diff --git a/utils/glcanvas/samples/cube/cube.cpp b/utils/glcanvas/samples/cube/cube.cpp index ce8afb40c2..ccc6834c1f 100644 --- a/utils/glcanvas/samples/cube/cube.cpp +++ b/utils/glcanvas/samples/cube/cube.cpp @@ -29,138 +29,391 @@ #include "cube.h" +#ifndef __WXMSW__ // for wxStopWatch, see remark below +#include +#include +#else +#include +#endif + #define ID_NEW_WINDOW 10000 #define ID_DEF_ROTATE_LEFT_KEY 10001 #define ID_DEF_ROTATE_RIGHT_KEY 10002 -////////////////////////////////////////////////////////////////////////////////// -// Control to get a keycode - -class CScanTextCtrl : public wxTextCtrl +/*---------------------------------------------------------- + Control to get a keycode + ----------------------------------------------------------*/ +class ScanCodeCtrl : public wxTextCtrl { public: - CScanTextCtrl( wxWindow* parent, wxWindowID id, int code, - const wxPoint& pos, const wxSize& size ); - + ScanCodeCtrl( wxWindow* parent, wxWindowID id, int code, + const wxPoint& pos, const wxSize& size ); void OnChar( wxKeyEvent& event ) { } /* do nothing */ void OnKeyDown(wxKeyEvent& event); - private: // any class wishing to process wxWindows events must use this macro DECLARE_EVENT_TABLE() }; - -BEGIN_EVENT_TABLE( CScanTextCtrl, wxTextCtrl ) - EVT_CHAR( CScanTextCtrl::OnChar ) - EVT_KEY_DOWN( CScanTextCtrl::OnKeyDown ) +BEGIN_EVENT_TABLE( ScanCodeCtrl, wxTextCtrl ) + EVT_CHAR( ScanCodeCtrl::OnChar ) + EVT_KEY_DOWN( ScanCodeCtrl::OnKeyDown ) END_EVENT_TABLE() -CScanTextCtrl::CScanTextCtrl( wxWindow* parent, wxWindowID id, int code, - const wxPoint& pos, const wxSize& size ) +ScanCodeCtrl::ScanCodeCtrl( wxWindow* parent, wxWindowID id, int code, + const wxPoint& pos, const wxSize& size ) : wxTextCtrl( parent, id, "", pos, size ) -{ - wxString buf; +{ wxString buf; buf.Printf( "0x%04x", code ); SetValue( buf ); } -void CScanTextCtrl::OnKeyDown( wxKeyEvent& event ) -{ - #ifdef __WXDEBUG__ - wxLogTrace(wxTraceMessages, "[EVT_KEYDOWN]: Key = %04x, time = %d\n", event.KeyCode(), - event.m_timeStamp ); - #endif // __WXDEBUG__ - wxString buf; +void ScanCodeCtrl::OnKeyDown( wxKeyEvent& event ) +{ wxString buf; buf.Printf( "0x%04x", event.KeyCode() ); SetValue( buf ); } -/////////////////////////////////////////////////////////// -// Dialog for defining a keypress - -class CMenuKeyDialog : public wxDialog +/*------------------------------------------------------------------ + Dialog for defining a keypress +-------------------------------------------------------------------*/ +class ScanCodeDialog : public wxDialog { public: - CMenuKeyDialog( wxWindow* parent, wxWindowID id, const int code, const wxString &descr, - const wxString& title ); + ScanCodeDialog( wxWindow* parent, wxWindowID id, const int code, + const wxString &descr, const wxString& title ); int GetValue(); - private: - CScanTextCtrl *m_ScanCode; + ScanCodeCtrl *m_ScanCode; wxTextCtrl *m_Description; - // any class wishing to process wxWindows events must use this macro DECLARE_EVENT_TABLE() }; -BEGIN_EVENT_TABLE( CMenuKeyDialog, wxDialog ) +BEGIN_EVENT_TABLE( ScanCodeDialog, wxDialog ) // END_EVENT_TABLE() -CMenuKeyDialog::CMenuKeyDialog( wxWindow* parent, wxWindowID id, const int code, - const wxString &descr, const wxString& title ) +/* ---------------------------------------------------------------- */ + +ScanCodeDialog::ScanCodeDialog( wxWindow* parent, wxWindowID id, + const int code, const wxString &descr, const wxString& title ) : wxDialog( parent, id, title, wxPoint(-1, -1), wxSize(96*2,76*2) ) { - new wxStaticText( this, -1, "Scancode", wxPoint(4*2,3*2), wxSize(31*2,12*2) ); - m_ScanCode = new CScanTextCtrl( this, -1, code, wxPoint(37*2,6*2), wxSize(53*2,14*2) ); + new wxStaticText( this, -1, "Scancode", wxPoint(4*2,3*2), + wxSize(31*2,12*2) ); + m_ScanCode = new ScanCodeCtrl( this, -1, code, wxPoint(37*2,6*2), + wxSize(53*2,14*2) ); - new wxStaticText( this, -1, "Description", wxPoint(4*2,24*2), wxSize(32*2,12*2) ); - m_Description = new wxTextCtrl( this, -1, descr, wxPoint(37*2,27*2), wxSize(53*2,14*2) ); + new wxStaticText( this, -1, "Description", wxPoint(4*2,24*2), + wxSize(32*2,12*2) ); + m_Description = new wxTextCtrl( this, -1, descr, wxPoint(37*2,27*2), + wxSize(53*2,14*2) ); new wxButton( this, wxID_OK, "Ok", wxPoint(20*2,50*2), wxSize(20*2,13*2) ); - new wxButton( this, wxID_CANCEL, "Cancel", wxPoint(44*2,50*2), wxSize(25*2,13*2) ); + new wxButton( this, wxID_CANCEL, "Cancel", wxPoint(44*2,50*2), + wxSize(25*2,13*2) ); } -int CMenuKeyDialog::GetValue() + +int ScanCodeDialog::GetValue() { int code; wxString buf = m_ScanCode->GetValue(); - #ifdef __WXDEBUG__ - wxLogTrace(wxTraceMessages, buf.c_str() ); - #endif // __WXDEBUG__ sscanf( buf.c_str(), "%i", &code ); return( code ); } -// `Main program' equivalent, creating windows and returning main app frame -bool MyApp::OnInit(void) +/*---------------------------------------------------------------------- + Utility function to get the elapsed time (in msec) since a given point + in time (in sec) (because current version of wxGetElapsedTime doesn´t + works right with glibc-2.1 and linux, at least for me) +-----------------------------------------------------------------------*/ +unsigned long wxStopWatch( unsigned long *sec_base ) { - wxLog::SetTraceMask(wxTraceMessages); + unsigned long secs,msec; - // 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")); +#ifndef __WXMSW__ // think every unice has gettimeofday + struct timeval tv; + gettimeofday( &tv, (struct timezone *)NULL ); + secs = tv.tv_sec; + msec = tv.tv_usec/1000; +#else + struct timeb tb; + ftime( &tb ); + secs = tb.time; + msec = tb.millitm; #endif - // Make a menubar - wxMenu *winMenu = new wxMenu; + if( *sec_base == 0 ) + *sec_base = secs; + + return( (secs-*sec_base)*1000 + msec ); +} - winMenu->Append(wxID_EXIT, "&Close"); - winMenu->Append(ID_NEW_WINDOW, "&New" ); - wxMenuBar *menuBar = new wxMenuBar; - menuBar->Append(winMenu, "&Window"); +/*---------------------------------------------------------------- + Implementation of Test-GLCanvas +-----------------------------------------------------------------*/ - winMenu = new wxMenu; - winMenu->Append(ID_DEF_ROTATE_LEFT_KEY, "Rotate &left"); - winMenu->Append(ID_DEF_ROTATE_RIGHT_KEY, "Rotate &right"); - menuBar->Append(winMenu, "&Key"); +BEGIN_EVENT_TABLE(TestGLCanvas, wxGLCanvas) + EVT_SIZE(TestGLCanvas::OnSize) + EVT_PAINT(TestGLCanvas::OnPaint) + EVT_ERASE_BACKGROUND(TestGLCanvas::OnEraseBackground) + EVT_KEY_DOWN( TestGLCanvas::OnKeyDown ) + EVT_KEY_UP( TestGLCanvas::OnKeyUp ) + EVT_ENTER_WINDOW( TestGLCanvas::OnEnterWindow ) +END_EVENT_TABLE() - frame->SetMenuBar(menuBar); +unsigned long TestGLCanvas::m_secbase = 0; +int TestGLCanvas::m_TimeInitialized = 0; +unsigned long TestGLCanvas::m_xsynct; +unsigned long TestGLCanvas::m_gsynct; - frame->m_canvas = new TestGLCanvas(frame, -1, wxPoint(0, 0), wxSize(200, 200)); - // Show the frame - frame->Show(TRUE); +TestGLCanvas::TestGLCanvas(wxWindow *parent, wxWindowID id, + const wxPoint& pos, const wxSize& size, long style, const wxString& name): + wxGLCanvas(parent, NULL, id, pos, size, style, name ) +{ + m_init = FALSE; + m_gllist = 0; + m_rleft = WXK_LEFT; + m_rright = WXK_RIGHT; +} +TestGLCanvas::TestGLCanvas(wxWindow *parent, const TestGLCanvas &other, + wxWindowID id, const wxPoint& pos, const wxSize& size, long style, + const wxString& name ) : + wxGLCanvas(parent, other.GetContext(), id, pos, size, style, name ) +{ + m_init = FALSE; + m_gllist = other.m_gllist; /* share display list */ + m_rleft = WXK_LEFT; + m_rright = WXK_RIGHT; +} +TestGLCanvas::~TestGLCanvas(void) +{ +} + +void TestGLCanvas::Render( void ) +{ + wxPaintDC dc(this); + +#ifndef __WXMOTIF__ + if (!GetContext()) return; +#endif + SetCurrent(); + /* init OpenGL once, but after SetCurrent */ + if (!m_init) + { + InitGL(); + m_init = TRUE; + } + /* clear color and depth buffers */ + glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + + if( m_gllist == 0 ) + { + m_gllist = glGenLists( 1 ); + printf( "List=%d\n", m_gllist ); + glNewList( m_gllist, GL_COMPILE_AND_EXECUTE ); + /* 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(); + + glEndList(); + } + else + glCallList( m_gllist ); + + glFlush(); + SwapBuffers(); +} + +void TestGLCanvas::OnEnterWindow( wxMouseEvent& event ) +{ + SetFocus(); +} + +void TestGLCanvas::OnPaint( wxPaintEvent& event ) +{ + Render(); +} + +void TestGLCanvas::OnSize(wxSizeEvent& event) +{ + int width, height; + GetClientSize(& width, & height); + +#ifndef __WXMOTIF__ + if (GetContext()) +#endif + { + SetCurrent(); + glViewport(0, 0, width, height); + } +} + +void TestGLCanvas::OnEraseBackground(wxEraseEvent& event) +{ + // Do nothing, to avoid flashing. +} + +void TestGLCanvas::InitGL(void) +{ + SetCurrent(); + + /* 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); +} + +GLfloat TestGLCanvas::CalcRotateSpeed( unsigned long acceltime ) +{ + GLfloat t,v; + + t = ((GLfloat)acceltime) / 1000.0f; + + if( t < 0.5f ) + v = t; + else if( t < 1.0f ) + v = t * (2.0f - t); + else + v = 0.75f; + + return(v); +} +GLfloat TestGLCanvas::CalcRotateAngle( unsigned long lasttime, + unsigned long acceltime ) +{ + GLfloat t,s1,s2; + + t = ((GLfloat)(acceltime - lasttime)) / 1000.0f; + s1 = CalcRotateSpeed( lasttime ); + s2 = CalcRotateSpeed( acceltime ); + return( t * (s1 + s2) * 135.0f ); +} +void TestGLCanvas::Action( long code, unsigned long lasttime, + unsigned long acceltime ) +{ + GLfloat angle = CalcRotateAngle( lasttime, acceltime ); + + if( code == m_rleft ) Rotate( angle ); + else if( code == m_rright ) Rotate( -angle ); +} + +void TestGLCanvas::OnKeyDown( wxKeyEvent& event ) +{ + long evkey = event.KeyCode(); + if( evkey == 0 ) return; + + if( !m_TimeInitialized ) + { + m_TimeInitialized = 1; + m_xsynct = event.m_timeStamp; + m_gsynct = wxStopWatch(&m_secbase); + + m_Key = evkey; + m_StartTime = 0; + m_LastTime = 