CN106530392A - Method and system for interactive display of cultivation culture virtual scene - Google Patents
Method and system for interactive display of cultivation culture virtual scene Download PDFInfo
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- CN106530392A CN106530392A CN201610917519.5A CN201610917519A CN106530392A CN 106530392 A CN106530392 A CN 106530392A CN 201610917519 A CN201610917519 A CN 201610917519A CN 106530392 A CN106530392 A CN 106530392A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T19/00—Manipulating 3D models or images for computer graphics
- G06T19/20—Editing of 3D images, e.g. changing shapes or colours, aligning objects or positioning parts
Abstract
The invention provides a method and a system for interactive display of a cultivation culture virtual scene. The method comprises the steps of acquiring cultivation knowledge and performing classified storage; respectively establishing a plurality of classified databases and three-dimensional models; respectively forming a correspondence between the plurality of classified databases and a correspondence between the plurality of classified databases and the three-dimensional model; displaying the three-dimensional model with a triggering condition, triggering and playing the cultivation knowledge which corresponds with the triggering condition in the classified database that corresponds with the three-dimensional model; inputting the triggering information for triggering a preset event in the three-dimensional model, and playing the related agricultural knowledge in the classified database which corresponds with the three-dimensional model. The method and the system realizes reproduction of the traditional cultivation scene. Three-dimensional modeling technology is utilized for reproducing an object for obtaining a 3D model and improving a stereo perception, so that the picture is more enriched. Furthermore vividness and trueness which are realized by interaction technology are added, thereby greatly improving interest of audiences, making the audiences understand and search a scene content and improving availability and timeliness of the system.
Description
Technical field
The present invention relates to dimensional Modeling Technology field, and in particular to a kind of method of Farming Culture virtual scene interaction display
And system.
Background technology
China is founded a state with agriculture from ancient times, and years up to ten thousand of being continuous are raised in ploughing and weeding, is created and is enriched and the Farming Culture of splendidness.
Important component part of the farming practices as Farming Culture, through the very long development of Chinese agriculture history, melt with nationality it is polynary,
The features such as domain is various, has gradually formed many typical tillage methods.These tillage methods are the accumulation of historical experience, and labor
Moving people's crystallization of wisdom, it reflects the development and transformation of Chinese farming practices, the research, agricultural civilization to agro-farming history
The life production of succession and people all has certain reference and directive function.
Nowadays have been enter into the information age, it is to avoid single, poorly efficient culture diffusion mode, by cultivation culture and computer technology
Combine and be more beneficial for the traditional culture for recording China.Virtual reality technology is at present using computer that is extensive, having a bright future
One of technology, dimensional Modeling Technology are that the fields such as traces protection, culture diffusion, Scenario Design are made that tremendous contribution.
But the circulation way of the culture of farming at present is limited, and restriction over time and space is also larger, is thus people
Solve and pass on farming culture and bring certain difficulty.Also there is sticking to word with the farming culture diffusion of picture and without reality
The history culture scene of scape reference reappears problem.
The content of the invention
For solving the above problems, the present invention provides a kind of method and system of Farming Culture virtual scene interaction display；Profit
Virtual reality dimensional Modeling Technology is used, reproduce typical tillage method cultivates scene, shows with reference to video, audio frequency and interaction technique
The relevant knowledge of farm implements, can simulate vivid farming scene with virtual reality means, fill up the vacancy of recording mode, and
Interaction can be produced with visitor, farming culture is introduced to spectators with effect true to nature.
For achieving the above object, the present invention provides technical scheme below：
On the one hand, the invention provides a kind of method of Farming Culture virtual scene interaction display, including：
Obtain agro-farming knowledge and the agro-farming knowledge of acquisition is carried out into classification storage, root according to word, image, Voice ＆ Video
Virtual agro-farming scene is set up according to the agro-farming knowledge for obtaining；
Multiple taxonomy databases are set up according to the agro-farming knowledge of classification storage, each categorical data is formed by first kind script
Storehouse corresponding relation each other, wherein the plurality of taxonomy database include：Lteral data storehouse, image data base, audio frequency number
According to storehouse and video database；
Agro-farming knowledge according to obtaining sets up 3 d model library, and wherein 3 d model library includes：Agro-farming skill scene is three-dimensional
Model and farm implements show scene threedimensional model；
On the basis of the virtual agro-farming scene, loading agro-farming skill scene threedimensional model and farm implements show that scene is three-dimensional
Model, forms the corresponding relation between the 3 d model library and each taxonomy database by Equations of The Second Kind script；
Displaying is provided with the threedimensional model of trigger condition, if meeting the trigger condition during displaying, passes through
Equations of The Second Kind script plays the corresponding agro-farming knowledge of in taxonomy database corresponding with the threedimensional model and described trigger condition；
The setting event arranged in the threedimensional model is triggered by the trigger message that input equipment is input into, by Equations of The Second Kind
Related agro-farming knowledge in the script broadcasting taxonomy database corresponding to the threedimensional model.
Further, the step of agro-farming knowledge according to the acquisition sets up 3 d model library, also includes afterwards：
According to modeling tool, in the form of key-frame animation by the threedimensional model generate threedimensional model animation and preserve to
In video database.
Further, the agro-farming knowledge according to classification storage sets up multiple taxonomy databases, by first kind script
The step of forming each taxonomy database corresponding relation each other includes：
Data in the lteral data storehouse are carried out into audio recording, and the voice data of recording is preserved to voice data
In storehouse.
