Attachment 120573 Details for Bug 93430 – simple test of XDrawLine to probe drawing speed performance.

simple test of XDrawLine to probe drawing speed performance.

xtest.c (text/plain), 1.84 KB, created by Frank Delaglio on 2015-12-17 19:54:36 UTC

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Creator: Frank Delaglio

Created: 2015-12-17 19:54:36 UTC

Size: 1.84 KB

patch

obsolete

>#include <X11/Xlib.h>
>#include <X11/Xutil.h>
>
>#include <string.h>
>#include <stdlib.h>
>
>/* Test of X11 line drawing 12/17/2015 delaglio@nmrscience.com */
>
>int main( int argc, char **argv )
>{
>    Display *dpy;
>    Window  w;
>    GC      gc;
>    int     screen;
>
>    XSizeHints    winInfo;
>    unsigned int  borderWidth;
>    unsigned long fg, bg, ultmp, white, black;
>    int           i, ix, iy;
>
>    dpy = XOpenDisplay( (char *)NULL );
>
>    screen = DefaultScreen( dpy );
>    white  = WhitePixel( dpy, screen );
>    black  = BlackPixel( dpy, screen );
>
>    winInfo.x      = 32;
>    winInfo.y      = 32;
>    winInfo.width  = 800;
>    winInfo.height = 800;
>    winInfo.flags  = PPosition | PSize;
>    borderWidth    = 1;
>
>    bg = black;
>    fg = white;
>
>    w = XCreateSimpleWindow( dpy, DefaultRootWindow( dpy ),
>                             winInfo.x, winInfo.y,
>                             winInfo.width, winInfo.height,
>                             borderWidth, fg, bg );
>
>    (void) XSetStandardProperties( dpy, w,
>                                   argv[0], argv[0], None, 
>                                   argv, argc, 
>                                   &winInfo );
>
>    gc = XCreateGC( dpy, w, (unsigned long)0, (XGCValues *)NULL );
>
>    (void) XSetBackground( dpy, gc, bg );
>    (void) XSetForeground( dpy, gc, fg );
>
>    (void) XMapRaised( dpy, w );
>
>    for( i = 0; i < 32; i++ ) 
>       {
>        for( iy = 1; iy < winInfo.height; iy++ )
>           {
>            for( ix = 1; ix < winInfo.width; ix++ )
>               {
>                (void) XDrawLine( dpy, w, gc, 1, 1, ix, iy );
>               }
>           }
>
>        ultmp = fg; fg = bg; bg = ultmp;
>
>        (void) XSetBackground( dpy, gc, bg );
>        (void) XSetForeground( dpy, gc, fg );
>       }
>
>    (void) XFreeGC( dpy, gc );
>    (void) XDestroyWindow( dpy, w );
>    (void) XCloseDisplay( dpy );
>
>    exit( 0 );
>}

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Attachments on bug 93430: 120573

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