CN106373188A - Method and system for generating underground pipe network three-dimensional model - Google Patents
Method and system for generating underground pipe network three-dimensional model Download PDFInfo
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Abstract
The invention discloses a method and a system for generating an underground pipe network three-dimensional model. The method comprises steps that spatial reference of the two-dimensional pipe network data is determined; an origin position of the earth area data is acquired; according to the origin position and dissection dimensions, the earth area data is divided into multiple grid areas; unique identification coding for each grid area is carried out; the three-dimensional pipe network data corresponding to the two-dimensional pipe network data is generated; multiple tile codes corresponding to multiple grid areas corresponding to a to-be-drafted area are acquired, and the to-be-drafted three-dimensional pipe network data is determined; the underground pipe network three-dimensional model is drafted according to a tile code set and the to-be-drafted three-dimensional pipe network data; the to-be-updated two-dimensional pipe network data is acquired; corresponding tile codes are determined; the corresponding to-be-updated three-dimensional pipe network data is determined; the data corresponding to the tile codes of the pipe network three-dimensional model is updated, and the updated underground pipe network three-dimensional model is acquired. Through the method, the underground pipe network three-dimensional model can be automatically and timely generated and updated.
Description
Technical field
The present invention relates to underground pipe network management technique field, more particularly to a kind of generation side of underground pipe network threedimensional model
Method and system.
Background technology
In recent years, taking place frequently with domestic city underground pipe network accident, various circles of society get over to the safety of Urban Buried Pipeline Network
More to pay close attention to, how to ensure that Urban Buried Pipeline Network has become as safely the problem of governments at all levels' urgent need to resolve.Show skill with two dimension
Art is compared, and three-dimensional simulation technique has the features such as distribution of object, position, shape in the space that truly reflects reality, and it is used for
Complex distribution, miscellaneous Urban Buried Pipeline Network field, by for ensure Urban Buried Pipeline Network safely provide strong
Support.
Domestic and international at present, the Data Source of underground pipe network three-dimensional artificial is all to detect, by mapping worker field operation, two obtaining
Dimension pipe network data.When underground pipe network threedimensional model generates, except the texture of different tubings is different, embedding manner is different outer, pipeline
Point pattern also assumes variation, such as: circle well, Fang Jing, various different equipment, elbow, threeway etc..Underground pipe network threedimensional model
Generation typically adopt pregenerated mode, that is, will be generated in advance for underground pipe network threedimensional model by program, then applying
It is loaded directly into during system operation calling；When the two-dimentional three-dimensional pipe network data having certain geographic area updates, then take in region
Originally all pipe network in three-dimensional model datas are deleted, then by this region after updating all two-dimentional three-dimensional pipe network data re-start pre-
Generate threedimensional model, then reload when application system is run and call, not only efficiency is low for this mode, is unfavorable for buried pipe
The renewal of net threedimensional model, and after not enabling two-dimentional pipe network data renewal, corresponding three-dimensional pipe network model in application system
Also can automatically, update in real time.Therefore, how to solve the problems, such as that current underground pipe network threedimensional model can not automatically and real-time update
It is those skilled in the art's urgent problem.
Content of the invention
It is an object of the invention to provide a kind of generation method of underground pipe network threedimensional model and system, to reduce in buried pipe
The complexity of pipe network data type is analyzed in real time, it is to avoid because the pipe that traditional data update mode causes when net threedimensional model generates
The net three-dimensional modeling data situation inconsistent with two-dimentional pipe network data, realizes underground pipe network threedimensional model automatically, update in real time.
