1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
/*
* 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.
*/
/** \file
* \ingroup balembic
*/
#include "abc_writer_camera.h"
#include "abc_writer_transform.h"
extern "C" {
#include "DNA_camera_types.h"
#include "DNA_object_types.h"
}
using Alembic::AbcGeom::OCamera;
using Alembic::AbcGeom::OFloatProperty;
AbcCameraWriter::AbcCameraWriter(Object *ob,
AbcTransformWriter *parent,
uint32_t time_sampling,
ExportSettings &settings)
: AbcObjectWriter(ob, time_sampling, settings, parent)
{
OCamera camera(parent->alembicXform(), m_name, m_time_sampling);
m_camera_schema = camera.getSchema();
m_custom_data_container = m_camera_schema.getUserProperties();
m_stereo_distance = OFloatProperty(m_custom_data_container, "stereoDistance", m_time_sampling);
m_eye_separation = OFloatProperty(m_custom_data_container, "eyeSeparation", m_time_sampling);
}
void AbcCameraWriter::do_write()
{
Camera *cam = static_cast<Camera *>(m_object->data);
m_stereo_distance.set(cam->stereo.convergence_distance);
m_eye_separation.set(cam->stereo.interocular_distance);
const double apperture_x = cam->sensor_x / 10.0;
const double apperture_y = cam->sensor_y / 10.0;
const double film_aspect = apperture_x / apperture_y;
m_camera_sample.setFocalLength(cam->lens);
m_camera_sample.setHorizontalAperture(apperture_x);
m_camera_sample.setVerticalAperture(apperture_y);
m_camera_sample.setHorizontalFilmOffset(apperture_x * cam->shiftx);
m_camera_sample.setVerticalFilmOffset(apperture_y * cam->shifty * film_aspect);
m_camera_sample.setNearClippingPlane(cam->clip_start);
m_camera_sample.setFarClippingPlane(cam->clip_end);
if (cam->dof.focus_object) {
Imath::V3f v(m_object->loc[0] - cam->dof.focus_object->loc[0],
m_object->loc[1] - cam->dof.focus_object->loc[1],
m_object->loc[2] - cam->dof.focus_object->loc[2]);
m_camera_sample.setFocusDistance(v.length());
}
else {
m_camera_sample.setFocusDistance(cam->dof.focus_distance);
}
/* Blender camera does not have an fstop param, so try to find a custom prop
* instead. */
m_camera_sample.setFStop(cam->dof.aperture_fstop);
m_camera_sample.setLensSqueezeRatio(1.0);
m_camera_schema.set(m_camera_sample);
}
|