CN104200516B - Method and system for showing three dimension model of plant - Google Patents
Method and system for showing three dimension model of plant Download PDFInfo
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- CN104200516B CN104200516B CN201410381580.3A CN201410381580A CN104200516B CN 104200516 B CN104200516 B CN 104200516B CN 201410381580 A CN201410381580 A CN 201410381580A CN 104200516 B CN104200516 B CN 104200516B
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Abstract
The invention relates to the technical field of agricultural information, and discloses a method and a system for showing a three dimension model of a plant. The method for showing the three dimension model of the plant includes: obtaining image information of different scales of a plant, which includes two dimension image information and three dimension image information; processing the image information so as to obtain different levels of three dimension models of the plant; performing model fusion on the different levels of the three dimension models of the plant so as to obtain a whole fusion model; performing a model show for the whole fusion model; building a model show interaction interface; using a somatic sense control technology to perform interaction control through gesture commands and the model show currently performed, and releasing the model show on multiple platforms. By using the method and the device for showing the three dimension model of the plant, which are based on a leap motion somatic sense control technology, accuracy, systematization and interestingness of the three dimension model show of the plant are effectively improved.
Description
Technical field
The present invention relates to technical field of agricultural information, particularly to a kind of methods of exhibiting of plant threedimensional model and system.
Background technology
Country continues to increase to agriculture field attention degree, and Agricultural Popular Science job development is relatively good, but related displaying system
System slower development, has a certain impact to science popularization effect.
At present plant science popularization show with most be image, text, the two-dimensional approach such as video, display form tends to uniting
One, slightly dull, less with audience interaction, spectators are in the state of passive acceptance, lack feeling of immersion and experience sense, this results in
Spectator interest lacks, and leads to science popularization to be shown and does not have due effect.Except above-mentioned traditional exhibition method, digital three-dimensional model
Also applied in some science popularization are shown, but how these models are drawn by art designing personnel, are more focused on the art of model
, there is certain deviation in effect in science and accuracy, this is also some problems that will be avoided as possible in science popularization is shown.Separately
The existing method showing inside plants institutional framework, is mostly the ways of presentation of the two dimension such as section preparation and micro-image outward, lacks
Weary from cell level to organisational level again to individual plants level, show step by step its three-dimensional structure and at different levels between constituent relation
Method and system.
Content of the invention
For solving the above problems, the present invention proposes a kind of methods of exhibiting of plant threedimensional model and system, effectively carries
The accuracy that high plant threedimensional model is shown, systemic and interesting.
The present invention proposes a kind of methods of exhibiting of plant threedimensional model, the method comprising the steps of：
Obtain the image information of plant different scale, described image information includes two-dimensional image information and 3-D view letter
Breath；
Described image information is carried out processing the threedimensional model obtaining described plant different levels；
The threedimensional model of described plant different levels is carried out Model Fusion, obtains whole strain Fusion Model；
Model display is carried out to described whole strain Fusion Model；
Build model display interactive interface, pass through gesture instruction and currently ongoing model using motion sensing control technology
Show and interact control.
Further, methods described also includes：
Described model display is carried out multi-platform issue.
Further, the described image information obtaining plant different scale specifically includes：
Obtain three dimensional point cloud, two-dimensional image sequence and the three-dimension surface of plant.
Further, described image information is carried out process obtain the threedimensional model of described plant different levels and specifically wrap
Include：
The three dimensional point cloud of plant is carried out denoising and simplifies, and the data triangle gridding after processing is formed whole strain
Model；
Two-dimensional image sequence is set up threedimensional model using iso-surface patch method, and by corresponding for multiple two-dimensional image sequence three
Dimension module carries out registration and splicing obtains organizing organization model；
Three-dimension surface is carried out Light deformation, splicing and fusion, obtains cell model.
Further, described model display is carried out to whole strain Fusion Model specifically include：
Using detail, according to the node in described whole strain Fusion Model in display environment location, adjust
The distribution of section rendering resources；
Using occlusion culling, the part not being blocked in described whole strain Fusion Model is rendered；
Rejected using the cone, the part being presented within camera view cone in described whole strain Fusion Model is rendered；
Whole strain Fusion Model after above-mentioned steps are processed is shown at many levels.
Further, described by model display carry out multi-platform issue realize specifically by Unity3D instrument multi-platform
Issue.
