CN103914591B - Sugarcane planting 3D (three-dimensional) interactive virtual teaching and practical training system and modeling method thereof - Google Patents
Sugarcane planting 3D (three-dimensional) interactive virtual teaching and practical training system and modeling method thereof Download PDFInfo
- Publication number
- CN103914591B CN103914591B CN201410103123.8A CN201410103123A CN103914591B CN 103914591 B CN103914591 B CN 103914591B CN 201410103123 A CN201410103123 A CN 201410103123A CN 103914591 B CN103914591 B CN 103914591B
- Authority
- CN
- China
- Prior art keywords
- cane planting
- module
- model library
- sacchari sinensis
- caulis sacchari
- 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
Abstract
The invention provides a modeling method of a sugarcane planting 3D (three-dimensional) interactive virtual teaching and practical training system. The modeling method includes according to sugarcane planting technology, performing 3D modeling on a model library needed in the process of sugarcane planting; according to the sugarcane planting technology, a sugarcane planting knowledge associated library; according to sugarcane planting regulations, by combining two-three-dimensional animation and scene rendering technology, building a sugarcane planting 3D interactive visible system; according to setting of sugarcane planting and growing technical regulations, simulating a sugarcane planting and growing process according to a time sequence; according to unproper operation modes, providing a warning function, and providing video and text content related to correct operation. The invention further provides the sugarcane planting teaching and practical training system based on the modeling method. The system comprises the sugarcane planting model library, the sugarcane planting knowledge associated library, the sugarcane planting 3D interactive visible system, a time sequence module and an error processing module. Modeling of the sugarcane virtual teaching and training system is realized by utilized computer 3D analog simulation reality technology.
Description
Technical field
The present invention relates to agricultural technology field and in particular to a kind of cane planting 3d interaction virtual instruction experience system and its
Modeling method.
Background technology
Caulis Sacchari sinensis are annual or herbaceos perennial.It is the raw material manufacturing sucrose, and ethanol can be refined to replace as the energy
Dai Pin, widely plants in all over the world, and China is one of maximum sugarcane production state.With the development of cane planting technology,
The developing rapidly of the promulgation of technical specification and computer technology, traditional cane planting technical training mode utilize textbook,
The mode of writing on the blackboard, picture, word or even video of attending class carries out the training of each sport technique segment of cane planting, in human and material resources, audient
Point of interest, the feeling of immersion aspect of participation, manipulative ability and experience all limit the propagation of cane planting technology.
At present, cane planting practice teaching is typically taught by the way of the oral teaching of teacher or with reference to multimedia
Learn.Although being given lessons using multimedia technology, provided using substantial amounts of numeral, word, sound, image etc. in giving lessons
Material, it is contemplated that cane planting technology particularity, still can not change conventional sugarcane and plant the limitation that practice teaching brings.Caulis Sacchari sinensis
Plantation and planting environment close ties, different planting environments needs different planting patternss, and traditional teaching method only leads to
Cross picture or the mode of video is shown, the cognitive competence of student is limited；Need a large amount of in modern cane planting technical process
Agricultural machinery operation, traditional teaching, training is not provided that student skillfully using the teaching condition of cane planting agricultural machinery, and student's is dynamic
Handss ability cannot be taken exercise；During cane planting, the preventing and treating of disease is important teaching technique link, traditional pictorial manner
Only from a certain fixed viewpoint cognition disease, student can not be from multi-angle, multiple dimensioned and whole disease from occurring to treating
Change in process details can not be comprehensively cognitive；Cane planting has time-space domain to limit, and traditional teaching is difficult to from time domain yardstick
Upper arrangement is given lessons, nor the Sugarcane Farm edge of a field is moved in classroom, limits the experience sense of student's study and peaceful sense.
Content of the invention
(1) technical problem solving
For the deficiencies in the prior art, the invention provides a kind of cane planting 3d interaction virtual instruction experience system and its
Modeling method, can be modeled to Caulis Sacchari sinensis virtual instruction training system using computer 3d simulation virtual reality technology, pass through
The two three-dimensional interaction formses combining and rendering technique carry out interactive emulation.
(2) technical scheme
In order to realize object above, the present invention is achieved by the following technical programs:
A kind of modeling method of cane planting 3d interaction virtual instruction experience system, the method includes:
According to cane planting technology, three-dimensional modeling is carried out to the model library required for cane planting process；
According to cane planting technology, set up cane planting knowledge connection storehouse；
According to cane planting code, in conjunction with two three-dimensional animations and scene rendering technology, set up cane planting 3d interactive visualization
System；
Plantation growing technology code according to Caulis Sacchari sinensis sets, and chronologically emulates the plantation growth course of Caulis Sacchari sinensis；
There is provided warning function according to improperly mode of operation, and the video with regard to correct operation and word content are provided.
Wherein, the model library required for described cane planting process includes: Caulis Sacchari sinensis model library, agricultural machinery model library, fertilizer mould
Type storehouse, disease model library, medicament model library and cane planting plot model library.
