExtendedGamepad alloc]
			    initWithKeyBits: _keyBits
				     evBits: _evBits
				    absBits: _absBits
				   vendorID: _vendorID
				  productID: _productID];

		[self oh_pollState];

		objc_autoreleasePoolPop(pool);
	} @catch (id e) {
		[self release];
		@throw e;

		close(_fd);

	OFFreeMemory(_evBits);
	OFFreeMemory(_keyBits);
	OFFreeMemory(_absBits);

	[_name release];
	[_profile release];

	[super dealloc];
}

- (OFNumber *)vendorID
{
	return [OFNumber numberWithUnsignedShort: _vendorID];

	if (ioctl(_fd, EVIOCGKEY(sizeof(keyState)), &keyState) == -1)
		@throw [OFReadFailedException
		    exceptionWithObject: self
			requestedLength: sizeof(keyState)
				  errNo: errno];

	for (size_t i = 0; i < OHNumEvdevButtonIDs; i++) {


		OHGameControllerButton *button;

		if (!OFBitSetIsSet(_keyBits, OHEvdevButtonIDs[i]))
			continue;

		button = [_profile


		    oh_buttonForEvdevButton: OHEvdevButtonIDs[i]];

		if (button == nil)
			continue;

		if (OFBitSetIsSet(keyState, OHEvdevButtonIDs[i]))
			button.value = 1.f;
		else
			button.value = 0.f;
	}

	if (OFBitSetIsSet(_evBits, EV_ABS)) {
		for (size_t i = 0; i < OHNumEvdevAxisIDs; i++) {

			struct input_absinfo info;

			OHGameControllerAxis *axis;

			if (!OFBitSetIsSet(_absBits, OHEvdevAxisIDs[i]))
				continue;




			axis = [_profile
			    oh_axisForEvdevAxis: OHEvdevAxisIDs[i]];

			if (axis == nil)
				continue;

			if (ioctl(_fd, EVIOCGABS(OHEvdevAxisIDs[i]),
			    &info) == -1)
				@throw [OFReadFailedException
				    exceptionWithObject: self
					requestedLength: sizeof(info)
						  errNo: errno];

			axis.oh_minRawValue = info.minimum;
			axis.oh_maxRawValue = info.maximum;
			axis.value = scale(info.value,
			    info.minimum, info.maximum);
		}
	}
}

- (void)retrieveState
{
	void *pool = objc_autoreleasePoolPush();
	struct input_event event;

	for (;;) {

		OHGameControllerButton *button;
		OHGameControllerAxis *axis;

		errno = 0;

		if (read(_fd, &event, sizeof(event)) < (int)sizeof(event)) {
			if (errno == EWOULDBLOCK) {
				objc_autoreleasePoolPop(pool);
				return;

		case EV_SYN:
			if (event.value == SYN_DROPPED) {
				_discardUntilReport = true;
				continue;
			}
			break;
		case EV_KEY:



			button = [_profile oh_buttonForEvdevButton: event.code];

			if (button == nil)
				continue;

			if (event.value)
				button.value = 1.f;
			else
				button.value = 0.f;

			break;
		case EV_ABS:



			axis = [_profile oh_axisForEvdevAxis: event.code];


			if (axis == nil)
				continue;

			axis.value = scale(event.value,
			   axis.oh_minRawValue, axis.oh_maxRawValue);

			break;
		}
	}
}

- (id <OHGamepad>)gamepad
{
	if ([_profile conformsToProtocol: @protocol(OHGamepad)])
		return (id <OHGamepad>)_profile;

	return nil;
}

- (id <OHExtendedGamepad>)extendedGamepad
{











	if ([_profile conformsToProtocol: @protocol(OHExtendedGamepad)])


		return (id <OHExtendedGamepad>)_profile;


	return nil;

}

- (OFComparisonResult)compare: (OHEvdevGameController *)otherController
{
	unsigned long long selfIndex, otherIndex;

	if (![otherController isKindOfClass: [OHEvdevGameController class]])
		@throw [OFInvalidArgumentException exception];

	selfIndex = [_path substringFromIndex: 16].unsignedLongLongValue;
	otherIndex = [otherController->_path substringFromIndex: 16]
	    .unsignedLongLongValue;

	if (selfIndex > otherIndex)
		return OFOrderedDescending;
	if (selfIndex < otherIndex)
		return OFOrderedAscending;

	return OFOrderedSame;
}
@end

/*
 * Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version 3.0 only,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
 * version 3.0 for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#import "OHEvdevGameController.h"
#import "OHGameControllerProfile.h"

