CN103294826B - The display packing of a kind of virtual three-dimensional scene and system - Google Patents
The display packing of a kind of virtual three-dimensional scene and system Download PDFInfo
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Abstract
The embodiment of the invention discloses display packing and the system of a kind of virtual three-dimensional scene, for the resource data of cooperative scheduling virtual three-dimensional scene.The method comprise the steps that according to the resource data in the mass storage of Resource Server, Resource Server fast storage in shared data and each Node station fast storage in video data generate index information；The display view angle switched according to primary nodal point machine and described index information obtain the storage position of the data to be displayed of described primary nodal point machine；Described data to be displayed is dispatched to described primary nodal point machine in storage position according to described data to be displayed；Described primary nodal point machine shows virtual three-dimensional scene according to described data to be displayed.By implementing the present invention program, it is possible to alleviate the performance burden of virtual three-dimensional scene system, improve the display efficiency of virtual three-dimensional scene, thus promote the experience of user.
Description
Technical field
The present invention relates to dimension display technologies field, particularly relate to the display packing of a kind of virtual three-dimensional scene
And system.
Background technology
Virtual three-dimensional scene is a kind of to carry out virtual 3-D view based on reality solid space, such as three-dimensional
Scene of game, flight or driver training scene, interior of building scene etc..Technical staff is three-dimensional to reality
The various resource datas in space are acquired and set up virtual three-dimensional scene model, described resource as input
Data include geometric parameter, data texturing, material quality data etc..
In order to realize the roaming of virtual three-dimensional scene, generally use multiple split screens that virtual three-dimensional scene is carried out
Various visual angles output.Due to each split screen display part branch scape, and the scene shown by each split screen is general
Differing, therefore, the display of each split screen has only to utilize part resource data.At present, to virtual three
The resource data of dimension scene carries out centralized stores: all resource datas are all stored on same storage device
In, caller calls relevant resource data for each according to the visual angle of each split screen from storage device
Split screen display available is used.
But, in technique scheme, when the visual angle of split screen changes, caller needs root again
From storage device, relevant resource data is called according to new visual angle.If split screen quantity is more, number of resources
Relatively big according to amount, and view angle switch is relatively frequent, then will there is great performance burden in system, thus reduce
The display efficiency of virtual three-dimensional scene, affects the experience of user.
Summary of the invention
In order to solve the problems referred to above, embodiments provide the display packing of a kind of virtual three-dimensional scene
And system, for the resource data of cooperative scheduling virtual three-dimensional scene, by implementing the present invention program, energy
Enough alleviate the performance burden of virtual three-dimensional scene system, improve the display efficiency of virtual three-dimensional scene, thus
Promote the experience of user.
A kind of display packing of virtual three-dimensional scene, including:
According to the resource data in the mass storage of Resource Server, the quick storage of Resource Server
Video data in the fast storage of the shared data in device and each Node station generates index information；
The display view angle switched according to primary nodal point machine and described index information obtain described primary nodal point machine
The storage position of data to be displayed；
Described number to be shown is dispatched to described primary nodal point machine in storage position according to described data to be displayed
According to；
Described primary nodal point machine shows virtual three-dimensional scene according to described data to be displayed.
A kind of virtual three-dimensional scene system, including Resource Server and at least two Node station, also includes:
Index server and dispatch server,
Described index server includes:
Signal generating unit, for according to the resource data in the mass storage of Resource Server, resource clothes
Shared data in the fast storage of business device and the video data in the fast storage of each Node station are raw
Become index information；
Described at least two Node station includes that primary nodal point machine, described primary nodal point machine include:
Acquiring unit, obtains described first segment for the display view angle switched according to described primary nodal point machine
The viewing area of some machine；
Request unit, for asking described number to be shown according to described viewing area to described index server
According to；
Described index server also includes:
Determine unit, for according to described index information successively from the fast storage of each Node station described,
The fast storage of described Resource Server, described Resource Server mass storage in determine described
The storage position of data to be displayed.
As can be seen from the above technical solutions, the embodiment of the present invention has the advantage that
By arranging the fast storage of storage video data in each Node station so that Node station can
Preferably call from the video data in each Node station, it is to avoid repeat to build model, and accomplish fast
Fast reading takes, it is possible to alleviate the performance burden of virtual three-dimensional scene system, improves the display of virtual three-dimensional scene
Efficiency, thus promote the experience of user.