Further, show the threedimensional model for being provided with trigger condition, if meeting the triggering bar during displaying
Part, then play in taxonomy database corresponding with the threedimensional model and described trigger condition by Equations of The Second Kind script corresponding
The step of agro-farming knowledge, includes：
Video camera and its mobile route, translational speed and traveling time are set in the virtual agro-farming scene, shooting is made
Machine automatic roaming in the virtual agro-farming scene；
Collision detection is added in the virtual agro-farming scene, it is to avoid mutually pass through between video camera and the threedimensional model
Or intersect；
The video camera triggers corresponding event, plays the classification corresponding with the threedimensional model by Equations of The Second Kind script
Related agro-farming knowledge in data base；
Show the control of scene setting automatic Display in farm implements and show time control, farm implements show scene threedimensional model according to
Deliberate action carries out rotating, amplify, reduce and resetting, and shows scene three-dimensional mould according to the next farm implements of Preset Time automatic switchover
Type；The farm implements for showing are played by Equations of The Second Kind script shows the related agriculture in the taxonomy database of scene threedimensional model correspondence
Cultivated knowledge.
Further, it is described that the setting thing arranged in the threedimensional model is triggered by the trigger message that input equipment is input into
Part, the step of play agro-farming knowledge related in corresponding to the threedimensional model taxonomy database by Equations of The Second Kind script
Including：
Virtual portrait is created in the virtual agro-farming scene and makes visitor possess the visual angle of virtual portrait, by input
Equipment makes virtual portrait roam in the virtual agro-farming scene；
Collision detection is added in the virtual agro-farming scene, it is to avoid between the virtual portrait and the threedimensional model
Mutually pass through or intersect；
The virtual portrait triggers setting event, plays described point corresponding with the threedimensional model by Equations of The Second Kind script
Related agro-farming knowledge in class data base；
Show scene setting control knob in farm implements, scene threedimensional model enters to be shown to the farm implements for showing by control knob
Row amplifies, reduces, rotating and reset control, the agro-farming knowledge that played can also be controlled by control knob；Input sets
It is standby that the dragging that farm implements are shown with scene threedimensional model is also provided.
On the other hand, the invention provides a kind of system of Farming Culture virtual scene interaction display, including：
Acquisition module, for obtaining agro-farming knowledge and entering the agro-farming knowledge of acquisition according to word, image, Voice ＆ Video
Row classification storage, sets up virtual agro-farming scene according to the agro-farming knowledge for obtaining；
DBM, for setting up multiple taxonomy databases according to the agro-farming knowledge of classification storage, by first kind foot
The each taxonomy database of this formation corresponding relation each other, wherein the plurality of taxonomy database include：Lteral data storehouse, figure
As data base, audio database and video database；
MBM, for setting up 3 d model library according to the agro-farming knowledge for obtaining, wherein 3 d model library includes：Agro-farming
Skill scene threedimensional model and farm implements show scene threedimensional model；
Scene module is built, for, on the basis of the virtual agro-farming scene, loading agro-farming skill scene threedimensional model
Show scene threedimensional model with farm implements, formed between the 3 d model library and each taxonomy database by Equations of The Second Kind script
Corresponding relation；
Automatic Display module, for showing the threedimensional model for being provided with trigger condition, if meet institute during displaying
Trigger condition is stated, then in taxonomy database corresponding with the threedimensional model and described triggering bar is played by Equations of The Second Kind script
The corresponding agro-farming knowledge of part；
Interactive module, the trigger message for being input into by input equipment trigger the setting thing arranged in the threedimensional model
Part, plays agro-farming knowledge related in the taxonomy database corresponding to the threedimensional model by Equations of The Second Kind script.
Further, the system also includes：
Animation producing module, for according to modeling tool, generating three by the threedimensional model in the form of key-frame animation
Dimension module animation is simultaneously preserved into video database.
Further, the DBM includes：
Converting unit, for carrying out audio recording, and the voice data that will be recorded by the data in the lteral data storehouse
Preserve into audio database.
Further, the automatic Display module includes：
Automatic Display unit, for arranging video camera and its mobile route, translational speed in the virtual agro-farming scene
And traveling time, make video camera automatic roaming in the virtual agro-farming scene；
First collision detection unit, for adding collision detection, it is to avoid video camera and institute in the virtual agro-farming scene
State；
First trigger element, triggers corresponding event for the video camera, is played and the three-dimensional by Equations of The Second Kind script
Related agro-farming knowledge in the corresponding taxonomy database of model；
First farm implements display unit, for showing the control of scene setting automatic Display in farm implements and showing time control, agriculture
Tool shows that scene threedimensional model carries out rotating, amplify, reduce and resetting according to deliberate action, under automatically switching according to Preset Time
One farm implements shows scene threedimensional model；Playing the farm implements for showing by Equations of The Second Kind script shows scene threedimensional model correspondence in institute
State the agro-farming knowledge of correlation in taxonomy database.
Further, the interactive module includes：
Interactive display unit, for creating virtual portrait and making visitor possess visual human in the virtual agro-farming scene
The visual angle of thing, makes virtual portrait roam in the virtual agro-farming scene by input equipment；
Second collision detection unit, for adding collision detection, it is to avoid the visual human in the virtual agro-farming scene
Mutually passing through between thing and the threedimensional model intersects；
Second trigger element, triggers setting event for the virtual portrait, is played and described three by Equations of The Second Kind script
Related agro-farming knowledge in the corresponding taxonomy database of dimension module；
Second farm implements display unit, shows scene setting control knob in farm implements, by farm implements of the control knob to displaying
Show that scene threedimensional model is amplified, reduces, rotates and resets control, the agro-farming of broadcasting can also be known by control knob
Knowledge is controlled；Input equipment also provides the dragging that farm implements are shown with scene threedimensional model.