OF_ASSUME_NONNULL_BEGIN

@interface OHEvdevGameControllerProfile: OFObject <OHGameControllerProfile,
    OHEvdevMapping>
{
	OFDictionary OF_GENERIC(OFString *, OHGameControllerButton *) *_buttons;
	OFDictionary OF_GENERIC(OFString *, OHGameControllerAxis *) *_axes;
	uint16_t _vendorID, _productID;
}

- (instancetype)initWithKeyBits: (unsigned long *)keyBits
			 evBits: (unsigned long *)evBits
			absBits: (unsigned long *)absBits
		       vendorID: (uint16_t)vendorID
		      productID: (uint16_t)productID;
@end

OF_ASSUME_NONNULL_END

/*
 * Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version 3.0 only,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
 * version 3.0 for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#include "config.h"

#import "OHEvdevGameControllerProfile.h"
#import "OFDictionary.h"
#import "OHGameControllerAxis.h"
#import "OHGameControllerButton.h"

#include <linux/input.h>

static OFString *
buttonToName(uint16_t button, uint16_t vendorID, uint16_t productID)
{
	if (vendorID == OHVendorIDNintendo &&
	    productID == OHProductIDLeftJoyCon) {
		switch (button) {
		case BTN_TL:
			return @"L";
		case BTN_TL2:
			return @"ZL";
		case BTN_THUMBL:
			return @"Left Thumbstick";
		case BTN_SELECT:
			return @"-";
		case BTN_Z:
			return @"Capture";
		case BTN_TR:
			return @"SL";
		case BTN_TR2:
			return @"SR";
		}
	} else if (vendorID == OHVendorIDNintendo &&
	    productID == OHProductIDRightJoyCon) {
		switch (button) {
		case BTN_NORTH:
			return @"X";
		case BTN_SOUTH:
			return @"B";
		case BTN_WEST:
			return @"Y";
		case BTN_EAST:
			return @"A";
		case BTN_TR:
			return @"R";
		case BTN_TR2:
			return @"ZR";
		case BTN_THUMBR:
			return @"Right Thumbstick";
		case BTN_START:
			return @"+";
		case BTN_MODE:
			return @"Home";
		case BTN_TL:
			return @"SL";
		case BTN_TL2:
			return @"SR";
		}
	} else if (vendorID == OHVendorIDNintendo &&
	    productID == OHProductIDN64Controller) {
		switch (button) {
		case BTN_SELECT:
			return @"C-Pad Up";
		case BTN_X:
			return @"C-Pad Down";
		case BTN_Y:
			return @"C-Pad Left";
		case BTN_C:
			return @"C-Pad Right";
		case BTN_TL:
			return @"L";
		case BTN_TR:
			return @"R";
		case BTN_TL2:
			return @"Z";
		case BTN_TR2:
			return @"ZR";
		case BTN_MODE:
			return @"Home";
		case BTN_Z:
			return @"Capture";
		}
	}

