/* SPDX-FileCopyrightText: 2013 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */

/** \file
 * \ingroup depsgraph
 */

#include "intern/builder/deg_builder_relations.h"

#include "DNA_node_types.h"
#include "DNA_scene_types.h"

#include "BKE_compositor.hh"

#include "BLI_listbase.h"

namespace blender::deg {

void DepsgraphRelationBuilder::build_scene_render(Scene *scene, ViewLayer *view_layer)
{
  scene_ = scene;
  const bool build_compositor = (scene->r.scemode & R_DOCOMP);
  const bool build_sequencer = (scene->r.scemode & R_DOSEQ);
  build_scene_parameters(scene);
  build_animdata(&scene->id);
  build_scene_audio(scene);
  if (build_compositor) {
    build_scene_compositor(scene);
  }
  if (build_sequencer) {
    build_scene_sequencer(scene);
    build_scene_speakers(scene, view_layer);
  }
  build_scene_camera(scene);
}

void DepsgraphRelationBuilder::build_scene_camera(Scene *scene)
{
  if (scene->camera != nullptr) {
    build_object(scene->camera);
  }
  for (TimeMarker &marker : scene->markers) {
    if (!ELEM(marker.camera, nullptr, scene->camera)) {
      build_object(marker.camera);
    }
  }
}

void DepsgraphRelationBuilder::build_scene_parameters(Scene *scene)
{
  if (built_map_.check_is_built_and_tag(scene, BuilderMap::TAG_PARAMETERS)) {
    return;
  }

  /* TODO(sergey): Trace as a scene parameters. */

  build_idproperties(scene->id.properties);
  build_idproperties(scene->id.system_properties);
  build_parameters(&scene->id);
  OperationKey parameters_eval_key(
      &scene->id, NodeType::PARAMETERS, OperationCode::PARAMETERS_EXIT);
  ComponentKey scene_eval_key(&scene->id, NodeType::SCENE);
  add_relation(parameters_eval_key, scene_eval_key, "Parameters -> Scene Eval");

  for (TimeMarker &marker : scene->markers) {
    build_idproperties(marker.prop);
  }
}

void DepsgraphRelationBuilder::build_scene_compositor(Scene *scene)
{
  if (built_map_.check_is_built_and_tag(scene, BuilderMap::TAG_SCENE_COMPOSITOR)) {
    return;
  }
  if (scene->compositing_node_group == nullptr) {
    return;
  }

  ComponentKey compositor_key(&scene->id, NodeType::COMPOSITOR);
  const OperationKey node_output_key(
      &scene->compositing_node_group->id, NodeType::NTREE_OUTPUT, OperationCode::NTREE_OUTPUT);
  this->add_relation(node_output_key, compositor_key, "NTree Output -> Compositor");

  /* TODO(sergey): Trace as a scene compositor. */
  build_nodetree(scene->compositing_node_group);

  DepsNodeHandle handle = this->create_node_handle(node_output_key);
  bke::compositor::add_depsgraph_relations(*scene,
                                           reinterpret_cast<blender::DepsNodeHandle *>(&handle));
}

}  // namespace blender::deg