Wherein, described cane planting knowledge connection storehouse, opens ridge bound data including fertilising configuration constraint model library, site preparation
At storehouse, planting way binding database, disease control binding database, growth promoter and weather conditions binding database and kind stem
Reason binding database.
Wherein, described set up cane planting 3d interactive visualization system, specifically include:
S1: based on cartoon technique, set up soil selecting module, specifically include:
S11: the different soils model of Caulis Sacchari sinensis suitable growth is modeled, including yellow soil, alluvial soil, rice soil and purple
Color soil；
S12: texture assignment is carried out to the surface of soil model, tangent plane part；
S13: rotate soil module using animation；
S2: the nurbs curved surface based on sampled point dynamic disturbances, is modeled to plowing, specifically includes:
S21: three-dimensional data acquisition is carried out to the local plot just ploughed by 3D digitizer, be converted into for
The control point of nurbs surface forming；
S22: according to the nurbs curved surface control point dynamic disturbances factor, nurbs curved surface is reconstructed, forms landform of ploughing
Grid；
S23: uv is calculated according to curved surface, pinup picture texture that ground block models assignment of ploughing is ploughed；
S3: the customized parameter simulation Caulis Sacchari sinensis based on Ellipsoidal Surface open ridge, specifically include:
S31: locking ellipsoid y-axis direction, adjusts x-axis, z-axis spherical radius, forms the ridge tangent plane gradient；
S32: setting ellipsoid sphere center position, adjusts ridge deep；
S33: according to the ellipsoidal model regulating, along y-axis, landform is continued out with ridge grid and process, change furrow stricture of vagina simultaneously
Reason；
S4: based on particIe system, set up field fertilization module, specifically include:
S41: be automatically reminded to according to the time period setting fertilising of sugarcane production；
S42: based on Sugarcane Fertilization configuration constraint model library, provide the interaction configuration of fertilizer and dose；
S43: based on particIe system, analogue simulation is carried out to field fertilization；
S5: based on particIe system, set up prevention and control of plant diseases, pest control module, specifically include:
S51: the generation for each growth period disease arranges random function, random function provides incidence probability and morbidity class
Type, and being automatically reminded to of disease generation is set；
S52: binding database is prevented and treated based on Sugarcane Disease, is that Caulis Sacchari sinensis plant leaf dynamically replaces pest and disease damage blade texture；
S53: binding database is prevented and treated based on Sugarcane Disease, provides disease control medicine to select and configure；
S54: based on particIe system, analogue simulation is carried out to field rotating medicine；
S6: based on cartoon technique, Caulis Sacchari sinensis are cut with receipts and is simulated；
S7: based on two Three-Dimensional Interaction Technologies, set up kind of a stem processing module, specifically include:
S71: the effect of emulation stripping sheath；
S72: emulation Caulis Sacchari sinensis cut the process planted；
S73: emulation Caulis Sacchari sinensis kind stem disinfecting process；
S74: emulation Caulis Sacchari sinensis kind stem pregermination procedure.
Wherein, the described plantation growth course chronologically simulating Caulis Sacchari sinensis, specifically includes:
According to cane planting growing technology code, set up sugarcane production timetable；
Set the proportionate relationship between Caulis Sacchari sinensis time plantation growth sequential and simulation growth sequential；
Set up dynamic calendar and cane planting growth trigger.
A kind of cane planting teaching training system set up using above-mentioned modeling method, this system includes cane planting mould
Type storehouse, cane planting knowledge connection storehouse, cane planting 3d interactive visualization system, tfi module and error handling module；
Cane planting model library, for storing required model during cane planting, including Caulis Sacchari sinensis model library, agricultural machinery mould
Type storehouse, fertilizer model library, disease model library, medicament model library and cane planting plot model library；
Cane planting knowledge connection storehouse, for storing cane planting technology relevant knowledge, including fertilising configuration constraint model
Ridge binding database, planting way binding database, disease control binding database, growth promoter and weather bar are opened in storehouse, site preparation
Part binding database and kind stem process binding database；
Cane planting 3d interactive visualization system, for according to operation simulation cane planting process, including soil selecting module,
Plow module, open ridge module, fertilising module, prevention and control of plant diseases, pest control module, cut receipts module, plant stem processing module；
Tfi module, for embodying the cane planting growth course chronologically simulated；
Error handling module, for reporting to the police according to improperly mode of operation, and provides the video with regard to correct operation and literary composition
Word content.
Wherein, described Caulis Sacchari sinensis model library, including Sugarcane Seedlings phase, tillering stage, elongation phase, period of maturation model and Caulis Sacchari sinensis kind
Stem；
Described agricultural machinery model library, including ploughing machine, land leveller, ridging machine, fertilizer applicator, pesticide applicator and harvester；
Described fertilizer model library, including fertilizer, phosphorus, potassium fertilizer, chemical nitrogen fertilizer and soil conditioner；
Described disease model library, including disease table and corresponding model texture material, including pineapple disease, red rot, dust-brand
Disease, maculopathy, top rot, snout moths larva, woolly aphid worm, sugarcane Testudiniss and thrips；
Described medicament model library, is made up of medicament table and corresponding model packaging, includes carbendazim, benzene Lai Te, methoxy
Second chlorine hydrargyrum, benomyl wettable powder, Bordeaux mixture, cartap, orthene, carbofuran Granules and Folithion；
Described cane planting plot model library, including yellow soil, alluvial soil, rice soil and purple soil block models.