	switch (button) {
	case BTN_A:
		return @"A";
	case BTN_B:
		return @"B";
	case BTN_C:
		return @"C";
	case BTN_X:
		return @"X";
	case BTN_Y:
		return @"Y";
	case BTN_Z:
		return @"Z";
	case BTN_TL:
		return @"LB";
	case BTN_TR:
		return @"RB";
	case BTN_TL2:
		return @"LT";
	case BTN_TR2:
		return @"RT";
	case BTN_SELECT:
		return @"Back";
	case BTN_START:
		return @"Start";
	case BTN_MODE:
		return @"Guide";
	case BTN_THUMBL:
		return @"LSB";
	case BTN_THUMBR:
		return @"RSB";
	case BTN_DPAD_UP:
		return @"D-Pad Up";
	case BTN_DPAD_DOWN:
		return @"D-Pad Down";
	case BTN_DPAD_LEFT:
		return @"D-Pad Left";
	case BTN_DPAD_RIGHT:
		return @"D-Pad Right";
	case BTN_TRIGGER_HAPPY1:
		return @"Trigger Happy 1";
	case BTN_TRIGGER_HAPPY2:
		return @"Trigger Happy 2";
	case BTN_TRIGGER_HAPPY3:
		return @"Trigger Happy 3";
	case BTN_TRIGGER_HAPPY4:
		return @"Trigger Happy 4";
	case BTN_TRIGGER_HAPPY5:
		return @"Trigger Happy 5";
	case BTN_TRIGGER_HAPPY6:
		return @"Trigger Happy 6";
	case BTN_TRIGGER_HAPPY7:
		return @"Trigger Happy 7";
	case BTN_TRIGGER_HAPPY8:
		return @"Trigger Happy 8";
	case BTN_TRIGGER_HAPPY9:
		return @"Trigger Happy 9";
	case BTN_TRIGGER_HAPPY10:
		return @"Trigger Happy 10";
	case BTN_TRIGGER_HAPPY11:
		return @"Trigger Happy 11";
	case BTN_TRIGGER_HAPPY12:
		return @"Trigger Happy 12";
	case BTN_TRIGGER_HAPPY13:
		return @"Trigger Happy 13";
	case BTN_TRIGGER_HAPPY14:
		return @"Trigger Happy 14";
	case BTN_TRIGGER_HAPPY15:
		return @"Trigger Happy 15";
	case BTN_TRIGGER_HAPPY16:
		return @"Trigger Happy 16";
	case BTN_TRIGGER_HAPPY17:
		return @"Trigger Happy 17";
	case BTN_TRIGGER_HAPPY18:
		return @"Trigger Happy 18";
	case BTN_TRIGGER_HAPPY19:
		return @"Trigger Happy 19";
	case BTN_TRIGGER_HAPPY20:
		return @"Trigger Happy 20";
	case BTN_TRIGGER_HAPPY21:
		return @"Trigger Happy 21";
	case BTN_TRIGGER_HAPPY22:
		return @"Trigger Happy 22";
	case BTN_TRIGGER_HAPPY23:
		return @"Trigger Happy 23";
	case BTN_TRIGGER_HAPPY24:
		return @"Trigger Happy 24";
	case BTN_TRIGGER_HAPPY25:
		return @"Trigger Happy 25";
	case BTN_TRIGGER_HAPPY26:
		return @"Trigger Happy 26";
	case BTN_TRIGGER_HAPPY27:
		return @"Trigger Happy 27";
	case BTN_TRIGGER_HAPPY28:
		return @"Trigger Happy 28";
	case BTN_TRIGGER_HAPPY29:
		return @"Trigger Happy 29";
	case BTN_TRIGGER_HAPPY30:
		return @"Trigger Happy 30";
	case BTN_TRIGGER_HAPPY31:
		return @"Trigger Happy 31";
	case BTN_TRIGGER_HAPPY32:
		return @"Trigger Happy 32";
	case BTN_TRIGGER_HAPPY33:
		return @"Trigger Happy 33";
	case BTN_TRIGGER_HAPPY34:
		return @"Trigger Happy 34";
	case BTN_TRIGGER_HAPPY35:
		return @"Trigger Happy 35";
	case BTN_TRIGGER_HAPPY36:
		return @"Trigger Happy 36";
	case BTN_TRIGGER_HAPPY37:
		return @"Trigger Happy 37";
	case BTN_TRIGGER_HAPPY38:
		return @"Trigger Happy 38";
	case BTN_TRIGGER_HAPPY39:
		return @"Trigger Happy 39";
	case BTN_TRIGGER_HAPPY40:
		return @"Trigger Happy 40";
	default:
		return nil;
	}
}

