CN104699850B - The processing method and processing device of three-dimensional geographic information - Google Patents
The processing method and processing device of three-dimensional geographic information Download PDFInfo
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- CN104699850B CN104699850B CN201510159518.4A CN201510159518A CN104699850B CN 104699850 B CN104699850 B CN 104699850B CN 201510159518 A CN201510159518 A CN 201510159518A CN 104699850 B CN104699850 B CN 104699850B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
Abstract
The invention discloses a kind of processing method and processing devices of three-dimensional geographic information.This method includes：Three-dimensional geographic information load request is detected whether；If having detected three-dimensional geographic information load request, three-dimensional geographic information is loaded；During three-dimensional geographic information is loaded, the corresponding 3-D view of drawing three-dimensional geography information；And output 3-D view.By the present invention, solve the problems, such as that three-dimensional geographic information processing method causes three-dimensional geographic information picture display rate slow in the prior art.
Description
Technical field
The present invention relates to data processing field, in particular to a kind of processing method and processing device of three-dimensional geographic information.
Background technology
Three-dimensional geographic information system (Geographic Information System or Geo-Information
System, GIS) it is sometimes referred to as " GeoscienceInformation System " or " environment and resources information system ".It is that one kind is specific very
Important space information system.It is under the support of computer hardware and software system, to earth surface layer all or in part (including big
Gas-bearing formation) the related geographic distribution data in space is acquired, stores, managing, computing, the technology system for analyzing, being shown and described
System.Three-dimensional geographic information system loads three-dimensional geographic information data into memory from hard disk, belongs to I/O operation.It is of the prior art
Data loading and Three-dimensional Display are serial under the single thread that three-dimensional geographic information technology uses, and are disposably to have loaded to own
Three-dimensional geographic information data, then carry out 3 D rendering.Since hard disk is a kind of I/O device (with respect to CPU speed) at a slow speed, all add
It has carried all big datas and has carried out graphical display again, it will caused the stand-by period grown very much, therefore, three-dimensional geography is believed in the prior art
Breath processing method causes three-dimensional geographic information picture display rate slow.
Cause three-dimensional geographic information picture display rate is slow to ask for three-dimensional geographic information processing method in the prior art
Topic, currently no effective solution has been proposed.
The content of the invention
It is a primary object of the present invention to provide a kind of processing method and processing device of three-dimensional geographic information, to solve existing skill
The problem of three-dimensional geographic information processing method causes three-dimensional geographic information picture display rate slow in art.
To achieve these goals, according to an aspect of the invention, there is provided a kind of processing side of three-dimensional geographic information
Method.This method includes：Three-dimensional geographic information load request is detected whether；If detect that three-dimensional geographic information loading please
It asks, then three-dimensional geographic information is loaded；During three-dimensional geographic information is loaded, drawing three-dimensional geography information is corresponding
3-D view；And output 3-D view.
Further, loading is carried out to three-dimensional geographic information includes：By data load thread to three-dimensional geographic information into
Row loading, during three-dimensional geographic information is loaded, the corresponding 3-D view of drawing three-dimensional geography information includes：Pass through figure
It draws thread and the corresponding 3-D view of drawing three-dimensional geography information is carried out to three-dimensional geographic information.
Further, after 3-D view is exported, this method further includes：Show 3-D view；Detect 3-D view
It displays whether complete；And if detecting that the display of 3-D view is imperfect, continue to load three-dimensional geographic information.
Further, three-dimensional geographic information includes a plurality of three-dimensional geographic information, and a plurality of three-dimensional geographic information includes first
Three-dimensional geographic information, during three-dimensional geographic information is loaded, the corresponding 3-D view of drawing three-dimensional geography information includes：
During loading three-dimensional geographic information, a plurality of three-dimensional geographic information is added in back end queue；Detect back end team
Whether first dimension geography information is had in row；And it if detecting there be first dimension geography information in back end queue, paints
System 3-D view corresponding with first three-dimensional geographic information.
