C++ (Cpp) GrClipMaskCache::getLastMask Examples

Example #1

File: ClipCacheTest.cpp Project: CriGio/platform_external_skia

static void check_empty_state(skiatest::Reporter* reporter,
                              const GrClipMaskCache& cache) {
    REPORTER_ASSERT(reporter, SkClipStack::kInvalidGenID == cache.getLastClipGenID());
    REPORTER_ASSERT(reporter, NULL == cache.getLastMask());

    SkIRect emptyBound;
    emptyBound.setEmpty();

    SkIRect cacheBound;
    cache.getLastBound(&cacheBound);
    REPORTER_ASSERT(reporter, emptyBound == cacheBound);
}

Example #2

File: ClipCacheTest.cpp Project: CriGio/platform_external_skia

////////////////////////////////////////////////////////////////////////////////
// verify that the top state of the stack matches the passed in state
static void check_state(skiatest::Reporter* reporter,
                        const GrClipMaskCache& cache,
                        const SkClipStack& clip,
                        GrTexture* mask,
                        const SkIRect& bound) {
    REPORTER_ASSERT(reporter, clip.getTopmostGenID() == cache.getLastClipGenID());

    REPORTER_ASSERT(reporter, mask == cache.getLastMask());

    SkIRect cacheBound;
    cache.getLastBound(&cacheBound);
    REPORTER_ASSERT(reporter, bound == cacheBound);
}

Example #3

File: ClipCacheTest.cpp Project: deepinit-arek/skia

////////////////////////////////////////////////////////////////////////////////
// verify that the top state of the stack matches the passed in state
static void check_state(skiatest::Reporter* reporter,
                        const GrClipMaskCache& cache,
                        const SkClipStack& clip,
                        GrTexture* mask,
                        const GrIRect& bound) {
    SkClipStack cacheClip;
    cache.getLastClip(&cacheClip);
    REPORTER_ASSERT(reporter, clip == cacheClip);

    REPORTER_ASSERT(reporter, mask == cache.getLastMask());

    GrIRect cacheBound;
    cache.getLastBound(&cacheBound);
    REPORTER_ASSERT(reporter, bound == cacheBound);
}

Example #4

File: ClipCacheTest.cpp Project: deepinit-arek/skia

////////////////////////////////////////////////////////////////////////////////
// basic test of the cache's base functionality:
//  push, pop, set, canReuse & getters
static void test_cache(skiatest::Reporter* reporter, GrContext* context) {

    if (false) { // avoid bit rot, suppress warning
        createTexture(context);
    }
    GrClipMaskCache cache;

    cache.setContext(context);

    SkClipStack emptyClip;
    emptyClip.reset();

    GrIRect emptyBound;
    emptyBound.setEmpty();

    // check initial state
    check_state(reporter, cache, emptyClip, NULL, emptyBound);

    // set the current state
    GrIRect bound1;
    bound1.set(0, 0, 100, 100);

    SkClipStack clip1(bound1);

    GrTextureDesc desc;
    desc.fFlags = kRenderTarget_GrTextureFlagBit;
    desc.fWidth = X_SIZE;
    desc.fHeight = Y_SIZE;
    desc.fConfig = kSkia8888_PM_GrPixelConfig;

    cache.acquireMask(clip1, desc, bound1);

    GrTexture* texture1 = cache.getLastMask();
    REPORTER_ASSERT(reporter, texture1);
    if (NULL == texture1) {
        return;
    }

    // check that the set took
    check_state(reporter, cache, clip1, texture1, bound1);
    REPORTER_ASSERT(reporter, 1 == texture1->getRefCnt());

    // push the state
    cache.push();

    // verify that the pushed state is initially empty
    check_state(reporter, cache, emptyClip, NULL, emptyBound);
    REPORTER_ASSERT(reporter, 1 == texture1->getRefCnt());

    // modify the new state
    GrIRect bound2;
    bound2.set(-10, -10, 10, 10);

    SkClipStack clip2(bound2);

    cache.acquireMask(clip2, desc, bound2);

    GrTexture* texture2 = cache.getLastMask();
    REPORTER_ASSERT(reporter, texture2);
    if (NULL == texture2) {
        return;
    }

    // check that the changes took
    check_state(reporter, cache, clip2, texture2, bound2);
    REPORTER_ASSERT(reporter, 1 == texture1->getRefCnt());
    REPORTER_ASSERT(reporter, 1 == texture2->getRefCnt());

    // check to make sure canReuse works
    REPORTER_ASSERT(reporter, cache.canReuse(clip2, bound2));
    REPORTER_ASSERT(reporter, !cache.canReuse(clip1, bound1));

    // pop the state
    cache.pop();

    // verify that the old state is restored
    check_state(reporter, cache, clip1, texture1, bound1);
    REPORTER_ASSERT(reporter, 1 == texture1->getRefCnt());
    REPORTER_ASSERT(reporter, 1 == texture2->getRefCnt());

    // manually clear the state
    cache.reset();

    // verify it is now empty
    check_state(reporter, cache, emptyClip, NULL, emptyBound);
    REPORTER_ASSERT(reporter, 1 == texture1->getRefCnt());
    REPORTER_ASSERT(reporter, 1 == texture2->getRefCnt());

    // pop again - so there is no state
    cache.pop();

#if !defined(SK_DEBUG)
    // verify that the getters don't crash
    // only do in release since it generates asserts in debug
    check_state(reporter, cache, emptyClip, NULL, emptyBound);
#endif
    REPORTER_ASSERT(reporter, 1 == texture1->getRefCnt());
    REPORTER_ASSERT(reporter, 1 == texture2->getRefCnt());
}