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dinput: Simplify the code that finds the offset of the given linux event.

This commit is contained in:
Christoph Frick 2006-11-24 09:19:57 +01:00 committed by Alexandre Julliard
parent caa301a736
commit 53620bc77b
1 changed files with 29 additions and 59 deletions
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88
dlls/dinput/joystick_linuxinput.c
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@ -154,7 +154,7 @@ 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);
static void find_joydevs(void);
static int lxinput_to_djoy2_offset(int ie_type, int ie_code);
static int lxinput_to_user_offset(JoystickImpl *This, int ie_type, int ie_code);
static int offset_to_object(JoystickImpl *This, int offset);
static void calculate_ids(LPDIDATAFORMAT df);
@ -761,41 +761,42 @@ static int find_property_offset(JoystickImpl *This, LPCDIPROPHEADER ph)
/* defines how the linux input system offset mappings into c_dfDIJoystick2 */
static int
lxinput_to_djoy2_offset( int ie_type, int ie_code )
lxinput_to_user_offset(JoystickImpl *This, int ie_type, int ie_code )
{
int offset = -1;
switch (ie_type) {
case EV_ABS:
switch (ie_code) {
case ABS_X: return 0;
case ABS_Y: return 1;
case ABS_Z: return 2;
case ABS_RX: return 3;
case ABS_RY: return 4;
case ABS_RZ: return 5;
case ABS_THROTTLE: return 6;
case ABS_RUDDER: return 7;
case ABS_HAT0X:
case ABS_HAT0Y: return 8;
case ABS_HAT1X:
case ABS_HAT1Y: return 9;
case ABS_HAT2X:
case ABS_HAT2Y: return 10;
case ABS_HAT3X:
case ABS_HAT3Y: return 11;
case ABS_X: offset = 0; break;
case ABS_Y: offset = 1; break;
case ABS_Z: offset = 2; break;
case ABS_RX: offset = 3; break;
case ABS_RY: offset = 4; break;
case ABS_RZ: offset = 5; break;
case ABS_THROTTLE: offset = 6; break;
case ABS_RUDDER: offset = 7; break;
case ABS_HAT0X: case ABS_HAT0Y: offset = 8; break;
case ABS_HAT1X: case ABS_HAT1Y: offset = 9; break;
case ABS_HAT2X: case ABS_HAT2Y: offset = 10; break;
case ABS_HAT3X: case ABS_HAT3Y: offset = 11; break;
/* XXX when adding new axes here also fix the offset for the buttons bellow */
default:
FIXME("Unhandled EV_ABS(0x%02X)\n", ie_code);
return -1;
}
break;
case EV_KEY:
if (ie_code < 128) {
return 12 + ie_code;
} else {
if (ie_code >= 128) {
WARN("DX8 does not support more than 128 buttons\n");
return -1;
}
offset = 12 + ie_code; /* XXX */
break;
default:
FIXME("Unhandled type(0x%02X)\n", ie_type);
return -1;
}
FIXME("Unhandled type(0x%02X)\n", ie_type);
return -1;
return This->offsets[offset];
}
/* convert wine format offset to user format object index */
@ -888,14 +889,7 @@ static void joy_polldev(JoystickImpl *This) {
TRACE("(%p) %d -> %d\n", This, ie.code, btn);
if (btn&0x80) {
btn &= 0x7F;
/* see if there is a mapping */
offset = lxinput_to_djoy2_offset(ie.type, btn);
if (offset==-1) {
return;
}
/* and see if there is an offset in the df */
offset = This->offsets[offset];
if (offset==-1) {
if ((offset = lxinput_to_user_offset(This, ie.type, btn)) == -1) {
return;
}
This->js.rgbButtons[btn] = ie.value?0x80:0x00;
@ -903,14 +897,7 @@ static void joy_polldev(JoystickImpl *This) {
}
break;
case EV_ABS:
/* see if there is a mapping */
offset = lxinput_to_djoy2_offset(ie.type, ie.code);
if (offset==-1) {
return;
}
/* and see if there is an offset in the df */
offset = This->offsets[offset];
if (offset==-1) {
if ((offset = lxinput_to_user_offset(This, ie.type, ie.code)) == -1) {
return;
}
switch (ie.code) {
@ -1289,8 +1276,6 @@ static HRESULT WINAPI JoystickAImpl_EnumObjects(
ddoi.guidType = GUID_RzAxis;
break;
case ABS_THROTTLE:
ddoi.guidType = GUID_Slider;
break;
case ABS_RUDDER:
ddoi.guidType = GUID_Slider;
break;
@ -1304,12 +1289,7 @@ static HRESULT WINAPI JoystickAImpl_EnumObjects(
FIXME("unhandled abs axis 0x%02x, ignoring!\n",i);
continue;
}
user_offset = lxinput_to_djoy2_offset(EV_ABS, i);
if (user_offset == -1) {
continue;
}
user_offset = This->offsets[user_offset];
if (user_offset == -1) {
if ((user_offset = lxinput_to_user_offset(This, EV_ABS, i)) == -1) {
continue;
}
user_object = offset_to_object(This, user_offset);
@ -1334,12 +1314,7 @@ static HRESULT WINAPI JoystickAImpl_EnumObjects(
ddoi.guidType = GUID_POV;
for (i=0; i<4; i++) {
if (test_bit(This->joydev->absbits,ABS_HAT0X+(i<<1)) && test_bit(This->joydev->absbits,ABS_HAT0Y+(i<<1))) {
user_offset = lxinput_to_djoy2_offset(EV_ABS, ABS_HAT0X+i);
if (user_offset == -1) {
continue;
}
user_offset = This->offsets[user_offset];
if (user_offset == -1) {
if ((user_offset = lxinput_to_user_offset(This, EV_ABS, ABS_HAT0X+i))== -1) {
continue;
}
user_object = offset_to_object(This, user_offset);
@ -1364,12 +1339,7 @@ static HRESULT WINAPI JoystickAImpl_EnumObjects(
for (i = 0; i < KEY_MAX; i++) {
if (!test_bit(This->joydev->keybits,i)) continue;
user_offset = lxinput_to_djoy2_offset(EV_KEY, btncount);
if (user_offset == -1) {
continue;
}
user_offset = This->offsets[user_offset];
if (user_offset == -1) {
if ((user_offset = lxinput_to_user_offset(This, EV_KEY, btncount)) == -1) {
continue;
}
user_object = offset_to_object(This, user_offset);