void ovrJobManagerImpl::Shutdown()
{
Exiting = true;
// allow all threads to complete their current job
// waiting threads must timeout waiting for NewJobSignal
while( Threads.GetSizeI() > 0 )
{
NewJobSignal->Raise(); // raise signal to release any waiting thread
// loop through threads until we find one that's seen the Exiting flag and detatched
int threadIndex = 0;
for ( ; ; )
{
if ( Threads[threadIndex]->GetJni() == nullptr )
{
LOG( "Exited thread '%s'", Threads[threadIndex]->GetThreadName() );
ovrJobThread::Destroy( Threads[threadIndex] );
Threads.RemoveAtUnordered( threadIndex );
break;
}
threadIndex++;
if ( threadIndex >= Threads.GetSizeI() )
{
threadIndex = 0;
}
}
}
ovrSignal::Destroy( NewJobSignal );
Initialized = false;
}
void GetGraphicsCardList(OVR::Array< OVR::String > &gpus)
{
gpus.Clear();
char info[256] = { 0 };
FILE *file = popen("/usr/bin/lspci", "r");
if (file)
{
int status = 0;
while (status >= 0)
{
status = fscanf(file, "%*[^\n]\n"); // Read up till the end of the current line, leaving the file pointer at the beginning of the next line (skipping any leading whitespace).
OVR_UNUSED(status); // Prevent GCC compiler warning: "ignoring return value of ‘int fscanf(FILE*, const char*, ...)"
status = fscanf(file, "%*[^ ] VGA compatible controller: %255[^\n]", info);
if (status == 1)
{
gpus.PushBack(String(info));
}
}
pclose(file);
}
if (gpus.GetSizeI() <= 0)
{
gpus.PushBack(String("No video card details found."));
}
}
//==============================
// BitmapFontLocal::WordWrapText
void BitmapFontLocal::WordWrapText( String & inOutText, const float widthMeters, OVR::Array< OVR::String > wholeStrsList, const float fontScale ) const
{
float const xScale = FontInfo.ScaleFactor * fontScale;
const int32_t totalLength = inOutText.GetLengthI();
int32_t lastWhitespaceIndex = -1;
double lineWidthAtLastWhitespace = 0.0f;
double lineWidth = 0.0f;
int dontSplitUntilIdx = -1;
for ( int32_t pos = 0; pos < totalLength; ++pos )
{
uint32_t charCode = inOutText.GetCharAt( pos );
// Replace any existing character escapes with space as we recompute where to insert line breaks
if ( charCode == '\r' || charCode == '\n' || charCode == '\t' )
{
inOutText.Remove( pos );
inOutText.InsertCharAt( ' ', pos );
charCode = ' ';
}
FontGlyphType const & g = GlyphForCharCode( charCode );
lineWidth += g.AdvanceX * xScale;
for ( int i = 0; i < wholeStrsList.GetSizeI(); ++i )
{
int curWholeStrLen = wholeStrsList[i].GetLengthI();
int endPos = pos + curWholeStrLen;
if ( endPos < totalLength )
{
String subInStr = inOutText.Substring( pos, endPos );
if ( subInStr == wholeStrsList[i] )
{
dontSplitUntilIdx = Alg::Max(dontSplitUntilIdx, endPos);
}
}
}
if ( pos >= dontSplitUntilIdx )
{
if ( charCode == ' ' )
{
lastWhitespaceIndex = pos;
lineWidthAtLastWhitespace = lineWidth;
}
// always check the line width and as soon as we exceed it, wrap the text at
// the last whitespace. This ensure's the text always fits within the width.
if ( lineWidth >= widthMeters && lastWhitespaceIndex >= 0 )
{
dontSplitUntilIdx = -1;
inOutText.Remove( lastWhitespaceIndex );
inOutText.InsertCharAt( '\n', lastWhitespaceIndex );
// subtract the width after the last whitespace so that we don't lose any
// of the accumulated width since then.
lineWidth -= lineWidthAtLastWhitespace;
}
}
}
}
// Updates the in-memory data and synchronously writes it to storage.
void ovr_SetLocalPreferenceValueForKey( const char * keyName, const char * keyValue )
{
LOG( "Set( %s, %s )", keyName, keyValue );
int i = 0;
for ( ; i < LocalPreferences.GetSizeI() ; i++ )
{
if ( !strcmp( keyName, LocalPreferences[i].Key.ToCStr() ) )
{
LocalPreferences[i].Value = keyValue;
}
}
if ( i == LocalPreferences.GetSizeI() )
{
KeyPair kp;
kp.Key = keyName;
kp.Value = keyValue;
LocalPreferences.PushBack( kp );
}
// don't write out if prefs are disabled because we could overwrite with default values
#if defined( ENABLE_LOCAL_PREFS )
// write the file
FILE * f = fopen( localPrefsFile, "w" );
if ( !f )
{
LOG( "Couldn't open %s for writing", localPrefsFile );
return;
}
for ( int i = 0 ; i < LocalPreferences.GetSizeI() ; i++ )
{
fprintf( f, "%s %s", LocalPreferences[i].Key.ToCStr(), LocalPreferences[i].Value.ToCStr() );
}
fclose( f );
#endif
}
// Query the in-memory preferences for a key / value pair.
// If the returned string is not defaultKeyValue, it will remain valid until the next ovr_UpdateLocalPreferences().
const char * ovr_GetLocalPreferenceValueForKey( const char * keyName, const char * defaultKeyValue )
{
#if defined( ENABLE_LOCAL_PREFS )
for ( int i = 0 ; i < LocalPreferences.GetSizeI() ; i++ )
{
if ( 0 == LocalPreferences[i].Key.CompareNoCase( keyName ) )
{
LOG( "Key %s = %s", keyName, LocalPreferences[i].Value.ToCStr() );
return LocalPreferences[i].Value.ToCStr();
}
}
LOG( "Key %s not found, returning default %s", keyName, defaultKeyValue );
#endif
return defaultKeyValue;
}