//
// Created by martin on 12.11.21.
//

#ifndef ANIMTESTBED_ANIMSAMPLERNODE_H
#define ANIMTESTBED_ANIMSAMPLERNODE_H

#include "AnimNode.h"

struct AnimSamplerNode : public AnimNode {
  AnimSamplerNode(AnimationController* animation_controller)
      : AnimNode(animation_controller),
        m_time_scale(1.f),
        m_anim_ratio(0.f),
        m_override_ratio(false){};
  virtual ~AnimSamplerNode() {}

  ozz::animation::Animation* m_animation;

  float m_time_scale;
  float m_anim_ratio;
  bool m_override_ratio;

  ozz::animation::SamplingCache m_sampling_cache;

  void SetAnimation(ozz::animation::Animation* animation);

  virtual void Update(float dt) override {
    m_current_time += dt * m_time_scale;
    if (!m_override_ratio) {
      const float duration = m_animation->duration();
      m_anim_ratio = fmodf((float)m_current_time / duration, 1.0f);
    }
  }
  virtual void Evaluate(
      ozz::vector<ozz::math::SoaTransform>* local_matrices) override;

  virtual void DrawDebugUi();
};

#endif  //ANIMTESTBED_ANIMSAMPLERNODE_H