For achieving the above object, the invention provides a kind of generation method of underground pipe network threedimensional model, comprising:
Obtain two-dimentional pipe network data；
According to described two dimension pipe network data, determine the georeferencing of described two dimension pipe network data；
According to described georeferencing, obtain the origin position of earth area data；
According to described origin position and subdivision size, described earth area data is divided into multiple grid area；
Each described grid area is carried out with unique mark coding, obtains tiles code；
According to described tiles code, described two dimension pipe network data is generated corresponding three-dimensional pipe network data；
The corresponding multiple grid area of drawing area are treated in acquisition, determine that the corresponding multiple tiles of the plurality of grid area are compiled
Code, the plurality of tiles code is built into tiles code set；
Treat drawing area corresponding tiles code set according to described, determination is corresponding with this tiles code set to be waited to draw
Three-dimensional pipe network data；
Treat drawing area corresponding tiles code set and described three-dimensional pipe network data to be drawn according to described, draw ground
Lower pipe network threedimensional model；
Obtain two dimension pipe network data to be updated；
Determine and the described two dimension corresponding tiles code of pipe network data to be updated；
Determine to be updated three-dimensional pipe network data corresponding with described corresponding tiles code；
According to the described two dimension corresponding tiles code of pipe network data to be updated and described three-dimensional pipe network data to be updated, update
In described underground pipe network threedimensional model to should tiles code data, obtain update after underground pipe network threedimensional model.
Optionally, described two dimension pipe network data is generated corresponding three-dimensional pipe network data, specifically include: to described two dimension pipe
Network data carries out georeferencing setting, field is correspondingly arranged, pipeline texture is arranged, well texture is arranged, pipeline embedding manner is arranged,
Altitude data model is arranged.
Optionally, described three-dimensional pipe network data includes line sections data, common pipeline point data, equipment point data, connection
Point data and well data；Described line sections data includes line sections initial point position, line sections terminating point position, caliber and buries
If mode；Described common pipeline point data includes point pipeline position；Described equipment point data includes equipment point position, equipment point side
To vector point coordinates and device model；Described junction point data includes junction point position and junction point direction；Described well packet
Include well location put, well shape and the well depth of burying.
Optionally, described acquisition two-dimentional pipe network data to be updated, specifically includes:
Obtain peration data in real time；
Determine the corresponding tiles code of described peration data；
Former two dimension pipe network data corresponding with described tiles code is extracted according to described tiles code；
Described former two dimension pipe network data is replaced with described peration data；
Determine that the two-dimentional pipe network data after replacing is two dimension pipe network data to be updated.
Optionally, described acquisition two-dimentional pipe network data to be updated, specifically includes:
Obtain detection data；
Determine the corresponding tiles code of described detection data；
Former two dimension pipe network data corresponding with described tiles code is extracted according to described tiles code；
Merge described detection data and described former two dimension pipe network data；
Determine that the two-dimentional pipe network data after merging is two dimension pipe network data to be updated.
Present invention also offers a kind of generation system of underground pipe network threedimensional model, comprising:
Two-dimentional pipe network data acquisition module, for obtaining two-dimentional pipe network data；
Georeferencing setting module, for according to described two dimension pipe network data, determining the space of described two dimension pipe network data
Reference；
Origin position setting module, for according to described georeferencing, obtaining the origin position of earth area data；
Region division module, for according to described origin position and subdivision size, described earth area data being divided into
Multiple grid area；
Coding module, for each described grid area is carried out with unique mark coding, obtains tiles code；
Three-dimensional pipe network data generation module, for according to described tiles code, described two dimension pipe network data being generated and corresponding to
Three-dimensional pipe network data；
Coding read module, treats the corresponding multiple grid area of drawing area for obtaining, determines the plurality of grid area
The corresponding multiple tiles codes in domain, the plurality of tiles code is built into tiles code set；
Three-dimensional pipe network data determining module, for treating drawing area corresponding tiles code set according to described, determine with
The corresponding three-dimensional pipe network data to be drawn of this tiles code set；
Drafting module, for treating drawing area corresponding tiles code set and described three-dimensional tube to be drawn according to described
Network data, draws underground pipe network threedimensional model；
Two dimension pipe network data acquisition module to be updated, for obtaining two dimension pipe network data to be updated；
Coding determining module, for determining and the two dimension corresponding tiles code of pipe network data to be updated；
Three-dimensional pipe network data determining module to be updated, for determining and described corresponding tiles code corresponding to be updated three
Dimension pipe network data；
Model modification module, for according to the described two dimension corresponding tiles code of pipe network data and described to be updated to be updated
Three-dimensional pipe network data, update described underground pipe network threedimensional model in should tiles code data, obtain update after underground
Pipe network in three-dimensional model.
