CN107527375A - The method and system of threedimensional model are loaded on intelligent wireless terminal device - Google Patents
The method and system of threedimensional model are loaded on intelligent wireless terminal device Download PDFInfo
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- CN107527375A CN107527375A CN201610438526.7A CN201610438526A CN107527375A CN 107527375 A CN107527375 A CN 107527375A CN 201610438526 A CN201610438526 A CN 201610438526A CN 107527375 A CN107527375 A CN 107527375A
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T15/00—3D [Three Dimensional] image rendering
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T15/00—3D [Three Dimensional] image rendering
- G06T15/005—General purpose rendering architectures
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
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Abstract
The invention discloses a kind of method and system that threedimensional model is loaded on intelligent wireless terminal device, belong to intelligent wireless terminal device technical field.This method and system be compressed by server to three-dimensional modeling data, is encoded and normalization processing, the three-dimensional modeling data after being handled；Obtain the visible three-dimensional modeling data to be loaded using intelligent wireless terminal device as viewpoint；Three-dimensional modeling data to be loaded is transmitted to intelligent wireless terminal device；Intelligent wireless terminal device decodes to three-dimensional modeling data to be loaded, obtains decoded three-dimensional data to be loaded；According to decoded three-dimensional data to be loaded, color applying drawing is carried out on intelligent wireless terminal device, completes the drafting of threedimensional model to be loaded.It is adapted to internet and intelligent wireless terminal device carries out dynamic importing, resource unloading and the threedimensional model loading cut depending on type.
Description
Technical field
The present invention relates to intelligent wireless terminal device technical field, more particularly to one kind on intelligent wireless terminal device
Load the method and system of threedimensional model.
Background technology
With the development of modern information technologies, people have been unsatisfactory for the space attribute with word and picture presentation object, and three
Dimension module is as a kind of new object space form of expression, in smart city, cultural tour, military exercises, ecommerce, manufacture
The application of the various aspects such as industry is all more and more extensive.With the continuous development of 3-D technology, the precision more and more higher of threedimensional model,
Scale is increasing, and the three-dimensional modeling data amount that need to be handled also is skyrocketed through therewith, makes the three-dimensional of internet and mobile device can
It is difficult to effectively be met depending on change demand.All be on the mobile intelligent terminals such as mobile phone at present by the machine install APP in the form of,
Or terminal browser is loaded in a manner of being converted to picture after three-dimensional rendering, even if to sacrifice expression effect adding as cost
Carry application and be also required to terminal browser installation third party's plug-in card program.
It is existing to be used for the technology that mobile intelligent terminal threedimensional model loads by internet, important lacked there is one
Point, exactly extensive three-dimensional modeling data can not be loaded effectively, can only be to sacrifice the expression effect of threedimensional model to enter
Row processing, and it also requires third-party plug-in card program is installed, for extensive, the large scene three of internet intelligent movable equipment
Dimension visualization requirement can not be effectively treated.
The content of the invention
In view of this, the present invention provides a kind of method and device that threedimensional model is loaded on intelligent wireless terminal device,
The threedimensional model that it is adapted to internet and intelligent wireless terminal device carries out dynamic importing, resource is unloaded and cut depending on type adds
Carry, thus more suitable for practicality.
It is provided by the invention that threedimensional model is loaded on intelligent wireless terminal device in order to reach above-mentioned first purpose
The technical scheme of method is as follows：
The method provided by the invention that threedimensional model is loaded on intelligent wireless terminal device comprises the following steps：
Three-dimensional modeling data is compressed by server, encode and normalization processing, the three-dimensional mould after being handled
Type data；
Obtain the visible three-dimensional modeling data to be loaded using the intelligent wireless terminal device as viewpoint；
Three-dimensional modeling data to be loaded is transmitted to the intelligent wireless terminal device；
The intelligent wireless terminal device decodes to the three-dimensional modeling data to be loaded, obtains decoded to be added
Carry three-dimensional data；
According to the decoded three-dimensional data to be loaded, color applying drawing is carried out on the intelligent wireless terminal device,
Complete the drafting of the threedimensional model to be loaded.
