mirror of
https://github.com/glfw/glfw.git
synced 2024-09-20 05:42:17 +00:00
Formatting.
This commit is contained in:
Camilla Berglund
parent
2935652f48
commit
e05f0c0f53
@ -47,7 +47,8 @@
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// Joystick element information
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//------------------------------------------------------------------------
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typedef struct {
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typedef struct
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{
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IOHIDElementCookie Cookie;
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long Value;
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@ -57,41 +58,49 @@ typedef struct {
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long MinReport;
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long MaxReport;
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} joystick_element_t;
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} _glfwJoystickElement;
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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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typedef struct
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{
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int Present;
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char Product[256];
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IOHIDDeviceInterface ** Interface;
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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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CFMutableArrayRef Buttons;
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CFMutableArrayRef Hats;
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joystick_t _glfwJoysticks[GLFW_JOYSTICK_LAST + 1];
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} _glfwJoystick;
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_glfwJoystick _glfwJoysticks[GLFW_JOYSTICK_LAST + 1];
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void GetElementsCFArrayHandler(const void * value, void * parameter);
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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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// Adds an element to the specified joystick
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//========================================================================
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static void addJoystickElement(_glfwJoystick* 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));
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refUsage = CFDictionaryGetValue(refElement, CFSTR(kIOHIDElementUsageKey));
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refUsagePage = CFDictionaryGetValue(refElement, CFSTR(kIOHIDElementUsagePageKey));
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refUsage = CFDictionaryGetValue(refElement, CFSTR(kIOHIDElementUsageKey));
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CFMutableArrayRef elementsArray = NULL;
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@ -99,13 +108,14 @@ static void JoystickAddElemet(joystick_t * joystick, CFTypeRef refElement)
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CFNumberGetValue(refUsagePage, kCFNumberLongType, &usagePage);
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CFNumberGetValue(refUsage, kCFNumberLongType, &usage);
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if ((elementType == kIOHIDElementTypeInput_Axis) ||
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if ((elementType == kIOHIDElementTypeInput_Axis) ||
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(elementType == kIOHIDElementTypeInput_Button) ||
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(elementType == kIOHIDElementTypeInput_Misc))
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{
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switch (usagePage) /* only interested in kHIDPage_GenericDesktop and kHIDPage_Button */
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{
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case kHIDPage_GenericDesktop:
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{
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switch (usage)
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{
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case kHIDUsage_GD_X:
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@ -125,7 +135,10 @@ static void JoystickAddElemet(joystick_t * joystick, CFTypeRef refElement)
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elementsArray = joystick->Hats;
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break;
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}
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break;
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}
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case kHIDPage_Button:
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joystick->NumButtons++;
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elementsArray = joystick->Buttons;
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@ -139,7 +152,7 @@ static void JoystickAddElemet(joystick_t * joystick, CFTypeRef refElement)
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long number;
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CFTypeRef refType;
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joystick_element_t * element = (joystick_element_t *) malloc(sizeof(joystick_element_t));
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_glfwJoystickElement* element = (_glfwJoystickElement*) malloc(sizeof(_glfwJoystickElement));
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CFArrayAppendValue(elementsArray, element);
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@ -167,70 +180,82 @@ static void JoystickAddElemet(joystick_t * joystick, CFTypeRef refElement)
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CFRange range = {0, CFArrayGetCount (refElementTop)};
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CFArrayApplyFunction(refElementTop, range, GetElementsCFArrayHandler, joystick);
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}
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}
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}
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}
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void GetElementsCFArrayHandler(const void * value, void * parameter)
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//========================================================================
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// Adds an element to the specified joystick
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//========================================================================
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void GetElementsCFArrayHandler(const void* value, void* parameter)
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{
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if (CFGetTypeID(value) == CFDictionaryGetTypeID())
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JoystickAddElemet((joystick_t *) parameter, (CFTypeRef) value);
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if (CFGetTypeID(value) == CFDictionaryGetTypeID())
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addJoystickElement((_glfwJoystick*) parameter, (CFTypeRef) value);
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}
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static long GetElementValue(joystick_t * joystick, joystick_element_t * element)
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{
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IOReturn result = kIOReturnSuccess;
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IOHIDEventStruct hidEvent;
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hidEvent.value = 0;
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//========================================================================
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// Returns the value of the specified element of the specified joystick
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//========================================================================
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if (NULL != joystick && NULL != element && NULL != joystick->Interface)
