mirror of
https://github.com/RetroDECK/Duckstation.git
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109 lines
2.5 KiB
C++
109 lines
2.5 KiB
C++
// SPDX-FileCopyrightText: 2019-2024 Connor McLaughlin <stenzek@gmail.com>
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// SPDX-License-Identifier: (GPL-3.0 OR CC-BY-NC-ND-4.0)
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#pragma once
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#include "controller.h"
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#include <memory>
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#include <optional>
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#include <string_view>
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class TimingEvent;
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class Justifier final : public Controller
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{
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public:
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enum class Binding : u8
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{
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Trigger = 0,
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Start = 1,
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Back = 2,
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ShootOffscreen = 3,
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ButtonCount = 4,
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RelativeLeft = 4,
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RelativeRight = 5,
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RelativeUp = 6,
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RelativeDown = 7,
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BindingCount = 8,
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};
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static const Controller::ControllerInfo INFO;
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Justifier(u32 index);
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~Justifier() override;
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static std::unique_ptr<Justifier> Create(u32 index);
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ControllerType GetType() const override;
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void Reset() override;
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bool DoState(StateWrapper& sw, bool apply_input_state) override;
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void LoadSettings(SettingsInterface& si, const char* section) override;
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float GetBindState(u32 index) const override;
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void SetBindState(u32 index, float value) override;
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void ResetTransferState() override;
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bool Transfer(const u8 data_in, u8* data_out) override;
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private:
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bool IsTriggerPressed() const;
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void UpdatePosition();
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void UpdateIRQEvent();
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void IRQEvent();
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std::pair<float, float> GetAbsolutePositionFromRelativeAxes() const;
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bool CanUseSoftwareCursor() const;
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u32 GetSoftwarePointerIndex() const;
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void UpdateSoftwarePointerPosition();
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enum class TransferState : u8
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{
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Idle,
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IDMSB,
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ButtonsLSB,
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ButtonsMSB,
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XLSB,
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XMSB,
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YLSB,
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YMSB
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};
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static constexpr s8 DEFAULT_FIRST_LINE_OFFSET = -12;
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static constexpr s8 DEFAULT_LAST_LINE_OFFSET = -6;
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static constexpr s16 DEFAULT_TICK_OFFSET = 50;
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static constexpr u8 DEFAULT_OFFSCREEN_OOB_FRAMES = 5;
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static constexpr u8 DEFAULT_OFFSCREEN_TRIGGER_FRAMES = 5;
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static constexpr u8 DEFAULT_OFFSCREEN_RELEASE_FRAMES = 5;
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std::unique_ptr<TimingEvent> m_irq_event;
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s8 m_first_line_offset = 0;
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s8 m_last_line_offset = 0;
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s16 m_tick_offset = 0;
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u8 m_offscreen_oob_frames = 0;
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u8 m_offscreen_trigger_frames = 0;
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u8 m_offscreen_release_frames = 0;
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u16 m_irq_first_line = 0;
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u16 m_irq_last_line = 0;
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u16 m_irq_tick = 0;
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// buttons are active low
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u16 m_button_state = UINT16_C(0xFFFF);
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u8 m_shoot_offscreen = 0;
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bool m_position_valid = false;
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TransferState m_transfer_state = TransferState::Idle;
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bool m_has_relative_binds = false;
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float m_relative_pos[4] = {};
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std::string m_cursor_path;
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float m_cursor_scale = 1.0f;
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u32 m_cursor_color = 0xFFFFFFFFu;
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float m_x_scale = 1.0f;
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};
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