CN118819298A - A practical training method and system for art majors based on virtual reality - Google Patents

Abstract

The invention provides an art class professional training method and system based on virtual reality, wherein the method comprises the following steps: generating a virtual reality scene in real time according to a reality picture in the visual range of human eyes; adding a painting target in a virtual reality scene; the number of the painting targets is one or more; adjusting the placement mode and the position of the painting target according to the gesture instruction; changing the background in the painting target range to obtain a final painting model; and carrying out drawing exercises in a real scene according to the final drawing model to obtain a drawing work. The method solves the problem that the virtual scene is not combined with the real scene, and improves the sense of reality in practical training.

Description

A practical training method and system for art majors based on virtual reality

Technical Field

The present invention relates to the field of virtual reality technology, and in particular to a virtual reality-based art professional training method and system.

Background Art

Virtual reality technology, also known as virtual reality or spiritual technology, is a new practical technology developed in the 20th century. Virtual reality technology encompasses computers, electronic information, and simulation technology. Its basic implementation method is based on computer technology, using and integrating the latest developments of various high technologies such as three-dimensional graphics technology, multimedia technology, simulation technology, display technology, and servo technology. With the help of computers and other equipment, a realistic three-dimensional virtual world with multiple sensory experiences such as vision, touch, and smell is generated, so that people in the virtual world have an immersive feeling.

The Chinese patent with publication number CN116312113A discloses a training teaching system and method based on virtual reality, including: a model library for storing preset component models; a data acquisition module for obtaining communication room videos and communication room design drawings; an image analysis module for identifying entities in videos and the spatial orientation of entities, and intercepting video frames of entities; a scene creation module for matching component models from the model library according to the video frames of entities, and determining the spatial orientation of matched component models according to the spatial orientation of entities and plane design drawings, and generating a virtual teaching scene of the communication room; a scene library for storing generated virtual teaching scenes; an interactive module for receiving teaching instructions, and obtaining and displaying virtual teaching scenes from the scene library according to teaching instructions. However, the training scene of the patent is a pure virtual scene, which is not combined with a real scene, which has great limitations for art majors and lacks the sense of reality of practice. Therefore, it is very necessary to design a training method and system for art majors based on virtual reality.

Summary of the invention

The purpose of the present invention is to provide an art professional training method and system based on virtual reality, so as to solve the problem that virtual scenes are not combined with real scenes, so as to improve the sense of reality during training.

To achieve the above object, the present invention provides the following solutions:

A practical training method for art majors based on virtual reality, comprising the following steps:

Generate virtual reality scenes in real time based on real images within the visual range of human eyes;

Adding a drawing target in the virtual reality scene; the number of the drawing targets is one or more;

Adjust the placement and position of the drawing target according to the gesture instructions;

Change the background within the painting target range to obtain the final painting model;

According to the final painting model, painting exercises are carried out in real scenes to obtain painting works.

Optionally, the virtual reality scene is a combination of a virtual scene and a real-time reality projection scene.

Optionally, the drawing target includes: a scanned character model or an object model generated in a virtual reality scene.

Optionally, the specific steps of adding a painting target in a virtual reality scene are:

Select the virtual model to be added;

Generate a virtual model in a virtual scene;

Combine virtual models with real-time reality projection scenes.

Optionally, the placement and position of the drawing target are adjusted according to the gesture command. The specific steps are as follows:

Select and adjust the target through the grabbing action of the hand;

Changing the position of the adjustment target by moving and rotating the hand;

The size of the adjustment target is changed by a stretching motion of both hands.

Optionally, the background within the painting target range is changed to obtain the final painting model. The specific steps are as follows:

Use hand gestures to select the painting target to determine the painting range;

Select the background environment of the painting range, change the light intensity and angle of the painting range, and change the shadow direction and size of the painting target to obtain the final painting model;

Lock the final painting model; locking methods include position locking and perspective locking.

Optionally, a painting exercise is performed in a real scene according to the final painting model to obtain a painting work. The specific steps are as follows:

Practice copying the final painting model in a real scene;

Synchronize the progress of copying practice with the virtual reality scene;

By switching between different virtual reality scenes, professional teachers can monitor the copying practice progress of different students in real time;

Individual teaching is conducted according to the progress of copying practice of different students to obtain painting works; the professional teachers who conduct individual teaching are reflected in the virtual reality scene in the form of virtual character models.