The specific embodiment being provided according to the present invention, the invention discloses following technique effect: the underground that the present invention provides
According to two-dimentional pipe network data georeferencing, origin position and subdivision size in the generation system and method for pipe network in three-dimensional model, will
Earth area data is divided into multiple grid area, and each described grid area is carried out with unique mark coding, obtains tile and compiles
Code, obtains and two-dimentional pipe network data corresponding three-dimensional pipe network data according to tiles code, using this three-dimensional pipe network data as drafting
The data source of underground pipe network threedimensional model.Due to having carried out respective regions coding for three-dimensional pipe network data in the application, having made every
Individual grid area has unique tiles code, therefore, when underground pipe network data updates, as long as determining its place grid area
Tiles code, you can individually update the underground pipe network data model of this grid area, and for other regions affected
Also adaptive renewal can be obtained.This reduces and when underground pipe network threedimensional model generates, analyze pipe network data type in real time
Complexity.And the present invention be by inquire about tiles code by way of obtain corresponding with this tiles code two dimension pipe network data and
Three-dimensional pipe network data, so avoids pipe network in three-dimensional model data and the two dimension pipe network causing because of traditional data update mode
The inconsistent situation of data it is achieved that pipe network in three-dimensional model automatically, update in real time.For three-dimensional pipe network data in grid area
Same pipe network submodel, can be generated in the way of using multiplexing, decrease the consumption of internal memory, improve underground pipe network three-dimensional mould
The efficiency that type generates.And the generation method of the present invention simply it is easy to understand, is easily realized；Can be effectively to complicated city ground
Lower pipe network carries out real-time, automatic 3 D rendering, is suitable in the field penetration and promotion of Urban Buried Pipeline Network three-dimensional artificial.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
Need use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only the present invention some enforcement
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these accompanying drawings
Obtain other accompanying drawings.
The flow chart of the generation method of the underground pipe network threedimensional model that Fig. 1 provides for the present invention；
The generation system architecture diagram of the underground pipe network threedimensional model that Fig. 2 provides for the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
It is an object of the invention to provide a kind of generation method of underground pipe network threedimensional model and system, to reduce in buried pipe
The complexity of pipe network data type is analyzed in real time, it is to avoid because the pipe that traditional data update mode causes when net threedimensional model generates
The net three-dimensional modeling data situation inconsistent with two-dimentional pipe network data, realizes underground pipe network threedimensional model automatically, update in real time.
Understandable for enabling the above objects, features and advantages of the present invention to become apparent from, below in conjunction with the accompanying drawings and specifically real
The present invention is further detailed explanation to apply mode.
As shown in figure 1, the generation method of the underground pipe network threedimensional model of the present invention, comprising:
Step 101: obtain two-dimentional pipe network data；
Step 102: according to two-dimentional pipe network data, determine the georeferencing of two-dimentional pipe network data；
Step 103: according to georeferencing, obtain the origin position of earth area data；
Step 104: according to origin position and subdivision size, earth area data is divided into multiple grid area；
Step 105: each grid area is carried out with unique mark coding, obtains tiles code；
Step 106: according to tiles code, two-dimentional pipe network data is generated corresponding three-dimensional pipe network data；
Step 107: obtain and treat the corresponding multiple grid area of drawing area, determine corresponding multiple watts of multiple grid area
Piece encodes, and multiple tiles codes are built into tiles code set；
Step 108: according to treating drawing area corresponding tiles code set, determine that tiles code set is corresponding treats with this
The three-dimensional pipe network data drawn；
Step 109: according to treating drawing area corresponding tiles code set and three-dimensional pipe network data to be drawn, draw ground
Lower pipe network threedimensional model；
Step 110: obtain two dimension pipe network data to be updated；
Step 111: determine and the two dimension corresponding tiles code of pipe network data to be updated；
Step 112: determine to be updated three-dimensional pipe network data corresponding with corresponding tiles code；
Step 113: according to the two dimension corresponding tiles code of pipe network data to be updated and three-dimensional pipe network data to be updated, update
In described underground pipe network threedimensional model to should tiles code data, obtain update after underground pipe network threedimensional model.