static OFString *
axisToName(uint16_t axis)
{
	switch (axis) {
	case ABS_X:
		return @"X";
	case ABS_Y:
		return @"Y";
	case ABS_Z:
		return @"Z";
	case ABS_RX:
		return @"RX";
	case ABS_RY:
		return @"RY";
	case ABS_RZ:
		return @"RZ";
	case ABS_THROTTLE:
		return @"Throttle";
	case ABS_RUDDER:
		return @"Rudder";
	case ABS_WHEEL:
		return @"Wheel";
	case ABS_GAS:
		return @"Gas";
	case ABS_BRAKE:
		return @"Brake";
	case ABS_HAT0X:
		return @"HAT0X";
	case ABS_HAT0Y:
		return @"HAT0Y";
	case ABS_HAT1X:
		return @"HAT1X";
	case ABS_HAT1Y:
		return @"HAT1Y";
	case ABS_HAT2X:
		return @"HAT2X";
	case ABS_HAT2Y:
		return @"HAT2Y";
	case ABS_HAT3X:
		return @"HAT3X";
	case ABS_HAT3Y:
		return @"HAT3Y";
	default:
		return nil;
	}
}

@implementation OHEvdevGameControllerProfile
@synthesize buttons = _buttons, axes = _axes;

- (instancetype)initWithKeyBits: (unsigned long *)keyBits
			 evBits: (unsigned long *)evBits
			absBits: (unsigned long *)absBits
		       vendorID: (uint16_t)vendorID
		      productID: (uint16_t)productID
{
	self = [super init];

	@try {
		void *pool = objc_autoreleasePoolPush();
		OFMutableDictionary *buttons, *axes;

		buttons = [OFMutableDictionary dictionary];
		for (size_t i = 0; i < OHNumEvdevButtonIDs; i++) {
			if (OFBitSetIsSet(keyBits, OHEvdevButtonIDs[i])) {
				OFString *buttonName;
				OHGameControllerButton *button;

				buttonName = buttonToName(OHEvdevButtonIDs[i],
				    vendorID, productID);
				if (buttonName == nil)
					continue;

				button = [[[OHGameControllerButton alloc]
				    initWithName: buttonName] autorelease];

				[buttons setObject: button forKey: buttonName];
			}
		}
		[buttons makeImmutable];

		axes = [OFMutableDictionary dictionary];
		if (OFBitSetIsSet(evBits, EV_ABS)) {
			for (size_t i = 0; i < OHNumEvdevAxisIDs; i++) {
				if (OFBitSetIsSet(absBits, OHEvdevAxisIDs[i])) {
					OFString *axisName;
					OHGameControllerAxis *axis;

					axisName =
					    axisToName(OHEvdevAxisIDs[i]);
					if (axisName == nil)
						continue;

					axis = [[[OHGameControllerAxis
					    alloc] initWithName: axisName]
					    autorelease];

					[axes setObject: axis forKey: axisName];
				}
			}
		}
		[axes makeImmutable];

		_buttons = [buttons retain];
		_axes = [axes retain];
		_vendorID = vendorID;
		_productID = productID;

		objc_autoreleasePoolPop(pool);
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (void)dealloc
{
	[_buttons release];
	[_axes release];

	[super dealloc];
}

- (OFDictionary OF_GENERIC(OFString *, OHGameControllerDirectionalPad *) *)
    directionalPads
{
	return [OFDictionary dictionary];
}

- (OHGameControllerButton *)oh_buttonForEvdevButton: (uint16_t)button
{
	OFString *name;

	if ((name = buttonToName(button, _vendorID, _productID)) == nil)
		return nil;

	return [_buttons objectForKey: name];
}

- (OHGameControllerAxis *)oh_axisForEvdevAxis: (uint16_t)axis
{
	OFString *name;

	if ((name = axisToName(axis)) == nil)
		return nil;

	return [_axes objectForKey: name];
}
@end

/**
 * @brief The product ID of the controller or `nil` if unavailable.
 */
@property OF_NULLABLE_PROPERTY (readonly, nonatomic) OFNumber *productID;

/**
 * @brief The profile for the game controller.

