CN104142147A - An electronic map data processing method, a processing device and a navigation terminal - Google Patents
An electronic map data processing method, a processing device and a navigation terminal Download PDFInfo
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- CN104142147A CN104142147A CN201310162866.8A CN201310162866A CN104142147A CN 104142147 A CN104142147 A CN 104142147A CN 201310162866 A CN201310162866 A CN 201310162866A CN 104142147 A CN104142147 A CN 104142147A
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- Prior art keywords
- information
- buildings
- attribute information
- unit
- map data
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
- G01C21/28—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network with correlation of data from several navigational instruments
- G01C21/30—Map- or contour-matching
- G01C21/32—Structuring or formatting of map data
Abstract
The invention discloses an electronic map data processing method, a processing device and a navigation terminal. The processing method includes: acquiring geometrical information and attribute information of a building, respectively storing the geometrical information and the attribute information into a first storage unit and a second storage unit, building corresponding relationships between the geometrical information and the attribute information, calling the geometrical information, calling the attribute information, and displaying the building according to the geometrical information and the attribute information. The processing device comprises an acquiring unit, a building unit, a first calling unit, a second calling unit and a displaying unit. The navigation terminal comprises the processing device of electronic map data. By the technical scheme, the attribute information and the geometrical information, which reflect the position and characteristics of the building, are generated conveniently and rapidly, and the building is displayed rapidly according to the geometrical information and the attribute information, and therefore generation and displaying of a large amount of building data in navigation data are possible, and the displaying effects of the navigation data are richer and more visual.
Description
Technical field
The present invention relates to the production method of the data of electronic chart, particularly relate to a kind of disposal route, treating apparatus and navigation terminal of electronic map data.
Background technology
The data that at present navigating instrument shows are mainly and are recorded as point-line-surface data, as POI(point of interest) represent putting, road represents with line, and greenery patches represents with face, and effect of visualization is poor like this.
In prior art, also exist the true three-dimensional model of a kind of use to express the method for buildings.True three-dimensional model and real world can better meet, but the flow process of this method is very complicated, and the data volume of generation is large, are not suitable for the production of scale in navigation data.
Summary of the invention
The technical problem to be solved in the present invention is to provide disposal route, treating apparatus and the navigation terminal of the less electronic map data of a kind of step data volume simple, that produce, and the display effect visuality that the present invention produces better and with real world more meets.
For solving the problems of the technologies described above, embodiments of the invention provide a kind of disposal route of electronic map data, comprising:
Step S1, obtains geological information and the attribute information of outdoor scene buildings;
Step S2, is stored into respectively the first storage unit and the second storage unit by described geological information and attribute information;
Step S3, sets up corresponding relation between the attribute information in the geological information in the first storage unit and the second storage unit;
Step S4 according to described corresponding relation, calls geological information from described the first storage unit, from described the second storage unit, calls described attribute information, according to described geological information and described attribute information, shows described buildings in electronic chart.
The disposal route of the electronic map data of embodiments of the invention, wherein, described step S1 is specially: obtain the appearance information of buildings, by described appearance information be categorized as characterize described buildings the geometric configuration of bottom surface, the geological information of position and the attribute information that characterizes the macroscopic features of described buildings.
The disposal route of the electronic map data of embodiments of the invention, wherein, described attribute information comprises depth of building information, building surface texture information, roof shape information, building surface colouring information, top of building colouring information.
The disposal route of the electronic map data of embodiments of the invention, wherein, described step S4 specifically comprises:
Determine the indication range that needs demonstration;
According to the geological information of described buildings, judge whether described buildings is positioned at described indication range;
If described buildings is positioned at described indication range, according to described corresponding relation, call the geological information of described buildings and the attribute information of described buildings;
The described buildings that shows described indication range according to the attribute information of the geological information of described buildings and described buildings.
The disposal route of the electronic map data of embodiments of the invention, wherein, described definite indication range showing that needs specifically comprises:
Locate current position;
Obtain the current displaying ratio chi of navigating instrument;
According to current location and current displaying ratio chi, determine the scope that need to show buildings.
