RaytraceBrdfExplicitMaterial.h

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/*
Copyright 2007-2025. Algoryx Simulation AB.
 
All AGX source code, intellectual property, documentation, sample code,
tutorials, scene files and technical white papers, are copyrighted, proprietary
and confidential material of Algoryx Simulation AB. You may not download, read,
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material unless having a written signed agreement with Algoryx Simulation AB, or having been
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valid commercial license from Algoryx Simulation AB.
 
Algoryx Simulation AB disclaims all responsibilities for loss or damage caused
from using this software, unless otherwise stated in written agreements with
Algoryx Simulation AB.
*/
 
#pragma once
#include <agxSensor/RaytraceSurfaceMaterial.h>
 
namespace agxSensor
{
  class AGXSENSOR_EXPORT RtBrdfExplicitMaterial : public RtSurfaceMaterial
  {
  public:
    static constexpr RtMaterialHandle::Type Type = RtMaterialHandle::Type::OPAQUE_BRDF_EXPLICIT;
 
  public:
    static RtBrdfExplicitMaterial create();
 
    static RtBrdfExplicitMaterial get( const agxCollide::Shape* shape );
 
    static RtBrdfExplicitMaterial get( const agxCollide::Geometry* geometry );
 
    static RtBrdfExplicitMaterial get( const agx::RigidBody* rb );
 
    static RtBrdfExplicitMaterial get( const agxSDK::LinkedStructure* linkedStructure );
 
    static RtBrdfExplicitMaterial get( const agxWire::Wire* wire );
 
    static RtBrdfExplicitMaterial get( const agxTerrain::Terrain* terrain );
 
    static RtBrdfExplicitMaterial get( const agxTerrain::TerrainPager* terrainPager );
 
  public:
    RtBrdfExplicitMaterial( RtMaterialInstance instance );
 
    size_t getResolutionThetaLight() const;
 
    size_t getResolutionPhiLight() const;
 
    size_t getResolutionThetaView() const;
 
    size_t getResolutionPhiView() const;
 
    std::vector<float> getSamples() const;
 
    bool reshape( size_t resolutionThetaLight, size_t resolutionPhiLight, 
                  size_t resolutionThetaView, size_t resolutionPhiView );
 
    RtBrdfExplicitMaterial setSamples( size_t resolutionThetaLight, size_t resolutionPhiLight,
                                       size_t resolutionThetaView, size_t resolutionPhiView, 
                                       const std::vector<float>& samples );
 
    bool setSamplesFromImageFile( const agx::String& filename, size_t resolutionThetaLight,
                                  size_t resolutionPhiLight, size_t resolutionThetaView, 
                                  size_t resolutionPhiView );
 
  public:
    void store( agxStream::OutputArchive& out ) const;
    void restore( agxStream::InputArchive& in );
 
  private:
    using RtSurfaceMaterial::RtSurfaceMaterial;
  };
}