CN112835569A - Method and system for realizing code-to-building block conversion based on virtual reality technology - Google Patents
Method and system for realizing code-to-building block conversion based on virtual reality technology Download PDFInfo
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Abstract
The invention provides a method and a system for realizing code-to-building block conversion based on a virtual reality technology, belonging to the technical field of programming learning of children, and comprising the steps of 1) building a building block library; 2) grammar extraction; 3) and (4) transformation. By the method for realizing the code-to-building block based on the virtual reality technology, teachers can call building blocks in soft connection with programming grammars at any time when explaining programming contents, the programming contents and the building blocks are combined for explanation, the programming contents are more visual, the visualization of the programming contents is realized, children can understand the programming contents more easily, and the course contents are more interesting.
Description
Technical Field
The invention belongs to the technical field of programming learning of children, relates to a technology for converting a code into a visual building block, and particularly relates to a method and a system for converting the code into the building block based on a virtual reality technology.
Background
Learning programming for children can exercise the abstract thinking ability of children and train the programming thinking mode of children, but learning programming requires children to abstract concrete objects into codes which can be recognized by a computer, and needs to remember grammars and complex instructions in programming languages, which is difficult for children to understand and remember, especially for children who have not been well mastered with characters, and is difficult for listeners to understand and remember, and simultaneously because the programming content is not intuitive and cannot be visualized, the programming is difficult for listeners to understand, and the teaching of teachers is also laborious.
Disclosure of Invention
Aiming at the problems that the content of the existing child programming course is not intuitive, the visualization can not be realized and the listener can not easily understand the existing child programming course, the invention provides a method and a system for realizing code-to-building block conversion based on a virtual reality technology, and the specific technical scheme is as follows:
a method for realizing code-to-building block conversion based on virtual reality technology comprises the following steps:
1) building a building block warehouse: the building block library comprises a plurality of building blocks with attribute labels;
2) grammar extraction: extracting all grammar information in a code written by a user;
3) and (3) transformation: and flexibly connecting the grammar information with the building blocks through the building block attribute labels, and converting the codes into the building blocks.
In a further definition of the method,
the step 2) further comprises the following steps: classifying the extracted grammar information, wherein the classified category corresponds to the attribute label of the building block;
the step 3) is specifically as follows: and carrying out soft connection on the classified grammar information and the building blocks through the building block attribute labels, and converting the codes into the building blocks.
In a further definition of the method,
the attribute labels of the building blocks in the step 1) comprise basic grammar attributes, logic operation attributes, 3D behavior attributes and animation sound attributes;
and the grammar information in the step 2) is divided into basic grammar, logic operation grammar, 3D behavior grammar and animation sound grammar.
Further defined, the code is written in a python language.
Further limiting, the grammar information is one or more; one or more building blocks for soft connection; the code is converted into a building block or a combination of a plurality of building blocks.
The system for realizing code-to-building block conversion based on the virtual reality technology comprises a building block library building module, a grammar extracting module and a converting module;
the building block warehouse building module comprises: a building block for storing a plurality of building blocks with attribute tags;
the grammar extraction module: the method comprises the steps of extracting grammar information in code written by a user;
the conversion module is used for: and flexibly connecting the grammar information with the building blocks through the building block attribute labels, and converting the codes into the building blocks.
In a further definition of the method,
the grammar extraction module further includes: classifying the extracted grammar information, wherein the classified category corresponds to the attribute label of the building block;
the conversion module is used for: and the system is used for carrying out soft connection on the classified grammar information and the building blocks through the building block attribute labels and converting the codes into the building blocks.
In a further definition of the method,
the attribute labels of the building blocks in the building block library building module comprise basic grammar attributes, logical operation attributes, 3D behavior attributes and animation sound attributes;
the grammar information in the grammar extraction module is divided into basic grammar, logic operation grammar, 3D behavior grammar and animation sound grammar.
Further defined, the code is written in a python language.
Further limiting, the grammar information is one or more; one or more building blocks for soft connection; the code is converted into a building block or a combination of a plurality of building blocks.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention relates to a method for realizing code-to-building block based on virtual reality technology, which comprises the steps of 1) building a building block library; 2) grammar extraction; 3) and (4) transformation. Building blocks with attribute labels are included in the building block library building process; the grammar extraction process can extract all grammar information in a code written by a user; in the conversion process, grammar information is in soft connection with the building blocks through the building block attribute tags, and codes are converted into the building blocks. When a teacher explains the programming content, the building blocks flexibly connected with the programming grammar can be called at any time, the programming content and the building blocks are combined to explain, the programming content is more visual, the visualization of the programming content is realized, the teaching method is also easier for children to understand, and the course content is more interesting.
