basic_projection_control.hpp

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#ifndef GUIK_BASIC_PROJECTION_CONTROL_HPP
#define GUIK_BASIC_PROJECTION_CONTROL_HPP
 
#include <guik/camera/projection_control.hpp>
 
namespace guik {
 
class BasicProjectionControl : public ProjectionControl {
public:
  EIGEN_MAKE_ALIGNED_OPERATOR_NEW
 
  BasicProjectionControl(const Eigen::Vector2i& size);
  ~BasicProjectionControl();
 
  virtual void set_size(const Eigen::Vector2i& size) override { this->size = size; }
 
  virtual void set_depth_range(const Eigen::Vector2f& range) override;
 
  void set_projection_mode(int mode);  // 0 = perspective, 1 = orthogonal
 
  void set_fovy(double fovy_deg);
 
  void set_ortho_width(double width);
 
  virtual Eigen::Matrix4f projection_matrix() const override;
 
  virtual void draw_ui() override;
 
  // io
  virtual std::string name() const override;
  virtual void load(std::istream& ist) override;
  virtual void save(std::ostream& ost) const override;
 
private:
  Eigen::Vector2i size;
 
  int projection_mode;
 
  float fovy;   // Perstictive projection FoV (vertical)
  float width;  // Orthogonal perojection width
  float near_;  // Near clipping plane distance (near, far are reserved in MSVC!!)
  float far_;   // Far clipping plane distance
};
 
}  // namespace guik
 
#endif