KR102613765B1 - Apparatus and method for requesting defect repair of structure using 3d tour - Google Patents

Abstract

A device for requesting defect repair of a building using a 3D tour according to an embodiment disclosed in this document includes a communication circuit configured to communicate with an external device, a display, a memory, and a processor electrically connected to the communication circuit, the display, and the memory, The processor uses a communication circuit to obtain a 3D image generated based on a point cloud for the defect repair target from an external device, provides a floor plan image of the defect repair target obtained based on the 3D image to the display, and provides a floor plan image In response to a user input for a point in the 3D image, a partial image for a portion corresponding to a point in the floor plan image is provided on the display, and in response to a user input for a defect occurrence point in the partial image, a defect occurrence point is provided on the display. It is possible to obtain location information corresponding to, receive work type information and detailed information about the defect occurrence point from the user, and transmit the location information, work type information, and detailed information to an external device using a communication circuit.

Description

Device and method for requesting repair of building defects using 3D tour {APPARATUS AND METHOD FOR REQUESTING DEFECT REPAIR OF STRUCTURE USING 3D TOUR}

Embodiments disclosed in this document relate to an apparatus and method for requesting repair of defects in a building from a construction company using a 3D tour.

Defect repair refers to repairing defects in a building that occurred due to negligence during the construction process. In particular, for apartment complexes, the housing construction business is responsible for repairs, and the scope of defects borne and the defect coverage period for each structure and facility construction are determined by law. If a tenant discovers that a defect has occurred within the defect coverage liability period, he or she can request compensation for the defect from the project operator.

Recently, for the convenience of residents, business entities are providing residents with a system that allows them to apply for defect repairs through an application or web page. Residents can apply for repair of defects by entering information about defects through the provided system.

In a typical defect repair claim system, the user inputs the location, type of work (type of work), and details to apply for defect repair, and the service provider (e.g. construction company) performing defect repair obtains the entered information. It is composed. When a user directly inputs information about defect repairs, there is an inconvenience in that the user has to apply according to the method required by the system, and there is a problem in that it is difficult for the service provider to accurately identify the parts to be repaired. In particular, even if the user provides information about the space where the defect occurred (e.g., bedroom 1, bedroom 2, living room, kitchen, or bathroom, etc.) and a photographic image of the point where the defect occurred, the service provider cannot pinpoint the exact location where the defect occurred. There is a high possibility that unnecessary time will be spent trying to figure it out, and there is also a possibility that maintenance will be performed in a location different from the user's desired location due to misunderstanding of the information provided.

Embodiments of the present invention are intended to provide a defect repair request device and method that allows a user to intuitively apply for defect repair and allows a service provider to quickly identify the part to perform defect repair.

A device for requesting defect repair of a building using a 3D tour according to an embodiment disclosed in this document includes a communication circuit configured to communicate with an external device, a display, a memory, and a processor electrically connected to the communication circuit, the display, and the memory, The processor uses a communication circuit to obtain a 3D image generated based on a point cloud for the defect repair target from an external device, provides a floor plan image of the defect repair target obtained based on the 3D image to the display, and provides a floor plan image In response to a user input for a point in the 3D image, a partial image for a portion corresponding to a point in the floor plan image is provided on the display, and in response to a user input for a defect occurrence point in the partial image, a defect occurrence point is provided on the display. It is possible to obtain location information corresponding to, receive work type information and detailed information about the defect occurrence point from the user, and transmit the location information, work type information, and detailed information to an external device using a communication circuit.

According to one embodiment, a 3D image is created by merging a point cloud and a photographic image of a defect repair target, and the floor plan image and partial image may be provided by a 3D viewer.

According to one embodiment, the processor processes the partial image so that the partial image is enlarged, reduced, moved, or pivoted in response to a user input for the partial image, and receives user input for a defect occurrence point in the processed partial image. In response, location information corresponding to the defect occurrence point can be obtained.

According to one embodiment, the processor responds to a user input about a defect occurrence point, obtains attribute information about the space including the defect occurrence point, and inputs one or more work types corresponding to the attribute information among a plurality of work types. Provide a menu on the display, receive work type information from the user through the menu, obtain a photographic image of the defect occurrence point selected by the user, and use a communication circuit to collect location information, work type information, detailed information, and photos. Images can be transmitted to external devices.

