acquire()

std::shared_ptr< Core::VKImage > MayaFlux::Portal::Graphics::ImageCacheSet::acquire	(	TextureLoom &	loom,
		const ImageKey &	key
	)

Definition at line 517 of file TextureLoom.cpp.

{
    if (m_last_entry && m_last_key == key)
        return m_last_entry->cache.image;
 
    auto found = m_entries.find(key);
    if (found != m_entries.end()) {
        m_last_key = key;
        m_last_entry = &found->second;
        return found->second.cache.image;
    }
 
    ImageCacheEntry cache;
    auto image = loom.acquire_cached_image(cache, key);
    if (!image)
        return nullptr;
 
    m_last_key.reset();
    m_last_entry = nullptr;
 
    auto [added, inserted] = m_entries.emplace(key, Entry { .cache = std::move(cache) });
    if (!inserted)
        return added->second.cache.image;
 
    m_cached_bytes += image->get_size_bytes();
    if (!m_budget_warned && m_cached_bytes > m_byte_budget) {
        m_budget_warned = true;
        MF_WARN(Journal::Component::Portal, Journal::Context::ImageProcessing,
            "Image cache holds {} bytes, exceeding its {}-byte warning threshold",
            m_cached_bytes, m_byte_budget);
    }
 
    m_last_key = key;
    m_last_entry = &added->second;
    return image;
}

References MayaFlux::Portal::Graphics::TextureLoom::acquire_cached_image(), MayaFlux::Portal::Graphics::ImageCacheSet::Entry::cache, image, MayaFlux::Portal::Graphics::ImageCacheEntry::image, MayaFlux::Journal::ImageProcessing, m_budget_warned, m_byte_budget, m_cached_bytes, m_entries, m_last_entry, m_last_key, MF_WARN, and MayaFlux::Journal::Portal.

Referenced by MayaFlux::Yantra::TextureExecutionContext::acquire_output_image().

Here is the call graph for this function:

Here is the caller graph for this function: