CN111105660B - Augmented reality stereoscopic display method and system for fire drill - Google Patents
Augmented reality stereoscopic display method and system for fire drill Download PDFInfo
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- CN111105660B CN111105660B CN201911185781.5A CN201911185781A CN111105660B CN 111105660 B CN111105660 B CN 111105660B CN 201911185781 A CN201911185781 A CN 201911185781A CN 111105660 B CN111105660 B CN 111105660B
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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
- G09B9/00—Simulators for teaching or training purposes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N13/00—Stereoscopic video systems; Multi-view video systems; Details thereof
- H04N13/30—Image reproducers
- H04N13/332—Displays for viewing with the aid of special glasses or head-mounted displays [HMD]
Abstract
The invention provides an augmented reality stereoscopic display method for fire drill, which comprises the following steps: s1, acquiring character characteristic information of people; s2, packaging the character feature information into character feature quantity; s3, inputting the character characteristic quantity into a fire-fighting simulation server to obtain environment simulation information; s4, inputting the character characteristic quantity and the environment simulation information into a fire-fighting simulation server to obtain character state simulation information; s5, shooting a visual scene picture by a person; and S6, combining the environment simulation information and the personnel state simulation information with the visual scene picture to obtain a display picture on which an environment simulation dynamic picture and a personnel state dynamic picture are superposed. The personnel who carry out the fire drill are on the spot, according to the condition of a fire picture that shows to and the physical state of suggestion, make the reply and handle, can guarantee more effective and abundant performance fire drill's effect, improve the personnel who participate in the fire drill and face the ability of answering and the ability of fleing of the condition of a fire.
Description
Technical Field
The invention relates to the technical field of fire fighting, in particular to an augmented reality stereoscopic display method and system for fire fighting drilling.
Background
Along with the improvement of the national living standard, people pay more and more attention to the fire. Therefore, the demand of each community and unit for fire fighting exercise is higher and higher, and people in large communities or large buildings should regularly organize fire fighting exercise to enhance the response capability and the escape capability of the people in case of fire.
However, at present, fire drills only perform links such as siren sounding and evacuation according to scripts, the simulation effect is not strong, the environment where people are in a real fire is worse, substances such as naked fire, toxic and dense smoke exist in the real fire environment, the difficulty of people in dealing with the fire is increased, and in addition, the real fire environment brings more severe examination to the human body, so that the existing fire drills cannot fully and effectively enhance the real fire situation dealing capacity and the escape capacity of the drills.
In summary, a problem to be solved by those skilled in the art is how to design a fire simulation system that enables the personnel participating in the fire drill to be personally on the scene so as to enhance the reality of the fire and improve the effectiveness of the fire drill.
Disclosure of Invention
In view of the above, the present invention provides an augmented reality stereoscopic display method and system for fire drill, which acquire environmental simulation information of a position where a person is located and person state simulation information of the person in the environment by combining character characteristic information of the fire drill person, convert the information into a corresponding environmental simulation dynamic picture and a corresponding person state dynamic picture, and superimpose the environmental simulation dynamic picture and the corresponding person state dynamic picture on a visual scene picture to provide a more real simulated fire scene for the person participating in the fire drill, so as to improve the capability of the person participating in the fire drill to respond to the real fire and the escape capability by performing the fire drill in the scene closer to the real fire scene.
In order to achieve the purpose, the invention adopts the following technical scheme:
an augmented reality stereoscopic display method for fire drill comprises the following steps:
s1, acquiring and uploading character characteristic information of the person by the augmented reality stereoscopic display device;
s2, receiving the character characteristic information of the personnel by the fire-fighting simulation server, and packaging the character characteristic information into character characteristic quantity;
s3, inputting the character characteristic quantity into a fire-fighting simulation server, acquiring environment simulation information, and transmitting the environment simulation information to the augmented reality three-dimensional display device;
s4, inputting the character characteristic quantity and the environment simulation information into a fire-fighting simulation server, acquiring character state simulation information, and transmitting the character state simulation information to the augmented reality three-dimensional display device;
s5, shooting a visual scene picture of a person by the augmented reality stereoscopic display device;
and S6, combining the environment simulation information and the personnel state simulation information with the visual scene picture by the augmented reality three-dimensional display device to obtain a display picture on which an environment simulation dynamic picture and a personnel state dynamic picture are superposed.