2. The attribute labels of the building blocks comprise basic grammar attributes, logic operation attributes, 3D behavior attributes and animation sound attributes; the grammar in the extracted code comprises basic grammar, logical operation grammar, 3D behavior grammar and animation sound grammar; so that the grammar in the extracted code can be more accurately matched with the attribute labels of the building blocks.
Drawings
FIG. 1 is a schematic process diagram of a method for implementing a code-to-building block based on a virtual reality technology according to the present invention;
FIG. 2 is a schematic diagram of a system for implementing a code-to-building block based on a virtual reality technology according to the present invention.
Detailed Description
The technical solutions of the present invention will be further explained below with reference to the drawings and examples, but the present invention is not limited to the embodiments explained below.
The invention discloses a method for realizing code-to-building block conversion based on virtual reality technology, which comprises the following steps:
1) building a building block warehouse: the building block library comprises a plurality of building blocks with attribute labels;
2) grammar extraction: extracting all grammar information in a code written by a user;
3) and (3) transformation: and flexibly connecting the grammar information with the building blocks through the building block attribute labels, and converting the codes into the building blocks.
Preferably, the first and second liquid crystal materials are,
step 2) also includes: classifying the extracted grammar information, wherein the classified category corresponds to the attribute label of the building block;
the step 3) is specifically as follows: and carrying out soft connection on the classified grammar information and the building blocks through the building block attribute labels, and converting the codes into the building blocks.
Preferably, the first and second liquid crystal materials are,
the attribute labels of the building blocks in the step 1) comprise basic grammar attributes, logic operation attributes, 3D behavior attributes and animation sound attributes;
and in the step 2), the grammar information is divided into basic grammar, logic operation grammar, 3D behavior grammar and animation sound grammar.
Preferably, the code is written in the python language.
Preferably, the grammar information is one or more; one or more building blocks for soft connection; the code is converted into a building block or a combination of a plurality of building blocks.
The invention relates to a system for realizing code-to-building block conversion based on a virtual reality technology, which comprises a building block library building module, a grammar extracting module and a converting module;
building a building block warehouse: a building block for storing a plurality of building blocks with attribute tags;
a grammar extraction module: the method comprises the steps of extracting grammar information in code written by a user;
a conversion module: and flexibly connecting the grammar information with the building blocks through the building block attribute labels, and converting the codes into the building blocks.
Preferably, the first and second liquid crystal materials are,
the grammar extraction module further includes: classifying the extracted grammar information, wherein the classified category corresponds to the attribute label of the building block;
a conversion module: and the system is used for carrying out soft connection on the classified grammar information and the building blocks through the building block attribute labels and converting the codes into the building blocks.
Preferably, the first and second liquid crystal materials are,
the attribute labels of the building blocks in the building block library building module comprise basic grammar attributes, logical operation attributes, 3D behavior attributes and animation sound attributes;
the grammar information in the grammar extraction module is divided into basic grammar, logic operation grammar, 3D behavior grammar and animation sound grammar.
Preferably, the code is written in the python language.
Preferably, the grammar information is one or more; one or more building blocks for soft connection; the code is converted into a building block or a combination of a plurality of building blocks.
Example 1
Referring to fig. 1, the method for implementing a code-to-building block based on a virtual reality technology in the present embodiment includes the following steps:
1) building a building block warehouse: the building blocks comprise 4 building blocks with attribute tags, and the 4 building blocks with the attribute tags are respectively basic grammar attributes, logic operation attributes, 3D behavior attributes and animation sound attributes;
2) grammar extraction: extracting all grammar information in a code written by a user by using a python language, and dividing the extracted grammar information into four types of basic grammar, logic operation grammar, 3D behavior grammar and animation sound grammar;
3) and (3) transformation: and carrying out soft connection on the extracted basic grammar, the logic operation grammar, the 3D behavior grammar and the animation sound grammar and the basic grammar attribute, the logic operation attribute, the 3D behavior attribute and the animation sound attribute of the corresponding building block, and converting the code into the building block.
Through turning into the code building block, make the mr when explaining programming content, can combine programming content and building block and talk back, make programming content more directly perceived, realized programming content's visualization, also understand more easily to children, make course content richen interesting more.
The method for realizing the code-to-building block based on the virtual reality technology is specifically explained by taking the example that a teacher needs to explain a room about realizing one walk by using python language, and the steps are as follows:
1) building a building block warehouse: the building block library comprises 4 building blocks with attribute labels, which are respectively a basic grammar attribute, a logical operation attribute, a 3D behavior attribute and an animation sound attribute, wherein the basic grammar attribute is all basic grammars required for constructing a model of a person, the logical operation attribute is logical judgment when the person walks and comprises the steps of firstly taking a left leg or a right leg, turning in a plurality of steps, stopping in a plurality of steps and the like, the 3D behavior attribute is a walking action of the person, comprises a leg-taking action and an arm-throwing action, and the animation sound attribute is a sound effect when the person walks;
2) grammar extraction: extracting all grammar information in a code written by a user by using a python language, and dividing the extracted grammar information into four types of basic grammar, logic operation grammar, 3D behavior grammar and animation sound grammar; the basic grammar is all grammars required for constructing a model of one person, the logical operation grammar is all logical judgment grammars when one person walks, the 3D behavior grammar is all action grammars when one person walks, and the animation sound grammar is all sound grammars when one person walks;
3) and (3) transformation: and carrying out soft connection on the extracted basic grammar, the logic operation grammar, the 3D behavior grammar and the animation sound grammar and the basic grammar attribute, the logic operation attribute, the 3D behavior attribute and the animation sound attribute of the corresponding building block, and converting the code into the building block.
