only clean up openGL buffers if context is still valid

old-commit-hash: 1ce3184c16
4 years ago · fd6dddfc33
parent 1bd10695fb
commit fd6dddfc33
1 changed files with 5 additions and 3 deletions
--- a/selfdrive/ui/qt/widgets/cameraview.cc
+++ b/selfdrive/ui/qt/widgets/cameraview.cc
@ -84,10 +84,12 @@ CameraViewWidget::CameraViewWidget(VisionStreamType stream_type, QWidget* parent

 CameraViewWidget::~CameraViewWidget() {
  makeCurrent();
+  if (isValid()) {
+    glDeleteVertexArrays(1, &frame_vao);
+    glDeleteBuffers(1, &frame_vbo);
+    glDeleteBuffers(1, &frame_ibo);
+  }
  doneCurrent();
-  glDeleteVertexArrays(1, &frame_vao);
-  glDeleteBuffers(1, &frame_vbo);
-  glDeleteBuffers(1, &frame_ibo);
 }

 void CameraViewWidget::initializeGL() {