compilation fix for recent commit

[wxWidgets.git] / samples / opengl / penguin / penguin.cpp

diff --git a/samples/opengl/penguin/penguin.cpp b/samples/opengl/penguin/penguin.cpp
index 8eaed6a1d9bd74fb9361e90604628e42da3190fd..1b09d9530ca8b1302c14d562088558a0f7b772cc 100644 (file)
--- a/samples/opengl/penguin/penguin.cpp
+++ b/samples/opengl/penguin/penguin.cpp
@@ -25,8 +25,20 @@
 #include "wx/wx.h"
 #endif
 
+#if !wxUSE_GLCANVAS
+#error Please set wxUSE_GLCANVAS to 1 in setup.h.
+#endif
+
 #include "penguin.h"
-#include <GL/glu.h>
+#ifdef __WXMAC__
+#  ifdef __DARWIN__
+#    include <OpenGL/glu.h>
+#  else
+#    include <glu.h>
+#  endif
+#else
+#  include <GL/glu.h>
+#endif
 
 #define VIEW_ASPECT 1.3
 
@@ -45,7 +57,7 @@ bool MyApp::OnInit(void)
   menuBar->Append(fileMenu, "&File");
   frame->SetMenuBar(menuBar);
 
-  frame->m_canvas = new TestGLCanvas(frame, -1, wxPoint(0, 0), wxSize(200, 200));
+  frame->m_canvas = new TestGLCanvas(frame, -1, wxPoint(0, 0), wxSize(200, 200), wxSUNKEN_BORDER);
 
   /* Load file wiht mesh data */
   frame->m_canvas->LoadLWO( "penguin.lwo" );
@@ -143,15 +155,18 @@ void TestGLCanvas::OnPaint( wxPaintEvent& event )
 
 void TestGLCanvas::OnSize(wxSizeEvent& event)
 {
-    int width, height;
-    GetClientSize(& width, & height);
+    // this is also necessary to update the context on some platforms
+    wxGLCanvas::OnSize(event);
     
+    // set GL viewport (not called by wxGLCanvas::OnSize on all platforms...)
+               int w, h;
+               GetClientSize(&w, &h);
 #ifndef __WXMOTIF__
     if (GetContext())
 #endif
     {
         SetCurrent();
-        glViewport(0, 0, width, height);
+        glViewport(0, 0, (GLint) w, (GLint) h);
     }
 }