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idz, idac, swdc: added FFB centering spring feature

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This commit is contained in:
Dniel97
2023-12-11 19:18:25 +01:00
parent 4ffcf25555
commit 72db08ac93
18 changed files with 147 additions and 43 deletions
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30
idacio/di-dev.c
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@ -44,7 +44,8 @@ HRESULT idac_di_dev_start(IDirectInputDevice8W *dev, HWND wnd)
return hr;
}
void idac_di_dev_start_fx(IDirectInputDevice8W *dev, IDirectInputEffect **out)
void idac_di_dev_start_fx(
IDirectInputDevice8W *dev, IDirectInputEffect **out, uint16_t strength)
{
/* Set up force-feedback on devices that support it. This is just a stub
for the time being, since we don't yet know how the serial port force
@ -67,7 +68,7 @@ void idac_di_dev_start_fx(IDirectInputDevice8W *dev, IDirectInputEffect **out)
DWORD axis;
LONG direction;
DIEFFECT fx;
DICONSTANTFORCE cf;
DICONDITION cond;
HRESULT hr;
assert(dev != NULL);
@ -77,11 +78,17 @@ void idac_di_dev_start_fx(IDirectInputDevice8W *dev, IDirectInputEffect **out)
dprintf("DirectInput: Starting force feedback (may take a sec)\n");
// Auto-centering effect
axis = DIJOFS_X;
direction = 0;
memset(&cf, 0, sizeof(cf));
cf.lMagnitude = 0;
memset(&cond, 0, sizeof(cond));
cond.lOffset = 0;
cond.lPositiveCoefficient = strength;
cond.lNegativeCoefficient = strength;
cond.dwPositiveSaturation = strength; // For FG920?
cond.dwNegativeSaturation = strength; // For FG920?
cond.lDeadBand = 0;
memset(&fx, 0, sizeof(fx));
fx.dwSize = sizeof(fx);
@ -93,20 +100,19 @@ void idac_di_dev_start_fx(IDirectInputDevice8W *dev, IDirectInputEffect **out)
fx.cAxes = 1;
fx.rgdwAxes = &axis;
fx.rglDirection = &direction;
fx.cbTypeSpecificParams = sizeof(cf);
fx.lpvTypeSpecificParams = &cf;
fx.cbTypeSpecificParams = sizeof(cond);
fx.lpvTypeSpecificParams = &cond;
hr = IDirectInputDevice8_CreateEffect(
dev,
&GUID_ConstantForce,
&GUID_Spring,
&fx,
&obj,
NULL);
if (FAILED(hr)) {
dprintf("DirectInput: DirectInput force feedback unavailable: %08x\n",
dprintf("DirectInput: Centering spring force feedback unavailable: %08x\n",
(int) hr);
return;
}
@ -114,15 +120,15 @@ void idac_di_dev_start_fx(IDirectInputDevice8W *dev, IDirectInputEffect **out)
if (FAILED(hr)) {
IDirectInputEffect_Release(obj);
dprintf("DirectInput: DirectInput force feedback start failed: %08x\n",
dprintf("DirectInput: Centering spring force feedback start failed: %08x\n",
(int) hr);
return;
}
*out = obj;
dprintf("DirectInput: Force feedback initialized and set to zero\n");
dprintf("DirectInput: Centering spring effects initialized with strength %d%%\n",
strength / 100);
}
HRESULT idac_di_dev_poll(