CN114239106A - BIM-based floor information visualization method, device and medium - Google Patents
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Abstract
The application discloses a floor information visualization method, device and medium based on BIM, and relates to the field of building information model visualization. Determining floor information by acquiring elevation information of all model parts of a specified building, and acquiring preset configuration information; acquiring a target model component according to preset configuration information; setting a test plane and recording the horizontal height of the test plane; setting the position of a geometric plane object according to the horizontal height of the test plane; acquiring geometric union information according to the position of the geometric plane object and the information of the target model component; and acquiring a floor plane information component according to the geometric union information and the information of the target model component so as to be used for visualizing the floor plane information. Therefore, the scheme only obtains the target model component by screening the model component, and reduces the calculated amount of graph rendering; meanwhile, the calculation amount on the height is reduced by arranging the horizontal test plane, and the purpose of reducing the calculation amount of the visualized rendering of the floor information is achieved.
Description
Technical Field
The application relates to the field of building information model visualization, in particular to a floor information visualization method, device and medium based on BIM.
Background
Building Information Modeling (BIM) is a new tool in architecture, engineering and civil engineering. The BIM carries out information sharing and transmission in the whole life cycle processes of engineering design, delivery, construction, operation and maintenance, supervision and the like. With the aid of BIM, engineers can make correct understanding and efficient response to building information. The BIM provides a foundation for cooperative work for each construction subject such as a design team, an operation unit and the like. BIM plays an important role in improving production efficiency, saving cost, shortening construction period and the like. One of the ways of visualizing floor information is by parsing an Industry Foundation Class (IFC) model file; extracting corresponding floor information and elevation information according to the analyzed IFC file and storing the floor information and the elevation information in a database; displaying three-dimensional (3-dimension, 3D) building model information through BIM model lightweight of a Web Graphics Library (WebGL) technology; and cutting and layering the 3D building model information according to floors by using a WebGL cutting method according to the floor information and the elevation information.
However, in this method, since all the model information of the floor corresponding to the original model is retained for visualization, a large amount of graphics card calculation power is required, and the rendering calculation amount is large.
In view of the above problems, it is an urgent need to solve by those skilled in the art to design a floor information visualization method with a small rendering calculation amount.
Disclosure of Invention
The application aims to provide a floor information visualization method, a floor information visualization device and a floor information visualization medium based on BIM, and the problem of large floor information visualization rendering calculation amount is solved.
In order to solve the technical problem, the present application provides a floor information visualization method based on BIM, which includes:
acquiring elevation information of all model parts of a specified building to determine floor information, and acquiring preset configuration information;
acquiring a target model component according to the preset configuration information;
setting a test plane and recording the horizontal height of the test plane;
setting the position of a geometric plane object according to the horizontal height of the test plane;
acquiring geometric union information according to the position of the geometric plane object and the information of the target model component;
and acquiring a floor plane information assembly according to the geometric union information and the information of the target model component so as to be used for visualizing the floor plane information.
Preferably, after the visualization of the floor plan information, the method further comprises:
and establishing an event system, and adding the event system in the generated floor plane information environment for information interaction with the floor plane information environment.
Preferably, the acquiring geometric union information according to the position of the geometric planar object and the information of the target model component includes:
acquiring triangular patch information of the target model part;
acquiring the horizontal height of the position of the geometric plane object as test plane information;
acquiring the intersection point of the triangular patch and the test plane according to the triangular patch information and the test plane information;
and sorting all the intersection points in a reverse clock mode to obtain the geometric union set information.
Preferably, the setting a test plane and recording the horizontal height of the test plane comprises:
and setting a preset plane between the upper limit of the floor height and the lower limit of the floor height as a test plane, and recording the horizontal height of the plane.
Preferably, the component for obtaining floor plan information from the geometric union information and the information of the target model component comprises:
generating the geometric plane object according to the geometric union information;
and mounting the information of the target model component on the generated geometric plane object to form the floor plane information assembly.
Preferably, the preset configuration information is configuration information having attributes of a wall, a structural column, a staircase, or a general model.
Preferably, the interacting information with the floor plan information environment includes:
and carrying out information interaction of geometric change, attribute change, camera change, user mouse position change, user mouse button change, floor data change or floor data selection by a user of the model component with the floor plane information environment.
