void AddAxes(float axes[NUM_JOYAXIS])
{
// Add to game axes.
for (int i = 0; i < GetNumAxes(); ++i)
{
if(Axes[i].GameAxis != JOYAXIS_None)
axes[Axes[i].GameAxis] -= float(Axes[i].Value * Multiplier * Axes[i].Multiplier);
}
}
bool JoystickInfo::PollAxes(u32 &pkey)
{
for (int i = 0; i < GetNumAxes(); ++i)
{
// Sixaxis, dualshock3 hack
u32 found_hack = devname.find(string("PLAYSTATION(R)3"));
if (found_hack != string::npos) {
// The analog mode of the hat button is quite erratic. Values can be in half- axis
// or full axis... So better keep them as button for the moment -- gregory
if (i >= 8 && i <= 11 && (conf->pad_options[pad].sixaxis_usb))
continue;
// Disable accelerometer
if ((i >= 4 && i <= 6))
continue;
}
s32 value = SDL_JoystickGetAxis(GetJoy(), i);
s32 old_value = GetAxisState(i);
if (abs(value - old_value) < 0x1000)
continue;
if (value != old_value)
{
PAD_LOG("Change in joystick %d: %d.\n", i, value);
// There are several kinds of axes
// Half+: 0 (release) -> 32768
// Half-: 0 (release) -> -32768
// Full (like dualshock 3): -32768 (release) ->32768
const s32 full_axis_ceil = -0x6FFF;
const s32 half_axis_ceil = 0x1FFF;
// Normally, old_value contains the release state so it can be used to detect the types of axis.
bool is_full_axis = (old_value < full_axis_ceil) ? true : false;
if ((!is_full_axis && abs(value) <= half_axis_ceil)
|| (is_full_axis && value <= full_axis_ceil)) // we don't want this
{
continue;
}
if ((!is_full_axis && abs(value) > half_axis_ceil)
|| (is_full_axis && value > full_axis_ceil))
{
bool sign = (value < 0);
pkey = axis_to_key(is_full_axis, sign, i);
return true;
}
}
}
return false;
}
void SetDefaultConfig()
{
for(int i = 0;i < GetNumAxes();i++)
{
AxisInfo info;
if(i < NumAxes)
info.Name.Format("Axis %d", i+1);
else
info.Name.Format("Hat %d (%c)", (i-NumAxes)/2 + 1, (i-NumAxes)%2 == 0 ? 'x' : 'y');
info.DeadZone = MIN_DEADZONE;
info.Multiplier = 1.0f;
info.Value = 0.0;
info.ButtonValue = 0;
if(i >= 5)
info.GameAxis = JOYAXIS_None;
else
info.GameAxis = DefaultAxes[i];
Axes.Push(info);
}
}
