X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/34a34b020f1c8defacb299a0fa5c480fa65b8597..198be845897a79ba350ae7f93db536ddb2eccfb2:/src/gtk1/glcanvas.cpp diff --git a/src/gtk1/glcanvas.cpp b/src/gtk1/glcanvas.cpp index c30dae8354..e865645b87 100644 --- a/src/gtk1/glcanvas.cpp +++ b/src/gtk1/glcanvas.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: gtk/glcanvas.cpp +// Name: src/gtk1/glcanvas.cpp // Purpose: wxGLCanvas, for using OpenGL/Mesa with wxWidgets and GTK // Author: Robert Roebling // Modified by: @@ -9,23 +9,19 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "glcanvas.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" -#include "wx/setup.h" - #if wxUSE_GLCANVAS #include "wx/glcanvas.h" -#include "wx/frame.h" -#include "wx/colour.h" -#include "wx/module.h" -#include "wx/app.h" +#ifndef WX_PRECOMP + #include "wx/app.h" + #include "wx/frame.h" + #include "wx/colour.h" + #include "wx/module.h" +#endif // WX_PRECOMP extern "C" { @@ -34,23 +30,9 @@ extern "C" #include "gdk/gdkx.h" } -#include "wx/gtk/win_gtk.h" - -// DLL options compatibility check: -#include "wx/build.h" -WX_CHECK_BUILD_OPTIONS("wxGL") - +#include "wx/gtk1/win_gtk.h" +#include "wx/gtk1/private.h" -//--------------------------------------------------------------------------- -// static variables -//--------------------------------------------------------------------------- -int wxGLCanvas::m_glxVersion = 0; - -//--------------------------------------------------------------------------- -// global data -//--------------------------------------------------------------------------- - -XVisualInfo *g_vi = (XVisualInfo*) NULL; //----------------------------------------------------------------------------- // idle system //----------------------------------------------------------------------------- @@ -58,160 +40,24 @@ XVisualInfo *g_vi = (XVisualInfo*) NULL; extern void wxapp_install_idle_handler(); extern bool g_isIdle; -//--------------------------------------------------------------------------- -// wxGLContext -//--------------------------------------------------------------------------- - -IMPLEMENT_CLASS(wxGLContext,wxObject) - -wxGLContext::wxGLContext( bool WXUNUSED(isRGB), wxWindow *win, const wxPalette& WXUNUSED(palette) ) -{ - m_window = win; - m_widget = win->m_wxwindow; - - wxGLCanvas *gc = (wxGLCanvas*) win; - - if (wxGLCanvas::GetGLXVersion() >= 13) - { - // GLX >= 1.3 - GLXFBConfig *fbc = gc->m_fbc; - wxCHECK_RET( fbc, _T("invalid GLXFBConfig for OpenGl") ); - m_glContext = glXCreateNewContext( GDK_DISPLAY(), fbc[0], GLX_RGBA_TYPE, None, GL_TRUE ); - } - else - { - // GLX <= 1.2 - XVisualInfo *vi = (XVisualInfo *) gc->m_vi; - wxCHECK_RET( vi, _T("invalid visual for OpenGl") ); - m_glContext = glXCreateContext( GDK_DISPLAY(), vi, None, GL_TRUE ); - } - - wxCHECK_RET( m_glContext, _T("Couldn't create OpenGl context") ); -} - -wxGLContext::wxGLContext( - bool WXUNUSED(isRGB), wxWindow *win, - const wxPalette& WXUNUSED(palette), - const wxGLContext *other /* for sharing display lists */ -) -{ - m_window = win; - m_widget = win->m_wxwindow; - - wxGLCanvas *gc = (wxGLCanvas*) win; - - if (wxGLCanvas::GetGLXVersion() >= 13) - { - // GLX >= 1.3 - GLXFBConfig *fbc = gc->m_fbc; - wxCHECK_RET( fbc, _T("invalid GLXFBConfig for OpenGl") ); - m_glContext = glXCreateNewContext( GDK_DISPLAY(), fbc[0], GLX_RGBA_TYPE, - other ? other->m_glContext : None, - GL_TRUE ); - } - else - { - // GLX <= 1.2 - XVisualInfo *vi = (XVisualInfo *) gc->m_vi; - wxCHECK_RET( vi, _T("invalid visual for OpenGl") ); - m_glContext = glXCreateContext( GDK_DISPLAY(), vi, - other ? other->m_glContext : None, - GL_TRUE ); - } - - if ( !m_glContext ) - { - wxFAIL_MSG( _T("Couldn't create OpenGl context") ); - } -} - -wxGLContext::~wxGLContext() -{ - if (!m_glContext) return; - - if (m_glContext == glXGetCurrentContext()) - { - if (wxGLCanvas::GetGLXVersion() >= 13) - // GLX >= 1.3 - glXMakeContextCurrent( GDK_DISPLAY(), None, None, NULL); - else - // GLX <= 1.2 - glXMakeCurrent( GDK_DISPLAY(), None, NULL); - } - - glXDestroyContext( GDK_DISPLAY(), m_glContext ); -} - -void wxGLContext::SwapBuffers() -{ - if (m_glContext) - { - GdkWindow *window = GTK_PIZZA(m_widget)->bin_window; - glXSwapBuffers( GDK_DISPLAY(), GDK_WINDOW_XWINDOW( window ) ); - } -} - -void wxGLContext::SetCurrent() -{ - if (m_glContext) - { - GdkWindow *window = GTK_PIZZA(m_widget)->bin_window; - - if (wxGLCanvas::GetGLXVersion() >= 13) - // GLX >= 1.3 - glXMakeContextCurrent( GDK_DISPLAY(), GDK_WINDOW_XWINDOW(window), GDK_WINDOW_XWINDOW(window), m_glContext ); - else - // GLX <= 1.2 - glXMakeCurrent( GDK_DISPLAY(), GDK_WINDOW_XWINDOW(window), m_glContext ); - } -} - -void wxGLContext::SetColour(const wxChar *colour) -{ - wxColour col = wxTheColourDatabase->Find(colour); - if (col.Ok()) - { - float r = (float)(col.Red()/256.0); - float g = (float)(col.Green()/256.0); - float b = (float)(col.Blue()/256.0); - glColor3f( r, g, b); - } -} - -void wxGLContext::SetupPixelFormat() -{ -} - -void wxGLContext::SetupPalette( const wxPalette& WXUNUSED(palette) ) -{ -} - -wxPalette wxGLContext::CreateDefaultPalette() -{ - return wxNullPalette; -} +#if WXWIN_COMPATIBILITY_2_8 //----------------------------------------------------------------------------- -// "realize" from m_wxwindow +// "realize" from m_wxwindow: used to create m_glContext implicitly //----------------------------------------------------------------------------- extern "C" { static gint gtk_glwindow_realized_callback( GtkWidget *WXUNUSED(widget), wxGLCanvas *win ) { - if ( !win->m_glContext ) - { - wxGLContext *share = win->m_sharedContext; - if ( !share && win->m_sharedContextOf ) - share = win->m_sharedContextOf->GetContext(); - - win->m_glContext = new wxGLContext( TRUE, win, wxNullPalette, share ); - } + win->GTKInitImplicitContext(); return FALSE; } } +#endif // WXWIN_COMPATIBILITY_2_8 + //----------------------------------------------------------------------------- // "map" from m_wxwindow //----------------------------------------------------------------------------- @@ -220,15 +66,11 @@ extern "C" { static gint gtk_glwindow_map_callback( GtkWidget * WXUNUSED(widget), wxGLCanvas *win ) { - if (win->m_glContext/* && win->m_exposed*/) - { - wxPaintEvent event( win->GetId() ); - event.SetEventObject( win ); - win->GetEventHandler()->ProcessEvent( event ); + wxPaintEvent event( win->GetId() ); + event.SetEventObject( win ); + win->GetEventHandler()->ProcessEvent( event ); - win->m_exposed = FALSE; - win->GetUpdateRegion().Clear(); - } + win->GetUpdateRegion().Clear(); return FALSE; } @@ -245,8 +87,6 @@ gtk_glwindow_expose_callback( GtkWidget *WXUNUSED(widget), GdkEventExpose *gdk_e if (g_isIdle) wxapp_install_idle_handler(); - win->m_exposed = TRUE; - win->GetUpdateRegion().Union( gdk_event->area.x, gdk_event->area.y, gdk_event->area.width, @@ -258,7 +98,6 @@ gtk_glwindow_expose_callback( GtkWidget *WXUNUSED(widget), GdkEventExpose *gdk_e // "draw" of m_wxwindow //----------------------------------------------------------------------------- -#ifndef __WXGTK20__ extern "C" { static void gtk_glwindow_draw_callback( GtkWidget *WXUNUSED(widget), GdkRectangle *rect, wxGLCanvas *win ) @@ -266,13 +105,10 @@ gtk_glwindow_draw_callback( GtkWidget *WXUNUSED(widget), GdkRectangle *rect, wxG if (g_isIdle) wxapp_install_idle_handler(); - win->m_exposed = TRUE; - win->GetUpdateRegion().Union( rect->x, rect->y, rect->width, rect->height ); } } -#endif //----------------------------------------------------------------------------- // "size_allocate" of m_wxwindow @@ -300,363 +136,163 @@ gtk_glcanvas_size_callback( GtkWidget *WXUNUSED(widget), GtkAllocation* alloc, w IMPLEMENT_CLASS(wxGLCanvas, wxWindow) -BEGIN_EVENT_TABLE(wxGLCanvas, wxWindow) - EVT_SIZE(wxGLCanvas::OnSize) -END_EVENT_TABLE() +wxGLCanvas::wxGLCanvas(wxWindow *parent, + wxWindowID id, + const int *attribList, + const wxPoint& pos, + const wxSize& size, + long style, + const wxString& name, + const wxPalette& palette) +#if WXWIN_COMPATIBILITY_2_8 + : m_createImplicitContext(false) +#endif +{ + Create(parent, id, pos, size, style, name, attribList, palette); +} + +#if WXWIN_COMPATIBILITY_2_8 -wxGLCanvas::wxGLCanvas( wxWindow *parent, wxWindowID id, - const wxPoint& pos, const wxSize& size, - long style, const wxString& name, - int *attribList, - const wxPalette& palette ) +wxGLCanvas::wxGLCanvas(wxWindow *parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxString& name, + const int *attribList, + const wxPalette& palette) + : m_createImplicitContext(true) { - Create( parent, NULL, NULL, id, pos, size, style, name, attribList, palette ); + Create(parent, id, pos, size, style, name, attribList, palette); } -wxGLCanvas::wxGLCanvas( wxWindow *parent, - const wxGLContext *shared, - wxWindowID id, - const wxPoint& pos, const wxSize& size, - long style, const wxString& name, - int *attribList, - const wxPalette& palette ) +wxGLCanvas::wxGLCanvas(wxWindow *parent, + const wxGLContext *shared, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxString& name, + const int *attribList, + const wxPalette& palette) + : m_createImplicitContext(true) { - Create( parent, shared, NULL, id, pos, size, style, name, attribList, palette ); + m_sharedContext = wx_const_cast(wxGLContext *, shared); + + Create(parent, id, pos, size, style, name, attribList, palette); } -wxGLCanvas::wxGLCanvas( wxWindow *parent, - const wxGLCanvas *shared, - wxWindowID id, - const wxPoint& pos, const wxSize& size, - long style, const wxString& name, - int *attribList, - const wxPalette& palette ) +wxGLCanvas::wxGLCanvas(wxWindow *parent, + const wxGLCanvas *shared, + wxWindowID id, + const wxPoint& pos, const wxSize& size, + long style, const wxString& name, + const int *attribList, + const wxPalette& palette ) + : m_createImplicitContext(true) { - Create( parent, NULL, shared, id, pos, size, style, name, attribList, palette ); + m_sharedContextOf = wx_const_cast(wxGLCanvas *, shared); + + Create(parent, id, pos, size, style, name, attribList, palette); } -bool wxGLCanvas::Create( wxWindow *parent, - const wxGLContext *shared, - const wxGLCanvas *shared_context_of, - wxWindowID id, - const wxPoint& pos, const wxSize& size, - long