CN107452072A - BIM line modelings method and its system based on webpage - Google Patents
BIM line modelings method and its system based on webpage Download PDFInfo
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Abstract
The present invention relates to the BIM line modelings method based on webpage and its system, this method to include：Send graphics calculations request；Request is received, and establishes the websocket of client and server；Processing request, and create calculated examples；Utilize calculated examples generation model；Feedback model is to client, and preservation model.The present invention sends graphics calculations by webpage and asked, client connection is completed using based on server of cloud platform, create calculated examples generation model, database and file memory is recycled to be stored separately model overall information, user profile and model file are in itself, calculating in BIM modeling process is placed on cloud server and is handled and preserved by realization, in the case where possessing network, can be achieved model transfer and BIM line modeling, can strange land carry out BIM modelings, solve high performance requirements of the desktop BIM modeling softwares to computer, purchase cost is high, the problem of complicated, is installed.
Description
Technical field
The present invention relates to BIM modeling methods, more specifically refer to the BIM line modelings method based on webpage and its are
System.
Background technology
BIM (Building Information Modeling) is related with the items of construction-engineering project
Basis of the information data as model, carries out the foundation of BUILDINGS MODELS, by possessed by digital information analogue simulation building
Real information.It has information completeness, information relevance, consistency on messaging, visualization, harmony, simulation, optimization property and
Eight big feature of figure can be gone out.
Modeling for BIM is completed using existing BIM modeling softwares, and current BIM modeling softwares are to be based on
The application of desktop software, high is required to computing power, the purchase cost height, installation complexity etc. for purchasing the type computer is asked
Topic, desktop software cause BIM applications the problem of limitation is larger occur to that can not meet that strange land operates.
Chinese patent 201510557785.7 discloses a kind of BIM BIM processing system and processing method.
Processing system includes：Virtual pattern work station, for performing BIM design setting models by virtual desktop, it is stored in designing a model
Under the home directory of NFS shared memories；HPCC, including several calculate nodes, for being deposited to NFS is shared
Designing a model under the home directory of reservoir carries out calculating and rendered, and is stored in NFS shared memories by rendering result is calculated
Home directory under；Server is controlled in AD domains, for creating AD domains, by the virtual pattern work station and HPCC
In all calculate nodes be added in the AD domains.
Above-mentioned patent controls technology and NFS shared storage techniques by using VMware desktop virtual technologies, AD domains, real
Design setting model is showed and has taken into account execution with what calculating rendered, but can not solve the problems, such as that strange land operation realizes that BIM is modeled.
Therefore, it is necessary to design a kind of BIM line modeling methods based on webpage, realize the meter in BIM modeling process
Calculate and render and be both placed in cloud server and handled and preserved, can implementation model in the case where possessing network
Transfer and BIM line modeling, can strange land carry out BIM modelings, solve high-performance of the desktop BIM modeling softwares to computer
It is required that, the problem of purchase cost is high, installation is complicated.
The content of the invention
The defects of it is an object of the invention to overcome prior art, there is provided BIM line modelings method based on webpage and its
System.
To achieve the above object, the present invention uses following technical scheme：BIM line modeling methods based on webpage, it is described
Method includes：
Send graphics calculations request；
The request is received, and establishes the websocket of client and server；
The request is handled, and creates calculated examples；
Utilize the calculated examples generation model；
The model is fed back to client, and preserves the model.
Its further technical scheme is：The step of handling the request, and selecting and create calculated examples, including following tool
Body step：
Handle the conventional webpage in the request；
Select proxy server；
Create calculated examples；
The ID where Distributor is returned using websocket.
Its further technical scheme is：The step of using the calculated examples generation model, including step in detail below：
Executive editor operates, generation model grid-triangular facet；
BIM data are handled using calculated examples, binding model grid-triangular facet is set up, and obtains model.
