Esempi in C++ (Cpp) per _cairo_boilerplate_xlib_perf_create_surface

Esempio n. 1

File: cairo-boilerplate-xlib.c Progetto: AlexiaChen/ImageMagick_Cmake

static cairo_surface_t *
_cairo_boilerplate_xlib_render_0_0_create_surface (const char		  *name,
						   cairo_content_t		   content,
						   double			   width,
						   double			   height,
						   double			   max_width,
						   double			   max_height,
						   cairo_boilerplate_mode_t   mode,
						   void			 **closure)
{
    xlib_target_closure_t *xtc;
    Display *dpy;
    int screen;
    Pixmap pixmap;
    cairo_surface_t *surface, *dummy;

    *closure = xtc = xcalloc (1, sizeof (xlib_target_closure_t));

    width = ceil (width);
    if (width < 1)
	width = 1;

    height = ceil (height);
    if (height < 1)
	height = 1;

    xtc->dpy = dpy = XOpenDisplay (NULL);
    if (xtc->dpy == NULL) {
	free (xtc);
	CAIRO_BOILERPLATE_DEBUG (("Failed to open display: %s\n", XDisplayName(0)));
	return NULL;
    }


    screen = DefaultScreen (dpy);
    pixmap = XCreatePixmap (dpy, DefaultRootWindow (dpy), 1, 1,
			    DefaultDepth (dpy, screen));
    dummy = cairo_xlib_surface_create (dpy, pixmap,
				       DefaultVisual (dpy, screen),
				       1, 1);
    cairo_xlib_device_debug_cap_xrender_version (cairo_surface_get_device (dummy),
						 0, 0);

    if (mode == CAIRO_BOILERPLATE_MODE_TEST)
	surface = _cairo_boilerplate_xlib_test_create_surface (dpy, content, width, height, xtc);
    else /* mode == CAIRO_BOILERPLATE_MODE_PERF */
	surface = _cairo_boilerplate_xlib_perf_create_surface (dpy, content, width, height, xtc);

    cairo_surface_destroy (dummy);
    XFreePixmap (dpy, pixmap);

    if (surface == NULL || cairo_surface_status (surface))
	_cairo_boilerplate_xlib_cleanup (xtc);

    return surface;
}

Esempio n. 2

File: cairo-boilerplate-xlib.c Progetto: mrobinson/cairo

static cairo_surface_t *
_cairo_boilerplate_xlib_create_surface (const char		  *name,
					cairo_content_t 	   content,
					double			   width,
					double			   height,
					double			   max_width,
					double			   max_height,
					cairo_boilerplate_mode_t   mode,
					void			 **closure)
{
    xlib_target_closure_t *xtc;
    Display *dpy;
    cairo_surface_t *surface;

    *closure = xtc = xcalloc (1, sizeof (xlib_target_closure_t));

    width = ceil (width);
    if (width < 1)
	width = 1;

    height = ceil (height);
    if (height < 1)
	height = 1;

    xtc->dpy = dpy = XOpenDisplay (NULL);
    if (xtc->dpy == NULL) {
	free (xtc);
	CAIRO_BOILERPLATE_DEBUG (("Failed to open display: %s\n", XDisplayName(0)));
	return NULL;
    }

    if (mode == CAIRO_BOILERPLATE_MODE_TEST)
	surface = _cairo_boilerplate_xlib_test_create_surface (dpy, content, width, height, xtc);
    else /* mode == CAIRO_BOILERPLATE_MODE_PERF */
	surface = _cairo_boilerplate_xlib_perf_create_surface (dpy, content, width, height, xtc);

    if (surface == NULL || cairo_surface_status (surface))
	_cairo_boilerplate_xlib_cleanup (xtc);

    return surface;
}