Minimal_example.jl

#setup GPUArrays and CUDA backend

using CUDAnative
using GPUArrays
CUBackend.init()

const absMax = 5

struct Individual
    chromosome::Vector{Float32}
    fitness::Float32
    function Individual(size::Int, fitness)
        chromosome = rand(size) * absMax*2 - absMax
        return new(chromosome, fitness(new(chromosome,0)))
    end

    Individual(data, fitness) = new(data, fitness)
end

function sphereFitness(input::Individual)
    total = 0.0f0
    for gene in input.chromosome
        total += gene*gene
    end
    return total
end


GPUArray([Individual(10, sphereFitness) for i = 1:10])