 */
@property (readonly, nonatomic) id <OHGameControllerProfile> profile;

/**
 * @brief The gamepad profile for the game controller, or `nil` if not
 *	  supported.
 */
@property OF_NULLABLE_PROPERTY (readonly, nonatomic) id <OHGamepad> gamepad;

const uint16_t OHProductIDDualSense = 0x0CE6;
const uint16_t OHProductIDLeftJoyCon = 0x2006;
const uint16_t OHProductIDRightJoyCon = 0x2007;
const uint16_t OHProductIDN64Controller = 0x2019;
const uint16_t OHProductIDStadiaController = 0x9400;

@implementation OHGameController
@dynamic name, profile;

+ (OFArray OF_GENERIC(OHGameController *) *)controllers
{
#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
	return [OHEvdevGameController controllers];
#elif defined(OF_WINDOWS)
	return [OHXInputGameController controllers];

/*
 * Copyright (c) 2008-2024 Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This program is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License version 3.0 only,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
 * version 3.0 for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#import "OHGameControllerAxis.h"

OF_ASSUME_NONNULL_BEGIN

@interface OHGameControllerAxis ()
#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
@property (nonatomic, setter=oh_setMinRawValue:) int32_t oh_minRawValue;
@property (nonatomic, setter=oh_setMaxRawValue:) int32_t oh_maxRawValue;
#endif
@end

OF_ASSUME_NONNULL_END

 *	  OHGameControllerAxis.h ObjFWHID/OHGameControllerAxis.h
 *
 * @brief An axis of a game controller.
 */
@interface OHGameControllerAxis: OHGameControllerElement
{
	float _value;
#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
	int32_t _minRawValue, _maxRawValue;
#endif
	OF_RESERVE_IVARS(OHGameControllerButton, 4)
}

/**
 * @brief The value of the axis.
 */
@property (nonatomic) float value;

 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#include "config.h"

#import "OHGameControllerAxis.h"
#import "OHGameControllerAxis+Private.h"

@implementation OHGameControllerAxis
@synthesize value = _value;
#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
@synthesize oh_minRawValue = _minRawValue, oh_maxRawValue = _maxRawValue;
#endif

- (OFString *)description
{
	return [OFString stringWithFormat: @"<%@: %@>", self.class, self.name];
}
@end

@class OHGameControllerAxis;

OF_SUBCLASSING_RESTRICTED
@interface OHGameControllerEmulatedTriggerButton: OHGameControllerButton
{
	OHGameControllerAxis *_axis;
}

@property (readonly, nonatomic) OHGameControllerAxis *axis;

- (instancetype)initWithName: (OFString *)name OF_UNAVAILABLE;
- (instancetype)initWithName: (OFString *)name
			axis: (OHGameControllerAxis *)axis;
@end

OF_ASSUME_NONNULL_END

#include "config.h"

#import "OHGameControllerEmulatedTriggerButton.h"
#import "OHGameControllerAxis.h"

@implementation OHGameControllerEmulatedTriggerButton
@synthesize axis = _axis;

- (instancetype)initWithName: (OFString *)name
{
	OF_INVALID_INIT_METHOD
}

- (instancetype)initWithName: (OFString *)name
			axis: (OHGameControllerAxis *)axis

}

- (OFString *)name
{
	return @"Nintendo 3DS";
}

- (id <OHGameControllerProfile>)profile
{
	return _extendedGamepad;
}

- (id <OHGamepad>)gamepad
{
	return _extendedGamepad;

}

- (OFString *)name
{
	return @"Nintendo DS";
}

- (id <OHGameControllerProfile>)profile
{
	return _gamepad;
}
@end

}

- (OFString *)name
{
	return @"Nintendo Switch";
}

- (id <OHGameControllerProfile>)profile
{
	return _extendedGamepad;
}

- (id <OHGamepad>)gamepad
{
	return _extendedGamepad;

 * version 3.0 for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#import "OHExtendedGamepad.h"
#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
# import "OHEvdevGameController.h"
#endif

OF_ASSUME_NONNULL_BEGIN

@interface OHStadiaGamepad: OFObject <OHExtendedGamepad,
#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
    OHEvdevMapping
#endif
>
@end

OF_ASSUME_NONNULL_END

 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#include "config.h"

#import "OHStadiaGamepad.h"
#import "OFDictionary.h"
#import "OHGameControllerAxis.h"
#import "OHGameControllerButton.h"
#import "OHGameControllerDirectionalPad.h"
#import "OHGameControllerEmulatedTriggerButton.h"

#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
# include <linux/input.h>
#endif

static OFString *const buttonNames[] = {
	@"A", @"B", @"X", @"Y", @"L1", @"R1", @"L3", @"R3", @"Menu", @"Options",
	@"Capture", @"Stadia", @"Assistant"
};
static const size_t numButtons = sizeof(buttonNames) / sizeof(*buttonNames);

