CN113916236B - Spacecraft panoramic view navigation method based on three-dimensional physical model - Google Patents
Spacecraft panoramic view navigation method based on three-dimensional physical model Download PDFInfo
- Publication number
- CN113916236B CN113916236B CN202111191212.9A CN202111191212A CN113916236B CN 113916236 B CN113916236 B CN 113916236B CN 202111191212 A CN202111191212 A CN 202111191212A CN 113916236 B CN113916236 B CN 113916236B
- Authority
- CN
- China
- Prior art keywords
- panoramic
- spacecraft
- physical model
- dimensional
- hot spot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/24—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for cosmonautical navigation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
Abstract
The invention discloses a spacecraft panoramic view navigation method based on a three-dimensional physical model, which is realized in a spacecraft panoramic browsing system based on Web, and comprises the following steps: continuously taking a plurality of appearance photos of the spacecraft at multiple angles, and establishing a three-dimensional physical model of the spacecraft by using live-action modeling software; and secondly, selecting a certain easily-identified direction in the three-dimensional real model of the spacecraft as a reference direction. According to the invention, the three-dimensional physical model of the spacecraft is used as a navigation chart of the panoramic photo, so that a user can more intuitively browse the whole view of the spacecraft, the user can conveniently switch to the view angle corresponding to the current three-dimensional physical model in the panoramic photo by adding the interactive hot spot in the three-dimensional physical model, and the user always faces the real spacecraft picture through the browsing mode of combining the three-dimensional physical model and the panoramic photo, so that the browsing experience of the user can be obviously improved.
Description
Technical Field
The invention relates to the technical field of spacecraft development, in particular to a spacecraft panoramic view navigation method based on a three-dimensional physical model.
Background
In the development process of the spacecraft, shooting records are needed for the product development states of all development stages. The assembly state of the spacecraft can be more completely recorded by taking panoramic pictures of different positions of the spacecraft. After the panoramic photos are released to a Web system, model development related personnel can immersively browse panoramic views of key parts of spacecrafts such as satellites, airships and the like on line.
Since the number of panoramic photos taken at each development stage of a spacecraft is tens, a panoramic view to be navigated to a certain position by a user is generally navigated in the following two ways: adding a scene switching hot spot in the panoramic view, and enabling a user to click the scene switching hot spot to jump to the next panoramic view; secondly, a navigation map of the panoramic shooting position of the spacecraft is established, the shooting position of the panoramic map is added on the navigation map, and a user jumps to a specific panoramic view by clicking a shortcut on the navigation map.
The first mode is mainly used for switching panoramic pictures at adjacent positions, the second mode is used for fast switching at any position, and because the navigation pictures in the second mode are generally two-dimensional spacecraft schematic diagrams, the space positions for shooting panoramic pictures in the spacecraft cannot be embodied, so that the shooting positions of the panoramic pictures can be clearly represented only by placing two-dimensional pictures with multiple visual angles in the navigation pictures, and the method is not intuitive for users.
Disclosure of Invention
The invention aims to solve the problems, and provides a spacecraft panoramic view navigation method based on a three-dimensional physical model.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
a spacecraft panoramic view navigation method based on a three-dimensional physical model is realized in a Web-based spacecraft panoramic browsing system, and comprises the following steps:
continuously taking a plurality of appearance photos of the spacecraft at multiple angles, and establishing a three-dimensional physical model of the spacecraft by using live-action modeling software;
step two, selecting a certain easily-identified direction as a reference direction in the three-dimensional real model of the spacecraft;
step three, in the panoramic photo browser, manually facing the view angle of the panoramic picture to the reference direction in the step 2, and recording the coordinate position (h, v) of the current view angle in the panoramic picture by the system, wherein the coordinate position is regarded as a reference coordinate;
step four, aiming at each panoramic photo, finding the shooting position of the panoramic photo in the space structure of the three-dimensional real model of the spacecraft, establishing an interaction hot spot, and recording the association relation between the interaction hot spot and the current panoramic photo by a system;
and fifthly, when a user views the three-dimensional real model of the spacecraft and clicks the interaction hot spot in the three-dimensional real model, the system automatically switches to a browsing interface of the related panoramic photo according to the view angle of the three-dimensional real model.