As shown from the above technical solution, a kind of method of Farming Culture virtual scene interaction display of the present invention and it is
System, realize with virtual reality technology it is vivid reappeared traditional Farming Culture scene, be that the visualization of virtual scene is carried
For basis；Object reconstruction is increased into third dimension for 3D models using dimensional Modeling Technology, makes picture more substantial；Incorporate interaction simultaneously
The lively and sense of reality that technology is brought can be greatly improved the interest of spectators, excite spectators to be understood to scene content and visited
Rope, thus plays the explanation to Farming Culture and dissemination；The culture diffusion mode such as 2 D animation, video is surmounted, has improved
The availability of the virtual museum system and ageing.
Description of the drawings
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
Accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can be with basis
These accompanying drawings obtain other accompanying drawings.
Fig. 1 is that a kind of flow process of the method for Farming Culture virtual scene interaction display that the embodiment of the present invention one is provided is illustrated
Figure；
Fig. 2 is that a kind of flow process of the method for Farming Culture virtual scene interaction display that the embodiment of the present invention two is provided is illustrated
Figure；
Fig. 3 is a kind of schematic flow sheet of specific embodiment of step S106 in the embodiment of the present invention；
Fig. 4 is a kind of schematic flow sheet of specific embodiment of step S107 in the embodiment of the present invention；
Fig. 5 is a kind of structural representation of the system of Farming Culture virtual scene interaction display that the present invention is provided.
Specific embodiment
For making purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, clear, complete description is carried out to the technical scheme in the embodiment of the present invention, it is clear that described embodiment is
The a part of embodiment of the present invention, rather than the embodiment of whole.Based on the embodiment in the present invention, those of ordinary skill in the art
The every other embodiment obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
Important component part of the farming practices as Farming Culture, these tillage methods are the accumulation of historical experience, and
Working people's crystallization of wisdom, it reflects the development and transformation of Chinese farming practices, the research, agricultural civilization to agro-farming history
Succession and people life production all there is certain reference and directive function.Nowadays have been enter into the information age, it is to avoid single,
Poorly efficient culture diffusion mode, cultivation culture is combined with computer technology and is more beneficial for the traditional culture for recording China.But
The circulation way of the culture of farming at present is limited, and restriction over time and space is also larger, thus understands for people and passes on cultivated
Certain difficulty is brought as culture.Also there is sticking to word with the farming culture diffusion of picture and going through without outdoor scene reference
History culture scene reappears problem.For solving the above problems, the present invention provides a kind of side of Farming Culture virtual scene interaction display
Method and system.
The embodiment of the present invention one provides a kind of method of Farming Culture virtual scene interaction display, referring to Fig. 1, methods described
Specifically include following steps：
S101：Obtain agro-farming knowledge and the agro-farming knowledge of acquisition is carried out into classification according to word, image, Voice ＆ Video and deposit
Storage, sets up virtual agro-farming scene according to the agro-farming knowledge for obtaining；
In this step, collect and inspection information, the purposes, use principle and construction data to typical farm implements is collected
Measurement.Collection approach includes books, document, image data, sound recording, seeks advice from, attends the show with network inquiry etc., collects handss
Section includes extracts record, copy backup and recording etc..Data type includes text, image, audio frequency, video etc..
The data that agro-farming knowledge acquisition is obtained are integrated, will be obtained by taking passages the means such as record, copy backup, recording
To data classification storage is carried out according to the type of data respectively, be integrated into text, image, Voice ＆ Video categorical data, and
Input computer successively.
Virtual display scene is set up, based on the content of resulting image, videograph and literature record, to virtual exhibition
Show that scene carries out planning and designing and content arrangement, according to the situation of traditional agro-farming scene and typical agro-farming skill of data description,
Region, dynasty ground planning scene, the corresponding displaying content of design is divided to examine from many-sides such as water conservancy, farming, weaving, livestock-raisings
Consider, using it is with succession meaning, scene is formatted to as the important content of scene display to the far-reaching agro-farming skill of later age
In, form the design of final scene display, the explanatory note and designed image including virtual scene.
S102：Multiple taxonomy databases are set up according to the agro-farming knowledge of classification storage, each point are formed by first kind script
Class data base corresponding relation each other, wherein the plurality of taxonomy database include：Lteral data storehouse, image data base,
Audio database and video database；
In this step, the lteral data storehouse to setting up is recorded using audio recording software, or which is carried out manually
Record, and the audio frequency of recording is preserved into audio database, by the first script by audio database and lteral data storehouse shape
Into corresponding relation, as the audio frequency and captions introduced to typical agro-farming skill in scene.
S103：Agro-farming knowledge according to obtaining sets up 3 d model library, and wherein 3 d model library includes：Agro-farming skill scene
Threedimensional model and farm implements show scene threedimensional model；
In this step, according to agro-farming knowledge, the object to needing modeling carries out the making of threedimensional model.
Lteral data storehouse is recorded using audio recording software, or which is manually recorded, and the sound that will be recorded
Frequency is preserved into audio database, forms corresponding relation with lteral data storehouse, used as what is introduced to typical agro-farming skill in scene
Audio frequency and captions.
By Unity3D software buildings tradition Farming Culture virtual display scene, the establishment and texture including landform earth's surface
Mapping, the addition of light and video camera in scene, region, the simulation of dynasty environment, the setting of threedimensional model position, animation set
It is fixed, the addition of background music, System menu, the layout of the page and setting etc..By scene by local to entirety, according to programming content
Realize successively building, as the premise for showing.
