yuzu/src/video_core/vulkan_common/vulkan_library.cpp

49 lines
1.9 KiB
C++

// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#include <string>
#include "common/dynamic_library.h"
#include "common/fs/path_util.h"
#include "common/logging/log.h"
#include "video_core/vulkan_common/vulkan_library.h"
namespace Vulkan {
std::shared_ptr<Common::DynamicLibrary> OpenLibrary(
[[maybe_unused]] Core::Frontend::GraphicsContext* context) {
LOG_DEBUG(Render_Vulkan, "Looking for a Vulkan library");
#if defined(ANDROID) && defined(ARCHITECTURE_arm64)
// Android manages its Vulkan driver from the frontend.
return context->GetDriverLibrary();
#else
auto library = std::make_shared<Common::DynamicLibrary>();
#ifdef __APPLE__
const auto libvulkan_filename =
Common::FS::GetBundleDirectory() / "Contents/Frameworks/libvulkan.1.dylib";
const auto libmoltenvk_filename =
Common::FS::GetBundleDirectory() / "Contents/Frameworks/libMoltenVK.dylib";
const char* library_paths[] = {std::getenv("LIBVULKAN_PATH"), libvulkan_filename.c_str(),
libmoltenvk_filename.c_str()};
// Check if a path to a specific Vulkan library has been specified.
for (const auto& library_path : library_paths) {
if (library_path && library->Open(library_path)) {
break;
}
}
#else
std::string filename = Common::DynamicLibrary::GetVersionedFilename("vulkan", 1);
LOG_DEBUG(Render_Vulkan, "Trying Vulkan library: {}", filename);
if (!library->Open(filename.c_str())) {
// Android devices may not have libvulkan.so.1, only libvulkan.so.
filename = Common::DynamicLibrary::GetVersionedFilename("vulkan");
LOG_DEBUG(Render_Vulkan, "Trying Vulkan library (second attempt): {}", filename);
void(library->Open(filename.c_str()));
}
#endif
return library;
#endif
}
} // namespace Vulkan