mirror of
https://github.com/glfw/glfw.git
synced 2024-11-10 00:51:47 +00:00
Cleanup
This commit is contained in:
Camilla Berglund
parent
8a7fa306ce
commit
3aebb0bfe3
@ -56,7 +56,7 @@ typedef struct _GLFWjoydeviceNS
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//
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typedef struct _GLFWjoystickNS
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{
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_GLFWjoydeviceNS devices[GLFW_JOYSTICK_LAST + 1];
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_GLFWjoydeviceNS js[GLFW_JOYSTICK_LAST + 1];
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IOHIDManagerRef managerRef;
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} _GLFWjoystickNS;
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@ -38,9 +38,8 @@
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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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//
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typedef struct _GLFWjoyelementNS
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{
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IOHIDElementRef elementRef;
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@ -58,7 +57,7 @@ static void getElementsCFArrayHandler(const void* value, void* parameter);
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// Adds an element to the specified joystick
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//
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static void addJoystickElement(_GLFWjoydeviceNS* joystick,
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static void addJoystickElement(_GLFWjoydeviceNS* js,
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IOHIDElementRef elementRef)
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{
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IOHIDElementType elementType;
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@ -91,10 +90,10 @@ static void addJoystickElement(_GLFWjoydeviceNS* joystick,
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case kHIDUsage_GD_Slider:
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case kHIDUsage_GD_Dial:
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case kHIDUsage_GD_Wheel:
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elementsArray = joystick->axisElements;
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elementsArray = js->axisElements;
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break;
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case kHIDUsage_GD_Hatswitch:
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elementsArray = joystick->hatElements;
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elementsArray = js->hatElements;
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break;
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}
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@ -102,7 +101,7 @@ static void addJoystickElement(_GLFWjoydeviceNS* joystick,
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}
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case kHIDPage_Button:
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elementsArray = joystick->buttonElements;
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elementsArray = js->buttonElements;
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break;
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default:
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break;
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@ -134,15 +133,15 @@ static void getElementsCFArrayHandler(const void* value, void* parameter)
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// Returns the value of the specified element of the specified joystick
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//
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static long getElementValue(_GLFWjoydeviceNS* joystick, _GLFWjoyelementNS* element)
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static long getElementValue(_GLFWjoydeviceNS* js, _GLFWjoyelementNS* element)
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{
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IOReturn result = kIOReturnSuccess;
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IOHIDValueRef valueRef;
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long value = 0;
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if (joystick && element && joystick->deviceRef)
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if (js && element && js->deviceRef)
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{
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result = IOHIDDeviceGetValue(joystick->deviceRef,
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result = IOHIDDeviceGetValue(js->deviceRef,
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element->elementRef,
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&valueRef);
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@ -164,57 +163,57 @@ static long getElementValue(_GLFWjoydeviceNS* joystick, _GLFWjoyelementNS* eleme
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// Removes the specified joystick
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//
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static void removeJoystick(_GLFWjoydeviceNS* joystick)
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static void removeJoystick(_GLFWjoydeviceNS* js)
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{
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int i;
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if (!joystick->present)
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if (!js->present)
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return;
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for (i = 0; i < CFArrayGetCount(joystick->axisElements); i++)
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free((void*) CFArrayGetValueAtIndex(joystick->axisElements, i));
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CFArrayRemoveAllValues(joystick->axisElements);
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CFRelease(joystick->axisElements);
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for (i = 0; i < CFArrayGetCount(js->axisElements); i++)
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free((void*) CFArrayGetValueAtIndex(js->axisElements, i));
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CFArrayRemoveAllValues(js->axisElements);
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CFRelease(js->axisElements);
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for (i = 0; i < CFArrayGetCount(joystick->buttonElements); i++)
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free((void*) CFArrayGetValueAtIndex(joystick->buttonElements, i));
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CFArrayRemoveAllValues(joystick->buttonElements);
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CFRelease(joystick->buttonElements);
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for (i = 0; i < CFArrayGetCount(js->buttonElements); i++)
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free((void*) CFArrayGetValueAtIndex(js->buttonElements, i));
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CFArrayRemoveAllValues(js->buttonElements);
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CFRelease(js->buttonElements);
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for (i = 0; i < CFArrayGetCount(joystick->hatElements); i++)
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free((void*) CFArrayGetValueAtIndex(joystick->hatElements, i));
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CFArrayRemoveAllValues(joystick->hatElements);
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CFRelease(joystick->hatElements);
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for (i = 0; i < CFArrayGetCount(js->hatElements); i++)
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free((void*) CFArrayGetValueAtIndex(js->hatElements, i));
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CFArrayRemoveAllValues(js->hatElements);
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CFRelease(js->hatElements);
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free(joystick->axes);
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free(joystick->buttons);
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free(js->axes);
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free(js->buttons);
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memset(joystick, 0, sizeof(_GLFWjoydeviceNS));
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memset(js, 0, sizeof(_GLFWjoydeviceNS));
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_glfwInputJoystickChange(joystick - _glfw.ns_js.devices, GLFW_DISCONNECTED);
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_glfwInputJoystickChange(js - _glfw.ns_js.js, GLFW_DISCONNECTED);