As a further description of the above technical solution:
in the third step, h is a rotation angle of rotating the horizontal plane around the observer, the range is 0-360 degrees, v is an included angle of the observation direction relative to the horizontal plane, and the range is-90 degrees.
As a further description of the above technical solution:
in the fourth step, the interaction hot spot can be a certain point, a certain surface or a certain solid space, and the interaction hot spot is distinguished by adding colors.
As a further description of the above technical solution:
and in the fourth step, the positions of the interaction hotspots are marked by characters.
As a further description of the above technical solution:
the default view coordinates of the panoramic photo in the fifth step are obtained by the following steps:
(1) The visual angle of the current three-dimensional physical model is obtained, and compared with the reference direction, the rotation angle difference delta h of the horizontal plane and the longitudinal rotation angle difference delta v are obtained;
(2) And obtaining the reference coordinates (h, v) of the panoramic picture associated with the interactive hot spot clicked by the user, and obtaining the target view angle coordinates of the panoramic picture through calculating (h+delta h, v+delta v).
As a further description of the above technical solution:
the first to fourth steps are executed in a system background data maintenance module, and the fifth step is executed in a foreground user browsing module.
In summary, due to the adoption of the technical scheme, the beneficial effects of the invention are as follows:
according to the invention, the three-dimensional physical model of the spacecraft is used as the navigation map of the panoramic photo, so that a user can more intuitively browse the whole view of the spacecraft, the user can conveniently switch to the view angle corresponding to the current three-dimensional physical model in the panoramic photo by adding the interactive hot spot in the three-dimensional physical model, and the user always faces the real spacecraft picture through the browsing mode of combining the three-dimensional physical model and the panoramic photo, so that the browsing experience of the user can be obviously improved.
Drawings
FIG. 1 is a schematic diagram of a workflow in the present invention;
fig. 2 is a schematic view of a panoramic browsing interface of a spacecraft in the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Embodiment one:
referring to fig. 1-2, a three-dimensional physical model-based navigation method for a panoramic view of a spacecraft is implemented in a Web-based panoramic browsing system of the spacecraft, and the method comprises the following steps:
firstly, continuously shooting a plurality of appearance photos of a spacecraft at multiple angles, establishing a three-dimensional physical model of the spacecraft by using live-action modeling software, wherein the three-dimensional physical model can also be obtained by rendering a three-dimensional design model;
selecting a certain direction which is easy to identify from the three-dimensional real model of the spacecraft as a reference direction, wherein the reference direction is mainly used for matching the view angle direction in the panoramic picture with the view angle direction in the three-dimensional model, and the matching process is manually completed, so that a certain direction with higher identification degree is selected as the reference direction, taking a space station core cabin as an example, the axis of the cylindrical shape of the space station core cabin section as a straight line, and facing the direction of the node cabin as the reference direction, wherein in the three-dimensional model, a user can record the position of the direction by clicking two characteristic points;
step three, in the panoramic photo browser, manually facing the view angle of the panoramic photo to the reference direction in the step 2, recording the coordinate position (h, v) of the current view angle in the panoramic photo by the system, taking the coordinate position h as a reference coordinate, wherein the coordinate position h is a rotation angle rotating horizontally by taking an observer as a center, the range is 0-360 degrees, v is an included angle of the observation direction relative to the horizontal plane, and the range is-90 degrees, and because the initial position (0, 0) direction of each panoramic photo is different, the view coordinate of each photo in the reference direction needs to be recorded, panoramic photo maintenance personnel needs to adjust the direction of the picture to face the reference direction in the panoramic photo browser, taking a space station as an example, the view angle of each panoramic photo needs to face the direction of a node cabin first, and then the view center coordinate (h, v) at the moment is recorded by the system;
fourth, for each panoramic photo, finding out the shooting position of the panoramic photo in the space structure of the three-dimensional real model of the spacecraft, establishing an interaction hot spot, recording the association relation between the interaction hot spot and the current panoramic photo by a system, distinguishing the interaction hot spot by adding colors, marking the position of the interaction hot spot by characters, selecting a component object needing to establish the interaction hot spot in the three-dimensional real model of the spacecraft, setting the Name attribute of the component object as a unique value, then selecting the panoramic photo associated with the component object, recording the association relation between the Name value of the three-dimensional model object and the ID of the panoramic photo by the system, and thus, when the interaction hot spot is displayed in the three-dimensional model, highlighting the hot spot object according to the Name value, and when a user clicks the object, acquiring the corresponding panoramic ID by the Name value;
and fifthly, when a user views the three-dimensional real model of the spacecraft and clicks the interaction hot spot in the three-dimensional real model, the system automatically switches to a browsing interface of the related panoramic photo according to the view angle of the three-dimensional real model.
