Free VAOs in Renderer::releaseGraphicsResources()

Change-Id: I7dc349dc2b91078cda3cb97fa061a7362aa36ddc
Task-number: QTBUG-55489
Reviewed-by: Paul Lemire <paul.lemire@kdab.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/src/render/backend/renderer.cpp b/src/render/backend/renderer.cpp
index c0b85c349..d38df13e2 100644
--- a/src/render/backend/renderer.cpp
+++ b/src/render/backend/renderer.cpp
@@ -401,6 +401,13 @@ void Renderer::releaseGraphicsResources()
             buffer->destroy(m_graphicsContext.data());
         }
 
+        // Do the same thing with VAOs
+        const QVector<HVao> activeVaos = m_nodesManager->vaoManager()->activeHandles();
+        for (const HVao &vaoHandle : activeVaos) {
+            OpenGLVertexArrayObject *vao = m_nodesManager->vaoManager()->data(vaoHandle);
+            vao->destroy();
+        }
+
         context->doneCurrent();
     } else {
         qWarning() << "Failed to make context current: OpenGL resources will not be destroyed";