A method of requesting defect repair of a building using a 3D tour according to an embodiment disclosed in this document includes the steps of acquiring a 3D image generated based on a point cloud for the defect repair target from an external device, and obtaining a 3D image based on the 3D image. A step of providing a floor plan image for a defect repair target, a step of providing a partial image of a portion of the 3D image corresponding to a point of the floor plan image in response to a user input about a point of the floor plan image, and a step of providing a partial image of a portion of the 3D image corresponding to a point of the floor plan image, In response to a user input about the occurrence point, obtaining location information corresponding to the defect occurrence point, receiving construction type information and detailed information about the defect occurrence point from the user, and location information, construction type information, and detailed information. It may include transmitting information to an external device.

According to embodiments disclosed in this document, by obtaining information about the defect occurrence point from the user through a virtual tour using a 3D viewer, the user intuitively selects the defect occurrence point and the service provider (e.g., construction company) detects the defect occurrence point. You can quickly and accurately identify the point.

In addition, various effects that can be directly or indirectly identified through this document may be provided.

Figure 1 shows the operating environment of a defect repair request device for a building using a 3D tour according to an embodiment.
Figure 2 is a block diagram showing the configuration of a defect repair request device for a building using a 3D tour according to an embodiment.
FIG. 3 is a diagram illustrating an exemplary operation of a device for requesting repair of defects in a building using a 3D tour according to an embodiment.
FIG. 4 is a diagram illustrating an exemplary operation of a device for requesting repair of defects in a building using a 3D tour according to an embodiment.
FIG. 5 is a diagram illustrating an exemplary operation of a device for requesting repair of defects in a building using a 3D tour according to an embodiment.
FIG. 6 is a diagram illustrating an exemplary operation of a device for requesting repair of defects in a building using a 3D tour according to an embodiment.
FIG. 7 is a diagram illustrating an exemplary operation of a device for requesting repair of defects in a building using a 3D tour according to an embodiment.
Figure 8 is a flowchart illustrating a method of requesting repair of defects in a building using a 3D tour according to an embodiment.
In relation to the description of the drawings, identical or similar reference numerals may be used for identical or similar components.

Hereinafter, some embodiments of the present invention will be described in detail through illustrative drawings. However, this is not intended to limit the present invention to specific embodiments, but should be understood to include various modifications, equivalents, or replacements of the embodiments of the present invention. When adding reference numerals to components in each drawing, it should be noted that identical components are given the same reference numerals as much as possible even if they are shown in different drawings. Additionally, when describing an embodiment of the present invention, if a detailed description of a related known configuration or function is judged to interfere with the understanding of the embodiment of the present invention, the detailed description will be omitted.

Figure 1 shows the operating environment of a defect repair request device for a building using a 3D tour according to an embodiment.

Referring to FIG. 1, a defect repair request device according to an embodiment may be implemented in the form of a user terminal 100. In FIG. 1 , the user terminal 100 is shown as a smartphone, but the user terminal 100 is not limited thereto and may be implemented in various forms such as a desktop, laptop, or tablet.

Specifically, the laser scanner 11 can acquire a point cloud for the interior of a building subject to defect repair. The laser scanner 11 can also acquire photographic images of building parts along with point clouds. A 3D image can be created by merging a point cloud and a photographic image. The 3D image may be generated by the server 12 or another terminal. The server 12 may receive the point cloud and photo image directly from the laser scanner 11 or through another terminal and then merge the point cloud and the photo image to create a 3D image, directly from the laser scanner 11 or You can also receive 3D images through other terminals.

The user terminal 100 may receive a 3D image of the defect repair target from the server 12. The user terminal 100 may provide a floor plan based on a 3D image of the defect repair target to the user through a 3D viewer. When a specific point on the floor plan is selected, the user terminal 100 may provide a 3D enlarged image corresponding to the selected point. When a defect occurrence point is selected in the 3D enlarged image, the user terminal 100 may obtain coordinates corresponding to the defect occurrence point. The user terminal 100 may transmit a defect repair request including information such as coordinates, construction type, and details to the server 12.

As described above, by performing a repair request for a defect occurrence point selected through a virtual tour using a 3D image, a user interface is provided to the user to intuitively select the defect occurrence point, and the service provider (e.g. construction company) It can provide information that can accurately identify the point of occurrence of a defect.

