X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/fee7a683ed9abfaa40359131976cf019fc256702..a97d569cbbf90ba8bb293214055c3a8c19d447b5:/src/gtk/glcanvas.cpp diff --git a/src/gtk/glcanvas.cpp b/src/gtk/glcanvas.cpp index d81c4cbe57..a373cb8bdf 100644 --- a/src/gtk/glcanvas.cpp +++ b/src/gtk/glcanvas.cpp @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: gtk/glcanvas.cpp +// Name: src/gtk/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" { @@ -35,6 +31,7 @@ extern "C" } #include "wx/gtk/win_gtk.h" +#include "wx/gtk/private.h" // DLL options compatibility check: #include "wx/build.h" @@ -51,12 +48,6 @@ int wxGLCanvas::m_glxVersion = 0; //--------------------------------------------------------------------------- XVisualInfo *g_vi = (XVisualInfo*) NULL; -//----------------------------------------------------------------------------- -// idle system -//----------------------------------------------------------------------------- - -extern void wxapp_install_idle_handler(); -extern bool g_isIdle; //--------------------------------------------------------------------------- // wxGLContext @@ -64,40 +55,8 @@ extern bool g_isIdle; 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 */ -) +wxGLContext::wxGLContext(wxWindow* win, const wxGLContext* other) { - m_window = win; - m_widget = win->m_wxwindow; - wxGLCanvas *gc = (wxGLCanvas*) win; if (wxGLCanvas::GetGLXVersion() >= 13) @@ -142,55 +101,21 @@ wxGLContext::~wxGLContext() 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() +void wxGLContext::SetCurrent(const wxGLCanvas& win) const { if (m_glContext) { - GdkWindow *window = GTK_PIZZA(m_widget)->bin_window; + GdkWindow *window = GTK_PIZZA(win.m_wxwindow)->bin_window; if (wxGLCanvas::GetGLXVersion() >= 13) // GLX >= 1.3 - glXMakeContextCurrent( GDK_DISPLAY(), GDK_WINDOW_XWINDOW(window), - GDK_WINDOW_XWINDOW(window), m_glContext ); + 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; -} //----------------------------------------------------------------------------- // "realize" from m_wxwindow @@ -200,13 +125,13 @@ extern "C" { static gint gtk_glwindow_realized_callback( GtkWidget *WXUNUSED(widget), wxGLCanvas *win ) { - if ( !win->m_glContext ) + if (!win->m_glContext && win->m_createImplicitContext) { 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->m_glContext = new wxGLContext(win, share); } return FALSE; @@ -221,13 +146,14 @@ extern "C" { static gint gtk_glwindow_map_callback( GtkWidget * WXUNUSED(widget), wxGLCanvas *win ) { - if (win->m_glContext/* && win->m_exposed*/) + // CF: Can the "if" line be removed, and the code unconditionally (always) be run? + if (win->m_glContext || !win->m_createImplicitContext) { wxPaintEvent event( win->GetId() ); event.SetEventObject( win ); win->GetEventHandler()->ProcessEvent( event ); - win->m_exposed = FALSE; + win->m_exposed = false; win->GetUpdateRegion().Clear(); } @@ -243,10 +169,9 @@ extern "C" { static void gtk_glwindow_expose_callback( GtkWidget *WXUNUSED(widget), GdkEventExpose *gdk_event, wxGLCanvas *win ) { - if (g_isIdle) - wxapp_install_idle_handler(); + // don't need to install idle handler, its done from "event" signal - win->m_exposed = TRUE; + win->m_exposed = true; win->GetUpdateRegion().Union( gdk_event->area.x, gdk_event->area.y, @@ -255,26 +180,6 @@ 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 ) -{ - 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 //----------------------------------------------------------------------------- @@ -305,11 +210,22 @@ BEGIN_EVENT_TABLE(wxGLCanvas, wxWindow) EVT_SIZE(wxGLCanvas::OnSize) END_EVENT_TABLE() +wxGLCanvas::wxGLCanvas( wxWindow *parent, wxWindowID id, + int *attribList, + const wxPoint& pos, const wxSize& size, + long style, const wxString& name, + const wxPalette& palette ) + : m_createImplicitContext(false) +{ + Create( parent, NULL, NULL, id, pos, size, style, name, attribList, palette ); +} + wxGLCanvas::wxGLCanvas( wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style, const wxString& name, int *attribList, const wxPalette& palette ) + : m_createImplicitContext(true) { Create( parent, NULL, NULL, id, pos, size, style, name, attribList, palette ); } @@ -321,6 +237,7 @@ wxGLCanvas::wxGLCanvas( wxWindow *parent, long style, const wxString& name, int *attribList, const