x11perf/dist/do_windows.c

/*****************************************************************************
Copyright 1988, 1989 by Digital Equipment Corporation, Maynard, Massachusetts.

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Permission to use, copy, modify, and distribute this software and its
documentation for any purpose and without fee is hereby granted,
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ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
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******************************************************************************/

#include "x11perf.h"

static Window *parents;
static Window *isolates;
static int childrows, childcolumns, childwindows;
static int parentrows, parentcolumns, parentwindows;
static int parentwidth, parentheight;
static Window popup;

static void
ComputeSizes(XParms xp, Parms p)
{
    childwindows = p->objects;
    childrows = (childwindows + MAXCOLS - 1) / MAXCOLS;
    childcolumns = (childrows > 1 ? MAXCOLS : childwindows);

    parentwidth = (CHILDSIZE+CHILDSPACE) * childcolumns;
    parentheight = (CHILDSIZE+CHILDSPACE) * childrows;
}

int
CreateParents(XParms xp, Parms p, int reps)
{
    int     i;

    ComputeSizes(xp, p);

    parentcolumns = WIDTH / parentwidth;
    parentrows = HEIGHT / parentheight;
    parentwindows = parentcolumns * parentrows; /* Max reps we can fit */

    if (parentwindows > reps) {
	parentwindows = reps;
    }

    /* We will do parentwindows sets of childwindows, in order to get better
       timing accuracy.  Creating 4 windows at a millisecond apiece or so
       is a bit faster than the 60 Hz clock. */
    isolates = (Window *)malloc(parentwindows * sizeof(Window));
    parents = (Window *)malloc(parentwindows * sizeof(Window));

    /*
     *  Create isolation windows for the parents, and then the parents
     *  themselves.  These isolation windows ensure that parent and children
     *  windows created/mapped in DoWins and DoWin2 all see the same local
     *  environment...the parent is an only child, and each parent contains
     *  the number of children we are trying to get benchmarks on.
     */

    for (i = 0; i != parentwindows; i++) {
	isolates[i] = XCreateSimpleWindow(xp->d, xp->w,
	    (i/parentrows)*parentwidth, (i%parentrows)*parentheight,
	    parentwidth, parentheight, 0, xp->background, xp->background);
	parents[i] = XCreateSimpleWindow(xp->d, isolates[i],
	    0, 0, parentwidth, parentheight, 0, xp->background, xp->background);
    }

    XMapSubwindows(xp->d, xp->w);
    return parentwindows;
} /* CreateParents */


void
MapParents(XParms xp, Parms p, int reps)
{
    int i;

    for (i = 0; i != parentwindows; i++) {
	XMapWindow(xp->d, parents[i]);
    }
}

void
MapParentsCleanup(XParms xp, Parms p)
{
    int i;

    for (i = 0; i != parentwindows; i++) {
	XMapWindow(xp->d, parents[i]);
    }
}


int
InitCreate(XParms xp, Parms p, int reps)
{
    reps = CreateParents(xp, p, reps);
    MapParents(xp, p, reps);
    return reps;
}

static void
CreateChildGroup(XParms xp, Parms p, Window parent)
{
    int j;

    for (j = 0; j != childwindows; j++) {
	(void) XCreateSimpleWindow (xp->d, parent,
		(CHILDSIZE+CHILDSPACE) * (j/childrows) + CHILDSPACE/2,
		(CHILDSIZE+CHILDSPACE) * (j%childrows) + CHILDSPACE/2,
		CHILDSIZE, CHILDSIZE, 0, xp->background, xp->foreground);
    }

    if (p->special)
	XMapSubwindows (xp->d, parent);
}

void
CreateChildren(XParms xp, Parms p, int reps)
{
    int     i;

    for (i = 0; i != parentwindows; i++) {
	CreateChildGroup(xp, p, parents[i]);
    } /* end i */
}

void
DestroyChildren(XParms xp, Parms p)
{
    int i;

    for (i = 0; i != parentwindows; i++) {
	XDestroySubwindows(xp->d, parents[i]);
    }
}

void
EndCreate(XParms xp, Parms p)
{
    XDestroySubwindows(xp->d, xp->w);
    free(parents);
    free(isolates);
}


int
InitMap(XParms xp, Parms p, int reps)
{
    reps = CreateParents(xp, p, reps);
    CreateChildren(xp, p, reps);
    return reps;
}

void
UnmapParents(XParms xp, Parms p, int reps)
{
    int i;

    for (i = 0; i != parentwindows; i++) {
	XUnmapWindow(xp->d, parents[i]);
    }
}

void
UnmapParentsCleanup(XParms xp, Parms p)
{
    int i;

    for (i = 0; i != parentwindows; i++) {
	XUnmapWindow(xp->d, parents[i]);
    }
}

int
InitDestroy(XParms xp, Parms p, int reps)
{
    reps = CreateParents(xp, p, reps);
    CreateChildren(xp, p, reps);
    MapParents(xp, p, reps);
    return reps;
}

void
DestroyParents(XParms xp, Parms p, int reps)
{
    int i;

    for (i = 0; i != parentwindows; i++) {
	XDestroyWindow(xp->d, parents[i]);
    }
}


void
RenewParents(XParms xp, Parms p)
{
    int i;

    for (i = 0; i != parentwindows; i++) {
	parents[i] = XCreateSimpleWindow(xp->d, isolates[i],
	    0, 0, parentwidth, parentheight, 0, xp->background, xp->background);
    }
    CreateChildren(xp, p, parentwindows);
    MapParents(xp, p, parentwindows);
}

int
InitPopups(XParms xp, Parms p, int reps)
{
#ifdef CHILDROOT
    XWindowAttributes    xwa;
#endif
    XSetWindowAttributes xswa;
    Window isolate;

#ifdef CHILDROOT
    ComputeSizes(xp, p);
    CreateChildGroup(xp, p, xp->w);

    /* Now create simple window to pop up over children */
    (void) XGetWindowAttributes(xp->d, xp->w, &xwa);
    xswa.override_redirect = True;
    popup =  XCreateSimpleWindow (
	    xp->d, DefaultRootWindow(xp->d),
	    xwa.x + xwa.border_width, xwa.y + xwa.border_width,
	    parentwidth, parentheight,
	    0, xp->foreground, xp->foreground);
#else
    isolate = XCreateSimpleWindow(
	    xp->d, xp->w, 0, 0, WIDTH, HEIGHT,
	    0, xp->background, xp->background);

    ComputeSizes(xp, p);
    CreateChildGroup(xp, p, isolate);
    XMapWindow(xp->d, isolate);

    /* Now create simple window to pop up over children */
    xswa.override_redirect = True;
    popup =  XCreateSimpleWindow (
	    xp->d, xp->w, 0, 0,
	    parentwidth, parentheight,
	    0, xp->foreground, xp->foreground);
#endif
    XChangeWindowAttributes (xp->d, popup, CWOverrideRedirect, &xswa);
    return reps;
}

void
DoPopUps(XParms xp, Parms p, int reps)
{
    int i;
    for (i = 0; i != reps; i++) {
        XMapWindow(xp->d, popup);
	XUnmapWindow(xp->d, popup);
	CheckAbort ();
    }
}

void
EndPopups(XParms xp, Parms p)
{
    XDestroySubwindows(xp->d, xp->w);
#ifdef CHILDROOT
    XDestroyWindow(xp->d, popup);
#endif
}