mirror of
https://github.com/glfw/glfw.git
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Merge remote-tracking branch 'tikhomirov/osx_joystick'
Conflicts: .gitignore src/cocoa_init.m
This commit is contained in:
Camilla Berglund
commit
2935652f48
6
.gitignore
vendored
6
.gitignore
vendored
@ -3,16 +3,20 @@ cmake_install.cmake
|
||||
CMakeCache.txt
|
||||
Makefile
|
||||
cmake_uninstall.cmake
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||||
.DS_Store
|
||||
src/config.h
|
||||
src/libglfw.pc
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||||
src/libglfw.so
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||||
src/libglfw.a
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||||
src/libglfw.dylib
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||||
examples/boing
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||||
examples/gears
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||||
examples/heightmap
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||||
examples/splitview
|
||||
examples/triangle
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||||
examples/wave
|
||||
examples/*.app
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||||
examples/*.exe
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||||
tests/accuracy
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tests/defaults
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tests/dynamic
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||||
@ -29,3 +33,5 @@ tests/reopen
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tests/sharing
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tests/tearing
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tests/windows
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||||
tests/*.app
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||||
tests/*.exe
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||||
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@ -124,8 +124,12 @@ if (UNIX AND APPLE)
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# Set up library and include paths
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find_library(COCOA_FRAMEWORK Cocoa)
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find_library(IOKIT_FRAMEWORK IOKit)
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find_library(CORE_FOUNDATION_FRAMEWORK CoreFoundation)
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list(APPEND GLFW_LIBRARIES ${COCOA_FRAMEWORK})
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list(APPEND GLFW_LIBRARIES ${OPENGL_gl_LIBRARY})
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list(APPEND GLFW_LIBRARIES ${IOKIT_FRAMEWORK})
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list(APPEND GLFW_LIBRARIES ${CORE_FOUNDATION_FRAMEWORK})
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endif(UNIX AND APPLE)
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#--------------------------------------------------------------------
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@ -230,6 +230,8 @@ int _glfwPlatformInit(void)
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_glfwPlatformGetGammaRamp(&_glfwLibrary.originalRamp);
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_glfwLibrary.currentRamp = _glfwLibrary.originalRamp;
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_glfwInitJoysticks();
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return GL_TRUE;
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}
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@ -251,6 +253,8 @@ int _glfwPlatformTerminate(void)
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[_glfwLibrary.NS.autoreleasePool release];
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_glfwLibrary.NS.autoreleasePool = nil;
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_glfwTerminateJoysticks();
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return GL_TRUE;
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}
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@ -30,6 +30,388 @@
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#include "internal.h"
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#include <unistd.h>
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#include <ctype.h>
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#include <sysexits.h>
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#include <mach/mach.h>
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#include <mach/mach_error.h>
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#include <CoreFoundation/CoreFoundation.h>
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#include <IOKit/IOKitLib.h>
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#include <IOKit/IOCFPlugIn.h>
