CN106705985B - The method, apparatus and electronic equipment of display direction billboard in navigation - Google Patents
The method, apparatus and electronic equipment of display direction billboard in navigation Download PDFInfo
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- CN106705985B CN106705985B CN201611149552.4A CN201611149552A CN106705985B CN 106705985 B CN106705985 B CN 106705985B CN 201611149552 A CN201611149552 A CN 201611149552A CN 106705985 B CN106705985 B CN 106705985B
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- billboard
- indicator board
- navigation
- dimensional
- dimensional navigation
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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
- G01C21/34—Route searching; Route guidance
- G01C21/36—Input/output arrangements for on-board computers
- G01C21/3626—Details of the output of route guidance instructions
-
- 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
- G01C21/34—Route searching; Route guidance
- G01C21/36—Input/output arrangements for on-board computers
- G01C21/3626—Details of the output of route guidance instructions
- G01C21/3635—Guidance using 3D or perspective road maps
Abstract
The invention discloses the method, apparatus and electronic equipment of display direction billboard in a kind of navigation, this method comprises: receiving navigation instruction；Two dimensional navigation map is loaded, and provides two dimensional navigation path according to the navigation instruction；Determine and be navigated the current location of object, and according to the current location determine described in be navigated object where current road segment；Judge the current road segment in front of current location with the presence or absence of indicator board, in this way, then: the direction billboard of the corresponding indicator board is extracted from the billboard database of direction, wherein, the direction billboard is arranged to highlight on the indicator board to along the instruction information of the two dimensional navigation path direction；Relatively corresponding junction ahead plays the direction billboard in advance.
Description
Technical field
The present invention relates to a kind of methods of display direction billboard in map of navigation electronic field more particularly to navigation, a kind of
The device and a kind of electronic equipment of display direction billboard in navigation.
Background technique
With the rapid development of information industry, auto navigation technology is gradually improved, and auto-navigation system is more and more public
It is familiar with and receives.
Currently, three-dimensional navigation electronic map comes into being, and the two exists while two dimensional navigation electronic map graduallys mature
Using upper each advantageous, for example, two dimensional navigation electronic map relative dimensional map of navigation electronic have wider array of coverage area and
With more succinct picture exhibition, and three-dimensional navigation electronic map relative two dimensional map of navigation electronic being capable of more figurative expression
Increasingly complicated urban road form.But two and three dimensions map of navigation electronic is in the presence of lacking to driving in navigation procedure
The problem of in-advance advance notice of person's driving direction, this will lead to driver can not determine correct driving direction in advance.Therefore, non-
The method of often it is necessary to provide a kind of in navigation display direction billboard.
Summary of the invention
The technical solution of it is an object of the present invention to provide a kind of in navigation display direction billboard.
According to the first aspect of the invention, a kind of method of display direction billboard in navigation is provided comprising:
Receive navigation instruction；
Two dimensional navigation map is loaded, and provides guidance path according to the navigation instruction；
Determine and be navigated the current location of object, and according to the current location determine described in be navigated object where work as
Preceding section；
Judge that the current road segment whether there is indicator board in front of current location, if so, then:
The direction billboard of the corresponding indicator board is extracted from the billboard database of direction, wherein the direction billboard is set
It is set to and the instruction information along the guidance path direction is highlighted on the indicator board；
Relatively corresponding junction ahead plays the direction billboard in advance.
Optionally, the direction billboard that the corresponding indicator board is extracted from the billboard database of direction includes:
The indicator board is extracted from the billboard database of direction；
The unidirectional billboard along the guidance path direction of the corresponding indicator board is extracted from the billboard database of direction,
In, the unidirectional billboard includes the instruction information along the guidance path direction of the indicator board, and described with being different from
The display mode of indicator board；
The indicator board is superimposed with the unidirectional billboard, obtains the direction billboard.
Optionally, the direction billboard database is image data.