@implementation OHStadiaGamepad
@synthesize buttons = _buttons, directionalPads = _directionalPads;

- (instancetype)init
{
	self = [super init];

	@try {
		void *pool = objc_autoreleasePoolPush();
		OFMutableDictionary *buttons =
		    [OFMutableDictionary dictionaryWithCapacity: numButtons];
		OHGameControllerButton *button;
		OFMutableDictionary *directionalPads;
		OHGameControllerAxis *axis, *xAxis, *yAxis;
		OHGameControllerDirectionalPad *directionalPad;

		for (size_t i = 0; i < numButtons; i++) {
			button = [[[OHGameControllerButton alloc]
			    initWithName: buttonNames[i]] autorelease];
			[buttons setObject: button forKey: buttonNames[i]];
		}

		axis = [[[OHGameControllerAxis alloc]
		    initWithName: @"L2"] autorelease];
		button = [[[OHGameControllerEmulatedTriggerButton alloc]
		    initWithName: @"L2"
			    axis: axis] autorelease];
		[buttons setObject: button forKey: @"L2"];

		axis = [[[OHGameControllerAxis alloc]
		    initWithName: @"R2"] autorelease];
		button = [[[OHGameControllerEmulatedTriggerButton alloc]
		    initWithName: @"R2"
			    axis: axis] autorelease];
		[buttons setObject: button forKey: @"R2"];

		[buttons makeImmutable];
		_buttons = [buttons retain];

		directionalPads =
		    [OFMutableDictionary dictionaryWithCapacity: 3];

		xAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"X"] autorelease];
		yAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"Y"] autorelease];
		directionalPad = [[[OHGameControllerDirectionalPad alloc]
		    initWithName: @"Left Stick"
			   xAxis: xAxis
			   yAxis: yAxis] autorelease];
		[directionalPads setObject: directionalPad
				    forKey: @"Left Stick"];

		xAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"RX"] autorelease];
		yAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"RY"] autorelease];
		directionalPad = [[[OHGameControllerDirectionalPad alloc]
		    initWithName: @"Right Stick"
			   xAxis: xAxis
			   yAxis: yAxis] autorelease];
		[directionalPads setObject: directionalPad
				    forKey: @"Right Stick"];

		xAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"D-Pad X"] autorelease];
		yAxis = [[[OHGameControllerAxis alloc]
		    initWithName: @"D-Pad Y"] autorelease];
		directionalPad = [[[OHGameControllerDirectionalPad alloc]
		    initWithName: @"D-Pad"
			   xAxis: xAxis
			   yAxis: yAxis] autorelease];
		[directionalPads setObject: directionalPad forKey: @"D-Pad"];

		[directionalPads makeImmutable];
		_directionalPads = [directionalPads retain];

		objc_autoreleasePoolPop(pool);
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (void)dealloc
{
	[_buttons release];
	[_directionalPads release];

	[super dealloc];
}

- (OFDictionary OF_GENERIC(OFString *, OHGameControllerAxis *) *)axes
{
	return [OFDictionary dictionary];

}

- (OHGameControllerButton *)northButton
{
	return [_buttons objectForKey: @"Y"];
}

- (OHGameControllerButton *)southButton
{
	return [_buttons objectForKey: @"A"];
}

- (OHGameControllerButton *)westButton
{
	return [_buttons objectForKey: @"X"];


}

- (OHGameControllerButton *)eastButton
{
	return [_buttons objectForKey: @"B"];
}

- (OHGameControllerButton *)leftShoulderButton
{
	return [_buttons objectForKey: @"L1"];
}

- (OHGameControllerButton *)rightShoulderButton
{
	return [_buttons objectForKey: @"R1"];
}

- (OHGameControllerButton *)leftTriggerButton
{
	return [_buttons objectForKey: @"L2"];




}

- (OHGameControllerButton *)rightTriggerButton
{


	return [_buttons objectForKey: @"R2"];
}

- (OHGameControllerButton *)leftThumbstickButton
{
	return [_buttons objectForKey: @"L3"];
}

- (OHGameControllerButton *)rightThumbstickButton
{
	return [_buttons objectForKey: @"R3"];
}

