CN106066690A - Simulation rice transplanting method and apparatus based on body-sensing technology - Google Patents
Simulation rice transplanting method and apparatus based on body-sensing technology Download PDFInfo
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- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
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Abstract
The present invention relates to a kind of simulation rice transplanting method and apparatus based on body-sensing technology, including: obtain true rice transplanting ambient image information, build the three-dimensional scene models of rice transplanting scene；Water body in described three-dimensional scene models is carried out the dynamics simulation of water；Gather the image information of rice shoot, build the three-dimensional rice shoot model of rice shoot；Build model interactive interface, utilize body feeling interaction technology, by gesture instruction, the three-dimensional rice shoot model in described three-dimensional scene models is interacted control.The technical scheme that the embodiment of the present invention provides, the simulation of high-precision farming gesture operation can be met, reach again quickly to catch, the response effect of low latency, according to the method, user can not only practise the sequence of operations of rice transplanting, eliminate the wasting of resources and the waste of human cost, moreover it is possible to make user preferably grasp rice transplanting technology.
Description
Technical field
The present invention relates to technical field of agricultural information, particularly to a kind of simulation rice transplanting method based on body-sensing technology and dress
Put.
Background technology
Virtual reality is intended to create one by computer system makes people feel with true environment in sides such as vision, hearing, touch senses
The virtual world of face height approximation.User can interact with the object in virtual world by necessary equipment, phase
Impact mutually, produces impression and the experience coming to true environment personally.
Traditional rice transplanting training is mainly to provide the forms such as books, lecture, videodisc, and the student participating in training is difficult
Understanding the knowledge and technology principle of these complexity with visual pattern, result of training is undesirable.Real rice transplanting, needs to consider water
The selection in rice rice transplanting period, specification and the density of rice transplanting, rice transplanting method (such as: the machine transplanting of rice educated by dish, artificial hand is inserted or planting, alms bowl
Seedling throw plant) etc. many factors.And, rice transplanting training on the spot is also often subject to the restriction of the factor such as weather, place.Traditional inserts
Seedling, rational transplanting depth, at 2 cm, so can expand the photosynthetic accumulation of rice shoot, improves economic flow rate, does not float, not
Deeply.
Due to the restriction of various factors, student can not correctly grasp rice transplanting technology, during rice transplanting on the spot, often grasp
The dynamics of bad rice transplanting and the degree of depth, to a certain extent, can impact the economic flow rate of Oryza sativa L..Therefore, if in indoor
Just can simulating rice transplanting environment truly, bringing the biggest help by student being learnt rice transplanting technology.
Summary of the invention
The technical problem to be solved is how to build real rice transplanting environment to carry out rice transplanting simulation.
For this purpose it is proposed, the present invention proposes a kind of simulation rice transplanting method based on body-sensing technology, including:
Obtain true rice transplanting ambient image information, build the three-dimensional scene models of rice transplanting scene；
Water body in described three-dimensional scene models is carried out the dynamics simulation of water；
Gather the image information of rice shoot, build the three-dimensional rice shoot model of rice shoot；
Build model interactive interface, utilize body feeling interaction technology by gesture instruction to three in described three-dimensional scene models
Dimension rice shoot model interacts control.
Preferably, described acquisition true rice transplanting ambient image information, build the three-dimensional scene models of rice transplanting scene, also wrap
Include:
Build virtual light source, according to the lighting effect of true rice transplanting environment, the object in described three-dimensional scene models is entered
The simulation of row lighting effect.
Preferably, the described dynamics simulation that water body in described three-dimensional scene models is carried out water, including:
Based on hydrodynamic simulation plug-in unit, by hydrodynamics the water body in described three-dimensional scene models added buoyancy,
Fluctuation and lighting effect.
