CN111612918A - Map resource visualization method, device, computer equipment and storage medium - Google Patents

Abstract

The invention relates to a map resource visualization method, device, computer equipment and storage medium. The method includes the following steps: constructing a three-dimensional map of rail transit stations; acquiring a station visualization command, wherein the station visualization command includes target station information; , the 3D map of the target site is superimposed on any real scene through AR technology for visual display. By constructing a three-dimensional map of the rail transit station, and according to the obtained station visualization command, the three-dimensional map of the target station is superimposed on any real scene for visual display through AR technology, so that the user can understand the internal structure of the rail transit station more intuitively; It can display the required functional equipment, access channels and pipelines on the three-dimensional map, so as to provide effective data support for emergency command and decision-making in the event of an emergency.

Description

Map resource visualization method, device, computer equipment and storage medium

technical field

The present invention relates, more specifically, to a map resource visualization method, device, computer equipment and storage medium.

Background technique

Rail transit refers to a type of vehicle or transportation system in which operating vehicles need to travel on specific tracks. The most typical rail transportation is the railway system composed of traditional trains and standard railways. Most of the common rail transit, such as the subway, set the ride area underground. Due to the complex space in the underground area, it is difficult to control and control in the event of an emergency, which is prone to confusion and affects the normal operation of rail transit.

At the same time, the existing track informatization construction is based on the two-dimensional PGIS electronic map, and the problems are as follows:

1. Two-dimensional electronic map maps three-dimensional spatial information into two-dimensional plane information, and cannot provide three-dimensional data. It is essentially a system based on abstract symbols. For rail transit stations with multi-storey buildings and complex internal functional layouts, The two-dimensional electronic map has great limitations in the three-dimensional positioning and the intuitiveness of the information display, and cannot give people a real three-dimensional feeling in the real world;

2. The two-dimensional electronic map can only be visualized as a plane graphic, and cannot display the names, locations and other attributes of all relevant equipment in the station on the two-dimensional map, and cannot achieve a high degree of integration of on-site real-time video images and spatial location information, lacking support for command and decision-making. effective visualization means;

3. The two-dimensional electronic map can only display the plane location information and limited map attribute information of the rail transit station, but cannot provide the station environment information required for planning and rapid response, such as: the shape of the station building, the number of entrances and exits, and the passages. Details such as size and height of each layer cannot provide sufficient data support for emergency command and decision-making.

The information disclosed in this Background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

SUMMARY OF THE INVENTION

The purpose of the present invention is to overcome the defects of the prior art and provide a map resource visualization method, device, computer equipment and storage medium.

To achieve the above object, the present invention adopts the following technical solutions:

In a first aspect, the present invention proposes a map resource visualization method, comprising the following steps:

Build a 3D map of rail transit stations;

Obtain a site visualization command, the site visualization command includes target site information;

According to the site visualization command, the 3D map of the target site is superimposed on any real scene through AR technology for visual display.

In a second aspect, the present invention provides a map resource visualization device, including:

A map construction unit for constructing a three-dimensional map of rail transit stations;

A command acquisition unit, configured to acquire a site visualization command, where the site visualization command includes target site information;

The visualization unit is used to superimpose the 3D map of the target site on any real scene through AR technology for visual display according to the site visualization command.

In a third aspect, the present invention provides a computer device, the computer device includes a memory and a processor, the memory stores a computer program, and the processor implements the above-mentioned map resource visualization method when executing the computer program .

In a fourth aspect, the present invention provides a storage medium, where a computer program is stored in the storage medium, and when the computer program is executed by a processor, the above-mentioned method for visualizing map resources can be implemented.

Compared with the prior art, the present invention has the following beneficial effects: by constructing a three-dimensional map of rail transit stations, and according to the obtained station visualization command, the three-dimensional map of the target station is superimposed on any real scene for visual display through AR technology, It can give users a more intuitive understanding of the internal structure of rail transit stations; it can display the required functional equipment, access channels and pipelines on the three-dimensional map, so as to provide effective data support for emergency command and decision-making in the event of an emergency.