Preferably, the personal characteristic information includes an identity ID, identity type information, facility configuration information, and location information of the person; specifically, the augmented reality stereoscopic display device can perform human-computer interaction, and personnel participating in fire drill automatically input Identity (ID), identity type information and facility configuration information, wherein the identity type information comprises fire fighters, medical personnel, escape personnel and the like, and the facility configuration information comprises whether to wear a gas mask, whether to wear a fire suit, whether to hold a fire extinguisher and the like; the augmented reality stereoscopic display device also has an indoor positioning function and can determine the position information of the drilling personnel in real time; the system is convenient for the fire fighting drilling personnel to carry out the matching of the environment simulation dynamic picture or the personnel state dynamic picture in a targeted manner, so that the personnel participating in the fire fighting drilling can carry out the fire fighting drilling more individually and specifically.
Preferably, the person feature quantity D is < S, M, P, T >, where S denotes identity type information, M denotes facility configuration information, P denotes location information, and T denotes time information.
Preferably, a fire environment script is stored in the fire simulation server, and the fire environment script describes environment simulation information E, E ═ C, Y, F, L > at a position P of the building at a fire evolution time T according to a development rule of the fire, where C represents a temperature at the position information, Y represents a toxic smoke concentration, F represents an open fire combustion degree, and L represents illuminance.
Preferably, the device also comprises a prompt of the personnel state, the life strip which represents the personnel state is displayed by the augmented reality three-dimensional display device, and the prompt of the personnel states such as 'dyspnea', 'high-temperature burn' and 'suffocation' is carried out along with the descending of the life strip, so that the device is favorable for the personnel participating in the fire drill to visually know the body state under the current simulated fire state, and is helpful for helping the personnel to adjust the body state to carry out fire disaster response and escape.
Based on the method, the following system is designed:
an augmented reality stereoscopic display system for fire drills, comprising: an augmented reality stereoscopic display device and a fire-fighting simulation server; wherein the content of the first and second substances,
the augmented reality stereoscopic display device comprises a character characteristic information acquisition module and a camera;
the fire-fighting simulation server comprises an information packaging module, a fire scenario script module and a personnel state simulation module;
the figure characteristic information acquisition module is used for acquiring and uploading figure characteristic information of personnel;
the information packaging module is used for receiving the character characteristic information of the personnel and packaging the character characteristic information into character characteristic quantity;
the fire scenario script module is used for acquiring environment simulation information according to the input character characteristic quantity and transmitting the environment simulation information to the augmented reality three-dimensional display device;
the personnel state simulation module acquires character state simulation information according to the input character characteristic quantity and the input environment simulation information and transmits the character state simulation information to the augmented reality three-dimensional display device;
the camera is used for shooting visual scene pictures of people;
the augmented reality stereoscopic display device is used for combining the environment simulation information and the personnel state simulation information with a visual scene picture to obtain a display picture on which an environment simulation dynamic picture and a personnel state dynamic picture are superposed.
Preferably, the character feature information acquisition module further comprises a positioning unit and an entry unit; the positioning unit is used for determining the position information of the drilling personnel in real time; the entry unit can perform man-machine interaction, and personnel participating in fire drill enter the identity ID, identity type information and facility equipment information of the personnel through the entry unit; the character feature information includes an identity ID of a person, identity type information, facility configuration information, and location information.
Preferably, the person feature quantity D is < S, M, P, T >, where S denotes identity type information, M denotes facility configuration information, P denotes location information, and T denotes time information.
Preferably, the fire scenario module stores a fire scenario environment scenario, and the fire scenario environment scenario describes environment simulation information E, E ═ C, Y, F, L > at a position P of the building at a fire evolution time T according to a development rule of the fire scenario, where C represents a temperature at the position information, Y represents a toxic smoke concentration, F represents an open fire combustion degree, and L represents illuminance.
Preferably, the augmented reality stereoscopic display device further comprises a personnel state prompting module, wherein the personnel state prompting module is used for displaying a life bar representing the personnel state, and prompting the personnel state such as 'dyspnea', 'high-temperature burn' and 'suffocation' along with the descending of the life bar.