In order to solve the above technical problem, the present application further provides a floor information visualization device based on BIM, including:
the system comprises a first acquisition module, a second acquisition module and a third acquisition module, wherein the first acquisition module is used for acquiring elevation information of all model parts of a specified building to determine floor information and acquiring preset configuration information;
the second acquisition module is used for acquiring the target model component according to the preset configuration information;
the first setting module is used for setting a test plane;
the recording module is used for recording the horizontal height of the test plane;
the second setting module is used for setting the position of the geometric plane object according to the horizontal height of the test plane;
the third acquisition module is used for acquiring geometric union information according to the position of the geometric plane object and the information of the target model component;
and the fourth acquisition module is used for acquiring a floor plane information assembly according to the geometric union information and the information of the target model component so as to be used for visualizing the floor plane information.
In order to solve the above technical problem, the present application further provides another floor information visualization device based on BIM, including:
a memory for storing a computer program;
and the processor is used for realizing the steps of the BIM-based floor information visualization method when the computer program is executed.
In order to solve the above technical problem, the present application further provides a computer-readable storage medium, where a computer program is stored, and when the computer program is executed by a processor, the steps of the BIM-based floor information visualization method are implemented.
The BIM-based floor information visualization method provided by the application determines floor information by acquiring elevation information of all model parts of a specified building, and acquires preset configuration information; acquiring a target model component according to preset configuration information; setting a test plane and recording the horizontal height of the test plane; setting the position of a geometric plane object according to the horizontal height of the test plane; acquiring geometric union information according to the position of the geometric plane object and the information of the target model component; and acquiring a floor plane information component according to the geometric union information and the information of the target model component so as to be used for visualizing the floor plane information. Therefore, in the technical scheme, only the target model part is obtained by screening the model parts in the floors, so that the calculated amount of graph rendering is reduced; meanwhile, the calculation amount on the height is reduced by arranging the horizontal test plane, and the purpose of reducing the calculation amount of the visualized rendering of the floor information is achieved.
In addition, the application also provides a floor information visualization device based on the BIM and a computer readable storage medium, and the effects are the same as above.
Drawings
In order to more clearly illustrate the embodiments of the present application, the drawings needed for the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings can be obtained by those skilled in the art without inventive effort.
Fig. 1 is a flowchart of a method for visualizing floor information based on BIM according to an embodiment of the present disclosure;
fig. 2 is a flowchart of another method for visualizing floor information based on BIM according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of a building information visualization apparatus based on BIM according to an embodiment of the present disclosure;
fig. 4 is a schematic structural diagram of another BIM-based floor information visualization device according to an embodiment of the present disclosure.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without any creative effort belong to the protection scope of the present application.
The core of the application is to provide a floor information visualization method, device and medium based on BIM, and solve the problem of large calculation amount of floor information visualization rendering.
In order that those skilled in the art will better understand the disclosure, the following detailed description will be given with reference to the accompanying drawings.
Fig. 1 is a flowchart of a floor information visualization method based on BIM according to an embodiment of the present disclosure. It is understood that the floor plan information is layout information describing key components such as equipment facilities, functional spaces, walls of doors and windows, etc. on a specific floor of a specific building. The visualization of the floor plan information means that the floor plan information is displayed in an intuitive manner. In the traditional floor information visualization, an IFC model file is analyzed; extracting corresponding floor information and elevation information according to the analyzed IFC file and storing the floor information and the elevation information in a database; displaying 3D building model information through BIM model lightweight of WebGL technology; according to the floor information and the elevation information, the 3D building model information is sectioned and layered according to floors by using a WebGL sectioning method, the obtained floor information contains a large number of model original components, and the required rendering calculation amount and rendering resources are large in the using process. Therefore, in order to solve the above problem, as shown in fig. 1, a BIM-based floor information visualization method includes:
s10: altitude information of all model parts of a specified building is acquired to determine floor information, and preset configuration information is acquired.
S11: and acquiring the target model component according to preset configuration information.
S12: setting a test plane and recording the horizontal height of the test plane.
S13: and setting the position of the geometric plane object according to the horizontal height of the test plane.
S14: and acquiring geometric union information according to the position of the geometric plane object and the information of the target model component.