Its further technical scheme is：BIM data are handled using calculated examples, binding model grid-triangular facet carries out group
Build, the step of obtaining model, including step in detail below：
B-rep solids are created using stretching or boolean operation, and create model curved surface, obtain 3D geometry kernels；
Set up and store BIM elements, BIM pels are used as using BIM elements；
According to model meshes-triangular facet, BIM projects are created from BIM elements, BIM projects are as BIM models.
Its further technical scheme is：The step of feeding back the model to client, and preserving the model, including it is following
Specific steps：
Utilize websocket feedback models to client；
The overall information of model and user profile are stored in database；
The file of model is stored in file server.
Its further technical scheme is：It is described to receive the request, and establish the websocket of client and server
After step, in addition to：
Judge whether the request is newly-built model request；
The request is handled if so, then entering, and creates calculated examples step；
If it is not, then sending the ID of request and particular model, download particular model and open, and model is carried out clear
Look at, check, edit operation, then the websocket by having connected feeds back to client, and preservation model.
Present invention also offers the BIM line modeling systems based on webpage, including transmitting element, establish unit, create it is single
Member, model generation unit and feedback unit；
The transmitting element, for sending graphics calculations request；
It is described to establish unit, for receiving the request, and establish the websocket of client and server；
The creating unit, for handling the request, and create calculated examples；
The model generation unit, for utilizing the calculated examples generation model；
The memory cell, for feeding back the model to client, and preserve the model.
Its further technical scheme is：The creating unit includes Web Page Processing module, selecting module, example creation module
And ID returns to module；
The Web Page Processing module, for handling the conventional webpage in the request；
The selecting module, for selecting proxy server；
The example creation module, for creating calculated examples；
The ID returns to module, for utilizing the ID where websocket return Distributors；
The model generation unit includes triangular facet generation module and sets up module；
The triangular facet generation module, operated for executive editor, generation model grid-triangular facet；
The establishment module, for being set up using calculated examples processing BIM data, binding model grid-triangular facet,
Obtain model.
Its further technical scheme is：The establishment module includes kernel acquisition module, BIM pels acquisition module and mould
Type acquisition module；
The kernel acquisition module, for creating B-rep solids using stretching or boolean operation, and model curved surface is created,
Obtain 3D geometry kernels；
The BIM pels acquisition module, for setting up and storing BIM elements, BIM pels are used as using BIM elements；
The model acquisition module, for according to model meshes-triangular facet, BIM projects, BIM items to be created from BIM elements
Mesh is as BIM models.
Its further technical scheme is：The memory cell includes model feedback module, data memory module and file
Memory module；
The model feedback module, for utilizing websocket feedback models to client；
The data memory module, for the overall information of model and user profile to be stored in database；
The file storage module, for the file of model to be stored in file server.
Compared with the prior art, the invention has the advantages that：The BIM line modeling methods based on webpage of the present invention, lead to
Cross webpage and send graphics calculations request, complete client connection using based on server of cloud platform, processing request is simultaneously
Calculated examples generation model and computation model are created, recycles database and file memory to be stored separately model and totally believe
In itself, and feedback model is realized to client and places the calculating in BIM modeling process for breath, user profile and model file
Server is handled and preserved beyond the clouds, in the case where possessing network, can implementation model transfer and BIM it is online
Modeling, can strange land carry out BIM modelings, solve desktop BIM modeling softwares to the high performance requirements of computer, purchase cost it is high,
The problem of complicated, is installed.
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings.
Brief description of the drawings
Fig. 1 is the flow chart for the BIM line modeling methods based on webpage that the specific embodiment of the invention one provides；
Fig. 2 is the selection that the specific embodiment of the invention one provides and the particular flow sheet for creating calculated examples；
Fig. 3 is the particular flow sheet using calculated examples generation model that the specific embodiment of the invention one provides；
Fig. 4 is the particular flow sheet for the acquisition model that the specific embodiment of the invention one provides；
Fig. 5 is the particular flow sheet for the preservation model that the specific embodiment of the invention one provides；
Fig. 6 is the flow chart for the BIM line modeling methods based on webpage that the specific embodiment of the invention two provides；
Fig. 7 is the structure chart for the BIM line modeling systems based on webpage that the specific embodiment of the invention one provides；
Fig. 8 is the structure chart for the creating unit that the specific embodiment of the invention one provides；
Fig. 9 is the structure chart for the model generation unit that the specific embodiment of the invention one provides；
Figure 10 is the structure chart for the establishment module that the specific embodiment of the invention one provides；
Figure 11 is the structure chart for the memory cell that the specific embodiment of the invention one provides；
Figure 12 is the structure chart for the BIM line modeling systems based on webpage that the specific embodiment of the invention two provides.