The invention has the following beneficial effects:
based on the above technical solutions, based on the prior art, the invention provides an augmented reality stereoscopic display method and system for fire drill, which acquire environmental simulation information of a current position according to character characteristic information of a person, further acquire corresponding person state simulation information, and superimpose and display a display picture with more true fire in combination with a person visual scene picture, so that the person performing the fire drill is in the scene, and make a response process according to the displayed fire picture and the prompted body state, so that the effect of the fire drill can be ensured to be more effectively and fully exerted, and the response capability and the escape capability of the person participating in the fire drill in the face of the fire can be improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a flow chart of an augmented reality stereoscopic display method for fire drill;
FIG. 2 is a block diagram of an augmented reality stereoscopic display system for fire drilling;
fig. 3 is a schematic structural diagram of a fire-fighting simulation server.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the present invention provides the following method:
an augmented reality stereoscopic display method for fire drill comprises the following steps:
s1, acquiring and uploading character characteristic information of the person by the augmented reality stereoscopic display device;
specifically, the augmented reality stereoscopic display device is in a form including but not limited to AR glasses, the device can perform human-computer interaction, and personnel participating in the fire drill enter identity ID, identity type and equipment configuration information through the augmented reality stereoscopic display device; wherein, the identity types include but are not limited to firefighters, medical personnel and evacuees; device configuration information includes, but is not limited to, whether to wear a gas mask, whether to wear a fire suit, whether to hold a fire extinguisher; in addition, the augmented reality stereoscopic display device also has an indoor positioning function, and can determine the position information of the drilling personnel in real time; the input information and the position information of the personnel participating in the fire drill are uploaded to the fire fighting simulation server through uplink communication.
S2, receiving the character characteristic information of the personnel by the fire-fighting simulation server, and packaging the character characteristic information into character characteristic quantity;
specifically, the person feature quantity D is < S, M, P, T >, where S denotes identity type information, M denotes facility configuration information, P denotes location information, and T denotes time information.
S3, inputting the character characteristic quantity into a fire-fighting simulation server, acquiring environment simulation information, and transmitting the environment simulation information to the augmented reality three-dimensional display device;
the fire fighting simulation server is provided with a fire scenario script module, the fire scenario script module stores a fire scenario environment script, the fire scenario environment script describes a development rule according to fire, at each moment T of fire evolution, environment simulation information E at each position P of a building is input into the fire scenario script module, the fire scenario script module inquires the fire scenario environment script according to the position information P and the time information T in the character characteristic quantity D, the corresponding fire scenario environment is matched, and the environment simulation information E is fed back to the augmented reality three-dimensional display device, wherein the environment simulation information E is < C, Y, F, L >, C represents the temperature of the position information, Y represents the toxic smoke concentration, F represents the open fire combustion degree, and L represents the illumination.
S4, inputting the character characteristic quantity and the environment simulation information into a fire-fighting simulation server, acquiring character state simulation information, and transmitting the character state simulation information to the augmented reality three-dimensional display device;
specifically, the fire-fighting simulation server is provided with a personnel state simulation module which acquires person state simulation information based on a BP neural network structure, the BP neural network consists of two processes of forward propagation of information and backward propagation of errors, each neuron of an input layer is responsible for receiving sample person characteristic quantity D and sample environment simulation information E from a sample and transmitting the sample person characteristic quantity D and the sample environment simulation information E to each neuron of an intermediate layer, the intermediate layer is an internal information processing layer and is responsible for information transformation, the input sample person characteristic quantity D and the sample environment simulation information E are converted into the personnel state simulation information and transmitted to an output layer, the personnel state simulation information is output by the output layer and compared with expected output of the sample, when actual output is not consistent with the expected output of the sample, the stage of backward propagation of errors is started, the errors pass through the output layer, and weight values of each layer are corrected according to an error gradient descending mode, performing layer-by-layer back transmission until the output error is reduced to an acceptable degree, completing the training of the neural network to obtain a trained BP neural network, inputting the actual character characteristic quantity D and the actual environment simulation information E into the BP neural network, and outputting the corresponding personnel state simulation information by the BP neural network; the person status simulation information reflects the physiological status of the person determined according to the identity type of the person, the facility configuration condition and the environment simulation information of the position of the person, and the physiological status can be represented by a quantified life value, for example, according to the equipment configuration information reflected by the person characteristic quantity D and indexes such as temperature, open fire burning degree and toxic gas concentration reflected by the environment simulation information E, the life value is used for representing the body loss degree of the human body equipped or not equipped with equipment in the simulated fire environment represented by the environment simulation information E, namely, the person status simulation information is finally sent to the augmented reality stereoscopic display device by the fire protection simulation server through downlink communication.
