//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//
// Copyright (c) Lawrence Livermore National Security, LLC and other Ascent
// Project developers. See top-level LICENSE AND COPYRIGHT files for dates and
// other details. No copyright assignment is required to contribute to Ascent.
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~//

//-----------------------------------------------------------------------------
///
/// file: ascent_scene_example3.cpp
///
//-----------------------------------------------------------------------------

#include <iostream>
#include "ascent.hpp"
#include "conduit_blueprint.hpp"

#include "ascent_tutorial_cpp_utils.hpp"

using namespace ascent;
using namespace conduit;

int main(int argc, char **argv)
{
    Node mesh;
    // (call helper to create example tet mesh as in blueprint example 2)
    tutorial_tets_example(mesh);

    // Use Ascent to render with views with different camera parameters

    Ascent a;

    // open ascent
    a.open();

    // publish mesh to ascent
    a.publish(mesh);

    // setup actions
    Node actions;
    Node &add_act = actions.append();
    add_act["action"] = "add_scenes";

    // declare a scene to render the dataset
    Node &scenes = add_act["scenes"];

    //
    // You can define renders to control the parameters of a single output image.
    // Scenes support multiple renders.
    //
    // See the Renders docs for more details:
    // https://ascent.readthedocs.io/en/latest/Actions/Scenes.html#renders-optional
    //

    // setup our scene (s1) with two renders (r1 and r2)
    scenes["s1/plots/p1/type"] = "pseudocolor";
    scenes["s1/plots/p1/field"] = "var1";

    // render a view (r1) with a slight adjustment to camera azimuth
    scenes["s1/renders/r1/image_name"] = "out_scene_ex3_view1";
    scenes["s1/renders/r1/camera/azimuth"] = 10.0;

    // render a view (r2) that zooms in from the default camera
    scenes["s1/renders/r2/image_name"] = "out_scene_ex3_view2";
    scenes["s1/renders/r2/camera/zoom"] = 3.0;

    // print our full actions tree
    std::cout << actions.to_yaml() << std::endl;

    // execute the actions
    a.execute(actions);

    a.close();
}