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#include <IOKit/hid/IOHIDLib.h>
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#include <IOKit/hid/IOHIDKeys.h>
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#include <Kernel/IOKit/hidsystem/IOHIDUsageTables.h>
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//------------------------------------------------------------------------
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// Joystick element information
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//------------------------------------------------------------------------
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typedef struct {
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IOHIDElementCookie Cookie;
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long Value;
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long Min;
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long Max;
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long MinReport;
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long MaxReport;
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} joystick_element_t;
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//------------------------------------------------------------------------
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// Joystick information & state
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//------------------------------------------------------------------------
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typedef struct {
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int Present;
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char Product[256];
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IOHIDDeviceInterface ** Interface;
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int NumAxes;
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int NumButtons;
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int NumHats;
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CFMutableArrayRef Axes;
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CFMutableArrayRef Buttons;
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CFMutableArrayRef Hats;
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} joystick_t;
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joystick_t _glfwJoysticks[GLFW_JOYSTICK_LAST + 1];
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void GetElementsCFArrayHandler(const void * value, void * parameter);
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static void JoystickAddElemet(joystick_t * joystick, CFTypeRef refElement)
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{
|
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long elementType, usagePage, usage;
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CFTypeRef refElementType, refUsagePage, refUsage;
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|
||||
refElementType = CFDictionaryGetValue(refElement, CFSTR(kIOHIDElementTypeKey));
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||||
refUsagePage = CFDictionaryGetValue(refElement, CFSTR(kIOHIDElementUsagePageKey));
|
||||
refUsage = CFDictionaryGetValue(refElement, CFSTR(kIOHIDElementUsageKey));
|
||||
|
||||
CFMutableArrayRef elementsArray = NULL;
|
||||
|
||||
CFNumberGetValue(refElementType, kCFNumberLongType, &elementType);
|
||||
CFNumberGetValue(refUsagePage, kCFNumberLongType, &usagePage);
|
||||
CFNumberGetValue(refUsage, kCFNumberLongType, &usage);
|
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|
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if ((elementType == kIOHIDElementTypeInput_Axis) ||
|
||||
(elementType == kIOHIDElementTypeInput_Button) ||
|
||||
(elementType == kIOHIDElementTypeInput_Misc))
|
||||
{
|
||||
switch (usagePage) /* only interested in kHIDPage_GenericDesktop and kHIDPage_Button */
|
||||
{
|
||||
case kHIDPage_GenericDesktop:
|
||||
switch (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:
|
||||
case kHIDUsage_GD_Slider:
|
||||
case kHIDUsage_GD_Dial:
|
||||
case kHIDUsage_GD_Wheel:
|
||||
joystick->NumAxes++;
|
||||
elementsArray = joystick->Axes;
|
||||
break;
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||||
case kHIDUsage_GD_Hatswitch:
|
||||
joystick->NumHats++;
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||||
elementsArray = joystick->Hats;
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||||
break;
|
||||
}
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||||
break;
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case kHIDPage_Button:
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joystick->NumButtons++;
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elementsArray = joystick->Buttons;
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break;
