Merged branch 'dev_native' into lm_sla_supports_auto

Added igl library files

src/libslic3r/utils.cpp

@@ -0,0 +1,347 @@
+#include "Utils.hpp"
+#include "I18N.hpp"
+
+#include <locale>
+#include <ctime>
+
+#ifdef WIN32
+#include <windows.h>
+#else
+#include <unistd.h>
+#endif
+
+#include <boost/log/core.hpp>
+#include <boost/log/trivial.hpp>
+#include <boost/log/expressions.hpp>
+
+#include <boost/locale.hpp>
+
+#include <boost/algorithm/string/predicate.hpp>
+#include <boost/date_time/local_time/local_time.hpp>
+#include <boost/filesystem.hpp>
+#include <boost/filesystem/path.hpp>
+#include <boost/nowide/fstream.hpp>
+#include <boost/nowide/integration/filesystem.hpp>
+#include <boost/nowide/convert.hpp>
+#include <boost/nowide/cstdio.hpp>
+
+#include <tbb/task_scheduler_init.h>
+
+#include <tbb/task_scheduler_init.h>
+
+namespace Slic3r {
+
+static boost::log::trivial::severity_level logSeverity = boost::log::trivial::error;
+
+void set_logging_level(unsigned int level)
+{
+    switch (level) {
+    // Report fatal errors only.
+    case 0: logSeverity = boost::log::trivial::fatal; break;
+    // Report fatal errors and errors.
+    case 1: logSeverity = boost::log::trivial::error; break;
+    // Report fatal errors, errors and warnings.
+    case 2: logSeverity = boost::log::trivial::warning; break;
+    // Report all errors, warnings and infos.
+    case 3: logSeverity = boost::log::trivial::info; break;
+    // Report all errors, warnings, infos and debugging.
+    case 4: logSeverity = boost::log::trivial::debug; break;
+    // Report everyting including fine level tracing information.
+    default: logSeverity = boost::log::trivial::trace; break;
+    }
+
+    boost::log::core::get()->set_filter
+    (
+        boost::log::trivial::severity >= logSeverity
+    );
+}
+
+// Force set_logging_level(<=error) after loading of the DLL.
+// Switch boost::filesystem to utf8.
+static struct RunOnInit {
+    RunOnInit() { 
+        boost::nowide::nowide_filesystem();
+        set_logging_level(1);
+    }
+} g_RunOnInit;
+
+void trace(unsigned int level, const char *message)
+{
+    boost::log::trivial::severity_level severity = boost::log::trivial::trace;
+    switch (level) {
+    // Report fatal errors only.
+    case 0: severity = boost::log::trivial::fatal; break;
+    // Report fatal errors and errors.
+    case 1: severity = boost::log::trivial::error; break;
+    // Report fatal errors, errors and warnings.
+    case 2: severity = boost::log::trivial::warning; break;
+    // Report all errors, warnings and infos.
+    case 3: severity = boost::log::trivial::info; break;
+    // Report all errors, warnings, infos and debugging.
+    case 4: severity = boost::log::trivial::debug; break;
+    // Report everyting including fine level tracing information.
+    default: severity = boost::log::trivial::trace; break;
+    }
+
+    BOOST_LOG_STREAM_WITH_PARAMS(::boost::log::trivial::logger::get(),\
+        (::boost::log::keywords::severity = severity)) << message;
+}
+
+void disable_multi_threading()
+{
+    // Disable parallelization so the Shiny profiler works
+    static tbb::task_scheduler_init *tbb_init = nullptr;
+    if (tbb_init == nullptr)
+        tbb_init = new tbb::task_scheduler_init(1);
+}
+
+static std::string g_var_dir;
+
+void set_var_dir(const std::string &dir)
+{
+    g_var_dir = dir;
+}
+
+const std::string& var_dir()
+{
+    return g_var_dir;
+}
+
+std::string var(const std::string &file_name)
+{
+    auto file = (boost::filesystem::path(g_var_dir) / file_name).make_preferred();
+    return file.string();
+}
+
+static std::string g_resources_dir;
+
+void set_resources_dir(const std::string &dir)
+{
+    g_resources_dir = dir;
+}
+
+const std::string& resources_dir()
+{
+    return g_resources_dir;
+}
+
+static std::string g_local_dir;
+
+void set_local_dir(const std::string &dir)
+{
+    g_local_dir = dir;
+}
+
+const std::string& localization_dir()
+{
+	return g_local_dir;
+}
+
+// Translate function callback, to call wxWidgets translate function to convert non-localized UTF8 string to a localized one.
