74 lines
1.9 KiB
C++
74 lines
1.9 KiB
C++
// Copyright 2018 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#pragma once
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#include "common/common_types.h"
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#include "common/math_util.h"
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namespace Layout {
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namespace MinimumSize {
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constexpr u32 Width = 640;
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constexpr u32 Height = 360;
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} // namespace MinimumSize
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namespace ScreenUndocked {
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constexpr u32 Width = 1280;
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constexpr u32 Height = 720;
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} // namespace ScreenUndocked
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namespace ScreenDocked {
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constexpr u32 Width = 1920;
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constexpr u32 Height = 1080;
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} // namespace ScreenDocked
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enum class AspectRatio {
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Default,
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R4_3,
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R21_9,
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StretchToWindow,
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};
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/// Describes the layout of the window framebuffer
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struct FramebufferLayout {
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u32 width{ScreenUndocked::Width};
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u32 height{ScreenUndocked::Height};
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bool is_srgb{};
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Common::Rectangle<u32> screen;
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/**
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* Returns the ration of pixel size of the screen, compared to the native size of the undocked
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* Switch screen.
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*/
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float GetScalingRatio() const {
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return static_cast<float>(screen.GetWidth()) / ScreenUndocked::Width;
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}
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};
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/**
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* Factory method for constructing a default FramebufferLayout
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* @param width Window framebuffer width in pixels
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* @param height Window framebuffer height in pixels
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* @return Newly created FramebufferLayout object with default screen regions initialized
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*/
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FramebufferLayout DefaultFrameLayout(u32 width, u32 height);
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/**
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* Convenience method to get frame layout by resolution scale
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* @param res_scale resolution scale factor
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*/
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FramebufferLayout FrameLayoutFromResolutionScale(f32 res_scale);
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/**
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* Convenience method to determine emulation aspect ratio
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* @param aspect Represents the index of aspect ratio stored in Settings::values.aspect_ratio
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* @param window_aspect_ratio Current window aspect ratio
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* @return Emulation render window aspect ratio
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*/
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float EmulationAspectRatio(AspectRatio aspect, float window_aspect_ratio);
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} // namespace Layout
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