style, const wxString& name, - int *attribList, - const wxPalette& palette) +#endif // WXWIN_COMPATIBILITY_2_8 + +bool wxGLCanvas::Create(wxWindow *parent, + wxWindowID id, + const wxPoint& pos, + const wxSize& size, + long style, + const wxString& name, + const int *attribList, + const wxPalette& palette) { - m_sharedContext = (wxGLContext*)shared; // const_cast - m_sharedContextOf = (wxGLCanvas*)shared_context_of; // const_cast - m_glContext = (wxGLContext*) NULL; - - m_exposed = FALSE; - m_noExpose = TRUE; - m_nativeSizeEvent = TRUE; - m_fbc = NULL; - m_vi = NULL; - - // to be sure the glx version is known - wxGLCanvas::QueryGLXVersion(); - - if (wxGLCanvas::GetGLXVersion() >= 13) - { - // GLX >= 1.3 uses a GLXFBConfig - GLXFBConfig * fbc = NULL; - if (wxTheApp->m_glFBCInfo != NULL) - { - fbc = (GLXFBConfig *) wxTheApp->m_glFBCInfo; - m_canFreeFBC = FALSE; // owned by wxTheApp - don't free upon destruction - } - else - { - fbc = (GLXFBConfig *) wxGLCanvas::ChooseGLFBC(attribList); - m_canFreeFBC = TRUE; - } - m_fbc = fbc; // save for later use - wxCHECK_MSG( m_fbc, FALSE, _T("required FBConfig couldn't be found") ); - } - - XVisualInfo *vi = NULL; - if (wxTheApp->m_glVisualInfo != NULL) - { - vi = (XVisualInfo *)wxTheApp->m_glVisualInfo; - m_canFreeVi = FALSE; // owned by wxTheApp - don't free upon destruction - } - else - { - if (wxGLCanvas::GetGLXVersion() >= 13) - // GLX >= 1.3 - vi = glXGetVisualFromFBConfig(GDK_DISPLAY(), m_fbc[0]); - else - // GLX <= 1.2 - vi = (XVisualInfo *) ChooseGLVisual(attribList); - m_canFreeVi = TRUE; - } - m_vi = vi; // save for later use + m_noExpose = true; + m_nativeSizeEvent = true; + + if ( !InitVisual(attribList) ) + return false; - wxCHECK_MSG( m_vi, FALSE, _T("required visual couldn't be found") ); - GdkVisual *visual = gdkx_visual_get( vi->visualid ); + GdkVisual *visual = gdkx_visual_get( GetXVisualInfo()->visualid ); GdkColormap *colormap = gdk_colormap_new( visual, TRUE ); gtk_widget_push_colormap( colormap ); gtk_widget_push_visual( visual ); wxWindow::Create( parent, id, pos, size, style, name ); - m_glWidget = m_wxwindow; -#ifdef __WXGTK20__ - gtk_widget_set_double_buffered( m_glWidget, FALSE ); -#endif - gtk_pizza_set_clear( GTK_PIZZA(m_wxwindow), FALSE ); +#if WXWIN_COMPATIBILITY_2_8 gtk_signal_connect( GTK_OBJECT(m_wxwindow), "realize", - GTK_SIGNAL_FUNC(gtk_glwindow_realized_callback), (gpointer) this ); + GTK_SIGNAL_FUNC(gtk_glwindow_realized_callback), (gpointer) this); +#endif // WXWIN_COMPATIBILITY_2_8 gtk_signal_connect( GTK_OBJECT(m_wxwindow), "map", - GTK_SIGNAL_FUNC(gtk_glwindow_map_callback), (gpointer) this ); + GTK_SIGNAL_FUNC(gtk_glwindow_map_callback), (gpointer) this); gtk_signal_connect( GTK_OBJECT(m_wxwindow), "expose_event", - GTK_SIGNAL_FUNC(gtk_glwindow_expose_callback), (gpointer)this ); + GTK_SIGNAL_FUNC(gtk_glwindow_expose_callback), (gpointer) this); -#ifndef __WXGTK20__ gtk_signal_connect( GTK_OBJECT(m_wxwindow), "draw", - GTK_SIGNAL_FUNC(gtk_glwindow_draw_callback), (gpointer)this ); -#endif + GTK_SIGNAL_FUNC(gtk_glwindow_draw_callback), (gpointer) this); gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate", - GTK_SIGNAL_FUNC(gtk_glcanvas_size_callback), (gpointer)this ); + GTK_SIGNAL_FUNC(gtk_glcanvas_size_callback), (gpointer) this); gtk_widget_pop_visual(); + gtk_widget_pop_colormap(); +#if WXWIN_COMPATIBILITY_2_8 // if our parent window is already