Further, after 3-D view is exported, this method further includes：It obtains and sends instruction, wherein, sending instruction is
Indicate the instruction of transmission 3-D view；Obtain destination address；And 3-D view is sent to destination address according to instruction is sent.
To achieve these goals, according to another aspect of the present invention, a kind of processing dress of three-dimensional geographic information is provided
It puts.The device includes：First detection unit, for detecting whether there is three-dimensional geographic information load request；First loading unit is used
In in the case where having detected three-dimensional geographic information load request, then three-dimensional geographic information is loaded；Drawing unit is used
During three-dimensional geographic information is loaded, the corresponding 3-D view of drawing three-dimensional geography information；And output unit, it is used for
Export 3-D view.
Further, the first loading unit includes：First load-on module loads thread to three-dimensional geographic information for data
It is loaded, wherein, drawing unit includes：Drafting module, for being loaded in data loading thread to three-dimensional geographic information
During, graphic plotting thread carries out three-dimensional geographic information the corresponding 3-D view of drawing three-dimensional geography information.
Further, which further includes：Display unit, for showing 3-D view；Second detection unit, for detecting
Displaying whether for 3-D view is complete；And second loading unit, in the incomplete feelings of display for detecting 3-D view
Under condition, continue to load three-dimensional geographic information.
Further, three-dimensional geographic information includes a plurality of three-dimensional geographic information, and a plurality of three-dimensional geographic information includes first
Three-dimensional geographic information, drawing unit include：Second load-on module, will be a plurality of for during three-dimensional geographic information is loaded
Three-dimensional geographic information is added in back end queue；Whether detection module has first dimension for detecting in data node queue
Geography information；And drafting module, in the case where there is first dimension geography information in detecting back end queue, painting
System 3-D view corresponding with first three-dimensional geographic information.
Further, which further includes：First acquisition unit sends instruction for obtaining, wherein, instruction is sent to refer to
Show the instruction for sending 3-D view；Second acquisition unit, for obtaining destination address；And transmitting element, for according to transmission
3-D view is sent to destination address by instruction.
In the inventive solutions, due to being called while thread loading three-dimensional geographic information is loaded by data
Graphic plotting thread performs the corresponding 3-D view of drawing three-dimensional geography information and output 3-D view, solves existing skill
The problem of three-dimensional geographic information processing method causes three-dimensional geographic information picture display rate slow in art, and then promote three
Tie up the effect of the display speed of geographic information image.
Description of the drawings
The attached drawing for forming the part of the application is used for providing a further understanding of the present invention, schematic reality of the invention
Example and its explanation are applied for explaining the present invention, is not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the flow chart of the processing method of three-dimensional geographic information according to a first embodiment of the present invention；
Fig. 2 is the three-dimensional geographical letters of the GD-Earth of the processing method of the three-dimensional geographic information based on first embodiment of the invention
Cease the structure chart of platform；
Fig. 3 is the flow chart of the processing method of three-dimensional geographic information according to a second embodiment of the present invention；And
Fig. 4 is the schematic diagram of the processing unit of three-dimensional geographic information according to embodiments of the present invention.
Specific embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the application can phase
Mutually combination.The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
In order to which those skilled in the art is made to more fully understand application scheme, below in conjunction in the embodiment of the present application
The technical solution in the embodiment of the present application is clearly and completely described in attached drawing, it is clear that described embodiment is only
The embodiment of the application part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's all other embodiments obtained without making creative work should all belong to the model of the application protection
It encloses.
It should be noted that term " first " in the description and claims of this application and above-mentioned attached drawing, "
Two " etc. be the object for distinguishing similar, without being used to describe specific order or precedence.It should be appreciated that it so uses
Data can exchange in the appropriate case, so as to embodiments herein described herein.In addition, term " comprising " and " tool
Have " and their any deformation, it is intended that cover it is non-exclusive include, for example, containing series of steps or unit
Process, method, system, product or equipment are not necessarily limited to those steps or unit clearly listed, but may include without clear
It is listing to Chu or for the intrinsic other steps of these processes, method, product or equipment or unit.
According to an embodiment of the invention, a kind of processing method of three-dimensional geographic information is provided.
