Attachment 43831 Details for Bug 27016 – testcase

testcase

testcase.c (text/plain), 1.95 KB, created by Kusanagi Kouichi on 2011-02-25 12:37:43 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Kusanagi Kouichi

Created: 2011-02-25 12:37:43 UTC

Size: 1.95 KB

patch

obsolete

>#include <unistd.h>
>#include <X11/Xlib.h>
>#include <X11/extensions/Xrender.h>
>
>int main(void)
>{
>    int event_base, error_base;
>    Display *display;
>    Screen *screen;
>    Window root;
>    XSetWindowAttributes attr;
>    const int w1 = 400, h1 = 300, w2 = 300, h2 = 400;
>    Window window1, window2;
>    XRenderPictFormat *format;
>    Picture pict1, pict2;
>    XTransform xform;
>    static const XRenderColor green = { 0, 0xffff, 0, 0xffff };
>
>    display = XOpenDisplay(NULL);
>    if (display == NULL)
>    {
>	return 1;
>    }
>
>    if (!XRenderQueryExtension(display, &event_base, &error_base))
>    {
>	XCloseDisplay(display);
>	return 1;
>    }
>
>    screen = DefaultScreenOfDisplay(display);
>    root = RootWindowOfScreen(screen);
>    attr.override_redirect = True;
>    window1 = XCreateWindow(display, root, w2 / 2, h2 / 2, w1, h1, 0, CopyFromParent, InputOutput, CopyFromParent, CWOverrideRedirect, &attr);
>    window2 = XCreateWindow(display, root, w1 + w2 / 2, 0, w2, h2, 0, CopyFromParent, InputOutput, CopyFromParent, CWOverrideRedirect, &attr);
>    XMapWindow(display, window1);
>    XMapWindow(display, window2);
>
>    format = XRenderFindVisualFormat(display, DefaultVisualOfScreen(screen));
>    pict1 = XRenderCreatePicture(display, window1, format, 0, NULL);
>    pict2 = XRenderCreatePicture(display, window2, format, 0, NULL);
>
>    xform.matrix[0][0] = (w1 << 16) / w2;
>    xform.matrix[0][1] = 0;
>    xform.matrix[0][2] = 0;
>    xform.matrix[1][0] = 0;
>    xform.matrix[1][1] = (h1 << 16) / h2;
>    xform.matrix[1][2] = 0;
>    xform.matrix[2][0] = 0;
>    xform.matrix[2][1] = 0;
>    xform.matrix[2][2] = 0;
>    XRenderSetPictureTransform(display, pict1, &xform);
>
>    XRenderFillRectangle(display, PictOpSrc, pict1, &green, 0, 0, w1, h1);
>    XRenderComposite(display, PictOpSrc, pict1, None, pict2, 0, 0, 0, 0, 0, 0, w2, h2);
>    XFlush(display);
>    sleep(5);
>
>    XDestroyWindow(display, window1);
>    XDestroyWindow(display, window2);
>    XCloseDisplay(display);
>    return 0;
>}

Actions: View

Attachments on bug 27016: 33950 | 33951 | 33952 | 43831 | 43833 | 43836 | 43840

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.