visible, we had been realized before we // connected to the "realize" signal and hence our m_glContext hasn't been // initialized yet and we have to do it now if (GTK_WIDGET_REALIZED(m_wxwindow)) gtk_glwindow_realized_callback( m_wxwindow, this ); +#endif // WXWIN_COMPATIBILITY_2_8 if (GTK_WIDGET_MAPPED(m_wxwindow)) gtk_glwindow_map_callback( m_wxwindow, this ); - return TRUE; -} - -wxGLCanvas::~wxGLCanvas() -{ - GLXFBConfig * fbc = (GLXFBConfig *) m_fbc; - if (fbc && m_canFreeFBC) XFree( fbc ); - - XVisualInfo *vi = (XVisualInfo *) m_vi; - if (vi && m_canFreeVi) XFree( vi ); - - delete m_glContext; + return true; } -void* wxGLCanvas::ChooseGLVisual(int *attribList) +Window wxGLCanvas::GetXWindow() const { - int data[512]; - GetGLAttribListFromWX( attribList, data ); - attribList = (int*) data; - - Display *dpy = GDK_DISPLAY(); - - return glXChooseVisual( dpy, DefaultScreen(dpy), attribList ); -} - -void* wxGLCanvas::ChooseGLFBC(int *attribList) -{ - int data[512]; - GetGLAttribListFromWX( attribList, data ); - attribList = (int*) data; - - int returned; - return glXChooseFBConfig( GDK_DISPLAY(), DefaultScreen(GDK_DISPLAY()), - attribList, &returned ); -} - - -void wxGLCanvas::GetGLAttribListFromWX(int *wx_attribList, int *gl_attribList ) -{ - if (!wx_attribList) - { - if (wxGLCanvas::GetGLXVersion() >= 13) - // leave GLX >= 1.3 choose the default attributes - gl_attribList[0] = 0; - else - { - int i = 0; - // default settings if attriblist = 0 - gl_attribList[i++] = GLX_RGBA; - gl_attribList[i++] = GLX_DOUBLEBUFFER; - gl_attribList[i++] = GLX_DEPTH_SIZE; gl_attribList[i++] = 1; - gl_attribList[i++] = GLX_RED_SIZE; gl_attribList[i++] = 1; - gl_attribList[i++] = GLX_GREEN_SIZE; gl_attribList[i++] = 1; - gl_attribList[i++] = GLX_BLUE_SIZE; gl_attribList[i++] = 1; - gl_attribList[i++] = GLX_ALPHA_SIZE; gl_attribList[i++] = 0; - gl_attribList[i++] = None; - } - } - else - { - int arg=0, p=0; - while( (wx_attribList[arg]!=0) && (p<510) ) - { - switch( wx_attribList[arg++] ) - { - case WX_GL_RGBA: - if (wxGLCanvas::GetGLXVersion() <= 12) - // for GLX >= 1.3, GLX_RGBA is useless (setting this flags will crash on most opengl implm) - gl_attribList[p++] = GLX_RGBA; - break; - case WX_GL_BUFFER_SIZE: - gl_attribList[p++]=GLX_BUFFER_SIZE; gl_attribList[p++]=wx_attribList[arg++]; break; - case WX_GL_LEVEL: - gl_attribList[p++]=GLX_LEVEL; gl_attribList[p++]=wx_attribList[arg++]; break; - case WX_GL_DOUBLEBUFFER: - if (wxGLCanvas::GetGLXVersion() <= 12) - gl_attribList[p++] = GLX_DOUBLEBUFFER; - else - // for GLX >= 1.3, GLX_DOUBLEBUFFER format is different (1 <=> True) - // it seems this flag is useless for some hardware opengl implementation. - // but for Mesa 6.2.1, this flag is used so don't ignore it. - gl_attribList[p++] = GLX_DOUBLEBUFFER; gl_attribList[p++]=1; - break; - case WX_GL_STEREO: gl_attribList[p++] = GLX_STEREO; break; - case WX_GL_AUX_BUFFERS: - gl_attribList[p++]=GLX_AUX_BUFFERS; gl_attribList[p++]=wx_attribList[arg++]; break; - case WX_GL_MIN_RED: - gl_attribList[p++]=GLX_RED_SIZE; gl_attribList[p++]=wx_attribList[arg++]; break; - case WX_GL_MIN_GREEN: - gl_attribList[p++]=GLX_GREEN_SIZE; gl_attribList[p++]=wx_attribList[arg++]; break; - case WX_GL_MIN_BLUE: - gl_attribList[p++]=GLX_BLUE_SIZE; gl_attribList[p++]=wx_attribList[arg++]; break; - case WX_GL_MIN_ALPHA: - gl_attribList[p++]=GLX_ALPHA_SIZE; gl_attribList[p++]=wx_attribList[arg++]; break; - case