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{
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result = (*(joystick->Interface))->getElementValue(joystick->Interface, element->Cookie, &hidEvent);
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if (kIOReturnSuccess == result)
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{
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static long getElementValue(_glfwJoystick* joystick, _glfwJoystickElement* element)
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{
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IOReturn result = kIOReturnSuccess;
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IOHIDEventStruct hidEvent;
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hidEvent.value = 0;
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if (joystick && element && joystick->Interface)
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{
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result = (*(joystick->Interface))->getElementValue(joystick->Interface, element->Cookie, &hidEvent);
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if (kIOReturnSuccess == result)
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{
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/* record min and max for auto calibration */
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if (hidEvent.value < element->MinReport)
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element->MinReport = hidEvent.value;
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if (hidEvent.value > element->MaxReport)
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element->MaxReport = hidEvent.value;
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}
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}
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}
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}
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/* auto user scale */
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return (long) hidEvent.value;
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/* auto user scale */
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return (long) hidEvent.value;
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}
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static void RemoveJoystick(joystick_t * joystick)
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//========================================================================
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// Removes the specified joystick
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//========================================================================
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static void removeJoystick(_glfwJoystick* joystick)
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{
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if (joystick->Present)
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{
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joystick->Present = GL_FALSE;
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for (int i = 0; i < joystick->NumAxes; i++)
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for (int i = 0; i < joystick->NumAxes; i++)
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{
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joystick_element_t * axes =
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(joystick_element_t *) CFArrayGetValueAtIndex(joystick->Axes, i);
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_glfwJoystickElement* axes =
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(_glfwJoystickElement*) CFArrayGetValueAtIndex(joystick->Axes, i);
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free(axes);
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}
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CFArrayRemoveAllValues(joystick->Axes);
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joystick->NumAxes = 0;
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for (int i = 0; i < joystick->NumButtons; i++)
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for (int i = 0; i < joystick->NumButtons; i++)
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{
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joystick_element_t * button =
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(joystick_element_t *) CFArrayGetValueAtIndex(joystick->Buttons, i);
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_glfwJoystickElement* button =
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(_glfwJoystickElement*) CFArrayGetValueAtIndex(joystick->Buttons, i);
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free(button);
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}
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CFArrayRemoveAllValues(joystick->Buttons);
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joystick->NumButtons = 0;
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for (int i = 0; i < joystick->NumHats; i++)
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for (int i = 0; i < joystick->NumHats; i++)
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{
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joystick_element_t * hat =
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(joystick_element_t *) CFArrayGetValueAtIndex(joystick->Hats, i);
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_glfwJoystickElement* hat =
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(_glfwJoystickElement*) CFArrayGetValueAtIndex(joystick->Hats, i);
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free(hat);
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}
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CFArrayRemoveAllValues(joystick->Hats);
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@ -244,32 +269,40 @@ static void RemoveJoystick(joystick_t * joystick)
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}
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static void RemovalCallback(void * target, IOReturn result, void * refcon, void * sender)
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//========================================================================
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// Callback for user-initiated joystick removal
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//========================================================================
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static void removalCallback(void* target, IOReturn result, void* refcon, void* sender)
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{
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RemoveJoystick((joystick_t *) refcon);
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removeJoystick((_glfwJoystick*) refcon);
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}
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static void PollJoystickEvents(void)
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//========================================================================
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// Polls for joystick events and updates GFLW state
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//========================================================================
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static void pollJoystickEvents(void)
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{
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for (int i = 0; i < GLFW_JOYSTICK_LAST + 1; i++)
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for (int i = 0; i < GLFW_JOYSTICK_LAST + 1; i++)
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{
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joystick_t * joystick = &_glfwJoysticks[i];
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_glfwJoystick* joystick = &_glfwJoysticks[i];
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if (joystick->Present)
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{
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for (CFIndex i = 0; i < joystick->NumButtons; i++)
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for (CFIndex i = 0; i < joystick->NumButtons; i++)
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{
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joystick_element_t * button =
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(joystick_element_t *) CFArrayGetValueAtIndex(joystick->Buttons, i);