Optionally, the direction billboard database is under the jurisdiction of two dimensional navigation map data base.
Optionally, the method also includes:
Three-dimensional induction path is generated according to the two dimensional navigation path computing；
The current road segment and the true three-dimensional navigation data in front of the three-dimensional induction path are loaded, is seen with the direction
Plate synthesizes true three-dimensional navigation scene together, to play the direction billboard in the true three-dimensional navigation scene.
According to the second aspect of the invention, a kind of device of display direction billboard in navigation is provided comprising:
Receiving module, for receiving navigation instruction；
Two dimensional navigation module provides guidance path for loading two dimensional navigation map, and according to the navigation instruction；
Locating module for determining the current location for being navigated object, and determines described led according to the current location
Current road segment where boat object；
Judgment module, for judging that the current road segment, with the presence or absence of indicator board, obtains judgement knot in front of current location
Fruit；
Billboard extraction module, for extracting and corresponding to from the billboard database of direction according to there are the judging results of indicator board
The direction billboard of the indicator board, wherein the direction billboard is arranged on the indicator board to along the guidance path
The instruction information in direction carries out prominent label；And
Playing module is used for relatively corresponding junction ahead, plays the direction billboard in advance.
Optionally, the billboard extraction module includes:
First extraction unit, for extracting the indicator board from the billboard database of direction；
Second extraction unit, for extracted from the billboard database of direction the corresponding indicator board along the guidance path
The unidirectional billboard in direction, wherein the unidirectional billboard includes the instruction information along the guidance path direction of the indicator board,
And there is the display mode for being different from the indicator board；And
Superpositing unit obtains the direction billboard for the indicator board to be superimposed with the unidirectional billboard.
Optionally, the direction billboard database is image data.
Optionally, the direction billboard database is under the jurisdiction of two dimensional navigation map data base.
Optionally, described device further include:
Three-dimensional navigation module, for generating three-dimensional induction path according to the two dimensional navigation path computing；And for loading
The current road segment and the true three-dimensional navigation data in front of the three-dimensional induction path, synthesize true together with the direction billboard
Three-dimensional navigation scene, so that the playing module plays the direction billboard in the true three-dimensional navigation scene.
According to the third aspect of the invention we, a kind of electronic equipment is provided comprising described according to a second aspect of the present invention
Device.
According to the fourth aspect of the invention, a kind of electronic equipment is provided comprising memory and processor, the storage
For storing instruction, described instruction is operated described in execution according to a first aspect of the present invention device for controlling the processor
Method.
A beneficial effect of the invention is that the method, apparatus of display direction billboard and electronics are set in present invention navigation
It is standby to obtain dashing forward to the instruction information along guidance path direction on original indicator board based on direction billboard database
The direction billboard shown out, and according to the geographic location association between indicator board and two dimensional navigation map, relatively corresponding front
The direction billboard that crossing plays in advance.Therefore, according to the method for the present invention, device and electronic equipment, will generate with
It is that navigation scenarios match and with carrying out the navigation picture of highlighted direction billboard to guidance path, and then quilt can be given
Object navigate with clear, visual indication, help is navigated object and carries out the preparation such as steering, straight trip in advance.
Detailed description of the invention
A specific embodiment of the invention is referred in conjunction with the accompanying drawings, and feature of the invention, purpose and implementation will
It can become readily apparent from, and being more readily understood of will also becoming of present invention itself.