Figure 2 is a block diagram showing the configuration of a defect repair request device for a building using a 3D tour according to an embodiment.

Referring to FIG. 2, a defect repair request device 200 of a building using a 3D tour according to an embodiment may include a communication circuit 210, a display 220, a memory 230, and a processor 240. . For example, the defect repair request device 200 may be a user terminal, such as a computing device such as a desktop, laptop, tablet, or smartphone.

The communication circuit 210 may be configured to communicate wirelessly or wired with the external device 20. The communication circuit 210 can transmit and receive data with the external device 20. For example, the communication circuit 210 may transmit and receive 3D images and information for defect repair requests.

The display 220 may be configured to output visual information to the outside. The display 220 is in the form of a panel and can output various images to the user.

Memory 230 may include volatile memory 230 and/or non-volatile memory 230. The memory 230 may store various data handled by the defect repair request device 200. For example, the memory 230 may store data processed within the defect repair request device 200 and may also store data received from the external device 20.

The processor 240 may be electrically connected to the communication circuit 210, the display 220, and the memory 230. The processor 240 can control the communication circuit 210, display 220, and memory 230, and perform various data processing and calculations. Although the processor 240 is shown as a single component in FIG. 2, it may be implemented separately as a plurality of components. The processor 240 may provide a user interface for requesting defect repairs to the user through a web page, native application, or web application. The processor 240 may perform the following operations by executing software or instructions stored in the memory 230.

According to one embodiment, the processor 240 may obtain a 3D image generated based on a point cloud for the defect repair target from the external device 20 using the communication circuit 210. The point cloud may include coordinates for multiple points forming the surface of the indoor space subject to defect repair. The 3D image may be generated, for example, by merging a point cloud of the defect repair object and a photographic image of the defect repair object. As another example, a 3D image can be created by converting a point cloud for a defect repair object into a 3D CAD drawing. Since the 3D image includes a point cloud, it can be implemented to allow the user to input various points of the defect repair target.

According to one embodiment, the processor 240 may provide a floor plan image of a defect repair target obtained based on a 3D image to the display 220. A floor plan image can be obtained by combining multiple omnidirectional images and coordinates that make up a 3D image. The processor 240 may initially output a floor plan image to the user to select a defect repair point. The floor plan image may be provided by a 3D viewer.

According to one embodiment, the processor 240 displays a partial image of a portion of the 3D image corresponding to a point of the floor plan image in response to a user input about a point of the floor plan image provided on the display 220 (220). ) can be provided. The processor 240 may receive a user input for a specific point on the floor plan image. The processor 240 may output a partial image of a portion corresponding to the selected point to the display 220. The output partial image may be an omnidirectional image. The processor 240 may process the partial image to enlarge, reduce, move, or pivot the partial image in response to a user input for the partial image. For example, the processor 240 may perform an enlargement, reduction, movement, or pivot operation on the partial image in response to a zoom in, zoom out, tap, or drag input for the partial image. Partial images may be provided by a 3D viewer.

According to one embodiment, the processor 240 may obtain location information corresponding to the defect occurrence point in response to a user input regarding the defect occurrence point in the partial image provided on the display 220. The processor 240 may receive a user input for selecting a defect occurrence point on a partial image. The processor 240 may obtain location information (eg, coordinate information) corresponding to the selected point. The location information may correspond to coordinate information included in the point cloud corresponding to the selected point.

According to one embodiment, the processor 240 may receive construction type information and detailed information about the defect occurrence point from the user. The processor 240 provides a menu for entering a construction type (e.g., a button menu drop-down menu, or an input window, etc.) and a menu for entering detailed information (e.g., a button menu, a drop-down menu, or an input window) on the display 220. etc.) can be provided. The processor 240 may obtain information and detailed information about the construction type selected from the menu.

According to one embodiment, in order to provide a menu for inputting a work type, the processor 240 may obtain attribute information about the space including the defect occurrence point in response to a user input about the defect occurrence point. The attribute information may be information indicating which space (e.g., bedroom 1, bedroom 2, living room, kitchen, bathroom, or entrance) that the space containing the selected defect occurrence point corresponds to among spaces partitioned within the defect repair target. The processor 240 may provide a menu on the display 220 for inputting one or more ball types corresponding to the acquired attribute information among a plurality of ball types. Among the types of work that can repair defects (e.g., 10 types), the types of work that can cause defects in a specific space (e.g., living room) (e.g., 6 types) may be limited. Therefore, usability can be improved by limiting the work types that can be selected according to attribute information. The processor 240 may receive ball type information through a menu provided by the user.