The invention allows for a kind of display systems of plant threedimensional model, described system includes：
Data obtaining module, for obtaining the image information of plant different scale, described image information includes two dimensional image
Information and three-dimensional image information；
Model generation module, for carrying out to described image information processing the three-dimensional mould obtaining described plant different levels
Type；
Model Fusion module, for the threedimensional model of described plant different levels is carried out Model Fusion, obtains whole strain and melts
Matched moulds type；
Display module, for carrying out model display to described whole strain Fusion Model；
Interactive controlling module, for building model display interactive interface, using motion sensing control technology pass through gesture instruction with
Currently ongoing model display interacts control.
Further, described system also includes：
Release module, for carrying out multi-platform issue by described model display.
Further, described information acquisition module specifically includes：
3-dimensional digital scanner, for obtaining the three dimensional point cloud of plant；
Microsection scanner or CT scanner, for obtaining the two-dimensional image sequence of plant；
AFM, for obtaining the partial 3-D exterior view of plant different parts and tissue.
Further, described model generation module specifically includes：
Whole strain model generation module, for the three dimensional point cloud of plant being carried out denoising and simplifying, and will process after
Data triangle gridding forms whole strain model；
Group organization model generation module, for two-dimensional image sequence is set up threedimensional model using iso-surface patch method, and will be many
The corresponding threedimensional model of individual two-dimensional image sequence carries out registration and splicing obtains organizing organization model；
Cell model generation module, for three-dimension surface is carried out Light deformation, splicing and fusion, obtains cell model.
The present invention propose a kind of methods of exhibiting of the plant threedimensional model based on Leap Motion motion sensing control technology and
System, realizes the interactive display of plant science popularization, not only increases the propaganda strength of Agricultural Popular Science knowledge, brings spectators more straight
The mode of intelligence transmission seen and the roaming experience of virtual world, strengthen the degree of participation of user, improve the feeling of immersion of user, and
And, the three-dimensional information of the different scale based on plant obtains and merges, improve simultaneously accuracy during plant science popularization is shown and
Systematicness.
Brief description
Fig. 1 is a kind of flow chart of the methods of exhibiting of plant threedimensional model that the embodiment of the present invention one proposes；
Fig. 2 is a kind of module diagram of the display systems of plant threedimensional model that the embodiment of the present invention two proposes.
Specific embodiment
With reference to the accompanying drawings and examples, the specific embodiment of the present invention is described in further detail.Hereinafter implement
Example is used for the present invention is described, but is not limited to the scope of the present invention.
Leap Motion is a infrared sensor with motion capture and gesture identification, by binocular imaging technology
Obtain the three dimensional space coordinate of both hands, pattern-recognition is carried out to coordinate motion track characteristic and obtains the gesture that user makes.Therefore
User can be interacted with display systems by gesture, strengthens user's degree of participation, makes displaying obtain more preferable effect.With
The continuous expansion of somatosensory device application, in somatosensory device introduced plant three-dimensional display, can greatly improve bandwagon effect
With the degree of participation of spectators, the development to plant three-dimensional display technology has indispensable facilitation.And, with three dimensions
The gradually maturation of word scanning technique, the dimensional accuracy of 3-D scanning has remarkable progress, can obtain 1 by spatial digitizer:1
Accurate three-dimensional model, to plant, the obtaining three-dimensional model such as agricultural product provides approach rapidly and efficiently, and solves craft
The scientific not enough problem of modeling.By to the micro- scanning cut into slices and three-dimensional reconstruction, CT three-dimensional reconstruction, and atomic force
The technology such as microscope can obtain general means and be difficult to the internal structural informations such as the plant tissue and the cell that obtain, and it is organic whole
After conjunction, this plant can be shown from macroscopic view to microcosmic from outer shape to internal structure well.In conjunction with Leap
The gesture interaction of Motion and above-mentioned reconstructing three-dimensional model and methods of exhibiting, can bring comprehensive knowledge to explain and complete to spectators
New interactive experience, lifting spectators' sense of participation is subject to.
Fig. 1 is a kind of flow chart of the methods of exhibiting of plant threedimensional model that the embodiment of the present invention one proposes, as Fig. 1 institute
Show, the method comprising the steps of：
S101, the image information of acquisition plant different scale, described image information includes two-dimensional image information and graphics
As information；
S102, described image information is carried out processing the threedimensional model obtaining described plant different levels；
S103, the threedimensional model of described plant different levels is carried out Model Fusion, obtain whole strain Fusion Model；
S104, model display is carried out to described whole strain Fusion Model；
S105, structure model display interactive interface, pass through gesture instruction using motion sensing control technology and currently carry out
Model display interact control.