Fig. 1 is the flow diagram according to the method for display direction billboard in the navigation of the embodiment of the present invention；
Fig. 2 is the flow diagram according to the method for display direction billboard in the navigation of another embodiment of the present invention；
Fig. 3 is the schematic diagram according to an indicator board of the embodiment of the present invention；
Fig. 4 is the schematic diagram for the unidirectional billboard that the guidance path of indicator board shown in corresponding diagram 3 is straight trip direction；
Fig. 5 is the schematic diagram that the guidance path of indicator board shown in corresponding diagram 3 is the unidirectional billboard in left-hand rotation direction；
Fig. 6 is the schematic diagram that the guidance path of indicator board shown in corresponding diagram 3 is the unidirectional billboard in right-hand rotation direction；
Fig. 7 is to illustrate the effect for the direction billboard that unidirectional billboard is overlapped shown in indicator board shown in Fig. 3 and Fig. 4
Figure；
Fig. 8 is to illustrate the effect for the direction billboard that unidirectional billboard is overlapped shown in indicator board shown in Fig. 3 and Fig. 5
Figure；
Fig. 9 is to illustrate the effect for the direction billboard that unidirectional billboard is overlapped shown in indicator board shown in Fig. 3 and Fig. 6
Figure；
Figure 10 is the effect diagram of the true three-dimensional navigation scene of guidance path in corresponding diagram 8；
Figure 11 is the effect diagram of the true three-dimensional navigation scene of guidance path in corresponding diagram 7；
Figure 12 is the effect diagram of the true three-dimensional navigation scene of guidance path in corresponding diagram 9；
Figure 13 is the frame principle figure according to the device of display direction billboard in the navigation of the embodiment of the present invention；
Figure 14 is the frame principle figure according to the device of display direction billboard in the navigation of another embodiment of the present invention；
Figure 15 is the frame principle figure according to the electronic equipment of the embodiment of the present invention.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It is shown here and discuss all examples in, any occurrence should be construed as merely illustratively, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
Fig. 1 is a kind of flow diagram of embodiment of the method for display direction billboard in navigation according to the present invention.
According to Fig. 1, the method for the present invention includes the following steps:
Step S101 receives navigation instruction.
The navigation instruction is usually inputted by user via electronic equipment, which can be the starting point set and end
Point.
The device for inputting navigation instruction for user can be key board unit, handwriting device, speech input device etc..
Step S102 loads two dimensional navigation map, and provides two dimensional navigation path according to navigation instruction.
The two dimensional navigation map is obtained based on two dimensional navigation loading of map database.
Two dimensional navigation map data base is for storing high-precision two dimensional navigation data (X, Y).
The navigation instruction of corresponding setting beginning and end, which is to be navigated object from setting
Starting point reach setting terminal path.
The two dimensional navigation path can be shown on two dimensional navigation map.
Step S103 determines the current location for being navigated object, and is navigated where object according to current location determination
Current road segment.
In this step, the data determination that the GPS positioning device that can be configured according to electronic equipment provides is navigated object
Current location, then determine its physical location in urban road.
Further, the data that can also be provided according to GPS positioning device determine the current driving lane for being navigated object,
To prompt user's lane change according to two dimensional navigation path.
Step S104 judges that current road segment whether there is indicator board in front of current location, if so, thening follow the steps
S105 enters lower a road section if not, waiting, and starts to judge next time.
The indicator board can make according to the guideboard of field exploring, have instruction information identical with corresponding guideboard, and
Instruction information can be shown according to unified standard (such as uniform tone).
Fig. 3 shows the schematic diagram of an indicator board.Indicator board according to Fig.3, corresponding crossing are four crossway
Mouthful, three, front direction is respectively the international trade bridge direction in the southern exposure raft of pontoons direction kept straight on, Dongdan direction of left-hand rotation and right-hand rotation, and
The crossing has viaduct, goes to Dongdan direction if necessary, then needs to carry out Pan Qiao according to direction shown in Fig. 3.
The setting position of indicator board needs to carry out field exploring, to establish the index of each indicator board and geographical location, in turn
Complete the judgement in step S104.
Step S105 extracts the direction billboard of corresponding indicator board, wherein direction billboard is set from the billboard database of direction
It is set to and the instruction information along two dimensional navigation path direction is highlighted on the indicator board, in order to identify and cause
The attention of driver.