Accompanying drawing explanation
The system schematic that Fig. 1 is applied by embodiment of the present invention method；
Fig. 2 is the virtual three-dimensional scene display packing flow chart of first embodiment of the invention；
Fig. 3 is the virtual three-dimensional scene display packing flow chart of second embodiment of the invention；
Fig. 4 is the virtual three-dimensional scene system construction drawing of third embodiment of the invention；
Fig. 5 is the virtual three-dimensional scene system construction drawing of fourth embodiment of the invention.
Detailed description of the invention
Embodiments provide a kind of virtual three-dimensional scene display packing, for cooperative scheduling virtual three
The resource data of dimension scene, by implementing the present invention program, it is possible to alleviate the property of virtual three-dimensional scene system
Can bear, improve the display efficiency of virtual three-dimensional scene, thus promote the experience of user.The present invention
Embodiment also provides for the virtual three-dimensional scene system relevant to the method, will carry out it in detail respectively below
Explanation.
Referring to Fig. 1, the system that embodiment of the present invention method is applied includes: Resource Server 101 and extremely
Few two Node station 102.Wherein, Resource Server 101 is for storing the institute relevant to virtual three-dimensional scene
There is resource data, such as the data texturing of geometric parameter, landform or wall, the material of building materials of building block
Data etc..Resource data capacity is big, the mass storage 1011 being generally stored in Resource Server 101
In, such as hard disk, CD or USB flash disk.Node station 102 includes: display screen 1021 and fast storage 1022,
The part resource data that fast storage 1022 is shown under memory node machine 102 current visual angle, i.e.
Video data, such as the material quality data of a certain wall wall specific in virtual three-dimensional scene, display screen 1021 is used for
Video data under this visual angle is shown.Resource Server 101 also includes: fast storage 1012,
The part resource data used for storing each Node station 102 all may need, i.e. share data, as
The visual angle of each Node station 102 is the indoor scene of virtual three-dimensional scene, then each Node station 102 1
As all can use the data texturing of this indoor scene, then all data texturings can be deposited by Resource Server
It is put in storage speed fast storage 1012 the most much quicker than mass storage 1011 so that Node station
102 can the conventional shared data of quick calling.In the present embodiment, resource data, share data and aobvious
Registration is according to cannot be carried out specifically dividing or limiting.
Video data in Node station 102 is after the resource data to needs display carries out building after model
Issue evidence rather than initial data.One Node station calls the video data of another Node station, performance
For directly obtaining the model of this video data, if calling corresponding former of this video data from Resource Server
Beginning resource data, then need again to carry out resource data building model.
A kind of virtual three-dimensional scene display packing will be described in detail by first embodiment of the invention, this reality
The system that the method described in example of executing is applied can be system as described in Figure 1, and this method concrete steps please
See Fig. 2, including:
201, according to the resource data in the mass storage of Resource Server, Resource Server quick
Video data in the fast storage of the shared data in memorizer and each Node station generates index letter
Breath.
This method is applied to any instant after virtual three-dimensional scene system start-up, now, Resource Server
Mass storage in house all resource datas of this virtual three-dimensional scene, the portion in resource data
Frequently-used data is divided to be stored in the fast storage of Resource Server as shared data, in order to quick calling.
Each Node station required part resource data under its corresponding visual angle are stored on each as video data
In the fast storage of Node station.
In this step, to the resource data in the mass storage of Resource Server, Resource Server
Fast storage in shared data, each Node station fast storage in video data set up rope
Fuse ceases so that three can be by global index.
Preferably, in this step, it is also possible to only to the display number in the fast storage of each Node station
According to setting up index information.
202, the display view angle switched according to primary nodal point machine and described index information obtain described first segment
The storage position of the data to be displayed of some machine.
When the three-dimensional camera switching visual angle that primary nodal point machine is corresponding in virtual three-dimensional scene, first segment
The display view angle of some machine changes immediately.Preferably, required under primary nodal point machine resolves this display view angle
Video data, i.e. data to be displayed, then fast from each Node station successively according to described index information
Speed memorizer, the fast storage of Resource Server, Resource Server mass storage in retrieval be
No there is described data to be displayed.Data to be displayed can disperse to be stored in three of the above storage position.