According to two-dimentional pipe network data georeferencing, origin position and subdivision size in the present embodiment, by earth area data
It is divided into multiple grid area, each described grid area is carried out with unique mark coding, obtain tiles code, compiled according to tile
Code obtains and two-dimentional pipe network data corresponding three-dimensional pipe network data, using this three-dimensional pipe network data as drafting underground pipe network three-dimensional mould
The data source of type.Due to having carried out respective regions coding for three-dimensional pipe network data in the application, so that each grid area is had
Unique tiles code, therefore, when underground pipe network data updates, as long as determine the tiles code of its place grid area, that is,
The underground pipe network data model of this grid area can individually be updated, and also can obtain adaptability for other regions affected
Renewal.This reduces the complexity analyzing pipe network data type when underground pipe network threedimensional model generates in real time.And this
Invention is to obtain two dimension pipe network data corresponding with this tiles code and three-dimensional pipe network data by way of inquiring about tiles code,
So avoid because the pipe network in three-dimensional model data that causes of traditional data update mode is inconsistent with two dimension pipe network data
Situation it is achieved that pipe network in three-dimensional model automatically, update in real time.For same pipe network of three-dimensional pipe network data in grid area
Model, can be generated in the way of using multiplexing, decrease the consumption of internal memory, improve the effect of underground pipe network threedimensional model generation
Rate.
In the present embodiment, from unlike other embodiment, two-dimentional pipe network data is generated corresponding three-dimensional pipe network data
Step specifically include: georeferencing setting is carried out to two-dimentional pipe network data, field is correspondingly arranged, pipeline texture setting, well stricture of vagina
Reason setting, the setting of pipeline embedding manner, altitude data model setting.Wherein, three-dimensional pipe network data includes line sections data, common
Pipeline point data, equipment point data, connection point data and well data；Line sections data includes line sections initial point position, pipeline
Section terminating point position, caliber and embedding manner；Common pipeline point data includes point pipeline position；Equipment point data includes equipment
Point position, equipment point direction vector point coordinates and device model；Junction point data includes junction point position and junction point direction；Well
Data include well location put, well shape and the well depth of burying.In the stage of drafting, obtained according to the corresponding grid area of tiles code
Corresponding three-dimensional pipe network data, further according to the three-dimensional pipe network data arranging using the modeling rendering underground pipe network three-dimensional mould matching
Type, which reduces the complexity analyzing pipe network data type when underground pipe network threedimensional model generates in real time, improves underground
The efficiency of pipe network in three-dimensional modeling rendering.
After two-dimentional pipe network data updates, the generation system of the present invention can be according to generation method automatically to pipe network in three-dimensional model
Data is updated.Data for underground pipe network threedimensional model updates, and carries out following explanation:
The present invention is directed to the particularity of underground pipe network, underground pipe network threedimensional model is updated and is divided into two types: Yi Zhongshi
Based on the operated real-time update of the two-dimentional pipe network data before updating, that is, by two-dimentional pipe network data in two dimensional application system
Carry out real-time operation to update, real-time operation mainly includes increasing newly, deletes, changes；Another kind is again to enter for a certain region
Real-time update after row pipeline detection.
Based on update before two-dimentional pipe network data operated real-time update, in the present embodiment, with other embodiment not
Same is to obtain two dimension pipe network data step to be updated to specifically include:
Obtain peration data in real time；
Determine the corresponding tiles code of peration data；
Former two dimension pipe network data corresponding with tiles code is extracted according to tiles code；
Former two dimension pipe network data is replaced with peration data；
Determine that the two-dimentional pipe network data after replacing is two dimension pipe network data to be updated.
In operated real-time update based on the two-dimentional pipe network data before updating, data to be updated includes newly-increased data, deletes
Except data and modification data, wherein, the renewal step of (1) described newly-increased data specifically includes: obtains the two of newly-increased pipe network data
Dimension pipe network data grid area；Determine the two-dimentional corresponding tiles code of pipe network data grid area, it is right to update according to tiles code
The three-dimensional pipe network data answered, according to the corresponding part of the three-dimensional pipe network data modification underground pipe network threedimensional model after updating；If
To other pipe point data, such as legacy data is two-way to newly-increased data influence, because the starting point of newly-increased data or termination
Point is this point pipeline, then this pipe point may be changed into threeway, need to update the pipe point data having influence on simultaneously.(2) delete number
According to renewal step specifically include: obtain pipe network data to be deleted corresponding tiles code；Delete tiles code corresponding three
Dimension pipe network data；According to the three-dimensional pipe network data after deleting, change the corresponding part of described underground pipe network threedimensional model；And will delete
The data removed is recorded, and represents and has deleted, changes the point pipeline related data being connected with this line sections simultaneously.(3) change
The renewal step of data specifically includes: obtains the corresponding tiles code of amended pipe network data；Obtain underground pipe network three-dimensional mould
Former three-dimensional pipe network data corresponding with this tiles code in type；Former three-dimensional pipe network data is replaced with amended pipe network data,
The corresponding part of modification underground pipe network threedimensional model；Change the pipeline point data having influence on simultaneously, and stored.
