CN109035395B - Virtual teaching system and method for amber embedded specimen experiment teaching - Google Patents
Virtual teaching system and method for amber embedded specimen experiment teaching Download PDFInfo
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- CN109035395B CN109035395B CN201810981070.8A CN201810981070A CN109035395B CN 109035395 B CN109035395 B CN 109035395B CN 201810981070 A CN201810981070 A CN 201810981070A CN 109035395 B CN109035395 B CN 109035395B
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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
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
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- G06Q50/20—Education
- G06Q50/205—Education administration or guidance
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T15/00—3D [Three Dimensional] image rendering
- G06T15/04—Texture mapping
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- G06T19/00—Manipulating 3D models or images for computer graphics
- G06T19/006—Mixed reality
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/36—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for zoology
Abstract
The invention belongs to the technical field of computer teaching software, and discloses an amber embedded specimen experiment teaching virtual teaching system and method, which comprises the following steps: the system comprises an anatomy acquisition module, an image preprocessing module, a picture export module, a three-dimensional modeling module, a model export module, a chartlet model import module, an interaction production module, a virtual reality module and an information publishing module. The invention collects images and makes videos of insects from various aspects such as living environment, morphological characteristics, behaviors, physiological structures of insects and the like by using cameras, video cameras and the like, arranges the images and the videos into a library, identifies and identifies the insects in a three-dimensional form, and shows the insects to students in experimental classroom teaching, thereby not only improving the teaching effect and helping the students to better master the insect knowledge, but also laying a solid foundation for field practice.
Description
Technical Field
The invention belongs to the technical field of computer teaching software, and particularly relates to a virtual teaching system and method for amber embedded specimen experiment teaching.
Background
Currently, the current state of the art commonly used in the industry is such that:
common entomology, also called basic entomology (basic entomology), focuses on exploring the life forms and laws of insects themselves, and the insects have recorded over 1 million species on the earth, and the insects as scientific research materials have revealed many natural puzzles, the most prominent example being genetics developed by using drosophila melanogaster as a material. The advantages of using insects as research materials are: the insects are easy to feed, the life cycle is short, and a large number of insect individuals can be obtained in a short time; insects are open-cycle animals, transplantation of organs and endocrine glands is easy, and physiological problems of invertebrates are researched by taking insects as experimental materials. With the development of human production activities and scientific experiments and other basic subjects and cross permeation among subjects, entomology enters a molecular biology stage from a description stage and an experiment stage, and is developing towards two aspects of a macro and a micro, in the development process of the subjects, entomology gradually forms a plurality of branch subjects of the entomology, which also explains the importance of the insect experimental teaching in the subject teaching. The subtropical zone of Guizhou belongs to the moist monsoon climate, and rainfall is more, and the rainy season is obvious, and cloudy day is more, and sunshine is little. Annual relative humidity 70%. Compared with northern areas, the insect specimen is not easy to store, 5000 yuan is needed for specimen storage in our discipline in each school period, and 3000 yuan is needed for damaged specimens in each school period. The insect dissection process is delicate, the experimental body is generally small, various organs are difficult to distinguish clearly, the study initiative of students is not high after class, and the study interactivity is poor. The field practice is an important component of insect learning teaching, is closely related to classroom teaching and experimental teaching, has clear division of labor, and is indispensable and can not be mutually replaced teaching activities, many colleges and universities in China pay attention to the field practice teaching, but with the enlargement of college enrollment scale, the field practice is seriously deficient in manpower, financial resources and material resources, and students are not firm enough in mastering insect taxonomy knowledge, so that the practice effect is greatly reduced, and insect specimens collected during practice are seriously damaged due to simple preservation methods.
In summary, the problems of the prior art are:
(1) The insect dissection process is delicate, the experimental body is generally small, various organs are difficult to distinguish clearly, the study initiative of students is not high after class, and the study interactivity is poor.
(2) The field practice has serious defects of manpower, financial resources and material resources, and the students have not firm knowledge of insect taxonomy, so that the practice effect is greatly reduced, and the insect specimens collected during the practice period are seriously damaged due to simple preservation method.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a virtual teaching system and a virtual teaching method for amber embedded specimen experiment teaching.
