From b465a28fef702ccc3447de4ed33eb3940fd3e486 Mon Sep 17 00:00:00 2001 From: Jonathan Lambrechts <jonathan.lambrechts@uclouvain.be> Date: Wed, 29 May 2013 13:15:07 +0000 Subject: [PATCH] fix drawing on another window to generate bitmap files on linux --- Common/CreateFile.cpp | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/Common/CreateFile.cpp b/Common/CreateFile.cpp index 8576ac0275..285af09ec8 100644 --- a/Common/CreateFile.cpp +++ b/Common/CreateFile.cpp @@ -152,6 +152,11 @@ static PixelBuffer *GetCompositePixelBuffer(GLenum format, GLenum type) (FlGui::instance()->getCurrentOpenglWindow()->getDrawContext()); newg->show(); openglWindow::setLastHandled(newg); + //waiting for the os to really make the window visible and to call the "draw" function + //on (some ?) linux if we do not wait here, the window is not ready + //and the picture cannot be generated + while(!newg->valid()) + Fl::wait(); } PixelBuffer *buffer; -- GitLab