203, the storage position according to described data to be displayed is described to be shown to the scheduling of described primary nodal point machine
Data.
First, if described data to be displayed is completely or partially stored in the fast storage of each Node station
In, then from the fast storage of each Node station, call data to be displayed to primary nodal point machine.
Then, if described data to be displayed is completely or partially stored in the fast storage of Resource Server
In, then from the fast storage of Resource Server, call data to be displayed to primary nodal point machine.
Finally, if described data to be displayed is completely or partially not stored in quickly depositing of each Node station
In the fast storage of reservoir or Resource Server, then can only be from the mass storage of Resource Server
Call data to be displayed.
Wherein, from the fast storage of each Node station, data are called for quickly reading and need not structure again
Established model, therefore it is the highest to call efficiency, it is also quick for calling data from the fast storage of Resource Server
Read, but need to rebuild model, therefore call efficiency and take second place, from the massive store of Resource Server
Calling data in device is that low speed reads, it is also desirable to rebuild model, therefore it is minimum to call efficiency.
204, primary nodal point machine shows virtual three-dimensional scene according to described data to be displayed.
After calling whole data to be displayed, primary nodal point machine is according to described data to be displayed display correspondence
Virtual three-dimensional scene under display view angle.
In the present embodiment, by arranging the fast storage of storage video data in each Node station,
Node station is made can preferably to call the video data in each Node station, it is to avoid to repeat to build mould
Type, and accomplish quickly to read, it is possible to alleviate the performance burden of virtual three-dimensional scene system, improve virtual
The display efficiency of three-dimensional scenic, thus promote the experience of user.
Method described in first embodiment will be remarked additionally by second embodiment of the invention, the present embodiment
Described method idiographic flow refers to Fig. 3, including step:
301, Resource Server according to described according to the resource data in the mass storage of Resource Server
Set up the model of virtual three-dimensional scene.
At the beginning of system is set up, carry out the structure model of whole virtual three-dimensional scene, in order to compress described money
Source data, and by described resource data store in the mass storage of described Resource Server.
302, each Node station according to currently displaying visual angle from described resource data loaded and displayed data to institute
State in the fast storage of each Node station.
At the beginning of system start-up, each Node station is according to its three-dimensional camera in virtual three-dimensional scene
Visual angle, the most currently displaying visual angle from described resource data loaded and displayed data to each Node station described
In fast storage, and each self-corresponding video data is shown.
303, the conventional of described resource data is shared partly as sharing by Resource Server according to preset strategy
Data are stored in the fast storage of described Resource Server.
304, according to the resource data in the mass storage of Resource Server, Resource Server quick
Video data in the fast storage of the shared data in memorizer and each Node station generates index letter
Breath.
This method is applied to any instant after virtual three-dimensional scene system start-up, now, Resource Server
Mass storage in house all resource datas of this virtual three-dimensional scene, the portion in resource data
Frequently-used data is divided to be stored in the fast storage of Resource Server as shared data, in order to quick calling.
Each Node station required part resource data under its corresponding visual angle are stored on each as video data
In the fast storage of Node station.
In this step, to the resource data in the mass storage of Resource Server, Resource Server
Fast storage in shared data, each Node station fast storage in video data set up rope
Fuse ceases so that three can be by global index.
Preferably, in this step, it is also possible to only to the display number in the fast storage of each Node station
According to setting up index information.
305, the display view angle switched according to primary nodal point machine obtains the viewing area of described primary nodal point machine
Territory.
When the three-dimensional camera switching visual angle that primary nodal point machine is corresponding in virtual three-dimensional scene, first segment
The display view angle of some machine changes immediately, then change is also followed in the viewing area of primary nodal point machine, therefore, needs
The viewing area of primary nodal point machine to be reacquired.
306, data to be displayed is asked according to described viewing area.
In this step, primary nodal point machine can directly be asked to other Node station or Resource Server respectively
Data to be displayed, it is also possible to set up a dispatch server in systems, for unifying receiving node machine
Request of data is also scheduling.
307, according to index information successively from the fast storage of each Node station described, described resource service
The fast storage of device, described Resource Server mass storage in determine the storage of data to be displayed
Position.
