diff options
Diffstat (limited to 'source/blender/usd/intern/usd_writer_camera.cc')
| -rw-r--r-- | source/blender/usd/intern/usd_writer_camera.cc | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/source/blender/usd/intern/usd_writer_camera.cc b/source/blender/usd/intern/usd_writer_camera.cc deleted file mode 100644 index 9b85d69559c..00000000000 --- a/source/blender/usd/intern/usd_writer_camera.cc +++ /dev/null @@ -1,111 +0,0 @@ -/* - * 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. - * - * The Original Code is Copyright (C) 2019 Blender Foundation. - * All rights reserved. - */ -#include "usd_writer_camera.h" -#include "usd_hierarchy_iterator.h" - -#include <pxr/usd/usdGeom/camera.h> -#include <pxr/usd/usdGeom/tokens.h> - -extern "C" { -#include "BKE_camera.h" -#include "BLI_assert.h" - -#include "DNA_camera_types.h" -#include "DNA_scene_types.h" -} - -namespace USD { - -USDCameraWriter::USDCameraWriter(const USDExporterContext &ctx) : USDAbstractWriter(ctx) -{ -} - -bool USDCameraWriter::is_supported(const HierarchyContext *context) const -{ - Camera *camera = static_cast<Camera *>(context->object->data); - return camera->type == CAM_PERSP; -} - -static void camera_sensor_size_for_render(const Camera *camera, - const struct RenderData *rd, - float *r_sensor_x, - float *r_sensor_y) -{ - /* Compute the final image size in pixels. */ - float sizex = rd->xsch * rd->xasp; - float sizey = rd->ysch * rd->yasp; - - int sensor_fit = BKE_camera_sensor_fit(camera->sensor_fit, sizex, sizey); - - switch (sensor_fit) { - case CAMERA_SENSOR_FIT_HOR: - *r_sensor_x = camera->sensor_x; - *r_sensor_y = camera->sensor_x * sizey / sizex; - break; - case CAMERA_SENSOR_FIT_VERT: - *r_sensor_x = camera->sensor_y * sizex / sizey; - *r_sensor_y = camera->sensor_y; - break; - case CAMERA_SENSOR_FIT_AUTO: - BLI_assert(!"Camera fit should be either horizontal or vertical"); - break; - } -} - -void USDCameraWriter::do_write(HierarchyContext &context) -{ - pxr::UsdTimeCode timecode = get_export_time_code(); - pxr::UsdGeomCamera usd_camera = pxr::UsdGeomCamera::Define(usd_export_context_.stage, - usd_export_context_.usd_path); - - Camera *camera = static_cast<Camera *>(context.object->data); - Scene *scene = DEG_get_evaluated_scene(usd_export_context_.depsgraph); - - usd_camera.CreateProjectionAttr().Set(pxr::UsdGeomTokens->perspective); - - /* USD stores the focal length in "millimeters or tenths of world units", because at some point - * they decided world units might be centimeters. Quite confusing, as the USD Viewer shows the - * correct FoV when we write millimeters and not "tenths of world units". - */ - usd_camera.CreateFocalLengthAttr().Set(camera->lens, timecode); - - float aperture_x, aperture_y; - camera_sensor_size_for_render(camera, &scene->r, &aperture_x, &aperture_y); - - float film_aspect = aperture_x / aperture_y; - usd_camera.CreateHorizontalApertureAttr().Set(aperture_x, timecode); - usd_camera.CreateVerticalApertureAttr().Set(aperture_y, timecode); - usd_camera.CreateHorizontalApertureOffsetAttr().Set(aperture_x * camera->shiftx, timecode); - usd_camera.CreateVerticalApertureOffsetAttr().Set(aperture_y * camera->shifty * film_aspect, - timecode); - - usd_camera.CreateClippingRangeAttr().Set( - pxr::VtValue(pxr::GfVec2f(camera->clip_start, camera->clip_end)), timecode); - - // Write DoF-related attributes. - if (camera->dof.flag & CAM_DOF_ENABLED) { - usd_camera.CreateFStopAttr().Set(camera->dof.aperture_fstop, timecode); - - float focus_distance = scene->unit.scale_length * - BKE_camera_object_dof_distance(context.object); - usd_camera.CreateFocusDistanceAttr().Set(focus_distance, timecode); - } -} - -} // namespace USD |