Wherein, described soil selecting module, for selecting different soil modules；
Described module of plowing, simulates, for the selection according to navigation channel, driving of plowing；
Described open ridge module, drive for ridge is opened according to the selection in navigation channel simulation；
Described fertilising module, selects fertilizer and dose for the timed reminding according to fertilising；
Described prevention and control of plant diseases, pest control module, for selecting disease control medicine according to Disease Characters；
Described cut receipts module, for the control according to mouse pointer, simulation carries out cutting the process of receipts to Caulis Sacchari sinensis；
Described kind of stem processing module, for the control according to mouse pointer, simulation carries out shelling sheath, cuts kind, disappears to Caulis Sacchari sinensis
Poison and the process of accelerating germination.
(3) beneficial effect
The present invention at least has the advantages that
The present invention combines two three-dimensional animations and scene rendering technology, sets up cane planting 3d interactive visual system, right
Cane planting whole life cycle carries out 3d interactive visual integration.The system that the present invention provides effectively integrates sugarcane production process
The involved agricultural knowledge of management, and carried out mutually by the two three-dimensional interaction formses combining and stronger Realistic Rendering technology
Dynamic emulation expression, thus imparting knowledge to students for cane planting provide preferable virtual interactive electronic textbook, strengthening students ' interest of study, carrying
High manipulative ability, can reduce cane planting training cost again.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
Have technology description in required use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, acceptable
Other accompanying drawings are obtained according to these figures.
Accompanying drawing 1 is a kind of stream of the modeling method of cane planting 3d interaction virtual instruction experience system in the embodiment of the present invention
Cheng Tu；
Fig. 2 is the flow chart setting up cane planting 3d interactive visualization system in the embodiment of the present invention；
Fig. 3 is a kind of structure chart of cane planting 3d interaction virtual instruction experience system in the embodiment of the present invention；
Fig. 4 is the list that in the embodiment of the present invention, cane planting grows clocked flip event.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
Referring to Fig. 1, it is a kind of modeling method of cane planting 3d interaction virtual instruction experience system in the embodiment of the present invention,
The method comprises the steps:
Step 101: according to cane planting technology, three-dimensional modeling is carried out to the model library required for cane planting process.
In this step, the described model library required for cane planting process includes: Caulis Sacchari sinensis model library, agricultural machinery model library,
Fertilizer model library, disease model library, medicament model library and cane planting plot model library.
Step 102: according to cane planting technology, set up cane planting knowledge connection storehouse.
In this step, described cane planting knowledge connection storehouse, open ridge constraint including fertilising configuration constraint model library, site preparation
Data base, planting way binding database, disease control binding database, growth promoter and weather conditions binding database and kind
Stem processes binding database.
Step 103: according to cane planting code, in conjunction with two three-dimensional animations and scene rendering technology, set up cane planting 3d
Interactive visualization system.
Wherein, comprise the steps: as shown in Fig. 2 setting up cane planting 3d interactive visualization system
Step 201: based on cartoon technique, set up soil selecting module.Specifically include:
(1) the different soils model of Caulis Sacchari sinensis suitable growth is modeled, including yellow soil, alluvial soil, rice soil and purple
Color soil；
(2) texture assignment is carried out to the surface of soil model, tangent plane part；
(3) animation is utilized to rotate soil module.
Step 202: the nurbs curved surface based on sampled point dynamic disturbances, it is modeled to plowing.Site preparation be subdivided into plow,
Level land and open ridge three part, is the important interaction portion of cane planting process and the important step of Visualization, is related to
The tractor driving of three-dimensional scenic, the visualization of operation process earth's surface, wherein operation process earth's surface visualization, i.e. real-time terrain rendering
And the sense of reality effect of earth's surface pinup picture real-time rendering directly affects learner experience effect.The feature of landform of plowing is: overall
Piecemeal, locally because the soft difference of soil soil property has different degrees of fission.And utilize nurbs(non-uniform
Rational b-splines) curved surface control point editable feature, carry out plowing based on the nurbs curved surface of sampled point dynamic disturbances
Visual modeling, makes the process simulation preferable effect of visualization of acquirement that plows.