Fig. 1 is the flow chart of the processing method of three-dimensional geographic information according to a first embodiment of the present invention.As shown in Figure 1,
This method includes steps S101 to step S104：
Step S101 has detected whether three-dimensional geographic information load request.
Detect whether the load request of loading three-dimensional geographic information.
It should be noted that the three-dimensional geographic information in the present embodiment is that the epigeosphere (including atmosphere) collected is empty
Between in related geographical distribution data, by load the three-dimensional geographic information carry out drawing three-dimensional geographic pattern.
Step S102 if having detected three-dimensional geographic information load request, loads three-dimensional geographic information.
If having detected three-dimensional geographic information load request, three-dimensional geographic information is loaded.
Preferably, in the processing method of three-dimensional geographic information provided in an embodiment of the present invention, to three-dimensional geographic information into
Row loading includes：Thread startup is loaded by data to load three-dimensional geographic information.
Step S103, during three-dimensional geographic information is loaded, the corresponding 3-D view of drawing three-dimensional geography information.
The corresponding 3-D view of drawing three-dimensional geography information while being loaded to the three-dimensional geographic information.
Preferably, in the processing method of three-dimensional geographic information provided in an embodiment of the present invention, drawing three-dimensional geography information
Corresponding 3-D view includes：Drawing three-dimensional geography information corresponding three is carried out to three-dimensional geographic information by graphic plotting thread
Tie up image.
By above-mentioned steps, by the way of multithreading, while reading and loading three-dimensional geographic information, also according to this
Three-dimensional geographic information carries out drawing three-dimensional image.Calling figure while thread loads three-dimensional geographic information is being loaded by data
Shape draws thread and performs the corresponding 3-D view of drawing three-dimensional geography information.All three have been loaded compared with the whole of the prior art
Dimension geography information performs image display again, and the technical solution of the present embodiment ensure that the process of program operation, reduce wait
Time improves the friendly of system interaction.
Preferably, in the processing method of three-dimensional geographic information provided in an embodiment of the present invention, three-dimensional geographic information includes
A plurality of three-dimensional geographic information, a plurality of three-dimensional geographic information include first three-dimensional geographic information, in loading three-dimensional geographic information
In the process, the corresponding 3-D view of drawing three-dimensional geography information includes：During three-dimensional geographic information is loaded, by a plurality of three
Geography information is tieed up to add in back end queue；Whether first dimension geography information is had in detection data node queue；And such as
Fruit detects there be first dimension geography information in back end queue, draws graphics corresponding with first three-dimensional geographic information
Picture.
By above-mentioned steps, as soon as a three-dimensional geographic information data are often read, according to this three-dimensional geographic information data
It carries out drawing corresponding 3-D view, has achieved the effect that the timely corresponding 3-D view of drawing three-dimensional geography information.
Step S104 exports 3-D view.
Export the corresponding 3-D view of the above-mentioned three-dimensional geographic information drawn out.
Preferably, in the processing method of three-dimensional geographic information provided in an embodiment of the present invention, output 3-D view it
Afterwards, this method further includes：It obtains and sends instruction, wherein, send the instruction that instruction sends 3-D view for instruction；With obtaining target
Location；And 3-D view is sent to destination address according to instruction is sent.
By above-mentioned steps, 3-D view is sent to destination address, ensure that and be at the first time transmitted to 3-D view
Destination address, so as to improve the Experience Degree of target object.
Fig. 2 is the three-dimensional geographical letters of the GD-Earth of the processing method of the three-dimensional geographic information based on first embodiment of the invention
Cease the structure chart of platform.The processing method of the three-dimensional geographic information of first embodiment of the invention has detected whether three-dimensional geographical letter
Cease load request；If having detected three-dimensional geographic information load request, three-dimensional geographic information is loaded；In loading three
During tieing up geography information, the corresponding 3-D view of drawing three-dimensional geography information；And output 3-D view is based on three-dimensional
What engine performed.As shown in Fig. 2, GD-Earth three-dimensional geographic information platforms are mainly made of three parts：D engine platform
(GD-Engine), edit tool collection (GD-Editor), client application and secondary development plug-in unit (GD-Browser＆GD-X).