The present invention will be further described below with reference to the accompanying drawings and specific embodiments.

Description of drawings

In order to explain the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the drawings in the following description are some embodiments of the present invention, which are of great significance to the art For those of ordinary skill, other drawings can also be obtained from these drawings without any creative effort.

1 is a schematic diagram of an application scenario of a map resource visualization method provided by an embodiment of the present invention;

2 is a schematic flowchart of a map resource visualization method provided by an embodiment of the present invention;

3 is a schematic diagram of a sub-flow of a map resource visualization method provided by an embodiment of the present invention;

4 is a schematic flowchart of a map resource visualization method provided by another embodiment of the present invention;

5 is a schematic diagram of a sub-flow of a map resource visualization method provided by another embodiment of the present invention;

6 is a schematic block diagram of an apparatus for visualizing map resources provided by an embodiment of the present invention;

7 is a schematic block diagram of a map construction unit of an apparatus for visualizing map resources provided by an embodiment of the present invention;

8 is a schematic block diagram of an acquisition and display unit of an apparatus for visualizing map resources provided by an embodiment of the present invention;

FIG. 9 is a schematic block diagram of a computer device according to an embodiment of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

It is to be understood that, when used in this specification and the appended claims, the terms "comprising" and "comprising" indicate the presence of the described features, integers, steps, operations, elements and/or components, but do not exclude one or The presence or addition of a number of other features, integers, steps, operations, elements, components, and/or sets thereof.

It is also to be understood that the terminology used in this specification of the present invention is for the purpose of describing particular embodiments only and is not intended to limit the present invention. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural unless the context clearly dictates otherwise.

It should further be understood that, as used in this specification and the appended claims, the term "and/or" refers to and including any and all possible combinations of one or more of the associated listed items .

Please refer to FIG. 1 and FIG. 2. FIG. 1 is a schematic diagram of an application scenario of a map resource visualization method provided by an embodiment of the present invention. FIG. 2 is a schematic flowchart of a map resource visualization method provided by an embodiment of the present invention. The map resource visualization method is applied to a server, the server interacts with the terminal, the server constructs a three-dimensional map of rail transit stations, and obtains the station visualization command from the terminal. According to the station visualization command, the three-dimensional map of the target station is passed through AR The technology is superimposed on any real scene for visual display, which can give users a more intuitive understanding of the internal structure of rail transit stations; it can display the required functional equipment, access channels, pipelines, etc. on the three-dimensional map, which is convenient for emergency. Provide effective data support for command and decision-making.

FIG. 2 is a schematic flowchart of a map resource visualization method provided by an embodiment of the present invention. As shown in FIG. 2, the method includes the following steps S110 to S150.

S110, constructing a three-dimensional map of the rail transit station.

In this embodiment, a three-dimensional map of the rail transit station is constructed, and the three-dimensional map is used as a carrier to integrate the video information, data information and spatial information of the rail transit station. Various dynamic, static, historical and real information, comprehensive situation reflecting real-time development and change status, etc., are displayed on the three-dimensional electronic map for diversified and intuitive visualization. Among them, the three-dimensional map has a strong visual performance ability, which is beneficial for users to conduct spatial analysis based on the three-dimensional map, and provide effective data support for emergency and early warning of rail transit.

Referring to FIG. 3, in one embodiment, step S110 includes steps S111-S114.

S111 , constructing a three-dimensional map of the indoor structure of each floor space of the rail transit station.

In this embodiment, under normal circumstances, most of the rail transit stations are multi-layer structures. First, the rail transit station is decomposed into multiple single-layer space structures, and by constructing a three-dimensional map of the indoor structure of each layer of space, it can be obtained. Overall 3D map of the entire rail transit station. At the same time, in use, the overall 3D map of the rail transit station can also be spring-stretched according to different levels to make the structure of the rail transit station clearer. To intuitively view the interior structure layout of each individual floor.

S112 , identifying the functional equipment and the access channel of the rail transit station at the corresponding position of the three-dimensional map.

