Windows: Check for devices on Windows events only.

A user reported stuttering after the periodic checks, and devices failing
until unplug/replug.  Presumably, this is caused by poor drivers reacting
badly to periodic DirectInput queries, so less queries should help.
This commit is contained in:
Unknown W. Brackets 2018-11-01 21:42:12 -07:00
parent 5ea935f4bf
commit d30d75ab38
3 changed files with 14 additions and 2 deletions

View file

@ -39,6 +39,7 @@
unsigned int DinputDevice::pInstances = 0;
LPDIRECTINPUT8 DinputDevice::pDI = NULL;
std::vector<DIDEVICEINSTANCE> DinputDevice::devices;
bool DinputDevice::needsCheck_ = true;
// In order from 0. There can be 128, but most controllers do not have that many.
static const int dinput_buttons[] = {
@ -120,7 +121,7 @@ BOOL CALLBACK DinputDevice::DevicesCallback(
void DinputDevice::getDevices(bool refresh)
{
if (devices.empty() || refresh)
if (refresh)
{
getPDI()->EnumDevices(DI8DEVCLASS_GAMECTRL, &DinputDevice::DevicesCallback, NULL, DIEDFL_ATTACHEDONLY);
}
@ -368,6 +369,7 @@ void DinputDevice::ApplyButtons(DIJOYSTATE2 &state) {
size_t DinputDevice::getNumPads()
{
getDevices(true);
getDevices(needsCheck_);
needsCheck_ = false;
return devices.size();
}