The treating apparatus of the electronic map data of embodiments of the invention, comprising:
Acquiring unit, for obtaining geological information and the attribute information of outdoor scene buildings, and is stored into respectively the first storage unit and the second storage unit by described geological information and attribute information;
Set up unit, for setting up corresponding relation between the attribute information in the geological information in the first storage unit and the second storage unit;
The first call unit, for calling described geological information from described the first storage unit;
The second call unit, for calling described attribute information from described the second storage unit;
Display unit, for showing described buildings according to described geological information and described attribute information.
The treating apparatus of the electronic map data of embodiments of the invention, wherein, described acquiring unit comprises:
Acquisition module, for obtaining the appearance information of outdoor scene buildings;
Judgement sort module, for the described appearance information that described acquisition module is obtained be categorized as characterize described buildings the geometric configuration of bottom surface, the geological information of position and the attribute information that characterizes the macroscopic features of described buildings.
The treating apparatus of the electronic map data of embodiments of the invention, wherein, described attribute information comprises depth of building information, building surface texture information, roof shape information, building surface colouring information, top of building colouring information.
The treating apparatus of the electronic map data of embodiments of the invention, wherein, also comprises:
The first determining unit, for determining the indication range that needs demonstration;
Judging unit, for judging according to the geological information of buildings whether described buildings is positioned at described indication range, when described buildings is positioned at described indication range, described the first call unit calls the geological information of described buildings according to described corresponding relation, described the second call unit calls the attribute information of described buildings according to described corresponding relation.
The treating apparatus of the electronic map data of embodiments of the invention, wherein, described the first determining unit comprises:
Positioning unit, for locating current position;
Acquiring unit, for obtaining the current displaying ratio chi of navigating instrument;
Planning unit, determines indication range for the current displaying ratio chi according to current position and navigating instrument.
The navigation terminal of embodiments of the invention, comprises the treating apparatus of the electronic map data of embodiments of the invention.
The beneficial effect of technique scheme of the present invention is as follows:
Technique scheme can generate geological information and the attribute information of reflection buildings position, characteristic easily and efficiently, and utilize geological information and attribute information that buildings is shown efficiently, controlling on the basis of data volume thus, make production and the demonstration of the buildings data of magnanimity in navigation data become possibility, the display effect that makes navigation data is horn of plenty and image more.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of the disposal route of electronic map data of the present invention;
Fig. 2 is the integrated stand composition of the treating apparatus of electronic map data of the present invention.
Embodiment
For making the technical problem to be solved in the present invention, technical scheme and advantage clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
The present invention is directed to the processing mode of existing traditional complex steps, buildings data that data volume is large, a kind of disposal route and system of electronic map data are provided, realize and quick, easy obtain and show buildings data, greatly improve production, the display efficiency of buildings data, make the display effect visuality of buildings data better and with real world more meet simultaneously.
As shown in Figure 1, the disposal route of electronic map data of the present invention, comprising:
Step S1, obtains geological information and the attribute information of outdoor scene buildings;
Step S2, is stored into respectively the first storage unit and the second storage unit by described geological information and attribute information;
Step S3, sets up corresponding relation between the attribute information in the geological information in the first storage unit and the second storage unit;
Step S4 according to described corresponding relation, calls geological information from described the first storage unit, from described the second storage unit, calls described attribute information, according to described geological information and described attribute information, shows described buildings in electronic chart.
Technique scheme can generate geological information and the attribute information of reflection buildings position, characteristic easily and efficiently, and utilize geological information and attribute information that buildings is shown efficiently, greatly simplify and need data volume to be processed thus, controlling on the basis of data volume, make production and the demonstration of the buildings data of magnanimity in navigation data become possibility, the display effect that makes navigation data is horn of plenty and image more.
Wherein, in said method embodiment, above-mentioned steps S1 can specifically comprise:
Obtain the appearance information of buildings, by described appearance information be categorized as characterize described buildings the geometric configuration of bottom surface, the geological information of position and the attribute information that characterizes the macroscopic features of described buildings.
Wherein, in said method embodiment, described attribute information comprises depth of building information, building surface texture information, roof shape information, building surface colouring information, top of building colouring information.
Wherein, in said method embodiment, above-mentioned steps S4 can specifically comprise:
Step S41, determines the indication range that needs navigating instrument to show;
Step S42, judges according to the geological information of described buildings whether described buildings is positioned at described indication range;
Step S43, if described buildings is positioned at described indication range, according to described corresponding relation, calls the geological information of described buildings and the attribute information of described buildings;
Step S44, shows the described buildings of described indication range according to the attribute information of the geological information of described buildings and described buildings.
