Method alloc

nvbio/basic/vector_array.h:122–135

    ///
    NVBIO_FORCEINLINE NVBIO_HOST_DEVICE
    T* alloc(const uint32 index, const uint32 size)
    {
        const uint32 slot = atomic_add( m_pool, size );
        if (slot + size >= m_size)
        {
            // mark an out-of-bounds allocation
            m_index[index] = m_size;
            m_sizes[index] = 0u;
            return NULL;
        }
        m_index[index] = slot;
        m_sizes[index] = size;
        return m_arena + slot;
    }

    /// return the vector corresponding to the given index
    ///