S5, shooting a visual scene picture of a person by the augmented reality stereoscopic display device;
augmented reality stereoscopic display device is provided with the camera for shoot the visuals in the place ahead
Scene picture
And S6, combining the environment simulation information and the personnel state simulation information with the visual scene picture by the augmented reality three-dimensional display device to obtain a display picture on which an environment simulation dynamic picture and a personnel state dynamic picture are superposed.
Specifically, the augmented reality stereoscopic display device superimposes the received environment simulation dynamic picture and the personnel state dynamic picture on the photographed visual scene picture, the environment simulation dynamic picture shows the environment and the rapid change process fitting the real fire, including the environment simulation dynamic pictures such as the smoke diffusion and the open fire source, for example, because the environment simulation information E ═ C, Y, F, L >, wherein C represents the temperature at the position information, Y represents the toxic smoke concentration, F represents the open fire burning degree, and L represents the illuminance, then the environment simulation dynamic picture displays the symbol representing the high temperature or flickers the color corresponding to the temperature according to the temperature C at the position information, determines the concentration of the smoke diffusion animation effect according to the smoke concentration Y, and adjusts the states such as the brightness, the color, the area and the like of the fire source according to the open fire burning degree F, the environment at the position information is displayed as black according to the illuminance L to simulate the power-off effect. And the physiological condition of the human body in the real fire condition environment is visually displayed by fitting the dynamic picture of the personnel state.
In order to further optimize the technical features, the augmented reality stereoscopic display device adjusts the display screen of the environment simulation dynamic screen with reference to the screen change of the visual scene screen as the person moves.
In order to further optimize the technical characteristics, the augmented reality stereoscopic display device is further provided with a life bar for displaying the state of the person, wherein the life bar is positively correlated with the life value; the shorter the life strip is, the larger the damage degree of the body is; and according to various parameters in the environment simulation information, environmental factors causing the decline of the life bars, such as the decline of the life bars caused by toxic smoke concentration or the decline of the life bars caused by high temperature and open fire, can be analyzed, and then physiological conditions such as 'dyspnea', 'high temperature burn' and 'asphyxia' can be prompted according to the decline of the life bars.
And the augmented reality stereoscopic display device can analyze the escape behavior of the human body by referring to the picture change of the visual scene picture, evaluate the correctness of the escape behavior in combination with the environmental parameters in the environmental simulation information, and give necessary feedback in the personnel state dynamic picture. For example, environmental parameters in the environmental simulation information show that toxic smog with a large concentration exists in the surrounding environment, at this time, the escape behavior action of the human body is analyzed according to the picture change of the visual scene picture, for example, the visual scene picture is relatively translated upwards, which indicates that the human body adopts the escape behavior action of reducing the height of the body such as creeping forward, and the escape behavior action is combined with the environmental simulation information to determine that the escape is facilitated (because the toxic smog is lighter than air, the smog concentration closer to the ground is lower), and then prompt for improving the correctness such as life bar extension can be given in the personnel state dynamic picture.
