Method saveVideoFrameSync

src/imageWriter.cpp:169–196

Synchronous version, always returns true

// Synchronous version, always returns true
bool ImageWriter::saveVideoFrameSync(unsigned simStep, unsigned generation)
{
    // We cache a local copy of data from params, grid, and peeps because
    // those objects will change by the main thread at the same time our
    // saveFrameThread() is using it to output a video frame.
    data.simStep = simStep;
    data.generation = generation;
    data.indivLocs.clear();
    data.indivColors.clear();
    data.barrierLocs.clear();
    data.signalLayers.clear();
    //todo!!!
    for (uint16_t index = 1; index <= p.population; ++index) {
        const Indiv &indiv = peeps[index];
        if (indiv.alive) {
            data.indivLocs.push_back(indiv.loc);
            data.indivColors.push_back(makeGeneticColor(indiv.genome));
        }
    }

    auto const &barrierLocs = grid.getBarrierLocations();
    for (Coord loc : barrierLocs) {
        data.barrierLocs.push_back(loc);
    }

    saveOneFrameImmed(data);
    return true;
}


// ToDo: put save_video() in its own thread