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button->Value = GetElementValue(joystick, button);
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_glfwJoystickElement* button =
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(_glfwJoystickElement*) CFArrayGetValueAtIndex(joystick->Buttons, i);
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button->Value = getElementValue(joystick, button);
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}
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for (CFIndex i = 0; i < joystick->NumAxes; i++)
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for (CFIndex i = 0; i < joystick->NumAxes; i++)
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{
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joystick_element_t * axes =
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(joystick_element_t *) CFArrayGetValueAtIndex(joystick->Axes, i);
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axes->Value = GetElementValue(joystick, axes);
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_glfwJoystickElement* axes =
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(_glfwJoystickElement*) CFArrayGetValueAtIndex(joystick->Axes, i);
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axes->Value = getElementValue(joystick, axes);
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}
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}
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}
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@ -286,12 +319,12 @@ static void PollJoystickEvents(void)
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void _glfwInitJoysticks(void)
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{
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int deviceCounter = 0;
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IOReturn result = kIOReturnSuccess;
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mach_port_t masterPort = 0;
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io_iterator_t objectIterator = 0;
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CFMutableDictionaryRef hidMatchDictionary = NULL;
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io_object_t ioHIDDeviceObject = 0;
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int deviceCounter = 0;
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IOReturn result = kIOReturnSuccess;
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mach_port_t masterPort = 0;
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io_iterator_t objectIterator = 0;
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CFMutableDictionaryRef hidMatchDictionary = NULL;
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io_object_t ioHIDDeviceObject = 0;
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result = IOMasterPort(bootstrap_port, &masterPort);
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hidMatchDictionary = IOServiceMatching(kIOHIDDeviceKey);
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@ -307,24 +340,23 @@ void _glfwInitJoysticks(void)
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while ((ioHIDDeviceObject = IOIteratorNext(objectIterator)))
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{
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CFMutableDictionaryRef hidProperties = 0;
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kern_return_t result;
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CFTypeRef refCF = 0;
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CFMutableDictionaryRef hidProperties = 0;
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kern_return_t result;
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CFTypeRef refCF = 0;
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IOCFPlugInInterface ** ppPlugInInterface = NULL;
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IOCFPlugInInterface** ppPlugInInterface = NULL;
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HRESULT plugInResult = S_OK;
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SInt32 score = 0;
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long usagePage, usage;
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result = IORegistryEntryCreateCFProperties(
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ioHIDDeviceObject,
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result = IORegistryEntryCreateCFProperties(ioHIDDeviceObject,
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&hidProperties,
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kCFAllocatorDefault,
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kNilOptions);
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if (result != kIOReturnSuccess) continue;
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if (result != kIOReturnSuccess)
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continue;
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/* Check device type */
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refCF = CFDictionaryGetValue(hidProperties, CFSTR(kIOHIDPrimaryUsagePageKey));
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@ -335,27 +367,24 @@ void _glfwInitJoysticks(void)
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if (refCF)
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CFNumberGetValue (refCF, kCFNumberLongType, &usage);
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if ((usagePage != kHIDPage_GenericDesktop) ||
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(usage != kHIDUsage_GD_Joystick &&
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usage != kHIDUsage_GD_GamePad &&
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usage != kHIDUsage_GD_MultiAxisController))
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if ((usagePage != kHIDPage_GenericDesktop) ||
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(usage != kHIDUsage_GD_Joystick &&
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usage != kHIDUsage_GD_GamePad &&
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usage != kHIDUsage_GD_MultiAxisController))
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{
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/* We don't interested in this device */
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continue;
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}
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joystick_t * joystick = &_glfwJoysticks[deviceCounter];
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_glfwJoystick* joystick = &_glfwJoysticks[deviceCounter];
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joystick->Present = GL_TRUE;
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result = IOCreatePlugInInterfaceForService(
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ioHIDDeviceObject,
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kIOHIDDeviceUserClientTypeID,
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kIOCFPlugInInterfaceID,
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&ppPlugInInterface,
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&score);
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result = IOCreatePlugInInterfaceForService(ioHIDDeviceObject,
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kIOHIDDeviceUserClientTypeID,
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kIOCFPlugInInterfaceID,
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&ppPlugInInterface,
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&score);
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if (kIOReturnSuccess != result)
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exit(EXIT_SUCCESS);
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@ -365,32 +394,44 @@ void _glfwInitJoysticks(void)
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CFUUIDGetUUIDBytes(kIOHIDDeviceInterfaceID),
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(void *) &(joystick->Interface));
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if (S_OK != plugInResult)
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if (plugInResult != S_OK)
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exit(EXIT_FAILURE);
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(*ppPlugInInterface)->Release(ppPlugInInterface);
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(*(joystick->Interface))->open(joystick->Interface, 0);
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(*(joystick->Interface))->setRemovalCallback(joystick->Interface, RemovalCallback, joystick, joystick);