When a teacher explains the programming content, the teacher can call out the building blocks with the attribute tags corresponding to the written code grammar to degrade, so that the code is visually explained, and the content is easier to understand and more intuitive.
Example 2
Referring to fig. 2, the system for implementing a code-to-building block based on a virtual reality technology in the embodiment includes a building block library building module, a grammar extracting module and a converting module;
building a building block warehouse: the system comprises a storage module, a logic operation module, a 3D (three-dimensional) behavior module and an animation sound module, wherein the storage module is used for storing 4 building blocks with attribute tags, and the 4 building blocks with the attribute tags are respectively a basic grammar attribute, a logic operation attribute, a 3D behavior attribute and an animation sound attribute;
a grammar extraction module: the system is used for extracting all grammar information in a code written by a user by using a python language, and dividing the extracted grammar information into four types of basic grammar, logic operation grammar, 3D behavior grammar and animation sound grammar;
a conversion module: and the system is used for carrying out soft connection on the extracted basic grammar, the logic operation grammar, the 3D behavior grammar and the animation sound grammar and the basic grammar attribute, the logic operation attribute, the 3D behavior attribute and the animation sound attribute of the corresponding building block, and converting the code into the building block.
Claims (10)
1. The method for realizing the code-to-building block based on the virtual reality technology is characterized by comprising the following steps of:
1) building a building block warehouse: the building block library comprises a plurality of building blocks with attribute labels;
2) grammar extraction: extracting all grammar information in a code written by a user;
3) and (3) transformation: and flexibly connecting the grammar information with the building blocks through the building block attribute labels, and converting the codes into the building blocks.
2. The method for implementing code conversion to building blocks based on virtual reality technology as claimed in claim 1,
the step 2) further comprises the following steps: classifying the extracted grammar information, wherein the classified category corresponds to the attribute label of the building block;
the step 3) is specifically as follows: and carrying out soft connection on the classified grammar information and the building blocks through the building block attribute labels, and converting the codes into the building blocks.
3. The method for implementing code conversion to building blocks based on virtual reality technology as claimed in claim 2,
the attribute labels of the building blocks in the step 1) comprise basic grammar attributes, logic operation attributes, 3D behavior attributes and animation sound attributes;
and the grammar information in the step 2) is divided into basic grammar, logic operation grammar, 3D behavior grammar and animation sound grammar.
4. A method for implementing code into building blocks based on virtual reality technology as claimed in any one of claims 1 to 3, wherein the code is written in python language.
5. The method of claim 4, wherein the grammar information is one or more; one or more building blocks for soft connection; the code is converted into a building block or a combination of a plurality of building blocks.
6. The system for realizing code-to-building block conversion based on the virtual reality technology is characterized by comprising a building block library building module, a grammar extracting module and a converting module;
the building block warehouse building module comprises: a building block for storing a plurality of building blocks with attribute tags;
the grammar extraction module: the method comprises the steps of extracting grammar information in code written by a user;
the conversion module is used for: and flexibly connecting the grammar information with the building blocks through the building block attribute labels, and converting the codes into the building blocks.
7. The system for implementing code conversion blocks based on virtual reality technology as claimed in claim 6,
the grammar extraction module further includes: classifying the extracted grammar information, wherein the classified category corresponds to the attribute label of the building block;
the conversion module is used for: and the system is used for carrying out soft connection on the classified grammar information and the building blocks through the building block attribute labels and converting the codes into the building blocks.
8. The system for implementing code conversion blocks based on virtual reality technology as claimed in claim 7,
the attribute labels of the building blocks in the building block library building module comprise basic grammar attributes, logical operation attributes, 3D behavior attributes and animation sound attributes;
the grammar information in the grammar extraction module is divided into basic grammar, logic operation grammar, 3D behavior grammar and animation sound grammar.
9. A system for realizing code conversion into building blocks based on virtual reality technology according to any claim 6 to 8, wherein the code is written by python language.
10. The system for implementing code conversion into building blocks based on virtual reality technology as claimed in claim 9, wherein the grammar information is one or more; one or more building blocks for soft connection; the code is converted into a building block or a combination of a plurality of building blocks.
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