cpp-game-engine/engine/src/scene.cpp

//
//  scene.cpp
//  engine
//
//  Created by Sam Jaffe on 9/2/16.
//

#include "game/engine/scene.hpp"

#include "game/engine/entity.hpp"
#include "game/engine/events.hpp"
#include "game/engine/game_dispatch.hpp"
#include "game/graphics/renderer.hpp"
#include "game/math/common.hpp"

using namespace engine;

scene::~scene() {}

void scene::update(float delta) {
  for (auto & ent : entities) {
    ent.update(delta);
  }
  for (auto & pair : colliders) {
    auto & collidable = collidables[pair.first];
    for (auto & ent : pair.second) {
      for (auto & hit : collidable) {
        if (math::intersects(ent->render_info().points,
                             hit->render_info().points)) {
          ent->collide(*hit);
        }
      }
    }
  }
}

void scene::render() {
  for (auto & ent : entities) {
    renderer->draw(ent.render_info());
  }
}

void scene::handle_key_event(event::key_event evt) {
  if (evt.type & event::PRESSED_MASK && evt.key == keys::QUIT) {
    dispatch_.lock()->quit();
  }
}

void scene::handle_mouse_event(event::mouse_event evt) {}

math::vec2 scene::size() const { return local_scene_dimension_; }

key_binding const & scene::keys() const { return keys_; }