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comparison src/joystick/darwin/SDL_sysjoystick.c @ 617:86e0385b8f96

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MacOS X joystick fix
author Sam Lantinga <slouken@libsdl.org>
date Sat, 03 May 2003 15:36:10 +0000
parents a71ce390adeb
children 92080b127f82
comparison
equal deleted inserted replaced
616:12c746afbc27 617:86e0385b8f96
750 while (element) 750 while (element)
751 { 751 {
752 Uint8 pos = 0; 752 Uint8 pos = 0;
753 753
754 value = HIDGetElementValue(device, element); 754 value = HIDGetElementValue(device, element);
755 if (element->max == 3) /* 4 position hatswitch - scale up value */
756 value *= 2;
757 else if (element->max != 7) /* Neither a 4 nor 8 positions - fall back to default position (centered) */
758 value = -1;
755 switch(value) 759 switch(value)
756 { 760 {
757 case 0: 761 case 0:
758 pos = SDL_HAT_CENTERED; 762 pos = SDL_HAT_UP;
759 break; 763 break;
760 case 1: 764 case 1:
761 pos = SDL_HAT_UP; 765 pos = SDL_HAT_RIGHTUP;
762 break; 766 break;
763 case 2: 767 case 2:
764 pos = SDL_HAT_RIGHTUP; 768 pos = SDL_HAT_RIGHT;
765 break; 769 break;
766 case 3: 770 case 3:
767 pos = SDL_HAT_RIGHT; 771 pos = SDL_HAT_RIGHTDOWN;
768 break; 772 break;
769 case 4: 773 case 4:
770 pos = SDL_HAT_RIGHTDOWN; 774 pos = SDL_HAT_DOWN;
771 break; 775 break;
772 case 5: 776 case 5:
773 pos = SDL_HAT_DOWN; 777 pos = SDL_HAT_LEFTDOWN;
774 break; 778 break;
775 case 6: 779 case 6:
776 pos = SDL_HAT_LEFTDOWN; 780 pos = SDL_HAT_LEFT;
777 break; 781 break;
778 case 7: 782 case 7:
779 pos = SDL_HAT_LEFT; 783 pos = SDL_HAT_LEFTUP;
780 break; 784 break;
781 case 8: 785 default:
782 pos = SDL_HAT_LEFTUP; 786 /* Every other value is mapped to center. We do that because some
787 * joysticks use 8 and some 15 for this value, and apparently
788 * there are even more variants out there - so we try to be generous.
789 */
790 pos = SDL_HAT_CENTERED;
783 break; 791 break;
784 } 792 }
785 if ( pos != joystick->hats[i] ) 793 if ( pos != joystick->hats[i] )
786 SDL_PrivateJoystickHat(joystick, i, pos); 794 SDL_PrivateJoystickHat(joystick, i, pos);
787 element = element->pNext; 795 element = element->pNext;