In modernopengl add support for buffered draw tile collection.

This is first cached function implemented in modernopengl.
Also add support for bind buffer attributes.
Add finalize method to convert any cached data into data for GPU.

1 files changed, 1 insertions, 0 deletions

diff --git a/src/gui/widgets/progressbar.cpp b/src/gui/widgets/progressbar.cpp
index 9a10eedb7..8368ce71b 100644
--- a/src/gui/widgets/progressbar.cpp
+++ b/src/gui/widgets/progressbar.cpp
@@ -226,6 +226,7 @@ void ProgressBar::render(Graphics *graphics)
                         width, mDimension.height - pad, mFillRect);
                 }
             }
+            graphics->finalize(mVertexes);
         }
 
         graphics->drawTileCollection(mVertexes);