CN104200516A - 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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- CN104200516A CN104200516A CN201410381580.3A CN201410381580A CN104200516A CN 104200516 A CN104200516 A CN 104200516A CN 201410381580 A CN201410381580 A CN 201410381580A CN 104200516 A CN104200516 A CN 104200516A
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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 Agricultural Information technical field, particularly the methods of exhibiting of a Plants three-dimensional model and system.
Background technology
Country continues to increase agriculture field attention degree, and Agricultural Popular Science job development is relatively good, but relevant display systems slower development has a certain impact to science popularization effect.
What the displaying of plant science popularization at present utilization was maximum is image, text, the two-dimensional approach such as video, it is unified that display form is tending towards, slightly dull, less with audience interaction, the state of spectators in passive receive, lack feeling of immersion and experience sense, this just causes spectators' anhedonia, causes science popularization to be shown and does not have due effect.Except above-mentioned traditional exhibition method, digital three-dimensional model has also obtained application in some science popularization are shown, drawn by art designing personnel but these models are many, more lay particular emphasis on the artistic effect of model, in scientific and accuracy, have certain deviation, this is also some problems that will be avoided as possible in science popularization is shown.The method of existing displaying inside plants institutional framework in addition, be mostly the ways of presentation of the two dimension such as section preparation and micro-image, lack from cell level to organisational level again to the individual level of plant, show step by step its three-dimensional structure and at different levels between the method and system of constituent relation.
Summary of the invention
For addressing the above problem, the present invention proposes methods of exhibiting and the system of a Plants three-dimensional model, effectively improve the accuracy that plant three-dimensional model is shown, systemic and interesting.
The methods of exhibiting that the present invention proposes a Plants three-dimensional model, said method comprising the steps of:
Obtain the image information of plant different scale, described image information comprises two-dimensional image information and three-dimensional image information;
Described image information is processed to the three-dimensional model that obtains described plant different levels;
The three-dimensional model of described plant different levels is carried out to model fusion, obtain whole strain Fusion Model;
Described whole strain Fusion Model is carried out to model display;
Build model display interactive interface, utilize body sense control technology to control alternately by gesture instruction and current ongoing model display.
Further, described method also comprises:
Described model display is carried out to multi-platform issue.
Further, the image information of obtaining plant different scale described in specifically comprises:
Obtain three dimensional point cloud, two-dimensional image sequence and the three-dimension surface of plant.
Further, describedly image information processed to the three-dimensional model that obtains described plant different levels specifically comprise:
The three dimensional point cloud of plant is carried out to denoising and simplifies, and data triangle gridding after treatment is formed to whole strain model;
Utilize iso-surface patch method to set up three-dimensional model two-dimensional image sequence, and three-dimensional model corresponding multiple two-dimensional image sequence is carried out to registration and splicing obtains organize models;
Three-dimension surface is carried out to micro-distortion, splicing and fusion, obtain cell model.
Further, describedly whole strain Fusion Model carried out to model display specifically comprise:
Adopt detail, according to the node residing position in display environment in described whole strain Fusion Model, regulate the distribution of playing up resource;
Adopt occlusion culling, the part not being blocked in described whole strain Fusion Model is played up;
The employing cone is rejected, and the part that is presented on video camera cone inside in described whole strain Fusion Model is played up;
To showing at many levels through above-mentioned steps whole strain Fusion Model after treatment.
Further, describedly model display is carried out to multi-platform issue be specially by Unity3D instrument and realize multi-platform issue.
The invention allows for the display systems of a Plants three-dimensional model, described system comprises:
Acquisition of information module, for obtaining the image information of plant different scale, described image information comprises two-dimensional image information and three-dimensional image information;
Model generation module, for processing the three-dimensional model that obtains described plant different levels to described image information;
Model Fusion Module, for the three-dimensional model of described plant different levels is carried out to model fusion, obtains whole strain Fusion Model;
Display module, for carrying out model display to described whole strain Fusion Model;
Mutual control module, for building model display interactive interface, utilizes body sense control technology to control alternately by gesture instruction and current ongoing model display.
