diff options
Diffstat (limited to 'src/gui/opengl/qopenglprogrambinarycache.cpp')
| -rw-r--r-- | src/gui/opengl/qopenglprogrambinarycache.cpp | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/src/gui/opengl/qopenglprogrambinarycache.cpp b/src/gui/opengl/qopenglprogrambinarycache.cpp index c3fb375a20..1495471457 100644 --- a/src/gui/opengl/qopenglprogrambinarycache.cpp +++ b/src/gui/opengl/qopenglprogrambinarycache.cpp @@ -45,6 +45,7 @@ #include <QDir> #include <QSaveFile> #include <QLoggingCategory> +#include <QCryptographicHash> #ifdef Q_OS_UNIX #include <sys/mman.h> @@ -94,6 +95,15 @@ GLEnvInfo::GLEnvInfo() glversion = QByteArray(version); } +QByteArray QOpenGLProgramBinaryCache::ProgramDesc::cacheKey() const +{ + QCryptographicHash keyBuilder(QCryptographicHash::Sha1); + for (const QOpenGLProgramBinaryCache::ShaderDesc &shader : shaders) + keyBuilder.addData(shader.source); + + return keyBuilder.result().toHex(); +} + static inline bool qt_ensureWritableDir(const QString &name) { QDir::root().mkpath(name); @@ -413,10 +423,16 @@ void QOpenGLProgramBinaryCache::save(const QByteArray &cacheKey, uint programId) writeUInt(&blobFormatPtr, blobFormat); +#if QT_CONFIG(temporaryfile) QSaveFile f(cacheFileName(cacheKey)); if (f.open(QIODevice::WriteOnly | QIODevice::Truncate)) { f.write(blob); if (!f.commit()) +#else + QFile f(cacheFileName(cacheKey)); + if (f.open(QIODevice::WriteOnly | QIODevice::Truncate)) { + if (f.write(blob) < blob.length()) +#endif qCDebug(DBG_SHADER_CACHE, "Failed to write %s to shader cache", qPrintable(f.fileName())); } else { qCDebug(DBG_SHADER_CACHE, "Failed to create %s in shader cache", qPrintable(f.fileName())); |