Method reset

libraries/lib-engine/src/scene.cpp:238–301

}

void scene::reset(int2 default_renderer_resolution, bool create_default_entities)
{
    // Clear existing scene graph objects first
    graph.clear();

    graph.set_scene(this);  // Ensure graph has scene pointer

    // Create renderer with the specified resolution (requires GL context to be current)
    renderer_settings render_settings;
    render_settings.renderSize = default_renderer_resolution;
    renderer.reset(new pbr_renderer(render_settings));

    // Create collision system
    the_collision_system.reset(new collision_system(graph));

    // Create a material mat_library
    mat_library.reset(new polymer::material_library());

    // Resolving assets is the last thing we should do
    resolver.reset(new polymer::asset_resolver(this, mat_library.get()));

    if (create_default_entities)
    {
        // Create procedural skybox entity
        {
            base_object skybox_obj("procedural-skybox");
            skybox_obj.add_component(transform_component());
            skybox_obj.add_component(the_procedural_skybox);
            instantiate(std::move(skybox_obj));
        }

        // Create IBL cubemap entity
        {
            base_object ibl_obj("ibl-cubemap");
            ibl_obj.add_component(transform_component());
            ibl_obj.add_component(the_cubemap);
            instantiate(std::move(ibl_obj));
        }

        // Create sun directional light entity
        {
            base_object sun_obj("sun-light");
            sun_obj.add_component(transform_component());
            directional_light_component sun_light;
            sun_light.data.direction = float3(0, -1, 0);
            sun_light.data.color = float3(1, 1, 1);
            sun_light.data.amount = 1.0f;
            sun_obj.add_component(sun_light);
            base_object & created_sun = instantiate(std::move(sun_obj));

            // Link the sun to the skybox
            for (auto & [e, obj] : graph.graph_objects)
            {
                if (auto * skybox = obj.get_component<procedural_skybox_component>())
                {
                    skybox->sun_directional_light = created_sun.get_entity();
                    break;
                }