S15: and acquiring a floor plane information component according to the geometric union information and the information of the target model component so as to be used for visualizing the floor plane information.
It can be understood that, if the floor information is to be visualized, the floor information needs to be obtained first, and it is determined which floor is to be visualized. And acquiring all model parts of the specified single building, searching elevation information in the model parts, and storing the attribute value of the elevation information and the model parts for each found model part with the elevation attribute. And dividing floors according to the stored data, establishing data structures of the floors and the upper and lower limits of the elevation, and storing the actual data into the data of the floors. Meanwhile, preset configuration information needs to be acquired.
Acquiring preset configuration information, and acquiring a target model component according to the preset configuration information; the configuration information therein is stored in attribute information in the model part, for example indicating the kind of the model part, such as a conventional model of a wall, a structural column, a table, a chair, a staircase, etc. And acquiring preset configuration information, determining a model component actually required in the visualization process to remove unnecessary model components, screening the model components according to the preset configuration information and completely hiding the model components, and only obtaining a target model component for the subsequent visualization process. In the actual implementation process, the preset configuration information can be written automatically and the corresponding model component can be extracted according to the requirement of using floor plane information visualization. In the present embodiment, the specific information of the preset configuration information is not limited, and is determined according to the specific implementation situation.
In a specific implementation process, after a target model component is obtained, a test plane is set and the horizontal height of the test plane is recorded; compared with a WebGL sectioning method for sectioning and layering 3D building model information according to floors, the method for obtaining the three-dimensional model information can effectively reduce the calculation complexity by taking a determined horizontal plane in the floors as a test plane. How to determine the test plane in the floor is not limited in this embodiment, and depends on the specific implementation. And after the test plane is obtained, the horizontal height of the test plane needs to be recorded, and the horizontal height is stored in floor data for subsequent visualization steps. Specifically, the position of the geometric plane object is set according to the horizontal height of the test plane, the position of the target model component after visualization is determined, and geometric union information is acquired according to the determined position and the information of the target model component.
It should be noted that, the specific manner of acquiring the geometric union information is not limited in this embodiment, and depends on the specific implementation. And acquiring the floor plane information assembly according to the geometric union information and the information of the target model component through a ThreeJS language, and visualizing the floor plane information assembly by using the ThreeJS language. In this embodiment, the specific process of acquiring the floor plan information component is not limited, and is determined according to a specific implementation situation. In addition, as for the thread js language, other languages may also be used for implementation, which is not limited in this embodiment and is determined according to specific implementation situations.
In the embodiment, floor information is determined by acquiring elevation information of all model components of a specified building, and preset configuration information is acquired; acquiring a target model component according to preset configuration information; setting a test plane and recording the horizontal height of the test plane; setting the position of a geometric plane object according to the horizontal height of the test plane; acquiring geometric union information according to the position of the geometric plane object and the information of the target model component; and acquiring a floor plane information component according to the geometric union information and the information of the target model component so as to be used for visualizing the floor plane information. Therefore, in the technical scheme, only the target model part is obtained by screening the model parts in the floors, so that the calculated amount of graph rendering is reduced; meanwhile, the calculation amount on the height is reduced by arranging the horizontal test plane, and the purpose of reducing the calculation amount of the visualized rendering of the floor information is achieved. Meanwhile, the floor data generated in the embodiment can be independently used, the use of the original model is not influenced, and the use of the original model and the operation on the floor information can be simultaneously met.
Fig. 2 is a flowchart of another method for visualizing floor information based on BIM according to an embodiment of the present disclosure. As shown in fig. 2, in order to realize information interaction with the floor plan information environment, after the visualization of the floor plan information, the method further comprises the following steps:
s16: and establishing an event system, and adding the event system in the generated floor plane information environment for information interaction with the floor plane information environment.
It can be understood that the floor level information interaction means that operation information performed by a user in the floor level information visualization can be transmitted to the BIM visualization system, and a message of the BIM visualization system can also be transmitted to a display interface of the floor level information. In order to realize information interaction with the floor plane information environment, after the floor plane information is visualized, an event system can be established by using the existing module content in the original visualization environment, and is mainly responsible for sending and receiving events. And an event system is also added in the generated floor plane information environment, and is mainly responsible for receiving the events sent by the event system and sending own events after instantiation. It should be noted that, specific event information of the sending event and the receiving event is not limited in this embodiment, and may be a geometric change of a model component, an attribute change, a camera change, a user mouse change, and the like, according to a specific implementation situation.
