dolphin/Source/Core/InputCommon/ControllerEmu/StickGate.h

93 lines
2.3 KiB
C++

// Copyright 2018 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#pragma once
#include "InputCommon/ControlReference/ControlReference.h"
#include "InputCommon/ControllerEmu/ControlGroup/ControlGroup.h"
namespace ControllerEmu
{
// An abstract class representing the plastic shell that limits an analog stick's movement.
class StickGate
{
public:
// Angle is in radians and should be non-negative
virtual ControlState GetRadiusAtAngle(double ang) const = 0;
virtual ~StickGate() = default;
};
// An octagon-shaped stick gate is found on most Nintendo GC/Wii analog sticks.
class OctagonStickGate : public StickGate
{
public:
// Radius of circumscribed circle
explicit OctagonStickGate(ControlState radius);
ControlState GetRadiusAtAngle(double ang) const override final;
private:
const ControlState m_radius;
};
// A round-shaped stick gate. Possibly found on 3rd-party accessories.
class RoundStickGate : public StickGate
{
public:
explicit RoundStickGate(ControlState radius);
ControlState GetRadiusAtAngle(double ang) const override final;
private:
const ControlState m_radius;
};
// A square-shaped stick gate. e.g. keyboard input.
class SquareStickGate : public StickGate
{
public:
explicit SquareStickGate(ControlState half_width);
ControlState GetRadiusAtAngle(double ang) const override final;
private:
const ControlState m_half_width;
};
class ReshapableInput : public ControlGroup
{
public:
ReshapableInput(std::string name, std::string ui_name, GroupType type);
struct ReshapeData
{
ControlState x{};
ControlState y{};
};
enum
{
SETTING_INPUT_RADIUS,
SETTING_INPUT_SHAPE,
SETTING_DEADZONE,
SETTING_COUNT,
};
// Angle is in radians and should be non-negative
ControlState GetDeadzoneRadiusAtAngle(double ang) const;
ControlState GetInputRadiusAtAngle(double ang) const;
virtual ControlState GetGateRadiusAtAngle(double ang) const = 0;
virtual ReshapeData GetReshapableState(bool adjusted) = 0;
protected:
void AddReshapingSettings(ControlState default_radius, ControlState default_shape,
int max_deadzone);
ReshapeData Reshape(ControlState x, ControlState y, ControlState modifier = 0.0);
private:
ControlState CalculateInputShapeRadiusAtAngle(double ang) const;
};
} // namespace ControllerEmu