Re-start the data after pipeline detection for a certain region to update, in the present embodiment, with other embodiment not
Same is to obtain two-dimentional pipe network data step to be updated to specifically include:
Obtain detection data；
Determine the corresponding tiles code of detection data；
Former two dimension pipe network data corresponding with tiles code is extracted according to tiles code；
Merge detection data and former two dimension pipe network data；
Determine that the two-dimentional pipe network data after merging is two dimension pipe network data to be updated.
In the present embodiment, the pipeline data (referred to as updating the data) again detecting is with respect to the former pipeline data before detecting
(referred to as initial data), its data has four types: newly-increased data, the data deleted, the data of modification, original data.
The data of wherein modification has two types, the data of the data of attribute data modification and geometric data modification again, repaiies for geometry
The data that changes is actual to be equal to and is deleted the data before being modified and increased newly amended data, therefore by geometry
The data of modification is decomposed into the data of deletion and newly-increased data.The data of so modification is only left the data of attribute modification.Cause
This updates the data has following four type with respect to initial data: newly-increased data, deletion data, modification data (only refer to attribute number
According to modification), legacy data.These four categorical datas are entered according to the pipe network data grid area of three-dimensional pipe network database purchase
Row region division, and the data after dividing is recorded, automatically carried out according to the corresponding tiles code of subregion after dividing
The renewal of data.It is handled as follows for above-mentioned four kinds of data cases: the renewal step that (1) increases detection data newly is specifically wrapped
Include: obtain the three-dimensional pipe network data grid area of newly-increased detection data；Obtain the corresponding tile of three-dimensional pipe network data grid area
Coding, according to tiles code corresponding three-dimensional pipe network data, changes the corresponding part of underground pipe network threedimensional model；(2) delete and visit
Survey the renewal of data: obtain the corresponding tiles code deleting detection data；Delete tiles code corresponding three-dimensional pipe network data；
According to the three-dimensional pipe network data after deleting, the corresponding part of modification underground pipe network threedimensional model；(3) modification detection data updates:
Obtain the corresponding tiles code of modification detection data；The attribute modification of corresponding for tiles code former three-dimensional pipe network data is to repair
Change the attribute of detection data.
Another object of the present invention there is provided a kind of generation system of underground pipe network threedimensional model, as shown in Fig. 2 described life
One-tenth system includes:
Two-dimentional pipe network data acquisition module 201, for obtaining two-dimentional pipe network data；
Georeferencing setting module 202, for according to two-dimentional pipe network data, determining the georeferencing of two-dimentional pipe network data；
Origin position setting module 203, for according to georeferencing, obtaining the origin position of earth area data；
Region division module 204, for according to origin position and subdivision size, earth area data being divided into multiple lattice
Subregion；
Coding module 205, for each grid area is carried out with unique mark coding, obtains tiles code；
Three-dimensional pipe network data generation module 206, for according to tiles code, two-dimentional pipe network data being generated corresponding three-dimensional
Pipe network data；
Coding read module 207, treats the corresponding multiple grid area of drawing area for obtaining, determines multiple grid area
Corresponding multiple tiles code, multiple tiles codes are built into tiles code set；
Three-dimensional pipe network data determining module 208, for according to treating drawing area corresponding tiles code set, determining and being somebody's turn to do
The corresponding three-dimensional pipe network data to be drawn of tiles code set；
Drafting module 209, treats drawing area corresponding tiles code set and three-dimensional tube netting index to be drawn for basis
According to drafting underground pipe network threedimensional model；
Two dimension pipe network data acquisition module 210 to be updated, for obtaining two dimension pipe network data to be updated；
Coding determining module 211, for determining and the two dimension corresponding tiles code of pipe network data to be updated；
Three-dimensional pipe network data determining module 212 to be updated, for determining corresponding with corresponding tiles code to be updated three
Dimension pipe network data；
Model modification module 213, for according to the two dimension corresponding tiles code of pipe network data to be updated and three-dimensional to be updated
Pipe network data, update in underground pipe network threedimensional model to should tiles code data, the underground pipe network obtaining after updating is three-dimensional
Model.