In this embodiment, after the floor level information is visualized, an event system is established, and the event system is added to the generated floor level information environment, so that information interaction with the floor level information environment is realized.
On the basis of the above-described embodiment:
as a preferred embodiment, the acquiring the geometric union information based on the position of the geometric planar object and the information of the target model component includes:
acquiring triangular patch information of a target model part;
acquiring the horizontal height of the position of the geometric plane object as test plane information;
acquiring the intersection point of the triangular patch and the test plane according to the information of the triangular patch and the information of the test plane;
all intersections are time-ordered in the reverse direction to obtain geometric union information.
In the above embodiments, the specific manner of acquiring the geometric union information is not limited, and is determined according to specific implementation situations. As a preferred embodiment, in this embodiment, first, triangular patch information of a target model component is obtained, and test plane information is obtained; because the test plane used in the application is a horizontal plane, the horizontal height can be taken as the test plane information; and calculating the intersection points of the obtained triangular patch and the test plane, and sequencing all the intersection points in a reverse clock manner to create a Shape class. And finally obtaining the geometric union information.
In the embodiment, the information of the triangular patch of the target model part is obtained; acquiring the horizontal height of the position of the geometric plane object as test plane information; acquiring the intersection point of the triangular patch and the test plane according to the information of the triangular patch and the information of the test plane; and finally acquiring geometric union set information by sequencing all the intersection points in a reverse clock manner for subsequent visualization steps.
On the basis of the above-described embodiment:
as a preferred embodiment, setting the test plane and recording the test plane level comprises:
and setting a preset plane between the upper limit of the floor height and the lower limit of the floor height as a test plane, and recording the horizontal height of the plane.
In the above embodiments, how to determine the test planes in the floors is not limited in this embodiment, and depends on the specific implementation. As a preferable example, in the present embodiment, a preset plane between the upper floor height limit and the lower floor height limit is taken as a test plane; the method for setting the test plane can effectively reduce the amount of rendering calculation. The specific position of the preset plane is not limited in this embodiment, and only the distance between the upper limit and the lower limit of the floor height is required, which is determined according to the specific implementation situation. One of the default embodiments is to use the plane at the half of the sum of the upper floor height limit and the lower floor height limit as the test plane, that is, the plane at the middle position of the floor height as the test plane, which is a simpler setting mode.
In this embodiment, the preset plane between the upper floor height limit and the lower floor height limit is set as the test plane, and the floor test plane is set relatively simply and conveniently, so that the amount of rendering calculation for visualization of floor information is finally reduced.
On the basis of the above-described embodiment:
as a preferred embodiment, the acquire floor plan information from the geometric union information and the information of the target model component comprises:
generating a geometric plane object according to the geometric union information;
and mounting the information of the target model component onto the generated geometric plane object to form a floor plane information assembly.
In the above embodiment, the specific process of acquiring the floor plan information component is not limited, and is determined according to a specific implementation situation. As a preferred embodiment, in the present embodiment, the geometric planar object is generated according to the prior art of ThreeJS using geometric union information. And copying and mounting the original attribute information of each target model component to a new plane object. If the original attribute information contains information such as a special material map, the information is enabled to take effect after being mounted. And forming the plane objects with the attribute information into a floor plane information component for visualizing the floor plane information component by using ThreeJS.
In this embodiment, a geometric planar object is generated according to the geometric union information; and mounting the information of the target model component to the generated geometric plane object, finally forming a floor plane information component, and visualizing the floor plane information.
On the basis of the above-described embodiment:
as a preferred embodiment, the preset configuration information is configuration information having attributes of a wall, a structural pillar, a staircase, or a general model.
In the above embodiments, specific information of the preset configuration information is not limited, and is determined according to specific implementation situations. As a preferred embodiment, the preset configuration information is configuration information having attributes of a wall, a structural pillar, a staircase, or a general model. It will be appreciated that floor level information, where information about walls, structural columns, stairways or conventional models is ubiquitous, is not the most important model component for other model components such as tables and chairs. In addition, since the preset configuration information can support editing, the configuration information can be independently written and the corresponding model component can be extracted, which is not limited herein.