+Slic3r::I18N::translate_fn_type Slic3r::I18N::translate_fn = nullptr;
+
+static std::string g_data_dir;
+
+void set_data_dir(const std::string &dir)
+{
+    g_data_dir = dir;
+}
+
+const std::string& data_dir()
+{
+    return g_data_dir;
+}
+
+
+// borrowed from LVVM lib/Support/Windows/Path.inc
+int rename_file(const std::string &from, const std::string &to)
+{
+    int ec = 0;
+
+#ifdef _WIN32
+
+	// Convert to utf-16.
+    std::wstring wide_from = boost::nowide::widen(from);
+    std::wstring wide_to   = boost::nowide::widen(to);
+
+    // Retry while we see recoverable errors.
+    // System scanners (eg. indexer) might open the source file when it is written
+    // and closed.
+    bool TryReplace = true;
+
+    // This loop may take more than 2000 x 1ms to finish.
+    for (int i = 0; i < 2000; ++ i) {
+        if (i > 0)
+            // Sleep 1ms
+            ::Sleep(1);
+        if (TryReplace) {
+            // Try ReplaceFile first, as it is able to associate a new data stream
+            // with the destination even if the destination file is currently open.
+            if (::ReplaceFileW(wide_to.data(), wide_from.data(), NULL, 0, NULL, NULL))
+                return 0;
+            DWORD ReplaceError = ::GetLastError();
+            ec = -1; // ReplaceError
+            // If ReplaceFileW returned ERROR_UNABLE_TO_MOVE_REPLACEMENT or
+            // ERROR_UNABLE_TO_MOVE_REPLACEMENT_2, retry but only use MoveFileExW().
+            if (ReplaceError == ERROR_UNABLE_TO_MOVE_REPLACEMENT ||
+                ReplaceError == ERROR_UNABLE_TO_MOVE_REPLACEMENT_2) {
+                TryReplace = false;
+                continue;
+            }
+            // If ReplaceFileW returned ERROR_UNABLE_TO_REMOVE_REPLACED, retry
+            // using ReplaceFileW().
+            if (ReplaceError == ERROR_UNABLE_TO_REMOVE_REPLACED)
+                continue;
+            // We get ERROR_FILE_NOT_FOUND if the destination file is missing.
+            // MoveFileEx can handle this case.
+            if (ReplaceError != ERROR_ACCESS_DENIED && ReplaceError != ERROR_FILE_NOT_FOUND && ReplaceError != ERROR_SHARING_VIOLATION)
+                break;
+        }
+        if (::MoveFileExW(wide_from.c_str(), wide_to.c_str(), MOVEFILE_COPY_ALLOWED | MOVEFILE_REPLACE_EXISTING))
+            return 0;
+        DWORD MoveError = ::GetLastError();
+        ec = -1; // MoveError
+        if (MoveError != ERROR_ACCESS_DENIED && MoveError != ERROR_SHARING_VIOLATION)
+            break;
+    }
+
+#else
+
+	boost::nowide::remove(to.c_str());
+	ec = boost::nowide::rename(from.c_str(), to.c_str());
+
+#endif
+
+    return ec;
+}
+
+int copy_file(const std::string &from, const std::string &to)
+{
+    const boost::filesystem::path source(from);
+    const boost::filesystem::path target(to);
+    static const auto perms = boost::filesystem::owner_read | boost::filesystem::owner_write | boost::filesystem::group_read | boost::filesystem::others_read;   // aka 644
+
+    // Make sure the file has correct permission both before and after we copy over it.