The underground pipe network three-dimensional generation system that the present embodiment provides realizes underground pipe network three-dimensional mould by above-mentioned multiple modules
The generation of type.For the renewal of data, the system adopts two dimension pipe network data acquisition module to be updated to obtain two dimension pipe to be updated
Network data, coding determining module determines and the two dimension corresponding tiles code of pipe network data to be updated, three-dimensional pipe network data to be updated
Determining module determines to be updated three-dimensional pipe network data corresponding with corresponding tiles code, and model modification module is according to be updated two
The dimension corresponding tiles code of pipe network data and three-dimensional pipe network data to be updated, updates in underground pipe network threedimensional model to should tile
The data of coding, obtains the underground pipe network threedimensional model after updating.Drafting module in the system is to utilize software
Openscengraph or software directx is according to the corresponding line sections of three-dimensional pipe network data real-time rendering getting in real time
With pipeline point model, ultimately form underground pipe network threedimensional model.Achieve and obtain data in real time, real-time generation model, in real time more
The function of new model.
In the present embodiment, as a kind of optional embodiment, three-dimensional pipe network data includes line sections data, common tube
Line point data, equipment point data, connection point data and well data；Line sections data includes line sections initial point position, line sections
Terminating point position, caliber and embedding manner；Common pipeline point data includes point pipeline position and embedding manner；Equipment point data
Including equipment point position, equipment point direction vector point coordinates and device model；Junction point data includes junction point position and connection
Point direction；Well data include well location put, well shape and the well depth of burying.In the stage of drafting, according to the corresponding lattice of tiles code
Subregion obtains corresponding three-dimensional pipe network data, further according to the three-dimensional pipe network data arranging using the modeling rendering underground matching
Pipe network in three-dimensional model, which reduces the complexity analyzing pipe network data type when underground pipe network threedimensional model generates in real time,
Improve the efficiency of underground pipe network threedimensional model drafting.
Understandable for enabling the above objects, features and advantages of the present invention to become apparent from, with reference to specific embodiment
The present invention is further detailed explanation.
In the generation system of the underground pipe network threedimensional model of the present embodiment, two-dimentional pipe network data acquisition module 201 obtains
Two-dimentional pipe network data determine the georeferencing of two-dimentional pipe network data by georeferencing setting module 202, then by origin position
Setting module 203 obtain earth area data origin position, region division module 204 according to origin position and subdivision size,
Earth area data is divided into multiple grid area, coding module 205 carries out unique mark coding to each grid area, obtains
Tiles code, three-dimensional pipe network data generation module 206 to two-dimentional pipe network data corresponding georeferencing, field corresponding relation,
Line sections texture, well texture, point pipeline device model and digital elevation model etc. carry out data setting, and setting completed for data
Afterwards, generate three-dimensional pipe network data；Coding read module 207 obtains treats the corresponding multiple grid area of drawing area, determines multiple
The corresponding multiple tiles codes of grid area, multiple tiles codes are built into tiles code set, and three-dimensional pipe network data determines
Module 208, according to treating drawing area corresponding tiles code set, determines corresponding with this tiles code set to be drawn three
Dimension pipe network data, drafting module 209 according to treating drawing area corresponding tiles code set and three-dimensional pipe network data to be drawn,
Draw underground pipe network threedimensional model.Achieve real-time, the automatic drafting of underground pipe network threedimensional model.Specifically, in the present embodiment
Drawn using software openscengraph or software directx, three-dimensional pipe network data is deposited in the form of json packet
Storage, and json packet divided according to the corresponding grid area of tiles code, make json packet contain multiple not
The json subdata bag of same type.The tiles code of the required drawing area being sent according to drafting module 209 reads mould to coding
Block 207, three-dimensional pipe network data determining module 208 determines corresponding json according to the tiles code that coding read module 207 reads
Subdata bag；Then parse json subdata bag, obtain the correlation generating line sections, point pipeline, device model, well, two-way etc.