Wherein, in said method embodiment, determine and need the indication range showing to comprise several sub-steps of following S411 to S413:
Step S411, locates current position, locates current position and can pass through GPS(Global Positioning System, GPS) location realization;
Step S412, obtains the current displaying ratio chi of navigating instrument;
Step S413, determines the scope that need to show buildings according to current location and current displaying ratio chi.
As shown in Figure 2, embodiments of the invention also provide a kind for the treatment of apparatus of electronic map data, comprising:
Acquiring unit 210, for obtaining geological information and the attribute information of buildings, and is stored into respectively the first storage unit 280 and the second storage unit 290 by described geological information and attribute information;
Set up unit 220, for setting up corresponding relation between the attribute information in the geological information in the first storage unit 280 and the second storage unit 290;
Display unit 250, for showing described buildings according to described geological information and described attribute information.
The embodiment of the treating apparatus of electronic map data of the present invention also comprise for store buildings geological information the first storage unit 280 and for storing the second storage unit 290 of the attribute information of buildings.
The embodiment of the treating apparatus of electronic map data of the present invention also comprises:
The first call unit 230, for calling described geological information from described the first storage unit 280;
The second call unit 240, for calling described attribute information from described the second storage unit 290.
The embodiment of the treating apparatus of electronic map data of the present invention, wherein, acquiring unit 210 comprises:
Acquisition module 211, for obtaining the appearance information of outdoor scene buildings;
Judgement sort module 212, for the described appearance information that described acquisition module is obtained be categorized as characterize described buildings the geometric configuration of bottom surface, the geological information of position and the attribute information that characterizes the macroscopic features of described buildings.
The embodiment of the treating apparatus of electronic map data of the present invention, wherein said attribute information comprises depth of building information, building surface texture information, roof shape information, building surface colouring information, top of building colouring information.
The embodiment of the treating apparatus of electronic map data of the present invention, wherein, also comprises:
The first determining unit 260, for the indication range of determining that navigating instrument need to show;
Judging unit 270, for judging according to the geological information of described buildings whether described buildings is positioned at indication range, when described buildings is positioned at described indication range, the first call unit 230 calls the geological information of described buildings according to described corresponding relation, the second call unit 240 calls the attribute information of described buildings according to described corresponding relation.
The embodiment of the disposal system of buildings data of the present invention, wherein, described the first determining unit 260 comprises:
Positioning unit, for locating current position;
Acquiring unit, for obtaining the current displaying ratio chi of navigating instrument;
Planning unit, determines indication range for the current displaying ratio chi according to current position and navigating instrument.
The embodiment of the treating apparatus of electronic map data of the present invention, wherein, described the first storage unit 280 and described the second storage unit 290 are the division on function logic, can be realized by same storage substance (as hard disk).
Navigation terminal of the present invention, comprises the embodiment of the treating apparatus of electronic map data of the present invention.
One of ordinary skill in the art will appreciate that, the all or part of step realizing in above-described embodiment method is to come the hardware that instruction is relevant to complete by program, described program can be stored in a computer read/write memory medium, this program is when carrying out, comprise the step as above-mentioned embodiment of the method, described storage medium, as: magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
In each embodiment of the method for the present invention; the sequence number of described each step can not be for limiting the sequencing of each step; for those of ordinary skills, do not paying under the prerequisite of creative work, the priority of each step is changed also within protection scope of the present invention.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (11)
1. a disposal route for electronic map data, is characterized in that, comprising:
Step S1, obtains geological information and the attribute information of outdoor scene buildings;
Step S2, is stored into respectively the first storage unit and the second storage unit by described geological information and attribute information;
Step S3, sets up corresponding relation between the attribute information in the geological information in the first storage unit and the second storage unit;
Step S4 according to described corresponding relation, calls geological information from described the first storage unit, from described the second storage unit, calls described attribute information, according to described geological information and described attribute information, shows described buildings in electronic chart.
2. the disposal route of electronic map data according to claim 1, it is characterized in that, described step S1 is specially: obtain the appearance information of outdoor scene buildings, by described appearance information be categorized as characterize described buildings the geometric configuration of bottom surface, the geological information of position and the attribute information that characterizes the macroscopic features of described buildings.