The panoramic browsing interface mainly comprises two layers, wherein the first layer is a satellite three-dimensional physical model, the second layer is a panoramic photo browser, when a user firstly enters the interface, only the first layer is displayed, when the user drags the three-dimensional model in the first layer, adjusts the visual angle and clicks an interaction hot spot in the three-dimensional model, the first layer is hidden by the system, the second layer is displayed, the panoramic browser in the second layer is switched to the corresponding visual angle of the panoramic image associated with the interaction hot spot, and the visual angle position is obtained by the following modes:
(1) Obtaining the visual angle of the current three-dimensional physical model, and comparing the visual angle with the reference direction in the second step to obtain the rotation angle difference delta h of the horizontal plane and the longitudinal rotation angle difference delta v;
(2) And obtaining the reference coordinates (h, v) of the panoramic picture associated with the interactive hot spot clicked by the user, and obtaining the target view angle coordinates of the panoramic picture through calculating (h+delta h, v+delta v).
When the user needs to switch to other panoramic scenes, the user can click on the 'open navigation' button of the second layer, and the second layer is hidden at the moment, and the navigation map of the three-dimensional physical model of the first layer is displayed.
The first to fourth steps are executed in a system background data maintenance module, and the fifth step is executed in a foreground user browsing module.
The three-dimensional physical model of the spacecraft is used as a navigation chart of the panoramic photo, so that a user can browse the whole view of the spacecraft more intuitively, the user can conveniently switch to the view angle corresponding to the current three-dimensional physical model in the panoramic photo by adding the interactive hot spot in the three-dimensional physical model, and the user always faces the real spacecraft picture through the browsing mode of combining the three-dimensional physical model and the panoramic photo, so that the browsing experience of the user can be obviously improved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (4)
1. The spacecraft panoramic view navigation method based on the three-dimensional physical model is realized in a Web-based spacecraft panoramic browsing system and is characterized by comprising the following steps of:
continuously taking a plurality of appearance photos of the spacecraft at multiple angles, and establishing a three-dimensional physical model of the spacecraft by using live-action modeling software;
step two, selecting a certain easily-identified direction as a reference direction in the three-dimensional real model of the spacecraft;
step three, in the panoramic photo browser, manually facing the view angle of the panoramic picture to the reference direction in the step 2, and recording the coordinate position (h, v) of the current view angle in the panoramic picture by the system, wherein the coordinate position is regarded as a reference coordinate; the rotation angle of the horizontal plane rotation taking the observer as the center is 0-360 degrees in the h coordinate position, the included angle of the observation direction relative to the horizontal plane is-90 degrees in the v coordinate position;
step four, aiming at each panoramic photo, finding the shooting position of the panoramic photo in the space structure of the three-dimensional real model of the spacecraft, establishing an interaction hot spot, and recording the association relation between the interaction hot spot and the current panoramic photo by a system;
step five, when a user views the three-dimensional real object model of the spacecraft and clicks an interaction hot spot in the three-dimensional real object model, the system automatically switches to a panoramic browsing interface of the related panoramic photo according to the view angle of the three-dimensional real object model;
the panoramic browsing interface mainly comprises two layers, wherein the first layer is a satellite three-dimensional physical model, the second layer is a panoramic photo browser, when a user firstly enters the interface, only the first layer is displayed, when the user drags the three-dimensional model in the first layer, adjusts the visual angle and clicks an interaction hot spot in the three-dimensional model, the first layer is hidden by the system, the second layer is displayed, the panoramic browser in the second layer is switched to the corresponding visual angle of the panoramic image associated with the interaction hot spot, and the visual angle position is obtained by the following modes:
(1) The visual angle of the current three-dimensional physical model is obtained, and compared with the reference direction, the rotation angle difference delta h of the horizontal plane and the longitudinal rotation angle difference delta v are obtained;
(2) And obtaining the reference coordinates (h, v) of the panoramic picture associated with the interactive hot spot clicked by the user, and obtaining the target view angle coordinates of the panoramic picture through calculating (h+delta h, v+delta v).