The method provided by the invention that threedimensional model is loaded on intelligent wireless terminal device can also be arranged using following technology
Apply further realization.
Preferably, the three-dimensional modeling data includes geological information, link information, the attribute letter of the threedimensional model
Breath.
Preferably, the compression method is gradual compression.
Preferably, the method for the normalization processing is by establishing the server and the intelligent wireless terminal device
Between corresponding mapping relations realize.
Preferably, when carrying out color applying drawing on the intelligent wireless terminal device, using WebGL.
It is provided by the invention that threedimensional model is loaded on intelligent wireless terminal device in order to reach above-mentioned second purpose
The technical scheme of system is as follows：
The system provided by the invention that threedimensional model is loaded on intelligent wireless terminal device includes server, signal transmits
Port, intelligent wireless terminal device,
The server is provided with three-dimensional modeling data processing unit, judge module,
The intelligent wireless terminal device is provided with decoding unit, modeling rendering unit,
The three-dimensional modeling data processing unit be used for three-dimensional modeling data is compressed, encode and normalization processing,
Three-dimensional modeling data after being handled；
The judge module is used to obtain the visible three-dimensional mould to be loaded using the intelligent wireless terminal device as viewpoint
Type data；
The signal transmission port is used to transmit the three-dimensional modeling data to be loaded to the intelligent wireless terminal to set
It is standby；
The decoding unit is used to decode the three-dimensional modeling data to be loaded received；
The modeling rendering unit is used for according to the decoded three-dimensional data to be loaded, in the intelligent wireless terminal
Color applying drawing is carried out in equipment, completes the drafting of the threedimensional model to be loaded.
The system provided by the invention that threedimensional model is loaded on intelligent wireless terminal device can also be arranged using following technology
Apply further realization.
Preferably, the three-dimensional modeling data includes geological information, link information, the attribute letter of the threedimensional model
Breath.
Preferably, the compression method is gradual compression.
Preferably, the method for the normalization processing is by establishing the server and the intelligent wireless terminal device
Between corresponding mapping relations realize.
Preferably, when carrying out color applying drawing on the intelligent wireless terminal device, using WebGL.
The method and system provided by the invention that threedimensional model is loaded on intelligent wireless terminal device pass through server pair
Three-dimensional modeling data is compressed, encodes and normalization processing, the three-dimensional modeling data after being handled；Obtain with intelligent wireless
Terminal device is the visible three-dimensional modeling data to be loaded of viewpoint；Three-dimensional modeling data to be loaded is transmitted whole to intelligent wireless
End equipment；Intelligent wireless terminal device decodes to three-dimensional modeling data to be loaded, obtains decoded three dimension to be loaded
According to；According to decoded three-dimensional data to be loaded, color applying drawing is carried out on intelligent wireless terminal device, completes three-dimensional to be loaded
The drafting of model.It is adapted to internet and intelligent wireless terminal device carries out dynamic importing, resource unloading and cut depending on type
Threedimensional model loading.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, it is various other the advantages of and benefit it is common for this area
Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention
Limitation.And in whole accompanying drawing, identical part is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 is the step flow chart of the method provided by the invention that threedimensional model is loaded on intelligent wireless terminal device；
Fig. 2 is that the signal of the system provided by the invention that threedimensional model is loaded on intelligent wireless terminal device flows to relation
Schematic diagram；
Fig. 3 is service in the method provided in an embodiment of the present invention that threedimensional model is loaded on intelligent wireless terminal device
Device end three-dimensional modeling data processing procedure schematic diagram；
Fig. 4 is in the method provided in an embodiment of the present invention that threedimensional model is loaded on intelligent wireless terminal device, is based on
The multi-thread transmission processing procedure schematic diagram of viewpoint；
Fig. 5 is in the method provided in an embodiment of the present invention that threedimensional model is loaded on intelligent wireless terminal device, wirelessly
Intelligent terminal interacts the three-dimensional rendering drawing process schematic diagram of application.
Embodiment
The present invention is to solve the problems, such as that prior art is present, there is provided one kind loads three-dimensional mould on intelligent wireless terminal device
The method and system of type, it is adapted to internet and intelligent wireless terminal device carries out dynamic importing, resource unloading and regarding body
The threedimensional model loading cut, thus more suitable for practicality.