Then this step specifically includes:
(1) three-dimensional data acquisition is carried out to the local plot just ploughed by 3D digitizer, be converted into for nurbs
The control point of surface forming；
(2) according to the nurbs curved surface control point dynamic disturbances factor, nurbs curved surface is reconstructed, forms landform net of ploughing
Lattice；
(3) uv is calculated according to curved surface, pinup picture texture that ground block models assignment of ploughing is ploughed；
Step 203: the customized parameter simulation Caulis Sacchari sinensis based on Ellipsoidal Surface open ridge.Will according to cane planting technical regulation
Ask, Caulis Sacchari sinensis open the depth of ridge furrow and width is out the important technological parameters on ridge.This step specifically includes:
(1) lock ellipsoid y-axis direction, adjust x-axis, z-axis spherical radius, form the ridge tangent plane gradient；
(2) ellipsoid sphere center position is set, adjusts ridge deep；
(3) according to the ellipsoidal model regulating, along y-axis, landform is continued out with ridge grid and process, change furrow texture simultaneously；
Step 204: based on particIe system, set up field fertilization module.During sugarcane production, need to carry out at least 3
Secondary fertilizer treatment, is basal dressing, to apply and attack that stem is fertile and to apply strong tail fertile, according to cane planting technical regulation, in different times respectively
Fertilizer and dose are different.This step specifically includes:
(1) it is automatically reminded to according to the time period setting fertilising of sugarcane production；
(2) it is based on Sugarcane Fertilization configuration constraint model library, the interaction configuration of fertilizer and dose is provided；
(3) it is based on particIe system, analogue simulation is carried out to field fertilization；
Step 205: based on particIe system, set up prevention and control of plant diseases, pest control module.During sugarcane production, disease control works
It is one of important process of field management, Caulis Sacchari sinensis have been likely to pest and disease damage in seedling stage, tillering stage, elongation phase and period of maturation and have sent out
Raw.This step specifically includes:
(1) be each growth period disease generation setting random function, random function provides incidence probability and incidence type,
And being automatically reminded to of disease generation is set；
(2) it is based on Sugarcane Disease and prevents and treats binding database, be that Caulis Sacchari sinensis plant leaf dynamically replaces pest and disease damage blade texture；
(3) it is based on Sugarcane Disease and prevents and treats binding database, provide disease control medicine to select and configure；
(4) it is based on particIe system, analogue simulation is carried out to field rotating medicine；
Step 206: based on cartoon technique, Caulis Sacchari sinensis are cut with receipts and is simulated.Modern Caulis Sacchari sinensis are cut receipts and are cut using apparatus integration
Receiving unit is carried out, and Caulis Sacchari sinensis are cut receipts process and include: separate blade, cut at roots of, Caulis Sacchari sinensis segmentation, four steps of automatic loading, utilize
3dmax adjusts each animation link, and runs rear cutting receiving unit, leaves Caulis Sacchari sinensis root head model, improves sense of reality effect.
Step 207: based on two Three-Dimensional Interaction Technologies, set up kind of a stem processing module.Plant stem and process and include four processes: stripping leaf
Sheath, cut kind, sterilization and four sport technique segments of accelerating germination, the two three-dimensional interactions combining are to utilize ray method, and mouse picks up three-dimensional scenic
In threedimensional model, threedimensional model is carried out, rotates, translates, scales, separates, merges etc. operate.This step specifically includes:
(1) effect of emulation stripping sheath；
Stripping sheath, changes mouse pointer, is changed into little handss shape, mouse pickup cane stalk top sheath, by drawing sheath, makes
Sheath is peeled off from cane stalk, reaches the effect of emulation stripping sheath.
(2) emulation Caulis Sacchari sinensis cut the process planted；
Cut kind, change mouse pointer, be changed into chopper shape, streaked on Caulis Sacchari sinensis kind stem by mouse, simulation Caulis Sacchari sinensis cut kind
Effect, is at kind of stem eye and to be separated by a pitch from so cut kind of position will be in correct position, not so system carries due to cutting kind of point
Show operation failure.
(3) emulate Caulis Sacchari sinensis kind stem disinfecting process；
Sterilization, changes mouse pointer, is changed into little handss shape, through cutting kind of the kind stem processing, is dragged and dropped in sterilization pool, and
Clock is set up, in order to simulate Caulis Sacchari sinensis kind stem disinfecting process by sterilization pool.
(4) emulate Caulis Sacchari sinensis kind stem pregermination procedure.
Accelerating germination, changes mouse pointer, is changed into little handss shape, and bedding straw on the kind stem through sterilization carries out sprouting and urges
Bud, sets up clock, in order to simulate Caulis Sacchari sinensis kind stem pregermination procedure.
Step 104: the plantation growing technology code according to Caulis Sacchari sinensis sets, chronologically emulates the plantation growth course of Caulis Sacchari sinensis.
Cane planting be divided into fall planting Caulis Sacchari sinensis with spring planting Caulis Sacchari sinensis, general growth period be 9 to 12 months.Based on Timing driver
Cane planting simulation, be to set according to the plantation growing technology code of Caulis Sacchari sinensis, the chronologically whole plantation growth of simulation Caulis Sacchari sinensis
Process, strengthens the experience effect of the virtual plantation of user.Then this step specifically includes following steps:
(1) according to cane planting growing technology code, set up sugarcane production timetable；
(2) set the proportionate relationship between Caulis Sacchari sinensis time plantation growth sequential and simulation growth sequential；For example, sugarcane production
It is actually needed 250 days, then in computer systems, replaced with 2 seconds daily；
(3) dynamic calendar and cane planting growth trigger are set up.