Embodiment
In order to more fully understand the technology contents of the present invention, technical scheme is entered with reference to specific embodiment
One step introduction and explanation, but it is not limited to this.
Specific embodiment as shown in Fig. 1~12, the BIM line modeling methods based on webpage that the present embodiment provides, can
During being used in strange land or operate BIM modelings together, realize and place the calculating in BIM modeling process and rendering
Server is handled and preserved beyond the clouds, in the case where possessing network, can implementation model transfer and BIM it is online
Modeling, can strange land carry out BIM modelings, solve desktop BIM modeling softwares to the high performance requirements of computer, purchase cost it is high,
The problem of complicated, is installed.
As shown in figure 1, present embodiments providing the BIM line modeling methods based on webpage, this method includes：
S1, send graphics calculations request；
S2, the request is received, and establish the websocket of client and server；
S3, the processing request, and create calculated examples；
S4, utilize the calculated examples generation model；
S5, the feedback model preserve the model to client.
For above-mentioned S1 steps, mobile terminal (client that i.e. user holds, can be computer or mobile phone etc.)
By log-on webpage, conventional web page content of navigating, can from database preference pattern, pass through webpage and send request and calculate figure
To cloud platform.
For above-mentioned S1 steps, there can be part limitation as client than computer using mobile phone as the function of client,
For example model can only be opened and browsed to mobile phone, simple editor can also be, still, computer can be created and edited entirely
Model.
Specifically, webpage sends the request of graphics calculations by way of instruction, instruction here include object and its
Attribute, position, quantity etc..
Completed for above-mentioned S2 steps to S5 steps based on server of cloud platform, meet any place, any
Time, the demand of any equipment operation BIM softwares, solve conventional desktop BIM modeling softwares to the high performance requirements of computer,
The problems such as purchase cost is high, installation is complicated.
Above-mentioned S2 steps are specifically that the front end Distributor in server is completed, and have received initial graphical user
After computation requests, the connection websocket of client and server is first established, the websocket includes client and service
Operation connection between device, is specifically included：The BIM models of cloud platform are checked, such as browse BIM models, operation editor's 3D models；Look into
See and navigate 3D models, UI control (toolbar, axle net) processing.
Establish after completing connection, it is also necessary to be distributed request, distribution request is at an available HTTP server
Manage conventional web page contents and create calculated examples.
Further, the step of above-mentioned S3 steps, handling the request, and selecting and create calculated examples, including
Step in detail below：
Conventional webpage in S31, the processing request；
S32, selection proxy server；
S33, create calculated examples；
S34, utilize the ID where websocket return Distributors.
For above-mentioned S31 steps, the conventional webpage in processing request, carry out HITML/JS's specifically to client
Webpage, and the webpage meets the requirement in request to webpage.In addition, also can to routine request for example web page navigation, model list,
Accounts information etc. carries out establishment processing.
For above-mentioned S32 steps, because proxy server (module for namely calculating and rendering) number is more, because
This, when establishing model according to request, it is necessary to select an idle proxy server to carry out calculating service.
For above-mentioned S33 steps, calculated examples are created, specifically create BME Serever Runner, please in foundation
Content is asked to carry out the processing of data and the establishment of model.
