Tools

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

diff --git a/samples/opengl/isosurf/isosurf.cpp b/samples/opengl/isosurf/isosurf.cpp
index 3d3bda3dc983ef0de7de25fa73498d4c32bb8724..fbb0a5e75219301d6533b8bdecdde3f9fd8ae360 100644 (file)
--- a/samples/opengl/isosurf/isosurf.cpp
+++ b/samples/opengl/isosurf/isosurf.cpp
@@ -45,6 +45,12 @@
 #  include <GL/glu.h>
 #endif
 
 #  include <GL/glu.h>
 #endif
 

+// disabled because this has apparently changed in OpenGL 1.2, so doesn't link
+// correctly if this is on...
+#ifdef GL_EXT_vertex_array
+#undef GL_EXT_vertex_array
+#endif
+

 #include "isosurf.h"
 
 // The following part is taken largely unchanged from the original C Version
 #include "isosurf.h"
 
 // The following part is taken largely unchanged from the original C Version


@@ -197,13 +203,6 @@ static void Init(void)
 #endif
 }
 
 #endif
 }
 

-
-static void Reshape(int width, int height)
-{
-  glViewport(0, 0, (GLint)width, (GLint)height);
-}
-
-

 static GLenum Args(int argc, char **argv)
 {
    GLint i;
 static GLenum Args(int argc, char **argv)
 {
    GLint i;


@@ -282,7 +281,7 @@ bool MyApp::OnInit(void)
       doubleBuffer = GL_FALSE;
   }
  
       doubleBuffer = GL_FALSE;
   }
  

-  frame->m_canvas = new TestGLCanvas(frame, -1, wxPoint(0, 0), wxSize(200, 200),
+  frame->m_canvas = new TestGLCanvas(frame, -1, wxDefaultPosition, wxDefaultSize,

                                      0, "TestGLCanvas", gl_attrib );
 
   // Show the frame
                                      0, "TestGLCanvas", gl_attrib );
 
   // Show the frame


@@ -363,14 +362,19 @@ void TestGLCanvas::OnPaint( wxPaintEvent& event )
 
 void TestGLCanvas::OnSize(wxSizeEvent& event)
 {
 
 void TestGLCanvas::OnSize(wxSizeEvent& event)
 {

+    // 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__
 #ifndef __WXMOTIF__

-    if (!GetContext()) return;
+    if (GetContext())

 #endif
 #endif

-
+    {

     SetCurrent();
     SetCurrent();

-    int width, height;
-    GetClientSize(& width, & height);
-    Reshape(width, height);
+        glViewport(0, 0, (GLint) w, (GLint) h);
+    }

 }
 
 void TestGLCanvas::OnChar(wxKeyEvent& event)
 }
 
 void TestGLCanvas::OnChar(wxKeyEvent& event)