According to one embodiment, the processor 240 may acquire a photographic image of the defect occurrence point selected by the user. The processor 240 may acquire a photographic image taken by the user of the point where the defect occurs, as selected by the user.

According to one embodiment, the processor 240 may transmit location information, type information, and detailed information to the external device 20 using the communication circuit 210. When a photographic image is acquired, the processor 240 may transmit the photographic image to the external device 20 together. When the defect repair application is completed by the user, the processor 240 may transmit location information, work type information, detailed content information, photo images, etc. to the external device 20. The external device 20 may use the received information to provide information for performing defect repairs to the service provider.

FIG. 3 is a diagram illustrating an exemplary operation of a device for requesting repair of defects in a building using a 3D tour according to an embodiment.

Referring to FIG. 3, a defect repair request device according to an embodiment may provide the user with an application screen 300 for requesting defect repair. The application screen 300 may be provided through a web page, web application, or native application. The application screen 300 may include, for example, menus for selecting a maintenance location, selecting a work type, entering detailed information, and entering additional information. The application screen 300 may include a cancel button to cancel a defect repair request and a confirm button to request defect repair.

When a user input is detected in the part for selecting a repair location (e.g., + button or text) on the application screen 300, the defect repair request device can provide a floor plan image of the defect repair target as shown in FIG. 4. there is.

FIG. 4 is a diagram illustrating an exemplary operation of a device for requesting repair of defects in a building using a 3D tour according to an embodiment.

Referring to FIG. 4 , the defect repair request device according to one embodiment may provide the user with a floor plan image 400 of the defect repair target to select the defect occurrence point. The floor plan image 400 may be provided through a 3D viewer that displays the acquired 3D image. The defect repair request device may receive user input on the floor plan image 400. The point at which the user input is received may be set to a point corresponding to a circular object as shown in FIG. 4, or the user input may be received at any point on the floor plan image 400.

The defect repair request device may, for example, receive a user input regarding a point 410, and in response to the received user input, send a message to a portion of the 3D image corresponding to the point 410 as shown in FIG. 5. A partial image can be provided to the user.

FIG. 5 is a diagram illustrating an exemplary operation of a device for requesting repair of defects in a building using a 3D tour according to an embodiment.

Referring to FIG. 5 , the defect repair request device according to an embodiment may provide the user with a partial image 500 of a part of the defect repair target corresponding to a selected point in the floor plan image. The partial image 500 is an omnidirectional image and may include an image of the surrounding area centered on a point selected in the plan image. The partial image 500 may be provided through a 3D viewer that displays a 3D image. The partial image 500 may include a floor plan image 510 provided in a picture in picture (PIP) format.

The defect repair request device may perform operations such as enlarging, reducing, moving, or pivoting on the partial image 500 in response to an input for the partial image 500 . For example, when zoom in, zoom out, or mouse wheel input is detected on the partial image 500, the partial image 500 can be enlarged or reduced. For another example, when a drag input is detected on the partial image 500, the partial image 500 may be pivoted. For another example, when an input such as a tap, long tap, double tap, click, or double click on a specific point 520 on the partial image 500 is detected, movement processing is performed to center the specific point 520. The partial image 620 shown in FIG. 6 may be provided to the user. Points where input for movement is possible may be limited to specific points, such as the circular object shown in FIG. 5.

FIG. 6 is a diagram illustrating an exemplary operation of a device for requesting repair of defects in a building using a 3D tour according to an embodiment.

Referring to FIG. 6, a defect repair request device according to an embodiment may provide a partial image 600 of a part corresponding to a point selected for movement to the user. The partial image 600 may include an omnidirectional image of the surrounding area centered on a point selected from another partial image (e.g., 500 in FIG. 5). The partial image 600 may be provided through a 3D viewer that displays a 3D image. The partial image 600 may include a floor plan image provided in PIP format.