The condition that dynamic calendar is given according to above-mentioned two step, regularly provides calendar in systems and changes, cane planting
Growth trigger is used for clocked flip and plants growth time, and clocked flip list of thing is as shown in Figure 4.
Step 105: provide warning function according to improperly mode of operation, and the video with regard to correct operation and word are provided
Content.
In this step, for the ease of user carrying out in virtual experience study course learning process, for interaction process part, when
When the mode of improper use is operated, system provides warning function, informs that user employs unscientific planting patternss, and carries
For user by watching cane planting video, word study course is learnt, and reaches " see animation, gain knowledge, play game, long technical ability "
Effect.
As shown in figure 3, by the cane planting set up using the modeling method in above-described embodiment in the embodiment of the present invention
Teaching training system, this system includes cane planting model library, cane planting knowledge connection storehouse, cane planting 3d interactive visualization system
System, tfi module and error handling module；
Cane planting model library (i.e. model layer), for storing required model during cane planting, including Caulis Sacchari sinensis mould
Type storehouse, agricultural machinery model library, fertilizer model library, disease model library, medicament model library and cane planting plot model library.Wherein, institute
State Caulis Sacchari sinensis model library, including Sugarcane Seedlings phase, tillering stage, elongation phase, period of maturation model and Caulis Sacchari sinensis kind stem；Described agricultural machinery model
Storehouse, including ploughing machine, land leveller, ridging machine, fertilizer applicator, pesticide applicator and harvester；Described fertilizer model library, including fertilizer,
Phosphorus, potassium fertilizer, chemical nitrogen fertilizer and soil conditioner；Described disease model library, including disease table and corresponding model texture material,
Including pineapple disease, red rot, smut, maculopathy, top rot, snout moths larva, woolly aphid worm, sugarcane Testudiniss and thrips；Described medicament model library,
By medicament table and corresponding model packaging form, include carbendazim, benzene Lai Te, methoxyethylmer-cury chlride (MEMC), benomyl wettable powder,
Bordeaux mixture, cartap, orthene, carbofuran Granules and Folithion；Described cane planting plot model library, including yellow
Loam, alluvial soil, rice soil and purple soil block models.
Cane planting knowledge connection storehouse (i.e. data Layer), for storing cane planting technology relevant knowledge, joins including fertilising
Put restricted model storehouse, site preparation opens ridge binding database, planting way binding database, disease control binding database, growth send out
Educate and process binding database with weather conditions binding database and kind stem.
Cane planting 3d interactive visualization system, for according to operation simulation cane planting process, including soil selecting module,
Plow module, open ridge module, fertilising module, prevention and control of plant diseases, pest control module, cut receipts module, plant stem processing module.Wherein, described soil
Selecting module, for selecting different soil modules；Described module of plowing, simulates, for the selection according to navigation channel, driving of plowing；
Described open ridge module, drive for ridge is opened according to the selection in navigation channel simulation；Described fertilising module, for carrying according to the timing of fertilising
Wake up and select fertilizer and dose；Described prevention and control of plant diseases, pest control module, for selecting disease control medicine according to Disease Characters；Institute
State and cut receipts module, for the control according to mouse pointer, simulation carries out cutting the process of receipts to Caulis Sacchari sinensis；Described kind of stem processing module,
For the control according to mouse pointer, simulation Caulis Sacchari sinensis are carried out shell sheath, cut kind, the process of sterilization and accelerating germination.
Tfi module, for embodying the cane planting growth course chronologically simulated.
Error handling module, for reporting to the police according to improperly mode of operation, and provides the video with regard to correct operation and literary composition
Word content.
Above-mentioned cane planting 3d interactive visualization system, tfi module and error handling module constitute the interactive emulation of system
Layer.
The embodiment of the present invention combines two three-dimensional animations and scene rendering technology, sets up cane planting 3d interactive visual system
System, carries out 3d interactive visual integration to cane planting whole life cycle.System provided in an embodiment of the present invention effectively integrates
Agricultural knowledge involved by sugarcane production process management, and painted by the two three-dimensional interaction formses combining and stronger sense of reality
Technology processed carries out interactive emulation expression, thus imparting knowledge to students for cane planting provide preferable virtual interactive electronic textbook, strengthening and learning
Raw learning interest, raising manipulative ability, can reduce cane planting training cost again.