The threedimensional model of agro-farming scene and agro-farming farm implements makes, including：It is the foundation of model, texture mapping, Lightness disposal, dynamic
Draw the foundation generated with corresponding model storehouse.Wherein：
The foundation of model, carries out three-dimensional modeling using the modeling tool of such as 3DS MAX to the object for needing modeling, wherein
The modeling of farm implements is the important content of object modeling part.The pattern chi of farm implements is inquired about with this from the farm implements data base for setting up
Very little, the setting unit ratio in modeling software builds threedimensional model according to data to farm implements.Follow in modeling process one it is former
Then：Under the premise of it ensure that visual object is distortionless, as far as possible using simplest model.In wherein described farm implements data base
The pattern size of farm implements refers to the full-size(d) of the real size of farm implements, construction and corresponding parts.It is wherein described to need modeling
Agro-farming knowledge data include farm implements, animal, plant, building etc., the corresponding weather effect such as water effect, wind and rain thunder and lightning mist
With common natural scene etc..
Texture mapping, the observation from the image data base set up obtain the textured exterior of object, by the two-dimension picture of outdoor scene
Be processed into textured pattern or virtual textured pattern true to nature drawn using image processing software such as Photoshop, set up material
The texture map picture handled well is saved in material quality data storehouse, for building by data base afterwards with the compatible material form of modeling software
Mould software is used.For the model addition texture for creating, texture picture is extracted from above-mentioned material quality data storehouse, pressed as material
According to order successively, layered coverage, on threedimensional model, completes the mapping of texture to structure successively.Described obtains from image data base
Closeup picture of the image for taking for object, including two dimensional character photo or 3-D scanning picture.
Lightness disposal, based on aforesaid operations, the threedimensional model and its material to completing texture mapping carries out transparency, bright
Degree, exposure, the isoparametric setting of diffuse-reflectance, make material be attached on model and produce certain light efficiency, increase the sense of reality of model.
Animation producing, based on above-mentioned object dimensional static models, arranges to the key component of object form according to data and closes
Key frame, generates the animation fragment of threedimensional model using modeling tool with the approach of key-frame animation, according to above-mentioned design,
Export as the compatible dynamic animation model forms of Unity3D or be recorded as video format, classification is stored to model library and video data
In storehouse.Above-mentioned animated content includes the action form of animal, the use principle of farm implements illustrates animation, cultivating procedure animation and allusion quotation
Signal animation of type agro-farming skill etc..
The foundation in corresponding model storehouse, is classified for building the model that completes based on aforesaid operations, specially three-dimensional
Farm implements model and agro-farming model of place, set up farm implements model library and agro-farming model of place storehouse, and above-mentioned model is compatible with Unity3D
Model format classification preserve into two model libraries.
S105：On the basis of the virtual agro-farming scene, agro-farming skill scene threedimensional model and farm implements showground is loaded
Scape threedimensional model, forms the corresponding relation between the 3 d model library and each taxonomy database by Equations of The Second Kind script；
In this step, the environmental requirement of the different agro-farming scenes on the basis of the virtual display scene with layout is
External function, load Equations of The Second Kind script and from set up farm implements data base, lteral data storehouse, image data base, audio database,
Called data and model in video database and three-dimensional modeling data storehouse.
S106：Displaying is provided with the threedimensional model of trigger condition, if meeting the trigger condition during displaying,
The corresponding agro-farming of in taxonomy database corresponding with the threedimensional model and described trigger condition is played by Equations of The Second Kind script
Knowledge；
In this step, path, translational speed and the traveling time for arranging collecting device in the three-dimensional model sets collection
The standby automatic roaming in threedimensional model；Then crash detection device is set in the three-dimensional model, it is to avoid virtual in agro-farming scene
Object is mutually passed through or is intersected；When the collecting device is roaming into predeterminated position and triggering corresponding event, play and institute
State agro-farming scene corresponding agro-farming knowledge in taxonomy database in threedimensional model.
On the basis of the traditional Farming Culture agro-farming skill virtual display scene for building, in addition video camera path setting,
The translational speed of control video camera and time, automatic roaming of the video camera in scene is completed, while adding other video cameras simultaneously
It is controlled by, the position relationship of roaming camera and overall scenario is represented with wicket form；Collision Detection in addition so that field
Fractional object in scape can not mutually be passed through or be intersected, and increase the sense of reality of scene, make virtual scene more fit really
Natural situation.Add trigger event for department pattern, and the broadcasting to video/audio is controlled by, need to be situated between when video camera is moved to
During the skill for continuing, corresponding event will be triggered, play sound, the video data of the skill, while being equipped with captions, be completed to cultural skill
Publicity introduction；The part is also responsible for rendering traditional Farming Culture virtual scene, by the environment in scene, current viewport
Visible object model and light, light and shade setting, shade etc. sequentially add render-ahead queue, scene are carried out according to queue sequence
Render and show.
The farm implements model display scene of structure, farm implements model is shown in queue according to loading successively is encoded in model library,
Ensure the continuity of farm implements model display；Show scene in addition automatic Display control and time control in farm implements so that farm implements energy
It is enough carry out automatically rotating according to layout in the scene, partial enlargement, it is overall many displayings such as show, and according to setting when
Between the next farm implements model of automatic alternate, complete farm implements model replacement show；To audio frequency and video in farm implements model display scene
Broadcasting be controlled by so that the audio frequency and video data of corresponding farm implements can be played synchronous with the replacement of farm implements model and automatically；
Finally the menu in scene, environment and farm implements model are loaded in render-ahead queue, farm implements model display scene is rendered, it is complete
The displaying of farm implements model in paired farm implements model library.
S107：The setting event arranged in the threedimensional model is triggered by the trigger message that input equipment is input into, is passed through
Related agro-farming knowledge in the Equations of The Second Kind script broadcasting taxonomy database corresponding to the threedimensional model.
In this step, move and check agro-farming scene by virtual portrait in input device controls threedimensional model；So
Crash detection device is set afterwards in the three-dimensional model, it is to avoid the dummy object in agro-farming scene is mutually passed through or intersected；When
Virtual portrait triggering setting event in the threedimensional model, plays with agro-farming scene in the threedimensional model in taxonomy database
Corresponding agro-farming knowledge.