+    try {
+        if (boost::filesystem::exists(target))
+            boost::filesystem::permissions(target, perms);
+        boost::filesystem::copy_file(source, target, boost::filesystem::copy_option::overwrite_if_exists);
+        boost::filesystem::permissions(target, perms);
+    } catch (std::exception & /* ex */) {
+        return -1;
+    }
+    return 0;
+}
+
+} // namespace Slic3r
+
+#ifdef WIN32
+    #ifndef NOMINMAX
+    # define NOMINMAX
+    #endif
+    #include <windows.h>
+#endif /* WIN32 */
+
+namespace Slic3r {
+
+// Encode an UTF-8 string to the local code page.
+std::string encode_path(const char *src)
+{    
+#ifdef WIN32
+    // Convert the source utf8 encoded string to a wide string.
+    std::wstring wstr_src = boost::nowide::widen(src);
+    if (wstr_src.length() == 0)
+        return std::string();
+    // Convert a wide string to a local code page.
+    int size_needed = ::WideCharToMultiByte(0, 0, wstr_src.data(), (int)wstr_src.size(), nullptr, 0, nullptr, nullptr);
+    std::string str_dst(size_needed, 0);
+    ::WideCharToMultiByte(0, 0, wstr_src.data(), (int)wstr_src.size(), const_cast<char*>(str_dst.data()), size_needed, nullptr, nullptr);
+    return str_dst;
+#else /* WIN32 */
+    return src;
+#endif /* WIN32 */
+}
+
+// Encode an 8-bit string from a local code page to UTF-8.
+std::string decode_path(const char *src)
+{  
+#ifdef WIN32
+    int len = int(strlen(src));
+    if (len == 0)
+        return std::string();
+    // Convert the string encoded using the local code page to a wide string.
+    int size_needed = ::MultiByteToWideChar(0, 0, src, len, nullptr, 0);
+    std::wstring wstr_dst(size_needed, 0);
+    ::MultiByteToWideChar(0, 0, src, len, const_cast<wchar_t*>(wstr_dst.data()), size_needed);
+    // Convert a wide string to utf8.
+    return boost::nowide::narrow(wstr_dst.c_str());
+#else /* WIN32 */
+    return src;
+#endif /* WIN32 */
+}
+
+std::string normalize_utf8_nfc(const char *src)
+{
+    static std::locale locale_utf8(boost::locale::generator().generate(""));
+    return boost::locale::normalize(src, boost::locale::norm_nfc, locale_utf8);
+}
+
+namespace PerlUtils {
+    // Get a file name including the extension.
+    std::string path_to_filename(const char *src)       { return boost::filesystem::path(src).filename().string(); }
+    // Get a file name without the extension.
+    std::string path_to_stem(const char *src)           { return boost::filesystem::path(src).stem().string(); }
+    // Get just the extension.
+    std::string path_to_extension(const char *src)      { return boost::filesystem::path(src).extension().string(); }
+    // Get a directory without the trailing slash.
+    std::string path_to_parent_path(const char *src)    { return boost::filesystem::path(src).parent_path().string(); }
+};
+
+std::string timestamp_str()
+{
+    const auto now = boost::posix_time::second_clock::local_time();
+    char buf[2048];
+    sprintf(buf, "on %04d-%02d-%02d at %02d:%02d:%02d",
+        // Local date in an ANSII format.
+        int(now.date().year()), int(now.date().month()), int(now.date().day()),
+        int(now.time_of_day().hours()), int(now.time_of_day().minutes()), int(now.time_of_day().seconds()));
+    return buf;
+}
+
+unsigned get_current_pid()
+{
+#ifdef WIN32
+    return GetCurrentProcessId();
+#else
+    return ::getpid();
+#endif
+}
+
+std::string xml_escape(std::string text)
+{
+    std::string::size_type pos = 0;
+    for (;;)
+    {
+        pos = text.find_first_of("\"\'&<>", pos);
+        if (pos == std::string::npos)
+            break;
+
+        std::string replacement;
+        switch (text[pos])
+        {
+        case '\"': replacement = "&quot;"; break;
+        case '\'': replacement = "&apos;"; break;
+        case '&':  replacement = "&amp;";  break;
+        case '<':  replacement = "&lt;";   break;
+        case '>':  replacement = "&gt;";   break;
+        default: break;
+        }
+
+        text.replace(pos, 1, replacement);
+        pos += replacement.size();
+    }
+
+    return text;
+}
+
+}; // namespace Slic3r