Data to be displayed can disperse to be stored in three of the above storage position.In the present embodiment, three kinds
The priority relationship of the index position of storage position is: the fast storage of each Node station takes higher than resource
The fast storage of business device, the fast storage of Resource Server is higher than the massive store of Resource Server
Device.
If the fast storage that storage position is each Node station described of 308 data to be displayed, then described
Each Node station sends data to be displayed to primary nodal point machine.
After performing this step, if primary nodal point machine does not also obtain complete data to be displayed, then trigger
Perform step 309.
If the fast storage that storage position is described Resource Server of 309 data to be displayed, then described
Resource Server sends described data to be displayed to primary nodal point machine.
After performing this step, if primary nodal point machine does not also obtain complete data to be displayed, then trigger
Perform step 310.
If the mass storage that storage position is described Resource Server of 310 data to be displayed, then institute
State Resource Server and send described data to be displayed to primary nodal point machine.
Regardless of the storage position of data to be displayed, so far, primary nodal point machine the most at least can take from resource
The mass storage of business device obtains complete data to be displayed.
311, the video data in the fast storage of primary nodal point machine is replaced with described data to be displayed.
After primary nodal point machine obtains complete data to be displayed, delete the fast storage of primary nodal point machine
In old video data, primary nodal point machine can also be deleted old while storage data to be displayed
Video data.
312, new in the fast storage according to described primary nodal point machine video data refreshes described index letter
Breath.
In order to support that video data next time calls, after primary nodal point machine obtains new video data,
Need to refresh described index information.
Wherein, described index information be video data, resource data and the path of shared data, numbering,
The information such as title, such as IP address, path, port or storage address etc..
313, primary nodal point machine shows virtual three-dimensional scene according to described data to be displayed.
Wherein, from the fast storage of each Node station, data are called for quickly reading and need not structure again
Established model, therefore it is the highest to call efficiency, it is also quick for calling data from the fast storage of Resource Server
Read, but need to rebuild model, therefore call efficiency and take second place, from the massive store of Resource Server
Calling data in device is that low speed reads, it is also desirable to rebuild model, therefore it is minimum to call efficiency.
After calling whole data to be displayed, primary nodal point machine is according to described data to be displayed display correspondence
Virtual three-dimensional scene under display view angle.
In the present embodiment, by arranging the fast storage of storage video data in each Node station,
Node station is made can preferably to call the video data in each Node station, it is to avoid to repeat to build mould
Type, and accomplish quickly to read, it is possible to alleviate the performance burden of virtual three-dimensional scene system, improve virtual
The display efficiency of three-dimensional scenic, thus promote the experience of user.
A kind of virtual three-dimensional scene system will be described in detail by third embodiment of the invention, the present embodiment
Described virtual three-dimensional scene system concrete structure refers to Fig. 4, including:
Resource Server 41, at least two Node station 42, index server 43 and dispatch server 44.
Wherein, described at least two Node station 42 and Resource Server 41, index server 43, dispatch service
Device 44 connects, and described Resource Server 41, index server 43 interconnect mutually with dispatch server 44
Connect.
Described index server 43 includes:
Signal generating unit 431, for according to the number of resources in the mass storage 411 of Resource Server 41
Quick according to the shared data in the fast storage 412 of, Resource Server 41 and each Node station 42
Video data in memorizer 421 generates index information.
Any instant after the system start-up of this virtual three-dimensional scene, the massive store of Resource Server 41
Device 411 houses all resource datas of virtual three-dimensional scene, the part frequently-used data in resource data
It is stored in the fast storage 412 of Resource Server 41 as shared data, in order to quick calling.Each
The part resource data required under its corresponding visual angle of Node station 42 are stored on each joint as video data
In the fast storage 421 of some machine 42.
Signal generating unit 431 is to the resource data in the mass storage 411 of Resource Server 41, resource
Shared data in the fast storage 412 of server 41, the fast storage 421 of each Node station 42
In video data set up index information so that three can be by global index.
Preferably, signal generating unit 431 can also be only in the fast storage 421 of each Node station 42
Video data sets up index information.