The defect repair request device may receive an input regarding the defect occurrence point 610 among the surface of the defect repair target in the partial image 600. When the defect repair request device detects an input such as a tap, long tap, double tap, click, or double click on the defect occurrence point 610, it generates coordinate information (e.g., (x, y, z)) and attribute information about the space including the defect occurrence point 610 (e.g., living room) can be obtained. Although not shown in FIG. 5 , an input regarding a defect occurrence point may also be received in the partial image 500 shown in FIG. 5 . When a defect occurrence point 610 is selected in the partial image 600, as shown in FIG. 7, an application screen 700 may be provided for inputting other information required for defect repair application.

FIG. 7 is a diagram illustrating an exemplary operation of a device for requesting repair of defects in a building using a 3D tour according to an embodiment.

Referring to FIG. 7, a defect repair request device according to an embodiment may provide a pop-up window 700 for requesting defect repair to the user. A pop-up window 700 may be displayed on the 3D image 710. The pop-up window 700 may include a construction type selection menu 720, a detailed content input menu 730, and a photo upload area 740.

The 3D viewer area 710 may display a 3D image of the defect repair target. A plan image, a partial image, etc. may be displayed through the 3D viewer area 710, and a defect occurrence point may be selected.

The work type selection menu 720 may include a menu for selecting a work type for which repairs can be requested. The construction type selection menu 720 may be, for example, in a drop-down format or in a button format. The work type displayed in the work type selection menu 720 may correspond to attribute information of the defect occurrence point. Through the work type selection menu 720, a work type requiring defect repair can be selected.

The detailed content input menu 730 may include a menu for selecting detailed content for a repair request. The detailed content input menu 730 may be, for example, in a drop-down format or in a button format. The detailed content input menu 730 may be configured as an input window that receives text. Details requiring repairs can be received at the point where the defect occurs through the detailed content input menu 730.

The photo upload area 740 may include an object for uploading a photo of the defect occurrence point. When an input is applied to the photo upload area 740, a photo list for selecting a photo to upload may be provided, and when a photo is selected from the list, the selected photo may be uploaded. After uploading, the uploaded photo may be displayed in the photo upload area 740.

Although not shown in FIG. 7, in addition to this, the pop-up window 700 may include an additional information input area 750 including a menu for entering contact information or visit date and time, and a confirmation button for completing a defect repair application. You can. When the confirmation button input is approved, coordinate information about the defect occurrence point, information on the selected work type, selected details, and uploaded photos can be transmitted to an external device.

Figure 8 is a flowchart illustrating a method of requesting repair of defects in a building using a 3D tour according to an embodiment.

Hereinafter, it is assumed that the defect repair request device 200 of FIG. 2 performs the process of FIG. 8. Additionally, in the description of FIG. 8, the operation described as being performed by the defect repair request device may be understood as being controlled by the processor 240.

Referring to FIG. 8, in step 810, the defect repair request device may obtain a 3D image generated based on a point cloud for the defect repair target from an external device.

In step 820, the defect repair request device may provide a floor plan image of the defect repair target obtained based on the 3D image.

In step 830, the defect repair request device may provide a partial image of a portion of the 3D image corresponding to a point of the floor plan image in response to a user input regarding a point of the floor plan image.

In step 840, the defect repair request device may obtain location information corresponding to the defect occurrence point in response to a user input regarding the defect occurrence point in the partial image.

In step 850, the defect repair request device may receive work type information and detailed information about the defect occurrence point from the user.

In step 860, the defect repair request device may transmit location information, work type information, and detailed information to an external device.

The embodiments of this document and the terms used herein are not intended to limit the technology described in this document to a specific embodiment, and should be understood to include various changes, equivalents, and/or replacements of the embodiments. In connection with the description of the drawings, similar reference numbers may be used for similar components. Singular expressions may include plural expressions, unless the context clearly indicates otherwise. In this document, expressions such as “A or B”, “at least one of A and/or B”, “A, B or C” or “at least one of A, B and/or C” refer to all of the items listed together. Possible combinations may be included. Expressions such as “first,” “second,” “first,” or “second,” can modify the corresponding components regardless of order or importance and are used to distinguish one component from another. It is only used and does not limit the corresponding components. When a component is said to be "connected (functionally or communicatively)" or "connected" to another component, it means that the component is directly connected to or connects to the other component. can be connected through.