A virtual reality-based art professional training system, including:

Image acquisition module, used to capture real-time scenes;

A scene generation module is used to generate a virtual scene and combine the virtual scene with a real-time reality projection scene to obtain a virtual reality scene;

Motion capture module, used to identify various movements of human body parts;

A database for storing various virtual models and virtual background environments;

Network synchronization module, used to synchronize database information, virtual reality scenes, copying practice progress and individual teaching content, and also used to upload paintings;

The control terminal is used to monitor the progress of the copying practice in real time and to provide individual teaching according to the progress of the copying practice.

According to the specific embodiments provided by the present invention, the present invention discloses the following technical effects: the present invention provides a method for practical training of art majors based on virtual reality, the method comprising: generating a virtual reality scene in real time according to a real picture within the visual range of the human eye; adding a painting target in the virtual reality scene; the number of painting targets is one or more; adjusting the placement and position of the painting target according to gesture instructions; changing the background within the range of the painting target to obtain a final painting model; performing painting exercises in a real scene according to the final painting model to obtain a painting work. The method solves the problem of the lack of integration between the virtual scene and the real scene, and improves the sense of reality during practical training.

BRIEF DESCRIPTION OF THE DRAWINGS

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

FIG1 is a flow chart of a method for training art majors based on virtual reality according to an embodiment of the present invention.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

In order to make the above-mentioned objects, features and advantages of the present invention more obvious and understandable, the present invention is further described in detail below with reference to the accompanying drawings and specific embodiments.

As shown in FIG1 , an embodiment of the present invention provides an art professional training method based on virtual reality, comprising the following steps:

Step 100: Generate a virtual reality scene in real time based on the real picture within the visual range of the human eye; the virtual reality scene is a combination of the virtual scene and the real-time real projection scene; the specific steps are:

Step 101: Detecting the visual range of human eyes through a head-mounted device;

Step 102: real-time acquisition of images within the visual range of human eyes, the images including: dynamic background environment and biological activity images;

Step 103: Synchronously generate a real projection scene based on the real-time image, and combine the real projection scene with the virtual scene to obtain a virtual reality scene.

Step 200: adding a drawing target in the virtual reality scene; the number of the drawing targets is one or more;

Specifically, the drawing target includes: a character scan model or an object model generated in a virtual reality scene.

Specifically, the specific steps for adding a painting target in a virtual reality scene are:

Step 201: Select the virtual model to be added in the database; the virtual model includes various object 3D models and character 3D models;

Furthermore, by collecting all-round images of the model, a 3D model of the character is generated and the model is synchronized to the database.

Step 202: generating a selected virtual model in a virtual scene;

Step 203: Combine the virtual model with the real projection scene.

Step 300: Adjust the placement and position of the drawing target according to the gesture instruction. The specific steps are as follows:

Step 301: Grab a virtual model in a virtual reality scene with one hand;

Step 302: changing the position of the virtual model by moving the hand grasping the virtual model within the visual range, and rotating the hand during the movement to achieve rotation adjustment of the virtual model;

Step 303: The virtual model is selected by both hands at the same time, and the virtual model is scaled by moving both hands at the same time.

Step 400: Change the background within the painting target range to obtain the final painting model. The specific steps are as follows:

Step 401: select a virtual model through hand gestures to determine a drawing range;

Step 402: Select and generate a background environment of the virtual model, and change the direction and size of the shadow of the virtual model by changing the illumination intensity and illumination angle of the background environment to obtain a final painting model;

Step 403: Lock the final painting model.

Specifically, when a break is needed, the drawing model is locked at a fixed position in the virtual reality scene to simulate the most realistic training situation; when the training posture needs to be changed, the drawing model is locked at a fixed position in the perspective and moves with the perspective, allowing students to choose the actual training location more freely.

Step 500: Perform painting exercises in a real scene according to the final painting model to obtain a painting work. The specific steps are as follows:

Step 501: Practice copying the final painting model in a real scene;

Step 502: Synchronize the progress of the copying exercise with the virtual reality scene by collecting information about the visual field, and upload the virtual reality scene synchronously;

Step 503: By switching different virtual reality scenes, professional teachers can view the practice progress of each student in real time;

Step 504: Provide individual teaching according to the practice progress of each student, and synchronize the professional teacher in the virtual reality scene in the form of a virtual character model to guide the students to complete the painting work.