As shown in figures 2 and 3 of the drawings,
an augmented reality stereoscopic display system for fire drills, comprising: the system comprises an augmented reality stereoscopic display device 1 and a fire-fighting simulation server 2; wherein the content of the first and second substances,
the augmented reality stereoscopic display device 1 comprises a character characteristic information acquisition module 11 and a camera 12;
the fire-fighting simulation server 2 comprises an information packaging module 21, a fire scenario script module 22 and a personnel state simulation module 23;
the figure characteristic information acquisition module 11 is used for acquiring and uploading figure characteristic information of personnel;
the information packaging module 21 is used for receiving the character characteristic information of the person and packaging the character characteristic information into character characteristic quantity;
the fire scenario script module 22 is configured to obtain environment simulation information according to the input character feature quantity, and transmit the environment simulation information to the augmented reality stereoscopic display device 1;
the personnel state simulation module 23 acquires the person state simulation information according to the input person characteristic quantity and the environment simulation information, and transmits the person state simulation information to the augmented reality three-dimensional display device 1;
the camera 12 is used for shooting visual scene pictures of people;
the augmented reality stereoscopic display device 1 is configured to combine the environment simulation information and the person state simulation information with the visual scene picture to obtain a display picture on which the environment simulation dynamic picture and the person state dynamic picture are superimposed. For example, since the environment simulation information E ═ C, Y, F, L >, where C denotes the temperature at the position information, Y denotes the toxic smoke concentration, F denotes the degree of burning of the open flame, and L denotes the illuminance, the environment simulation dynamic screen displays a symbol indicating a high temperature or performs color flashing corresponding to the temperature according to the temperature C at the position information, determines the concentration of the smoke diffusion animation effect according to the smoke concentration Y, adjusts the states of the fire source such as the brightness, color, and area according to the degree of burning of the open flame F, and displays the environment at the position information as black according to the illuminance L to simulate the power-off effect.
In order to further optimize the technical features, the person feature information obtaining module 11 further includes a positioning unit 111 and an entry unit 112; the positioning unit 111 is used for determining the position information of the drilling personnel in real time; the input unit 112 can perform human-computer interaction, and personnel participating in fire drill inputs the identity ID, identity type information and facility equipment information of the personnel through the input unit 112; the character feature information includes an identity ID of a person, identity type information, facility configuration information, and location information.
In order to further optimize the technical features, the human feature quantity D is < S, M, P, T >, where S denotes identity type information, M denotes facility configuration information, P denotes location information, and T denotes time information.
In order to further optimize the technical characteristics, the fire scenario module 22 stores a fire environment scenario, which describes environment simulation information E, E ═ C, Y, F, L > at the location P of the building at the time T of fire evolution according to the development law of the fire, where C denotes the temperature at the location information, Y denotes the toxic smoke concentration, F denotes the degree of burning of the open fire, and L denotes the illuminance.
In order to further optimize the technical characteristics, the augmented reality stereoscopic display device 1 further comprises a personnel state prompting module 13, wherein the personnel state prompting module 13 is used for displaying a life bar representing the personnel state, and the personnel state prompts such as 'dyspnea', 'high-temperature burn' and 'suffocation' are carried out along with the descending of the life bar. The personnel state prompt module 13 of the augmented reality stereoscopic display device can also refer to the picture change of the visual scene picture, analyze the escape behavior action of the human body, evaluate the correctness of the escape behavior action by combining the environmental parameters in the environmental simulation information, and give necessary feedback in the personnel state dynamic picture
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. An augmented reality stereoscopic display method for fire drill is characterized by comprising the following steps:
s1, acquiring and uploading character characteristic information of the person by the augmented reality stereoscopic display device;
s2, receiving the character characteristic information of the personnel by the fire-fighting simulation server, and packaging the character characteristic information into character characteristic quantity;
s3, inputting the character characteristic quantity into a fire-fighting simulation server, acquiring environment simulation information, and transmitting the environment simulation information to the augmented reality three-dimensional display device;
s4, inputting the character characteristic quantity and the environment simulation information into a fire-fighting simulation server, acquiring character state simulation information, and transmitting the character state simulation information to the augmented reality three-dimensional display device;
s5, shooting a visual scene picture of a person by the augmented reality stereoscopic display device;
s6, combining the environment simulation information and the personnel state simulation information with the visual scene picture by the augmented reality three-dimensional display device to obtain a display picture on which an environment simulation dynamic picture and a personnel state dynamic picture are superposed;
further comprising: the augmented reality three-dimensional display device displays the prompt of the personnel state, the augmented reality three-dimensional display device displays a life bar representing the personnel state, and the personnel state prompts comprising 'dyspnea', 'high-temperature burn' and 'suffocation' are carried out along with the descending of the life bar; and
and analyzing the escape behavior action of the personnel by the augmented reality three-dimensional display device according to the picture change of the visual scene picture, evaluating the correctness of the escape behavior action by combining the environmental parameters in the environmental simulation information, and giving feedback in the picture for displaying the personnel state.
