xenocara/driver/xf86-video-intel/test/basic-copyarea-size.c

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#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <X11/Xutil.h> /* for XDestroyImage */
#include "test.h"
#define SIZE 20000
struct draw {
Pixmap a, b;
GC gc;
XRenderPictFormat *format;
};
static void target_init(struct test_display *t, struct draw *tt, int size)
{
XGCValues val;
tt->a = XCreatePixmap(t->dpy, DefaultRootWindow(t->dpy),
size, size, 32);
tt->b = XCreatePixmap(t->dpy, DefaultRootWindow(t->dpy),
size, size, 32);
val.graphics_exposures = 0;
tt->gc = XCreateGC(t->dpy, tt->a, GCGraphicsExposures, &val);
tt->format = XRenderFindStandardFormat(t->dpy, PictStandardARGB32);
val.foreground = 0xffff0000;
XChangeGC(t->dpy, tt->gc, GCForeground, &val);
XFillRectangle(t->dpy, tt->a, tt->gc, 0, 0, size, size);
val.foreground = 0xff0000ff;
XChangeGC(t->dpy, tt->gc, GCForeground, &val);
XFillRectangle(t->dpy, tt->b, tt->gc, 0, 0, size, size);
}
static void target_fini(struct test_display *t, struct draw *tt)
{
XFreePixmap(t->dpy, tt->a);
XFreePixmap(t->dpy, tt->b);
}
int main(int argc, char **argv)
{
struct test test;
struct draw real, ref;
int size, i;
test_init(&test, argc, argv);
/* Copy back and forth betwenn two pixmaps, gradually getting larger */
for (size = 1; size <= SIZE; size = (size * 3 + 1) / 2) {
target_init(&test.real, &real, size);
target_init(&test.ref, &ref, size);
printf("size=%d\n", size);
for (i = 0; i <= DEFAULT_ITERATIONS; i++) {
int reps = REPS(i);
do {
int sx = rand() % (2*size) - size;
int sy = rand() % (2*size) - size;
int dx = rand() % (2*size) - size;
int dy = rand() % (2*size) - size;
int order = rand() & 1;
XCopyArea(test.real.dpy,
order ? real.a : real.b,
(!order) ? real.a : real.b,
real.gc,
sx, sy,
size, size,
dx, dy);
XCopyArea(test.ref.dpy,
order ? ref.a : ref.b,
(!order) ? ref.a : ref.b,
ref.gc,
sx, sy,
size, size,
dx, dy);
} while (--reps);
}
test_compare(&test,
real.a, real.format,
ref.a, ref.format,
0, 0, size, size,
"");
test_compare(&test,
real.b, real.format,
ref.b, ref.format,
0, 0, size, size,
"");
target_fini(&test.real, &real);
target_fini(&test.ref, &ref);
}
return 0;
}