It is corresponding if two dimensional navigation path direction is the southern exposure raft of pontoons direction of straight trip for the indicator board shown in Fig. 3
Direction billboard carries out straight trip instruction information and southern exposure raft of pontoons instruction information as shown in fig. 7, its indicator board relatively shown in Fig. 3
It highlights.
For the indicator board shown in Fig. 3, if two dimensional navigation path direction is Dongdan direction turned left, corresponding direction
Billboard has carried out left-hand rotation instruction information and Dongdan instruction information prominent aobvious as shown in figure 8, its indicator board relatively shown in Fig. 3
Show.
It is corresponding if two dimensional navigation path direction is the international trade bridge direction turned right still shown in Fig. 3 for indicator board
Direction billboard indicates that information and international trade bridge instruction information carry out to turning right as shown in figure 9, its indicator board relatively shown in Fig. 3
It highlights.
This is highlighted, and be can be and is highlighted, distinguishes color and show, distinguish lines and show, increase distinguishing mark etc..
In one particular embodiment of the present invention, different two dimensional navigation paths can be corresponded to according to indicator board pre-production
Direction billboard, and be stored in the billboard database of direction, directly to extract corresponding direction billboard according to two dimensional navigation path.
In another specific embodiment of the invention, can also with pre-production indicator board as shown in Figure 3, such as Fig. 4 institute
The two dimensional navigation path shown is the unidirectional billboard in the southern exposure raft of pontoons direction of straight trip, two dimensional navigation path as shown in Figure 5 is left-hand rotation
Eastern unidirectional unidirectional billboard and two dimensional navigation path as shown in FIG. 6 be that the unidirectional billboard in international trade bridge direction of right-hand rotation is deposited
Storage is in the billboard database of direction, wherein each unidirectional billboard has the display mode for being different from indicator board.In this way, passing through superposition
Unidirectional billboard shown in indicator board and Fig. 4 shown in Fig. 3, can obtain direction billboard shown in Fig. 7, with the southern exposure raft of pontoons direction to straight trip
It is highlighted；By unidirectional billboard shown in indicator board shown in stacking chart 3 and Fig. 5, direction billboard shown in Fig. 8 can be obtained,
To be highlighted to Dongdan direction of left-hand rotation；And pass through unidirectional billboard shown in indicator board shown in stacking chart 3 and Fig. 6,
Direction billboard shown in Fig. 9 is obtained, to highlight to the international trade bridge direction of right-hand rotation.
In this embodiment, indicator board is equivalent to the shared background board of corresponding direction billboard, and unidirectional billboard only has
Along the instruction information of a driving direction, corresponding instruction information is highlighted with being realized after superposition.Here, due to unidirectional
Billboard has less information, and therefore it is beneficial to reduce data storage capacities.
Accordingly, the direction billboard of corresponding indicator board should be extracted from the billboard database of direction further comprises walking as follows
It is rapid:
Step S1051 extracts indicator board from the billboard database of direction, namely extracts shared background board.
Step S1052 extracts the list along two dimensional navigation path direction of the corresponding indicator board from the billboard database of direction
To billboard, wherein the unidirectional billboard includes the instruction information along two dimensional navigation path direction of indicator board, and has and be different from finger
Show the display mode of plate.
The indicator board extracted is superimposed with the unidirectional billboard extracted, obtains direction billboard by step S1053.
Step S106, relatively corresponding junction ahead, i.e., the junction ahead of the corresponding direction billboard extracted play in advance
Direction billboard, predicted in advance the driving direction along two dimensional navigation path.
In step S106, when can be played according to current location with the calculating of the distance between corresponding junction ahead
Machine.For example, direction billboard can be being played at 100 meters to 300 meters of corresponding junction ahead.
In one particular embodiment of the present invention, above-mentioned direction billboard database can be image data, this relative to
The outdoor scene guideboard that vector quantization is arranged will substantially reduce realization difficulty.