The in addition artificial roaming technology in the virtual scene for generating, the Collision Detection improved in scene, in the scene
The first character is added, and main camera is bundled in described first role；In this module, user is with virtual
One character is roamed in the scene, by mouse control view directions, is entered by the button of default in the scene
Using collision detection, the movement in row front, rear, left and right direction, by parameter setting role's translational speed, ensures that virtual role can not
The scenery set through in scene；User can click progressive position by clicking on left mouse button, and system obtains virtual angle in real time
The coordinate that chromaticity coordinates is clicked with user, automatically generates Roam Path, and virtual role completes position according to the translational speed of default
Move, allow users to roaming observation be carried out in the scene with the first virtual character；When the virtual role of user's control is leaned on
During the typical agro-farming skill that can show in the scape of near field, setting event is triggered, appropriate section is with color change and scene other parts
Mutually distinguish, cause user to note, click the part, corresponding agro-farming skill is introduced promotional videos, audio frequency and will be equipped with captions and carry out
Play.
Effect is controlled by the virtual farm implements for generating show scene, increases the control knobs such as rotation, zoom, when
When system does not get user operation, farm implements check that part will be identical with the exhibition method of above-mentioned farm implements exposition, i.e.,
The automatic rotary display of farm implements, audio video synchronization are played；When user clicks on rotation or zoom button, according to the ginseng of setting
Number automated tos respond to user operation；System provides the drag function to farm implements model simultaneously, need not be by control knob, by real-time
Obtain user to click on farm implements model and two point coordinates during release mouse, calculate the distance between 2 points relations, control agriculture
Tool model makes rotation response by institute's calculated direction angle, allows users to examine farm implements；According to the video that user clicks
Audio frequency control button, the displaying that farm implements are introduced with data are controlled by, and make user's decorrelation farm implements knowledge.
Farm implements model display control knob includes：Rotate up and down, left rotation and right rotation rotates in front and back, amplify, reduce, reset is pressed
Button.
Video/audio control knob includes：Broadcast button, pause button, stop button.
System default parameter includes：Farm implements rotational time, direction, angle and speed, audio frequency, video, the broadcasting speed of captions
Degree.
It is appropriate that all scene display module (virtual scene shows that farm implements show that scene walkthrough, farm implements are checked) is equipped with
Background music, is controlled by by the parameter for setting, and the parameter includes the volume of background music, reproduction time, speed.
The presentation data of farm implements model includes：The title of farm implements, classification, the dynasty invented, region, developing history, structure
Make, material, practical occasion, purposes, advantage etc..
The data of introducing of traditional agro-farming skill is covered：Title, produces background, and classification, the dynasty of generation, region, development are gone through
History, construction, purposes, core technology, skill are scientific, inspiration, impact on later age etc..
Traditional Farming Culture virtual scene interactive exhibition system and its implementation, described traditional Farming Culture virtual field
Scape includes traditional textile culture, traditional herding culture, and tradition cultivates culture, tradition cultivation culture, and produces and send out with culture
All kinds of farm implements, fishing gear and cultivation, planting tool opened up and invent etc..
By foregoing description, traditional Farming Culture field is realistically reappeared by virtual reality technology in the present embodiment
Scape, the visualization for virtual scene provide basis；The in addition intelligent interaction technology in the way of three-dimensional modeling, has surmounted two-dimentional dynamic
The culture diffusion mode such as picture, video, proposes more novel culture impression and succession method.Additionally, the present invention is by traditional agro-farming
What cultural scene was vivid shows, and allows user intuitively to realize the generation of Farming Culture while viewing, operation
With meaning, the purpose of culture diffusion is reached in the way of teaching through lively activities, with very high practical value and promotional value.
The embodiment of the present invention two provides a kind of method of Farming Culture virtual scene interaction display, referring to Fig. 2, above-mentioned step
Also comprise the steps after rapid S103：
S104：According to modeling tool, the threedimensional model is generated into threedimensional model animation simultaneously in the form of key-frame animation
Preserve into video database.
In this step, the threedimensional model by setting up forms three-dimensional animation, can improve video data, enriches video
The broadcasting content of data base.
Knowable to foregoing description, the methods of exhibiting in the present embodiment can make 3 D video by agro-farming knowledge, make text
Word data is converted to video data, broadcasts enhancing both visual senses in the way of three-dimensional animation.
In a kind of optional embodiment, there is provided a kind of specific embodiment of above-mentioned steps S106.Referring to Fig. 3, on
State step S106 and specifically include following steps：
S201：Video camera and its mobile route, translational speed and traveling time are set in the virtual agro-farming scene, are made
Video camera automatic roaming in the virtual agro-farming scene；
In this step, on the basis of the traditional Farming Culture agro-farming skill virtual display scene for building, imaged
Machine path is arranged, and controls translational speed and the time of video camera, completes automatic roaming of the video camera in scene, while adding which
His video camera is simultaneously controlled by, and represents the position relationship of roaming camera and overall scenario with wicket form.
S202：Collision detection is added in the virtual agro-farming scene, it is to avoid phase between video camera and the threedimensional model
Mutually pass through or intersect；
In this step, Collision Detection in addition so that the fractional object in scene can not mutually be passed through or mutually be handed over
Fork, increases the sense of reality of scene, makes virtual scene more fit real nature situation.