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}
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// Polls for joystick axis events and updates GLFW state
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//
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static GLFWbool pollJoystickAxisEvents(_GLFWjoydeviceNS* joystick)
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static GLFWbool pollJoystickAxisEvents(_GLFWjoydeviceNS* js)
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{
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CFIndex i;
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if (!joystick->present)
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if (!js->present)
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return GLFW_FALSE;
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for (i = 0; i < CFArrayGetCount(joystick->axisElements); i++)
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for (i = 0; i < CFArrayGetCount(js->axisElements); i++)
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{
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_GLFWjoyelementNS* axis = (_GLFWjoyelementNS*)
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CFArrayGetValueAtIndex(joystick->axisElements, i);
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CFArrayGetValueAtIndex(js->axisElements, i);
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long value = getElementValue(joystick, axis);
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long value = getElementValue(js, axis);
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long readScale = axis->maxReport - axis->minReport;
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if (readScale == 0)
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joystick->axes[i] = value;
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js->axes[i] = value;
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else
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joystick->axes[i] = (2.f * (value - axis->minReport) / readScale) - 1.f;
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js->axes[i] = (2.f * (value - axis->minReport) / readScale) - 1.f;
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}
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return GLFW_TRUE;
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@ -222,43 +221,43 @@ static GLFWbool pollJoystickAxisEvents(_GLFWjoydeviceNS* joystick)
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// Polls for joystick button events and updates GLFW state
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//
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static GLFWbool pollJoystickButtonEvents(_GLFWjoydeviceNS* joystick)
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static GLFWbool pollJoystickButtonEvents(_GLFWjoydeviceNS* js)
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{
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CFIndex i;
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int buttonIndex = 0;
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if (!joystick->present)
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if (!js->present)
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return GLFW_FALSE;
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for (i = 0; i < CFArrayGetCount(joystick->buttonElements); i++)
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for (i = 0; i < CFArrayGetCount(js->buttonElements); i++)
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{
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_GLFWjoyelementNS* button = (_GLFWjoyelementNS*)
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CFArrayGetValueAtIndex(joystick->buttonElements, i);
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CFArrayGetValueAtIndex(js->buttonElements, i);
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if (getElementValue(joystick, button))
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joystick->buttons[buttonIndex++] = GLFW_PRESS;
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if (getElementValue(js, button))
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js->buttons[buttonIndex++] = GLFW_PRESS;
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else
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joystick->buttons[buttonIndex++] = GLFW_RELEASE;
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js->buttons[buttonIndex++] = GLFW_RELEASE;
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}
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for (i = 0; i < CFArrayGetCount(joystick->hatElements); i++)
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for (i = 0; i < CFArrayGetCount(js->hatElements); i++)
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{
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_GLFWjoyelementNS* hat = (_GLFWjoyelementNS*)
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CFArrayGetValueAtIndex(joystick->hatElements, i);
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CFArrayGetValueAtIndex(js->hatElements, i);
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// Bit fields of button presses for each direction, including nil
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const int directions[9] = { 1, 3, 2, 6, 4, 12, 8, 9, 0 };
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long j, value = getElementValue(joystick, hat);
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long j, value = getElementValue(js, hat);
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if (value < 0 || value > 8)
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value = 8;
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for (j = 0; j < 4; j++)
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{
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if (directions[value] & (1 << j))
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joystick->buttons[buttonIndex++] = GLFW_PRESS;
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js->buttons[buttonIndex++] = GLFW_PRESS;
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else
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joystick->buttons[buttonIndex++] = GLFW_RELEASE;
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js->buttons[buttonIndex++] = GLFW_RELEASE;
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}
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}
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@ -272,49 +271,43 @@ static void matchCallback(void* context,
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void* sender,
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IOHIDDeviceRef deviceRef)
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{
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_GLFWjoydeviceNS* joystick;
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_GLFWjoydeviceNS* js;
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int joy;
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for (joy = GLFW_JOYSTICK_1; joy <= GLFW_JOYSTICK_LAST; joy++)
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{
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joystick = _glfw.ns_js.devices + joy;
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if (!joystick->present)
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continue;
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if (joystick->deviceRef == deviceRef)
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if (!_glfw.ns_js.js[joy].present && _glfw.ns_js.js[joy].deviceRef == deviceRef)
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return;
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}
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for (joy = GLFW_JOYSTICK_1; joy <= GLFW_JOYSTICK_LAST; joy++)
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{
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joystick = _glfw.ns_js.devices + joy;
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if (!joystick->present)
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if (!_glfw.ns_js.js[joy].present)
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break;
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}
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if (joy > GLFW_JOYSTICK_LAST)
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return;
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joystick->present = GLFW_TRUE;
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joystick->deviceRef = deviceRef;
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js = _glfw.ns_js.js + joy;
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js->present = GLFW_TRUE;
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js->deviceRef = deviceRef;
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CFStringRef name = IOHIDDeviceGetProperty(deviceRef,