0; + m_LastRedraw = 0; + } + + unsigned long currTime = event.m_timeStamp - m_xsynct; - return TRUE; + if( evkey != m_Key ) + { + m_Key = evkey; + m_LastRedraw = m_StartTime = m_LastTime = currTime; + } + + if( currTime >= m_LastRedraw ) // Redraw: + { + Action( m_Key, m_LastTime-m_StartTime, currTime-m_StartTime ); + + m_LastRedraw = wxStopWatch(&m_secbase) - m_gsynct; + m_LastTime = currTime; + } +} + +void TestGLCanvas::OnKeyUp( wxKeyEvent& event ) +{ + m_Key = 0; + m_StartTime = 0; + m_LastTime = 0; + m_LastRedraw = 0; +} + +void TestGLCanvas::Rotate( GLfloat deg ) +{ + SetCurrent(); + + glMatrixMode(GL_MODELVIEW); + glRotatef((GLfloat)deg, 0.0F, 0.0F, 1.0F); + Refresh(FALSE); +} + + +/* ----------------------------------------------------------------------- + Main Window +-------------------------------------------------------------------------*/ + +BEGIN_EVENT_TABLE(MyFrame, wxFrame) + EVT_MENU(wxID_EXIT, MyFrame::OnExit) + EVT_MENU( ID_NEW_WINDOW, MyFrame::OnNewWindow) + EVT_MENU( ID_DEF_ROTATE_LEFT_KEY, MyFrame::OnDefRotateLeftKey) + EVT_MENU( ID_DEF_ROTATE_RIGHT_KEY, MyFrame::OnDefRotateRightKey) +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(); } void MyFrame::OnNewWindow() { - MyFrame *frame = new MyFrame(NULL, "Cube OpenGL Demo Clone", wxPoint(50, 50), wxSize(400, 300)); - + MyFrame *frame = new MyFrame(NULL, "Cube OpenGL Demo Clone", + wxPoint(50, 50), wxSize(400, 300)); // Give it an icon #ifdef wx_msw frame->SetIcon(wxIcon("mondrian")); @@ -190,207 +443,58 @@ void MyFrame::OnNewWindow() void MyFrame::OnDefRotateLeftKey() { - CMenuKeyDialog dial( this, -1, m_canvas->m_rleft, wxString("Rotate left key"), "Define key" ); + ScanCodeDialog dial( this, -1, m_canvas->m_rleft, + wxString("Left"), "Define key" ); int result = dial.ShowModal(); if( result == wxID_OK ) m_canvas->m_rleft = dial.GetValue(); } void MyFrame::OnDefRotateRightKey() { - CMenuKeyDialog dial( this, -1, m_canvas->m_rright, wxString("Rotate right key"), "Define key" ); + ScanCodeDialog dial( this, -1, m_canvas->m_rright, + wxString("Right"), "Define key" ); int result = dial.ShowModal(); if( result == wxID_OK ) m_canvas->m_rright = dial.GetValue(); } +/*------------------------------------------------------------------ + Application object ( equivalent to main() ) +------------------------------------------------------------------ */ + IMPLEMENT_APP(MyApp) -BEGIN_EVENT_TABLE(MyFrame, wxFrame) - EVT_MENU(wxID_EXIT, MyFrame::OnExit) - EVT_MENU( ID_NEW_WINDOW, MyFrame::OnNewWindow) - EVT_MENU( ID_DEF_ROTATE_LEFT_KEY, MyFrame::OnDefRotateLeftKey) - EVT_MENU( ID_DEF_ROTATE_RIGHT_KEY, MyFrame::OnDefRotateRightKey) -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) +bool MyApp::OnInit(void) { - m_canvas = NULL; -} + wxLog::SetTraceMask(wxTraceMessages); -// Intercept menu commands -void MyFrame::OnExit(wxCommandEvent& event) -{ - Destroy(); -} - -BEGIN_EVENT_TABLE(TestGLCanvas, wxGLCanvas) - EVT_SIZE(TestGLCanvas::OnSize) - EVT_PAINT(TestGLCanvas::OnPaint) - EVT_ERASE_BACKGROUND(TestGLCanvas::OnEraseBackground) - EVT_KEY_DOWN( TestGLCanvas::OnKeyDown ) - EVT_KEY_UP( TestGLCanvas::OnKeyUp ) -END_EVENT_TABLE() - -TestGLCanvas::TestGLCanvas(wxWindow *parent, wxWindowID id, - const wxPoint& pos, const wxSize& size, long style, const