2. The method as claimed in claim 1, wherein the augmented reality stereoscopic display device has an indoor positioning function, and can determine the position information of the drill personnel in real time; the augmented reality stereoscopic display device can perform man-machine interaction, and personnel participating in fire drill enter the identity ID, identity type information and facility equipment information of the personnel through the augmented reality stereoscopic display device; the character feature information includes an identity ID of a person, identity type information, facility configuration information, and location information.
3. The augmented reality stereoscopic display method for fire drill according to claim 1, wherein the human feature quantity D ═ < S, M, P, T >, where S denotes identity type information, M denotes facility configuration information, P denotes location information, and T denotes time information.
4. The method as claimed in claim 1, wherein the fire simulation server stores therein a fire environment script describing environment simulation information E at a location P of the building at a fire evolution time T, E ═ C, Y, F, L >, according to a development law of the fire, wherein C represents a temperature at the location information, Y represents a toxic smoke concentration, F represents a burning degree of an open fire, and L represents a illuminance.
5. An augmented reality stereoscopic display system for fire drills, comprising: the system comprises an augmented reality stereoscopic display device (1) and a fire-fighting simulation server (2); wherein the content of the first and second substances,
the augmented reality stereoscopic display device (1) comprises a character characteristic information acquisition module (11) and a camera (12);
the fire-fighting simulation server (2) comprises an information packaging module (21), a fire scenario script module (22) and a personnel state simulation module (23);
the figure characteristic information acquisition module (11) is used for acquiring and uploading figure characteristic information of personnel;
the information packaging module (21) is used for receiving the character characteristic information of the person and packaging the character characteristic information into character characteristic quantity;
the fire scenario script module (22) is used for acquiring environment simulation information according to the input character characteristic quantity and transmitting the environment simulation information to the augmented reality three-dimensional display device (1);
the personnel state simulation module (23) acquires character state simulation information according to the input character characteristic quantity and the input environment simulation information, and transmits the character state simulation information to the augmented reality three-dimensional display device (1);
the camera (12) is used for shooting visual scene pictures of people;
the augmented reality stereoscopic display device (1) is used for combining environment simulation information and personnel state simulation information with a visual scene picture to obtain a display picture on which an environment simulation dynamic picture and a personnel state dynamic picture are superposed;
the augmented reality stereoscopic display device (1) further comprises a personnel state prompting module (13), wherein the personnel state prompting module (13) is used for displaying a life bar representing the personnel state, and prompting personnel states including 'dyspnea', 'high-temperature burn' and 'suffocation' along with the descending of the life bar;
the augmented reality stereoscopic display device (1) is further used for analyzing the escape behavior of a person according to the picture change of the visual scene picture, evaluating the correctness of the escape behavior in combination with the environmental parameters in the environmental simulation information, and giving feedback in the picture for displaying the state of the person.
6. The augmented reality stereoscopic display system for fire drill according to claim 5, wherein the character feature information acquisition module (11) further comprises a positioning unit (111) and an entry unit (112); wherein the positioning unit (111) is used for determining the position information of the drilling personnel in real time; the entry unit (112) can perform man-machine interaction, and personnel participating in fire drill enter the identity ID, identity type information and facility equipment information of the personnel through the entry unit (112); the character feature information includes an identity ID of a person, identity type information, facility configuration information, and location information.
7. The augmented reality stereoscopic display system for fire drill according to claim 5, wherein the human feature quantity D ═ < S, M, P, T >, where S denotes identity type information, M denotes facility configuration information, P denotes location information, and T denotes time information.
8. The augmented reality stereoscopic display system for fire drill according to claim 5, wherein the fire scenario module (22) stores a fire environment scenario describing environment simulation information E at a location P of a building at a fire evolution time T, where C represents a temperature at the location information, Y represents a toxic smoke concentration, F represents an open fire combustion degree, and L represents a light intensity according to a development rule of fire.
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