/* camera.h                                              -*-C++-*-
 *   by Will Wagner <wwagner@io.com>
 *   last updated 18 Aug 1997, 19:00:37 wwagner
 *
 * This file contains the camera class declaration for POVRay
 *
 * Changes
 *   11 Aug 1997
 *     - Added this comment block; minor changes.
 *
 * Things to do
 *
 */

#ifndef __INC_CAMERA_H__
#define __INC_CAMERA_H__

#include <g++/iostream.h>
#include "frame.h"
#include "matrix.h"
#include "texture.h"
#include "lexer.h"
#include "vector.h"

#define PERSPECTIVE_CAMERA      1
#define ORTHOGRAPHIC_CAMERA     2
#define FISHEYE_CAMERA          3
#define ULTRA_WIDE_ANGLE_CAMERA 4
#define OMNIMAX_CAMERA          5
#define PANORAMIC_CAMERA        6
#define CYL_1_CAMERA            7
#define CYL_2_CAMERA            8
#define CYL_3_CAMERA            9
#define CYL_4_CAMERA           10
#define TEST_CAMERA_1          11
#define TEST_CAMERA_2          12
#define TEST_CAMERA_3          13
#define TEST_CAMERA_4          14

class Camera
{
  private:
    pov_vector<DBL> location, direction, up, right, sky, look_at;
    DBL focal_distance, aperture, confidence, variance, angle;
    int blur_samples, type;
    TNormal *tnormal;

  public:
    Camera();
    Camera(const Camera&);
    ~Camera();

    int Parse(Tokenizer&);
    void Translate(const pov_vector<DBL>&);
    void Rotate(const pov_vector<DBL>&);
    void Scale(const pov_vector<DBL>&);
    void Transform(const pov_vector<DBL>&);
};

#endif /* __INC_CAMERA_H__ */