Preferably, described utilize body feeling interaction technology by gesture instruction to the three-dimensional rice shoot in described three-dimensional scene models
Model interacts control and specifically includes:
Obtain hand real time imaging, extract the some cloud information of hands；
By the hand model that described some cloud information architecture is real-time；
Default hands bone information and described hand model are carried out real-time matching, identifies finger information；
Follow the tracks of described finger information and obtain gesture information, generate gesture instruction；
According to described gesture instruction, the three-dimensional rice shoot model in described three-dimensional scene models is controlled.
Preferably, described structure model interactive interface also includes:
Utilize graph image interaction design engine Unity3D, coordinate interface plug-in unit NGUI, build model interactive interface；
Described model interactive interface is carried out flattening style process.
On the other hand, present invention also offers a kind of simulation seedling-transplanting device based on body-sensing technology, including:
Model of place modeling unit, is used for obtaining true rice transplanting ambient image information, builds the three-dimensional scenic of rice transplanting scene
Model；
Hydrodynamic simulation unit, for carrying out the dynamics simulation of water to the water body in described three-dimensional scene models；
Rice shoot modeling unit, for gathering the image information of rice shoot, builds the three-dimensional rice shoot model of rice shoot；
Interaction control unit, is used for building model interactive interface, utilizes body feeling interaction technology by gesture instruction to described
Three-dimensional rice shoot model in three-dimensional scene models interacts control.
Preferably, described model of place modeling unit also includes: rendering unit, and described rendering unit is used for building virtual optical
Source, according to the lighting effect of true rice transplanting environment, carries out the simulation of lighting effect to the object in described three-dimensional scene models.
Preferably, described hydrodynamic simulation unit includes that hydrodynamic simulation plug-in unit, described hydrodynamic simulation plug-in unit are used for leading to
Cross hydrodynamics and the water body in described three-dimensional scene models is added buoyancy, fluctuation and lighting effect.
Preferably, described interaction control unit includes:
Point cloud information retrieval subelement, is used for obtaining hand real time imaging, extracts the some cloud information of hands；
Hand model sets up subelement, for the hand model real-time by described some cloud information architecture；
Match cognization subelement, for default hands bone information and described hand model are carried out real-time matching, identifies hands
Finger information；
Subelement is followed the tracks of in position, is used for following the tracks of described finger information and obtains gesture information, generates gesture instruction；
Control subelement, for the three-dimensional rice shoot model in described three-dimensional scene models being carried out according to described gesture instruction
Control.
Preferably, described interaction control unit also includes:
Subelement is set up at interface, is used for utilizing graph image interaction design engine Unity3D, coordinates interface plug-in unit NGUI,
Build model interactive interface；
Flaky process subelement, for carrying out flattening style process to described model interactive interface.
The simulation rice transplanting method and apparatus based on body-sensing technology that the embodiment of the present invention provides, by building rice transplanting scene
Three-dimensional scene models and three-dimensional rice shoot model, utilize water surface Real-time dynamics to simulate, the water surface ring of true rice transplanting of reducing operation
Border, applies in the middle of simulation rice transplanting operation by gesture body feeling interaction technology, therefore, the technical scheme that the present invention provides, Ke Yiman
Foot high-precision farming gesture operation simulation, reaches again quickly to catch, the response effect of low latency, and according to the method, user is not
It is only capable of the sequence of operations of exercise rice transplanting, eliminates the wasting of resources and the waste of human cost, moreover it is possible to make user more preferable
Grasp rice transplanting technology.
Accompanying drawing explanation
By being more clearly understood from the features and advantages of the present invention with reference to accompanying drawing, accompanying drawing is schematic and should not manage
Solve as the present invention is carried out any restriction, in the accompanying drawings:
The schematic flow sheet of the simulation rice transplanting method based on body-sensing technology that Fig. 1 provides for the embodiment of the present invention；
The schematic flow sheet controlled based on body feeling interaction that Fig. 2 provides for the embodiment of the present invention；
The block schematic illustration of the simulation seedling-transplanting device based on body-sensing technology that Fig. 3 provides for the embodiment of the present invention；
The block schematic illustration of the interaction control unit that Fig. 4 provides for the embodiment of the present invention；
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the present invention is described in detail.