The d engine platform (GD-Engine) of the processing method structure of three-dimensional geographic information according to a first embodiment of the present invention, three
Engine platform is tieed up based on the real-time rendering engine OpenScene Graph that increase income, builds and realizes after research and development and is a set of suitable
For three-dimensional geographic information and the d engine platform of three-dimensional artificial, platform supports being introduced directly into and exporting for multi-source data, together
When support a variety of particle effects and render displaying containing skeleton cartoon, and animation editor's work(can be carried out on the basis of three-dimensional platform
Can, GD-Earth employs advanced geography information and computer graphics techniques, has Seamless integration- magnanimity, multi-source data
With quick three-dimensional real-time rendering function, support space querying and analysis, can rapidly build three-dimensional digital earth system, be new
The three-dimensional spatial information service platform of a generation.
GD-Earth three-dimensional geographic information platforms further include edit tool collection (GD-Editor), and edit tool collection is by a system
Row instrument, function module composition, for the data production during three-dimensional digital and scene editor, the instrument mainly included,
Function has：Model export, model dynamic resolution, model are broken up automatically, three-dimensional scenic is built, vector data editor, automatic roaming
Editor, technological process editor, case animation editor.These instruments, function, as provide seen in three-dimensional scenic i.e. obtained by volume
Volume mode greatly reduces the enforcement difficulty of editing so that layman is can left-hand seat after simply training
Implementation is completed, while a variety of batch lead-in modes are provided so that editorial efficiency also increases significantly.
GD-Earth three-dimensional geographic information platforms further include client-side program (GD-Browser), and client-side program contains
The general purpose client of the functions such as scene is shown, the roaming of scene interactivity formula, automatic roaming, technological process broadcasting, the broadcasting of animation case
Program, can be together with project database and resource, and final as project delivers achievement.Client-side program does not include business generally
Function if there is special requirement, can be developed by easy customization, realize some business functions.
GD-Earth three-dimensional geographic information platforms further include GD-X web browsing plug-in units, and GD-X web browsings plug-in unit can be
The operations such as most basic browsing, interactive walkthrough are carried out inside browser to three-dimensional scenic.Meanwhile GD-X is also that client carries out two
The basis of secondary exploitation.
GD-Earth three-dimensional geographic information platforms further include animation case edit tool (CartoonEditor), animation case
The quick establishment of example is a featured function of platform.By this edit tool, user can edit generation one easily and fast
A animation case based on timeline, wherein it is possible to the movement including character animation, vehicle arrangement etc., various equipment letter
The displaying of breath, fire special efficacy etc..Animation case editor's as a result, can be played with substitution video, is become enterprises propagandist, answers first aid
Help scheme demonstration, the effective means of designing scheme demonstration.
The three-dimensional geographical letters of the GD-Earth of the processing method of the above-mentioned three-dimensional geographic information based on first embodiment of the invention
Cease platform, for the loading of current magnanimity geographic information data, not high, the intensive place name of image, landform, vector display efficiency
The problem of annotation display efficiency is not high, and large-scale city model display efficiency is not high, GD-Earth three-dimensional geographic information platforms
The dynamic management of mass data is realized using space cutting techniques and multithreading, can support TB grades of terrain data, it is more
Thread rendering engine and model data dynamic plus unloading scheduling, ensure that the fluency of program operation, while reduce network use
The stand-by period at family.
It should be noted that OpenSceneGraph is a high performance three-dimensional image rendering engine increased income, based on repairing
The LGPL agreements (OSGPL) changed are freely issued, and are widely used in the fields such as visual simulation, virtual reality, scientific visualization and modeling.
