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OpenGl works now under GTK

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1360 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
1999-01-10 10:49:57 +00:00
parent 71432ef81f
commit aae24d21a3
24 changed files with 1534 additions and 225 deletions
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64
src/gtk/app.cpp
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@@ -44,9 +44,6 @@ wxAppInitializerFunction wxApp::m_appInitFn = (wxAppInitializerFunction) NULL;
extern wxList wxPendingDelete;
extern wxResourceCache *wxTheResourceCache;
GdkVisual *wxVisualSetByExternal = (GdkVisual*) NULL;
GdkColormap *wxColormapSetByExternal = (GdkColormap*) NULL;
unsigned char g_palette[64*3] =
{
0x0, 0x0, 0x0,
@@ -174,45 +171,28 @@ wxApp::~wxApp(void)
bool wxApp::InitVisual()
{
if (wxVisualSetByExternal)
{
/* this happens in the wxModule code of the OpenGl canvas.
it chooses the best display for OpenGl and stores it
in wxDisplaySetByExternal. we then have to make it the
default for the system */
gtk_widget_set_default_visual( wxVisualSetByExternal );
}
if (wxColormapSetByExternal)
{
/* OpenGl also gives us a colormap */
gtk_widget_set_default_colormap( wxColormapSetByExternal );
}
else
{
/* this initiates the standard palette as defined by GdkImlib
in the GNOME libraries. it ensures that all GNOME applications
use the same 64 colormap entries on 8-bit displays so you
can use several rather graphics-heavy applications at the
same time */
GdkColormap *cmap = gdk_colormap_new( gdk_visual_get_system(), TRUE );
return TRUE;
for (int i = 0; i < 64; i++)
{
GdkColor col;
col.red = g_palette[i*3 + 0] << 8;
col.green = g_palette[i*3 + 1] << 8;
col.blue = g_palette[i*3 + 2] << 8;
col.pixel = 0;
/* this initiates the standard palette as defined by GdkImlib
in the GNOME libraries. it ensures that all GNOME applications
use the same 64 colormap entries on 8-bit displays so you
can use several rather graphics-heavy applications at the
same time */
GdkColormap *cmap = gdk_colormap_new( gdk_visual_get_system(), TRUE );
gdk_color_alloc( cmap, &col );
}
gtk_widget_set_default_colormap( cmap );
for (int i = 0; i < 64; i++)
{
GdkColor col;
col.red = g_palette[i*3 + 0] << 8;
col.green = g_palette[i*3 + 1] << 8;
col.blue = g_palette[i*3 + 2] << 8;
col.pixel = 0;
gdk_color_alloc( cmap, &col );
}
gtk_widget_set_default_colormap( cmap );
return TRUE;
}
@@ -467,15 +447,15 @@ int wxEntry( int argc, char *argv[] )
gtk_init( &argc, &argv );
wxModule::RegisterModules();
if (!wxModule::InitializeModules()) return FALSE;
if (!wxTheApp->InitVisual()) return 0;
wxApp::CommonInit();
if (!wxTheApp->OnInitGui()) return 0;
wxModule::RegisterModules();
if (!wxModule::InitializeModules()) return FALSE;
// Here frames insert themselves automatically
// into wxTopLevelWindows by getting created
// in OnInit().