|
||||
default:
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||||
break;
|
||||
}
|
||||
|
||||
if (elementsArray)
|
||||
{
|
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long number;
|
||||
CFTypeRef refType;
|
||||
|
||||
joystick_element_t * element = (joystick_element_t *) malloc(sizeof(joystick_element_t));
|
||||
|
||||
CFArrayAppendValue(elementsArray, element);
|
||||
|
||||
refType = CFDictionaryGetValue(refElement, CFSTR(kIOHIDElementCookieKey));
|
||||
if (refType && CFNumberGetValue(refType, kCFNumberLongType, &number))
|
||||
element->Cookie = (IOHIDElementCookie) number;
|
||||
|
||||
refType = CFDictionaryGetValue(refElement, CFSTR(kIOHIDElementMinKey));
|
||||
if (refType && CFNumberGetValue(refType, kCFNumberLongType, &number))
|
||||
element->MinReport = element->Min = number;
|
||||
|
||||
refType = CFDictionaryGetValue(refElement, CFSTR(kIOHIDElementMaxKey));
|
||||
if (refType && CFNumberGetValue(refType, kCFNumberLongType, &number))
|
||||
element->MaxReport = element->Max = number;
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
CFTypeRef refElementTop = CFDictionaryGetValue(refElement, CFSTR(kIOHIDElementKey));
|
||||
if (refElementTop)
|
||||
{
|
||||
CFTypeID type = CFGetTypeID (refElementTop);
|
||||
if (type == CFArrayGetTypeID()) /* if element is an array */
|
||||
{
|
||||
CFRange range = {0, CFArrayGetCount (refElementTop)};
|
||||
CFArrayApplyFunction(refElementTop, range, GetElementsCFArrayHandler, joystick);
|
||||
}
|
||||
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void GetElementsCFArrayHandler(const void * value, void * parameter)
|
||||
{
|
||||
if (CFGetTypeID(value) == CFDictionaryGetTypeID())
|
||||
JoystickAddElemet((joystick_t *) parameter, (CFTypeRef) value);
|
||||
}
|
||||
|
||||
|
||||
static long GetElementValue(joystick_t * joystick, joystick_element_t * element)
|
||||
{
|
||||
IOReturn result = kIOReturnSuccess;
|
||||
IOHIDEventStruct hidEvent;
|
||||
hidEvent.value = 0;
|
||||
|
||||
if (NULL != joystick && NULL != element && NULL != joystick->Interface)
|
||||
{
|
||||
result = (*(joystick->Interface))->getElementValue(joystick->Interface, element->Cookie, &hidEvent);
|
||||
if (kIOReturnSuccess == result)
|
||||
{
|
||||
/* record min and max for auto calibration */
|
||||
if (hidEvent.value < element->MinReport)
|
||||
element->MinReport = hidEvent.value;
|
||||
if (hidEvent.value > element->MaxReport)
|
||||
element->MaxReport = hidEvent.value;
|
||||
}
|
||||
}
|
||||
|
||||
/* auto user scale */
|
||||
return (long) hidEvent.value;
|
||||
}
|
||||
|
||||
|
||||
static void RemoveJoystick(joystick_t * joystick)
|
||||
{
|
||||
if (joystick->Present)
|
||||
{
|
||||
joystick->Present = GL_FALSE;
|
||||
|
||||
for (int i = 0; i < joystick->NumAxes; i++)
|
||||
{
|
||||
joystick_element_t * axes =
|
||||
(joystick_element_t *) CFArrayGetValueAtIndex(joystick->Axes, i);
|
||||
free(axes);
|
||||
}
|
||||
CFArrayRemoveAllValues(joystick->Axes);
|
||||
joystick->NumAxes = 0;
|
||||
|
||||
for (int i = 0; i < joystick->NumButtons; i++)
|
||||
{
|
||||
joystick_element_t * button =
|
||||
(joystick_element_t *) CFArrayGetValueAtIndex(joystick->Buttons, i);
|
||||
free(button);
|
||||
}
|
||||
CFArrayRemoveAllValues(joystick->Buttons);
|
||||
joystick->NumButtons = 0;
|
||||
|
||||
for (int i = 0; i < joystick->NumHats; i++)
|
||||
{
|
||||
joystick_element_t * hat =
|
||||
(joystick_element_t *) CFArrayGetValueAtIndex(joystick->Hats, i);
|
||||
free(hat);
|
||||
}
|
||||
CFArrayRemoveAllValues(joystick->Hats);
|
||||
joystick->Hats = 0;
|
||||
|
||||
(*(joystick->Interface))->close(joystick->Interface);
|
||||
(*(joystick->Interface))->Release(joystick->Interface);
|
||||
|
||||
joystick->Interface = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
static void RemovalCallback(void * target, IOReturn result, void * refcon, void * sender)
|
||||
{
|
||||
RemoveJoystick((joystick_t *) refcon);
|
||||
}
|
||||
|
||||
|
||||
static void PollJoystickEvents(void)
|
||||
{
|
||||
for (int i = 0; i < GLFW_JOYSTICK_LAST + 1; i++)
|
||||
{
|
||||
joystick_t * joystick = &_glfwJoysticks[i];
|
||||
|
||||
if (joystick->Present)
|
||||
{
|
||||
for (CFIndex i = 0; i < joystick->NumButtons; i++)
|
||||
{
|
||||
joystick_element_t * button =
|
||||
(joystick_element_t *) CFArrayGetValueAtIndex(joystick->Buttons, i);
|
||||
button->Value = GetElementValue(joystick, button);
|
||||
}
|
||||
|
||||
for (CFIndex i = 0; i < joystick->NumAxes; i++)
|
||||
{
|
||||
joystick_element_t * axes =
|
||||
(joystick_element_t *) CFArrayGetValueAtIndex(joystick->Axes, i);
|
||||
axes->Value = GetElementValue(joystick, axes);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
////// GLFW internal API //////
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
|
||||