In this embodiment, the preset configuration information is configuration information with attributes of a wall, a structural column, a staircase or a conventional model, so that the BIM visualization environment returns a specific model component meeting conditions according to configuration information such as attributes, attribute names and attribute values carried by the model component, the model component not meeting the preset configuration information is closed, and the rendering calculation amount is reduced.
On the basis of the above-described embodiment:
as a preferred embodiment, the information interaction with the floor plan information environment includes:
and carrying out information interaction of geometric change, attribute change, camera change, user mouse position change, user mouse button change, floor data change or floor data selection by a user of the model component with the floor plane information environment.
After the floor information is visualized, the information interaction of the original visualized environment and the floor plane information environment is realized. In this embodiment, the specific interactive content includes: events sent by the original visual environment, including geometric changes, attribute changes, camera changes and user mouse changes of the model components; receiving events sent by a floor plane information component, such as user mouse position change, user mouse button change, floor data selected by a user and the like; and information interaction with the floor plane information environment is realized.
In the embodiment, information interaction with the floor plane information environment comprises a series of information such as geometric change, attribute change and camera change, and the use experience of the floor information visualization environment is improved.
In the above embodiments, the floor information visualization method based on the BIM is described in detail, and the application also provides embodiments corresponding to the floor information visualization device based on the BIM. It should be noted that the present application describes the embodiments of the apparatus portion from two perspectives, one is based on the functional module, and the other is based on the hardware structure.
Fig. 3 is a schematic structural diagram of a building information visualization device based on BIM according to an embodiment of the present disclosure. As shown in fig. 3, the BIM-based floor information visualization device includes:
the first obtaining module 10 is configured to obtain elevation information of all model components of a specified building to determine floor information, and obtain preset configuration information.
And the second obtaining module 11 is configured to obtain the target model component according to preset configuration information.
The first setting module 12 is used for setting a test plane.
And the recording module 13 is used for recording the horizontal height of the test plane.
And a second setting module 14 for setting the position of the geometric plane object according to the horizontal height of the test plane.
And a third obtaining module 15, configured to obtain geometric union information according to the position of the geometric planar object and the information of the target model component.
And a fourth obtaining module 16, configured to obtain a floor plan information component according to the geometric union information and the information of the target model component, so as to be used for visualization of the floor plan information.
Since the embodiments of the apparatus portion and the method portion correspond to each other, please refer to the description of the embodiments of the method portion for the embodiments of the apparatus portion, which is not repeated here.
Fig. 4 is a schematic structural diagram of another BIM-based floor information visualization device according to an embodiment of the present disclosure. As shown in fig. 4, the BIM-based floor information visualization device includes:
a memory 20 for storing a computer program.
A processor 21 for implementing the steps of the method for BIM based floor information visualization as mentioned in the above embodiments when executing the computer program.
The building information visualization device based on the BIM provided by the embodiment may include, but is not limited to, a smart phone, a tablet computer, a notebook computer or a desktop computer.
The processor 21 may include one or more processing cores, such as a 4-core processor, an 8-core processor, and the like. The processor 21 may be implemented in at least one hardware form of a DSP (Digital Signal Processing), an FPGA (Field-Programmable Gate Array), and a PLA (Programmable Logic Array). The processor 21 may also include a main processor and a coprocessor, where the main processor is a processor for Processing data in an awake state, and is also called a Central Processing Unit (CPU); a coprocessor is a low power processor for processing data in a standby state. In some embodiments, the processor 21 may be integrated with a GPU (Graphics Processing Unit), which is responsible for rendering and drawing the content required to be displayed on the display screen. In some embodiments, the processor 21 may further include an AI (Artificial Intelligence) processor for processing a calculation operation related to machine learning.
The memory 20 may include one or more computer-readable storage media, which may be non-transitory. Memory 20 may also include high speed random access memory, as well as non-volatile memory, such as one or more magnetic disk storage devices, flash memory storage devices. In this embodiment, the memory 20 is at least used for storing a computer program 201, wherein after being loaded and executed by the processor 21, the computer program can implement the relevant steps of the BIM-based floor information visualization method disclosed in any of the foregoing embodiments. In addition, the resources stored in the memory 20 may also include an operating system 202, data 203, and the like, and the storage manner may be a transient storage manner or a permanent storage manner. Operating system 202 may include, among others, Windows, Unix, Linux, and the like. Data 203 may include, but is not limited to, data involved in BIM-based floor information visualization methods.
