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dinput/joystick_linuxinput: Add POV detection and reporting.

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Mapping of ABS_HAT[0-3][XY] to the four POV used by dinput.
This commit is contained in:
Christoph Frick 2006-03-10 09:58:14 +01:00 committed by Alexandre Julliard
parent a18bdf13f7
commit 034a030d37
1 changed files with 74 additions and 1 deletions
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75
dlls/dinput/joystick_linuxinput.c
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@ -67,6 +67,7 @@ WINE_DEFAULT_DEBUG_CHANNEL(dinput);
/* Wine joystick driver object instances */
#define WINE_JOYSTICK_AXIS_BASE 0
#define WINE_JOYSTICK_POV_BASE 6
#define WINE_JOYSTICK_BUTTON_BASE 8
typedef struct EffectListItem EffectListItem;
@ -148,8 +149,9 @@ static GUID DInput_Wine_Joystick_GUID = { /* 9e573eda-7734-11d2-8d4a-23903fb6bdf
static void fake_current_js_state(JoystickImpl *ji);
static int find_property_offset(JoystickImpl *This, LPCDIPROPHEADER ph);
static DWORD map_pov(int event_value, int is_x);
#define test_bit(arr,bit) (((BYTE*)arr)[bit>>3]&(1<<(bit&7)))
#define test_bit(arr,bit) (((BYTE*)(arr))[(bit)>>3]&(1<<((bit)&7)))
static int joydev_have(BOOL require_ff)
{
@ -618,6 +620,8 @@ map_axis(JoystickImpl* This, int axis, int val) {
*/
static void fake_current_js_state(JoystickImpl *ji)
{
int i;
/* center the axes */
ji->js.lX = map_axis(ji, ABS_X, ji->axes[ABS_X ][AXE_ABS]);
ji->js.lY = map_axis(ji, ABS_Y, ji->axes[ABS_Y ][AXE_ABS]);
ji->js.lZ = map_axis(ji, ABS_Z, ji->axes[ABS_Z ][AXE_ABS]);
@ -626,6 +630,35 @@ static void fake_current_js_state(JoystickImpl *ji)
ji->js.lRz = map_axis(ji, ABS_RZ, ji->axes[ABS_RZ][AXE_ABS]);
ji->js.rglSlider[0] = map_axis(ji, ABS_THROTTLE, ji->axes[ABS_THROTTLE][AXE_ABS]);
ji->js.rglSlider[1] = map_axis(ji, ABS_RUDDER, ji->axes[ABS_RUDDER ][AXE_ABS]);
/* POV center is -1 */
for (i=0; i<4; i++) {
ji->js.rgdwPOV[i] = -1;
}
}
/*
* Maps an event value to a DX "clock" position:
* 0
* 27000 -1 9000
* 18000
*/
static DWORD map_pov(int event_value, int is_x)
{
DWORD ret = -1;
if (is_x) {
if (event_value<0) {
ret = 27000;
} else if (event_value>0) {
ret = 9000;
}
} else {
if (event_value<0) {
ret = 0;
} else if (event_value>0) {
ret = 18000;
}
}
return ret;
}
static int find_property_offset(JoystickImpl *This, LPCDIPROPHEADER ph)
@ -717,6 +750,26 @@ static void joy_polldev(JoystickImpl *This) {
This->js.rglSlider[1] = map_axis(This,ABS_RUDDER,ie.value);
GEN_EVENT(DIJOFS_SLIDER(1),This->js.rglSlider[1],ie.time.tv_usec,(This->dinput->evsequence)++);
break;
case ABS_HAT0X:
case ABS_HAT0Y:
This->js.rgdwPOV[0] = map_pov(ie.value,ie.code==ABS_HAT0X);
GEN_EVENT(DIJOFS_POV(0),This->js.rgdwPOV[0],ie.time.tv_usec,(This->dinput->evsequence)++);
break;
case ABS_HAT1X:
case ABS_HAT1Y:
This->js.rgdwPOV[1] = map_pov(ie.value,ie.code==ABS_HAT1X);
GEN_EVENT(DIJOFS_POV(1),This->js.rgdwPOV[1],ie.time.tv_usec,(This->dinput->evsequence)++);
break;
case ABS_HAT2X:
case ABS_HAT2Y:
This->js.rgdwPOV[2] = map_pov(ie.value,ie.code==ABS_HAT2X);
GEN_EVENT(DIJOFS_POV(2),This->js.rgdwPOV[2],ie.time.tv_usec,(This->dinput->evsequence)++);
break;
case ABS_HAT3X:
case ABS_HAT3Y:
This->js.rgdwPOV[3] = map_pov(ie.value,ie.code==ABS_HAT3X);
GEN_EVENT(DIJOFS_POV(3),This->js.rgdwPOV[3],ie.time.tv_usec,(This->dinput->evsequence)++);
break;
default:
FIXME("unhandled joystick axe event (code %d, value %d)\n",ie.code,ie.value);
break;
@ -1077,6 +1130,26 @@ static HRESULT WINAPI JoystickAImpl_EnumObjects(
}
}
if ((dwFlags == DIDFT_ALL) ||
(dwFlags & DIDFT_POV)) {
int i;
ddoi.guidType = GUID_POV;
for (i=0; i<4; i++) {
if (test_bit(This->absbits,ABS_HAT0X+(i<<1)) && test_bit(This->absbits,ABS_HAT0Y+(i<<1))) {
ddoi.dwOfs = DIJOFS_POV(i);
ddoi.dwType = DIDFT_MAKEINSTANCE(i << WINE_JOYSTICK_POV_BASE) | DIDFT_POV;
sprintf(ddoi.tszName, "%d-POV", i);
_dump_OBJECTINSTANCEA(&ddoi);
if (lpCallback(&ddoi, lpvRef) != DIENUM_CONTINUE) {
/* return to unaquired state if that's where we were */
if (xfd == -1)
IDirectInputDevice8_Unacquire(iface);
return DI_OK;
}
}
}
}
if ((dwFlags == DIDFT_ALL) ||
(dwFlags & DIDFT_BUTTON)) {
int i, btncount=0;