X Window System Interaction

X Window System Interaction — Internal X-related functions

Functions

gboolean	gdk_x11_gl_query_glx_extension ()
GdkGLConfig *	gdk_x11_gl_config_new_from_visualid ()
GdkGLConfig *	gdk_x11_gl_config_new_from_visualid_for_screen ()
Display *	gdk_x11_gl_config_get_xdisplay ()
int	gdk_x11_gl_config_get_screen_number ()
XVisualInfo *	gdk_x11_gl_config_get_xvinfo ()
gboolean	gdk_x11_gl_config_is_mesa_glx ()
GdkGLContext *	gdk_x11_gl_context_foreign_new ()
GLXContext	gdk_x11_gl_context_get_glxcontext ()
GLXPixmap	gdk_x11_gl_pixmap_get_glxpixmap ()
Window	gdk_x11_gl_window_get_glxwindow ()
#define	GDK_GL_CONFIG_XDISPLAY()
#define	GDK_GL_CONFIG_SCREEN_XNUMBER()
#define	GDK_GL_CONFIG_XVINFO()
#define	GDK_GL_CONFIG_XCOLORMAP()
#define	GDK_GL_CONTEXT_GLXCONTEXT()
#define	GDK_GL_PIXMAP_GLXPIXMAP()
#define	GDK_GL_WINDOW_GLXWINDOW()

Includes

#include <gdk/x11/gdkglx.h>

Description

Functions

gdk_x11_gl_query_glx_extension ()

gboolean
gdk_x11_gl_query_glx_extension (GdkGLConfig *glconfig,
                                const char *extension);

Determines whether a given GLX extension is supported.

Parameters

glconfig	a GdkGLConfig.
extension	name of GLX extension.

Returns

TRUE if the GLX extension is supported, FALSE if not supported.

gdk_x11_gl_config_new_from_visualid ()

GdkGLConfig *
gdk_x11_gl_config_new_from_visualid (VisualID xvisualid);

Creates GdkGLConfig from given visual ID that specifies the OpenGL-capable visual.

Parameters

xvisualid

visual ID.

Returns

the new GdkGLConfig.

gdk_x11_gl_config_new_from_visualid_for_screen ()

GdkGLConfig *
gdk_x11_gl_config_new_from_visualid_for_screen
                               (GdkScreen *screen,
                                VisualID xvisualid);

Creates GdkGLConfig from given visual ID that specifies the OpenGL-capable visual.

Parameters

screen	target screen.
xvisualid	visual ID.

Returns

the new GdkGLConfig.

gdk_x11_gl_config_get_xdisplay ()

Display *
gdk_x11_gl_config_get_xdisplay (GdkGLConfig *glconfig);

Gets X Display.

Parameters

glconfig

a GdkGLConfig.

Returns

pointer to the Display.

gdk_x11_gl_config_get_screen_number ()

int
gdk_x11_gl_config_get_screen_number (GdkGLConfig *glconfig);

Gets X screen number.

Parameters

glconfig

a GdkGLConfig.

Returns

the screen number.

gdk_x11_gl_config_get_xvinfo ()

XVisualInfo *
gdk_x11_gl_config_get_xvinfo (GdkGLConfig *glconfig);

Gets XVisualInfo data.

Parameters

glconfig

a GdkGLConfig.

Returns

pointer to the XVisualInfo data.

gdk_x11_gl_config_is_mesa_glx ()

gboolean
gdk_x11_gl_config_is_mesa_glx (GdkGLConfig *glconfig);

Returns whether the server's GLX entension is Mesa.

Parameters

glconfig

a GdkGLConfig.

Returns

TRUE if Mesa GLX, FALSE otherwise.

gdk_x11_gl_context_foreign_new ()

GdkGLContext *
gdk_x11_gl_context_foreign_new (GdkGLConfig *glconfig,
                                GdkGLContext *share_list,
                                GLXContext glxcontext);

Creates GdkGLContext from existing GLXContext.

Parameters

glconfig	GdkGLConfig that represents the visual the GLXContext uses.
share_list	the GdkGLContext which shares display lists with the GLXContext, or NULL.
glxcontext	exsisting GLXContext.

Returns

the newly-created GdkGLContext wrapper.

gdk_x11_gl_context_get_glxcontext ()

GLXContext
gdk_x11_gl_context_get_glxcontext (GdkGLContext *glcontext);

Gets GLXContext.

Parameters

glcontext

a GdkGLContext.

Returns

the GLXContext.

gdk_x11_gl_pixmap_get_glxpixmap ()

GLXPixmap
gdk_x11_gl_pixmap_get_glxpixmap (GdkGLPixmap *glpixmap);

Gets GLXPixmap.

Parameters

glpixmap

a GdkGLPixmap.

Returns

the GLXPixmap.

gdk_x11_gl_window_get_glxwindow ()

Window
gdk_x11_gl_window_get_glxwindow (GdkGLWindow *glwindow);

Gets X Window.

Parameters

glwindow

a GdkGLWindow.

Returns

the Window.

GDK_GL_CONFIG_XDISPLAY()

#define GDK_GL_CONFIG_XDISPLAY(glconfig)       (GDK_GL_CONFIG_IMPL_X11 (glconfig)->xdisplay)

Gets X Display.

Parameters

glconfig

a GdkGLConfig.

Returns

pointer to the Display.

GDK_GL_CONFIG_SCREEN_XNUMBER()

#define GDK_GL_CONFIG_SCREEN_XNUMBER(glconfig) (GDK_GL_CONFIG_IMPL_X11 (glconfig)->screen_num)

Gets X screen number.

Parameters

glconfig

a GdkGLConfig.

Returns

the screen number.

GDK_GL_CONFIG_XVINFO()

#define GDK_GL_CONFIG_XVINFO(glconfig)         (GDK_GL_CONFIG_IMPL_X11 (glconfig)->xvinfo)

Gets XVisualInfo data.

Parameters

glconfig

a GdkGLConfig.

Returns

pointer to the XVisualInfo data.

GDK_GL_CONFIG_XCOLORMAP()

#define GDK_GL_CONFIG_XCOLORMAP(glconfig)      (GDK_COLORMAP_XCOLORMAP (GDK_GL_CONFIG_IMPL_X11 (glconfig)->colormap))

Gets X Colormap.

Parameters

glconfig

a GdkGLConfig.

Returns

the Colormap.

GDK_GL_CONTEXT_GLXCONTEXT()

#define GDK_GL_CONTEXT_GLXCONTEXT(glcontext)   (GDK_GL_CONTEXT_IMPL_X11 (glcontext)->glxcontext)

Gets GLXContext.

Parameters

glcontext

a GdkGLContext.

Returns

the GLXContext.

GDK_GL_PIXMAP_GLXPIXMAP()

#define GDK_GL_PIXMAP_GLXPIXMAP(glpixmap)      (GDK_GL_PIXMAP_IMPL_X11 (glpixmap)->glxpixmap)

Gets GLXPixmap.

Parameters

glpixmap

a GdkGLPixmap.

Returns

the GLXPixmap.

GDK_GL_WINDOW_GLXWINDOW()

#define GDK_GL_WINDOW_GLXWINDOW(glwindow)      (GDK_GL_WINDOW_IMPL_X11 (glwindow)->glxwindow)

Gets X Window.

Parameters

glwindow

a GdkGLWindow.

Returns

the Window.