Further, described system also comprises:
Release module, for carrying out multi-platform issue by described model display.
Further, described acquisition of information module specifically comprises:
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;
Atomic force microscope, for obtaining the partial 3-D exterior view of plant different parts and tissue.
Further, described model generation module specifically comprises:
Whole strain model generation module, for the three dimensional point cloud of plant is carried out to denoising and simplifies, and forms whole strain model by data triangle gridding after treatment;
Organize models's generation module, for two-dimensional image sequence being utilized iso-surface patch method set up three-dimensional model, and carries out registration by three-dimensional model corresponding multiple two-dimensional image sequence and splicing obtains organize models;
Cell model generation module, for three-dimension surface is carried out to micro-distortion, splicing and fusion, obtains cell model.
The present invention proposes a kind of methods of exhibiting and system of the plant three-dimensional model based on Leap Motion body sense control technology, realize the interactive display of plant science popularization, not only increase the propaganda strength of Agricultural Popular Science knowledge, bringing spectators' roaming of the mode of intelligence transmission and virtual world more intuitively experiences, strengthen user's degree of participation, improve user's feeling of immersion, and, the three-dimensional information of the different scale based on plant obtains and merges, and has improved accuracy and systematicness during plant science popularization is shown simultaneously.
Brief description of the drawings
Fig. 1 is the process flow diagram of the methods of exhibiting of the Plants three-dimensional model that proposes of the embodiment of the present invention one;
Fig. 2 is the module diagram of the display systems of the Plants three-dimensional model that proposes of the embodiment of the present invention two.
Embodiment
Below in conjunction with drawings and Examples, the specific embodiment of the present invention is described in further detail.Following examples are used for illustrating the present invention, but are not used for limiting the scope of the invention.
Leap Motion is a infrared sensor with motion capture and gesture identification, obtains the three dimensional space coordinate of both hands by binocular imaging technology, coordinate motion track characteristic is carried out to pattern-recognition and obtain the gesture that user makes.Therefore user can be undertaken alternately by gesture and display systems, strengthens user's degree of participation, makes displaying obtain better effect.Along with the continuous expansion of body sense equipment application, in body sense equipment introduced plant three-dimensional display, can greatly improve bandwagon effect and spectators' degree of participation, the development of plant three-dimensional display technology is had to indispensable facilitation.And, along with the maturation gradually of 3-dimensional digital scanning technique, the dimensional accuracy of 3-D scanning has remarkable progress, can obtain the accurate three-dimensional model of 1:1 by spatial digitizer, to plant, the obtaining three-dimensional models such as agricultural product provide approach rapidly and efficiently, and have solved the scientific not enough problem of manual modeling.By microscan and three-dimensional reconstruction to section, CT three-dimensional reconstruction, and the technology such as atomic force microscope can be obtained the internal structural information such as plant tissue and cell that general means is difficult to obtain, by after its organic combination, this plant can, from macroscopic view to microcosmic, can well be shown from outer shape to inner structure.In conjunction with gesture interaction and above-mentioned reconstructing three-dimensional model and the methods of exhibiting of Leap Motion, can bring comprehensive knowledge explanation and brand-new interactive experience to spectators, promote spectators and participate in impression.
Fig. 1 is the process flow diagram of the methods of exhibiting of the Plants three-dimensional model that proposes of the embodiment of the present invention one, as shown in Figure 1, said method comprising the steps of:
S101, obtain the image information of plant different scale, described image information comprises two-dimensional image information and three-dimensional image information;
S102, described image information is processed to the three-dimensional model that obtains described plant different levels;
S103, the three-dimensional model of described plant different levels is carried out to model fusion, obtain whole strain Fusion Model;
S104, described whole strain Fusion Model is carried out to model display;
S105, structure model display interactive interface, utilize body sense control technology to control alternately by gesture instruction and current ongoing model display.
