reflection_probe.hpp

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#pragma once
#include "node_3d.hpp"
 
#include <algorithm>
#include <toast/export.hpp>
 
namespace toast {

class [[ToastNode, Icon("Eclipse")]] TOAST_API ReflectionProbe : public Node3D {
public:
  ReflectionProbe() = default;
  ~ReflectionProbe() override = default;

  [[nodiscard]]
  auto influenceRadius() const noexcept -> float {
    return m_influence_radius;
  }

  [[nodiscard]]
  auto boxExtents() const noexcept -> const glm::vec3& {
    return m_box_extents;
  }
 
  [[nodiscard]]
  auto intensity() const noexcept -> float {
    return m_intensity;
  }
 
  [[nodiscard]]
  auto usesBoxProjection() const noexcept -> bool {
    return m_box_projection;
  }

  [[nodiscard]]
  auto resolution() const noexcept -> uint32_t {
    return static_cast<uint32_t>(std::clamp(m_resolution, 32, 512));
  }

  [[nodiscard]]
  auto isPrebaked() const noexcept -> bool {
    return m_prebaked;
  }
 
private:
  void init();
  void end();
  void destroy();

  [[Reflect, Name("Influence Radius"), Unit("m"), Range(0.1, 500.0)]]
  float m_influence_radius = 10.0f;

  [[Reflect, Name("Box Extents"), Unit("m"), Group("Projection")]] alignas(16) glm::vec3 m_box_extents = glm::vec3(5.0f);

  [[Reflect, Name("Box Projection"), Group("Projection")]]
  bool m_box_projection = true;
 
  [[Reflect, Name("Intensity"), Range(0.0, 8.0)]]
  float m_intensity = 1.0f;

  [[Reflect, Name("Resolution"), Range(32.0, 512.0), Group("Capture")]]
  int m_resolution = 128;

  [[Reflect, Name("Prebaked"), Group("Capture")]]
  bool m_prebaked = false;
 
  bool m_registered_proxy = false;
};
 
}