source: experiments/frams/foraminifera/data/scripts/foraminifera.inc @ 418

//size versus energy
//real proportions

// -------------------------------- step begin --------------------------------

function reproduce_haploid(parent, parent2)
{
        var number = parent.user2["Va"] / ExpParams.ofnumd + parent2.user2["Va"] / ExpParams.ofnumd;

        for (var j = 0; j < number; j++)
        {
                createOffspring(ExpParams.gend, ExpParams.ofnumd, [parent.user1, parent2.user1], {"Va" : ExpParams.ofnumd, "gen" : 1 , "growth_step" : ExpParams.growth_step, "rsize": ExpParams.rads[1], "vinit": ExpParams.ofnumd}); //TODO genes from both generations in user1
        }
}

function reproduce_diploid(parent)
{
        var number = parent.user2["Va"] / ExpParams.ofnumh;
        for (var j = 0; j < number / 2; j++)
        {
                var crossed = 0;
                //crossover
                if (Math.rnd01 < ExpParams.crossprob)
                {
                        crossover(parent, "vamin");
                        crossed = 1;
                }

                for (var k = 0; k < 2; k++)
                {
                        createOffspring(ExpParams.genh, ExpParams.ofnumh, {"vamin" : ExpParams.v_min_h, "amin": ExpParams.age_min_h}, {"Va" : ExpParams.ofnumh, "gen" : 0 , "growth_step" : ExpParams.growth_step, "rsize" : ExpParams.rads[0], "vinit": ExpParams.ofnumh});
                }

                //reverse of crossover for fossilization
                if (crossed == 1)
                {
                        crossover(parent, "vamin");
                        crossed = 0;
                }
                        
        }
}

function crossover(parent, gene)
{
        var tmp = parent.user1[0][gene];
        parent.user1[0][gene] = parent.user1[1][gene];
        parent.user1[1][gene] = tmp;
}


function createOffspring(geno, energy, new_user1, new_user2)
{
        var cr = Populations[0].add(geno);
        cr.energy0 = energy;
        cr.energy = cr.energy0;
        setGenotype(cr, new_user1, new_user2);
        placeRandomlyNotColliding(cr);
}

function onStep()
{
        var haploids = 0;
        var diploids = 0;
        var e_inc_h = 0.0;
        var e_inc_d = 0.0;
        var e_nut = 0.0;
        var size_h = 0.0;
        var size_d = 0.0;
        var vmin_h = 0.0;
        var vmin_d = 0.0;

        for (var i = 0; i < Populations[0].size; i++)
        {
                var cr = Populations[0].get(i);
                if (cr.user2["gen"] == 0)
                {
                        haploids += 1;
                        e_inc_h += cr.energy;
                        size_h += ExpParams.rads[0]; //TODO change of size dependent on gene
                        vmin_h += cr.user1["vamin"];
                }
                else if (cr.user2["gen"] == 1)
                {
                        diploids += 1;
                        e_inc_d += cr.energy;
                        size_d += ExpParams.rads[1]; //TODO change of size dependent on gene
                        vmin_d += cr.user1[0]["vamin"];
                }
        }

        for (var i = 0; i < Populations[1].size; i++)
        {
                var cr = Populations[1].get(i);
                e_nut += cr.energy;
        }

        if (haploids < 2 && diploids == 0)
        {
                Simulator.print("no more creatures, stopped.");
                Simulator.stop();
        }

        var l1 = [haploids, diploids, Populations[1].size];
        var l2 = [e_inc_h, e_inc_d, e_nut];
        var dp = diploids;
        var hp = haploids;
        if (dp == 0) dp = 0.000001;
        if (hp == 0) hp = 0.000001;
        var l3 = [size_h / hp, vmin_h / hp, size_d / dp, vmin_d / dp];

        if (ExpParams.logging == 1)
        {
                log(l1, "log.txt");
                log(l2, "log2.txt");
                log(l3, "log3.txt");
        }
        //food growth ---------------------------------------------
        foodenergywaiting = foodenergywaiting + ExpParams.feedrate;
        if (foodenergywaiting > ExpParams.feede0)
        {
                for (var i = 0; i < ExpParams.foodPop; i++)
                {
                        addfood();
                }

                foodenergywaiting = 0.0;
                Simulator.checkpoint();
        }

        //reproduction --------------------------------------------
        reprocounter += 1;
        if (reprocounter > ExpParams.repro_time)
        {
                reprocounter = 0;
                var parent1 = null;
                var parent2 = null;
                var pop = Populations[0];
                for (var i = pop.size-1; i >= 0; i--)
                {
                        if (pop[i].signals.size > 0) 
                        { 
                                if (pop[i].user2["gen"]==1)
                                {
                                        reproduce_diploid(pop[i]);
                                        pop.kill(i);
                                }
                                else if (parent1 == null)
                                {
                                        parent1 = pop[i];
                                }
                                else if (parent2 == null)
                                {
                                        parent2 = pop[i];
                                }  
                                else
                                {
                                        reproduce_haploid(parent1, parent2);
                                        pop.kill(parent1);
                                        pop.kill(parent2);
                                        parent1 = null;
                                        parent2 = null;
                                }
                
                        } 
                }
        }

        //check for death -----------------------------------------------
        if (Populations[0].size == 0)
        {
                if (ExpParams.autorestart)
                {
                        Simulator.print("no more creatures, restarting...");
                        onExpInit();
                }
                else
                {
                        Simulator.print("no more creatures, stopped.");
                        Simulator.stop();
                }
        }
}

// -------------------------------- step end --------------------------------