Method init_biomes

plugins/3dveins.cpp:568–631

 */

bool VeinGenerator::init_biomes()
{
    auto &mats = df::inorganic_raw::get_vector();
    materials.resize(world->raws.inorganics.all.size());

    for (size_t i = 0; i < mats.size(); i++)
    {
        materials[i].can_support_aquifer = mats[i]->flags.is_set(inorganic_flags::AQUIFER);

        // Be silent about slade veins, which can happen below hell
        if (mats[i]->flags.is_set(inorganic_flags::DEEP_SURFACE))
            materials[i].valid_type[0] = -2;
    }

    biome_by_idx.resize(map.getBiomeCount());

    size = df::coord2d(map.maxBlockX()+1, map.maxBlockY()+1);
    base = df::coord2d(world->map.region_x*3, world->map.region_y*3);

    for (size_t i = 0; i < biome_by_idx.size(); i++)
    {
        const BiomeInfo &info = map.getBiomeByIndex(i);

        if (info.geo_index < 0 || !info.geobiome)
        {
            WARN(process, out).print("Biome {} is not defined.\n", i);
            return false;
        }

        GeoBiome *&biome = biomes[info.geo_index];
        if (!biome)
        {
            biome = new GeoBiome(info, base, size);

            if (!biome->init_layers())
                return false;

            // Mark valid vein types
            auto &layers = info.geobiome->layers;

            for (size_t i = 0; i < layers.size(); i++)
            {
                auto layer = layers[i];

                for (size_t j = 0; j < layer->vein_mat.size(); j++)
                {
                    if (unsigned(layer->vein_mat[j]) >= materials.size() ||
                        unsigned(layer->vein_type[j]) >= NUM_INCLUSIONS)
                        continue;

                    auto &minfo = materials[layer->vein_mat[j]];
                    int type = layer->vein_type[j];
                    minfo.valid_type[type] = type;
                    if (minfo.default_type < 0 || type == inclusion_type::CLUSTER)
                        minfo.default_type = type;
                }
            }
        }