In this embodiment, the functional equipment includes elevators and escalators, turnstiles, ticket offices, customer service centers, and toilets, and the access passages include entrances and exits, fire passages, emergency escape passages, and rescue passages. By identifying functional equipment and access channels, specific functional devices and access channels can be quickly located. In the event of an emergency, early warning information can be quickly issued to guide passengers or staff to evacuate through the corresponding access channels.

S113: Divide the three-dimensional map into different functional areas according to the application, and display the different functional areas in different colors.

In this embodiment, the functional area includes an office area, a public area, a charging area, a non-paying area, a storage area and an emergency area. Different functional areas are displayed in different colors, and users can intuitively judge different functional areas through the colors displayed on the three-dimensional map, so as to quickly schedule resources and manpower. For example, the color of the area can be used to quickly locate the storage area, and notify the staff to go to the storage area to take out emergency items, such as fire extinguishers.

S114 , displaying the pipelines in the rail transit station in different colors on the three-dimensional map.

In this embodiment, on the three-dimensional map, the pipelines (strong and weak electricity, fire protection, water supply and drainage, air exhaust, etc.) in the rail transit station are displayed in different colors to show the distribution and direction, which can be conveniently displayed or hidden by type. It is convenient for maintenance and management, and it is also convenient for emergency response to sudden leakage incidents.

S120. Obtain a site visualization command.

In this embodiment, the site visualization command includes target site information. There can be multiple rail transit stations in a large area. Number or name each rail transit station in advance, and associate the corresponding 3D map data. When issuing a station visualization command, add the corresponding number or number to the station visualization command. The corresponding 3D map data can be obtained by the name, and visualized based on the 3D map data.

S130. According to the site visualization command, the three-dimensional map of the target site is superimposed on any real scene through AR technology for visual display.

In this embodiment, the 3D map of the target site is superimposed on any real scene for visual display through AR technology. The display scene is not very demanding, and can be performed anytime and anywhere with the help of AR equipment, which can give users a more intuitive understanding of the internal structure of the rail transit site. . Further, various dynamic information, static information, historical information and real information can also be displayed on the three-dimensional electronic map in a diversified and intuitive manner. The 3D map has a strong visual performance capability, which is helpful for users to conduct spatial analysis based on the 3D map, and provide effective data support for emergency and early warning of rail transit.

By constructing a three-dimensional map of the rail transit station, and according to the obtained station visualization command, the three-dimensional map of the target station is superimposed on any real scene for visual display through AR technology, so that the user can understand the internal structure of the rail transit station more intuitively; It can display the required functional equipment, access channels and pipelines on the three-dimensional map, so as to provide effective data support for emergency command and decision-making in the event of an emergency.

FIG. 4 is a schematic flowchart of a map resource visualization method provided by another embodiment of the present invention. As shown in FIG. 4 , the map resource visualization method of this embodiment includes steps S210-S240. The steps S210-S230 are similar to the steps S110-S130 in the above-mentioned embodiment, and are not repeated here. Step S240 added in this embodiment will be described in detail below.

S240. Obtain a display command, and visualize the three-dimensional map according to the display command.

In this embodiment, after the three-dimensional map of the rail transit station is visually displayed, the area specified in the three-dimensional map can be further displayed based on the display command continuously issued by the user through the terminal.

Referring to FIG. 5, in one embodiment, step S240 includes steps S241-S243.

S241. Parse the display command to obtain scene information to be displayed and/or path information to be displayed.

In this embodiment, the further display command includes scene information to be displayed and/or path information to be displayed. By parsing the display command, the scene information to be displayed and/or the path information to be displayed can be acquired, and based on the scene to be displayed The information and/or the path information to be displayed is displayed in the corresponding scene.

S242 , locate and display the corresponding functional area on the three-dimensional map according to the scene information to be displayed, and display/hide the functional equipment, access channels and pipelines in the functional area.

In this embodiment, according to the scene information to be displayed, the three-dimensional map can be controlled to further display the corresponding functional area in detail, and the user can adjust the display or hiding of functional equipment, access channels and pipelines in the energy area according to their own needs, so as to better resource scheduling.