//========================================================================
|
||||
// Initialize joystick interface
|
||||
//========================================================================
|
||||
|
||||
void _glfwInitJoysticks(void)
|
||||
{
|
||||
int deviceCounter = 0;
|
||||
IOReturn result = kIOReturnSuccess;
|
||||
mach_port_t masterPort = 0;
|
||||
io_iterator_t objectIterator = 0;
|
||||
CFMutableDictionaryRef hidMatchDictionary = NULL;
|
||||
io_object_t ioHIDDeviceObject = 0;
|
||||
|
||||
result = IOMasterPort(bootstrap_port, &masterPort);
|
||||
hidMatchDictionary = IOServiceMatching(kIOHIDDeviceKey);
|
||||
if (kIOReturnSuccess != result || !hidMatchDictionary)
|
||||
return;
|
||||
|
||||
result = IOServiceGetMatchingServices(masterPort, hidMatchDictionary, &objectIterator);
|
||||
if (kIOReturnSuccess != result)
|
||||
return;
|
||||
|
||||
if (!objectIterator) /* there are no joysticks */
|
||||
return;
|
||||
|
||||
while ((ioHIDDeviceObject = IOIteratorNext(objectIterator)))
|
||||
{
|
||||
CFMutableDictionaryRef hidProperties = 0;
|
||||
kern_return_t result;
|
||||
CFTypeRef refCF = 0;
|
||||
|
||||
IOCFPlugInInterface ** ppPlugInInterface = NULL;
|
||||
HRESULT plugInResult = S_OK;
|
||||
SInt32 score = 0;
|
||||
|
||||
long usagePage, usage;
|
||||
|
||||
|
||||
result = IORegistryEntryCreateCFProperties(
|
||||
ioHIDDeviceObject,
|
||||
&hidProperties,
|
||||
kCFAllocatorDefault,
|
||||
kNilOptions);
|
||||
|
||||
if (result != kIOReturnSuccess) continue;
|
||||
|
||||
/* Check device type */
|
||||
refCF = CFDictionaryGetValue(hidProperties, CFSTR(kIOHIDPrimaryUsagePageKey));
|
||||
if (refCF)
|
||||
CFNumberGetValue(refCF, kCFNumberLongType, &usagePage);
|
||||
|
||||
refCF = CFDictionaryGetValue(hidProperties, CFSTR(kIOHIDPrimaryUsageKey));
|
||||
if (refCF)
|
||||
CFNumberGetValue (refCF, kCFNumberLongType, &usage);
|
||||
|
||||
if ((usagePage != kHIDPage_GenericDesktop) ||
|
||||
(usage != kHIDUsage_GD_Joystick &&
|
||||
usage != kHIDUsage_GD_GamePad &&
|
||||
usage != kHIDUsage_GD_MultiAxisController))
|
||||
{
|
||||
/* We don't interested in this device */
|
||||
continue;
|
||||
}
|
||||
|
||||
|
||||
joystick_t * joystick = &_glfwJoysticks[deviceCounter];
|
||||
|
||||
joystick->Present = GL_TRUE;
|
||||
|
||||
|
||||
result = IOCreatePlugInInterfaceForService(
|
||||
ioHIDDeviceObject,
|
||||
kIOHIDDeviceUserClientTypeID,
|
||||
kIOCFPlugInInterfaceID,
|
||||
&ppPlugInInterface,
|
||||
&score);
|
||||
|
||||
if (kIOReturnSuccess != result)
|
||||
exit(EXIT_SUCCESS);
|
||||
|
||||
plugInResult = (*ppPlugInInterface)->QueryInterface(
|
||||
ppPlugInInterface,
|
||||
CFUUIDGetUUIDBytes(kIOHIDDeviceInterfaceID),
|
||||
(void *) &(joystick->Interface));
|
||||
|
||||
if (S_OK != plugInResult)
|
||||
exit(EXIT_FAILURE);
|
||||
|
||||
(*ppPlugInInterface)->Release(ppPlugInInterface);
|
||||
|
||||
(*(joystick->Interface))->open(joystick->Interface, 0);
|
||||
(*(joystick->Interface))->setRemovalCallback(joystick->Interface, RemovalCallback, joystick, joystick);
|
||||
|
||||
/* Get product string */
|
||||
refCF = CFDictionaryGetValue(hidProperties, CFSTR(kIOHIDProductKey));
|
||||
if (refCF)
|
||||
CFStringGetCString(refCF, (char *) &(joystick->Product), 256, CFStringGetSystemEncoding());
|
||||
|
||||
joystick->NumAxes = 0;
|
||||
joystick->NumButtons = 0;
|
||||
joystick->NumHats = 0;
|
||||
joystick->Axes = CFArrayCreateMutable(NULL, 0, NULL);
|
||||
joystick->Buttons = CFArrayCreateMutable(NULL, 0, NULL);
|
||||
joystick->Hats = CFArrayCreateMutable(NULL, 0, NULL);
|
||||
|
||||
CFTypeRef refTopElement = CFDictionaryGetValue(hidProperties, CFSTR(kIOHIDElementKey));
|
||||
CFTypeID type = CFGetTypeID(refTopElement);
|
||||
if (type == CFArrayGetTypeID())
|
||||
{
|
||||
CFRange range = {0, CFArrayGetCount(refTopElement)};
|
||||
CFArrayApplyFunction(refTopElement, range, GetElementsCFArrayHandler, (void *) joystick);
|
||||
}
|
||||
|
||||
deviceCounter++;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Close all opened joystick handles
|
||||
//========================================================================
|
||||
|
||||
void _glfwTerminateJoysticks(void)
|
||||
{
|
||||
for (int i = 0; i < GLFW_JOYSTICK_LAST + 1; i++)
|
||||
{
|
||||
joystick_t * joystick = &_glfwJoysticks[i];
|
||||
RemoveJoystick(joystick);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
////// GLFW platform API //////
|
||||
//////////////////////////////////////////////////////////////////////////
|
||||
@ -38,29 +420,108 @@
|
||||
// Determine joystick capabilities
|
||||
//========================================================================
|
||||
|
||||
int _glfwPlatformGetJoystickParam( int joy, int param )
|
||||
int _glfwPlatformGetJoystickParam(int joy, int param)
|
||||
{
|
||||
// TODO: Implement this.