- (OHGameControllerButton *)menuButton
{
	return [_buttons objectForKey: @"Menu"];
}

- (OHGameControllerButton *)optionsButton
{
	return [_buttons objectForKey: @"Options"];
}

- (OHGameControllerButton *)homeButton
{
	return [_buttons objectForKey: @"Stadia"];
}

- (OHGameControllerDirectionalPad *)leftThumbstick
{
	return [_directionalPads objectForKey: @"Left Stick"];
}

- (OHGameControllerDirectionalPad *)rightThumbstick
{

	return [_directionalPads objectForKey: @"Right Stick"];
}

- (OHGameControllerDirectionalPad *)dPad
{
	return [_directionalPads objectForKey: @"D-Pad"];
}

#if defined(OF_LINUX) && defined(OF_HAVE_FILES)
- (OHGameControllerButton *)oh_buttonForEvdevButton: (uint16_t)button
{
	OFString *name;

	switch (button) {
	case BTN_A:
		name = @"A";
		break;
	case BTN_B:
		name = @"B";
		break;
	case BTN_X:
		name = @"X";
		break;
	case BTN_Y:
		name = @"Y";
		break;
	case BTN_TL:
		name = @"L1";
		break;
	case BTN_TR:
		name = @"R1";
		break;
	case BTN_THUMBL:
		name = @"L3";
		break;
	case BTN_THUMBR:
		name = @"R3";
		break;
	case BTN_START:
		name = @"Menu";
		break;
	case BTN_SELECT:
		name = @"Options";
		break;
	case BTN_MODE:
		name = @"Stadia";
		break;
	case BTN_TRIGGER_HAPPY1:
		name = @"Assistant";
		break;
	case BTN_TRIGGER_HAPPY2:
		name = @"Capture";
		break;
	default:
		return nil;
	}

	return [_buttons objectForKey: name];
}

- (OHGameControllerAxis *)oh_axisForEvdevAxis: (uint16_t)axis
{
	switch (axis) {
	case ABS_X:
		return [[_directionalPads objectForKey: @"Left Stick"] xAxis];
	case ABS_Y:
		return [[_directionalPads objectForKey: @"Left Stick"] yAxis];
	case ABS_Z:
		return [[_directionalPads objectForKey: @"Right Stick"] xAxis];
	case ABS_RZ:
		return [[_directionalPads objectForKey: @"Right Stick"] yAxis];
	case ABS_HAT0X:
		return [[_directionalPads objectForKey: @"D-Pad"] xAxis];
	case ABS_HAT0Y:
		return [[_directionalPads objectForKey: @"D-Pad"] yAxis];
	case ABS_BRAKE:
		return ((OHGameControllerEmulatedTriggerButton *)
		    [_buttons objectForKey: @"L2"]).axis;
	case ABS_GAS:
		return ((OHGameControllerEmulatedTriggerButton *)
		    [_buttons objectForKey: @"R2"]).axis;
	default:
		return nil;
	}
}
#endif
@end

OF_ASSUME_NONNULL_BEGIN

@interface OHWiiGameController: OHGameController
{
	int32_t _index;
	uint32_t _type;
	id <OHGameControllerProfile> _profile;
}

- (instancetype)initWithIndex: (int32_t)index type: (uint32_t)type;
@end

OF_ASSUME_NONNULL_END

	if (value >= center)
		return (value - center) / (max - center);
	else
		return (value - center) / (center - min);
}

@implementation OHWiiGameController
@synthesize profile = _profile;

+ (void)initialize
{
	if (self != [OHWiiGameController class])
		return;

	if (WPAD_Init() != WPAD_ERR_NONE)

	self = [super init];

	@try {
		_index = index;
		_type = type;

		if (type == WPAD_EXP_CLASSIC)
			_profile = [[OHWiiClassicController alloc] init];
		else if (type == WPAD_EXP_NUNCHUK)
			_profile = [[OHWiimoteWithNunchuk alloc] init];
		else
			_profile = [[OHWiimote alloc] init];

		[self retrieveState];
	} @catch (id e) {
		[self release];
		@throw e;
	}

	return self;
}

- (void)dealloc
{
	[_profile release];

