--- /dev/null
+/////////////////////////////////////////////////////////////////////////////
+// Name: cube.cpp
+// Purpose: wxGLCanvas demo program
+// Author: Julian Smart
+// Modified by:
+// Created: 04/01/98
+// RCS-ID: $Id$
+// Copyright: (c) Julian Smart
+// Licence: wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
+#ifdef __GNUG__
+#pragma implementation
+#pragma interface
+#endif
+
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#ifdef __BORLANDC__
+#pragma hdrstop
+#endif
+
+#ifndef WX_PRECOMP
+#include "wx/wx.h"
+#endif
+
+#include "wx/log.h"
+
+#include "cube.h"
+
+// This statement initializes the whole application and calls OnInit
+MyApp myApp;
+
+IMPLEMENT_APP(MyApp)
+
+// `Main program' equivalent, creating windows and returning main app frame
+bool MyApp::OnInit(void)
+{
+ wxLog::SetTraceMask(wxTraceMessages);
+
+ // Create the main frame window
+ MyFrame *frame = new MyFrame(NULL, "Cube OpenGL Demo", wxPoint(50, 50), wxSize(400, 300));
+
+ // Give it an icon
+#ifdef wx_msw
+ frame->SetIcon(wxIcon("mondrian"));
+#endif
+
+ // Make a menubar
+ wxMenu *fileMenu = new wxMenu;
+
+ fileMenu->Append(wxID_EXIT, "E&xit");
+ wxMenuBar *menuBar = new wxMenuBar;
+ menuBar->Append(fileMenu, "&File");
+ frame->SetMenuBar(menuBar);
+
+ frame->m_canvas = new TestGLCanvas(frame, -1, wxPoint(0, 0), wxSize(200, 200));
+
+ InitGL();
+
+ // Show the frame
+ frame->Show(TRUE);
+
+ return TRUE;
+}
+
+void MyApp::InitGL(void)
+{
+ /* set viewing projection */
+ glMatrixMode(GL_PROJECTION);
+ glFrustum(-0.5F, 0.5F, -0.5F, 0.5F, 1.0F, 3.0F);
+
+ /* position viewer */
+ glMatrixMode(GL_MODELVIEW);
+ glTranslatef(0.0F, 0.0F, -2.0F);
+
+ /* position object */
+ glRotatef(30.0F, 1.0F, 0.0F, 0.0F);
+ glRotatef(30.0F, 0.0F, 1.0F, 0.0F);
+
+ glEnable(GL_DEPTH_TEST);
+ glEnable(GL_LIGHTING);
+ glEnable(GL_LIGHT0);
+}
+
+BEGIN_EVENT_TABLE(MyFrame, wxFrame)
+ EVT_MENU(wxID_EXIT, MyFrame::OnExit)
+END_EVENT_TABLE()
+
+// My frame constructor
+MyFrame::MyFrame(wxFrame *frame, const wxString& title, const wxPoint& pos,
+ const wxSize& size, long style):
+ wxFrame(frame, -1, title, pos, size, style)
+{
+ m_canvas = NULL;
+}
+
+// Intercept menu commands
+void MyFrame::OnExit(wxCommandEvent& event)
+{
+ Destroy();
+}
+
+bool MyFrame::OnClose(void)
+{
+ return TRUE;
+}
+
+BEGIN_EVENT_TABLE(TestGLCanvas, wxGLCanvas)
+ EVT_SIZE(TestGLCanvas::OnSize)
+ EVT_PAINT(TestGLCanvas::OnPaint)
+ EVT_ERASE_BACKGROUND(TestGLCanvas::OnEraseBackground)
+END_EVENT_TABLE()
+
+TestGLCanvas::TestGLCanvas(wxWindow *parent, wxWindowID id,
+ const wxPoint& pos, const wxSize& size, long style, const wxString& name):
+ wxGLCanvas(parent, id, pos, size, style, name)
+{
+}
+
+TestGLCanvas::~TestGLCanvas(void)
+{
+}
+
+void TestGLCanvas::OnPaint( wxPaintEvent& event )
+{
+ if ( !GetContext() )
+ return;
+
+ SetCurrent();
+
+ /* clear color and depth buffers */
+ glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+ /* draw six faces of a cube */
+ glBegin(GL_QUADS);
+ glNormal3f( 0.0F, 0.0F, 1.0F);
+ glVertex3f( 0.5F, 0.5F, 0.5F); glVertex3f(-0.5F, 0.5F, 0.5F);
+ glVertex3f(-0.5F,-0.5F, 0.5F); glVertex3f( 0.5F,-0.5F, 0.5F);
+
+ glNormal3f( 0.0F, 0.0F,-1.0F);
+ glVertex3f(-0.5F,-0.5F,-0.5F); glVertex3f(-0.5F, 0.5F,-0.5F);
+ glVertex3f( 0.5F, 0.5F,-0.5F); glVertex3f( 0.5F,-0.5F,-0.5F);
+
+ glNormal3f( 0.0F, 1.0F, 0.0F);
+ glVertex3f( 0.5F, 0.5F, 0.5F); glVertex3f( 0.5F, 0.5F,-0.5F);
+ glVertex3f(-0.5F, 0.5F,-0.5F); glVertex3f(-0.5F, 0.5F, 0.5F);
+
+ glNormal3f( 0.0F,-1.0F, 0.0F);
+ glVertex3f(-0.5F,-0.5F,-0.5F); glVertex3f( 0.5F,-0.5F,-0.5F);
+ glVertex3f( 0.5F,-0.5F, 0.5F); glVertex3f(-0.5F,-0.5F, 0.5F);
+
+ glNormal3f( 1.0F, 0.0F, 0.0F);
+ glVertex3f( 0.5F, 0.5F, 0.5F); glVertex3f( 0.5F,-0.5F, 0.5F);
+ glVertex3f( 0.5F,-0.5F,-0.5F); glVertex3f( 0.5F, 0.5F,-0.5F);
+
+ glNormal3f(-1.0F, 0.0F, 0.0F);
+ glVertex3f(-0.5F,-0.5F,-0.5F); glVertex3f(-0.5F,-0.5F, 0.5F);
+ glVertex3f(-0.5F, 0.5F, 0.5F); glVertex3f(-0.5F, 0.5F,-0.5F);
+ glEnd();
+
+ SwapBuffers();
+}
+
+void TestGLCanvas::OnSize(wxSizeEvent& event)
+{
+ int width, height;
+ GetClientSize(& width, & height);
+
+ if ( GetContext() )
+ glViewport(0, 0, width, height);
+}
+
+void TestGLCanvas::OnEraseBackground(wxEraseEvent& event)
+{
+ // Do nothing, to avoid flashing.
+}
+