S243 , automatically cruising the three-dimensional map according to the specific route according to the path information to be displayed, and automatically playing the video image of the monitoring point when the automatic cruise arrives at the monitoring point.

In this embodiment, according to the path information to be displayed, the 3D map is automatically roamed according to a specific route, that is, the 3D map is automatically roamed along a pre-set specific route. The roaming speed can be set, and during the roaming process, the scene roams to When a monitoring point is set, the monitoring video screen corresponding to the monitoring point will automatically pop up, which can better combine with reality.

Specifically, the above-mentioned automatic cruise can be realized by using an AR set device. When in use, the user can roam with the mouse, keyboard and joystick in the site visualization scene, and can ascend, descend, look up, look down, turn left, turn right, flight, etc. Comprehensive functions and convenient operation.

FIG. 6 is a schematic block diagram of an apparatus for visualizing map resources according to an embodiment of the present invention. As shown in FIG. 6 , corresponding to the above map resource visualization method, the present invention further provides a map resource visualization device. The map resource visualization device includes a unit for executing the above-mentioned map resource visualization method, and the device can be configured in a desktop computer, a tablet computer, a laptop computer, and other terminals. Specifically, please refer to FIG. 6 , the map resource visualization method and apparatus includes a map construction unit 10 , a command acquisition unit 20 , a visualization unit 30 and an acquisition and display unit 40 .

The map construction unit 10 is used for constructing a three-dimensional map of rail transit stations.

In this embodiment, a three-dimensional map of the rail transit station is constructed, and the three-dimensional map is used as a carrier to integrate the video information, data information and spatial information of the rail transit station. Various dynamic, static, historical and real information, comprehensive situation reflecting real-time development and change status, etc., are displayed on the three-dimensional electronic map for diversified and intuitive visualization. Among them, the three-dimensional map has a strong visual performance ability, which is beneficial for users to conduct spatial analysis based on the three-dimensional map, and provide effective data support for emergency and early warning of rail transit.

Referring to FIG. 7 , in one embodiment, the map construction unit 10 includes a map construction module 11 , an identification module 12 , a region display module 13 and a pipeline display module 14 .

The map construction module 11 is used to construct a three-dimensional map of the indoor structure of each floor space of the rail transit station.

In this embodiment, under normal circumstances, most of the rail transit stations are multi-layer structures. First, the rail transit station is decomposed into multiple single-layer space structures, and by constructing a three-dimensional map of the indoor structure of each layer of space, it can be obtained. Overall 3D map of the entire rail transit station. At the same time, in use, the overall 3D map of the rail transit station can also be spring-stretched according to different levels to make the structure of the rail transit station clearer. To intuitively view the interior structure layout of each individual floor.

The identification module 12 is used to identify the functional equipment and access passages of the rail transit station at the corresponding positions of the three-dimensional map. The functional equipment includes elevators and escalators, gates, ticket offices, customer service centers and toilets. The access passages include entrances and exits, fire protection Routes, emergency escape routes and rescue routes.

In this embodiment, the functional equipment includes elevators and escalators, turnstiles, ticket offices, customer service centers, and toilets, and the access passages include entrances and exits, fire passages, emergency escape passages, and rescue passages. By identifying functional equipment and access channels, specific functional devices and access channels can be quickly located. In the event of an emergency, early warning information can be quickly issued to guide passengers or staff to evacuate through the corresponding access channels.

The area display module 13 is used to divide the three-dimensional map into different functional areas according to the purpose, and display the different functional areas in different colors. The functional areas include office areas, public areas, charging areas, and non-paying areas. , storage area and first aid area.

In this embodiment, the functional area includes an office area, a public area, a charging area, a non-paying area, a storage area and an emergency area. Different functional areas are displayed in different colors, and users can intuitively judge different functional areas through the colors displayed on the three-dimensional map, so as to quickly schedule resources and manpower. For example, the color of the area can be used to quickly locate the storage area, and notify the staff to go to the storage area to take out emergency items, such as fire extinguishers.

The pipeline display module 14 is used to display the pipelines in the rail transit station on the three-dimensional map in different colors.

