1 files changed, 98 insertions, 0 deletions
diff --git a/source/blender/io/collada/CameraExporter.cpp b/source/blender/io/collada/CameraExporter.cpp
new file mode 100644
index 00000000000..74862c44270
--- /dev/null
+++ b/source/blender/io/collada/CameraExporter.cpp
@@ -0,0 +1,98 @@
+/*
+ * 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 collada
+ */
+
+#include <string>
+
+#include "COLLADASWCamera.h"
+
+extern "C" {
+#include "DNA_camera_types.h"
+}
+#include "CameraExporter.h"
+
+#include "collada_internal.h"
+
+CamerasExporter::CamerasExporter(COLLADASW::StreamWriter *sw, BCExportSettings &export_settings)
+    : COLLADASW::LibraryCameras(sw), export_settings(export_settings)
+{
+}
+
+template<class Functor>
+void forEachCameraObjectInExportSet(Scene *sce, Functor &f, LinkNode *export_set)
+{
+  LinkNode *node;
+  for (node = export_set; node; node = node->next) {
+    Object *ob = (Object *)node->link;
+
+    if (ob->type == OB_CAMERA && ob->data) {
+      f(ob, sce);
+    }
+  }
+}
+
+void CamerasExporter::exportCameras(Scene *sce)
+{
+  openLibrary();
+
+  forEachCameraObjectInExportSet(sce, *this, this->export_settings.get_export_set());
+
+  closeLibrary();
+}
+void CamerasExporter::operator()(Object *ob, Scene *sce)
+{
+  Camera *cam = (Camera *)ob->data;
+  std::string cam_id(get_camera_id(ob));
+  std::string cam_name(id_name(cam));
+
+  switch (cam->type) {
+    case CAM_PANO:
+    case CAM_PERSP: {
+      COLLADASW::PerspectiveOptic persp(mSW);
+      persp.setXFov(RAD2DEGF(focallength_to_fov(cam->lens, cam->sensor_x)), "xfov");
+      persp.setAspectRatio((float)(sce->r.xsch) / (float)(sce->r.ysch), false, "aspect_ratio");
+      persp.setZFar(cam->clip_end, false, "zfar");
+      persp.setZNear(cam->clip_start, false, "znear");
+      COLLADASW::Camera ccam(mSW, &persp, cam_id, cam_name);
+      exportBlenderProfile(ccam, cam);
+      addCamera(ccam);
+
+      break;
+    }
+    case CAM_ORTHO:
+    default: {
+      COLLADASW::OrthographicOptic ortho(mSW);
+      ortho.setXMag(cam->ortho_scale / 2, "xmag");
+      ortho.setAspectRatio((float)(sce->r.xsch) / (float)(sce->r.ysch), false, "aspect_ratio");
+      ortho.setZFar(cam->clip_end, false, "zfar");
+      ortho.setZNear(cam->clip_start, false, "znear");
+      COLLADASW::Camera ccam(mSW, &ortho, cam_id, cam_name);
+      exportBlenderProfile(ccam, cam);
+      addCamera(ccam);
+      break;
+    }
+  }
+}
+bool CamerasExporter::exportBlenderProfile(COLLADASW::Camera &cm, Camera *cam)
+{
+  cm.addExtraTechniqueParameter("blender", "shiftx", cam->shiftx);
+  cm.addExtraTechniqueParameter("blender", "shifty", cam->shifty);
+  cm.addExtraTechniqueParameter("blender", "dof_distance", cam->dof.focus_distance);
+  return true;
+}