ObjRenderer.hh

 
#ifndef GRAMODS_GRAPHICS_OBJRENDERER
#define GRAMODS_GRAPHICS_OBJRENDERER
 
#include <gmGraphics/Renderer.hh>
#include <gmGraphics/ImageTexture.hh>
 
#include <gmCore/io_eigen.hh>
#include <gmCore/OFactory.hh>
 
BEGIN_NAMESPACE_GMGRAPHICS;
 
class ObjRenderer
  : public Renderer {
 
public:
  struct Material {
 
    // Ambient color component. Default (0.0, 0.0, 0.0)
    Eigen::Vector3f color_ambient;
    // Diffuse color component. Default (0.8, 0.8, 0.8)
    Eigen::Vector3f color_diffuse;
    // Specular color component. Default (0.0, 0.0, 0.0)
    Eigen::Vector3f color_specular;
    // Emissive color component. Default (0.0, 0.0, 0.0)
    Eigen::Vector3f color_emissive;
 
    float shininess;
 
    float dissolve;
 
    // Ambient texture
    std::shared_ptr<gmGraphics::ImageTexture> texture_ambient = 0;
    // Diffuse texture
    std::shared_ptr<gmGraphics::ImageTexture> texture_diffuse = 0;
    // Specular texture
    std::shared_ptr<gmGraphics::ImageTexture> texture_specular = 0;
    // Emissive texture
    std::shared_ptr<gmGraphics::ImageTexture> texture_emissive = 0;
    // Alpha texture (map_d)
    std::shared_ptr<gmGraphics::ImageTexture> texture_alpha = 0;
  };
 
  ObjRenderer();
  ~ObjRenderer();
 
  void initialize() override;
 
  void render(const Camera &camera, const Eigen::Affine3f &Mm) override;
 
  void getNearFar(const Camera &camera,
                  const Eigen::Affine3f &Mm,
                  float &near,
                  float &far) override;
 
  void setFile(std::filesystem::path file);
 
  void setRecenter(bool on);
 
  void setMipmaps(bool on);
 
  std::vector<Material> getMaterials() const;
 
  void setMaterials(const std::vector<Material> &materials);
 
  std::vector<float> getIntersections(const IntersectionLine &line) override;
 
  GM_OFI_DECLARE;
 
private:
 
  struct Impl;
  std::unique_ptr<Impl> _impl;
 
};
 
END_NAMESPACE_GMGRAPHICS;
 
#endif