In this embodiment, on the three-dimensional map, the pipelines (strong and weak electricity, fire protection, water supply and drainage, air exhaust, etc.) in the rail transit station are displayed in different colors to show the distribution and direction, which can be conveniently displayed or hidden by type. It is convenient for maintenance and management, and it is also convenient for emergency response to sudden leakage incidents.

The command obtaining unit 20 is configured to obtain a site visualization command, where the site visualization command includes target site information.

In this embodiment, the site visualization command includes target site information. There can be multiple rail transit stations in a large area. Number or name each rail transit station in advance, and associate the corresponding 3D map data. When issuing a station visualization command, add the corresponding number or number to the station visualization command. The corresponding 3D map data can be obtained by the name, and visualized based on the 3D map data.

The visualization unit 30 is configured to superimpose the three-dimensional map of the target site on any real scene through the AR technology for visual display according to the site visualization command.

In this embodiment, the 3D map of the target site is superimposed on any real scene for visual display through AR technology. The display scene is not very demanding, and can be performed anytime and anywhere with the help of AR equipment, which can give users a more intuitive understanding of the internal structure of the rail transit site. . Further, various dynamic information, static information, historical information and real information can also be displayed on the three-dimensional electronic map in a diversified and intuitive manner. The 3D map has a strong visual performance capability, which is helpful for users to conduct spatial analysis based on the 3D map, and provide effective data support for emergency and early warning of rail transit.

The obtaining and presenting unit 40 is used for obtaining a presenting command, and visually displaying a three-dimensional map according to the presenting command.

In this embodiment, after the three-dimensional map of the rail transit station is visually displayed, the area specified in the three-dimensional map can be further displayed based on the display command continuously issued by the user through the terminal.

Referring to FIG. 8 , in one embodiment, the acquisition and presentation unit 40 includes a command parsing module 41 , a first presentation module 42 and a second presentation module 43 .

The command parsing module 41 is configured to parse the display command to obtain scene information to be displayed and/or path information to be displayed.

In this embodiment, the further display command includes scene information to be displayed and/or path information to be displayed. By parsing the display command, the scene information to be displayed and/or the path information to be displayed can be acquired, and based on the scene to be displayed The information and/or the path information to be displayed is displayed in the corresponding scene.

The first display module 42 is used for locating and displaying the corresponding functional area on the three-dimensional map according to the scene information to be displayed, and displaying/hiding the functional equipment, access channels and pipelines in the functional area.

In this embodiment, according to the scene information to be displayed, the three-dimensional map can be controlled to further display the corresponding functional area in detail, and the user can adjust the display or hiding of functional equipment, access channels and pipelines in the energy area according to their own needs, so as to better resource scheduling.

The second display module 43 is used for automatically cruising the three-dimensional map according to the specific route according to the path information to be displayed, and automatically playing the video image of the monitoring point when the automatic cruise arrives at the monitoring point.

In this embodiment, according to the path information to be displayed, the 3D map is automatically cruising according to a specific route, that is, it is automatically roaming along a pre-set specific route. The roaming speed can be set, and during the roaming process, the scene roams to When a monitoring point is set, the monitoring video screen corresponding to the monitoring point will automatically pop up, which can better combine with reality.

Specifically, the above-mentioned automatic cruise can be realized by using an AR set device. When in use, the user can roam with the mouse, keyboard and joystick in the site visualization scene, and can ascend, descend, look up, look down, turn left, turn right, flight, etc. Comprehensive functions and convenient operation.

By constructing a three-dimensional map of the rail transit station, and according to the obtained station visualization command, the three-dimensional map of the target station is superimposed on any real scene for visual display through AR technology, so that the user can understand the internal structure of the rail transit station more intuitively; It can display the required functional equipment, access channels and pipelines on the three-dimensional map, so as to provide effective data support for emergency command and decision-making in the event of an emergency.

It should be noted that those skilled in the art can clearly understand that the specific implementation process of the above-mentioned map resource visualization device and each unit may refer to the corresponding descriptions in the foregoing method embodiments. Repeat.