Data and corresponding texture, are finally organized into the data form required for final drafting, such as .osg form or .x file, make
Drawn with software openscengraph or software directx.
In this specification, each embodiment is described by the way of going forward one by one, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.For system disclosed in embodiment
For, because it corresponds to the method disclosed in Example, so description is fairly simple, say referring to method part in place of correlation
Bright.
Specific case used herein is set forth to the principle of the present invention and embodiment, the saying of above example
Bright it is only intended to help and understands the method for the present invention and its core concept；Simultaneously for one of ordinary skill in the art, foundation
The thought of the present invention, all will change in specific embodiments and applications.In sum, this specification content is not
It is interpreted as limitation of the present invention.
Claims (8)
1. a kind of generation method of underground pipe network threedimensional model is it is characterised in that include:
Obtain two-dimentional pipe network data；
According to described two dimension pipe network data, determine the georeferencing of described two dimension pipe network data；
According to described georeferencing, obtain the origin position of earth area data；
According to described origin position and subdivision size, described earth area data is divided into multiple grid area；
Each described grid area is carried out with unique mark coding, obtains tiles code；
According to described tiles code, described two dimension pipe network data is generated corresponding three-dimensional pipe network data；
The corresponding multiple grid area of drawing area are treated in acquisition, determine the corresponding multiple tiles codes of the plurality of grid area,
The plurality of tiles code is built into tiles code set；
Treat drawing area corresponding tiles code set according to described, determine corresponding with this tiles code set to be drawn three
Dimension pipe network data；
Treat drawing area corresponding tiles code set and described three-dimensional pipe network data to be drawn according to described, draw buried pipe
Net threedimensional model；
Obtain two dimension pipe network data to be updated；
Determine and the described two dimension corresponding tiles code of pipe network data to be updated；
Determine to be updated three-dimensional pipe network data corresponding with described corresponding tiles code；
According to the described two dimension corresponding tiles code of pipe network data to be updated and described three-dimensional pipe network data to be updated, update described
In underground pipe network threedimensional model to should tiles code data, obtain update after underground pipe network threedimensional model.
2. underground pipe network threedimensional model according to claim 1 generation method it is characterised in that described by described two dimension
Pipe network data generates corresponding three-dimensional pipe network data, specifically includes: carries out georeferencing setting, word to described two dimension pipe network data
Section is correspondingly arranged, pipeline texture is arranged, well texture is arranged, pipeline embedding manner is arranged, altitude data model setting.
3. the generation method of underground pipe network threedimensional model according to claim 1 is it is characterised in that described three-dimensional tube netting index
According to inclusion pipeline segment data, common pipeline point data, equipment point data, connect point data and well data；Described pipeline segment data
Including line sections initial point position, line sections terminating point position, caliber and embedding manner；Described common pipeline point data includes
Point pipeline position；Described equipment point data includes equipment point position, equipment point direction vector point coordinates and device model；Described company
Contact data includes junction point position and junction point direction；Described well data include well location put, well shape and the well depth of burying.
4. the generation method of underground pipe network threedimensional model according to claim 1 is it is characterised in that described acquisition is to be updated
Two-dimentional pipe network data, specifically include:
Obtain peration data in real time；
Determine the corresponding tiles code of described peration data；
Former two dimension pipe network data corresponding with described tiles code is extracted according to described tiles code；
Described former two dimension pipe network data is replaced with described peration data；
Determine that the two-dimentional pipe network data after replacing is two dimension pipe network data to be updated.
5. the generation method of underground pipe network threedimensional model according to claim 1 is it is characterised in that described acquisition is to be updated
Two-dimentional pipe network data, specifically include:
Obtain detection data；
Determine the corresponding tiles code of described detection data；
Former two dimension pipe network data corresponding with described tiles code is extracted according to described tiles code；
Merge described detection data and described former two dimension pipe network data；
Determine that the two-dimentional pipe network data after merging is two dimension pipe network data to be updated.