wxPalette& palette ) + : m_createImplicitContext(true) { Create( parent, shared, NULL, id, pos, size, style, name, attribList, palette ); } @@ -332,6 +249,7 @@ wxGLCanvas::wxGLCanvas( wxWindow *parent, long style, const wxString& name, int *attribList, const wxPalette& palette ) + : m_createImplicitContext(true) { Create( parent, NULL, shared, id, pos, size, style, name, attribList, palette ); } @@ -349,9 +267,9 @@ bool wxGLCanvas::Create( wxWindow *parent, m_sharedContextOf = (wxGLCanvas*)shared_context_of; // const_cast m_glContext = (wxGLContext*) NULL; - m_exposed = FALSE; - m_noExpose = TRUE; - m_nativeSizeEvent = TRUE; + m_exposed = false; + m_noExpose = true; + m_nativeSizeEvent = true; m_fbc = NULL; m_vi = NULL; @@ -365,22 +283,22 @@ bool wxGLCanvas::Create( wxWindow *parent, if (wxTheApp->m_glFBCInfo != NULL) { fbc = (GLXFBConfig *) wxTheApp->m_glFBCInfo; - m_canFreeFBC = FALSE; // owned by wxTheApp - don't free upon destruction + m_canFreeFBC = false; // owned by wxTheApp - don't free upon destruction } else { fbc = (GLXFBConfig *) wxGLCanvas::ChooseGLFBC(attribList); - m_canFreeFBC = TRUE; + m_canFreeFBC = true; } m_fbc = fbc; // save for later use - wxCHECK_MSG( m_fbc, FALSE, _T("required FBConfig couldn't be found") ); + 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 + m_canFreeVi = false; // owned by wxTheApp - don't free upon destruction } else { @@ -391,17 +309,17 @@ bool wxGLCanvas::Create( wxWindow *parent, // GLX <= 1.2 vi = (XVisualInfo *) ChooseGLVisual(attribList); - m_canFreeVi = TRUE; + m_canFreeVi = true; } m_vi = vi; // save for later use - wxCHECK_MSG( m_vi, FALSE, _T("required visual couldn't be found") ); + wxCHECK_MSG( m_vi, false, _T("required visual couldn't be found") ); GdkVisual *visual; GdkColormap *colormap; // MR: This needs a fix for lower gtk+ versions too. Might need to rethink logic (FIXME) -#if GTK_CHECK_VERSION(2,2,0) +#if defined(__WXGTK20__) && GTK_CHECK_VERSION(2,2,0) if (!gtk_check_version(2,2,0)) { wxWindow::Create( parent, id, pos, size, style, name ); @@ -427,38 +345,20 @@ bool wxGLCanvas::Create( wxWindow *parent, 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 ); - gtk_signal_connect( GTK_OBJECT(m_wxwindow), "realize", - GTK_SIGNAL_FUNC(gtk_glwindow_realized_callback), (gpointer) this ); - - gtk_signal_connect( GTK_OBJECT(m_wxwindow), "map", - 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 ); - -#ifndef __WXGTK20__ - gtk_signal_connect( GTK_OBJECT(m_wxwindow), "draw", - GTK_SIGNAL_FUNC(gtk_glwindow_draw_callback), (gpointer)this ); -#endif - - gtk_signal_connect( GTK_OBJECT(m_widget), "size_allocate", - GTK_SIGNAL_FUNC(gtk_glcanvas_size_callback), (gpointer)this ); + g_signal_connect(m_wxwindow, "realize", G_CALLBACK(gtk_glwindow_realized_callback), this); + g_signal_connect(m_wxwindow, "map", G_CALLBACK(gtk_glwindow_map_callback), this); + g_signal_connect(m_wxwindow, "expose_event", G_CALLBACK(gtk_glwindow_expose_callback), this); + g_signal_connect(m_widget, "size_allocate", G_CALLBACK(gtk_glcanvas_size_callback), this); if (gtk_check_version(2,2,0) != NULL) { - gtk_widget_pop_visual(); gtk_widget_pop_colormap(); } @@ -471,7 +371,7 @@ bool wxGLCanvas::Create( wxWindow *parent, if (GTK_WIDGET_MAPPED(m_wxwindow)) gtk_glwindow_map_callback( m_wxwindow, this ); - return TRUE; + return true; } wxGLCanvas::~wxGLCanvas() @@ -641,35 +541,46 @@ int wxGLCanvas::GetGLXVersion() void wxGLCanvas::SwapBuffers() { - if (m_glContext) - m_glContext->SwapBuffers(); + GdkWindow *window = GTK_PIZZA(m_wxwindow)->bin_window; + glXSwapBuffers( GDK_DISPLAY(), GDK_WINDOW_XWINDOW( window ) ); } void wxGLCanvas::OnSize(wxSizeEvent& WXUNUSED(event)) { } +void wxGLCanvas::SetCurrent(const wxGLContext& RC) const +{ + RC.SetCurrent(*this); +} + void wxGLCanvas::SetCurrent() { if (m_glContext) - m_glContext->SetCurrent(); + m_glContext->SetCurrent(*this); } void wxGLCanvas::SetColour( const wxChar *colour ) { - if (m_glContext) - m_glContext->SetColour( 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 wxGLCanvas::OnInternalIdle() { - if (m_glContext && m_exposed) + if (/*m_glContext &&*/ m_exposed) { wxPaintEvent event( GetId() ); event.SetEventObject( this ); GetEventHandler()->ProcessEvent( event ); - m_exposed = FALSE; + m_exposed = false; GetUpdateRegion().Clear(); }