In one particular embodiment of the present invention, above-mentioned direction billboard database can be under the jurisdiction of two dimensional navigation map number
According to library, so that direction billboard database is based on two dimensional navigation map and works.Since two dimensional navigation map data base has covering
The wide advantage of range, therefore, the wider scope of application will be had by playing direction billboard on the basis of two dimensional navigation map.
Further, due to true three-dimensional navigation map has being capable of the more increasingly complicated urban road shape of figurative expression
State is capable of providing more intuitive induction path, therefore, in the range of the covering of true three-dimensional navigation map data base, this hair
Bright method can also combine true three-dimensional navigation map data base and use.
True three-dimensional navigation database generally includes true scene data library and very three-dimensional induction data library, true three-dimensional scenic
Database includes road scene data and building model data, and road scene data further comprise section contextual data and road
Mouth contextual data.The section contextual data and crossing contextual data are used to generate the road scene image of true three-dimensional navigation scene,
The building model data are used to generate the road surrounding scene image of true three-dimensional navigation scene.It very can in three-dimensional induction data library
To include the crossing induction number for recording the section induction data of the induction information in section and recording the induction information in crossing
According in addition, induction information number relevant to induction path, induction arrow is generated can also be stored in very three-dimensional induction data library
According to.
Fig. 2 shows the flow diagrams that the true three-dimensional navigation map data base of joint according to the method for the present invention uses.
In this embodiment, the method for the present invention further includes following steps:
Step S201 generates three-dimensional induction path according to the two dimensional navigation path computing of above-mentioned planning.
Step S202 loads current road segment and the true three-dimensional navigation data in front of three-dimensional induction path.
Step S203, contains or the true three-dimensional navigation field without direction billboard according to the true three-dimensional navigation Data Synthesis of load
Scape.
Specifically, in the case where above-mentioned steps S104 judgement does not have indicator board, then step S203 will be according to load
True three-dimensional navigation Data Synthesis be free of direction billboard true three-dimensional navigation scene；There is indicator board in above-mentioned steps S104 judgement
In the case where, then step S203 will be according to the true three-dimensional navigation field of true three-dimensional navigation Data Synthesis billboard containing direction of load
Scape.
In this step, the two dimension that can be matched according to the geographic index established between and three-dimensional
Synchronous navigation.
It may include being generated based on three-dimensional induction path and very three-dimensional induction data library in the true three-dimensional navigation scene
Path model and induction arrow are induced, to provide more intuitive and three-dimensional direction navigation.
Still shown in Fig. 3 for the corresponding crossing of indicator board, Figure 10 is that the very three-dimensional in two dimensional navigation path in corresponding diagram 8 is led
The effect diagram for scene of navigating；Figure 11 is the effect diagram of the true three-dimensional navigation scene in two dimensional navigation path in corresponding diagram 7；Figure
12 be the effect diagram of the true three-dimensional navigation scene in two dimensional navigation path in corresponding diagram 9.
Further, the method for the present invention can also include the following steps S204.
Step S204 plays the true three-dimensional navigation scene contained or without direction billboard with larger proportion ruler.
For example, the true three-dimensional navigation scene can be played on the display screen of electronic equipment with maximum ratio.
Moreover, direction billboard can corresponding guideboard is amplified in relatively true three-dimensional navigation scene size broadcast
It puts, such as is played to the top half of true three-dimensional navigation scene, to provide relatively sharp displaying.
It can be seen that according to the method for the present invention, it will effectively solve two and three dimensions map of navigation electronic and lack to leading
During boat the problem of the in-advance advance notice of driver's driving direction, and then it can be improved user experience.
According to a second aspect of the present invention, a kind of device of display direction billboard in navigation is provided, Figure 13 is the device
A kind of frame principle figure of embodiment.
According to Figure 13, which includes receiving module 1301, two dimensional navigation module 1302, locating module 1303, sentences
Disconnected module 1304, billboard extraction module 1305, playing module 1306.
The receiving module 1301 is for receiving navigation instruction.
