86 lines
2.4 KiB
C++
86 lines
2.4 KiB
C++
/* SPDX-FileCopyrightText: 2010-2022 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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/** \file
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* \ingroup collada
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*/
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#include <string>
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#include "COLLADASWCamera.h"
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#include "DNA_camera_types.h"
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#include "CameraExporter.h"
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#include "collada_internal.h"
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CamerasExporter::CamerasExporter(COLLADASW::StreamWriter *sw, BCExportSettings &export_settings)
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: COLLADASW::LibraryCameras(sw), export_settings(export_settings)
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{
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}
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template<class Functor>
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void forEachCameraObjectInExportSet(Scene *sce, Functor &f, LinkNode *export_set)
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{
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LinkNode *node;
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for (node = export_set; node; node = node->next) {
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Object *ob = (Object *)node->link;
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if (ob->type == OB_CAMERA && ob->data) {
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f(ob, sce);
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}
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}
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}
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void CamerasExporter::exportCameras(Scene *sce)
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{
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openLibrary();
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forEachCameraObjectInExportSet(sce, *this, this->export_settings.get_export_set());
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closeLibrary();
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}
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void CamerasExporter::operator()(Object *ob, Scene *sce)
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{
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Camera *cam = (Camera *)ob->data;
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std::string cam_id(get_camera_id(ob));
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std::string cam_name(id_name(cam));
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switch (cam->type) {
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case CAM_PANO:
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case CAM_PERSP: {
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COLLADASW::PerspectiveOptic persp(mSW);
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persp.setXFov(RAD2DEGF(focallength_to_fov(cam->lens, cam->sensor_x)), "xfov");
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persp.setAspectRatio(float(sce->r.xsch) / float(sce->r.ysch), false, "aspect_ratio");
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persp.setZFar(cam->clip_end, false, "zfar");
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persp.setZNear(cam->clip_start, false, "znear");
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COLLADASW::Camera ccam(mSW, &persp, cam_id, cam_name);
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exportBlenderProfile(ccam, cam);
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addCamera(ccam);
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break;
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}
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case CAM_ORTHO:
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default: {
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COLLADASW::OrthographicOptic ortho(mSW);
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ortho.setXMag(cam->ortho_scale / 2, "xmag");
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ortho.setAspectRatio(float(sce->r.xsch) / float(sce->r.ysch), false, "aspect_ratio");
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ortho.setZFar(cam->clip_end, false, "zfar");
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ortho.setZNear(cam->clip_start, false, "znear");
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COLLADASW::Camera ccam(mSW, &ortho, cam_id, cam_name);
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exportBlenderProfile(ccam, cam);
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addCamera(ccam);
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break;
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}
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}
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}
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bool CamerasExporter::exportBlenderProfile(COLLADASW::Camera &cm, Camera *cam)
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{
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cm.addExtraTechniqueParameter("blender", "shiftx", cam->shiftx);
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cm.addExtraTechniqueParameter("blender", "shifty", cam->shifty);
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cm.addExtraTechniqueParameter("blender", "dof_distance", cam->dof.focus_distance);
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return true;
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}
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