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applied wxGLApp patch (#464500)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11716 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2001-09-28 13:53:55 +00:00
parent b3e8d00ab0
commit a6f5aa49cf
8 changed files with 294 additions and 122 deletions
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24
src/gtk1/app.cpp
View File

@@ -37,6 +37,7 @@
#include <glib.h>
#include <gdk/gdk.h>
#include <gtk/gtk.h>
#include <gdk/gdkx.h>
#include "wx/gtk/win_gtk.h"
@@ -335,6 +336,9 @@ wxApp::wxApp()
#endif
m_colorCube = (unsigned char*) NULL;
// this is NULL for a "regular" wxApp, but is set (and freed) by a wxGLApp
m_glVisualInfo = (void *) NULL;
}
wxApp::~wxApp()
@@ -355,11 +359,29 @@ bool wxApp::OnInitGui()
GdkVisual *visual = gdk_visual_get_system();
// if this is a wxGLApp (derived from wxApp), and we've already
// chosen a specific visual, then derive the GdkVisual from that
if (m_glVisualInfo != NULL) {
#ifdef __WXGTK20__
/* seems gtk_widget_set_default_visual no longer exists? */
GdkVisual* vis = gtk_widget_get_default_visual();
#else
GdkVisual* vis = gdkx_visual_get(
((XVisualInfo *) m_glVisualInfo) ->visualid );
gtk_widget_set_default_visual( vis );
#endif
GdkColormap *colormap = gdk_colormap_new( vis, FALSE );
gtk_widget_set_default_colormap( colormap );
visual = vis;
}
/* on some machines, the default visual is just 256 colours, so
we make sure we get the best. this can sometimes be wasteful,
of course, but what do these guys pay $30.000 for? */
if ((gdk_visual_get_best() != gdk_visual_get_system()) &&
else if ((gdk_visual_get_best() != gdk_visual_get_system()) &&
(m_useBestVisual))
{
#ifdef __WXGTK20__

135
src/gtk1/glcanvas.cpp
View File

@@ -283,7 +283,6 @@ bool wxGLCanvas::Create( wxWindow *parent,
int *attribList,
const wxPalette& palette)
{
int data[512];
m_sharedContext = (wxGLContext*)shared; // const_cast
m_sharedContextOf = (wxGLCanvas*)shared_context_of; // const_cast
m_glContext = (wxGLContext*) NULL;
@@ -292,6 +291,68 @@ bool wxGLCanvas::Create( wxWindow *parent,
m_noExpose = TRUE;
m_nativeSizeEvent = TRUE;
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 {
vi = (XVisualInfo *) ChooseGLVisual(attribList);
m_canFreeVi = TRUE;
}
m_vi = vi; // save for later use
wxCHECK_MSG( m_vi, FALSE, "required visual couldn't be found" );
GdkVisual *visual = gdkx_visual_get( vi->visualid );
GdkColormap *colormap = gdk_colormap_new( gdkx_visual_get(vi->visualid), TRUE );
gtk_widget_push_colormap( colormap );
gtk_widget_push_visual( visual );
wxScrolledWindow::Create( parent, id, pos, size, style, name );
m_glWidget = m_wxwindow;
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 );
gtk_signal_connect( GTK_OBJECT(m_wxwindow), "draw",
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_widget_pop_visual();
gtk_widget_pop_colormap();
if (GTK_WIDGET_REALIZED(m_wxwindow))
gtk_glwindow_realized_callback( m_wxwindow, this );
if (GTK_WIDGET_MAPPED(m_wxwindow))
gtk_glwindow_map_callback( m_wxwindow, this );
return TRUE;
}
wxGLCanvas::~wxGLCanvas()
{
XVisualInfo *vi = (XVisualInfo *) m_vi;
if (vi && m_canFreeVi) XFree( vi );
if (m_glContext) delete m_glContext;
}
void* wxGLCanvas::ChooseGLVisual(int *attribList)
{
int data[512];
if (!attribList)
{
// default settings if attriblist = 0
@@ -355,57 +416,7 @@ bool wxGLCanvas::Create( wxWindow *parent,
Display *dpy = GDK_DISPLAY();
XVisualInfo *vi = glXChooseVisual( dpy, DefaultScreen(dpy), attribList );
m_vi = vi; // safe for later use
wxCHECK_MSG( m_vi, FALSE, "required visual couldn't be found" );
GdkVisual *visual = gdkx_visual_get( vi->visualid );
GdkColormap *colormap = gdk_colormap_new( gdkx_visual_get(vi->visualid), TRUE );
gtk_widget_push_colormap( colormap );
gtk_widget_push_visual( visual );
wxScrolledWindow::Create( parent, id, pos, size, style, name );
m_glWidget = m_wxwindow;
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 );
gtk_signal_connect( GTK_OBJECT(m_wxwindow), "draw",
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_widget_pop_visual();
gtk_widget_pop_colormap();
if (GTK_WIDGET_REALIZED(m_wxwindow))
gtk_glwindow_realized_callback( m_wxwindow, this );
if (GTK_WIDGET_MAPPED(m_wxwindow))
gtk_glwindow_map_callback( m_wxwindow, this );
return TRUE;
}
wxGLCanvas::~wxGLCanvas()
{
XVisualInfo *vi = (XVisualInfo *) m_vi;
if (vi) XFree( vi );
if (m_glContext) delete m_glContext;
return glXChooseVisual( dpy, DefaultScreen(dpy), attribList );
}
void wxGLCanvas::SwapBuffers()
@@ -455,6 +466,26 @@ void wxGLCanvas::OnInternalIdle()
wxWindow::OnInternalIdle();
}
//---------------------------------------------------------------------------
// wxGLApp
//---------------------------------------------------------------------------
IMPLEMENT_CLASS(wxGLApp, wxApp)
wxGLApp::~wxGLApp()
{
if (m_glVisualInfo) XFree(m_glVisualInfo);
}
bool wxGLApp::InitGLVisual(int *attribList)
{
if (m_glVisualInfo) XFree(m_glVisualInfo);
m_glVisualInfo = wxGLCanvas::ChooseGLVisual(attribList);
return (m_glVisualInfo != NULL);
}
#endif
// wxUSE_GLCANVAS