wxString& name): - wxGLCanvas(parent, NULL, id, pos, size, style, name ) -{ - m_init = FALSE; - m_gllist = 0; - m_rleft = 0x13b; - m_rright = 0x13d; -} - -TestGLCanvas::TestGLCanvas(wxWindow *parent, const TestGLCanvas &other, - wxWindowID id, const wxPoint& pos, const wxSize& size, long style, - const wxString& name ) : - wxGLCanvas(parent, other.GetContext(), id, pos, size, style, name ) -{ - m_init = FALSE; - m_gllist = other.m_gllist; /* share display list */ - m_rleft = 0x13b; - m_rright = 0x13d; - -// SetBackgroundColour( *wxGREEN ); -// virtual void SetBackgroundColour(const wxColour& colour) - -} - -TestGLCanvas::~TestGLCanvas(void) -{ -} - -void TestGLCanvas::OnPaint( wxPaintEvent& event ) -{ - // This is a dummy, to avoid an endless succession of paint messages. - // OnPaint handlers must always create a wxPaintDC. - wxPaintDC dc(this); - -#ifndef __WXMOTIF__ - if (!GetContext()) return; + // 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 - SetCurrent(); + // Make a menubar + wxMenu *winMenu = new wxMenu; - /* init OpenGL once, but after SetCurrent */ - if (!m_init) - { - InitGL(); - m_init = TRUE; - } + winMenu->Append(wxID_EXIT, "&Close"); + winMenu->Append(ID_NEW_WINDOW, "&New" ); + wxMenuBar *menuBar = new wxMenuBar; + menuBar->Append(winMenu, "&Window"); - /* clear color and depth buffers */ - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); + winMenu = new wxMenu; + winMenu->Append(ID_DEF_ROTATE_LEFT_KEY, "Rotate &left"); + winMenu->Append(ID_DEF_ROTATE_RIGHT_KEY, "Rotate &right"); + menuBar->Append(winMenu, "&Key"); - if( m_gllist == 0 ) - { - m_gllist = glGenLists( 1 ); - printf( "List=%d\n", m_gllist ); - glNewList( m_gllist, GL_COMPILE_AND_EXECUTE ); - - /* 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); + frame->SetMenuBar(menuBar); - 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); + frame->m_canvas = new TestGLCanvas(frame, -1, wxPoint(0, 0), wxSize(200, 200)); - 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(); - - glEndList(); - } - else - glCallList( m_gllist ); - - glFlush(); - SwapBuffers(); + // Show the frame + frame->Show(TRUE); + + return TRUE; } - -void TestGLCanvas::OnSize(wxSizeEvent& event) -{ - int width, height; - GetClientSize(& width, & height); - -#ifndef __WXMOTIF__ - if (GetContext()) -#endif - { - SetCurrent(); - glViewport(0, 0, width, height); - } -} - -void TestGLCanvas::OnEraseBackground(wxEraseEvent& event) -{ - // Do nothing, to avoid flashing. - printf( "in erase background\n" ); -} - -void TestGLCanvas::InitGL(void) -{ - SetCurrent(); - - /* 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); -} - -void TestGLCanvas::OnKeyDown( wxKeyEvent& event ) -{ - if( event.KeyCode() == m_rleft ) Rotate( -5.0 ); - else if( event.KeyCode() == m_rright ) Rotate( 5.0 ); - #ifdef __WXDEBUG__ - wxLogTrace(wxTraceMessages, "[EVT_KEYDOWN]: Key = %04x, time = %d\n", event.KeyCode(), - event.m_timeStamp ); - #endif // __WXDEBUG__ -} -void TestGLCanvas::OnKeyUp( wxKeyEvent& event ) -{ - #ifdef __WXDEBUG__ - wxLogTrace(wxTraceMessages, "[EVT_KEYUP]: Key = %04x, time = %d\n", event.KeyCode(), - event.m_timeStamp ); - #endif // __WXDEBUG__ -} - -void TestGLCanvas::Rotate( double deg ) -{ - SetCurrent(); - - glMatrixMode(GL_MODELVIEW); - glRotatef((GLfloat)deg, 0.0F, 0.0F, 1.0F); - Refresh(FALSE); -} -