S203：The video camera triggers corresponding event, plays institute corresponding with the threedimensional model by Equations of The Second Kind script
State the agro-farming knowledge of correlation in taxonomy database；
In this step, it is department pattern addition trigger event, and the broadcasting to video/audio is controlled by, and works as video camera
When moving to the skill that need to be introduced, corresponding event will be triggered, and play sound, the video data of the skill, while being equipped with captions, complete
Publicity introduction to cultural skill；The part is also responsible for rendering traditional Farming Culture virtual scene, by the ring in scene
Border, the visible object model of current viewport and light, light and shade setting, shade etc. sequentially add render-ahead queue, suitable according to queue
Ordered pair scene is rendered and is shown.
S204：Show the control of scene setting automatic Display in farm implements and show time control, farm implements show scene three-dimensional mould
Type carries out rotating, amplify, reduce and resetting according to deliberate action, shows scene according to the next farm implements of Preset Time automatic switchover
Threedimensional model；The farm implements for showing are played by Equations of The Second Kind script shows scene threedimensional model correspondence phase in the taxonomy database
The agro-farming knowledge of pass.
In this step, farm implements model is shown in queue according to loading successively is encoded in model library, it is ensured that farm implements model
The continuity of displaying；Show scene in addition automatic Display control and time control in farm implements so that farm implements can be pressed in the scene
Automatically carry out rotating according to layout, partial enlargement, overall show etc. under many displayings, and the time automatic alternate according to setting
One farm implements model, the replacement for completing farm implements model show；Broadcasting to audio frequency and video in farm implements model display scene is controlled
System so that the audio frequency and video data of corresponding farm implements can be played synchronous with the replacement of farm implements model and automatically；Finally by scene
Menu, environment and farm implements model be loaded in render-ahead queue, farm implements model display scene is rendered, is completed to farm implements model
The displaying of farm implements model in storehouse.
Knowable to foregoing description, the method for the Farming Culture virtual scene interaction display of the present embodiment is realized with virtual
Reality technology has reappeared traditional Farming Culture scene vividly, and the visualization for virtual scene provides basis；Using three-dimensional
Object reconstruction is that 3D models increase third dimension by modeling technique, makes picture more substantial.
In a kind of optional embodiment, there is provided a kind of specific embodiment of above-mentioned steps S107.Referring to Fig. 4, on
State step S107 and specifically include following steps：
S301：Virtual portrait is created in the virtual agro-farming scene and makes visitor possess the visual angle of virtual portrait, lead to
Crossing input equipment makes virtual portrait roam in the virtual agro-farming scene；
In this step, the first character is added in the scene, and main camera is bundled in into described first role
On；In this module, user is roamed in the scene with the first virtual character, by mouse control view directions,
Carry out the movement in front, rear, left and right direction by the button of default in the scene, by parameter setting role's translational speed.
S302：Collision detection is added in the virtual agro-farming scene, it is to avoid the virtual portrait and the threedimensional model
Between mutually pass through or intersect；
In this step, Collision Detection in addition so that the fractional object in scene can not mutually be passed through or mutually be handed over
Fork, increases the sense of reality of scene, makes virtual scene more fit real nature situation.Ensure virtual role not using collision detection
The scenery that can be set through in scene.
S303：The virtual portrait triggers setting event, plays corresponding with the threedimensional model by Equations of The Second Kind script
Related agro-farming knowledge in the taxonomy database；
In this step, user can click progressive position by clicking on left mouse button, and system obtains virtual role in real time
The coordinate that coordinate is clicked with user, automatically generates Roam Path, and virtual role completes displacement according to the translational speed of default,
Allow users to carry out roaming observation in the scene with the first virtual character；When the virtual role of user's control is near field
During the typical agro-farming skill that Jing Zhongke shows, setting event is triggered, appropriate section is with color change and scene other parts phase region
Point, causing user to note, click the part, corresponding agro-farming skill is introduced promotional videos, audio frequency and will be equipped with captions and play out.
S304：Show scene setting control knob in farm implements, scene is three-dimensional to be shown to the farm implements for showing by control knob
Model is amplified, reduces, rotates and resets control, the agro-farming knowledge that played can also be controlled by control knob；
Input equipment also provides the dragging that farm implements are shown with scene threedimensional model.
In this step, effect is controlled by the virtual farm implements for generating show scene, increase rotation, zoom etc.
Control knob, when system does not get user operation, farm implements check part by the displaying with above-mentioned farm implements exposition
Mode is identical, i.e. the automatic rotary display of farm implements, and audio video synchronization is played；When user clicks on rotation or zoom button,
User operation is automated toed respond to according to the parameter of setting；System provides the drag function to farm implements model simultaneously, need not be by control
Button, by user in real click on farm implements model with unclamp mouse when two point coordinates, calculate 2 points between away from
From relation, control farm implements model is made rotation response by institute's calculated direction angle, allows users to examine farm implements；According to
The video/audio control knob that family clicks, the displaying that farm implements are introduced with data are controlled by, and make user's decorrelation farm implements knowledge.
Knowable to foregoing description, the method for the Farming Culture virtual scene interaction display of the present embodiment, while incorporate interaction
The lively and sense of reality that technology is brought can be greatly improved the interest of spectators, excite spectators to be understood to scene content and visited
Rope, thus plays the explanation to Farming Culture and dissemination；The culture diffusion mode such as 2 D animation, video is surmounted, has improved
The availability of the virtual museum system and ageing.
