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ControlGroup/AnalogStick: Return state data by value

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Makes it less error-prone to get state data from analog sticks (no need
to pass any locals), and also allows direct assignment, letting the
retrieved data be const.
This commit is contained in:
Lioncash
2018-07-13 11:19:08 -04:00
parent cc6526f553
commit d05f490caa
8 changed files with 63 additions and 61 deletions
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27
Source/Core/InputCommon/ControllerEmu/ControlGroup/AnalogStick.cpp
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@ -36,20 +36,20 @@ AnalogStick::AnalogStick(const char* const name_, const char* const ui_name_,
numeric_settings.emplace_back(std::make_unique<NumericSetting>(_trans("Dead Zone"), 0, 0, 50));
}
void AnalogStick::GetState(ControlState* const x, ControlState* const y)
AnalogStick::StateData AnalogStick::GetState()
{
ControlState yy = controls[0]->control_ref->State() - controls[1]->control_ref->State();
ControlState xx = controls[3]->control_ref->State() - controls[2]->control_ref->State();
ControlState y = controls[0]->control_ref->State() - controls[1]->control_ref->State();
ControlState x = controls[3]->control_ref->State() - controls[2]->control_ref->State();
ControlState radius = numeric_settings[SETTING_RADIUS]->GetValue();
ControlState deadzone = numeric_settings[SETTING_DEADZONE]->GetValue();
ControlState m = controls[4]->control_ref->State();
const ControlState radius = numeric_settings[SETTING_RADIUS]->GetValue();
const ControlState deadzone = numeric_settings[SETTING_DEADZONE]->GetValue();
const ControlState m = controls[4]->control_ref->State();
ControlState ang = atan2(yy, xx);
ControlState ang_sin = sin(ang);
ControlState ang_cos = cos(ang);
const ControlState ang = atan2(y, x);
const ControlState ang_sin = sin(ang);
const ControlState ang_cos = cos(ang);
ControlState dist = sqrt(xx * xx + yy * yy);
ControlState dist = sqrt(x * x + y * y);
// dead zone code
dist = std::max(0.0, dist - deadzone);
@ -63,10 +63,9 @@ void AnalogStick::GetState(ControlState* const x, ControlState* const y)
if (m)
dist *= 0.5;
yy = std::max(-1.0, std::min(1.0, ang_sin * dist));
xx = std::max(-1.0, std::min(1.0, ang_cos * dist));
y = std::max(-1.0, std::min(1.0, ang_sin * dist));
x = std::max(-1.0, std::min(1.0, ang_cos * dist));
*y = yy;
*x = xx;
return {x, y};
}
} // namespace ControllerEmu