mirror of https://github.com/PCSX2/pcsx2.git
141 lines
3.7 KiB
C++
141 lines
3.7 KiB
C++
/* PCSX2 - PS2 Emulator for PCs
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* Copyright (C) 2002-2021 PCSX2 Dev Team
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*
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* PCSX2 is free software: you can redistribute it and/or modify it under the terms
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* of the GNU Lesser General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with PCSX2.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "PrecompiledHeader.h"
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#include "HostDisplay.h"
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#include "common/Assertions.h"
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#include "common/Console.h"
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#include "common/StringUtil.h"
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#include <cerrno>
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#include <cmath>
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#include <cstring>
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#include <chrono>
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#include <thread>
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#include <vector>
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HostDisplayTexture::~HostDisplayTexture() = default;
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HostDisplay::~HostDisplay() = default;
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const char* HostDisplay::RenderAPIToString(RenderAPI api)
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{
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static const char* names[] = {"None", "D3D11", "Vulkan", "OpenGL", "OpenGLES"};
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return (static_cast<u32>(api) >= std::size(names)) ? names[0] : names[static_cast<u32>(api)];
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}
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bool HostDisplay::UsesLowerLeftOrigin() const
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{
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const RenderAPI api = GetRenderAPI();
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return (api == RenderAPI::OpenGL || api == RenderAPI::OpenGLES);
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}
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bool HostDisplay::GetHostRefreshRate(float* refresh_rate)
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{
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if (m_window_info.surface_refresh_rate > 0.0f)
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{
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*refresh_rate = m_window_info.surface_refresh_rate;
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return true;
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}
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return WindowInfo::QueryRefreshRateForWindow(m_window_info, refresh_rate);
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}
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bool HostDisplay::ParseFullscreenMode(const std::string_view& mode, u32* width, u32* height, float* refresh_rate)
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{
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if (!mode.empty())
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{
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std::string_view::size_type sep1 = mode.find('x');
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if (sep1 != std::string_view::npos)
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{
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std::optional<u32> owidth = StringUtil::FromChars<u32>(mode.substr(0, sep1));
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sep1++;
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while (sep1 < mode.length() && std::isspace(mode[sep1]))
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sep1++;
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if (owidth.has_value() && sep1 < mode.length())
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{
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std::string_view::size_type sep2 = mode.find('@', sep1);
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if (sep2 != std::string_view::npos)
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{
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std::optional<u32> oheight = StringUtil::FromChars<u32>(mode.substr(sep1, sep2 - sep1));
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sep2++;
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while (sep2 < mode.length() && std::isspace(mode[sep2]))
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sep2++;
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if (oheight.has_value() && sep2 < mode.length())
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{
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std::optional<float> orefresh_rate = StringUtil::FromChars<float>(mode.substr(sep2));
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if (orefresh_rate.has_value())
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{
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*width = owidth.value();
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*height = oheight.value();
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*refresh_rate = orefresh_rate.value();
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return true;
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}
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}
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}
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}
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}
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}
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*width = 0;
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*height = 0;
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*refresh_rate = 0;
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return false;
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}
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std::string HostDisplay::GetFullscreenModeString(u32 width, u32 height, float refresh_rate)
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{
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return StringUtil::StdStringFromFormat("%u x %u @ %f hz", width, height, refresh_rate);
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}
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#include "Frontend/OpenGLHostDisplay.h"
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#ifdef ENABLE_VULKAN
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#include "Frontend/VulkanHostDisplay.h"
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#endif
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#ifdef _WIN32
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#include "Frontend/D3D11HostDisplay.h"
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#endif
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std::unique_ptr<HostDisplay> HostDisplay::CreateDisplayForAPI(RenderAPI api)
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{
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switch (api)
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{
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#ifdef _WIN32
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case RenderAPI::D3D11:
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return std::make_unique<D3D11HostDisplay>();
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#endif
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case RenderAPI::OpenGL:
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case RenderAPI::OpenGLES:
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return std::make_unique<OpenGLHostDisplay>();
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#ifdef ENABLE_VULKAN
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case RenderAPI::Vulkan:
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return std::make_unique<VulkanHostDisplay>();
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#endif
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default:
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Console.Error("Unknown render API %u", static_cast<unsigned>(api));
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return {};
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}
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}
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