In the embodiment of the present invention, the methods of exhibiting of described plant three-dimensional model also comprises: step S106, described model display is carried out to multi-platform issue.
In the embodiment of the present invention, realize multi-platform issue by Unity3D instrument.Wherein, Unity3D can realize first encoding and repeatedly issue, and issues option by change and complete PC, Mac, the issue of multiple platforms such as Web.
Wherein, step S101 specifically comprises: the three dimensional point cloud, two-dimensional image sequence and the three-dimension surface that obtain plant.
In embodiments of the present invention, utilize respectively 3-dimensional digital scanner, microsection scanner or CT scanner and atomic force microscope etc. to obtain two dimension or the three-dimensional information of plant different scale.What wherein spatial digitizer obtained is three dimensional point cloud, and what section scanning and CT scan obtained is two-dimensional image sequence, and what atomic force microscope obtained is three-dimension surface.
Wherein, step S102 specifically comprises:
The three dimensional point cloud of plant is carried out to denoising and simplifies, and data triangle gridding after treatment is formed to whole strain model;
Utilize iso-surface patch method to set up three-dimensional model two-dimensional image sequence, and three-dimensional model corresponding multiple two-dimensional image sequence is carried out to registration and splicing obtains organize models;
Three-dimension surface is carried out to micro-distortion, splicing and fusion, obtain cell model.
In embodiments of the present invention, utilize different computer graphics algorithms to process the two and three dimensions information of obtaining, the three-dimensional model that obtains respectively each level, specifically comprises: after cloud data is carried out denoising, simplified, triangle gridding forms whole strain model; Two-dimensional image sequence adopts iso-surface patch method to set up three-dimensional model, because each serializing limited length need be carried out registration and splicing by each several part model; It is less that atomic force microscope obtains image area at every turn, therefore only obtains the partial 3-D exterior view of different parts and tissue, then it carried out the operations such as micro-distortion, splicing and fusion, and making its spelling group is complete institutional framework.
The present invention utilizes the equipment such as 3-dimensional digital scanner, microsection scanner and CT scanner and atomic force microscope to obtain respectively plant from microcosmic to macroscopical different scale two, three-dimensional information, deal with data generating three-dimensional models, merge three-dimensional model under each yardstick, make it to form organic Unified Global, obtain whole strain Fusion Model, and whole strain Fusion Model is shown.
Wherein, step S104 specifically comprises:
Adopt detail technology, according to the node residing position in display environment in described whole strain Fusion Model, regulate the distribution of playing up resource;
Adopt occlusion culling technology, the part not being blocked in described whole strain Fusion Model is played up;
Adopt the cone to reject technology, the part that is presented on video camera cone inside in described whole strain Fusion Model is played up;
To showing at many levels through above-mentioned steps whole strain Fusion Model after treatment.
In embodiments of the present invention, mainly adopt LOD (Levels of Detail), Occlusion Culling, and Frustum Culling technology is carried out the displaying of model.LOD means detail, according to model residing position in display environment, regulates the distribution of playing up resource, reduces face number and the degrees of detail of non-important objects, plays up calculated amount to reduce.Occlusion Culling is occlusion culling, only plays up the object not being blocked.Frustum Culling is that the cone is rejected, and only plays up the object in video camera cone inside.To showing at many levels through above-mentioned steps whole strain Fusion Model after treatment, specifically comprise: when camera is far away according to model, show by the whole strain model obtaining after process points cloud; Camera furthers, and amplifies plant model, and camera shows the organize models obtaining after image sequence by processing after entering inside plants; Continue to amplify, camera shows the cell model being obtained by three-dimension surface after entering organization internal.
The embodiment of the present invention, utilizes Leap Motion for Unity3D SDK programming development User Interface and other functional modules, realizes and carries out mutual intelligent reciprocal process by gesture instruction and display systems.
