input_common/sdl: Fix joystick range
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@ -170,7 +170,8 @@ public:
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float GetAxis(int axis, float range, float offset) const {
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std::lock_guard lock{mutex};
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const float value = static_cast<float>(state.axes.at(axis)) / 32767.0f;
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return (value + offset) / range;
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const float offset_scale = (value + offset) > 0.0f ? 1.0f + offset : 1.0f - offset;
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return (value + offset) / range / offset_scale;
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}
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bool RumblePlay(u16 amp_low, u16 amp_high) {
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@ -789,8 +790,8 @@ public:
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const std::string invert_y_value = params.Get("invert_y", "+");
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const bool invert_x = invert_x_value == "-";
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const bool invert_y = invert_y_value == "-";
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const float offset_x = params.Get("offset_x", 0.0f);
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const float offset_y = params.Get("offset_y", 0.0f);
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const float offset_x = std::clamp(params.Get("offset_x", 0.0f), -0.99f, 0.99f);
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const float offset_y = std::clamp(params.Get("offset_y", 0.0f), -0.99f, 0.99f);
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auto joystick = state.GetSDLJoystickByGUID(guid, port);
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// This is necessary so accessing GetAxis with axis_x and axis_y won't crash
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