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(*(joystick->Interface))->setRemovalCallback(joystick->Interface,
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removalCallback,
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joystick,
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joystick);
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/* Get product string */
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refCF = CFDictionaryGetValue(hidProperties, CFSTR(kIOHIDProductKey));
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if (refCF)
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CFStringGetCString(refCF, (char *) &(joystick->Product), 256, CFStringGetSystemEncoding());
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{
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CFStringGetCString(refCF,
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(char*) &(joystick->Product),
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256,
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CFStringGetSystemEncoding());
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}
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joystick->NumAxes = 0;
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joystick->NumAxes = 0;
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joystick->NumButtons = 0;
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joystick->NumHats = 0;
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joystick->Axes = CFArrayCreateMutable(NULL, 0, NULL);
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joystick->NumHats = 0;
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joystick->Axes = CFArrayCreateMutable(NULL, 0, NULL);
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joystick->Buttons = CFArrayCreateMutable(NULL, 0, NULL);
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joystick->Hats = CFArrayCreateMutable(NULL, 0, NULL);
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joystick->Hats = CFArrayCreateMutable(NULL, 0, NULL);
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CFTypeRef refTopElement = CFDictionaryGetValue(hidProperties, CFSTR(kIOHIDElementKey));
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CFTypeRef refTopElement = CFDictionaryGetValue(hidProperties,
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CFSTR(kIOHIDElementKey));
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CFTypeID type = CFGetTypeID(refTopElement);
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if (type == CFArrayGetTypeID())
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{
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CFRange range = {0, CFArrayGetCount(refTopElement)};
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CFArrayApplyFunction(refTopElement, range, GetElementsCFArrayHandler, (void *) joystick);
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CFRange range = { 0, CFArrayGetCount(refTopElement) };
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CFArrayApplyFunction(refTopElement,
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range,
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GetElementsCFArrayHandler,
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(void*) joystick);
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}
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deviceCounter++;
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@ -404,10 +445,10 @@ void _glfwInitJoysticks(void)
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void _glfwTerminateJoysticks(void)
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{
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for (int i = 0; i < GLFW_JOYSTICK_LAST + 1; i++)
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for (int i = 0; i < GLFW_JOYSTICK_LAST + 1; i++)
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{
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joystick_t * joystick = &_glfwJoysticks[i];
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RemoveJoystick(joystick);
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_glfwJoystick* joystick = &_glfwJoysticks[i];
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removeJoystick(joystick);
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}
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}
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@ -451,12 +492,12 @@ int _glfwPlatformGetJoystickParam(int joy, int param)
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// Get joystick axis positions
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//========================================================================
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int _glfwPlatformGetJoystickPos(int joy, float *pos, int numaxes)
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int _glfwPlatformGetJoystickPos(int joy, float* pos, int numaxes)
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{
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if (joy < GLFW_JOYSTICK_1 || joy > GLFW_JOYSTICK_LAST)
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return 0;
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joystick_t joystick = _glfwJoysticks[joy];
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_glfwJoystick joystick = _glfwJoysticks[joy];
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if (!joystick.Present)
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{
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@ -467,23 +508,23 @@ int _glfwPlatformGetJoystickPos(int joy, float *pos, int numaxes)
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numaxes = numaxes < joystick.NumAxes ? numaxes : joystick.NumAxes;
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// Update joystick state
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PollJoystickEvents();
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pollJoystickEvents();
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for (int i = 0; i < numaxes; i++)
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for (int i = 0; i < numaxes; i++)
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{
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joystick_element_t * axes =
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(joystick_element_t *) CFArrayGetValueAtIndex(joystick.Axes, i);
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_glfwJoystickElement* axes =
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(_glfwJoystickElement*) CFArrayGetValueAtIndex(joystick.Axes, i);
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long readScale = axes->MaxReport - axes->MinReport;
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long readScale = axes->MaxReport - axes->MinReport;
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if (readScale == 0)
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pos[i] = axes->Value;
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else
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pos[i] = (2.0f * (axes->Value - axes->MinReport) / readScale) - 1.0f;
|
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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)
|
||||
if (i & 1)
|
||||
pos[i] = -pos[i];
|
||||
}
|
||||
|
||||
@ -495,13 +536,13 @@ int _glfwPlatformGetJoystickPos(int joy, float *pos, int numaxes)
|
||||
// Get joystick button states
|
||||
//========================================================================
|
||||
|
||||
int _glfwPlatformGetJoystickButtons(int joy, unsigned char *buttons,
|
||||
int _glfwPlatformGetJoystickButtons(int joy, unsigned char* buttons,
|
||||
int numbuttons)
|
||||
{
|
||||
if (joy < GLFW_JOYSTICK_1 || joy > GLFW_JOYSTICK_LAST)
|
||||
return 0;
|
||||
|
||||
joystick_t joystick = _glfwJoysticks[joy];
|
||||
_glfwJoystick joystick = _glfwJoysticks[joy];
|
||||
|
||||
if (!joystick.Present)
|
||||
{
|
||||
@ -512,12 +553,11 @@ int _glfwPlatformGetJoystickButtons(int joy, unsigned char *buttons,
|
||||
numbuttons = numbuttons < joystick.NumButtons ? numbuttons : joystick.NumButtons;
|
||||
|
||||
// Update joystick state
|
||||
PollJoystickEvents();
|
||||
pollJoystickEvents();
|
||||
|
||||
|
||||
for (int i = 0; i < numbuttons; i++)
|
||||
for (int i = 0; i < numbuttons; i++)
|
||||
{
|
||||
joystick_element_t * button = (joystick_element_t *) CFArrayGetValueAtIndex(joystick.Buttons, i);
|
||||
_glfwJoystickElement* button = (_glfwJoystickElement*) CFArrayGetValueAtIndex(joystick.Buttons, i);
|
||||
buttons[i] = button->Value ? GLFW_PRESS : GLFW_RELEASE;
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user