For above-mentioned S34 steps, the ID of Distributor is returned, that is, returns to specific driving and creates calculated examples institute
Server ID to client, when avoiding asking again, reacquire ID, cause ID to repeat and cause model creation to occur
Failure phenomenon, and again ask when need not obtain ID be advantageous to improve create efficiency.
Further, for above-mentioned S4 steps, the step of using the calculated examples generation model, including following tool
Body step：
S41, executive editor's operation, generation model grid-triangular facet；
S42, using calculated examples BIM data are handled, binding model grid-triangular facet set up, and obtains model.
For above-mentioned S41 steps, in graphics calculations request, the request of edit operation, executive editor behaviour can be all carried
Make, and 3D model manipulations, you can generation model grid-triangular facet, the model meshes-triangular facet are the basic of composition 3D models
Unit, the triangular facet being made up of three points, then 3D models are formed by different triangular facets, in other words, triangular facet is exactly geometry
Body, for example current model is chair, and triangular facet is then to determine chair geometrical body model, including the institute such as leg, backrest
There is geometrical body.
Further, for above-mentioned S42 steps, BIM data, binding model grid-three are handled using calculated examples
Edged surface is set up, the step of obtaining model, including step in detail below：
S421, B-rep solids, and establishment model curved surface are created using stretching or boolean operation, obtain 3D geometry kernels；
S422, establishment simultaneously store BIM elements, and BIM pels are used as using BIM elements；
S423, according to model meshes-triangular facet, BIM projects are created from BIM elements, BIM projects are as BIM models.
Above-mentioned 3D models are completed using BIM modelings, then are BIM models.
For above-mentioned S421 steps, the foundation of BIM models is 3D geometry kernels, therefore, is carried out to BIM models
, it is necessary to first obtain 3D geometry kernels during modeling, the geometric operation on all basic solids is all completed in 3D geometry kernel, such as
3D main bodys are showed by 3D kernels B-rep.
For above-mentioned S422 steps, BIM pels namely build the basic element of BIM models, such as door, window, wall etc.,
During BIM elements are set up, it is also necessary to which the classification and the hierarchical relationship of race, each BIM pels for keeping BIM elements have 2D/
3D geometric representation, BIM pels can be stored with the mode of curved surface (Tessellation).
For above-mentioned S423 steps, position is determined according to model meshes-triangular facet, will with reference to the BIM elements of foundation
BIM elements be correspondingly placed into model meshes-triangular facet determined by position, create into BIM projects, that is, integrate all BIM
Element, BIM models are obtained with this.
In other embodiment, as shown in fig. 6, the S2 steps, receive the request, and client and server are established
After the step of websocket, in addition to：
S6, judge whether the request is newly-built model request；
If so, then enter S3 steps；
S7, if it is not, then send request and particular model ID, download particular model simultaneously open, and to model carry out
Browse, check, edit operation, then the websocket by having connected feeds back to client, and preservation model.
In practice, it can be completed by the set of procedures of modeling in the API of BIM engines with the API of BIM engines
Modeling process, and BIM engines are based on built-up in server of cloud platform, receive client by websocket
Information (request of client), the API of conversion request to BIM engines, operation BIM engines are modeled, and obtain model information (bag
Containing curved surface and other information), return client with the websocket linkup transmits having built up.If original existing model, then
Upon receiving a request, particular model can be downloaded from file server, and be stored in internal memory, also model can be saved in number
According in storehouse, to establish the connection between client and server.Realize that to be all placed on cloud platform enterprising by all calculating and storage
Row processing and preservation, and client simply plays the part of the transmission of order and the effect of displaying, in any place for having network, use is any
Computer (ordinary desktop computer, common notebook, common Ipad, regular handset) can be completed to heavy BIM softwares calculating
It is required that meeting any place, any time, the demand of any equipment operation BIM softwares, it is soft to solve conventional desktop BIM modelings
Part to the high performance requirements of computer, purchase cost is high, installation is complicated the problems such as.
Further, for above-mentioned S5 steps, the model is fed back to client, and preserve the step of the model
Suddenly, including in detail below step：
S51, utilize websocket feedback models to client；
S52, the overall information of model and user profile be stored in database；
S53, the file of model is stored in file server.
