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Diffstat (limited to 'source/blender/alembic/intern/abc_reader_camera.cc')
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diff --git a/source/blender/alembic/intern/abc_reader_camera.cc b/source/blender/alembic/intern/abc_reader_camera.cc
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+/*
+ * 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_reader_camera.h"
+#include "abc_reader_transform.h"
+#include "abc_util.h"
+
+extern "C" {
+#include "DNA_camera_types.h"
+#include "DNA_object_types.h"
+
+#include "BKE_camera.h"
+#include "BKE_object.h"
+
+#include "BLI_math.h"
+}
+
+using Alembic::AbcGeom::CameraSample;
+using Alembic::AbcGeom::ICamera;
+using Alembic::AbcGeom::ICompoundProperty;
+using Alembic::AbcGeom::IFloatProperty;
+using Alembic::AbcGeom::ISampleSelector;
+using Alembic::AbcGeom::kWrapExisting;
+
+AbcCameraReader::AbcCameraReader(const Alembic::Abc::IObject &object, ImportSettings &settings)
+ : AbcObjectReader(object, settings)
+{
+ ICamera abc_cam(m_iobject, kWrapExisting);
+ m_schema = abc_cam.getSchema();
+
+ get_min_max_time(m_iobject, m_schema, m_min_time, m_max_time);
+}
+
+bool AbcCameraReader::valid() const
+{
+ return m_schema.valid();
+}
+
+bool AbcCameraReader::accepts_object_type(
+ const Alembic::AbcCoreAbstract::ObjectHeader &alembic_header,
+ const Object *const ob,
+ const char **err_str) const
+{
+ if (!Alembic::AbcGeom::ICamera::matches(alembic_header)) {
+ *err_str =
+ "Object type mismatch, Alembic object path pointed to Camera when importing, but not any "
+ "more.";
+ return false;
+ }
+
+ if (ob->type != OB_CAMERA) {
+ *err_str = "Object type mismatch, Alembic object path points to Camera.";
+ return false;
+ }
+
+ return true;
+}
+
+void AbcCameraReader::readObjectData(Main *bmain, const ISampleSelector &sample_sel)
+{
+ Camera *bcam = static_cast<Camera *>(BKE_camera_add(bmain, m_data_name.c_str()));
+
+ CameraSample cam_sample;
+ m_schema.get(cam_sample, sample_sel);
+
+ ICompoundProperty customDataContainer = m_schema.getUserProperties();
+
+ if (customDataContainer.valid() && customDataContainer.getPropertyHeader("stereoDistance") &&
+ customDataContainer.getPropertyHeader("eyeSeparation")) {
+ IFloatProperty convergence_plane(customDataContainer, "stereoDistance");
+ IFloatProperty eye_separation(customDataContainer, "eyeSeparation");
+
+ bcam->stereo.interocular_distance = eye_separation.getValue(sample_sel);
+ bcam->stereo.convergence_distance = convergence_plane.getValue(sample_sel);
+ }
+
+ const float lens = static_cast<float>(cam_sample.getFocalLength());
+ const float apperture_x = static_cast<float>(cam_sample.getHorizontalAperture());
+ const float apperture_y = static_cast<float>(cam_sample.getVerticalAperture());
+ const float h_film_offset = static_cast<float>(cam_sample.getHorizontalFilmOffset());
+ const float v_film_offset = static_cast<float>(cam_sample.getVerticalFilmOffset());
+ const float film_aspect = apperture_x / apperture_y;
+
+ bcam->lens = lens;
+ bcam->sensor_x = apperture_x * 10;
+ bcam->sensor_y = apperture_y * 10;
+ bcam->shiftx = h_film_offset / apperture_x;
+ bcam->shifty = v_film_offset / apperture_y / film_aspect;
+ bcam->clip_start = max_ff(0.1f, static_cast<float>(cam_sample.getNearClippingPlane()));
+ bcam->clip_end = static_cast<float>(cam_sample.getFarClippingPlane());
+ bcam->dof.focus_distance = static_cast<float>(cam_sample.getFocusDistance());
+ bcam->dof.aperture_fstop = static_cast<float>(cam_sample.getFStop());
+
+ m_object = BKE_object_add_only_object(bmain, OB_CAMERA, m_object_name.c_str());
+ m_object->data = bcam;
+}