Above example only in order to technical scheme to be described, is not intended to limit；Although with reference to the foregoing embodiments
The present invention has been described in detail, it will be understood by those within the art that；It still can be to aforementioned each enforcement
Technical scheme described in example is modified, or carries out equivalent to wherein some technical characteristics；And these modification or
Replace, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (7)
1. a kind of modeling method of cane planting 3d interaction virtual instruction experience system is it is characterised in that the method includes:
According to cane planting technology, three-dimensional modeling is carried out to the model library required for cane planting process；
According to cane planting technology, set up cane planting knowledge connection storehouse；
According to cane planting code, in conjunction with two three-dimensional animations and scene rendering technology, set up cane planting 3d interactive visualization system；
Plantation growing technology code according to Caulis Sacchari sinensis sets, and chronologically emulates the plantation growth course of Caulis Sacchari sinensis；
There is provided warning function according to improperly mode of operation, and the video with regard to correct operation and word content are provided；
Wherein, the described plantation growth course chronologically emulating Caulis Sacchari sinensis, specifically includes:
According to cane planting growing technology code, set up sugarcane production timetable；
Set the proportionate relationship between Caulis Sacchari sinensis time plantation growth sequential and simulation growth sequential；
Set up dynamic calendar and cane planting growth trigger.
2. method according to claim 1 is it is characterised in that the model library required for described cane planting process includes:
Caulis Sacchari sinensis model library, agricultural machinery model library, fertilizer model library, disease model library, medicament model library and cane planting plot model library.
3. method according to claim 1, it is characterised in that described cane planting knowledge connection storehouse, configures including fertilising
Ridge binding database, planting way binding database, disease control binding database, growth promoter are opened in restricted model storehouse, site preparation
Process binding database with weather conditions binding database and kind stem.
4. method according to claim 3 is it is characterised in that described set up cane planting 3d interactive visualization system, specifically
Including:
S1: based on cartoon technique, set up soil selecting module, specifically include:
S11: the different soils model of Caulis Sacchari sinensis suitable growth is modeled, including yellow soil, alluvial soil, rice soil and purple
Soil；
S12: texture assignment is carried out to the surface of soil model, tangent plane part；
S13: rotate soil module using animation；
S2: the nurbs curved surface based on sampled point dynamic disturbances, is modeled to plowing, specifically includes:
S21: three-dimensional data acquisition is carried out to the local plot just ploughed by 3D digitizer, is converted into bent for nurbs
The control point that face generates；
S22: according to the nurbs curved surface control point dynamic disturbances factor, nurbs curved surface is reconstructed, forms terrain mesh of ploughing；
S23: uv is calculated according to curved surface, pinup picture texture that ground block models assignment of ploughing is ploughed；
S3: the customized parameter simulation Caulis Sacchari sinensis based on Ellipsoidal Surface open ridge, specifically include:
S31: locking ellipsoid y-axis direction, adjusts x-axis, z-axis spherical radius, forms the ridge tangent plane gradient；
S32: setting ellipsoid sphere center position, adjusts ridge deep；
S33: according to the ellipsoidal model regulating, along y-axis, landform is continued out with ridge grid and process, change furrow texture simultaneously；
S4: based on particIe system, set up field fertilization module, specifically include:
S41: be automatically reminded to according to the time period setting fertilising of sugarcane production；
S42: based on Sugarcane Fertilization configuration constraint model library, provide the interaction configuration of fertilizer and dose；
S43: based on particIe system, analogue simulation is carried out to field fertilization；
S5: based on particIe system, set up prevention and control of plant diseases, pest control module, specifically include:
S51: the generation for each growth period disease arranges random function, and random function provides incidence probability and incidence type, and
What setting disease occurred is automatically reminded to；
S52: binding database is prevented and treated based on Sugarcane Disease, is that Caulis Sacchari sinensis plant leaf dynamically replaces pest and disease damage blade texture；
S53: binding database is prevented and treated based on Sugarcane Disease, provides disease control medicine to select and configure；
S54: based on particIe system, analogue simulation is carried out to field rotating medicine；
S6: based on cartoon technique, Caulis Sacchari sinensis are cut with receipts and is simulated；
S7: based on two Three-Dimensional Interaction Technologies, set up kind of a stem processing module, specifically include:
S71: the effect of emulation stripping sheath；
S72: emulation Caulis Sacchari sinensis cut the process planted；
S73: emulation Caulis Sacchari sinensis kind stem disinfecting process；
S74: emulation Caulis Sacchari sinensis kind stem pregermination procedure.
5. a kind of cane planting teaching training system set up using the modeling method as described in any one of claim 1-4,
It is characterized in that, this system includes cane planting model library, cane planting knowledge connection storehouse, cane planting 3d interactive visualization system
System, tfi module and error handling module；
Cane planting model library, for storing required model during cane planting, including Caulis Sacchari sinensis model library, agricultural machinery model
Storehouse, fertilizer model library, disease model library, medicament model library and cane planting plot model library；
Cane planting knowledge connection storehouse, for storing cane planting technology relevant knowledge, including fertilising configuration constraint model library, whole
Open ridge binding database, planting way binding database, disease control binding database, growth promoter and weather conditions constraint
Data base and kind stem process binding database；
Cane planting 3d interactive visualization system, for according to operation simulation cane planting process, including soil selecting module, plowing
Module, open ridge module, fertilising module, prevention and control of plant diseases, pest control module, cut receipts module, plant stem processing module；
Tfi module, for embodying the cane planting growth course chronologically simulated；
Error handling module, for being reported to the police according to improperly mode of operation, and provides in the video and word with regard to correct operation
Hold.