6. a kind of generation system of underground pipe network threedimensional model is it is characterised in that include:
Two-dimentional pipe network data acquisition module, for obtaining two-dimentional pipe network data；
Georeferencing setting module, for according to described two dimension pipe network data, determining the georeferencing of described two dimension pipe network data；
Origin position setting module, for according to described georeferencing, obtaining the origin position of earth area data；
Region division module, for according to described origin position and subdivision size, described earth area data being divided into multiple
Grid area；
Coding module, for each described grid area is carried out with unique mark coding, obtains tiles code；
Three-dimensional pipe network data generation module, for according to described tiles code, described two dimension pipe network data being generated corresponding three
Dimension pipe network data；
Coding read module, treats the corresponding multiple grid area of drawing area for obtaining, determines the plurality of grid area pair
The multiple tiles codes answered, the plurality of tiles code is built into tiles code set；
Three-dimensional pipe network data determining module, for treating drawing area corresponding tiles code set according to described, determines and this watt
The corresponding three-dimensional pipe network data to be drawn of piece code set；
Drafting module, for treating drawing area corresponding tiles code set and described three-dimensional tube netting index to be drawn according to described
According to drafting underground pipe network threedimensional model；
Two dimension pipe network data acquisition module to be updated, for obtaining two dimension pipe network data to be updated；
Coding determining module, for determining and the described two dimension corresponding tiles code of pipe network data to be updated；
Three-dimensional pipe network data determining module to be updated, for determining to be updated three-dimensional tube corresponding with described corresponding tiles code
Network data；
Model modification module, for according to the described two dimension corresponding tiles code of pipe network data to be updated and described three-dimensional to be updated
Pipe network data, update described underground pipe network threedimensional model in should tiles code data, obtain update after underground pipe network
Threedimensional model.
7. underground pipe network threedimensional model according to claim 6 generation system it is characterised in that described two dimension pipe network number
It is additionally operable to the data setting that two-dimentional pipe network data is carried out according to acquisition module, described data setting includes georeferencing setting, word
Section is correspondingly arranged, pipeline texture is arranged, well texture is arranged, pipeline embedding manner is arranged, altitude data model setting.
8. the generation system of underground pipe network threedimensional model according to claim 7 is it is characterised in that described three-dimensional tube netting index
According to inclusion pipeline segment data, common pipeline point data, equipment point data, connect point data and well data；Described pipeline segment data
Including line sections initial point position, line sections terminating point position, caliber and embedding manner；Described common pipeline point data includes
Point pipeline position；Described equipment point data includes equipment point position, equipment point direction vector point coordinates and device model；Described company
Contact data includes junction point position and junction point direction；Described well data include well location put, well shape and the well depth of burying.
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| CN108073775A (en) * | 2017-12-29 | 2018-05-25 | 武汉智博创享科技股份有限公司 | A kind of method and drawing apparatus for drawing elbow and pipe network connectivity device |
| CN110111410A (en) * | 2019-03-22 | 2019-08-09 | 武汉众智鸿图科技有限公司 | A kind of two three-dimensional pipe network data organizations and display methods based on spatial database |
| CN111127647A (en) * | 2019-12-26 | 2020-05-08 | 江苏煤炭地质物测队 | Drawing system and drawing method for urban underground pipeline detection map |
| CN112052508A (en) * | 2020-09-17 | 2020-12-08 | 正元地理信息集团股份有限公司 | Seamless data fusion method and system in three-dimensional GIS platform |
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| CN108073775A (en) * | 2017-12-29 | 2018-05-25 | 武汉智博创享科技股份有限公司 | A kind of method and drawing apparatus for drawing elbow and pipe network connectivity device |
| CN108073775B (en) * | 2017-12-29 | 2021-05-25 | 武汉智博创享科技股份有限公司 | Method for drawing elbow and pipe network communication equipment and drawing device |
| CN110111410A (en) * | 2019-03-22 | 2019-08-09 | 武汉众智鸿图科技有限公司 | A kind of two three-dimensional pipe network data organizations and display methods based on spatial database |
| CN111127647A (en) * | 2019-12-26 | 2020-05-08 | 江苏煤炭地质物测队 | Drawing system and drawing method for urban underground pipeline detection map |
| CN112052508A (en) * | 2020-09-17 | 2020-12-08 | 正元地理信息集团股份有限公司 | Seamless data fusion method and system in three-dimensional GIS platform |
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