In this document, “adapted to or configured to” means “suitable for,” “having the ability to,” “changed to,” depending on the situation, for example, in terms of hardware or software. "Can be used interchangeably with "made to," "capable of," or "designed to." In some contexts, the expression “a device configured to” may mean that the device is “capable of” working with other devices or components. For example, the phrase "a processor set (or configured) to perform A, B, and C" refers to a processor dedicated to performing the operations (e.g., an embedded processor), or by executing one or more programs stored in a memory device. It may refer to a general-purpose processor (e.g., CPU) that can perform the corresponding operations.

The term "module" used in this document includes a unit consisting of hardware, software, or firmware, and may be used interchangeably with terms such as logic, logic block, component, or circuit, for example. You can. A “module” may be an integrated part, a minimum unit that performs one or more functions, or a part thereof. A “module” may be implemented mechanically or electronically, for example, in application-specific integrated circuit (ASIC) chips, field-programmable gate arrays (FPGAs), known or hereafter developed, that perform certain operations. May include programmable logic devices.

At least a portion of a device (eg, modules or functions) or method (eg, operations) according to an embodiment may be implemented as instructions stored in a computer-readable storage medium in the form of a program module. When the instruction is executed by a processor, the processor can perform the function corresponding to the instruction.

Each component (e.g., module or program module) according to an embodiment may be composed of a single or multiple entities, and some of the above-described sub-components may be omitted or other sub-components may be used. More may be included. Alternatively or additionally, some components (e.g., modules or program modules) may be integrated into one entity and perform the same or similar functions performed by each corresponding component prior to integration. Operations performed by a module, program module, or other component according to an embodiment may be executed sequentially, in parallel, iteratively, or heuristically, or at least some operations may be executed in a different order, omitted, or other operations. This can be added.

Claims (5)

In the device for requesting repair of defects in a building using a 3D tour,
Communication circuitry configured to communicate with an external device;
display;
Memory; and
Comprising a processor electrically connected to the communication circuit, the display, and the memory,
The processor,
Obtaining a 3D image generated based on a point cloud for a defect repair target from the external device using the communication circuit,
Providing a floor plan image of the defect repair target obtained based on the 3D image on the display,
In response to a user input for a point of the floor plan image, providing a partial image of a portion of the 3D image corresponding to the point of the floor plan image to the display,
In the partial image, in response to a user input regarding a defect occurrence point among the surface of the defect repair target, obtain coordinate information included in a point cloud corresponding to the defect occurrence point,
Receiving work type information and detailed information about the defect occurrence point from the user,
Transmitting the coordinate information, the ball type information, and the detailed information to the external device using the communication circuit,
The 3D image is generated by merging the point cloud and a photographic image of the interior of the building subject to defect repair obtained by a laser scanner,
The partial image is an omnidirectional image of the surrounding area centered on a point selected in the plan image, and is processed so that the center moves in response to a user input for the partial image,
The device, characterized in that the floor plan image and the partial image are provided by a 3D viewer. delete According to claim 1,
The processor,
Characterized in that, in response to a user input regarding the defect occurrence point in the processed partial image, the coordinate information corresponding to the defect occurrence point is acquired. According to claim 1,
The processor,
In response to a user input about the defect occurrence point, obtain attribute information about the space including the defect occurrence point,
Providing a menu on the display for entering one or more work types corresponding to the attribute information among a plurality of work types,
Receiving the type information from the user through the menu,
Obtaining a photographic image of the defect occurrence point selected by the user,
Characterized in that, using the communication circuit, the coordinate information, the ball type information, the detailed content information, and the photographic image are transmitted to the external device. In the method of requesting repair of defects in a building using a 3D tour,
Obtaining a 3D image generated based on a point cloud for a defect repair target from an external device;
providing a floor plan image of the defect repair target obtained based on the 3D image;
In response to a user input regarding a point of the floor plan image, providing a partial image of a portion of the 3D image corresponding to the point of the floor plan image;
In response to a user input regarding a defect occurrence point among the surface of the defect repair target in the partial image, obtaining coordinate information included in a point cloud corresponding to the defect occurrence point;
Receiving construction type information and detailed information about the defect occurrence point from the user; and
Comprising the step of transmitting the coordinate information, the ball type information, and the detailed information to the external device,
The 3D image is generated by merging the point cloud and a photographic image of the interior of the building subject to defect repair obtained by a laser scanner,
The partial image is an omnidirectional image of the surrounding area centered on a point selected in the plan image, and is processed so that the center moves in response to a user input for the partial image,
The method, wherein the floor plan image and the partial image are provided by a 3D viewer.

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