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openmw/components/misc/osgpluginchecker.cpp.in

54 lines
1.6 KiB
C++

#include "components/misc/osgpluginchecker.hpp"
#include <components/debug/debuglog.hpp>
#include <components/misc/strings/conversion.hpp>
#include <osg/Config>
#include <osg/Version>
#include <osgDB/FileUtils>
#include <osgDB/PluginQuery>
#include <algorithm>
#include <array>
#include <filesystem>
#include <string_view>
namespace Misc
{
#if defined(OSG_LIBRARY_STATIC) || defined(__APPLE__)
bool checkRequiredOSGPluginsArePresent()
{
// assume they were linked in at build time and CMake would have failed if they were missing
// true-ish for MacOS - they're copied into the package and that'd fail if they were missing,
// but if you don't actually make a MacOS package and run a local build, this won't notice.
// the workaround in the real implementation isn't powerful enough to make MacOS work, though.
return true;
}
#else
namespace
{
constexpr auto USED_OSG_PLUGIN_NAMES = std::to_array<std::string_view>({${USED_OSG_PLUGIN_NAMES_FORMATTED}});
}
bool checkRequiredOSGPluginsArePresent()
{
// osgDB::listAllAvailablePlugins() lies, so don't use it
bool haveAllPlugins = true;
for (std::string_view plugin : USED_OSG_PLUGIN_NAMES)
{
std::string libraryName = osgDB::Registry::instance()->createLibraryNameForExtension(std::string{ plugin });
if (osgDB::findLibraryFile(libraryName).empty())
{
Log(Debug::Error) << "Missing OSG plugin: " << libraryName;
haveAllPlugins = false;
}
}
return haveAllPlugins;
}
#endif
}