Please refer to FIG. 9, which is a schematic block diagram of a computer device provided by an embodiment of the present application. The computer device 500 may be a terminal or a server, where the terminal may be an electronic device with communication functions, such as a smart phone, a tablet computer, a notebook computer, a desktop computer, a personal digital assistant, and a wearable device. The server can be an independent server or a server cluster composed of multiple servers.

Referring to FIG. 9 , the computer device 500 includes a processor 502 , a memory and a network interface 505 connected through a system bus 501 , wherein the memory may include a non-volatile storage medium 503 and an internal memory 504 .

The nonvolatile storage medium 503 can store an operating system 5031 and a computer program 5032 . The computer program 5032 includes program instructions that, when executed, cause the processor 502 to perform a map resource visualization method.

The processor 502 is used to provide computing and control capabilities to support the operation of the entire computer device 500 .

The internal memory 504 provides an environment for running the computer program 5032 in the non-volatile storage medium 503. When the computer program 5032 is executed by the processor 502, the processor 502 can execute a map resource visualization method.

The network interface 505 is used for network communication with other devices. Those skilled in the art can understand that the structure shown in FIG. 9 is only a block diagram of a partial structure related to the solution of the present application, and does not constitute a limitation on the computer device 500 to which the solution of the present application is applied. The specific computer device 500 may include more or fewer components than shown, or combine certain components, or have a different arrangement of components.

The processor 502 is used for running the computer program 5032 stored in the memory.

It should be understood that, in this embodiment of the present application, the processor 502 may be a central processing unit (Central Processing Unit, CPU), and the processor 502 may also be other general-purpose processors, digital signal processors (Digital Signal Processor, DSP), dedicated integrated Circuit (Application Specific Integrated Circuit, ASIC), off-the-shelf Programmable Gate Array (Field-Programmable Gate Array, FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, and the like. Wherein, the general-purpose processor can be a microprocessor or the processor can also be any conventional processor or the like.

It can be understood by those skilled in the art that all or part of the processes in the methods for implementing the above embodiments can be completed by instructing relevant hardware through a computer program. The computer program includes program instructions, and the computer program can be stored in a storage medium, and the storage medium is a computer-readable storage medium. The program instructions are executed by at least one processor in the computer system to implement the flow steps of the above-described method embodiments.

Therefore, the present invention also provides a storage medium. The storage medium may be a computer-readable storage medium.

The storage medium may be various computer-readable storage media that can store program codes, such as a U disk, a removable hard disk, a read-only memory (Read-Only Memory, ROM), a magnetic disk, or an optical disk.

Those of ordinary skill in the art can realize that the units and algorithm steps of each example described in conjunction with the embodiments disclosed herein can be implemented in electronic hardware, computer software, or a combination of the two. Interchangeability, the above description has generally described the components and steps of each example in terms of function. Whether these functions are performed in hardware or software depends on the specific application and design constraints of the technical solution. Skilled artisans may implement the described functionality using different methods for each particular application, but such implementations should not be considered beyond the scope of the present invention.

In the several embodiments provided by the present invention, it should be understood that the disclosed apparatus and method may be implemented in other manners. For example, the apparatus embodiments described above are merely illustrative. For example, the division of each unit is only a logical function division, and other division methods may be used in actual implementation. For example, multiple units or components may be combined or may be integrated into another system, or some features may be omitted, or not implemented.

The steps in the method of the embodiment of the present invention may be adjusted, combined and deleted in sequence according to actual needs. Units in the apparatus of the embodiment of the present invention may be combined, divided, and deleted according to actual needs. In addition, each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically alone, or two or more units may be integrated into one unit.

The integrated unit, if implemented in the form of a software functional unit and sold or used as an independent product, may be stored in a storage medium. Based on such understanding, the technical solution of the present invention is essentially or a part that contributes to the prior art, or all or part of the technical solution can be embodied in the form of a software product, and the computer software product is stored in a storage medium , including several instructions for causing a computer device (which may be a personal computer, a terminal, or a network device, etc.) to execute all or part of the steps of the methods described in the various embodiments of the present invention.