The invention is realized in this way, a virtual teaching system for experiment teaching of amber embedded specimens, the virtual teaching system for experiment teaching of amber embedded specimens comprises:
the dissecting and collecting module dissects the insects by using a microscope and records the dissecting process in the whole process by using a shot video or a picture; taking 360-degree omnibearing photos of the insects;
the image preprocessing module is used for realizing accurate perspective relation correction of the mapping, two or more identical repeated elements cannot appear in one mapping, only one repeated element is one mapping, the front, back, left and right hues and the brightness of the repeated mapping are uniform, and the splicing sense of the repeated mapping cannot appear;
the picture export module is used for exporting the map according to a jpg format and exporting a png format by pasting with a transparent channel;
the three-dimensional modeling module is used for realizing the establishment of a three-dimensional model of the map;
the model derivation module is used for deriving the Fbx format of the three-dimensional model;
the mapping model importing module is used for importing the mapping model into the unity and completing the corresponding experimental process steps;
the interactive production module is used for combining the imported and generated map model with the unity3d scene to realize interaction;
the virtual reality module is used for establishing a virtual reality interactive environment;
and the information issuing module is used for issuing the teaching contents to the Ali cloud server or the school internal server.
Another object of the present invention is to provide an amber embedded specimen experiment teaching virtual teaching method of the amber embedded specimen experiment teaching virtual teaching system, wherein the amber embedded specimen experiment teaching virtual teaching method includes:
firstly, dissecting insects by using a microscope, and recording the dissecting process in the whole process by using a shot video or a picture; taking 360-degree omnibearing photos of the insects;
secondly, the perspective relation of the mapping is corrected accurately, and the textures of all the mappings are kept horizontal, flat and vertical, are clear and visible, and are clean and beautiful; two or more identical repeated elements cannot appear in one chartlet, only one repeated element is one chartlet, the front, back, left and right colors of the repeated chartlets are uniform in brightness, and the splicing sense of the repeated chartlets cannot appear;
step three, exporting the map according to a jpg format, and exporting a png format by pasting with a transparent channel;
step four, realizing the establishment of a three-dimensional model of the map; deriving an Fbx format of the three-dimensional model; importing the mapping model into the unity, and completing the corresponding experimental flow steps; combining the generated imported mapping model with a unity3d scene to realize interaction;
step five, establishing a virtual reality interaction environment; the teaching content is published to an Ali cloud server or a school internal server.
Another object of the present invention is to provide a computer program for implementing the virtual teaching system for amber embedded specimen experiment teaching.
The invention also aims to provide an information data processing terminal for realizing the virtual teaching system for amber embedded specimen experiment teaching.
It is another object of the present invention to provide a computer-readable storage medium comprising instructions that, when executed on a computer, cause the computer to execute the amber embedded specimen experiment teaching virtual teaching system.
In summary, the advantages and positive effects of the invention are as follows: through the processing and manufacturing of the specimen, the insect specimen of the 'artificial amber' is processed and manufactured, and some important objects represent the experimental contents of specimen identification of insect finished products of species and common economic species, multimedia data appreciation and the like; the insect specimen collected during the practice period is preserved for a long time by adopting a method of manufacturing artificial amber embedding, the insects in Guizhou province are subjected to image collection, video production and library arrangement by using cameras, video cameras and the like from various aspects such as living environment, morphological characteristics, behaviors, insect physiological structures and the like, the insects are identified and identified in a three-dimensional form and are displayed to students in experimental classroom teaching, the teaching effect can be improved, the students can better master the insect knowledge, and a solid foundation can be laid for field practice. In class, students can review the missed knowledge points in class, and the understanding and consolidation of knowledge are increased. Meanwhile, virtual reality and augmented reality equipment are used as carriers to organize teaching in a 'turnover classroom' or 'micro-class guidance' teaching mode, autonomous learning conditions are provided for students, working pressure of teachers is relieved, answers and remissions are pertinently made for the students, and the reform of the traditional teaching mode is promoted. Virtual reality and augmented reality technology provide more real teaching scene for the student, make the transmission of knowledge present through the form of characters, picture, sound, animation and video, can express more complicated, the knowledge point that hardly describes with the language very clearly, directly perceived, concrete, can bring the experience and the abundant mutual experience of nature of student's experience of being personally on the scene, can arouse learner's study enthusiasm greatly.
Drawings
Fig. 1 is a schematic structural view of an amber embedded specimen experiment teaching virtual teaching system provided by an embodiment of the present invention;
in the figure: 1. an anatomy acquisition module; 2. an image preprocessing module; 3. a picture export module; 4. a three-dimensional modeling module; 5. a model derivation module; 6. a mapping model import module; 7. an interactive production module; 8. a virtual reality module; 9. and an information issuing module.
Fig. 2 is a flowchart of a virtual teaching method for experiment teaching of amber embedded specimens, provided by the embodiment of the invention.
Fig. 3 is a flow chart of an implementation of the virtual teaching method for amber embedded specimen experiment teaching according to the embodiment of the present invention.