Corresponding to the above method, this embodiment also provides an art professional training system based on virtual reality, including:

Image acquisition module, used to capture real scenes within the visual range in real time;

A scene generation module is used to generate a virtual scene and combine the virtual scene with a real-time reality projection scene to obtain a virtual reality scene;

Motion capture module, used to identify dynamic changes in the environment and dynamic activity information of organisms;

A database for storing various virtual models and virtual background environments;

Network synchronization module, used to synchronize database information, virtual reality scenes, copying practice progress and individual teaching content, and also used to upload paintings;

The control terminal is used to monitor the progress of the copying practice in real time and to provide individual teaching according to the progress of the copying practice.

The beneficial effects of the present invention are as follows:

1) It solves the problem of the lack of integration between virtual scenes and real scenes, and improves the sense of reality during training;

2) One-to-one individual teaching is realized on the basis of teaching multiple students at the same time, which improves the pertinence of teaching;

3) Synchronize individual teaching content to the student operation terminal in real time, improving the teaching quality.

The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the various embodiments can be referenced to each other.

The present invention uses specific examples to illustrate the principles and implementation methods of the present invention. The above examples are only used to help understand the method and core ideas of the present invention. At the same time, for those skilled in the art, according to the ideas of the present invention, there will be changes in the specific implementation methods and application scope. In summary, the content of this specification should not be understood as limiting the present invention.

Claims (8)

1. The art class professional training method based on virtual reality is characterized by comprising the following steps of:

generating a virtual reality scene in real time according to a reality picture in the visual range of human eyes;

adding a painting target in the virtual reality scene; the number of the painting targets is one or more;

Adjusting the placement mode and the position of the painting target according to the gesture instruction;

Changing the background in the painting target range to obtain a final painting model;

And carrying out drawing exercise in a real scene according to the final drawing model to obtain a drawing work.

2. The virtual reality-based art class professional training method of claim 1, wherein the virtual reality scene is a combination of a virtual scene and a real-time reality projection scene.

3. The virtual reality-based art class professional training method of claim 1, wherein the drawing target comprises: a character scan model or an item model generated in the virtual reality scene.

4. The virtual reality-based art class professional training method according to claim 2, wherein the specific steps of adding a painting target in the virtual reality scene are as follows:

selecting a virtual model to be added;

generating the virtual model in the virtual scene;

the virtual model is combined with the real-time reality projection scene.

5. The virtual reality-based art class professional training method according to claim 1, wherein the placing mode and the position of the painting target are adjusted according to gesture instructions, and the specific steps are as follows:

Selecting an adjustment target through the grabbing action of the hand;

Changing the position of the adjustment target by movement and rotation of the hand;

The size of the adjustment target is changed by the stretching action of both hands.

6. The virtual reality-based art class professional training method according to claim 1, wherein changing the background in the painting target range to obtain a final painting model comprises the following specific steps:

selecting the painting target through a gesture instruction box of two hands so as to determine a painting range;

selecting a background environment of the painting range, changing the illumination intensity and the illumination angle of the painting range, and changing the shadow direction and the shadow size of the painting target to obtain a final painting model;

locking the final drawing model; the locking means include position locking and view angle locking.

7. The virtual reality-based art class professional training method according to claim 1, wherein the drawing exercise is performed in a real scene according to the final drawing model to obtain a pictorial representation, comprising the specific steps of:

performing a copy exercise on the final drawing model in the real scene;

synchronizing the progress of the copying exercise in the virtual reality scene;

by switching different virtual reality scenes, professional teachers supervise copying exercise progress of different students in real time;

The copy practice progress of different students is independently taught, and the painting works are obtained; the professional teacher who performs the individual teaching is embodied in the virtual reality scene in the form of a virtual character model.

8. An art class specialty training system based on virtual reality, which is characterized by comprising:

The image acquisition module is used for acquiring real scenes in real time;

The scene generation module is used for generating the virtual scene and combining the virtual scene with a real-time reality projection scene to obtain the virtual reality scene;

The motion capture module is used for identifying various motions of the limb part of the person;

A database for storing various virtual models and virtual background environments;

the network synchronization module is used for synchronizing the database information, the virtual reality scene, the copying exercise progress and the content of the independent teaching, and uploading the pictorial representation;

And the control terminal is used for carrying out real-time supervision on the copying exercise progress and carrying out independent teaching according to the copying exercise progress.