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Add LR triggers as axes, half press to initiate a press, add GC axis id in config, clarify some code blocks for better readability

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This commit is contained in:
Ameer 2020-07-02 15:54:44 -04:00
parent 34e6084c8d
commit 12e679c39c
3 changed files with 80 additions and 35 deletions
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32
src/input_common/gcadapter/gc_poller.cpp
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@ -34,7 +34,13 @@ public:
explicit GCAxisButton(int port_, int axis_, float threshold_, bool trigger_if_greater_,
GCAdapter::Adapter* adapter)
: port(port_), axis(axis_), threshold(threshold_), trigger_if_greater(trigger_if_greater_),
gcadapter(adapter) {}
gcadapter(adapter) {
// L/R triggers range is only in positive direction beginning near 0
// 0.0 threshold equates to near half trigger press, but threshold accounts for variability.
if (axis > 3) {
threshold *= -0.5;
}
}
bool GetStatus() const override {
const float axis_value = (gcadapter->GetPadState()[port].axes.at(axis) - 128.0f) / 128.0f;
@ -60,10 +66,20 @@ GCButton::~GCButton() = default;
std::unique_ptr<Input::ButtonDevice> GCButtonFactory::Create(const Common::ParamPackage& params) {
const int button_id = params.Get("button", 0);
const int port = params.Get("port", 0);
constexpr int PAD_STICK_ID = static_cast<u16>(GCAdapter::PadButton::PAD_STICK);
// button is not an axis/stick button
if (button_id != PAD_STICK_ID) {
std::unique_ptr<GCButton> button =
std::make_unique<GCButton>(port, button_id, params.Get("axis", 0), adapter.get());
return std::move(button);
}
// For Axis buttons, used by the binary sticks.
if (params.Has("axis")) {
if (button_id == PAD_STICK_ID) {
const int axis = params.Get("axis", 0);
const float threshold = params.Get("threshold", 0.5f);
const float threshold = params.Get("threshold", 0.25f);
const std::string direction_name = params.Get("direction", "");
bool trigger_if_greater;
if (direction_name == "+") {
@ -77,10 +93,6 @@ std::unique_ptr<Input::ButtonDevice> GCButtonFactory::Create(const Common::Param
return std::make_unique<GCAxisButton>(port, axis, threshold, trigger_if_greater,
adapter.get());
}
std::unique_ptr<GCButton> button =
std::make_unique<GCButton>(port, button_id, params.Get("axis", 0), adapter.get());
return std::move(button);
}
Common::ParamPackage GCButtonFactory::GetNextInput() {
@ -106,10 +118,10 @@ Common::ParamPackage GCButtonFactory::GetNextInput() {
params.Set("button", static_cast<u16>(GCAdapter::PadButton::PAD_STICK));
if (pad.axis_value > 128) {
params.Set("direction", "+");
params.Set("threshold", "0.5");
params.Set("threshold", "0.25");
} else {
params.Set("direction", "-");
params.Set("threshold", "-0.5");
params.Set("threshold", "-0.25");
}
break;
}
@ -232,7 +244,7 @@ Common::ParamPackage GCAnalogFactory::GetNextInput() {
continue;
}
// An analog device needs two axes, so we need to store the axis for later and wait for
// a second SDL event. The axes also must be from the same joystick.
// a second input event. The axes also must be from the same joystick.
const u8 axis = static_cast<u8>(pad.axis);
if (analog_x_axis == -1) {
analog_x_axis = axis;