From 4e781b65c60c6bdf0917fe9983a4f1e699643e55 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Trond=20Kjern=C3=A5sen?= Date: Fri, 24 Sep 2010 13:16:01 +0200 Subject: Don't pretend to support single buffered EGL surfaces. Task-number: QTBUG-12865 Reviewed-by: Samuel --- src/opengl/qgl.cpp | 3 +++ src/opengl/qgl_egl.cpp | 1 + 2 files changed, 4 insertions(+) diff --git a/src/opengl/qgl.cpp b/src/opengl/qgl.cpp index 0d1a66e..b678790 100644 --- a/src/opengl/qgl.cpp +++ b/src/opengl/qgl.cpp @@ -509,6 +509,9 @@ QGLFormat::~QGLFormat() exchange the screen contents with the buffer. The result is flicker-free drawing and often better performance. + Note that single buffered contexts are currently not supported + with EGL. + \sa doubleBuffer(), QGLContext::swapBuffers(), QGLWidget::swapBuffers() */ diff --git a/src/opengl/qgl_egl.cpp b/src/opengl/qgl_egl.cpp index ebd1169..c79c4cd 100644 --- a/src/opengl/qgl_egl.cpp +++ b/src/opengl/qgl_egl.cpp @@ -143,6 +143,7 @@ void qt_glformat_from_eglconfig(QGLFormat& format, const EGLConfig config) format.setRgba(true); // EGL doesn't support colour index rendering format.setStereo(false); // EGL doesn't support stereo buffers format.setAccumBufferSize(0); // EGL doesn't support accululation buffers + format.setDoubleBuffer(true); // We don't support single buffered EGL contexts // Clear the EGL error state because some of the above may // have errored out because the attribute is not applicable -- cgit v0.12