Further, the embodiment of the present invention three provides a kind of system of Farming Culture virtual scene interaction display.Referring to
Fig. 5, the system of the present invention specifically include following content：
Acquisition module, for obtaining agro-farming knowledge and entering the agro-farming knowledge of acquisition according to word, image, Voice ＆ Video
Row classification storage, sets up virtual agro-farming scene according to the agro-farming knowledge for obtaining；
DBM, for setting up multiple taxonomy databases according to the agro-farming knowledge of classification storage, by first kind foot
The each taxonomy database of this formation corresponding relation each other, wherein the plurality of taxonomy database include：Lteral data storehouse, figure
As data base, audio database and video database；
MBM, for setting up 3 d model library according to the agro-farming knowledge for obtaining, wherein 3 d model library includes：Agro-farming
Skill scene threedimensional model and farm implements show scene threedimensional model；
Scene module is built, for, on the basis of the virtual agro-farming scene, loading agro-farming skill scene threedimensional model
Show scene threedimensional model with farm implements, formed between the 3 d model library and each taxonomy database by Equations of The Second Kind script
Corresponding relation；
Automatic Display module, for showing the threedimensional model for being provided with trigger condition, if meet institute during displaying
Trigger condition is stated, then in taxonomy database corresponding with the threedimensional model and described triggering bar is played by Equations of The Second Kind script
The corresponding agro-farming knowledge of part；
Interactive module, the trigger message for being input into by input equipment trigger the setting thing arranged in the threedimensional model
Part, plays agro-farming knowledge related in the taxonomy database corresponding to the threedimensional model by Equations of The Second Kind script.
Further, the system also includes：
Animation producing module, for according to modeling tool, generating three by the threedimensional model in the form of key-frame animation
Dimension module animation is simultaneously preserved into video database.
Further, the DBM includes：
Converting unit, for carrying out audio recording, and the voice data that will be recorded by the data in the lteral data storehouse
Preserve into audio database.
Further, the automatic Display module includes：
Automatic Display unit, for arranging video camera and its mobile route, translational speed in the virtual agro-farming scene
And traveling time, make video camera automatic roaming in the virtual agro-farming scene；
First collision detection unit, for adding collision detection, it is to avoid video camera and institute in the virtual agro-farming scene
State；
First trigger element, triggers corresponding event for the video camera, is played and the three-dimensional by Equations of The Second Kind script
Related agro-farming knowledge in the corresponding taxonomy database of model；
First farm implements display unit, for showing the control of scene setting automatic Display in farm implements and showing time control, agriculture
Tool shows that scene threedimensional model carries out rotating, amplify, reduce and resetting according to deliberate action, under automatically switching according to Preset Time
One farm implements shows scene threedimensional model；Playing the farm implements for showing by Equations of The Second Kind script shows scene threedimensional model correspondence in institute
State the agro-farming knowledge of correlation in taxonomy database.
Further, the interactive module includes：
Interactive display unit, for creating virtual portrait and making visitor possess visual human in the virtual agro-farming scene
The visual angle of thing, makes virtual portrait roam in the virtual agro-farming scene by input equipment；
Second collision detection unit, for adding collision detection, it is to avoid the visual human in the virtual agro-farming scene
Mutually passing through between thing and the threedimensional model intersects；
Second trigger element, triggers setting event for the virtual portrait, is played and described three by Equations of The Second Kind script
Related agro-farming knowledge in the corresponding taxonomy database of dimension module；
Second farm implements display unit, shows scene setting control knob in farm implements, by farm implements of the control knob to displaying
Show that scene threedimensional model is amplified, reduces, rotates and resets control, the agro-farming of broadcasting can also be known by control knob
Knowledge is controlled；Input equipment also provides the dragging that farm implements are shown with scene threedimensional model.
Above example is merely to illustrate technical scheme, rather than a limitation；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：Which still can be to aforementioned each enforcement
Technical scheme described in example is modified, or carries out equivalent to which part technical characteristic；And these are changed or replace
Change, 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 (10)
1. a kind of method of Farming Culture virtual scene interaction display, it is characterised in that methods described comprises the steps：
Obtaining agro-farming knowledge simultaneously carries out classification storage by the agro-farming knowledge of acquisition according to word, image, Voice ＆ Video, according to obtaining
The agro-farming knowledge for taking sets up virtual agro-farming scene；
Multiple taxonomy databases are set up according to the agro-farming knowledge of classification storage, each taxonomy database phase is formed by first kind script
Corresponding relation between mutually, wherein the plurality of taxonomy database include：Lteral data storehouse, image data base, audio database
And video database；
Agro-farming knowledge according to obtaining sets up 3 d model library, and wherein 3 d model library includes：Agro-farming skill scene threedimensional model
Show scene threedimensional model with farm implements；
On the basis of the virtual agro-farming scene, loading agro-farming skill scene threedimensional model and farm implements show scene three-dimensional mould
Type, forms the corresponding relation between the 3 d model library and each taxonomy database by Equations of The Second Kind script；
Displaying is provided with the threedimensional model of trigger condition, if meeting the trigger condition during displaying, by second
Class script plays the corresponding agro-farming knowledge of in taxonomy database corresponding with the threedimensional model and described trigger condition；
The setting event arranged in the threedimensional model is triggered by the trigger message that input equipment is input into, by Equations of The Second Kind script
Related agro-farming knowledge in the broadcasting taxonomy database corresponding to the threedimensional model.
2. method according to claim 1, it is characterised in that described that three-dimensional mould is set up according to the agro-farming knowledge of the acquisition
The step of type storehouse, also include afterwards：
According to modeling tool, the threedimensional model is generated into threedimensional model animation in the form of key-frame animation and is preserved to video
In data base.
3. method according to claim 1, it is characterised in that the agro-farming knowledge according to classification storage sets up multiple points
Class data base, includes the step of form each taxonomy database corresponding relation each other by first kind script：
Data in the lteral data storehouse are carried out into audio recording, and the voice data of recording is preserved to audio database
In.