6. system according to claim 5 it is characterised in that
Described Caulis Sacchari sinensis model library, including Sugarcane Seedlings phase, tillering stage, elongation phase, period of maturation model and Caulis Sacchari sinensis kind stem；
Described agricultural machinery model library, including ploughing machine, land leveller, ridging machine, fertilizer applicator, pesticide applicator and harvester；
Described fertilizer model library, including fertilizer, phosphorus, potassium fertilizer, chemical nitrogen fertilizer and soil conditioner；
Described disease model library, including disease table and corresponding model texture material, including pineapple disease, red rot, smut, Huang
Pinta, top rot, snout moths larva, woolly aphid worm, sugarcane Testudiniss and thrips；
Described medicament model library, is made up of medicament table and corresponding model packaging, includes carbendazim, benzene Lai Te, methoxy second chlorine
Hydrargyrum, benomyl wettable powder, Bordeaux mixture, cartap, orthene, carbofuran Granules and Folithion；
Described cane planting plot model library, including yellow soil, alluvial soil, rice soil and purple soil block models.
7. system according to claim 5 it is characterised in that
Described soil selecting module, for selecting different soil modules；
Described module of plowing, simulates, for the selection according to navigation channel, driving of plowing；
Described open ridge module, drive for ridge is opened according to the selection in navigation channel simulation；
Described fertilising module, selects fertilizer and dose for the timed reminding according to fertilising；
Described prevention and control of plant diseases, pest control module, for selecting disease control medicine according to Disease Characters；
Described cut receipts module, for the control according to mouse pointer, simulation carries out cutting the process of receipts to Caulis Sacchari sinensis；
Described kind of stem processing module, for the control according to mouse pointer, simulation Caulis Sacchari sinensis are carried out shell sheath, cut kind, sterilization and
The process of accelerating germination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410103123.8A CN103914591B (en) | 2014-03-19 | 2014-03-19 | Sugarcane planting 3D (three-dimensional) interactive virtual teaching and practical training system and modeling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410103123.8A CN103914591B (en) | 2014-03-19 | 2014-03-19 | Sugarcane planting 3D (three-dimensional) interactive virtual teaching and practical training system and modeling method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103914591A CN103914591A (en) | 2014-07-09 |
| CN103914591B true CN103914591B (en) | 2017-01-18 |
Family
ID=51040267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410103123.8A Active CN103914591B (en) | 2014-03-19 | 2014-03-19 | Sugarcane planting 3D (three-dimensional) interactive virtual teaching and practical training system and modeling method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103914591B (en) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104091029B (en) * | 2014-07-18 | 2016-11-16 | 深圳供电局有限公司 | Electric power line pole tower is by the Three-Dimensional Dynamic method for establishing model of external force deformation and system |
| CN105913364A (en) * | 2016-04-11 | 2016-08-31 | 刘强 | Virtual reality technology-based prisoner post-release education simulation method |
| 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 |
| CN106210676B (en) * | 2016-09-30 | 2020-04-10 | 深圳春沐源控股有限公司 | Plant monitoring method and device based on planting equipment |
| CN106651621A (en) * | 2017-01-06 | 2017-05-10 | 广东小天才科技有限公司 | Plant virtual cultivation method and apparatus |
| CN107340869B (en) * | 2017-07-07 | 2021-03-30 | 四川云图瑞科技有限公司 | Virtual reality interaction system based on unreal 4 engine technology |
| CN107123323A (en) * | 2017-07-12 | 2017-09-01 | 广州风禾数字科技有限公司 | Virtual training teaching system |
| CN108595812B (en) * | 2018-04-17 | 2022-02-15 | 重庆邮电大学 | Rapid generation modeling simulation method based on agent vegetation distribution |
| CN108961896A (en) * | 2018-06-08 | 2018-12-07 | 天柱县白市镇双河村峰晶种植专业合作社 | A kind of wine-growing training system |
| CN108596808A (en) * | 2018-06-08 | 2018-09-28 | 天柱县白市镇双河村峰晶种植专业合作社 | A kind of Grape processing training system |
| CN109635347B (en) * | 2018-11-15 | 2020-10-02 | 江苏农林职业技术学院 | Virtual simulation platform for intelligent facility for strawberry production in elevated greenhouse |
| CN111508060A (en) * | 2020-03-24 | 2020-08-07 | 深圳市天天学农网络科技有限公司 | Crop fertilization and pesticide application demonstration method, device and system based on 3D model |
| CN113032602B (en) * | 2021-04-29 | 2021-11-12 | 深圳飞蝶虚拟现实科技有限公司 | VR course editing method and system based on 3D image |