For example, finger hovering represents to select object or button click: obtain finger tip coordinate, when finger tip is in the time that object or button area stop, start timing and also show timing animation, the residence time, while exceeding setting threshold, is selected or clicks and come into force.Mobile single finger represents sliding mouse: obtain finger number, in the time that finger number is 1, obtains finger tip volume coordinate, and be screen coordinate by space coordinate conversion, by screen coordinate assignment to mouse.Translation palm represents operation model displacement: obtain palm number, if palm number is, obtain palm volume coordinate at 1 o'clock, palm coordinate position is changed to stack to object coordinates, control object and carry out translation.Two hands away from, near represent zoom model: obtain palm number, if palm number is, obtain the volume coordinate of two palms at 2 o'clock, judge palm direction of motion and distance, in the time that two palm levels move in opposite directions, dwindle model, scale down is motion initial position and the ratio of motion end position; When two palm levels opposing when mobile, exaggeration model, magnification ratio is motion initial position and the ratio of motion end position.Two hands are embraced ball rotation and are represented rotating model: obtain palm number, if palm number is 2 o'clock, obtain the volume coordinate of ten finger tips, use least square fitting spheroid according to the volume coordinate of ten finger tips, when two hand-screws turn, the radius of turn of model is the radius of you and spheroid, and the anglec of rotation is the poor of palm motion initial angle and motion angle at the end.
Fig. 2 is the module diagram of the display systems of the Plants three-dimensional model that proposes of the embodiment of the present invention two, and as shown in Figure 2, described system comprises:
Acquisition of information module 201, for obtaining the image information of plant different scale, described image information comprises two-dimensional image information and three-dimensional image information;
Model generation module 202, for processing the three-dimensional model that obtains described plant different levels to described image information;
Model Fusion Module 203, for the three-dimensional model of described plant different levels is carried out to model fusion, obtains whole strain Fusion Model;
Display module 204, for carrying out model display to described whole strain Fusion Model;
Mutual control module 205, for building model display interactive interface, utilizes body sense control technology to control alternately by gesture instruction and current ongoing model display.
In embodiments of the present invention, this system also comprises: release module 206, and for described model display is carried out to multi-platform issue.
In embodiments of the present invention, acquisition of information module 201 specifically comprises:
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;
Atomic force microscope, 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 comprises:
Whole strain model generation module, for the three dimensional point cloud of plant is carried out to denoising and simplifies, and forms whole strain model by data triangle gridding after treatment;
Organize models's generation module, for two-dimensional image sequence being utilized iso-surface patch method set up three-dimensional model, and carries out registration by three-dimensional model corresponding multiple two-dimensional image sequence and splicing obtains organize models;
Cell model generation module, for three-dimension surface is carried out to micro-distortion, splicing and fusion, obtains cell model.
Adopt methods of exhibiting and the system of a Plants three-dimensional model of the present invention's proposition, based on Leap Motion body sense control technology, realize the interactive display of plant science popularization, not only increase the propaganda strength of Agricultural Popular Science knowledge, bringing spectators' roaming of the mode of intelligence transmission and virtual world more intuitively experiences, strengthen user's degree of participation, improve user's feeling of immersion, and, the three-dimensional information of the different scale based on plant obtains and merges, and has improved accuracy and systematicness during plant science popularization is shown simultaneously.
Through the above description of the embodiments, those skilled in the art can be well understood to the present invention and can realize by hardware, and the mode that also can add necessary general hardware platform by software realizes.Based on such understanding, technical scheme of the present invention can embody with the form of software product, it (can be CD-ROM that this software product can be stored in a non-volatile memory medium, USB flash disk, portable hard drive etc.) in, comprise that some instructions are in order to make a computer equipment (can be personal computer, server, or the network equipment etc.) carry out the method described in each embodiment of the present invention.
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 flow process might not be that enforcement the present invention is necessary.
It will be appreciated by those skilled in the art that the module in the device in embodiment can be distributed in the device of embodiment according to embodiment description, also can carry out respective change and be arranged in the one or more devices that are different from the present embodiment.The module of above-described embodiment can be merged into a module, also can further split into multiple submodules.
Disclosed is above only several specific embodiment of the present invention, and still, the present invention is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection scope of the present invention.