4. method according to claim 1, it is characterised in that displaying is provided with the threedimensional model of trigger condition, in exhibition
If meeting the trigger condition during showing, taxonomy database corresponding with the threedimensional model is played by Equations of The Second Kind script
In and include the step of the trigger condition corresponding agro-farming knowledge：
Video camera and its mobile route, translational speed and traveling time are set in the virtual agro-farming scene, make video camera exist
Automatic roaming in the virtual agro-farming scene；
Collision detection is added in the virtual agro-farming scene, it is to avoid mutually pass through or phase between video camera and the threedimensional model
Mutually intersect；
The video camera triggers corresponding event, plays the categorical data corresponding with the threedimensional model by Equations of The Second Kind script
Related agro-farming knowledge in storehouse；
Show the control of scene setting automatic Display in farm implements and show time control, farm implements show scene threedimensional model according to default
Action carries out rotating, amplify, reduce and resetting, and shows scene threedimensional model according to the next farm implements of Preset Time automatic switchover；
The farm implements for showing are played by Equations of The Second Kind script shows the related agro-farming in the taxonomy database of scene threedimensional model correspondence
Knowledge.
5. method according to claim 1, it is characterised in that described that institute is triggered by the trigger message that input equipment is input into
The setting event arranged in stating threedimensional model, plays the categorical data corresponding with the threedimensional model by Equations of The Second Kind script
Include the step of related agro-farming knowledge in storehouse：
Virtual portrait is created in the virtual agro-farming scene and makes visitor possess the visual angle of virtual portrait, by input equipment
Virtual portrait is made to roam in the virtual agro-farming scene；
Collision detection is added in the virtual agro-farming scene, it is to avoid mutual between the virtual portrait and the threedimensional model
Pass through or intersect；
The virtual portrait triggers setting event, plays the classification number corresponding with the threedimensional model by Equations of The Second Kind script
According to agro-farming knowledge related in storehouse；
Show scene setting control knob in farm implements, scene threedimensional model is put to be shown to the farm implements for showing by control knob
Greatly, reduce, rotation and reset are controlled, the agro-farming knowledge played can also be controlled by control knob；Input equipment is also
The dragging that farm implements are shown with scene threedimensional model is provided.
6. a kind of system of Farming Culture virtual scene interaction display, it is characterised in that the system includes：
Acquisition module, for obtaining agro-farming knowledge and carrying out point the agro-farming knowledge of acquisition according to word, image, Voice ＆ Video
Class is stored, and sets up virtual agro-farming scene according to the agro-farming knowledge for obtaining；
DBM, for setting up multiple taxonomy databases according to the agro-farming knowledge of classification storage, by first kind script shape
Into each taxonomy database corresponding relation each other, wherein the plurality of taxonomy database includes：Lteral data storehouse, picture number
According to storehouse, audio database and video database；
MBM, for setting up 3 d model library according to the agro-farming knowledge for obtaining, wherein 3 d model library includes：Agro-farming skill
Scene threedimensional model and farm implements show scene threedimensional model；
Scene module is built, for, on the basis of the virtual agro-farming scene, loading agro-farming skill scene threedimensional model and agriculture
Tool shows scene threedimensional model, forms corresponding between the 3 d model library and each taxonomy database by Equations of The Second Kind script
Relation；
Automatic Display module, for showing the threedimensional model for being provided with trigger condition, if meet described touching during displaying
Clockwork spring part, then play in taxonomy database corresponding with the threedimensional model and described trigger condition pair by Equations of The Second Kind script
The agro-farming knowledge answered；
Interactive module, the trigger message for being input into by input equipment trigger the setting event arranged in the threedimensional model,
Agro-farming knowledge related in the taxonomy database corresponding to the threedimensional model is played by Equations of The Second Kind script.
7. system according to claim 6, it is characterised in that the system also includes：
Animation producing module, for according to modeling tool, generating three-dimensional mould by the threedimensional model in the form of key-frame animation
Type animation is simultaneously preserved into video database.
8. system according to claim 6, it is characterised in that the DBM includes：
Converting unit, for the data in the lteral data storehouse are carried out audio recording, and the voice data recorded is preserved
Into audio database.
9. system according to claim 6, it is characterised in that the automatic Display module includes：
Automatic Display unit, for arranging video camera and its mobile route, translational speed and shifting in the virtual agro-farming scene
The dynamic time, make video camera automatic roaming in the virtual agro-farming scene；
First collision detection unit, for adding collision detection, it is to avoid video camera and described three in the virtual agro-farming scene
Mutually pass through between dimension module or intersect；
First trigger element, triggers corresponding event for the video camera, is played and the threedimensional model by Equations of The Second Kind script
Related agro-farming knowledge in the corresponding taxonomy database；
First farm implements display unit, for showing the control of scene setting automatic Display in farm implements and showing time control, farm implements exhibition
Show that scene threedimensional model carries out rotating, amplify, reduce and resetting according to deliberate action, automatically switch according to Preset Time next
Farm implements show scene threedimensional model；Playing the farm implements for showing by Equations of The Second Kind script shows scene threedimensional model correspondence at described point
Related agro-farming knowledge in class data base.
10. system according to claim 6, it is characterised in that the interactive module includes：
Interactive display unit, for creating virtual portrait and making visitor possess virtual portrait in the virtual agro-farming scene
Visual angle, makes virtual portrait roam in the virtual agro-farming scene by input equipment；
Second collision detection unit, for adding collision detection in the virtual agro-farming scene, it is to avoid the virtual portrait with
Mutually passing through between the threedimensional model intersects；
Second trigger element, triggers setting event for the virtual portrait, is played and the three-dimensional mould by Equations of The Second Kind script
Related agro-farming knowledge in the corresponding taxonomy database of type；
Second farm implements display unit, shows scene setting control knob in farm implements, the farm implements for showing is shown by control knob
Scene threedimensional model is amplified, reduces, rotates and resets control, the agro-farming knowledge that played can also be entered by control knob
Row control；Input equipment also provides the dragging that farm implements are shown with scene threedimensional model.
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