19 const float array[] = {
31 p.setColorFilter(cf0);
32 canvas->drawImage(img, 0, 0);
33 canvas->drawImage(img, 256, 0, sampling, &p);
35 p.setColorFilter(cf1);
36 canvas->drawImage(img, 0, 256, sampling, &p);
37 p.setColorFilter(cf1->makeComposed(cf0));
38 canvas->drawImage(img, 256, 256, sampling, &p);
40 p.setColorFilter(cf2);
41 canvas->drawImage(img, 0, 512, sampling, &p);
42 p.setColorFilter(cf2->makeComposed(cf0));
43 canvas->drawImage(img, 256, 512, sampling, &p);