The invention provides a kind of simulation rice transplanting method based on body-sensing technology, the method may be used for the agrotechnical training of rice transplanting
Instruction, solves that rice transplanting result of training that existing agrotechnical Training Methodology causes is undesirable and the problem such as the wasting of resources.Certainly the present invention is also
User can be presented to as rice transplanting game.
As it is shown in figure 1, the simulation rice transplanting method that the present invention provides comprises the following steps:
S1: obtain true rice transplanting ambient image information, builds the three-dimensional scene models of rice transplanting scene；
Concrete, it is possible to use the computer graphic image interaction design engine Unity3D of main flow at present, simulation is real
Paddy environment, including real natural environment, Ru Shan, water, plant, illumination etc..According to the image of true paddy environment, build and insert
The three-dimensional scene models of seedling scene.
S2: the water body in described three-dimensional scene models is carried out the dynamics simulation of water；
It should be noted that utilize water surface Real-time dynamics imitation technology, water body is carried out dynamics simulation, purpose
It is to reduce the environment of true rice transplanting, makes user carry out rice transplanting simulation, if transplanting depth is defective, rice shoot meeting in virtual environment
Rebounded by buoyancy of water, and swim in the water surface, enter in water when holding tight rice shoot, the fluctuation of the water that environment meeting automatic imitation is slight
Effect, if power is excessive, can splash spray, allows user experience real rice transplanting environmental effect feedback.
S3: gather the image information of rice shoot, builds the three-dimensional rice shoot model of rice shoot；
It should be noted that build three-dimensional rice shoot model it is important that rice shoot plant to be carried out the simulation of three-dimensional configuration, logical
Cross and utilize digital image apparatus to gather the contour feature information that rice shoot plant is static, by Maya modeling software, according to crop
Morphosis and formation rule, by texture rendering techniques, construct virtual rice shoot plant actual profile model in a computer.
S4: build model interactive interface, utilizes body feeling interaction technology by gesture instruction in described three-dimensional scene models
Three-dimensional rice shoot model interact control.
Concrete, it is possible to use gesture body-sensing human-computer interaction technology Leap Motion, the most accurately catch staff
Bone information, carries out farming operating gesture recognition and tracking for the fingertip motions track extracted, and accurate simulation rice transplanting farming is grasped
Make, to come interactive with the rice shoot in virtual three-dimensional scene, carry out virtual rice transplanting simulation.
The simulation rice transplanting method based on body-sensing technology that the embodiment of the present invention provides, by building the three dimensional field of rice transplanting scene
Scape model and three-dimensional rice shoot model, utilize water surface Real-time dynamics to simulate, and the aquatic environment of true rice transplanting of reducing operation, by hands
Gesture body feeling interaction technology is applied in the middle of simulation rice transplanting operation, therefore, the technical scheme that the present invention provides, high accuracy can be met
The simulation of farming gesture operation, reach again quickly to catch, the response effect of low latency, according to the method, user can not only practice
Practise the sequence of operations of rice transplanting, eliminate the wasting of resources and the waste of human cost, moreover it is possible to make user preferably grasp rice transplanting
Technology.
On the basis of above-described embodiment, it is preferred that obtain true rice transplanting ambient image information described in step S1, build and insert
The three-dimensional scene models of seedling scene, also includes:
Build virtual light source, according to the lighting effect of true rice transplanting environment, the object in described three-dimensional scene models is entered
The simulation of row lighting effect.
Concrete, in Unity3D engine, build virtual light source, come on analog light source direct irradiation object in the scene
The illuminating effect formed and light source are via the effect of other body surfaces reflection back lighting in scene.
On the basis of above-described embodiment, it is preferred that step S2 carries out water to the water body in described three-dimensional scene models
Dynamics simulation, including:
Based on hydrodynamic simulation plug-in unit, by hydrodynamics the water body in described three-dimensional scene models added buoyancy,
Fluctuation and lighting effect.