In some embodiments, the BIM-based floor information visualization device may further include a display screen 22, an input/output interface 23, a communication interface 24, a power supply 25, and a communication bus 26.
Those skilled in the art will appreciate that the configuration shown in fig. 4 does not constitute a limitation of the BIM-based floor information visualization device and may include more or fewer components than those shown.
Finally, the application also provides a corresponding embodiment of the computer readable storage medium. The computer-readable storage medium has stored thereon a computer program which, when being executed by a processor, carries out the steps as set forth in the above-mentioned method embodiments.
It is to be understood that if the method in the above embodiments is implemented in the form of software functional units and sold or used as a stand-alone product, it can be stored in a computer readable storage medium. Based on such understanding, the technical solutions of the present application may be embodied in the form of a software product, which is stored in a storage medium and executes all or part of the steps of the methods described in the embodiments of the present application, or all or part of the technical solutions. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
The above detailed description is provided for a floor information visualization method, device and medium based on BIM provided by the present application. The embodiments are described in a progressive manner in the specification, 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. It should be noted that, for those skilled in the art, it is possible to make several improvements and modifications to the present application without departing from the principle of the present application, and such improvements and modifications also fall within the scope of the claims of the present application.
It is further noted that, in the present specification, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Claims (10)
1. A floor information visualization method based on BIM is characterized by comprising the following steps:
acquiring elevation information of all model parts of a specified building to determine floor information, and acquiring preset configuration information;
acquiring a target model component according to the preset configuration information;
setting a test plane and recording the horizontal height of the test plane;
setting the position of a geometric plane object according to the horizontal height of the test plane;
acquiring geometric union information according to the position of the geometric plane object and the information of the target model component;
and acquiring a floor plane information assembly according to the geometric union information and the information of the target model component so as to be used for visualizing the floor plane information.
2. The BIM-based floor information visualization method of claim 1, further comprising, after the visualization of the floor plan information:
and establishing an event system, and adding the event system in the generated floor plane information environment for information interaction with the floor plane information environment.
3. The BIM-based floor information visualization method according to claim 2, wherein the obtaining geometric union information according to the position of the geometric planar object and the information of the target model component comprises:
acquiring triangular patch information of the target model part;
acquiring the horizontal height of the position of the geometric plane object as test plane information;
acquiring the intersection point of the triangular patch and the test plane according to the triangular patch information and the test plane information;
and sorting all the intersection points in a reverse clock mode to obtain the geometric union set information.
4. The BIM-based floor information visualization method according to claim 3, wherein the setting a test plane and recording a test plane level comprises:
and setting a preset plane between the upper limit of the floor height and the lower limit of the floor height as a test plane, and recording the horizontal height of the plane.
5. The BIM-based floor information visualization method according to claim 4, wherein the obtaining floor plan information component according to the geometric union information and the information of the target model component comprises:
generating the geometric plane object according to the geometric union information;
and mounting the information of the target model component on the generated geometric plane object to form the floor plane information assembly.
6. The BIM-based floor information visualization method according to any one of claims 1 to 5, wherein the preset configuration information is configuration information having properties of walls, structural columns, stairs or general models.
7. The BIM-based floor information visualization method according to claim 2, wherein the information interaction with the floor plan information environment comprises:
and carrying out information interaction of geometric change, attribute change, camera change, user mouse position change, user mouse button change, floor data change or floor data selection by a user of the model component with the floor plane information environment.
8. A BIM-based floor information visualization device, comprising:
the system comprises a first acquisition module, a second acquisition module and a third acquisition module, wherein the first acquisition module is used for acquiring elevation information of all model parts of a specified building to determine floor information and acquiring preset configuration information;
the second acquisition module is used for acquiring the target model component according to the preset configuration information;
the first setting module is used for setting a test plane;
the recording module is used for recording the horizontal height of the test plane;
the second setting module is used for setting the position of the geometric plane object according to the horizontal height of the test plane;
the third acquisition module is used for acquiring geometric union information according to the position of the geometric plane object and the information of the target model component;
and the fourth acquisition module is used for acquiring a floor plane information assembly according to the geometric union information and the information of the target model component so as to be used for visualizing the floor plane information.
