mirror of
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86 lines
2.9 KiB
C++
86 lines
2.9 KiB
C++
#include "components/misc/osgpluginchecker.hpp"
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#include <components/debug/debuglog.hpp>
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#include <components/misc/strings/conversion.hpp>
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#include <osg/Config>
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#include <osg/Version>
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#include <osgDB/FileUtils>
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#include <osgDB/PluginQuery>
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#include <algorithm>
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#include <array>
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#include <filesystem>
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#include <string_view>
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namespace Misc
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{
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#if defined(OSG_LIBRARY_STATIC) || defined(__APPLE__)
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bool checkRequiredOSGPluginsArePresent()
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{
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// assume they were linked in at build time and CMake would have failed if they were missing
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// true-ish for MacOS - they're copied into the package and that'd fail if they were missing,
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// but if you don't actually make a MacOS package and run a local build, this won't notice.
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// the workaround in the real implementation isn't powerful enough to make MacOS work, though.
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return true;
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}
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#else
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namespace
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{
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constexpr auto USED_OSG_PLUGIN_FILENAMES = std::to_array<std::string_view>({${USED_OSG_PLUGIN_FILENAMES_FORMATTED}});
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}
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bool checkRequiredOSGPluginsArePresent()
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{
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// work around osgDB::listAllAvailablePlugins() not working on some platforms due to a suspected OSG bug
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std::filesystem::path pluginDirectoryName = std::string("osgPlugins-") + std::string(osgGetVersion());
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osgDB::FilePathList& filepath = osgDB::getLibraryFilePathList();
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for (const auto& path : filepath)
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{
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#ifdef OSG_USE_UTF8_FILENAME
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std::filesystem::path osgPath{ StringUtils::stringToU8String(path) };
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#else
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std::filesystem::path osgPath{ path };
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#endif
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if (!osgPath.has_filename())
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osgPath = osgPath.parent_path();
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if (osgPath.filename() == pluginDirectoryName)
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{
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osgPath = osgPath.parent_path();
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#ifdef OSG_USE_UTF8_FILENAME
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std::string extraPath = StringUtils::u8StringToString(osgPath.u8string());
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#else
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std::string extraPath = osgPath.string();
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#endif
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filepath.emplace_back(std::move(extraPath));
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}
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}
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auto availableOSGPlugins = osgDB::listAllAvailablePlugins();
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bool haveAllPlugins = true;
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for (std::string_view plugin : USED_OSG_PLUGIN_FILENAMES)
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{
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if (std::find_if(availableOSGPlugins.begin(), availableOSGPlugins.end(),
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[&](std::string_view availablePlugin) {
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#ifdef OSG_USE_UTF8_FILENAME
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std::filesystem::path pluginPath{ StringUtils::stringToU8String(availablePlugin) };
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#else
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std::filesystem::path pluginPath {availablePlugin};
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#endif
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return pluginPath.filename() == plugin;
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})
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== availableOSGPlugins.end())
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{
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Log(Debug::Error) << "Missing OSG plugin: " << plugin;
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haveAllPlugins = false;
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}
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}
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return haveAllPlugins;
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}
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#endif
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}
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