In the embodiment of the present invention, the methods of exhibiting of described plant threedimensional model also includes：Step S106, by described model exhibition
Show and carry out multi-platform issue.
In the embodiment of the present invention, multi-platform issue is realized by Unity3D instrument.Wherein, Unity3D can achieve once
Coding is repeatedly issued, and completes PC by change issue option, the issue of multiple platform such as Mac, Web.
Wherein, step S101 specifically includes：Obtain three dimensional point cloud, two-dimensional image sequence and the three-dimensional surface of plant
Figure.
In embodiments of the present invention, be utilized respectively 3-dimensional digital scanner, microsection scanner or CT scanner and
AFM etc. obtains two dimension or the three-dimensional information of plant different scale.What wherein spatial digitizer obtained is three-dimensional point cloud
What data, section scanning and CT scan obtained is two-dimensional image sequence, and what AFM obtained is three-dimension surface.
Wherein, step S102 specifically includes：
The three dimensional point cloud of plant is carried out denoising and simplifies, and the data triangle gridding after processing is formed whole strain
Model；
Two-dimensional image sequence is set up threedimensional model using iso-surface patch method, and by corresponding for multiple two-dimensional image sequence three
Dimension module carries out registration and splicing obtains organizing organization model；
Three-dimension surface is carried out Light deformation, splicing and fusion, obtains cell model.
In embodiments of the present invention, using different computer graphics algorithms to obtain two and three dimensions information at
Reason, respectively obtains the threedimensional model of each level, specifically includes：After cloud data is carried out with denoising, simplifying, triangle gridding shape
Become whole strain model；Two-dimensional image sequence sets up threedimensional model using iso-surface patch method because every time serialize limited length, need by
Each several part model carries out registration and splicing；It is less that AFM obtains image area every time, therefore only obtains different parts
With the partial 3-D exterior view of tissue, then the operations such as Light deformation, splicing and fusion are carried out to it so as to spelling group is complete group
Knit structure.
The present invention is set using 3-dimensional digital scanner, microsection scanner and CT scanner and AFM etc.
Back-up does not obtain plant from microcosmic to macroscopical different scale two, three-dimensional information, and processing data generates threedimensional model, merges each chi
The lower threedimensional model of degree, is allowed to form organically unified entirety, obtains whole strain Fusion Model, and whole strain Fusion Model is opened up
Show.
Wherein, step S104 specifically includes：
Using detail technology, according to the residing position in display environment of the node in described whole strain Fusion Model
Put, adjust the distribution of rendering resources；
Using occlusion culling technology, the part not being blocked in described whole strain Fusion Model is rendered；
Using cone occluding technique, wash with watercolours is carried out to the part being presented within camera view cone in described whole strain Fusion Model
Dye；
Whole strain Fusion Model after above-mentioned steps are processed is shown at many levels.
In embodiments of the present invention, mainly LOD (Levels of Detail), Occlusion Culling are adopted, and
Frustum Culling technology carries out the displaying of model.LOD means detail, residing in display environment according to model
Position, adjust the distribution of rendering resources, reduce the face number of insignificant object and degrees of detail, render amount of calculation to reduce.
Occlusion Culling is occlusion culling, only renders the object not being blocked.Frustum Culling rejects for the cone, only
Render the object within camera view cone.Whole strain Fusion Model after above-mentioned steps are processed is shown at many levels,
Specifically include：Camera according to model farther out when, display by the whole strain model obtaining after process points cloud；Camera furthers, and amplifies plant mould
Type, camera shows after entering inside plants by the group organization model obtaining after process image sequence；Continue to amplify, camera enters tissue
Show, behind inside, the cell model being obtained by three-dimension surface.
The embodiment of the present invention, using Leap Motion for Unity3D SDK programming development User Interface and its
His functional unit, realizes the intelligent interaction interacting by gesture instruction and display systems.
For example, finger hovering represents and selects object or click on button：Obtain finger tip coordinate, when finger tip is in object or button area
When domain stops, start timing and show timing animation, when the time of staying exceedes given threshold, select or click on and come into force.Mobile single
Individual finger represents sliding mouse：Obtain finger number, when finger number is 1, obtain finger tip space coordinates, and by space coordinates
Be converted to screen coordinate, screen coordinate is assigned to mouse.Translation palm represents operation model displacement：Obtain palm number, if
When palm number is 1, obtain palm space coordinates, by the change superposition of palm coordinate position to object coordinates, control object to carry out
Translation.Two hands away from, near represent zoom model：Obtain palm number, if palm number is 2, obtain the sky of two palms
Between coordinate, judge the palm direction of motion and distance, when two palms move horizontally towards each other, reduce model, reduce ratio be fortune
The ratio of dynamic initial position and motion end position；When two palm levels are moved away from, scale-up model, magnification ratio is motion
The ratio of initial position and motion end position.Two hands are embraced ball rotation and are represented rotating model：Obtain palm number, if palm number is
When 2, obtain the space coordinates of ten finger tips, the space coordinates according to ten finger tips uses least square fitting spheroid, two hands
During rotation, the radius of turn of model is the radius of you and spheroid, and the anglec of rotation is palm motion initial angle and motion ending corner
The difference of degree.
