create_volume_grid_buffer()

std::shared_ptr< Buffers::VolumeGridBuffer > MayaFlux::IO::Detail::create_volume_grid_buffer	(	const std::shared_ptr< Buffers::BufferManager > &	buffer_manager,
		const Kakshya::VolumeData &	volume_data
	)

Definition at line 131 of file IOTransitions.cpp.

{
    std::vector<Buffers::VolumeGridBuffer::FieldDecl> decls;
    decls.reserve(volume_data.fields.size());
    for (const auto& field : volume_data.fields) {
        decls.push_back({
            .name = field.name,
            .stride_bytes = field.is_vector() ? sizeof(glm::vec4) : sizeof(float),
            .double_buffered = true,
            .semantics = field.semantics,
        });
    }
 
    auto buffer = buffer_manager->create_graphics_buffer<Buffers::VolumeGridBuffer>(
        Buffers::ProcessingToken::GRAPHICS_BACKEND,
        volume_data.lattice, decls);
 
    if (!buffer)
        return nullptr;
 
    if (!IO::upload_volume(volume_data, buffer))
        return nullptr;
 
    return buffer;
}

References buffer, MayaFlux::Kakshya::VolumeData::fields, MayaFlux::Buffers::GRAPHICS_BACKEND, MayaFlux::Kakshya::VolumeData::lattice, and MayaFlux::IO::upload_volume().

Referenced by MayaFlux::IO::IOManager::load_volume().

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