The two dimensional navigation module 1302 provides two dimensional navigation road for loading two dimensional navigation map, and according to navigation instruction
Diameter.
The locating module 1303 is navigated the current location of object for determining, and determines described led according to current location
Current road segment where boat object.
The judgment module 1304 is for judging that current road segment, with the presence or absence of indicator board, obtains judgement knot in front of current location
Fruit.
The billboard extraction module 1305 is used to extract from the billboard database of direction according to there are the judging results of indicator board
The direction billboard of the corresponding indicator board, wherein the direction billboard is arranged on the indicator board to along the two dimension
The instruction information in guidance path direction carries out prominent label.
The playing module 1306 is used for relatively corresponding junction ahead, plays the direction billboard extracted in advance.
The billboard extraction module 1305 can further comprise the first extraction unit, the second extraction unit and superpositing unit (figure
In be not shown).First extraction unit is for extracting the indicator board from the billboard database of direction.Second extraction unit is used
In the unidirectional billboard along the two dimensional navigation path direction for extracting the corresponding indicator board from the billboard database of direction,
In, the unidirectional billboard includes the instruction information along the two dimensional navigation path direction of the indicator board, and has and be different from
The display mode of the indicator board.The superpositing unit obtains the side for the indicator board to be superimposed with the unidirectional billboard
To billboard.
Above-mentioned direction billboard database can be image data.
Above-mentioned direction billboard database can be under the jurisdiction of two dimensional navigation map data base.
Figure 14 shows the frame principle figure of another embodiment of apparatus of the present invention.
In this embodiment, which further includes three-dimensional navigation module 1307.The three-dimensional navigation module 1307 is for loading
Current road segment and the true three-dimensional navigation data in front of induction path synthesize very three-dimensional together with the direction billboard extracted
Navigation scenarios, so that playing module 1306 plays the direction billboard extracted in true three-dimensional navigation scene.
According to the third aspect of the invention we, a kind of electronic equipment is additionally provided comprising according to the present invention above-mentioned
Device.
According to the fourth aspect of the invention, a kind of electronic equipment is additionally provided, Figure 15 shows the electronic equipment 1500
A kind of hardware configuration schematic diagram.
According to Figure 15, the electronic equipment 1500 includes memory 1501 and processor 1502, the memory 1501
For storing instruction, which is operated for control processor 1502 to execute in navigation according to the present invention and show
The method of direction billboard.
In addition to this, according to Figure 15, the electronic equipment 1500 further include interface arrangement 1503, input unit 1504,
Display device 1505, communication device 1506, loudspeaker 1507, microphone 1508 etc..Although multiple dresses are shown in FIG. 15
It sets, still, electronic equipment of the present invention can only relate to partial devices therein.
Above-mentioned communication device 1506 has for example been able to carry out wired or wireless communication.
Above-mentioned interface arrangement 1503 is for example including earphone jack, USB interface etc..
Above-mentioned input unit 1504 is such as may include touch screen, key.
Above-mentioned display device 1505 is, for example, liquid crystal display, touch display screen etc..
Electronic equipment of the present invention for example can be mobile phone, tablet computer, dedicated navigation equipment etc..
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Divide cross-reference, each embodiment focuses on the differences from other embodiments, but those skilled in the art
Member is it should be understood that the various embodiments described above can according to need exclusive use or be combined with each other.In addition, for device
For embodiment, since it is corresponding with embodiment of the method, so describing fairly simple, related place is implemented referring to method
The explanation of the corresponding part of example.System embodiment described above is only schematical, wherein being used as separation unit
The module of explanation may or may not be physically separated.
The present invention can be device, method and/or computer program product.Computer program product may include computer
Readable storage medium storing program for executing, containing for making processor realize the computer-readable program instructions of various aspects of the invention.
