static bool operator==(const SkRasterClip& a, const SkRasterClip& b) {
if (a.isEmpty()) {
return b.isEmpty();
}
if (b.isEmpty()) {
return false;
}
SkMask ma, mb;
copyToMask(a, &ma);
copyToMask(b, &mb);
SkAutoMaskFreeImage aCleanUp(ma.fImage);
SkAutoMaskFreeImage bCleanUp(mb.fImage);
return ma == mb;
}
static void copyToMask(const SkRasterClip& rc, SkMask* mask) {
if (rc.isAA()) {
rc.aaRgn().copyToMask(mask);
} else {
copyToMask(rc.bwRgn(), mask);
}
}
static bool operator==(const SkRegion& rgn, const SkAAClip& aaclip) {
SkMask mask0, mask1;
copyToMask(rgn, &mask0);
aaclip.copyToMask(&mask1);
bool eq = (mask0 == mask1);
SkMask::FreeImage(mask0.fImage);
SkMask::FreeImage(mask1.fImage);
return eq;
}
static void test_irect(skiatest::Reporter* reporter) {
SkRandom rand;
for (int i = 0; i < 10000; i++) {
SkAAClip clip0, clip1;
SkRegion rgn0, rgn1;
SkIRect r0, r1;
rand_irect(&r0, 10, rand);
rand_irect(&r1, 10, rand);
clip0.setRect(r0);
clip1.setRect(r1);
rgn0.setRect(r0);
rgn1.setRect(r1);
for (size_t j = 0; j < SK_ARRAY_COUNT(gRgnOps); ++j) {
SkRegion::Op op = gRgnOps[j];
SkAAClip clip2;
SkRegion rgn2;
bool nonEmptyAA = clip2.op(clip0, clip1, op);
bool nonEmptyBW = rgn2.op(rgn0, rgn1, op);
if (nonEmptyAA != nonEmptyBW || clip2.getBounds() != rgn2.getBounds()) {
ERRORF(reporter, "%s %s "
"[%d %d %d %d] %s [%d %d %d %d] = BW:[%d %d %d %d] AA:[%d %d %d %d]\n",
nonEmptyAA == nonEmptyBW ? "true" : "false",
clip2.getBounds() == rgn2.getBounds() ? "true" : "false",
r0.fLeft, r0.fTop, r0.right(), r0.bottom(),
gRgnOpNames[j],
r1.fLeft, r1.fTop, r1.right(), r1.bottom(),
rgn2.getBounds().fLeft, rgn2.getBounds().fTop,
rgn2.getBounds().right(), rgn2.getBounds().bottom(),
clip2.getBounds().fLeft, clip2.getBounds().fTop,
clip2.getBounds().right(), clip2.getBounds().bottom());
}
SkMask maskBW, maskAA;
copyToMask(rgn2, &maskBW);
clip2.copyToMask(&maskAA);
SkAutoMaskFreeImage freeBW(maskBW.fImage);
SkAutoMaskFreeImage freeAA(maskAA.fImage);
REPORTER_ASSERT(reporter, maskBW == maskAA);
}
}
}