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/*
* Copyright 2011, Blender Foundation.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef __CAMERA_H__
#define __CAMERA_H__
#include "kernel_types.h"
#include "util_boundbox.h"
#include "util_transform.h"
#include "util_types.h"
CCL_NAMESPACE_BEGIN
class Device;
class DeviceScene;
class Scene;
/* Camera
*
* The camera parameters are quite standard, tested to be both compatible with
* Renderman, and Blender after remapping. */
class Camera {
public:
/* motion blur */
float shuttertime;
/* depth of field */
float focaldistance;
float aperturesize;
uint blades;
float bladesrotation;
/* type */
CameraType type;
float fov;
/* panorama */
PanoramaType panorama_type;
float fisheye_fov;
float fisheye_lens;
/* sensor */
float sensorwidth;
float sensorheight;
/* clipping */
float nearclip;
float farclip;
/* screen */
int width, height;
BoundBox2D viewplane;
/* border */
BoundBox2D border;
/* transformation */
Transform matrix;
/* motion */
MotionTransform motion;
bool use_motion;
/* computed camera parameters */
Transform screentoworld;
Transform rastertoworld;
Transform ndctoworld;
Transform rastertocamera;
Transform cameratoworld;
Transform worldtoraster;
float3 dx;
float3 dy;
/* update */
bool need_update;
bool need_device_update;
int previous_need_motion;
/* functions */
Camera();
~Camera();
void update();
void device_update(Device *device, DeviceScene *dscene, Scene *scene);
void device_free(Device *device, DeviceScene *dscene);
bool modified(const Camera& cam);
bool motion_modified(const Camera& cam);
void tag_update();
};
CCL_NAMESPACE_END
#endif /* __CAMERA_H__ */
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