Further to illustrate the present invention to reach the technological means and effect that predetermined goal of the invention is taken, below in conjunction with
Accompanying drawing and preferred embodiment, to according to the method and dress proposed by the present invention that threedimensional model is loaded on intelligent wireless terminal device
Put, its embodiment, structure, feature and its effect, describe in detail as after.In the following description, a different " implementation
What example " or " embodiment " referred to is not necessarily the same embodiment.In addition, special characteristic, structure or spy in one or more embodiments
Point can be combined by any suitable form.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, expression may have three kinds of passes
System, for example, A and/or B, is specifically interpreted as：A and B can be included simultaneously, can be with individualism A, can also individualism
B, can possess above-mentioned three kinds of any situations.
Referring to accompanying drawing 1, the method provided by the invention that threedimensional model is loaded on intelligent wireless terminal device includes following
Step：
Step S1：Three-dimensional modeling data is compressed by server, encode and normalization processing, after being handled
Three-dimensional modeling data；
Step S2：Obtain the visible three-dimensional modeling data to be loaded using intelligent wireless terminal device as viewpoint；
Step S3：Three-dimensional modeling data to be loaded is transmitted to intelligent wireless terminal device；
Step S4：Intelligent wireless terminal device decodes to three-dimensional modeling data to be loaded, obtains decoded to be added
Carry three-dimensional data；
Step S5：According to decoded three-dimensional data to be loaded, color applying drawing is carried out on intelligent wireless terminal device, it is complete
Into the drafting of threedimensional model to be loaded.
The method provided by the invention that threedimensional model is loaded on intelligent wireless terminal device is by server to three-dimensional mould
Type data are compressed, encode and normalization processing, the three-dimensional modeling data after being handled；Acquisition is set with intelligent wireless terminal
Standby is the visible three-dimensional modeling data to be loaded of viewpoint；Three-dimensional modeling data to be loaded is transmitted to intelligent wireless terminal and set
It is standby；Intelligent wireless terminal device decodes to three-dimensional modeling data to be loaded, obtains decoded three-dimensional data to be loaded；Root
According to decoded three-dimensional data to be loaded, color applying drawing is carried out on intelligent wireless terminal device, completes threedimensional model to be loaded
Drafting.It is adapted to internet and intelligent wireless terminal device carries out dynamic importing, resource unloading and cut depending on type three
Dimension module loads.
Wherein, three-dimensional modeling data includes geological information, link information, the attribute information of threedimensional model.
Wherein, compression method is gradual compression.
Wherein, standardize processing method by establish between server and intelligent wireless terminal device it is corresponding mapping close
System realizes.
Wherein, when carrying out color applying drawing on intelligent wireless terminal device, using WebGL.
Referring to accompanying drawing 2, the system provided by the invention that threedimensional model is loaded on intelligent wireless terminal device includes service
Device, signal transmission port, intelligent wireless terminal device.Server is provided with three-dimensional modeling data processing unit, judge module；Nothing
Line intelligent terminal is provided with decoding unit, modeling rendering unit.Three-dimensional modeling data processing unit is used for threedimensional model
Data are compressed, encode and normalization processing, the three-dimensional modeling data after being handled；Judge module is used to obtain with wireless
Intelligent terminal is the visible three-dimensional modeling data to be loaded of viewpoint；Signal transmission port is used for threedimensional model to be loaded
Data transfer is to intelligent wireless terminal device；Decoding unit is used to decode the three-dimensional modeling data to be loaded received；
Modeling rendering unit is used to, according to decoded three-dimensional data to be loaded, color applying drawing is carried out on intelligent wireless terminal device,
Complete the drafting of threedimensional model to be loaded.