Computer readable storage medium, which can be, can keep and store the tangible of the instruction used by instruction execution equipment
Equipment.Computer readable storage medium for example can be-- but it is not limited to-- storage device electric, magnetic storage apparatus, optical storage
Equipment, electric magnetic storage apparatus, semiconductor memory apparatus or above-mentioned any appropriate combination.Computer readable storage medium
More specific example (non exhaustive list) includes: portable computer diskette, hard disk, random access memory (RAM), read-only deposits
It is reservoir (ROM), erasable programmable read only memory (EPROM or flash memory), static random access memory (SRAM), portable
Compact disk read-only memory (CD-ROM), digital versatile disc (DVD), memory stick, floppy disk, mechanical coding equipment, for example thereon
It is stored with punch card or groove internal projection structure and the above-mentioned any appropriate combination of instruction.Calculating used herein above
Machine readable storage medium storing program for executing is not interpreted that instantaneous signal itself, the electromagnetic wave of such as radio wave or other Free propagations lead to
It crosses the electromagnetic wave (for example, the light pulse for passing through fiber optic cables) of waveguide or the propagation of other transmission mediums or is transmitted by electric wire
Electric signal.
Computer-readable program instructions as described herein can be downloaded to from computer readable storage medium it is each calculate/
Processing equipment, or outer computer or outer is downloaded to by network, such as internet, local area network, wide area network and/or wireless network
Portion stores equipment.Network may include copper transmission cable, optical fiber transmission, wireless transmission, router, firewall, interchanger, gateway
Computer and/or Edge Server.Adapter or network interface in each calculating/processing equipment are received from network to be counted
Calculation machine readable program instructions, and the computer-readable program instructions are forwarded, for the meter being stored in each calculating/processing equipment
In calculation machine readable storage medium storing program for executing.
Computer program instructions for executing operation of the present invention can be assembly instruction, instruction set architecture (ISA) instructs,
Machine instruction, machine-dependent instructions, microcode, firmware instructions, condition setup data or with one or more programming languages
The source code or object code that any combination is write, the programming language include the programming language-of object-oriented such as
Smalltalk, C++ etc., and conventional procedural programming languages-such as " C " language or similar programming language.Computer
Readable program instructions can be executed fully on the user computer, partly execute on the user computer, be only as one
Vertical software package executes, part executes on the remote computer or completely in remote computer on the user computer for part
Or it is executed on server.In situations involving remote computers, remote computer can pass through network-packet of any kind
It includes local area network (LAN) or wide area network (WAN)-is connected to subscriber computer, or, it may be connected to outer computer (such as benefit
It is connected with ISP by internet).In some embodiments, by utilizing computer-readable program instructions
Status information carry out personalized customization electronic circuit, such as programmable logic circuit, field programmable gate array (FPGA) or can
Programmed logic array (PLA) (PLA), the electronic circuit can execute computer-readable program instructions, to realize each side of the invention
Face.
Referring herein to according to the method for the embodiment of the present invention, the flowchart and or block diagram of device and computer program product
Describe various aspects of the invention.It should be appreciated that each box and flowchart and or block diagram of flowchart and or block diagram
In each box combination, can be realized by computer-readable program instructions.
These computer-readable program instructions can be supplied to general purpose computer, special purpose computer or other programmable datas
The processor of processing unit, so that a kind of machine is produced, so that these instructions are passing through computer or other programmable datas
When the processor of processing unit executes, function specified in one or more boxes in implementation flow chart and/or block diagram is produced
The device of energy/movement.These computer-readable program instructions can also be stored in a computer-readable storage medium, these refer to
It enables so that computer, programmable data processing unit and/or other equipment work in a specific way, thus, it is stored with instruction
Computer-readable medium then includes a manufacture comprising in one or more boxes in implementation flow chart and/or block diagram
The instruction of the various aspects of defined function action.
