From 80fece4e081323353399fe12a315e02925df778a Mon Sep 17 00:00:00 2001
From: german <german@thesoftwareartisans.com>
Date: Sat, 26 Dec 2020 12:17:22 -0600
Subject: Allow to invert analog axis with right click
---
src/input_common/sdl/sdl_impl.cpp | 26 +++++++++++++++++++++-----
1 file changed, 21 insertions(+), 5 deletions(-)
(limited to 'src/input_common/sdl/sdl_impl.cpp')
diff --git a/src/input_common/sdl/sdl_impl.cpp b/src/input_common/sdl/sdl_impl.cpp
index 7827e324cb..0b531f6982 100644
--- a/src/input_common/sdl/sdl_impl.cpp
+++ b/src/input_common/sdl/sdl_impl.cpp
@@ -352,13 +352,20 @@ private:
class SDLAnalog final : public Input::AnalogDevice {
public:
explicit SDLAnalog(std::shared_ptr<SDLJoystick> joystick_, int axis_x_, int axis_y_,
- float deadzone_, float range_)
- : joystick(std::move(joystick_)), axis_x(axis_x_), axis_y(axis_y_), deadzone(deadzone_),
- range(range_) {}
+ bool invert_x_, bool invert_y_, float deadzone_, float range_)
+ : joystick(std::move(joystick_)), axis_x(axis_x_), axis_y(axis_y_), invert_x(invert_x_),
+ invert_y(invert_y_), deadzone(deadzone_), range(range_) {}
std::tuple<float, float> GetStatus() const override {
- const auto [x, y] = joystick->GetAnalog(axis_x, axis_y, range);
+ auto [x, y] = joystick->GetAnalog(axis_x, axis_y, range);
const float r = std::sqrt((x * x) + (y * y));
+ if (invert_x) {
+ x = -x;
+ }
+ if (invert_y) {
+ y = -y;
+ }
+
if (r > deadzone) {
return std::make_tuple(x / r * (r - deadzone) / (1 - deadzone),
y / r * (r - deadzone) / (1 - deadzone));
@@ -386,6 +393,8 @@ private:
std::shared_ptr<SDLJoystick> joystick;
const int axis_x;
const int axis_y;
+ const bool invert_x;
+ const bool invert_y;
const float deadzone;
const float range;
};
@@ -572,12 +581,17 @@ public:
const int axis_y = params.Get("axis_y", 1);
const float deadzone = std::clamp(params.Get("deadzone", 0.0f), 0.0f, 1.0f);
const float range = std::clamp(params.Get("range", 1.0f), 0.50f, 1.50f);
+ const std::string invert_x_value = params.Get("invert_x", "+");
+ const std::string invert_y_value = params.Get("invert_y", "+");
+ const bool invert_x = invert_x_value == "-";
+ const bool invert_y = invert_y_value == "-";
auto joystick = state.GetSDLJoystickByGUID(guid, port);
// This is necessary so accessing GetAxis with axis_x and axis_y won't crash
joystick->SetAxis(axis_x, 0);
joystick->SetAxis(axis_y, 0);
- return std::make_unique<SDLAnalog>(joystick, axis_x, axis_y, deadzone, range);
+ return std::make_unique<SDLAnalog>(joystick, axis_x, axis_y, invert_x, invert_y, deadzone,
+ range);
}
private:
@@ -886,6 +900,8 @@ Common::ParamPackage BuildParamPackageForAnalog(int port, const std::string& gui
params.Set("guid", guid);
params.Set("axis_x", axis_x);
params.Set("axis_y", axis_y);
+ params.Set("invert_x", "+");
+ params.Set("invert_y", "+");
return params;
}
} // Anonymous namespace
--
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