2. The navigation method of the panoramic view of the spacecraft based on the three-dimensional physical model according to claim 1, wherein the interaction hot spot in the fourth step can be a certain point, a certain plane or a certain space, and the interaction hot spot can be distinguished by adding colors.
3. The spacecraft panoramic view navigation method based on the three-dimensional physical model according to claim 1, wherein the position of the interaction hot spot in the fourth step is marked by characters.
4. The method for navigating a panoramic view of a spacecraft based on a three-dimensional physical model according to claim 1, wherein the first to fourth steps are executed in a system background data maintenance module, and the fifth step is executed in a foreground user browsing module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111191212.9A CN113916236B (en) | 2021-10-13 | 2021-10-13 | Spacecraft panoramic view navigation method based on three-dimensional physical model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111191212.9A CN113916236B (en) | 2021-10-13 | 2021-10-13 | Spacecraft panoramic view navigation method based on three-dimensional physical model |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113916236A CN113916236A (en) | 2022-01-11 |
| CN113916236B true CN113916236B (en) | 2023-08-15 |
Family
ID=79239988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111191212.9A Active CN113916236B (en) | 2021-10-13 | 2021-10-13 | Spacecraft panoramic view navigation method based on three-dimensional physical model |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113916236B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007136163A (en) * | 2005-10-21 | 2007-06-07 | Axion Japan:Kk | Panoramic imaging device, and image processing method in panoramic imaging |
| CN103366399A (en) * | 2013-07-02 | 2013-10-23 | 苏州瀚易特信息技术有限公司 | Three-dimensional (3D) panoramic model generating method |
| KR101495673B1 (en) * | 2013-08-14 | 2015-02-25 | 한국항공우주연구원 | Spacecraft take off and landing experience system |
| CN104517001A (en) * | 2014-02-27 | 2015-04-15 | 绿地控股集团有限公司 | Browser-based method for displaying to-be-constructed construction information |
| CN106227066A (en) * | 2016-09-30 | 2016-12-14 | 西北工业大学 | The configurable visual display method of spacecraft space manipulation |
| CN106296783A (en) * | 2016-07-28 | 2017-01-04 | 众趣（北京）科技有限公司 | A kind of combination space overall situation 3D view and the space representation method of panoramic pictures |
| CN108595771A (en) * | 2018-03-28 | 2018-09-28 | 北京空间技术研制试验中心 | Spacecraft equipment visual field analog analysing method |
| CN109525674A (en) * | 2018-11-27 | 2019-03-26 | 上海简家信息技术有限公司 | A kind of system and method making house panorama sketch |
| CN109816796A (en) * | 2019-03-14 | 2019-05-28 | 北京卫星环境工程研究所 | Spacecraft complex network characteristic component assembling guidance system based on Pad |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8713215B2 (en) * | 2009-05-29 | 2014-04-29 | Z Microsystems, Inc. | Systems and methods for image stream processing |
| CN108513119A (en) * | 2017-02-27 | 2018-09-07 | 阿里巴巴集团控股有限公司 | Mapping, processing method, device and the machine readable media of image |
-
2021
- 2021-10-13 CN CN202111191212.9A patent/CN113916236B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007136163A (en) * | 2005-10-21 | 2007-06-07 | Axion Japan:Kk | Panoramic imaging device, and image processing method in panoramic imaging |
| CN103366399A (en) * | 2013-07-02 | 2013-10-23 | 苏州瀚易特信息技术有限公司 | Three-dimensional (3D) panoramic model generating method |
| KR101495673B1 (en) * | 2013-08-14 | 2015-02-25 | 한국항공우주연구원 | Spacecraft take off and landing experience system |