| CN116382120B (en) * | 2023-04-26 | 2024-01-19 | 武汉工学智联科技有限公司 | Electromechanical system model simulation system based on 3D game engine driving |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101980303A (en) * | 2010-10-09 | 2011-02-23 | 北京农业信息技术研究中心 | Plant flower modeling method |
| CN102289836A (en) * | 2011-07-25 | 2011-12-21 | 北京农业信息技术研究中心 | Method for synthesizing plant animation |
| CN103208048A (en) * | 2013-04-22 | 2013-07-17 | 天津市农业技术推广站 | System architecture for agricultural information service platform |
| CN103530411A (en) * | 2013-10-25 | 2014-01-22 | 北京农业信息技术研究中心 | Plant three-dimensional model database establishing method |
-
2014
- 2014-03-19 CN CN201410103123.8A patent/CN103914591B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101980303A (en) * | 2010-10-09 | 2011-02-23 | 北京农业信息技术研究中心 | Plant flower modeling method |
| CN102289836A (en) * | 2011-07-25 | 2011-12-21 | 北京农业信息技术研究中心 | Method for synthesizing plant animation |
| CN103208048A (en) * | 2013-04-22 | 2013-07-17 | 天津市农业技术推广站 | System architecture for agricultural information service platform |
| CN103530411A (en) * | 2013-10-25 | 2014-01-22 | 北京农业信息技术研究中心 | Plant three-dimensional model database establishing method |
Non-Patent Citations (4)
| Title |
|---|
| 基于unity3d的交互式虚拟农业仿真平台研究;陈洪等;《农机化研究》;20120331;正文第186页第2段，图1 * |
| 基于虚拟植物生长模型的农业专家系统研究;丁维龙;《浙江工业大学学报》;20051031;第33卷(第5期);正文第526页第1.1节第1段，第527页第1.2节第1段、倒数第一段，第1.3节第1段，图1 * |
| 虚拟农业教育平台研究;胡林等;《农业网络信息》;20071231;第2092-2093页 * |
| 虚拟现实技术在农业职业教育中的应用;张孝飞等;《安徽农业科学》;20071231;第35卷(第7期);第7-10页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103914591A (en) | 2014-07-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103914591B (en) | Sugarcane planting 3D (three-dimensional) interactive virtual teaching and practical training system and modeling method thereof | |
| Castella et al. | Participatory simulation of land-use changes in the northern mountains of Vietnam: the combined use of an agent-based model, a role-playing game, and a geographic information system | |
| Oldeman | Forests: elements of silvology | |
| CN106651621A (en) | Plant virtual cultivation method and apparatus | |
| CN107632700A (en) | A kind of farm implements museum experiencing system and method based on virtual reality | |
| WO2021047441A1 (en) | Virtual simulation experiment system for softwood cutting propagation of ginkgo biloba | |
| Szilágyi et al. | Development of Farm simulation application, an example for gamification in higher education | |
| KR102411058B1 (en) | Farming education simulation server using metaverse | |
| Kolmanič et al. | The computer‐aided teaching of apple tree pruning and training | |
| CN115463418A (en) | System and method for playing games, cultivating interest of planted plants and selecting planting entrepreneurship | |
| Hong et al. | Implementation of agricultural training system using Game Engine | |
| Nöldeke et al. | Simulating agroforestry adoption in rural Indonesia: The potential of trees on farms for livelihoods and environment. Land 2021, 10, 385 | |
| Lacombe et al. | How farmers can manage variability in the rice ecosystem of northeast Thailand? The contribution of agent based modelling | |
| Mello et al. | Reforestation and restoration at the cloud forest school in Monteverde, Costa Rica: learning by doing | |
| Lacombe et al. | Modeling a biophysical environment to better understand the decision-making rules for water use in the rainfed lowland rice ecosystem | |
| Gunasekaran et al. | A Realistic Farming Simulator Inspired from Agricultural Style of India | |
| Hillová et al. | InTERACTIVE ExPERIMEnTAL GARDEn–A PLATFoRM FoR LIFELonG LEARnInG AnD RESEARCH In InnoVATIVE PLAnTInG DESIGn | |
| Foley | Using an Individual Based Model to Evaluate the Effects of Climate Change on the Reproductive Phenology of Eelgrass (Zostera marina L.) along a Latitudinal Gradient | |
| Eddy | Are temporal gaps necessary for the establishment of the native wildflower, Coreopsis tinctoria? | |
| MacRae | Technology Convergences to Enhance Education, Health, and Community Self-Sufficiency and Resilience | |
| Khan et al. | Promoting Agroforestry Using Geo-Spatially Enabled Serious Gaming | |
| Groot | Modelling and visualizing the effects of large herbivores on landscape heterogeneity in grassland ecosystems. | |
| Lacombe et al. | A multi-agent model to help managing rainfall variability in the rainfed lowland rice ecosystem of northeast Thailand | |
| Wiles et al. | WEEDING: A weed ecology and economic decision making instructional game | |
| Kwaghe et al. | Models of sustainable agriculture and their implementation in Nigeria: the role of Federal Ministry of Agriculture and Rural Development. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |