clipped_view.h

#pragma once
 
#include <cgv/render/view.h>
#include <cgv/media/axis_aligned_box.h>
 
#include "lib_begin.h"
 
namespace cgv {
    namespace render {
 
class CGV_API clipped_view : public view
{
protected:
    double z_near;
    double z_far;
    dbox3 scene_extent;
public:
    clipped_view();
    void compute_clipping_planes(double& z_near_derived, double& z_far_derived, bool clip_relative_to_extent = false) const;
    void compute_clipping_planes(const view& view, double& z_near_derived, double& z_far_derived, bool clip_relative_to_extent = false) const;
    void compute_clipping_planes(const dvec3& eye, const dvec3& view_dir, double& z_near_derived, double& z_far_derived, bool clip_relative_to_extent = false) const;
 
    double get_z_near() const;
    double& ref_z_near() { return z_near; }
    virtual void set_z_near(double z);
    double get_z_far() const;
    double& ref_z_far() { return z_far; }
    virtual void set_z_far(double z);
    static double get_z_D(double z_eye, double z_near, double z_far);
    virtual void set_scene_extent(const dbox3& _box);
    dbox3 get_scene_extent() const;
    virtual void set_default_view();
};
 
    }
}
 
#include <cgv/config/lib_end.h>