Fig. 2 is a kind of module diagram of the display systems of plant threedimensional model that the embodiment of the present invention two proposes, such as Fig. 2
Shown, described system includes：
Data obtaining module 201, for obtaining the image information of plant different scale, described image information includes X-Y scheme
As information and three-dimensional image information；
Model generation module 202, for carrying out processing the three-dimensional obtaining described plant different levels to described image information
Model；
Model Fusion module 203, for the threedimensional model of described plant different levels is carried out Model Fusion, obtains whole strain
Fusion Model；
Display module 204, for carrying out model display to described whole strain Fusion Model；
Interactive controlling module 205, for building model display interactive interface, passes through gesture instruction using motion sensing control technology
Interact control with currently ongoing model display.
In embodiments of the present invention, this system also includes：Release module 206, for being put down described model display more
Platform is issued.
In embodiments of the present invention, data obtaining module 201 specifically includes：
3-dimensional digital scanner, for obtaining the three dimensional point cloud of plant；
Microsection scanner or CT scanner, for obtaining the two-dimensional image sequence of plant；
AFM, for obtaining the partial 3-D exterior view of plant different parts and tissue.
In embodiments of the present invention, model generation module 202 specifically includes：
Whole strain model generation module, for the three dimensional point cloud of plant being carried out denoising and simplifying, and will process after
Data triangle gridding forms whole strain model；
Group organization model generation module, for two-dimensional image sequence is set up threedimensional model using iso-surface patch method, and will be many
The corresponding threedimensional model of individual two-dimensional image sequence carries out registration and splicing obtains organizing organization model；
Cell model generation module, for three-dimension surface is carried out Light deformation, splicing and fusion, obtains cell model.
Using a kind of methods of exhibiting of plant threedimensional model proposed by the present invention and system, based on Leap Motion body-sensing
Control technology, realizes the interactive display of plant science popularization, not only increases the propaganda strength of Agricultural Popular Science knowledge, brings spectators more
Plus intuitively the mode of intelligence transmission and virtual world roaming experience, strengthen user degree of participation, improve user feeling of immersion,
And, the three-dimensional information of the different scale based on plant obtains and merges, and improves the accuracy during plant science popularization is shown simultaneously
And systematicness.
Through the above description of the embodiments, those skilled in the art can be understood that the present invention can be led to
Cross hardware to realize it is also possible to the mode by software plus necessary general hardware platform to be realized.Based on such understanding, this
Bright technical scheme can be embodied in the form of software product, and this software product can be stored in non-volatile memories
Medium (can be CD-ROM, USB flash disk, portable hard drive etc.) in, including some instructions with so that a computer equipment (can be
Personal computer, server, or network equipment etc.) execution each embodiment of the present invention described in method.
It will be appreciated by those skilled in the art that accompanying drawing is the schematic diagram of a preferred embodiment, the module in accompanying drawing or stream
Journey is not necessarily implemented necessary to the present invention.
It will be appreciated by those skilled in the art that module in device in embodiment can be carried out point according to embodiment description
It is distributed in the device of embodiment and be disposed other than in one or more devices of the present embodiment it is also possible to carry out respective change.On
The module stating embodiment can merge into a module it is also possible to be further split into multiple submodule.
The several specific embodiments being only the present invention disclosed above, but, the present invention is not limited to this, any ability
What the technical staff in domain can think change all should fall into protection scope of the present invention.