9. A BIM-based floor information visualization device, comprising:
a memory for storing a computer program;
processor for implementing the steps of the BIM based floor information visualization method according to any one of claims 1 to 7 when executing said computer program.
10. A computer-readable storage medium, characterized in that the computer-readable storage medium has stored thereon a computer program which, when being executed by a processor, carries out the steps of the BIM-based floor information visualization method according to any one of claims 1 to 7.
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101465479B1 (en) * | 2013-12-23 | 2014-11-26 | 한국건설기술연구원 | Bim data processing system for displaying data of building based on bim |
| KR101465487B1 (en) * | 2013-12-23 | 2014-11-26 | 한국건설기술연구원 | Bim data processing system for extracting surface object of building |
| CN107506572A (en) * | 2017-07-24 | 2017-12-22 | 中国华能集团清洁能源技术研究院有限公司 | The method and apparatus for obtaining the height of target point |
| CN109408044A (en) * | 2018-10-19 | 2019-03-01 | 宁波睿峰信息科技有限公司 | A kind of integration method of BIM data and GIS data based on glTF |
| CN110135070A (en) * | 2019-05-16 | 2019-08-16 | 深圳天际云数字技术有限公司 | A kind of method and device of BIM model creation |
| CN110349195A (en) * | 2019-06-25 | 2019-10-18 | 杭州汇萃智能科技有限公司 | A kind of target object 3D measurement parameter acquisition methods, system and storage medium based on depth image |
| CN111476910A (en) * | 2020-04-03 | 2020-07-31 | 上海银欣高新技术发展股份有限公司 | Intelligent building BIM 3D model display method, system, medium and display terminal |
| CN112989482A (en) * | 2021-05-18 | 2021-06-18 | 三一筑工科技股份有限公司 | BIM model data generation method and device and building method and device |
| CN113096255A (en) * | 2021-04-26 | 2021-07-09 | 本影(上海)网络科技有限公司 | WebGL-based three-dimensional view synchronous fusion non-invasive integration technical method |
| CN113538708A (en) * | 2021-06-17 | 2021-10-22 | 上海建工四建集团有限公司 | Method for displaying and interacting three-dimensional BIM (building information modeling) model in two-dimensional view |
-
2021
- 2021-12-14 CN CN202111525515.XA patent/CN114239106A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101465479B1 (en) * | 2013-12-23 | 2014-11-26 | 한국건설기술연구원 | Bim data processing system for displaying data of building based on bim |
| KR101465487B1 (en) * | 2013-12-23 | 2014-11-26 | 한국건설기술연구원 | Bim data processing system for extracting surface object of building |
| CN107506572A (en) * | 2017-07-24 | 2017-12-22 | 中国华能集团清洁能源技术研究院有限公司 | The method and apparatus for obtaining the height of target point |
| CN109408044A (en) * | 2018-10-19 | 2019-03-01 | 宁波睿峰信息科技有限公司 | A kind of integration method of BIM data and GIS data based on glTF |
| CN110135070A (en) * | 2019-05-16 | 2019-08-16 | 深圳天际云数字技术有限公司 | A kind of method and device of BIM model creation |
| CN110349195A (en) * | 2019-06-25 | 2019-10-18 | 杭州汇萃智能科技有限公司 | A kind of target object 3D measurement parameter acquisition methods, system and storage medium based on depth image |
| CN111476910A (en) * | 2020-04-03 | 2020-07-31 | 上海银欣高新技术发展股份有限公司 | Intelligent building BIM 3D model display method, system, medium and display terminal |
| CN113096255A (en) * | 2021-04-26 | 2021-07-09 | 本影(上海)网络科技有限公司 | WebGL-based three-dimensional view synchronous fusion non-invasive integration technical method |
| CN112989482A (en) * | 2021-05-18 | 2021-06-18 | 三一筑工科技股份有限公司 | BIM model data generation method and device and building method and device |
| CN113538708A (en) * | 2021-06-17 | 2021-10-22 | 上海建工四建集团有限公司 | Method for displaying and interacting three-dimensional BIM (building information modeling) model in two-dimensional view |
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