Above-mentioned S51 steps, by the websocket feedback models established to client, the user of client can be with
Other operations such as access by websocket implementation models.
For above-mentioned S52 steps, database is used for the overall information for storing user profile and model, the purpose of database
Be easy for retrieving, by except model in itself in addition to the essential information such as such as title, specification and path be stored in database, then
Passage path finds model file, but without model in itself.
And for above-mentioned S53 steps, file server includes model file (a storage model file is in itself) and FTP takes
It is engaged in device, is opened with calculated examples when establishing model and computation model, and is used for calculated examples upload/download after model is established
Model file.
Storage model is in order to for asking that model is downloaded into agency from file memory by FTP during graphics calculations again
Server, and the position that model file is stored is sent to calculated examples, to establish the connection of calculated examples and client, is being connect
After receiving request, quickly calculated, improve modeling efficiency.
Separate database and file server storage model overall information, user profile and model file in itself, mainly
It is to be used to clearly dispatch path, accelerates model computing capability, if being all stored in database, can be led because model file is excessive
Cause scheduling and calculate slowly, separated database and file server can raising property in terms of data retrieval, backup, disaster tolerance
Energy and efficiency.
The above-mentioned BIM line modeling methods based on webpage, graphics calculations are sent by webpage and asked, are put down using based on cloud
The server of platform completes client connection, and processing asks simultaneously to create calculated examples generation model, recycle database with
And file memory is stored separately model overall information, user profile and model file in itself, and feedback model is to client,
Calculating in BIM modeling process is placed on cloud server and is handled and preserved by realization, in the case where possessing network, just
Can be achieved model transfer and BIM line modeling, can strange land carry out BIM modelings, solve desktop BIM modeling softwares to meter
The problem of high performance requirements of calculation machine, purchase cost are high, installation is complicated.
As shown in fig. 7, the present embodiment additionally provides the BIM line modeling systems based on webpage, it include transmitting element 1,
Establish unit 2, creating unit 3, model generation unit 4 and feedback unit 5.
Transmitting element 1, for sending graphics calculations request.
Unit 2 is established, for receiving the request, and establishes the websocket of client and server.
Creating unit 3, for handling the request, and create calculated examples.
Model generation unit 4, for utilizing the calculated examples generation model.
Memory cell 5, for feeding back the model to client, and preserve the model.
In mobile terminal (client that i.e. user holds, can be computer or mobile phone etc.) by log-on webpage, navigation
Conventional web page content, preference pattern, transmitting element 1 it can send request from database particular by webpage and calculate figure extremely
Cloud platform.
Can have a part limitation as client than computer using mobile phone as the function of client, for example, mobile phone can only open and
Model is browsed, simple editor can also be, still, computer can create and edit whole model.
Specifically, webpage sends the request of graphics calculations by way of instruction, instruction here include object and its
Attribute, position, quantity etc..
Above-mentioned establishes unit 2, creating unit 3, model generation unit 4 and feedback unit 5 based on cloud platform
In server, meet the needs of any place, any time, any equipment operation BIM softwares, solve conventional desktop BIM and build
Mould software to the high performance requirements of computer, purchase cost is high, installation is complicated the problems such as.
It is specifically in the front end Distributor in server to establish unit 2, and have received initial graphical user calculating please
After asking, the connection websocket of client and server is first established, the websocket includes between client and server
Operation connection, specifically include：The CAD of cloud platform is checked, 3D models of checking and navigate, UI controls (toolbar, axle net) processing.
Establish after completing connection, it is also necessary to be distributed request, distribution request is at an available HTTP server
Manage conventional web page contents and create calculated examples.
Further, above-mentioned creating unit 3 includes Web Page Processing module 31, selecting module 32, example creation module
33 and ID returns to module 34.
Web Page Processing module 31, for handling the conventional webpage in the request.
Selecting module 32, for selecting proxy server.
Example creation module 33, for creating calculated examples.
ID returns to module 34, for utilizing the ID where websocket return Distributors.
Conventional webpage in the processing request of Web Page Processing module 31, HITML/JS net is carried out specifically to client
Page, and the webpage meets the requirement in request to webpage.In addition, also can be to request such as web page navigation, model list, the account of routine
Family information etc. carries out establishment processing.
Because proxy server (module for namely calculating and rendering) number is more, therefore, established according to request
, it is necessary to select a proxy server to carry out calculating service using selecting module 32 during model.
Example creation module 33 creates calculated examples, specifically creates BME Serever Runner, according to request
Hold the processing for carrying out data and the establishment of model.
ID returns to the ID that module 34 returns to Distributor, is to return to the specific server for driving and creating where calculated examples
ID to client, when avoiding asking again, reacquire ID, cause ID to repeat and cause what failing occurred in model creation to show
As, and again ask when need not obtain ID be advantageous to improve create efficiency.
In addition, above-mentioned model generation unit 4 includes triangular facet generation module 41 and sets up module 42.
Triangular facet generation module 41, operated for executive editor, generation model grid-triangular facet.
Module 42 is set up, for being set up, being obtained using calculated examples processing BIM data, binding model grid-triangular facet
Modulus type.
In graphics calculations request, the request of edit operation, executive editor's operation, and 3D model manipulations can be all carried,
I.e. using the generation model grid of triangular facet generation module 41-triangular facet, the model meshes-triangular facet is the base for forming 3D models
Our unit, the triangular facet being made up of three points, then 3D models are formed by different triangular facets, in other words, triangular facet is exactly several
What shape etc., such as current model are chair, and triangular facet is then placed on which position, backrest for four legs of chair model
Which position is placed on, what the triangular facet that above-mentioned position is made up of three points determined.
Further, above-mentioned establishment module 42 include kernel acquisition module 421, BIM pels acquisition module 422 and
Model acquisition module 423.
Kernel acquisition module 421, for creating B-rep solids using stretching or boolean operation, and model curved surface is created, obtained
Take 3D geometry kernels.
BIM pels acquisition module 422, for setting up and storing BIM elements, BIM pels are used as using BIM elements.
Model acquisition module 423, for according to model meshes-triangular facet, BIM projects, BIM items to be created from BIM elements
Mesh is as BIM models.
Above-mentioned 3D models are completed using BIM modelings, then are BIM models.
Kernel acquisition module 421 is mainly the foundation -3D geometry kernels for creating BIM models, therefore, to BIM moulds
, it is necessary to first obtain 3D geometry kernels when type is modeled, the geometric operation on all basic solids is hided complete in 3D geometry kernels
Into, for example 3D main bodys show by 3D kernels B-rep.
BIM pels acquisition module 422 mainly creates BIM pels, and BIM pels namely build the substantially first of BIM models
Element, such as door, window, wall etc., during BIM elements are set up, it is also necessary to keep the classification of BIM elements and the level of race to close
System, each BIM pels have 2D/3D geometric representation, can store BIM pels with the mode of curved surface (Tessellation).
Model acquisition module 423 determines position according to model meshes-triangular facet, with reference to the BIM elements of foundation, by BIM members
Element be correspondingly placed into model meshes-triangular facet determined by position, create into BIM projects, that is, integrate all BIM elements,
BIM models are obtained with this.
In other embodiment, as shown in figure 12, above-mentioned system also includes request judging unit 6 and model computing unit
7, the request judging unit 6 is used to judge whether the request is newly-built model request；If so, then handling the request, and create
Build calculated examples.Above-mentioned model computing unit 7, for if it is not, then sending the ID of request and particular model, download to be specific
Model is simultaneously opened, and model is browsed, checked, edit operation, then the websocket by having connected feeds back to client
End, and preservation model.
