48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
// Copyright 2023 Dolphin Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <memory>
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#include "VideoCommon/VideoConfig.h"
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#include "VideoCommon/VideoEvents.h"
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class PointerWrap;
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// This class is responsible for tracking the game's aspect ratio.
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// This exclusively supports 4:3 or 16:9 detection by default.
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class WidescreenManager
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{
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public:
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WidescreenManager();
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// Just a helper to tell whether the game seems to be running in widescreen,
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// or if it's being forced to.
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bool IsGameWidescreen() const { return m_is_game_widescreen; }
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void DoState(PointerWrap& p);
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private:
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enum class HeuristicState
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{
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Inactive,
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Active_NotFound,
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Active_Found_Normal,
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Active_Found_Anamorphic,
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};
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// Returns whether the widescreen state wants to change, and its target value
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std::optional<bool> GetWidescreenOverride() const;
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void UpdateWidescreenHeuristic();
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bool m_is_game_widescreen = false;
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bool m_was_orthographically_anamorphic = false;
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HeuristicState m_heuristic_state = HeuristicState::Inactive;
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Common::EventHook m_update_widescreen;
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Common::EventHook m_config_changed;
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};
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extern std::unique_ptr<WidescreenManager> g_widescreen;
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