Described at least two Node station 42 includes that primary nodal point machine 422, described primary nodal point machine 422 wrap
Include:
Acquiring unit 4221, obtains institute for the display view angle switched according to described primary nodal point machine 422
State the viewing area of primary nodal point machine 422.
When the three-dimensional camera switching visual angle that primary nodal point machine 422 is corresponding in virtual three-dimensional scene, the
The display view angle of one Node station 422 changes immediately.Preferably, primary nodal point machine 422 resolves this display and regards
Required video data under angle, i.e. data to be displayed, then acquiring unit 4221 is according to described index
Information is successively from the fast storage 421 of each Node station 42, the fast storage of Resource Server 41
412, the mass storage 411 of Resource Server 41 retrieves whether there is described data to be displayed.
Data to be displayed can disperse to be stored in three of the above storage position.
Request unit 4222, for according to described viewing area to described index server 43 ask described in treat
Video data.
Described index server 43 also includes:
Determine unit 432, for quick from each Node station 42 described successively according to described index information
Memorizer 421, the fast storage 412 of described Resource Server 41, described Resource Server 41 big
Capacity memory 411 determines the storage position of described data to be displayed.
Described dispatch server 44 includes:
Scheduling unit 441, is used for the storage position according to described data to be displayed to described primary nodal point machine
422 dispatch described data to be displayed.
First, if described data to be displayed is completely or partially stored in the quick storage of each Node station 42
In device 421, then from the fast storage 421 of each Node station 42, call data to be displayed to first segment
Point machine 422.
Then, if described data to be displayed is completely or partially stored in the quick storage of Resource Server 41
In device 412, then from the fast storage 412 of Resource Server 41, call data to be displayed to first segment
Point machine 422.
Finally, if described data to be displayed is completely or partially not stored in the quick of each Node station 42
In the fast storage 412 of memorizer 421 or Resource Server 41, then can only be from Resource Server 41
Mass storage 411 in call data to be displayed.
Wherein, from the fast storage 421 of each Node station 42, data are called for quickly reading and need not
Rebuild model, therefore it is the highest to call efficiency, call from the fast storage 412 of Resource Server 41
Data are also quickly to read, but need to rebuild model, therefore call efficiency and take second place, from Resource Server
Calling data in the mass storage 411 of 41 is that low speed reads, it is also desirable to rebuilds model, therefore adjusts
Minimum by efficiency.
Described primary nodal point machine 422 also includes:
Display unit 4223, for showing virtual three-dimensional scene according to described data to be displayed.
After calling whole data to be displayed, primary nodal point machine 422 shows according to described data to be displayed
Virtual three-dimensional scene under corresponding display view angle.
In the present embodiment, by arranging the fast storage of storage video data in each Node station 42
421 so that primary nodal point machine 422 can preferably call from the video data in each Node station 42,
Avoid repeating to build model, and accomplish quickly to read, it is possible to alleviate the performance of virtual three-dimensional scene system
Burden, improves the display efficiency of virtual three-dimensional scene, thus promotes the experience of user.
A kind of virtual three-dimensional scene system described in 3rd embodiment will be mended by fourth embodiment of the invention
Filling explanation, the virtual three-dimensional scene system concrete structure described in the present embodiment refers to Fig. 5, including:
Resource Server 51, at least two Node station 52, index server 53 and dispatch server 54.
Wherein, described at least two Node station 52 and Resource Server 51, index server 53, dispatch service
Device 54 connects, and described Resource Server 51, index server 53 interconnect mutually with dispatch server 54
Connect.
Described Resource Server 51 includes:
Set up unit 511, be used for according to described according in the mass storage 512 of Resource Server 51
Resource data set up the model of virtual three-dimensional scene.
At the beginning of system is set up, set up unit 511 and carry out the structure model of whole virtual three-dimensional scene, with
Just described resource data is compressed, and by described resource data store in the Large Copacity of described Resource Server 51
In memorizer 512.
Shared cell 513, for sharing the conventional of described resource data partly as altogether according to preset strategy
Enjoy in the fast storage 514 that data are stored in described Resource Server 51.
Each Node station 52 described all includes:
Loading unit 521, for loading described display number according to currently displaying visual angle from described resource data
According in the fast storage 522 to each Node station 52 described.