Using the OpenGL for becoming industrial standard as underlying platform, write using portable ANSI C++.In the base to encapsulation
On plinth, the frame of an object-oriented is established so that programmer can break away from numerous and diverse modeling of bottom, application program of being more convenient for
Exploitation and management.Possess cross-platform characteristic, can run on Windows, Mac OS X, UNIX/Linux, Solaris,
On each type operating system such as FreeBSD and AIX.In addition OpenSceneGraph additionally provide many useful kits so as to
In more fast program development.OpenSceneGraph is based on scene diagram technology most prevailing in the world, oneself has now
More than 1000 developers carry out the exploitation of graphic package based on OpenSceneGraPh.OpenSceneGraph is powerful with its
Function, perfect development mode and development transplantability are subject to by force the universal favorable comment of industry.Using OpenSceneGranh
Graphics engine overcomes the shortcomings that traditional OpenGL and Direet3D construction cycles are long, difficulty is big, solves use
The commercial engines development cost such as OpenGVS, Vega is excessively high, the problem of being unfavorable for product promotion, from practical angle more intentionally
Justice.There are many successfully applications based on OSG at present, such as Delta3D, 3DVRI, Remo3D, osgPlanet, virtually
Shape system, vehicles analogue system etc., effect are no less than business vision rendering software.If want independent development vision rendering
Software is optimal architecture selection.OpenSceneGraph is open source code, its user's license method is modification
The GNU wide general public licences (GNU Lesser General Public License, LGPL) crossed.
OpenSceneGraph possesses many advantages using the secret sharing for form of increasing income：
1st, quick exploitation：OpenSceneGraph scene graph kernels encapsulate most OpenGL physical layer interfaces,
And newest extended attribute is supported at any time.Center of gravity can be placed in the substance of three-dimensional program development by the developer of application program
In appearance and the method for various scenario objects interaction, without after mostly concern bottom codes.
2nd, high-quality：OpenSceneGraph is repeated inspection by many members of OSG community, tests and change
It is kind.It directly participates in the personnel that core code is developed and contributed and has been over 200 people.
3rd, high-performance：The core code of OpenSceneGraph supports several scenes tailoring technique, level of detail node, wash with watercolours
The sequence of dye state, vertical array, display list, VBO, PBO, FBO, OpenGL shading language etc.；And text importing, particle systems
System, shadowing systems, the Specially Effect Simulations such as rain, snow, flame, smog, the dynamic dispatching of scene, multithreading such as render at the various mechanism.It carries
High program quality：The program of high quality is write, developer needs to be well understood by the development kit used in oneself.If this is developed
Open source code, exploitation information associated with it are not just sealed bag, the document and client that user can only be by developer
It supports to obtain exploitation information.Open source code allows programmer to check and debug the source code of development kit used, fully
Understand code internal information.
4th, autgmentability：Extension thought based on scene graph, OpenSceneGraph provide powerful expandability,
Including various types of extended nodes (NodeKits, node tool box), extension renderer property, extension readjustment, extension interaction
Event handler etc. provides flexible tenability for the program development of user.
In conclusion the processing method of the three-dimensional geographic information of first embodiment of the invention, solve in the prior art three
Dimension geographic information processing method the problem of causing three-dimensional geographic information picture display rate slow, and then promoted three-dimensional geographical
The effect of the display speed of frame.The GD- of the processing method of three-dimensional geographic information based on first embodiment of the invention
Earth three-dimensional geographic information platforms support TB grades of terrain data, multithreading rendering engine and model data dynamic plus unloading to adjust
Degree, ensure that the fluency of program operation, while reduce the stand-by period of the network user.
The processing method of three-dimensional geographic information provided in an embodiment of the present invention, by having detected whether that three-dimensional geographic information adds
Request is carried, three-dimensional geographic information is loaded if three-dimensional geographic information load request has been detected；In loading dimensionally
During managing information, the corresponding 3-D view of drawing three-dimensional geography information and output 3-D view solve the prior art
The problem of middle three-dimensional geographic information processing method causes three-dimensional geographic information picture display rate slow, and then promoted three-dimensional
The effect of the display speed of geographic information image.
Fig. 3 is the flow chart of the processing method of three-dimensional geographic information according to a second embodiment of the present invention.Fig. 3 can conduct
A kind of preferred embodiment of embodiment illustrated in fig. 1.As shown in figure 3, this method includes steps S301 to step S307：
Step S301 has detected whether three-dimensional geographic information load request.