|
||||
if (!_glfwJoysticks[joy].Present)
|
||||
{
|
||||
// TODO: Figure out if this is an error
|
||||
return 0;
|
||||
}
|
||||
|
||||
switch (param)
|
||||
{
|
||||
case GLFW_PRESENT:
|
||||
return GL_TRUE;
|
||||
|
||||
case GLFW_AXES:
|
||||
return (int) CFArrayGetCount(_glfwJoysticks[joy].Axes);
|
||||
|
||||
case GLFW_BUTTONS:
|
||||
return (int) CFArrayGetCount(_glfwJoysticks[joy].Buttons);
|
||||
|
||||
default:
|
||||
break;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Get joystick axis positions
|
||||
//========================================================================
|
||||
|
||||
int _glfwPlatformGetJoystickPos( int joy, float *pos, int numaxes )
|
||||
int _glfwPlatformGetJoystickPos(int joy, float *pos, int numaxes)
|
||||
{
|
||||
// TODO: Implement this.
|
||||
if (joy < GLFW_JOYSTICK_1 || joy > GLFW_JOYSTICK_LAST)
|
||||
return 0;
|
||||
|
||||
joystick_t joystick = _glfwJoysticks[joy];
|
||||
|
||||
if (!joystick.Present)
|
||||
{
|
||||
// TODO: Figure out if this is an error
|
||||
return 0;
|
||||
}
|
||||
|
||||
numaxes = numaxes < joystick.NumAxes ? numaxes : joystick.NumAxes;
|
||||
|
||||
// Update joystick state
|
||||
PollJoystickEvents();
|
||||
|
||||
for (int i = 0; i < numaxes; i++)
|
||||
{
|
||||
joystick_element_t * axes =
|
||||
(joystick_element_t *) CFArrayGetValueAtIndex(joystick.Axes, i);
|
||||
|
||||
long readScale = axes->MaxReport - axes->MinReport;
|
||||
|
||||
if (readScale == 0)
|
||||
pos[i] = axes->Value;
|
||||
else
|
||||
pos[i] = (2.0f * (axes->Value - axes->MinReport) / readScale) - 1.0f;
|
||||
|
||||
printf("%ld, %ld, %ld\n", axes->Value, axes->MinReport, axes->MaxReport);
|
||||
|
||||
if (i & 1)
|
||||
pos[i] = -pos[i];
|
||||
}
|
||||
|
||||
return numaxes;
|
||||
}
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Get joystick button states
|
||||
//========================================================================
|
||||
|
||||
int _glfwPlatformGetJoystickButtons( int joy, unsigned char *buttons, int numbuttons )
|
||||
int _glfwPlatformGetJoystickButtons(int joy, unsigned char *buttons,
|
||||
int numbuttons)
|
||||
{
|
||||
// TODO: Implement this.
|
||||
if (joy < GLFW_JOYSTICK_1 || joy > GLFW_JOYSTICK_LAST)
|
||||
return 0;
|
||||
|
||||
joystick_t joystick = _glfwJoysticks[joy];
|
||||
|
||||
if (!joystick.Present)
|
||||
{
|
||||
// TODO: Figure out if this is an error
|
||||
return 0;
|
||||
}
|
||||
|
||||
numbuttons = numbuttons < joystick.NumButtons ? numbuttons : joystick.NumButtons;
|
||||
|
||||
// Update joystick state
|
||||
PollJoystickEvents();
|
||||
|
||||
|
||||
for (int i = 0; i < numbuttons; i++)
|
||||
{
|
||||
joystick_element_t * button = (joystick_element_t *) CFArrayGetValueAtIndex(joystick.Buttons, i);
|
||||
buttons[i] = button->Value ? GLFW_PRESS : GLFW_RELEASE;
|
||||
}
|
||||
|
||||
return numbuttons;
|
||||
}
|
||||
|
||||
|
||||
|
||||
@ -97,4 +97,13 @@ typedef struct _GLFWlibraryNS
|
||||
} _GLFWlibraryNS;
|
||||
|
||||
|
||||
//========================================================================
|
||||
// Prototypes for platform specific internal functions
|
||||
//========================================================================
|
||||
|
||||
// Joystick input
|
||||
void _glfwInitJoysticks(void);
|
||||
void _glfwTerminateJoysticks(void);
|
||||
|
||||
|
||||
#endif // _platform_h_
|
||||
|
||||
Loading…
Reference in New Issue
Block a user