Concrete, utilize high accuracy grid model by hydrodynamics, build the rice transplanting environment of emulation, to virtual ring
Water body in border, adds buoyancy, fluctuation and lighting effect etc., such as, by grid fluid simulation side based on two dimensional height field
Method, first this method is shown as water-gage to be a continuous print plane grid, then generates a series of corresponding to this network of throwing the net
Continuous print height texture-be referred to as height map.The most each grid vertex is corresponding to the pixel of a height map, as the water surface
Highly, thus represent the ripple effect of the whole water surface.Control the pixel of the height map of each grid vertex according to gesture, formed
Ripples.
On the basis of above-described embodiment, it is preferred that as in figure 2 it is shown, step S4 utilizes body feeling interaction technology to pass through gesture
Instruction interacts control to the three-dimensional rice shoot model in described three-dimensional scene models and specifically includes:
S401: obtain hand real time imaging, extracts the some cloud information of hands；
S402: by the hand model that described some cloud information architecture is real-time；
S403: default hands bone information and described hand model are carried out real-time matching, identifies finger information；
S404: follow the tracks of described finger information and obtain gesture information, generate gesture instruction；
S405: the three-dimensional rice shoot model in described three-dimensional scene models is controlled according to described gesture instruction.
It should be noted that gesture body feeling interaction technology includes graph and image processing, binocular vision, machine learning with
The complex technologys such as image recognition, detailed process is, extract REAL TIME INFRARED THERMAL IMAGE binocular vision real time imaging, carry out image analysis processing it
After, obtain the some cloud information of hands, by a hand model that cloud information architecture is real-time, by built-in hands skeleton real-time matching at fingerprint
On type, extract and identify finger information, utilize finger information to obtain gesture information, come and the rice shoot model in virtual three-dimensional scene
Come interactive, carry out virtual rice transplanting simulation.
On the basis of above-described embodiment, step S4 builds model interactive interface and also includes:
Utilize graph image interaction design engine Unity3D, coordinate interface plug-in unit NGUI, build model interactive interface；
Described model interactive interface is carried out flattening style process.
Concrete, NGUI plug-in unit, humanization designing, displaying circle of visualization can be coordinated by utilizing Unity3D engine
Face, and can add some picture character introductions, is mainly used in before simulation rice transplanting training starts, to the environment in rice field with
The shape of rice shoot and rice transplanting operation carry out picture and text introduction, let the user know that how this carries out rice transplanting operation.
It addition, for the interactivity and the interest that increase rice transplanting exercise, at the appointed time, such as, in 60 seconds, insert
Seedling is trained, and after countdown terminates, calculates rice transplanting and successfully counts and last mark, as required, it is also possible to interact game
Design, including game logic design, mark numerical computations and the game over logical design of game, game point logic and end
Logic can use C# script, writes score logic event and game over time discriminatory analysis.
On the other hand, as it is shown on figure 3, present invention also offers a kind of simulation seedling-transplanting device based on body-sensing technology, this dress
Putting and can use above-mentioned simulation rice transplanting method based on body-sensing technology, this device includes: model of place modeling unit 31, hydrodynamic(al)
Power analogue unit 32, rice shoot modeling unit 33, interaction control unit 34；
Model of place modeling unit 31 is used for obtaining true rice transplanting ambient image information, builds the three-dimensional scenic of rice transplanting scene
Model；
Hydrodynamic simulation unit 32 for carrying out the dynamics simulation of water to the water body in described three-dimensional scene models；
Rice shoot modeling unit 33, for gathering the image information of rice shoot, builds the three-dimensional rice shoot model of rice shoot；
Interaction control unit 34 is used for building model interactive interface, utilizes body feeling interaction technology by gesture instruction to described
Three-dimensional rice shoot model in three-dimensional scene models interacts control.
