X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/378a3872eb0bfaaff6f32144ddef0dd144b056b2..51146826fc0a0a949d88f23fb9d83fc1f1ada14e:/samples/opengl/cube/cube.cpp

diff --git a/samples/opengl/cube/cube.cpp b/samples/opengl/cube/cube.cpp
index 6a5bc37778..411979b571 100644
--- a/samples/opengl/cube/cube.cpp
+++ b/samples/opengl/cube/cube.cpp
@@ -146,6 +146,8 @@ TestGLContext& MyApp::GetContext(wxGLCanvas *canvas)
 {
     if ( !m_glContext )
         m_glContext = new TestGLContext(canvas);
+    else
+        m_glContext->SetCurrent(*canvas);
 
     return *m_glContext;
 }
@@ -165,6 +167,10 @@ TestGLContext::TestGLContext(wxGLCanvas *canvas)
     glEnable(GL_LIGHT0);
     glEnable(GL_TEXTURE_2D);
 
+    // add slightly more light, the default lightning is rather dark
+    GLfloat ambient[] = { 0.5, 0.5, 0.5, 0.5 };
+    glLightfv(GL_LIGHT0, GL_AMBIENT, ambient);
+
     // set viewing projection
     glMatrixMode(GL_PROJECTION);
     glLoadIdentity();
@@ -298,7 +304,7 @@ void TestGLCanvas::OnSize(wxSizeEvent& event)
     // don't prevent default processing from taking place
     event.Skip();
 
-    if ( !IsShown() )
+    if ( !IsShownOnScreen() )
         return;
 
     // set GL viewport (not called by wxGLCanvas::OnSize on all platforms...)