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CFSTR(kIOHIDProductKey));
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if (name)
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{
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CFStringGetCString(name,
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joystick->name,
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sizeof(joystick->name),
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js->name,
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sizeof(js->name),
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kCFStringEncodingUTF8);
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}
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else
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strncpy(joystick->name, "Unknown", sizeof(joystick->name));
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strncpy(js->name, "Unknown", sizeof(js->name));
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joystick->axisElements = CFArrayCreateMutable(NULL, 0, NULL);
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joystick->buttonElements = CFArrayCreateMutable(NULL, 0, NULL);
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joystick->hatElements = CFArrayCreateMutable(NULL, 0, NULL);
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js->axisElements = CFArrayCreateMutable(NULL, 0, NULL);
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js->buttonElements = CFArrayCreateMutable(NULL, 0, NULL);
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js->hatElements = CFArrayCreateMutable(NULL, 0, NULL);
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CFArrayRef arrayRef = IOHIDDeviceCopyMatchingElements(deviceRef,
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NULL,
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@ -323,14 +316,13 @@ static void matchCallback(void* context,
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CFArrayApplyFunction(arrayRef,
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range,
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getElementsCFArrayHandler,
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(void*) joystick);
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(void*) js);
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CFRelease(arrayRef);
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joystick->axes = calloc(CFArrayGetCount(joystick->axisElements),
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sizeof(float));
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joystick->buttons = calloc(CFArrayGetCount(joystick->buttonElements) +
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CFArrayGetCount(joystick->hatElements) * 4, 1);
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js->axes = calloc(CFArrayGetCount(js->axisElements), sizeof(float));
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js->buttons = calloc(CFArrayGetCount(js->buttonElements) +
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CFArrayGetCount(js->hatElements) * 4, 1);
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_glfwInputJoystickChange(joy, GLFW_CONNECTED);
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}
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@ -346,10 +338,9 @@ static void removeCallback(void* context,
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for (joy = GLFW_JOYSTICK_1; joy <= GLFW_JOYSTICK_LAST; joy++)
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{
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_GLFWjoydeviceNS* joystick = _glfw.ns_js.devices + joy;
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if (joystick->deviceRef == deviceRef)
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if (_glfw.ns_js.js[joy].deviceRef == deviceRef)
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{
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removeJoystick(joystick);
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removeJoystick(_glfw.ns_js.js + joy);
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break;
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}
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}
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@ -467,10 +458,10 @@ void _glfwTerminateJoysticksNS(void)
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{
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int joy;
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for (joy = 0; joy <= GLFW_JOYSTICK_LAST; joy++)
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for (joy = GLFW_JOYSTICK_1; joy <= GLFW_JOYSTICK_LAST; joy++)
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{
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_GLFWjoydeviceNS* joystick = _glfw.ns_js.devices + joy;
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removeJoystick(joystick);
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_GLFWjoydeviceNS* js = _glfw.ns_js.js + joy;
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removeJoystick(js);
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}
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CFRelease(_glfw.ns_js.managerRef);
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@ -484,37 +475,37 @@ void _glfwTerminateJoysticksNS(void)
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int _glfwPlatformJoystickPresent(int joy)
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{
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_GLFWjoydeviceNS* joystick = _glfw.ns_js.devices + joy;
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return joystick->present;
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_GLFWjoydeviceNS* js = _glfw.ns_js.js + joy;
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return js->present;
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}
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const float* _glfwPlatformGetJoystickAxes(int joy, int* count)
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{
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_GLFWjoydeviceNS* joystick = _glfw.ns_js.devices + joy;
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if (!pollJoystickAxisEvents(joystick))
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_GLFWjoydeviceNS* js = _glfw.ns_js.js + joy;
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if (!pollJoystickAxisEvents(js))
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return NULL;
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*count = (int) CFArrayGetCount(joystick->axisElements);
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return joystick->axes;
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*count = (int) CFArrayGetCount(js->axisElements);
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return js->axes;
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}
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const unsigned char* _glfwPlatformGetJoystickButtons(int joy, int* count)
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{
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_GLFWjoydeviceNS* joystick = _glfw.ns_js.devices + joy;
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if (!pollJoystickButtonEvents(joystick))
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_GLFWjoydeviceNS* js = _glfw.ns_js.js + joy;
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if (!pollJoystickButtonEvents(js))
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return NULL;
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*count = (int) CFArrayGetCount(joystick->buttonElements) +
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(int) CFArrayGetCount(joystick->hatElements) * 4;
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return joystick->buttons;
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*count = (int) CFArrayGetCount(js->buttonElements) +
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(int) CFArrayGetCount(js->hatElements) * 4;
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return js->buttons;
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}
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const char* _glfwPlatformGetJoystickName(int joy)
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{
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_GLFWjoydeviceNS* joystick = _glfw.ns_js.devices + joy;
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if (!joystick->present)
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_GLFWjoydeviceNS* js = _glfw.ns_js.js + joy;
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if (!js->present)
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return NULL;
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return joystick->name;
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return js->name;
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}
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