At the beginning of system start-up, each Node station 52 is according to its three-dimensional camera in virtual three-dimensional scene
Visual angle, the most currently displaying visual angle from described resource data loaded and displayed data to each Node station described
In the fast storage 522 of 52, and each self-corresponding video data is shown.
Described index server 53 includes:
Signal generating unit 531, for according to the number of resources in the mass storage 512 of Resource Server 51
Quick according to the shared data in the fast storage 514 of, Resource Server 51 and each Node station 52
Video data in memorizer 522 generates index information.
Any instant after the system start-up of this virtual three-dimensional scene, the massive store of Resource Server 51
Device 512 houses all resource datas of this virtual three-dimensional scene, the part typical number in resource data
According to being stored in as shared data in the fast storage 514 of Resource Server 51, in order to quick calling.Respectively
Individual Node station 52 required part resource data under its corresponding visual angle are stored on each as video data
In the fast storage 522 of Node station 52.
In this step, to the resource data in the mass storage 512 of Resource Server 51, resource
Shared data in the fast storage 514 of server 51, the fast storage 522 of each Node station 52
In video data set up index information so that three can be by global index.
Preferably, signal generating unit 531 can also be only in the fast storage 522 of each Node station 52
Video data sets up index information.
Described at least two Node station 52 includes that primary nodal point machine 523, described primary nodal point machine 523 wrap
Include:
Acquiring unit 5231, obtains institute for the display view angle switched according to described primary nodal point machine 523
State the viewing area of primary nodal point machine 523.
When the three-dimensional camera switching visual angle that primary nodal point machine 523 is corresponding in virtual three-dimensional scene, the
The display view angle of one Node station 523 changes immediately, then the viewing area of primary nodal point machine 523 is also followed and changed
Become, accordingly, it would be desirable to reacquire the viewing area of primary nodal point machine 523.
Request unit 5232, for according to described viewing area to described index server 53 ask described in treat
Video data.
Described index server 53 also includes:
Determine unit 532, for quick from each Node station 52 described successively according to described index information
Memorizer 522, the fast storage 514 of described Resource Server 51, described Resource Server 51 big
Capacity memory 512 determines the storage position of described data to be displayed.
Data to be displayed can disperse to be stored in three of the above storage position.In the present embodiment, three kinds
The priority relationship of the index position of storage position is: the fast storage 522 of each Node station 52 is higher than
The fast storage 514 of Resource Server 51, the fast storage 514 of Resource Server 51 is higher than resource
The mass storage 512 of server 51.
Described dispatch server 54 includes:
Scheduling unit 541, is used for the storage position according to described data to be displayed to described primary nodal point machine
523 dispatch described data to be displayed.
The scheduling unit 541 of described dispatch server 54 specifically for:
If the fast storage 522 that storage position is each Node station 52 described of described data to be displayed,
The most described scheduling unit 541 sends described data to be displayed to described primary nodal point machine 523.
If the fast storage 514 that storage position is described Resource Server 51 of described data to be displayed,
The most described scheduling unit 541 sends described data to be displayed to described primary nodal point machine 523.
If the mass storage 512 that storage position is described Resource Server 51 of described data to be displayed,
The most described scheduling unit 541 is sent out 523 to described primary nodal point machine and is sent described data to be displayed.
Regardless of the storage position of data to be displayed, primary nodal point machine 523 the most at least can be from resource service
The mass storage 512 of device 51 obtains complete data to be displayed.
Described primary nodal point machine 523 also includes:
Replacement unit 5233, for replacing the quick of described primary nodal point machine 523 with described data to be displayed
Video data in memorizer.
After primary nodal point machine 523 obtains complete data to be displayed, delete the fast of primary nodal point machine 523
Video data old in speed memorizer, primary nodal point machine 523 can also store the same of data to be displayed
Time delete old video data.
Described index server 53 also includes:
Refresh unit 533, display number new in the fast storage according to described primary nodal point machine 523
According to refreshing described index information.
In order to support that video data next time calls, obtain new video data at primary nodal point machine 523
After, refresh unit 533 needs to refresh described index information.
Wherein, described index information be video data, resource data and the path of shared data, numbering,
The information such as title, such as IP address, path, port or storage address etc..