| CN104517001A (en) * | 2014-02-27 | 2015-04-15 | 绿地控股集团有限公司 | Browser-based method for displaying to-be-constructed construction information |
| CN106296783A (en) * | 2016-07-28 | 2017-01-04 | 众趣（北京）科技有限公司 | A kind of combination space overall situation 3D view and the space representation method of panoramic pictures |
| CN106227066A (en) * | 2016-09-30 | 2016-12-14 | 西北工业大学 | The configurable visual display method of spacecraft space manipulation |
| CN108595771A (en) * | 2018-03-28 | 2018-09-28 | 北京空间技术研制试验中心 | Spacecraft equipment visual field analog analysing method |
| CN109525674A (en) * | 2018-11-27 | 2019-03-26 | 上海简家信息技术有限公司 | A kind of system and method making house panorama sketch |
| CN109816796A (en) * | 2019-03-14 | 2019-05-28 | 北京卫星环境工程研究所 | Spacecraft complex network characteristic component assembling guidance system based on Pad |
Non-Patent Citations (1)
| Title |
|---|
| 基于电荷守恒定律的航天器内带电三维仿真简化模型;原青云, 孙永卫, 张希军;物理学报;第68卷(第19期);全文 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113916236A (en) | 2022-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10380410B2 (en) | Apparatus and method for image-based positioning, orientation and situational awareness | |
| US8954853B2 (en) | Method and system for visualization enhancement for situational awareness | |
| JP4434541B2 (en) | Navigation method in composition of 3D image by operation of 3D image “Navigation 3D” | |
| US6326988B1 (en) | Method, apparatus and article of manufacture for displaying content in a multi-dimensional topic space | |
| Tompkin et al. | Videoscapes: exploring sparse, unstructured video collections | |
| US20060119601A1 (en) | Methods and systems for controlling an image generator to define, generate, and view geometric images of an object | |
| JP2002366972A (en) | Pseudo three-dimensional space representation system, pseudo three-dimensional space construction system, game system and electronic map providing system | |
| WO2018102013A1 (en) | Methods, systems, and media for enhancing two-dimensional video content items with spherical video content | |
| US20150139608A1 (en) | Methods and devices for exploring digital video collections | |
| CN110675505A (en) | Indoor and outdoor house watching system based on panoramic virtual and actual seamless fusion | |
| EP2974509A1 (en) | Personal information communicator | |
| KR102435185B1 (en) | How to create 3D images based on 360° VR shooting and provide 360° VR contents service | |
| CN105183154A (en) | Interactive display method for virtual object and real image | |
| CN113838116B (en) | Method and device for determining target view, electronic equipment and storage medium | |
| US11704756B2 (en) | System and method for displaying additional information on 3D tour | |
| CN113916236B (en) | Spacecraft panoramic view navigation method based on three-dimensional physical model | |
| Zhu et al. | Large-scale architectural asset extraction from panoramic imagery | |
| CN110047035B (en) | Panoramic video hot spot interaction system and interaction equipment | |
| WO2023096687A1 (en) | Computing device displaying image conversion possibility information | |
| US8669936B2 (en) | System and method for presenting a dynamically ordered presentation | |
| Gui | Tourism Management System Based on mobile Internet | |
| JPH11174950A (en) | Processor and method for information processing, and computer-readable memory | |
| Chen et al. | Interactive techniques for registering images to digital terrain and building models | |
| AU2018203909A1 (en) | A User Interface | |
| Martedi et al. | Augmented fly-through using shared geographical data |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |