diff options
Diffstat (limited to 'dinput/win32-joystick.cpp')
| -rw-r--r-- | dinput/win32-joystick.cpp | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/dinput/win32-joystick.cpp b/dinput/win32-joystick.cpp index c20aefce..d4ae0e8a 100644 --- a/dinput/win32-joystick.cpp +++ b/dinput/win32-joystick.cpp @@ -3,6 +3,8 @@ #undef NDEBUG #include "win32-joystick.hpp" #include "compat/sleep.hpp" + +#include <cstddef> #include <cassert> #include <cstring> #include <algorithm> @@ -180,18 +182,24 @@ bool win32_joy_ctx::joy::poll(fn f) bool is_pov = false; int i = -1; +#define POV_HAT_OFFSET(k) \ + (offsetof(DIJOYSTATE, rgdwPOV) + (k) * sizeof(DWORD)) + +#define BUTTON(k) \ + (offsetof(DIJOYSTATE, rgbButtons) + (k) * sizeof(BYTE)) + switch (event.dwOfs) { - case DIJOFS_POV(0): i = 0, is_pov = true; break; - case DIJOFS_POV(2): i = 1, is_pov = true; break; - case DIJOFS_POV(3): i = 2, is_pov = true; break; - case DIJOFS_POV(4): i = 3, is_pov = true; break; + case POV_HAT_OFFSET(0): i = 0; is_pov = true; break; + case POV_HAT_OFFSET(2): i = 1; is_pov = true; break; + case POV_HAT_OFFSET(3): i = 2; is_pov = true; break; + case POV_HAT_OFFSET(4): i = 3; is_pov = true; break; default: - if (event.dwOfs >= DIJOFS_BUTTON0 && event.dwOfs <= DIJOFS_BUTTON(127)) + if (event.dwOfs >= BUTTON(0) && event.dwOfs <= BUTTON(127)) { unsigned tmp = event.dwOfs; - tmp -= DIJOFS_BUTTON0; - tmp /= DIJOFS_BUTTON1 - DIJOFS_BUTTON0; + tmp -= BUTTON(0); + tmp /= BUTTON(1) - BUTTON(0); tmp &= 127; i = tmp; } |