Claims (10)
1. the methods of exhibiting of a Plants three-dimensional model, is characterized in that, said method comprising the steps of:
Obtain the image information of plant different scale, described image information comprises two-dimensional image information and three-dimensional image information;
Described image information is processed to the three-dimensional model that obtains described plant different levels;
The three-dimensional model of described plant different levels is carried out to model fusion, obtain whole strain Fusion Model;
Described whole strain Fusion Model is carried out to model display;
Build model display interactive interface, utilize body sense control technology to control alternately by gesture instruction and current ongoing model display.
2. the method for claim 1, is characterized in that, described method also comprises:
Described model display is carried out to multi-platform issue.
3. the method for claim 1, is characterized in that, described in obtain plant different scale image information specifically comprise:
Obtain three dimensional point cloud, two-dimensional image sequence and the three-dimension surface of plant.
4. method as claimed in claim 3, is characterized in that, describedly image information is processed to the three-dimensional model that obtains described plant different levels specifically comprises:
The three dimensional point cloud of plant is carried out to denoising and simplifies, and data triangle gridding after treatment is formed to whole strain model;
Utilize iso-surface patch method to set up three-dimensional model two-dimensional image sequence, and three-dimensional model corresponding multiple two-dimensional image sequence is carried out to registration and splicing obtains organize models;
Three-dimension surface is carried out to micro-distortion, splicing and fusion, obtain cell model.
5. the method for claim 1, is characterized in that, describedly whole strain Fusion Model is carried out to model display specifically comprises:
Adopt detail, according to the node residing position in display environment in described whole strain Fusion Model, regulate the distribution of playing up resource;
Adopt occlusion culling, the part not being blocked in described whole strain Fusion Model is played up;
The employing cone is rejected, and the part that is presented on video camera cone inside in described whole strain Fusion Model is played up;
To showing at many levels through above-mentioned steps whole strain Fusion Model after treatment.
6. method as claimed in claim 2, is characterized in that, describedly model display is carried out to multi-platform issue is specially by Unity3D instrument and realizes multi-platform issue.
7. the display systems of a Plants three-dimensional model, is characterized in that, described system comprises:
Acquisition of information module, for obtaining the image information of plant different scale, described image information comprises two-dimensional image information and three-dimensional image information;
Model generation module, for processing the three-dimensional model that obtains described plant different levels to described image information;
Model Fusion Module, for the three-dimensional model of described plant different levels is carried out to model fusion, obtains whole strain Fusion Model;
Display module, for carrying out model display to described whole strain Fusion Model;
Mutual control module, for building model display interactive interface, utilizes body sense control technology to control alternately by gesture instruction and current ongoing model display.
8. system as claimed in claim 7, is characterized in that, described system also comprises:
Release module, for carrying out multi-platform issue by described model display.
9. system as claimed in claim 7, is characterized in that, described acquisition of information module specifically comprises:
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;
Atomic force microscope, for obtaining the partial 3-D exterior view of plant different parts and tissue.
10. system as claimed in claim 9, is characterized in that, described model generation module specifically comprises:
Whole strain model generation module, for the three dimensional point cloud of plant is carried out to denoising and simplifies, and forms whole strain model by data triangle gridding after treatment;
Organize models's generation module, for two-dimensional image sequence being utilized iso-surface patch method set up three-dimensional model, and carries out registration by three-dimensional model corresponding multiple two-dimensional image sequence and splicing obtains organize models;
Cell model generation module, for three-dimension surface is carried out to micro-distortion, splicing and fusion, obtains cell model.
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| CN104966430A (en) * | 2015-06-09 | 2015-10-07 | 北京农业智能装备技术研究中心 | Grape vine binding simulation training system and method |
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| 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 |
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| CN110038302A (en) * | 2019-04-18 | 2019-07-23 | 成都四方伟业软件股份有限公司 | Grid generation method and device based on Unity3D |
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| CN112799517A (en) * | 2021-02-23 | 2021-05-14 | 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 |
| 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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