haptic.hpp

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#pragma once
#include <cstdint>
#include <glm/glm.hpp>
#include <memory>
#include <toast/assets/curve.hpp>
#include <toast/assets/data.hpp>
 
namespace assets {
 
enum class HapticMode : uint8_t {
  standard,
  curve,
  adaptive_trigger,    // TODO: implement this
  audio_haptic,        // TODO: implement this
};
 
enum class HapticChannels : uint8_t {
  single,
  dual,
};

class TOAST_API Haptic : public Data {
public:
  explicit Haptic(const toml::table& table, Handle<Schema> schema = {});
 
  [[nodiscard]]
  auto type() const -> std::string_view override {
    return "haptic";
  }
 
  [[nodiscard]]
  auto mode() const noexcept -> HapticMode {
    return m_mode;
  }
 
  [[nodiscard]]
  auto priority() const noexcept -> int {
    return m_priority;
  }
 
  [[nodiscard]]
  auto durationMs() const noexcept -> uint32_t {
    return m_duration_ms;
  }

  [[nodiscard]]
  auto sample(float t) const -> glm::vec2;
 
protected:
  void onReloaded() override;
 
private:
  void readFields();
 
  HapticMode m_mode = HapticMode::standard;
  int m_priority = 0;
  uint32_t m_duration_ms = 0;
 
  // standard mode
  float m_left = 0.0f;
  float m_right = 0.0f;
 
  // curve mode
  HapticChannels m_channels = HapticChannels::single;
  float m_pan = 0.0f;
  float m_multiplier = 1.0f;
  std::unique_ptr<Curve> m_curve;          
  std::unique_ptr<Curve> m_curve_right;    
};
 
}