diff options
Diffstat (limited to 'examples/opengl/hellogl2/glwidget.cpp')
| -rw-r--r-- | examples/opengl/hellogl2/glwidget.cpp | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/examples/opengl/hellogl2/glwidget.cpp b/examples/opengl/hellogl2/glwidget.cpp index 6d2ffb3b581..aad83cc2af5 100644 --- a/examples/opengl/hellogl2/glwidget.cpp +++ b/examples/opengl/hellogl2/glwidget.cpp @@ -7,6 +7,7 @@ #include <QCoreApplication> #include <math.h> +// Set from main bool GLWidget::m_transparent = false; GLWidget::GLWidget(QWidget *parent) @@ -209,9 +210,11 @@ void GLWidget::setupVertexAttribs() void GLWidget::paintGL() { + glClearColor(0, 0, 0, m_transparent ? 0 : 1); glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); glEnable(GL_DEPTH_TEST); glEnable(GL_CULL_FACE); + setupVertexAttribs(); m_world.setToIdentity(); m_world.rotate(180.0f - (m_xRot / 16.0f), 1, 0, 0); |