Concrete, model of place modeling unit 31 obtains true rice transplanting ambient image information, builds the three-dimensional of rice transplanting scene
Model of place；Hydrodynamic simulation unit 32 carries out the dynamics simulation of water to the water body in described three-dimensional scene models；Rice shoot is built
Form unit 33 gathers the image information of rice shoot, builds the three-dimensional rice shoot model of rice shoot；It is mutual that interaction control unit 34 builds model
Interface, utilizes body feeling interaction technology, by gesture instruction, the three-dimensional rice shoot model in described three-dimensional scene models is interacted control
System.
The simulation seedling-transplanting device based on body-sensing technology that the embodiment of the present invention provides, by building the three dimensional field of rice transplanting scene
Scape model and three-dimensional rice shoot model, utilize water surface Real-time dynamics to simulate, and the aquatic environment of true rice transplanting of reducing operation, by hands
Gesture body feeling interaction technology is applied in the middle of simulation rice transplanting operation, therefore, the technical scheme that the present invention provides, high accuracy can be met
The simulation of farming gesture operation, reach again quickly to catch, the response effect of low latency, according to the method, user can not only practice
Practise the sequence of operations of rice transplanting, eliminate the wasting of resources and the waste of human cost, moreover it is possible to make user preferably grasp rice transplanting
Technology.
Preferably, described model of place modeling unit 31 also includes: rendering unit, and described rendering unit is used for building virtual
Light source, according to the lighting effect of true rice transplanting environment, carries out the simulation of lighting effect to the object in described three-dimensional scene models.
Preferably, described hydrodynamic simulation unit 32 includes that hydrodynamic simulation plug-in unit, described hydrodynamic simulation plug-in unit are used for
By hydrodynamics, the water body in described three-dimensional scene models is added buoyancy, fluctuation and lighting effect.
Preferably, as shown in Figure 4, described interaction control unit 34 includes: some cloud information retrieval subelement 341, is used for obtaining
Take hand real time imaging, extract the some cloud information of hands；Hand model sets up subelement 342, for by described some cloud information architecture
Real-time hand model；Match cognization subelement 343, for carrying out real-time by default hands bone information and described hand model
Join, identify finger information；Subelement 344 is followed the tracks of in position, is used for following the tracks of described finger information and obtains gesture information, generates gesture and refer to
Order；Control subelement 345, for the three-dimensional rice shoot model in described three-dimensional scene models being controlled according to described gesture instruction
System.
Preferably, described interaction control unit 34 also includes: subelement is set up at interface, is used for utilizing graph image to set alternately
Meter engine Unity3D, coordinates interface plug-in unit NGUI, builds model interactive interface；Flaky process subelement, for described mould
Type interactive interface carries out flattening style process.
A kind of based on body-sensing technology the simulation seedling-transplanting device that the present invention provides, may be used for rice transplanting training system,
Interaction can be carried out by various ways such as gesture, limb motion, acoustic control, touches with user, support that user is in training and practice
During carry out real-time mutual with regard to training contents and fed back.Simulation seedling-transplanting device based on body feeling interaction technology is used for
Agrotechnical training, is one and has far-reaching technical measures, the development of training method will be produced tremendous influence, to agricultural
Great impetus is played in production, scientific research, teaching.Including the rice transplanting training system of this simulation seedling-transplanting device, disposably
Solve environmental factors and economic benefit two large problems, student can be made to give training anywhere or anytime, grasp deeper
Rice transplanting technology.
Although being described in conjunction with the accompanying embodiments of the present invention, but those skilled in the art can be without departing from this
Making various modifications and variations in the case of bright spirit and scope, such amendment and modification each fall within by claims
Within limited range.