WX_GL_DEPTH_SIZE: - gl_attribList[p++]=GLX_DEPTH_SIZE; gl_attribList[p++]=wx_attribList[arg++]; break; - case WX_GL_STENCIL_SIZE: - gl_attribList[p++]=GLX_STENCIL_SIZE; gl_attribList[p++]=wx_attribList[arg++]; break; - case WX_GL_MIN_ACCUM_RED: - gl_attribList[p++]=GLX_ACCUM_RED_SIZE; gl_attribList[p++]=wx_attribList[arg++]; break; - case WX_GL_MIN_ACCUM_GREEN: - gl_attribList[p++]=GLX_ACCUM_GREEN_SIZE; gl_attribList[p++]=wx_attribList[arg++]; break; - case WX_GL_MIN_ACCUM_BLUE: - gl_attribList[p++]=GLX_ACCUM_BLUE_SIZE; gl_attribList[p++]=wx_attribList[arg++]; break; - case WX_GL_MIN_ACCUM_ALPHA: - gl_attribList[p++]=GLX_ACCUM_ALPHA_SIZE; gl_attribList[p++]=wx_attribList[arg++]; break; - default: - break; - } - } - gl_attribList[p] = 0; - } -} - -void wxGLCanvas::QueryGLXVersion() -{ - if (m_glxVersion == 0) - { - // check the GLX version - int glxMajorVer, glxMinorVer; - bool ok = glXQueryVersion(GDK_DISPLAY(), &glxMajorVer, &glxMinorVer); - wxASSERT_MSG( ok, _T("GLX version not found") ); - if (!ok) - m_glxVersion = 10; // 1.0 by default - else - m_glxVersion = glxMajorVer*10 + glxMinorVer; - } -} - -int wxGLCanvas::GetGLXVersion() -{ - wxASSERT_MSG( m_glxVersion>0, _T("GLX version has not been initialized with wxGLCanvas::QueryGLXVersion()") ); - return m_glxVersion; -} - - -void wxGLCanvas::SwapBuffers() -{ - if (m_glContext) - m_glContext->SwapBuffers(); -} - -void wxGLCanvas::OnSize(wxSizeEvent& WXUNUSED(event)) -{ -} - -void wxGLCanvas::SetCurrent() -{ - if (m_glContext) - m_glContext->SetCurrent(); -} - -void wxGLCanvas::SetColour( const wxChar *colour ) -{ - if (m_glContext) - m_glContext->SetColour( colour ); + GdkWindow *window = GTK_PIZZA(m_wxwindow)->bin_window; + return window ? GDK_WINDOW_XWINDOW(window) : 0; } void wxGLCanvas::OnInternalIdle() { - if (m_glContext && m_exposed) + if (!m_updateRegion.IsEmpty()) { wxPaintEvent event( GetId() ); event.SetEventObject( this ); GetEventHandler()->ProcessEvent( event ); - m_exposed = FALSE; GetUpdateRegion().Clear(); } wxWindow::OnInternalIdle(); } +#if WXWIN_COMPATIBILITY_2_8 - -//--------------------------------------------------------------------------- -// wxGLApp -//--------------------------------------------------------------------------- - -IMPLEMENT_CLASS(wxGLApp, wxApp) - -wxGLApp::~wxGLApp() +void wxGLCanvas::GTKInitImplicitContext() { - if (m_glFBCInfo) - XFree(m_glFBCInfo); - if (m_glVisualInfo) - XFree(m_glVisualInfo); -} - -bool wxGLApp::InitGLVisual(int *attribList) -{ - wxGLCanvas::QueryGLXVersion(); - - if (wxGLCanvas::GetGLXVersion() >= 13) + if ( !m_glContext && m_createImplicitContext ) { - // GLX >= 1.3 - if (m_glFBCInfo) - XFree(m_glFBCInfo); - m_glFBCInfo = wxGLCanvas::ChooseGLFBC(attribList); - - if (m_glFBCInfo) - { - if (m_glVisualInfo) - XFree(m_glVisualInfo); - m_glVisualInfo = glXGetVisualFromFBConfig(GDK_DISPLAY(), ((GLXFBConfig *)m_glFBCInfo)[0]); - } - return (m_glFBCInfo != NULL) && (m_glVisualInfo != NULL); - } - else - { - // GLX <= 1.2 - if (m_glVisualInfo) - XFree(m_glVisualInfo); - m_glVisualInfo = wxGLCanvas::ChooseGLVisual(attribList); - return m_glVisualInfo != NULL; + wxGLContext *share = m_sharedContext; + if ( !share && m_sharedContextOf ) + share = m_sharedContextOf->m_glContext; + + m_glContext = new wxGLContext(this, share); } } -#endif - // wxUSE_GLCANVAS +#endif // WXWIN_COMPATIBILITY_2_8 +#endif // wxUSE_GLCANVAS