Described primary nodal point machine 523 also includes:
Display unit 5234, for showing virtual three-dimensional scene according to described data to be displayed.
Wherein, from the fast storage 522 of each Node station 52, data are called for quickly reading and need not
Rebuild model, therefore it is the highest to call efficiency, call from the fast storage 514 of Resource Server 51
Data are also quickly to read, but need to rebuild model, therefore call efficiency and take second place, from Resource Server
Calling data in the mass storage 512 of 51 is that low speed reads, it is also desirable to rebuilds model, therefore adjusts
Minimum by efficiency.
After calling whole data to be displayed, primary nodal point machine 523 shows according to described data to be displayed
Virtual three-dimensional scene under corresponding display view angle.
In the present embodiment, by arranging the fast storage of storage video data in each Node station 52
522 so that primary nodal point machine 523 can preferably call from the video data in each Node station 52,
Avoid repeating to build model, and accomplish quickly to read, it is possible to alleviate the performance of virtual three-dimensional scene system
Burden, improves the display efficiency of virtual three-dimensional scene, thus promotes the experience of user.
One of ordinary skill in the art will appreciate that all or part of step realizing in above-described embodiment method
The program that can be by completes to instruct relevant hardware, and described program can be stored in a kind of computer
In readable storage medium storing program for executing, storage medium mentioned above can be read only memory, disk or CD etc..
Display packing and system to a kind of virtual three-dimensional scene provided by the present invention have been carried out in detail above
Introduce, for one of ordinary skill in the art, according to the thought of the embodiment of the present invention, be embodied as
All will change in mode and range of application, in sum, it is right that this specification content should not be construed as
The restriction of the present invention.
Claims (9)
1. the display packing of a virtual three-dimensional scene, it is characterised in that including:
According to the resource data in the mass storage of Resource Server, the quick storage of Resource Server
Video data in the fast storage of the shared data in device and each Node station generates index information；Institute
Stating video data is that the resource data needing display is carried out the later data after building model；
The display view angle switched according to primary nodal point machine and described index information obtain described primary nodal point machine
The storage position of data to be displayed；
Described number to be shown is dispatched to described primary nodal point machine in storage position according to described data to be displayed
According to；If described data to be displayed is completely or partially stored in the fast storage of each Node station,
From the fast storage of each Node station, then call data to be displayed to primary nodal point machine, described first
Node station calls the video data of another Node station, shows as directly obtaining the model of this video data；
Described primary nodal point machine shows virtual three-dimensional scene according to described data to be displayed.
Method the most according to claim 1, it is characterised in that described cut according to primary nodal point machine
The display view angle changed and described index information obtain the storage position of the data to be displayed of described primary nodal point machine
Including:
The display view angle switched according to described primary nodal point machine obtains the viewing area of described primary nodal point machine
Territory；
Described data to be displayed is asked according to described viewing area；
According to described index information successively from the fast storage of each Node station described, described resource service
The fast storage of device, described Resource Server mass storage in determine described data to be displayed
Storage position.
Method the most according to claim 2, it is characterised in that described according to described data to be displayed
Storage position to described primary nodal point machine dispatch described data to be displayed include:
If the fast storage that storage position is each Node station described of described data to be displayed, then described
Each Node station sends described data to be displayed to described primary nodal point machine；
If the fast storage that storage position is described Resource Server of described data to be displayed, then described
Resource Server sends described data to be displayed to described primary nodal point machine；
If the mass storage that storage position is described Resource Server of described data to be displayed, then institute
State Resource Server and send described data to be displayed to described primary nodal point machine.
4. according to the method described in any one of claims 1 to 3, it is characterised in that described in described basis
The storage position of data to be displayed also includes after described data to be displayed dispatched by described primary nodal point machine:
The video data in the fast storage of described primary nodal point machine is replaced with described data to be displayed；
Video data new in fast storage according to described primary nodal point machine refreshes described index information.
5. according to the method described in any one of claims 1 to 3, it is characterised in that described according to resource
Resource data in the mass storage of server, the shared number in the fast storage of Resource Server
Also include according to before generating index information with the video data in the fast storage of each Node station:
Described Resource Server according to described according to the resource data in the mass storage of Resource Server
Set up the model of virtual three-dimensional scene；
Each Node station described loads described video data according to currently displaying visual angle from described resource data
In the fast storage of each Node station described；
The conventional of described resource data is shared partly as sharing by described Resource Server according to preset strategy
Data are stored in the fast storage of described Resource Server.
