Function ScopeBegin

engine/profiler/src/basic/profiler_basic.cpp:651–683

}

static ProfileResult ScopeBegin(void* ctx, const char* name, uint64_t name_hash)
{
    (void)ctx;
    CHECK_INITIALIZED_RETVAL(PROFILE_RESULT_NOT_INITIALIZED);
    DM_MUTEX_SCOPED_LOCK(g_Lock);

    ThreadData* td = GetOrCreateThreadData(g_ProfileContext, GetThreadId());
    if (td->m_OverflowDepth != 0)
    {
        td->m_OverflowDepth++;
        return PROFILE_RESULT_OUT_OF_SAMPLES;
    }

    uint64_t tstart = dmTime::GetMonotonicTime();
    uint32_t sample_name_hash = GetOrCacheNameHash(name, (uint32_t*)&name_hash);
    Sample* sample = AllocateSample(td, sample_name_hash); // Adds it to the thread data
    if (!sample)
    {
        // Once the sample pool is exhausted we skip nested scopes until the stack is balanced
        // again, instead of linking a shared sentinel node into the sample tree.
        td->m_OverflowDepth = 1;
        return PROFILE_RESULT_OUT_OF_SAMPLES;
    }

    InternalizeName(name, &sample_name_hash);

    if (sample->m_CallCount > 1) // we want to preserve the real start of this sample
        sample->m_TempStart = tstart;
    else
        sample->m_Start = tstart;

    return PROFILE_RESULT_OK;
}

static ProfileResult ScopeEnd(void* ctx, const char* name, uint64_t name_hash)
{