	[super dealloc];
}

- (void)retrieveState
{
	OFDictionary *buttons = _profile.buttons;
	OFDictionary *directionalPads = _profile.directionalPads;
	WPADData *data;

	if (WPAD_ReadPending(_index, NULL) < WPAD_ERR_NONE)
		@throw [OFReadFailedException
		    exceptionWithObject: self
			requestedLength: sizeof(WPADData)
				  errNo: 0];

	else
		return @"Wiimote";
}

- (id <OHGamepad>)gamepad
{
	if (_type == WPAD_EXP_CLASSIC)
		return (id <OHGamepad>)_profile;

	return nil;
}

- (id <OHExtendedGamepad>)extendedGamepad
{
	if (_type == WPAD_EXP_CLASSIC)
		return (id <OHExtendedGamepad>)_profile;

	return nil;
}
@end

#import "OHXInputGameController.h"
#import "OFArray.h"
#import "OFDictionary.h"
#import "OFNumber.h"
#import "OHGameControllerAxis.h"
#import "OHGameControllerButton.h"
#import "OHGameControllerDirectionalPad.h"
#import "OHXboxGamepad.h"

#import "OFInitializationFailedException.h"
#import "OFReadFailedException.h"

#include <xinput.h>

#ifndef XINPUT_GAMEPAD_GUIDE

				    capabilities.vendorID];
				_productID = [[OFNumber alloc]
				    initWithUnsignedShort:
				    capabilities.productID];
			}
		}

		_extendedGamepad = [[OHXboxGamepad alloc]
		    initWithHasGuideButton: (XInputVersion != 910)];

		[self retrieveState];
	} @catch (id e) {
		[self release];
		@throw e;
	}

	case 910:
		return @"XInput 9.1.0 device";
	}

	return nil;
}

- (id <OHGameControllerProfile>)profile
{
	return _extendedGamepad;
}

- (id <OHGamepad>)gamepad
{
	return _extendedGamepad;
}
@end

 * <https://www.gnu.org/licenses/>.
 */

#import "OHExtendedGamepad.h"

OF_ASSUME_NONNULL_BEGIN

@interface OHXboxGamepad: OFObject <OHExtendedGamepad>
{
	OFDictionary OF_GENERIC(OFString *, OHGameControllerButton *) *_buttons;
	OFDictionary OF_GENERIC(OFString *, OHGameControllerDirectionalPad *)
	    *_directionalPads;
}

- (instancetype)initWithHasGuideButton: (bool)hasGuideButton;

 * You should have received a copy of the GNU Lesser General Public License
 * version 3.0 along with this program. If not, see
 * <https://www.gnu.org/licenses/>.
 */

#include "config.h"

#import "OHXboxGamepad.h"
#import "OFDictionary.h"
#import "OHGameControllerAxis.h"
#import "OHGameControllerButton.h"
#import "OHGameControllerDirectionalPad.h"

static OFString *const buttonNames[] = {
	@"A", @"B", @"X", @"Y", @"LB", @"RB", @"LT", @"RT", @"LSB", @"RSB",
	@"Start", @"Back", @"Guide"
};
static const size_t numButtons = sizeof(buttonNames) / sizeof(*buttonNames);

@implementation OHXboxGamepad
@synthesize buttons = _buttons, directionalPads = _directionalPads;

- (instancetype)init
{
	return [self initWithHasGuideButton: true];
}

		for (size_t i = 0; i < numButtons; i++) {
			OHGameControllerButton *button;

			if ([buttonNames[i] isEqual: @"Guide"] &&
			    !hasGuideButton)
				continue;

			button = [[[OHGameControllerButton alloc]
			    initWithName: buttonNames[i]] autorelease];
			[buttons setObject: button forKey: buttonNames[i]];
		}
		[buttons makeImmutable];
		_buttons = [buttons retain];

		directionalPads =
		    [OFMutableDictionary dictionaryWithCapacity: 3];

			[OFStdOut clear];
		}

		[OFStdOut setCursorPosition: OFMakePoint(0, 0)];

		for (OHGameController *controller in _controllers) {
			id <OHGameControllerProfile> profile =



			    controller.profile;



			[OFStdOut setForegroundColor: [OFColor green]];
			[OFStdOut writeLine: controller.description];

			@try {
				[controller retrieveState];
			} @catch (OFReadFailedException *e) {