Attachment 22507 Details for Bug 16560 – test case

test case

trapezoid_of_death.c (text/x-csrc), 1.50 KB, created by Pavel Kankovsky on 2009-02-02 13:49:12 UTC

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Filename:

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Creator: Pavel Kankovsky

Created: 2009-02-02 13:49:12 UTC

Size: 1.50 KB

patch

obsolete

>#include <X11/Xlib.h>
>#include <X11/extensions/Xrender.h>
>
>int
>main()
>{
>  Display *dpy;
>  int scr;
>  Visual *visual;
>  Window window;
>  Picture src, dst;
>  XRenderPictFormat *pictFmt, *maskFmt;
>
>  XTrapezoid traps[2] = {
>     {
>        .top = 0,
>        .bottom = 65536,
>        .left = {
>           .p1 = { .x = 0, .y = 0 },
>           .p2 = { .x = 0, .y = 2147483647 }
>         },
>        .right = {
>           .p1 = { .x = 65536, .y = 0 },
>           .p2 = { .x = 0, .y = 2147483647 }
>         }
>      },
>      {
>        .top = 2147483646,
>        .bottom = 2147483647,
>        .left = {
>           .p1 = { .x = 0, .y = 0 },
>           .p2 = { .x = 0, .y = 2147483647 }
>         },
>        .right = {
>           .p1 = { .x = 65536, .y = 0 },
>           .p2 = { .x = 0, .y = 2147483647 }
>         }
>       },
>  };
>
>  dpy = XOpenDisplay(NULL);
>  scr = DefaultScreen(dpy);
>  visual = DefaultVisual(dpy, scr);
>  window = XCreateSimpleWindow(dpy, RootWindow(dpy, scr),
>                               0, 0, 1, 1, 0, 0, WhitePixel(dpy, scr));
>  XRenderQueryFormats(dpy);
>  pictFmt = XRenderFindVisualFormat(dpy, visual);
>  maskFmt = XRenderFindStandardFormat(dpy, PictStandardA8);
>  src = XRenderCreatePicture(dpy, window, pictFmt, 0, NULL);
>  dst = XRenderCreatePicture(dpy, window, pictFmt, 0, NULL);
>  XRenderCompositeTrapezoids(dpy, PictOpAdd,
>                             src, dst, maskFmt, 0, 0, traps, 2);
>  XSync(dpy, False);
>  XRenderFreePicture(dpy, src);
>  XRenderFreePicture(dpy, dst);
>  XCloseDisplay(dpy);
>  return (0);
>}
>

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Attachments on bug 16560: 22507 | 25044 | 25045

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