Claims (10)
1. a simulation rice transplanting method based on body-sensing technology, it is characterised in that including:
Obtain true rice transplanting ambient image information, build the three-dimensional scene models of rice transplanting scene；
Water body in described three-dimensional scene models is carried out the dynamics simulation of water；
Gather the image information of rice shoot, build the three-dimensional rice shoot model of rice shoot；
Build model interactive interface, utilize body feeling interaction technology by gesture instruction to the three-dimensional seedling in described three-dimensional scene models
Seedling model interacts control.
Method the most according to claim 1, it is characterised in that described acquisition true rice transplanting ambient image information, builds and inserts
The three-dimensional scene models of seedling scene, also includes:
Build virtual light source, according to the lighting effect of true rice transplanting environment, the object in described three-dimensional scene models is carried out light
Simulation according to effect.
Method the most according to claim 1, it is characterised in that described water body in described three-dimensional scene models is carried out water
Dynamics simulation, including:
Based on hydrodynamic simulation plug-in unit, by hydrodynamics, the water body in described three-dimensional scene models is added buoyancy, fluctuation
And lighting effect.
Method the most according to claim 1, it is characterised in that described utilize body feeling interaction technology by gesture instruction to institute
State the three-dimensional rice shoot model in three-dimensional scene models to interact control and specifically include:
Obtain hand real time imaging, extract the some cloud information of hands；
By the hand model that described some cloud information architecture is real-time；
Default hands bone information and described hand model are carried out real-time matching, identifies finger information；
Follow the tracks of described finger information and obtain gesture information, generate gesture instruction；
According to described gesture instruction, the three-dimensional rice shoot model in described three-dimensional scene models is controlled.
Method the most according to claim 1, it is characterised in that described structure model interactive interface also includes:
Utilize graph image interaction design engine Unity3D, coordinate interface plug-in unit NGUI, build model interactive interface；
Described model interactive interface is carried out flattening style process.
6. a simulation seedling-transplanting device based on body-sensing technology, it is characterised in that including:
Model of place modeling unit, is used for obtaining true rice transplanting ambient image information, builds the three-dimensional scene models of rice transplanting scene；
Hydrodynamic simulation unit, for carrying out the dynamics simulation of water to the water body in described three-dimensional scene models；
Rice shoot modeling unit, for gathering the image information of rice shoot, builds the three-dimensional rice shoot model of rice shoot；
Interaction control unit, is used for building model interactive interface, utilizes body feeling interaction technology by gesture instruction to described three-dimensional
Three-dimensional rice shoot model in model of place interacts control.
Device the most according to claim 6, it is characterised in that described model of place modeling unit also includes: rendering unit,
Described rendering unit is used for building virtual light source, according to the lighting effect of true rice transplanting environment, in described three-dimensional scene models
Object carry out the simulation of lighting effect.
Device the most according to claim 6, it is characterised in that described hydrodynamic simulation unit includes that hydrodynamic simulation is inserted
Part, described hydrodynamic simulation plug-in unit is for adding buoyancy, ripple by hydrodynamics to the water body in described three-dimensional scene models
Move and lighting effect.
Device the most according to claim 6, it is characterised in that described interaction control unit includes:
Point cloud information retrieval subelement, is used for obtaining hand real time imaging, extracts the some cloud information of hands；
Hand model sets up subelement, for the hand model real-time by described some cloud information architecture；
Match cognization subelement, for default hands bone information and described hand model are carried out real-time matching, identifies finger letter
Breath；
Subelement is followed the tracks of in position, is used for following the tracks of described finger information and obtains gesture information, generates gesture instruction；
Control subelement, for the three-dimensional rice shoot model in described three-dimensional scene models being controlled according to described gesture instruction
System.
Device the most according to claim 6, it is characterised in that described interaction control unit also includes:
Subelement is set up at interface, is used for utilizing graph image interaction design engine Unity3D, coordinates interface plug-in unit NGUI, builds
Model interactive interface；
Flaky process subelement, for carrying out flattening style process to described model interactive interface.
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| CN107153463A (en) * | 2017-06-14 | 2017-09-12 | 段凯雄 | Beat the VR analogy methods and device of tree flower |
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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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