diff options
| author | Miikka Heikkinen <miikka.heikkinen@digia.com> | 2013-12-20 11:31:04 +0200 |
|---|---|---|
| committer | Miikka Heikkinen <miikka.heikkinen@digia.com> | 2013-12-20 11:41:54 +0200 |
| commit | c32f52c8a00292d91ada5b8cf05b6edc6713ead2 (patch) | |
| tree | fdc67cd89f339ecfda8d59ee33ef5b428e3d7d75 /src/datavisualization/engine/drawer.cpp | |
| parent | dcf57ae33cbe173724f7f18d94c3d67cac27fac1 (diff) | |
Check context before attempting to release opengl resources
In case of QMl ApplicationWindow using applications, openGL context
seems to be 0 when the renderer gets destroyed at application
shutdown. Work around this by checking for context validity on
destructors before attempting to free openGL resources.
Change-Id: I5ba5209740f8f4467f4ba2cc8dd195171bcd13c8
Reviewed-by: Mika Salmela <mika.salmela@digia.com>
Diffstat (limited to 'src/datavisualization/engine/drawer.cpp')
| -rw-r--r-- | src/datavisualization/engine/drawer.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/datavisualization/engine/drawer.cpp b/src/datavisualization/engine/drawer.cpp index 14f0b315..f78b2d29 100644 --- a/src/datavisualization/engine/drawer.cpp +++ b/src/datavisualization/engine/drawer.cpp @@ -56,7 +56,8 @@ Drawer::Drawer(Q3DTheme *theme) Drawer::~Drawer() { delete m_textureHelper; - glDeleteBuffers(1, &m_pointbuffer); + if (QOpenGLContext::currentContext()) + glDeleteBuffers(1, &m_pointbuffer); } void Drawer::initializeOpenGL() |