This step is with above-mentioned steps S101, and details are not described herein.
Step S302 if having detected three-dimensional geographic information load request, loads three-dimensional geographic information.
This step is with above-mentioned steps S102, and details are not described herein.
Step S303, during three-dimensional geographic information is loaded, the corresponding 3-D view of drawing three-dimensional geography information.
This step is with above-mentioned steps S103, and details are not described herein.
Step S304 exports 3-D view.
This step is with above-mentioned steps S104, and details are not described herein.
Step S305 shows 3-D view.
According to the 3-D view of output, which is shown by display.
Step S306 detects displaying whether completely for 3-D view.
With the loading of three-dimensional geographic information, displaying whether completely for 3-D view is detected.
Step S307 if detecting that the display of 3-D view is imperfect, continues to load three-dimensional geographic information.
If detecting that the display of 3-D view is imperfect, continue to load three-dimensional geographic information, in the three-dimensional geographical letter of loading
During breath, the corresponding 3-D view of drawing three-dimensional geography information exports 3-D view, shows the 3-D view until three-dimensional
Image display is complete.
Through the above technical solutions, not only solving three-dimensional geographic information processing method in the prior art causes three-dimensional geography
The problem of frame display speed is slow, improves the display speed of three-dimensional geographic information image, and also assures the three-dimensional
Geographic information image is shown complete, so as to improve the Experience Degree of user.
The processing method of three-dimensional geographic information provided in an embodiment of the present invention, by having detected whether that three-dimensional geographic information adds
Request is carried, three-dimensional geographic information is loaded if three-dimensional geographic information load request has been detected；In loading dimensionally
During managing information, the corresponding 3-D view of drawing three-dimensional geography information exports 3-D view；It obtains and sends instruction, wherein,
Send the instruction that instruction sends 3-D view for instruction；Obtain destination address；And 3-D view is sent according to instruction is sent
To destination address, solving three-dimensional geographic information processing method in the prior art causes three-dimensional geographic information picture display rate slow
The problem of, and then promote the effect of the display speed of three-dimensional geographic information image.
It should be noted that step shown in the flowchart of the accompanying drawings can be in such as a group of computer-executable instructions
It is performed in computer system, although also, show logical order in flow charts, it in some cases, can be with not
The order being same as herein performs shown or described step.
The embodiment of the present invention additionally provides a kind of processing unit of three-dimensional geographic information, it is necessary to which explanation, the present invention are real
The processing unit for applying the three-dimensional geographic information of example can be used for performing that the embodiment of the present invention provided for three-dimensional geographic information
Processing method.The processing unit of three-dimensional geographic information provided in an embodiment of the present invention is introduced below.
Fig. 4 is the schematic diagram of the processing unit of three-dimensional geographic information according to embodiments of the present invention.As shown in figure 4, the dress
Put including：First detection unit 10, the first loading unit 20, drawing unit 30 and output unit 40.
First detection unit 10, for detecting whether there is three-dimensional geographic information load request.
First loading unit 20, in the case where having detected three-dimensional geographic information load request, then to dimensionally
Reason information is loaded.
Preferably, in the processing unit of three-dimensional geographic information provided in an embodiment of the present invention, the first loading unit 20 wraps
It includes：First load-on module loads three-dimensional geographic information for data loading thread.
Reading and loading of the thread startup to three-dimensional geographic information data are loaded by data, three-dimensional geographic information is loaded
Into in memory.
Drawing unit 30, for during three-dimensional geographic information is loaded, the corresponding three-dimensional of drawing three-dimensional geography information
Image.
Preferably, in the processing unit of three-dimensional geographic information provided in an embodiment of the present invention, which also wraps
It includes：Drafting module, during being loaded in data loading thread to three-dimensional geographic information, graphic plotting thread is to three
It ties up geography information and carries out the corresponding 3-D view of drawing three-dimensional geography information.