, can be by the set of procedures of modeling in the API of BIM engines in practice, that is, model generation unit 4 collects
Into in the API in BIM engines, modeling process is completed with the API of BIM engines, and BIM engines are to be based on server of cloud platform
It is interior built-up, receive the information (request of client) of client, conversion request to BIM engines by websocket
API, operation BIM engines are modeled, and model information (comprising curved surface and other information) are obtained, with what is had built up
Websocket linkup transmits return client., then upon receiving a request, can be by particular model from text if original existing model
Download, and be stored in internal memory in part server, model can be also saved in database, with establish client and server it
Between connection.Realize and all calculating and storage are all placed in cloud platform and are handled and preserved, and client is simply played the part of
The transmission of order and the effect of displaying, in any place for having network, with any computer (ordinary desktop computer, common notebook,
Common Ipad, regular handset) requirement to heavy BIM softwares calculating can be completed, meet any place, any time, appoint
The demand of what equipment operation BIM software, solve conventional desktop BIM modeling softwares to the high performance requirements of computer, buying into
The problems such as this height, complicated installation.
Further, above-mentioned memory cell 5 is deposited including model feedback module 51, data memory module 52 and file
Store up module 53.
Model feedback module 51, for utilizing websocket feedback models to client.
Data memory module 52, for the overall information of model and user profile to be stored in database.
File storage module 53, for the file of model to be stored in file server.
For model feedback module 51 by the websocket feedback models established to client, the user of client can be with
Other operations such as access by websocket implementation models.
The overall information of model and user profile are mainly stored in database by data memory module 52, database
For storing the overall information of user profile and model, the purpose of database is easy for retrieving, by except model in itself in addition to
The essential informations such as such as title, specification and path are stored in database, then passage path finds model file, but do not have mould
Type is in itself.
File storage module 53 is that the file of model is stored in file server, and file server includes model file
(a storage model file is in itself) and ftp server, are opened when establishing model and computation model with calculated examples, and based on
Calculate example upload/download model file after model is established.
Separate database and file server storage model overall information, user profile and model file in itself, mainly
It is to be used to clearly dispatch path, accelerates model computing capability, if being all stored in database, can be led because model file is excessive
Cause scheduling and calculate slowly, separated database and file server can raising property in terms of data retrieval, backup, disaster tolerance
Energy and efficiency.
The above-mentioned BIM line modeling systems based on webpage, graphics calculations are sent by webpage and asked, are put down using based on cloud
The server of platform completes client connection, and processing asks simultaneously to create calculated examples generation model, recycle database with
And file memory is stored separately model overall information, user profile and model file in itself, and feedback model is to client,
Calculating in BIM modeling process is placed on cloud server and is handled and preserved by realization, in the case where possessing network, just
Can be achieved model transfer and BIM line modeling, can strange land carry out BIM modelings, solve desktop BIM modeling softwares to meter
The problem of high performance requirements of calculation machine, purchase cost are high, installation is complicated.
The above-mentioned technology contents that the present invention is only further illustrated with embodiment, in order to which reader is easier to understand, but not
Represent embodiments of the present invention and be only limitted to this, any technology done according to the present invention extends or recreation, by the present invention's
Protection.Protection scope of the present invention is defined by claims.
Claims (10)
1. the BIM line modeling methods based on webpage, it is characterised in that methods described includes：
Send graphics calculations request；
The request is received, and establishes the websocket of client and server；
The request is handled, and creates calculated examples；
Utilize the calculated examples generation model；
The model is fed back to client, and preserves the model.
2. the BIM line modeling methods according to claim 1 based on webpage, it is characterised in that the request is handled, and
The step of selection and establishment calculated examples, including step in detail below：
Handle the conventional webpage in the request；
Select proxy server；
Create calculated examples；
The ID where Distributor is returned using websocket.
3. the BIM line modeling methods according to claim 1 based on webpage, it is characterised in that calculated in fact using described
The step of example generation model, including step in detail below：
Executive editor operates, generation model grid-triangular facet；
BIM data are handled using calculated examples, binding model grid-triangular facet is set up, and obtains model.