Fig. 4 is a development flow chart of the virtual teaching system for amber embedded specimen experiment teaching provided by the embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and do not limit the invention.
As shown in fig. 1, the virtual teaching system for experiment teaching of amber embedded specimens provided in the embodiment of the present invention includes: the image processing system comprises an anatomy acquisition module 1, an image preprocessing module 2, a picture export module 3, a three-dimensional modeling module 4, a model export module 5, a map model import module 6, an interaction production module 7, a virtual reality module 8 and an information publishing module 9.
The insect dissecting and collecting module 1 dissects insects by using a microscope and records the dissecting process in the whole process by using a shot video or a picture; the insect was photographed in 360 deg. omni-directional photographs.
The image preprocessing module 2 is used for accurately correcting the perspective relation of the mapping, and the textures of all the mappings are kept horizontal, flat and vertical, are clear and visible, and are clean and beautiful; two or more identical repeated elements cannot appear in one chartlet, only one repeated element is one chartlet, the front, back, left and right colors and the brightness of the repeated chartlets are uniform, and the splicing feeling of the repeated chartlets cannot appear.
And the picture export module 3 is used for exporting the map according to a jpg format and exporting a png format by the pasting with a transparent channel.
And the three-dimensional modeling module 4 is used for realizing the three-dimensional model establishment of the map.
And the model derivation module 5 is used for deriving the Fbx format of the three-dimensional model.
And the mapping model importing module 6 is used for importing the mapping model into the unity and completing the corresponding experimental process steps.
And the interaction production module 7 is used for combining the generated imported mapping model with the unity3d scene to realize interaction.
And the virtual reality module 8 is used for establishing a virtual reality interactive environment.
And the information issuing module 9 is used for issuing the teaching contents to an Ali cloud server or a school internal server.
As shown in fig. 2, the virtual teaching method for experiment teaching of amber embedded specimens provided by the embodiment of the present invention includes the following steps:
s201: dissecting the insects by using a microscope, and recording the dissecting process by using a shot video or a picture in the whole process; taking 360-degree omnibearing photos of the insects;
s202: the perspective relation of the mapping is corrected accurately, and the textures of all the mappings are kept horizontal, flat and vertical, are clear and visible, and are clean and beautiful; two or more identical repeated elements cannot appear in one chartlet, only one repeated element is one chartlet, the front, back, left and right hues and the brightness of the repeated chartlets are uniform, and the splicing sense of the repeated chartlets cannot appear;
s203: the method comprises the following steps of (1) realizing export of a map according to a jpg format, and exporting a png format by the aid of a paste with a transparent channel;
s204: realizing the three-dimensional model establishment of the map; deriving an Fbx format of the three-dimensional model; importing the mapping model into the unity, and completing the corresponding experimental flow steps; combining the generated imported mapping model with a unity3d scene to realize interaction;
s205: establishing a virtual reality interactive environment; and the teaching content is published to an Ali cloud server or a school internal server.
As shown in fig. 4, the development process of the virtual teaching system for amber embedded specimen experiment teaching provided by the embodiment of the present invention includes the following steps:
step one, analyzing functional requirements;
secondly, three-dimensional modeling, wherein common three-dimensional modeling software comprises 3dMax, ZBrush, maya and the like; the model is imported into virtual reality development software for programming development. The import of the model in Unity3d is in FBX format, 3ds Max software can convert the model to FBX format. The 3ds Max not only undertakes format conversion, but also completes operations such as model mapping, actions, videos and the like;
FBX is in the format conversion process, which needs to be completed in 3ds Max, FBX is in the KaydaraFilmBOX file format, kaydaraFilmBOX is a system for creating, editing and blending motion capture and keyframe animation. It should be noted that in the format conversion interface, the selection of the animatic option determines whether to import the action created in 3ds Max into Unity3d, and the option also includes the frame number of the selected sequence frame; the Embed Media is selected to lead the chartlet into Unity3d for debugging the fruit;
and fourthly, model import, namely importing the format converted FBX format model into Unity3d by two methods: 1. clicking on Asset's import New Asset in the project menu bar; selecting an FBX format model, and selecting and importing; 2. FBX Format model, select import. The model in import needs to be simply debugged, so that the smooth import of the action manufactured in 3ds Max can be ensured;
step five, rendering, namely the establishment mode of shaders in the Unity3 d: the method has the advantages that 4 different types of shaders can be established by selecting Create to click on the shaders on the right key of assemblies in Peojects, meanwhile, a plurality of shaders are arranged in the Unity, and a user can select the internal shaders to use according to the requirements of the user;
sixthly, writing codes, wherein Unity3d holds two code inputs: c # and JavaScripts. The way of establishing scripts is similar to the way of establishing shaders: in Project, asset right-handed selection selects Create click JavaScript or C #. The code must adhere to the object to realize the function;
and seventhly, testing the software and releasing the software, wherein after the codes are written to realize the expected functions, the Unity3d can be tested in the interior without releasing, and the system after the software testing can be released into different versions to meet the requirements of different users. In addition to some basic settings for publication, the publication interface includes three forms that can be published: the webpage version, the single-machine version and the mobile phone android version can be released into different versions according to requirements.