Claims (6)
1. a kind of methods of exhibiting of plant threedimensional model is it is characterised in that the method comprising the steps of：
Obtain the image information of plant different scale, described image information includes two-dimensional image information and three-dimensional image information, tool
Body includes：Obtain three dimensional point cloud, two-dimensional image sequence and the three-dimension surface of plant；
Described image information is carried out processing the threedimensional model obtaining described plant different levels, specifically includes：
The three dimensional point cloud of plant is carried out denoising and simplifies, and the data triangle gridding after processing is formed whole strain mould
Type；
Two-dimensional image sequence is set up threedimensional model using iso-surface patch method, and by corresponding for multiple two-dimensional image sequence three-dimensional mould
Type carries out registration and splicing obtains organizing organization model；
Three-dimension surface is carried out Light deformation, splicing and fusion, obtains cell model；
The threedimensional model of described plant different levels is carried out Model Fusion, obtains whole strain Fusion Model；
Model display is carried out to described whole strain Fusion Model；
Build model display interactive interface, pass through gesture instruction and currently ongoing model display using motion sensing control technology
Interact control.
2. the method for claim 1 is it is characterised in that methods described also includes：
Described model display is carried out multi-platform issue.
3. the method for claim 1 is it is characterised in that described carry out model display to whole strain Fusion Model and specifically wrap
Include：
Using detail, according to the node in described whole strain Fusion Model in display environment location, adjust wash with watercolours
The distribution of dye resource；
Using occlusion culling, the part not being blocked in described whole strain Fusion Model is rendered；
Rejected using the cone, the part being presented within camera view cone in described whole strain Fusion Model is rendered；
Whole strain Fusion Model after above-mentioned steps are processed is shown at many levels.
4. method as claimed in claim 2 it is characterised in that described by model display carry out multi-platform issue specifically by
Multi-platform issue realized by Unity3D instrument.
5. a kind of display systems of plant threedimensional model are it is characterised in that described system includes：
Data obtaining module, for obtaining the image information of plant different scale, described image information includes two-dimensional image information
And three-dimensional image information；
Described information acquisition module specifically includes：
3-dimensional digital scanner, for obtaining the three dimensional point cloud of plant；
Microsection scanner or CT scanner, for obtaining the two-dimensional image sequence of plant；
AFM, for obtaining the partial 3-D exterior view of plant different parts and tissue；
Model generation module, for carrying out processing the threedimensional model obtaining described plant different levels to described image information；
Described model generation module specifically includes：
Whole strain model generation module, for the three dimensional point cloud of plant being carried out denoising and simplifying, and by process after data
Triangle gridding forms whole strain model；
Group organization model generation module, for setting up threedimensional model by two-dimensional image sequence using iso-surface patch method, and by multiple two
The dimension corresponding threedimensional model of image sequence carries out registration and splicing obtains organizing organization model；
Cell model generation module, for three-dimension surface is carried out Light deformation, splicing and fusion, obtains cell model；
Model Fusion module, for the threedimensional model of described plant different levels is carried out Model Fusion, obtains whole strain and merges mould
Type；
Display module, for carrying out model display to described whole strain Fusion Model；
Interactive controlling module, for building model display interactive interface, using motion sensing control technology pass through gesture instruction with current
Ongoing model display interacts control.
6. system as claimed in claim 5 is it is characterised in that described system also includes：
Release module, for carrying out multi-platform issue by described model display.
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| CN106066690A (en) * | 2016-05-27 | 2016-11-02 | 北京派得伟业科技发展有限公司 | Simulation rice transplanting method and apparatus based on body-sensing technology |
| CN106776449A (en) * | 2016-12-21 | 2017-05-31 | 北京农业信息技术研究中心 | A kind of plant KePu Electronics book reads methods of exhibiting and device |
| CN107578466B (en) * | 2017-09-04 | 2020-12-29 | 苏州英诺迈医学创新服务有限公司 | Medical instrument display method and device |
| CN109658448A (en) * | 2018-11-29 | 2019-04-19 | 武汉中地地科传媒文化有限责任公司 | A kind of product introduction method and system based on body feeling interaction |
| CN109559366A (en) * | 2018-12-18 | 2019-04-02 | 珠海格力电器股份有限公司 | Display methods, device, storage medium and the equipment of potted plant growth course |
| CN109699349B (en) * | 2019-02-21 | 2021-05-07 | 北京农业信息技术研究中心 | Vegetation 3D directly broadcasts device |
| CN110038302B (en) * | 2019-04-18 | 2020-09-01 | 成都四方伟业软件股份有限公司 | Unity 3D-based grid generation method and device |
| CN111429578B (en) * | 2020-03-25 | 2023-05-26 | 华电莱州发电有限公司 | Three-dimensional model generation method and three-dimensional virtual overhaul system for thermal power plant unit |
| CN112799517B (en) * | 2021-02-23 | 2022-08-16 | 中国科学院深圳先进技术研究院 | Plant modeling method based on gesture interaction and plant modeling device and equipment thereof |
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