diff options
Diffstat (limited to 'src/quick/scenegraph/qsgcontext.cpp')
| -rw-r--r-- | src/quick/scenegraph/qsgcontext.cpp | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/src/quick/scenegraph/qsgcontext.cpp b/src/quick/scenegraph/qsgcontext.cpp index fa095b8165..afde7939f2 100644 --- a/src/quick/scenegraph/qsgcontext.cpp +++ b/src/quick/scenegraph/qsgcontext.cpp @@ -340,6 +340,7 @@ QSGRenderContext::QSGRenderContext(QSGContext *context) , m_depthStencilManager(0) , m_distanceFieldCacheManager(0) , m_brokenIBOs(false) + , m_serializedRender(false) { } @@ -348,8 +349,13 @@ QSGRenderContext::~QSGRenderContext() invalidate(); } +static QBasicMutex qsg_framerender_mutex; + void QSGRenderContext::renderNextFrame(QSGRenderer *renderer, GLuint fboId) { + if (m_serializedRender) + qsg_framerender_mutex.lock(); + if (fboId) { QSGBindableFboId bindable(fboId); renderer->renderScene(bindable); @@ -357,6 +363,9 @@ void QSGRenderContext::renderNextFrame(QSGRenderer *renderer, GLuint fboId) renderer->renderScene(); } + if (m_serializedRender) + qsg_framerender_mutex.unlock(); + } /*! @@ -442,6 +451,9 @@ void QSGRenderContext::initialize(QOpenGLContext *context) const char *vendor = (const char *) glGetString(GL_VENDOR); if (strstr(vendor, "nouveau")) m_brokenIBOs = true; + const char *renderer = (const char *) glGetString(GL_RENDERER); + if (strstr(renderer, "llvmpipe")) + m_serializedRender = true; #endif emit initialized(); |