The system of threedimensional model provided by the invention that loaded on intelligent wireless terminal device in server end by setting
Three-dimensional modeling data processing unit three-dimensional modeling data is compressed, encode and normalization processing, three after being handled
Dimension module data；Obtained by the judge module set in server end and treated by the visible of viewpoint of intelligent wireless terminal device
Load three-dimensional modeling data；Set by being separately positioned on the signal transmission port 1 of server end and being arranged on intelligent wireless terminal
Standby upper signal transmission port 2 is by three-dimensional modeling data to be loaded from server transport to intelligent wireless terminal device；By setting
The decoding unit for being placed in intelligent wireless terminal device decodes to three-dimensional modeling data to be loaded, obtains decoded to be loaded
Three-dimensional data；By being arranged at the modeling rendering unit of intelligent wireless terminal device according to decoded three-dimensional data to be loaded,
Color applying drawing is carried out on intelligent wireless terminal device, completes the drafting of threedimensional model to be loaded.It is adapted to internet and
Intelligent wireless terminal device carries out dynamic importing, resource unloading and the threedimensional model loading cut depending on type.
Wherein, three-dimensional modeling data includes geological information, link information, the attribute information of threedimensional model.
Wherein, compression method is gradual compression, so as to reduce the data volume in transmission collects loading procedure.
Wherein, standardize processing method by establish between server and intelligent wireless terminal device it is corresponding mapping close
System realizes.
Wherein, when carrying out color applying drawing on intelligent wireless terminal device, using WebGL.
Embodiment
The specific compression of three-dimensional modeling data, coding and normalization processing procedure are disclosed in figure 3, and its implementation process is such as
Under：We assign threedimensional model sequential encoding i.e. model 1, model 2, model 3....... model n, by taking model 1 as an example, extract it
Distinctive solid information, link information, attribute information, the information according to extraction establishes model attributes coding 1, in order to transmit
And data volume is reduced in loading procedure, the solid information of corresponding three-dimensional model, link information carries out progressive compression, with reference to three-dimensional
The attribute compression of model, obtains compression and coding that optimal threedimensional model data storage realizes three-dimensional modeling data；Client
Extraction data are carried out by transmitting control thread when being applied, according to concrete application establish man-to-man thread dispatching with
Attribute coding, which identifies to compare, simultaneously charges to thread state table, realizes reflecting for servers' data storage organization and client application thread
Relation is penetrated, establishes threedimensional model attribute coding and man-machine interaction mapping table, completes the normalization processing of three-dimensional modeling data.
Transmission control thread includes 4 parts, viewpoint visibility judge as shown in Figure 4, and three-dimensional data is downloaded, downloading data
Analysis, color applying drawing.By carrying out viewpoint visibility judge to object, the three-dimensional modeling data knot that client need to load is obtained
Structure, carry out three-dimensional data download, and the attribute status reference threedimensional model attribute coding to threedimensional model and thread dispatching state
Table is analyzed, and by effective data transfer to client, drawing course is completed by color applying drawing thread.
Viewpoint is related to judge it is the regioselective process based on blinkpunkt, obtains the visual space distribution rule of threedimensional model
Then, judge that the spatial distribution of threedimensional model is drawn, whether all threedimensional models of cycle criterion are associated with transmission control thread, will
The three-dimensional modeling data of state recording association includes download scope, completes three-dimensional data and downloads selection.
Viewpoint visibility judge in Fig. 4 illustrates the object selection based on blinkpunkt region.
According to judged result, reflected by the attribute status to threedimensional model with reference to threedimensional model attribute coding with man-machine interaction
Penetrate relation table to be analyzed, by effective data transfer to client.
The three-dimensional modeling data that analysis is downloaded is followed, client carries out the decoding of three-dimensional data and using this 3D of WebGL
Drafting standards, the three-dimensional rendering for carrying out man-machine interaction application are drawn.