3. the disposal route of electronic map data according to claim 1, it is characterized in that, described attribute information comprises depth of building information, building surface texture information, roof shape information, building surface colouring information, top of building colouring information.
4. the disposal route of electronic map data according to claim 1, is characterized in that, described step S4 specifically comprises:
Determine the indication range that needs demonstration;
According to the geological information of described buildings, judge whether described buildings is positioned at described indication range;
If described buildings is positioned at described indication range, according to described corresponding relation, call the geological information of described buildings and the attribute information of described buildings;
The described buildings that shows described indication range according to the attribute information of the geological information of described buildings and described buildings.
5. the disposal route of electronic map data according to claim 4, is characterized in that, described definite indication range showing that needs specifically comprises:
Locate current position;
Obtain the current displaying ratio chi of navigating instrument;
According to current location and current displaying ratio chi, determine the scope that need to show buildings.
6. a treating apparatus for electronic map data, is characterized in that, comprising:
Acquiring unit, for obtaining geological information and the attribute information of outdoor scene buildings, and is stored into respectively the first storage unit and the second storage unit by described geological information and attribute information;
Set up unit, for setting up corresponding relation between the attribute information in the geological information in the first storage unit and the second storage unit;
The first call unit, for calling described geological information from described the first storage unit;
The second call unit, for calling described attribute information from described the second storage unit;
Display unit, for showing described buildings according to described geological information and described attribute information.
7. the treating apparatus of electronic map data according to claim 6, is characterized in that, described acquiring unit comprises:
Acquisition module, for obtaining the appearance information of outdoor scene buildings;
Judgement sort module, for the described appearance information that described acquisition module is obtained be categorized as characterize described buildings the geometric configuration of bottom surface, the geological information of position and the attribute information that characterizes the macroscopic features of described buildings.
8. the treating apparatus of electronic map data according to claim 6, it is characterized in that, described attribute information comprises depth of building information, building surface texture information, roof shape information, building surface colouring information, top of building colouring information.
9. the treating apparatus of electronic map data according to claim 6, is characterized in that, also comprises:
The first determining unit, for determining the indication range that needs demonstration;
Judging unit, for judging according to the geological information of buildings whether described buildings is positioned at described indication range, when described buildings is positioned at described indication range, described the first call unit calls the geological information of described buildings according to described corresponding relation, described the second call unit calls the attribute information of described buildings according to described corresponding relation.
10. the treating apparatus of electronic map data according to claim 9, is characterized in that, described the first determining unit comprises:
Positioning unit, for locating current position;
Acquiring unit, for obtaining the current displaying ratio chi of navigating instrument;
Planning unit, determines indication range for the current displaying ratio chi according to current position and navigating instrument.
11. 1 kinds of navigation terminals, is characterized in that, comprise the treating apparatus of the electronic map data as described in claim 6-10 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310162866.8A CN104142147A (en) | 2013-05-06 | 2013-05-06 | An electronic map data processing method, a processing device and a navigation terminal |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310162866.8A CN104142147A (en) | 2013-05-06 | 2013-05-06 | An electronic map data processing method, a processing device and a navigation terminal |
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| CN104142147A true CN104142147A (en) | 2014-11-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104599324A (en) * | 2015-02-06 | 2015-05-06 | 浪潮集团有限公司 | Map data loading method and map data loading device based on GIS (geographic information system) platform |
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| CN102200451A (en) * | 2010-01-05 | 2011-09-28 | 罗伯特·博世有限公司 | Stylized procedural modeling for 3D navigation |
| CN102980570A (en) * | 2011-09-06 | 2013-03-20 | 上海博路信息技术有限公司 | Live-scene augmented reality navigation system |
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2013
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Patent Citations (5)
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| EP0802516A2 (en) * | 1996-04-16 | 1997-10-22 | Xanavi Informatics Corporation | Map display device, navigation device and map display method |
| JPH10222056A (en) * | 1997-02-10 | 1998-08-21 | Nec Corp | Recording medium recorded with road map data and road map display program, and road map display device |
| CN1349202A (en) * | 2000-10-06 | 2002-05-15 | 松下电器产业株式会社 | Apparatus and method for map display, computer program of said display apparatus |
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| CN104599324A (en) * | 2015-02-06 | 2015-05-06 | 浪潮集团有限公司 | Map data loading method and map data loading device based on GIS (geographic information system) platform |
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Application publication date: 20141112 |
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