Start reading and loading to three-dimensional geographic information data in data loading thread, by three-dimensional geographic information load into
During in memory, graphic plotting thread is slept in back end queue, when detecting there is three-dimensional in back end queue
During geography information, that is, start the corresponding 3-D view of drawing three-dimensional geography information.It is above-mentioned using multithreading by way of, reading
While taking and load three-dimensional geographic information, drawing three-dimensional image is carried out also according to the three-dimensional geographic information.Compared with existing skill
The whole of art has loaded all three-dimensional geographic informations and has performed image display, the technical solution of the present embodiment, when reducing wait
Between, improve the friendly of system interaction.
Preferably, for the timely corresponding 3-D view of drawing three-dimensional geography information, provided in an embodiment of the present invention
In the processing unit of three-dimensional geographic information, three-dimensional geographic information includes a plurality of three-dimensional geographic information, a plurality of three-dimensional geographic information bag
First three-dimensional geographic information is included, drawing unit 30 includes：Second load-on module, in the process of loading three-dimensional geographic information
In, a plurality of three-dimensional geographic information is added in back end queue；Whether detection module has for detecting in data node queue
First dimension geography information；And drafting module, for there is first to tie up geography information in back end queue is detected
In the case of, draw 3-D view corresponding with first three-dimensional geographic information.
Output unit 40, for exporting 3-D view.
Preferably, in the processing unit of three-dimensional geographic information provided in an embodiment of the present invention, which further includes：Display
Unit, for showing 3-D view；Second detection unit, for detecting displaying whether completely for 3-D view；And second plus
Carrier unit for incomplete in the display for detecting 3-D view, continues to load three-dimensional geographic information.
Preferably, in the processing unit of three-dimensional geographic information provided in an embodiment of the present invention, which further includes：First
Acquiring unit sends instruction for obtaining, wherein, send the instruction that instruction sends 3-D view for instruction；Second acquisition unit,
For obtaining destination address；And transmitting element, for 3-D view to be sent to destination address according to transmission instruction.
The processing unit of three-dimensional geographic information provided in an embodiment of the present invention has been detected whether by first detection unit 10
Three-dimensional geographic information load request；First loading unit 20 is in the case where having detected three-dimensional geographic information load request, then
Three-dimensional geographic information is loaded；Drawing unit 30 is during three-dimensional geographic information is loaded, drawing three-dimensional geography information
Corresponding 3-D view；And output unit 40 exports 3-D view, solves three-dimensional geographic information processing side in the prior art
The problem of method causes three-dimensional geographic information picture display rate slow, and then promote the display speed of three-dimensional geographic information image
The effect of degree.
It should be noted that for foregoing each method embodiment, in order to be briefly described, therefore it is all expressed as a series of
Combination of actions, but those skilled in the art should know, the present invention and from the limitation of described sequence of movement because
According to the present invention, some steps may be employed other orders or be carried out at the same time.Secondly, those skilled in the art should also know
It knows, embodiment described in this description belongs to preferred embodiment, and involved action and module are not necessarily of the invention
It is necessary.
In the above-described embodiments, all emphasize particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, it may refer to the associated description of other embodiment.
In several embodiments provided herein, it should be understood that disclosed device, it can be by another way
It realizes.For example, the apparatus embodiments described above are merely exemplary, such as the division of the unit, it is only one kind
Division of logic function, can there is an other dividing mode in actual implementation, such as multiple units or component can combine or can
To be integrated into another system or some features can be ignored or does not perform.
The unit illustrated as separating component may or may not be physically separate, be shown as unit
The component shown may or may not be physical location, you can be located at a place or can also be distributed to multiple
In network element.Some or all of unit therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit, it can also
That unit is individually physically present, can also two or more units integrate in a unit.Above-mentioned integrated list
The form that hardware had both may be employed in member is realized, can also be realized in the form of SFU software functional unit.