4. the BIM line modeling methods according to claim 3 based on webpage, it is characterised in that at calculated examples
BIM data are managed, binding model grid-triangular facet set up, the step of obtaining model, including step in detail below：
B-rep solids are created using stretching or boolean operation, and create model curved surface, obtain 3D geometry kernels；
Set up and store BIM elements, BIM pels are used as using BIM elements；
According to model meshes-triangular facet, BIM projects are created from BIM elements, BIM projects are as BIM models.
5. the BIM line modeling methods according to claim 4 based on webpage, it is characterised in that feed back the model extremely
Client, and the step of preserve the model, including step in detail below：
Utilize websocket feedback models to client；
The overall information of model and user profile are stored in database；
The file of model is stored in file server.
6. the BIM line modeling methods according to claim 5 based on webpage, it is characterised in that please described in the reception
After the step of asking, and establishing the websocket of client and server, in addition to：
Judge whether the request is newly-built model request；
The request is handled if so, then entering, and creates calculated examples step；
If it is not, then sending the ID of request and particular model, download particular model and open, and model is browsed, looked into
See, edit operation, then the websocket by having connected feeds back to client, and preservation model.
7. the BIM line modeling systems based on webpage, it is characterised in that including transmitting element, establish unit, creating unit, mould
Type generation unit and feedback unit；
The transmitting element, for sending graphics calculations request；
It is described to establish unit, for receiving the request, and establish the websocket of client and server；
The creating unit, for handling the request, and create calculated examples；
The model generation unit, for utilizing the calculated examples generation model；
The memory cell, for feeding back the model to client, and preserve the model.
8. the BIM line modeling systems according to claim 7 based on webpage, it is characterised in that the creating unit bag
Include Web Page Processing module, selecting module, example creation module and ID and return to module；
The Web Page Processing module, for handling the conventional webpage in the request；
The selecting module, for selecting proxy server；
The example creation module, for creating calculated examples；
The ID returns to module, for utilizing the ID where websocket return Distributors；
The model generation unit includes triangular facet generation module and sets up module；
The triangular facet generation module, operated for executive editor, generation model grid-triangular facet；
The establishment module, for being set up, being obtained using calculated examples processing BIM data, binding model grid-triangular facet
Model.
9. the BIM line modeling systems according to claim 8 based on webpage, it is characterised in that the establishment module bag
Include kernel acquisition module, BIM pels acquisition module and model acquisition module；
The kernel acquisition module, for creating B-rep solids using stretching or boolean operation, and model curved surface is created, obtained
3D geometry kernels；
The BIM pels acquisition module, for setting up and storing BIM elements, BIM pels are used as using BIM elements；
The model acquisition module, for according to model meshes-triangular facet, BIM projects being created from BIM elements, BIM projects are made
For BIM models.
10. the BIM line modeling systems according to claim 9 based on webpage, it is characterised in that the memory cell bag
Include model feedback module, data memory module and file storage module；
The model feedback module, for utilizing websocket feedback models to client；
The data memory module, for the overall information of model and user profile to be stored in database；
The file storage module, for the file of model to be stored in file server.
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| CN108074274A (en) * | 2017-12-26 | 2018-05-25 | 深圳拎得清软件有限公司 | BIM model real-time rendering method and devices based on browser |
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| CN111814221B (en) * | 2020-07-10 | 2024-05-07 | 国网四川电力送变电建设有限公司 | Soil and stone excavation and filling amount calculation method and platform based on webpage |
| CN113377536B (en) * | 2021-06-09 | 2023-11-24 | 中国电子信息产业集团有限公司第六研究所 | Grid generation system and method |
| CN113377536A (en) * | 2021-06-09 | 2021-09-10 | 中国电子信息产业集团有限公司第六研究所 | Grid generation system and method |
| CN114138385A (en) * | 2021-11-08 | 2022-03-04 | 深圳供电局有限公司 | BIM model display method and device, computer equipment and storage medium |
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Application publication date: 20171208 |