In the above embodiments, the implementation may be wholly or partially realized by software, hardware, firmware, or any combination thereof. When used in whole or in part, can be implemented in a computer program product that includes one or more computer instructions. When the computer program instructions are loaded or executed on a computer, the procedures or functions according to the embodiments of the present invention are wholly or partially generated. The computer may be a general purpose computer, a special purpose computer, a network of computers, or other programmable device. The computer instructions may be stored in a computer readable storage medium or transmitted from one computer readable storage medium to another, for example, the computer instructions may be transmitted from one website site, computer, server, or data center to another website site, computer, server, or data center via wire (e.g., coaxial cable, fiber optic, digital Subscriber Line (DSL), or wireless (e.g., infrared, wireless, microwave, etc.)). The computer-readable storage medium can be any available medium that can be accessed by a computer or a data storage device, such as a server, a data center, etc., that includes one or more of the available media. The usable medium may be a magnetic medium (e.g., floppy Disk, hard Disk, magnetic tape), an optical medium (e.g., DVD), or a semiconductor medium (e.g., solid State Disk (SSD)), among others.
The above description is intended to be illustrative of the preferred embodiment of the present invention and should not be taken as limiting the invention, but rather, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.
Claims (5)
1. The virtual teaching system of amber embedded specimen experiment teaching, its characterized in that, the virtual teaching system of amber embedded specimen experiment teaching includes:
the dissecting and collecting module dissects the insects by using a microscope and records the dissecting process in the whole process by using a shot video or a picture; taking 360-degree omnibearing photos of the insects;
the image preprocessing module is used for realizing accurate perspective relation correction of the mapping, two or more identical repeated elements cannot appear in one mapping, only one repeated element is one mapping, the front, back, left and right hues and the brightness of the repeated mapping are uniform, and the splicing sense of the repeated mapping cannot appear;
the picture export module is used for exporting the map according to a jpg format and exporting a png format by pasting with a transparent channel;
the three-dimensional modeling module is used for realizing the establishment of a three-dimensional model of the map;
the model derivation module is used for deriving the Fbx format of the three-dimensional model;
the mapping model importing module is used for importing the mapping model into the unity and completing the corresponding experimental process steps;
the interactive production module is used for combining the generated imported mapping model with the unity3d scene to realize interaction;
the virtual reality module is used for establishing a virtual reality interactive environment;
and the information publishing module is used for publishing the teaching contents to an Ali cloud server or a school internal server.
2. An amber embedded specimen experiment teaching virtual teaching method of the amber embedded specimen experiment teaching virtual teaching system according to claim 1, wherein the amber embedded specimen experiment teaching virtual teaching method comprises:
firstly, dissecting insects by using a microscope, and recording the dissecting process in the whole process by using a shot video or a picture; taking 360-degree omnibearing photos of the insects;
step two, the perspective relation of the mapping is corrected accurately, and the textures of all the mappings are kept horizontal, flat and vertical, clear and visible, clean and beautiful; two or more identical repeated elements cannot appear in one chartlet, only one repeated element is one chartlet, the front, back, left and right hues and the brightness of the repeated chartlets are uniform, and the splicing sense of the repeated chartlets cannot appear;
step three, the mapping is exported according to a jpg format, and a export png format is exported by pasting with a transparent channel;
step four, building a three-dimensional model of the map; deriving an Fbx format of the three-dimensional model; importing the chartlet model into the unity, and completing the corresponding experimental flow steps; combining the imported and generated map model with a unity3d scene to realize interaction;
step five, establishing a virtual reality interaction environment; and the teaching content is published to an Ali cloud server or a school internal server.
3. A computer program for implementing the virtual teaching system for amber embedded specimen experimental teaching according to claim 1.
4. An information data processing terminal for implementing the virtual teaching system for amber embedded specimen experiment teaching according to claim 1.
5. A computer readable storage medium comprising instructions that when executed on a computer cause the computer to perform the amber embedded specimen experiment teaching virtual teaching system of claim 1.
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