Obviously, those skilled in the art should be understood that each module of the above-mentioned present invention or each step can be with general
Computing device realize that they can concentrate on single computing device or be distributed in multiple computing devices and be formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
In the storage device by computing device come perform either they are fabricated to respectively each integrated circuit modules or by they
In multiple modules or step be fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific
Hardware and software combines.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the invention, for those skilled in the art
For member, the invention may be variously modified and varied.Any modification within the spirit and principles of the invention, being made,
Equivalent substitution, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of processing method of three-dimensional geographic information, which is characterized in that including：
Three-dimensional geographic information load request is detected whether；
If having detected the three-dimensional geographic information load request, three-dimensional geographic information is loaded；
During the three-dimensional geographic information is loaded, the corresponding 3-D view of the three-dimensional geographic information is drawn；And
The 3-D view is exported,
Wherein, the three-dimensional geographic information includes a plurality of three-dimensional geographic information, and a plurality of three-dimensional geographic information includes first
Three-dimensional geographic information during the three-dimensional geographic information is loaded, draws the corresponding graphics of the three-dimensional geographic information
As including：
During the three-dimensional geographic information is loaded, a plurality of three-dimensional geographic information is added in back end queue；
Whether detect has first dimension geography information in the back end queue；And
If detecting there is first dimension geography information in the back end queue, draw with described first dimensionally
Manage the corresponding 3-D view of information.
2. according to the method described in claim 1, it is characterized in that,
Loading is carried out to three-dimensional geographic information to be included：Thread is loaded by data to load the three-dimensional geographic information,
During the three-dimensional geographic information is loaded, drawing the corresponding 3-D view of the three-dimensional geographic information includes：It is logical
Graphic plotting thread is crossed the three-dimensional geographic information is carried out to draw the corresponding 3-D view of the three-dimensional geographic information.
3. according to the method described in claim 1, it is characterized in that, after the 3-D view is exported, the method is also wrapped
It includes：
Show the 3-D view；
Detect displaying whether completely for the 3-D view；And
If detecting that the display of the 3-D view is imperfect, continue to load the three-dimensional geographic information.
4. according to the method described in claim 1, it is characterized in that, after the 3-D view is exported, the method is also wrapped
It includes：
It obtains and sends instruction, wherein, the instruction for sending instruction and the 3-D view being sent for instruction；
Obtain destination address；And
The 3-D view is sent to by the destination address according to the transmission instruction.
5. a kind of processing unit of three-dimensional geographic information, which is characterized in that including：
First detection unit, for detecting whether there is three-dimensional geographic information load request；
First loading unit, in the case where having detected the three-dimensional geographic information load request, then to three-dimensional geographical
Information is loaded；
Drawing unit, for during the three-dimensional geographic information is loaded, drawing the three-dimensional geographic information corresponding three
Tie up image；And
Output unit, for exporting the 3-D view,
Wherein, the three-dimensional geographic information includes a plurality of three-dimensional geographic information, and a plurality of three-dimensional geographic information includes first
Three-dimensional geographic information, the drawing unit include：
Second load-on module, for during the three-dimensional geographic information is loaded, a plurality of three-dimensional geographic information to be added
Enter in back end queue；
Whether detection module has first dimension geography information for detecting in the back end queue；And
Drafting module, in the case where there is first dimension geography information in detecting the back end queue, painting
System 3-D view corresponding with first three-dimensional geographic information.
6. device according to claim 5, which is characterized in that first loading unit includes：
First load-on module loads the three-dimensional geographic information for data loading thread,
Wherein, the drawing unit includes：Drafting module, for adding in data loading thread to the three-dimensional geographic information
During load, graphic plotting thread carries out the three-dimensional geographic information to draw the corresponding graphics of the three-dimensional geographic information
Picture.
7. device according to claim 5, which is characterized in that described device further includes：
Display unit, for showing the 3-D view；
Second detection unit, for detecting displaying whether completely for the 3-D view；And
Second loading unit for incomplete in the display for detecting the 3-D view, continues to load described three
Tie up geography information.
8. device according to claim 5, which is characterized in that described device further includes：
First acquisition unit sends instruction for obtaining, wherein, the finger for sending instruction and the 3-D view being sent for instruction
Order；
Second acquisition unit, for obtaining destination address；And
Transmitting element, for the 3-D view to be sent to the destination address according to the transmission instruction.
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