set_pixels() [3/3]

void MayaFlux::Kakshya::TextureContainer::set_pixels	(	std::span< const uint8_t >	data,
		uint32_t	layer = 0
	)

Replace the layer's pixel buffer with a byte source.

Valid only when the declared format is uint8-backed. Size must equal width * height * bytes_per_pixel.

Definition at line 554 of file TextureContainer.cpp.

{
    if (layer >= m_data.size()) {
        MF_ERROR(Journal::Component::Kakshya, Journal::Context::ContainerProcessing,
            "TextureContainer::set_pixels(u8) layer {} out of range", layer);
        return;
    }
    claim_cpu(layer);
    auto* buf = std::get_if<std::vector<uint8_t>>(&m_data[layer]);
    if (!buf) {
        MF_ERROR(Journal::Component::Kakshya, Journal::Context::ContainerProcessing,
            "TextureContainer::set_pixels(u8) called on non-uint8 format {}",
            static_cast<int>(m_format));
        return;
    }
    if (data.size() != buf->size()) {
        MF_ERROR(Journal::Component::Kakshya, Journal::Context::ContainerProcessing,
            "TextureContainer::set_pixels(u8) size mismatch: got {} expected {}",
            data.size(), buf->size());
        return;
    }
 
    Memory::SeqlockWriteGuard g(m_slot_locks[layer]);
    std::ranges::copy(data, buf->begin());
    m_normalised_dirty[layer].store(true, std::memory_order_release);
}

References claim_cpu(), MayaFlux::Journal::ContainerProcessing, MayaFlux::Journal::Kakshya, m_data, m_format, m_normalised_dirty, m_slot_locks, and MF_ERROR.

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