Fig. 5 illustrates how to carry out the three-dimensional rendering drawing process of client man-machine interaction application.Pass through man-machine interaction end
Mouth obtains client A and client B interactive information, and reflection obtains the due thread dispatching of client to transmission control thread A and B
State a1 and a2, inquiry threedimensional model attribute coding and man-machine interaction mapping table, obtain the attribute coding 1 of threedimensional model,
It is delivered to three-dimensional modeling data memory cell and obtains model 1, handled by the multi-thread transmission based on viewpoint, three-dimensional rendering is drawn
Thread is decompressed, and is decoded, and is drawn, finishing man-machine interaction process, realizes the attribute-bit coding of threedimensional model with interacting sense
Know the mapping relations of information, the corresponding relation of expression interactive perception information and three-dimensional scene space information, greatly improve three-dimensional
The application and efficiency of model data, unnecessary repetition loading is reduced, reaches the 3 D intelligent management and control effect of interactive mode, it is complete
Mobile intelligent terminal into extensive threedimensional model loads application.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make other change and modification to these embodiments.So appended claims be intended to be construed to include it is excellent
Select embodiment and fall into having altered and changing for the scope of the invention.
Obviously, those skilled in the art can carry out the essence of various changes and modification without departing from the present invention to the present invention
God and scope.So, if these modifications and variations of the present invention belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprising including these changes and modification.
Claims (10)
- A kind of 1. method that threedimensional model is loaded on intelligent wireless terminal device, it is characterised in that comprise the following steps：Three-dimensional modeling data is compressed by server, encode and normalization processing, the threedimensional model number after being handled According to；Obtain the visible three-dimensional modeling data to be loaded using the intelligent wireless terminal device as viewpoint；Three-dimensional modeling data to be loaded is transmitted to the intelligent wireless terminal device；The intelligent wireless terminal device decodes to the three-dimensional modeling data to be loaded, obtains decoded to be loaded three Dimension data；According to the decoded three-dimensional data to be loaded, color applying drawing is carried out on the intelligent wireless terminal device, is completed The drafting of the threedimensional model to be loaded.
- 2. the method according to claim 1 that threedimensional model is loaded on intelligent wireless terminal device, it is characterised in that institute Stating three-dimensional modeling data includes geological information, link information, the attribute information of the threedimensional model.
- 3. the method according to claim 1 that threedimensional model is loaded on intelligent wireless terminal device, it is characterised in that institute It is gradual compression to state compression method.
- 4. the method according to claim 1 that threedimensional model is loaded on intelligent wireless terminal device, it is characterised in that institute The method of normalization processing is stated by establishing corresponding mapping relations between the server and the intelligent wireless terminal device Realize.
- 5. the method according to claim 1 that threedimensional model is loaded on intelligent wireless terminal device, it is characterised in that When color applying drawing is carried out on the intelligent wireless terminal device, using WebGL.
- 6. a kind of system that threedimensional model is loaded on intelligent wireless terminal device, it is characterised in that passed including server, signal Defeated port, intelligent wireless terminal device,The server is provided with three-dimensional modeling data processing unit, judge module,The intelligent wireless terminal device is provided with decoding unit, modeling rendering unit,The three-dimensional modeling data processing unit be used for three-dimensional modeling data is compressed, encode and normalization processing, obtain Three-dimensional modeling data after processing；The judge module is used to obtain the visible threedimensional model number to be loaded using the intelligent wireless terminal device as viewpoint According to；The signal transmission port is used to transmit the three-dimensional modeling data to be loaded to the intelligent wireless terminal device；The decoding unit is used to decode the three-dimensional modeling data to be loaded received；The modeling rendering unit is used for according to the decoded three-dimensional data to be loaded, in the intelligent wireless terminal device Upper carry out color applying drawing, complete the drafting of the threedimensional model to be loaded.
- 7. the system according to claim 6 that threedimensional model is loaded on intelligent wireless terminal device, it is characterised in that institute Stating three-dimensional modeling data includes geological information, link information, the attribute information of the threedimensional model.
- 8. the system according to claim 6 that threedimensional model is loaded on intelligent wireless terminal device, it is characterised in that institute It is gradual compression to state compression method.
- 9. the system according to claim 6 that threedimensional model is loaded on intelligent wireless terminal device, it is characterised in that institute The method of normalization processing is stated by establishing corresponding mapping relations between the server and the intelligent wireless terminal device Realize.
- 10. the system according to claim 6 that threedimensional model is loaded on intelligent wireless terminal device, it is characterised in that When carrying out color applying drawing on the intelligent wireless terminal device, using WebGL.
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Application publication date: 20171229 |