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C++ SkTDArray::removeShuffle方法代码示例

本文整理汇总了C++中SkTDArray::removeShuffle方法的典型用法代码示例。如果您正苦于以下问题:C++ SkTDArray::removeShuffle方法的具体用法?C++ SkTDArray::removeShuffle怎么用?C++ SkTDArray::removeShuffle使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在SkTDArray的用法示例。


在下文中一共展示了SkTDArray::removeShuffle方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: test_memory_pool

static void test_memory_pool(skiatest::Reporter* reporter) {
    // prealloc and min alloc sizes for the pool
    static const size_t gSizes[][2] = {
        {0, 0},
        {10 * sizeof(A), 20 * sizeof(A)},
        {100 * sizeof(A), 100 * sizeof(A)},
        {500 * sizeof(A), 500 * sizeof(A)},
        {10000 * sizeof(A), 0},
        {1, 100 * sizeof(A)},
    };
    // different percentages of creation vs deletion
    static const float gCreateFraction[] = {1.f, .95f, 0.75f, .5f};
    // number of create/destroys per test
    static const int kNumIters = 20000;
    // check that all the values stored in A objects are correct after this
    // number of iterations
    static const int kCheckPeriod = 500;

    SkRandom r;
    for (size_t s = 0; s < SK_ARRAY_COUNT(gSizes); ++s) {
        A::SetAllocator(gSizes[s][0], gSizes[s][1]);
        for (size_t c = 0; c < SK_ARRAY_COUNT(gCreateFraction); ++c) {
            SkTDArray<Rec> instanceRecs;
            for (int i = 0; i < kNumIters; ++i) {
                float createOrDestroy = r.nextUScalar1();
                if (createOrDestroy < gCreateFraction[c] ||
                    0 == instanceRecs.count()) {
                    Rec* rec = instanceRecs.append();
                    rec->fInstance = A::Create(&r);
                    rec->fValue = static_cast<int>(r.nextU());
                    rec->fInstance->setValues(rec->fValue);
                } else {
                    int d = r.nextRangeU(0, instanceRecs.count() - 1);
                    Rec& rec = instanceRecs[d];
                    REPORTER_ASSERT(reporter, rec.fInstance->checkValues(rec.fValue));
                    delete rec.fInstance;
                    instanceRecs.removeShuffle(d);
                }
                if (0 == i % kCheckPeriod) {
                    for (int r = 0; r < instanceRecs.count(); ++r) {
                        Rec& rec = instanceRecs[r];
                        REPORTER_ASSERT(reporter, rec.fInstance->checkValues(rec.fValue));
                    }
                }
            }
            for (int i = 0; i < instanceRecs.count(); ++i) {
                Rec& rec = instanceRecs[i];
                REPORTER_ASSERT(reporter, rec.fInstance->checkValues(rec.fValue));
                delete rec.fInstance;
            }
#ifdef SK_ENABLE_INST_COUNT
            REPORTER_ASSERT(reporter, !A::GetInstanceCount());
#endif
        }
    }
}
开发者ID:deepinit-arek,项目名称:skia,代码行数:56,代码来源:GrMemoryPoolTest.cpp


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