6. a virtual three-dimensional scene system, including Resource Server and at least two Node station, its feature
It is, also includes: index server and dispatch server,
Described index server includes:
Signal generating unit, for according to the resource data in the mass storage of Resource Server, resource clothes
Shared data in the fast storage of business device and the video data in the fast storage of each Node station are raw
Become index information；Described video data is that the resource data needing display is carried out the later stage after building model
Data；
Described at least two Node station includes that primary nodal point machine, described primary nodal point machine include:
Acquiring unit, obtains described first segment for the display view angle switched according to described primary nodal point machine
The viewing area of some machine；
Request unit, for asking described number to be shown according to described viewing area to described index server
According to；
Described index server also includes:
Determine unit, for according to described index information successively from the fast storage of each Node station described,
The fast storage of described Resource Server, described Resource Server mass storage in determine described
The storage position of data to be displayed；
Described dispatch server includes:
Scheduling unit, for dispatching to described primary nodal point machine according to the storage position of described data to be displayed
Described data to be displayed；If described data to be displayed is completely or partially stored in the fast of each Node station
In speed memorizer, then from the fast storage of each Node station, call data to be displayed to primary nodal point
Machine, described primary nodal point machine calls the video data of another Node station, shows as directly obtaining this and shows
The model of registration evidence；
Described primary nodal point machine also includes:
Display unit, for showing virtual three-dimensional scene according to described data to be displayed.
System the most according to claim 6, it is characterised in that the scheduling list of described dispatch server
Unit specifically for:
If the fast storage that storage position is each Node station described of described data to be displayed, then described
Scheduling unit sends described data to be displayed to described primary nodal point machine；
If the fast storage that storage position is described Resource Server of described data to be displayed, then described
Scheduling unit sends described data to be displayed to described primary nodal point machine；
If the mass storage that storage position is described Resource Server of described data to be displayed, then institute
State scheduling unit and send described data to be displayed to described primary nodal point machine.
8. according to the system described in claim 6 or 7, it is characterised in that
Described primary nodal point machine also includes:
Replacement unit, in the fast storage replacing described primary nodal point machine with described data to be displayed
Video data；
Described index server also includes:
Refresh unit, video data new in the fast storage according to described primary nodal point machine refreshes
Described index information.
9. according to the system described in claim 6 or 7, it is characterised in that
Described Resource Server also includes:
Set up unit, be used for according to described according to the resource data in the mass storage of Resource Server
Set up the model of virtual three-dimensional scene；
Shared cell, for sharing the conventional of described resource data partly as sharing according to preset strategy
Data are stored in the fast storage of described Resource Server；
Each Node station described all includes:
Loading unit, for loading described video data according to currently displaying visual angle from described resource data
In the fast storage of each Node station described.
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| CN104007948B (en) * | 2014-05-23 | 2017-06-13 | 广东威创视讯科技股份有限公司 | Method and device based on the visualization display of three-dimension GIS mass data Distributed Calculation |
| CN105336001B (en) * | 2014-05-28 | 2019-02-05 | 深圳超多维科技有限公司 | The loaming method and device of three-dimensional map scene |
| CN106445339B (en) * | 2016-09-21 | 2019-09-20 | 青岛海信电器股份有限公司 | A kind of method and apparatus that double screen terminal shows stereo-picture |
| CN107452279B (en) * | 2017-06-29 | 2020-04-24 | 广州励丰文化科技股份有限公司 | Point-to-point mapping display method based on digital artistic landscape device and service equipment |
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| CN101415018A (en) * | 2007-10-17 | 2009-04-22 | 北京灵图软件技术有限公司 | Transmission method and system for geographical message data |
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Address after: Kezhu road high tech Industrial Development Zone, Guangzhou city of Guangdong Province, No. 233 510670 Patentee after: Wei Chong group Limited by Share Ltd Address before: 510663 Guangzhou province high tech Industrial Development Zone, Guangdong, Cai road, No. 6, No. Patentee before: Guangdong Weichuangshixun Science and Technology Co., Ltd. |
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