The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Any person skilled in the art can easily think of various equivalents within the technical scope disclosed by the present invention. Modifications or substitutions should be included within the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims (10)

1. a map resource visualization method, is characterized in that, comprises the following steps: Build a 3D map of rail transit stations; Obtain a site visualization command, the site visualization command includes target site information; According to the site visualization command, the 3D map of the target site is superimposed on any real scene through AR technology for visual display. 2. The map resource visualization method according to claim 1, wherein the step of constructing a three-dimensional map of a rail transit station comprises; Build a three-dimensional map of the interior structure of each floor space of a rail transit station; The functional equipment and access passages of the rail transit station are identified at the corresponding positions of the three-dimensional map. The functional equipment includes elevators and escalators, turnstiles, ticket offices, customer service centers and toilets. The access passages include entrances and exits, fire exits, emergency escape passages and rescue channel; Divide the 3D map into different functional areas according to the purpose, and display the different functional areas in different colors. The functional areas include office area, public area, charging area, non-paying area, storage area and emergency area ; Display the pipelines in the rail transit station in different colors on the 3D map. 3. The map resource visualization method according to claim 2, characterized in that, according to the site visualization command, the three-dimensional map of the target site is superimposed on any real scene by AR technology after the step of visually displaying, comprising; Obtain the display command, and visualize the 3D map according to the display command. 4. The method for visualizing map resources according to claim 3, wherein the step of obtaining a display order and visually displaying a three-dimensional map according to the display order comprises; Parse the display command to obtain the scene information to be displayed and/or the path information to be displayed; Locate and display the corresponding functional area on the 3D map according to the scene information to be displayed, and display/hide the functional equipment, access channels and pipelines in the functional area; According to the path information to be displayed, the three-dimensional map is automatically cruised according to a specific route, and when the automatic cruise reaches the monitoring point, the video screen of the monitoring point is automatically played. 5. A map resource visualization device, comprising: A map construction unit for constructing a three-dimensional map of rail transit stations; A command acquisition unit, configured to acquire a site visualization command, where the site visualization command includes target site information; The visualization unit is used to superimpose the 3D map of the target site on any real scene through AR technology for visual display according to the site visualization command. 6. The map resource visualization device according to claim 5, wherein the map construction unit comprises a map construction module, an identification module, an area display module and a pipeline display module; The map construction module is used to construct a three-dimensional map of the indoor structure of each floor space of the rail transit station; The identification module is used to identify the functional equipment and access passages of the rail transit station at the corresponding positions of the three-dimensional map. The functional equipment includes elevators and escalators, turnstiles, ticket offices, customer service centers and toilets. Fire exits, emergency escape routes and rescue routes; The area display module is used to divide the three-dimensional map into different functional areas according to the purpose, and display different functional areas in different colors. The functional areas include office area, public area, charging area, non-paying area areas, storage areas and first aid areas; The pipeline display module is used to display the pipelines in the rail transit station on the three-dimensional map in different colors. 7 . The map resource visualization device according to claim 5 , further comprising an acquisition and display unit, configured to acquire a display command, and visually display the three-dimensional map according to the display command. 8 . 8. The map resource visualization device according to claim 7, wherein the acquisition and display unit comprises a command parsing module, a first display module and a second display module; The command parsing module is used to parse the display command to obtain scene information to be displayed and/or path information to be displayed; The first display module is used to locate and display the corresponding functional area on the three-dimensional map according to the scene information to be displayed, and to display/hide the functional equipment, access channels and pipelines in the functional area; The second display module is used for automatically cruising the three-dimensional map according to the specific route according to the path information to be displayed, and automatically playing the video image of the monitoring point when the automatic cruise reaches the monitoring point. 9. A computer device, characterized in that the computer device comprises a memory and a processor, a computer program is stored on the memory, and the processor implements any one of claims 1 to 4 when the processor executes the computer program The map resource visualization method described in item. 10 . A storage medium, characterized in that, the storage medium stores a computer program, and when the computer program is executed by a processor, the method for visualizing a map resource according to any one of claims 1 to 4 can be implemented.

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