Computer-readable program instructions can also be loaded into computer, other programmable data processing units or other
In equipment, so that series of operation steps are executed in computer, other programmable data processing units or other equipment, to produce
Raw computer implemented process, so that executed in computer, other programmable data processing units or other equipment
Instruct function action specified in one or more boxes in implementation flow chart and/or block diagram.
The flow chart and block diagram in the drawings show the device of multiple embodiments according to the present invention, method and computer journeys
The architecture, function and operation in the cards of sequence product.In this regard, each box in flowchart or block diagram can generation
One module of table, program segment or a part of instruction, the module, program segment or a part of instruction include one or more use
The executable instruction of the logic function as defined in realizing.In some implementations as replacements, function marked in the box
It can occur in a different order than that indicated in the drawings.For example, two continuous boxes can actually be held substantially in parallel
Row, they can also be executed in the opposite order sometimes, and this depends on the function involved.It is also noted that block diagram and/or
The combination of each box in flow chart and the box in block diagram and or flow chart, can the function as defined in executing or dynamic
The dedicated hardware based system made is realized, or can be realized using a combination of dedicated hardware and computer instructions.It is right
For those skilled in the art it is well known that, by hardware mode realize, by software mode realize and pass through software and
It is all of equal value that the mode of combination of hardware, which is realized,.
Various embodiments of the present invention are described above, above description is exemplary, and non-exclusive, and
It is not limited to disclosed each embodiment.Without departing from the scope and spirit of illustrated each embodiment, for this skill
Many modifications and changes are obvious for the those of ordinary skill in art field.The selection of term used herein, purport
In the principle, practical application or improvements over the prior art for best explaining each embodiment, or make the other of the art
Those of ordinary skill can understand each embodiment disclosed herein.The scope of the present invention is defined by the appended claims.
Claims (8)
1. a kind of method of display direction billboard in navigation characterized by comprising
Receive navigation instruction；
Two dimensional navigation map is loaded, and provides two dimensional navigation path according to the navigation instruction；
Determine and be navigated the current location of object, and according to the current location determine described in be navigated object where current road
Section；
Judge that the current road segment whether there is indicator board in front of current location, if so, then:
The direction billboard of the corresponding indicator board is extracted from the billboard database of direction, wherein the direction billboard is arranged to
The instruction information along the two dimensional navigation path direction is highlighted on the indicator board；
Relatively corresponding junction ahead plays the direction billboard in advance；
Wherein, the direction billboard that the corresponding indicator board is extracted from the billboard database of direction includes:
The indicator board is extracted from the billboard database of direction；
The unidirectional billboard along the two dimensional navigation path direction of the corresponding indicator board is extracted from the billboard database of direction,
In, the unidirectional billboard includes the instruction information along the two dimensional navigation path direction of the indicator board, and has and be different from
The display mode of the indicator board；
The indicator board is superimposed with the unidirectional billboard, obtains the direction billboard.
2. the method according to claim 1, wherein the direction billboard database is image data；And/or
The direction billboard database is under the jurisdiction of two dimensional navigation map data base.
3. method according to any one of claim 1 to 2, which is characterized in that the method also includes:
Three-dimensional induction path is generated according to the two dimensional navigation path computing；
The current road segment and the true three-dimensional navigation data in front of the three-dimensional induction path are loaded, with the direction billboard one
The true three-dimensional navigation scene of synthesis is played, to play the direction billboard in the true three-dimensional navigation scene.
4. the device of display direction billboard in a kind of navigation characterized by comprising
Receiving module, for receiving navigation instruction；
Two dimensional navigation module provides two dimensional navigation path for loading two dimensional navigation map, and according to the navigation instruction；
Locating module is navigated the current location of object for determination, and is navigated object according to the determination of the current location
Current road segment where body；
Judgment module, for judging that the current road segment, with the presence or absence of indicator board, obtains judging result in front of current location；
Billboard extraction module, for being extracted from the billboard database of direction described in corresponding to according to there are the judging results of indicator board
The direction billboard of indicator board, wherein the direction billboard is arranged on the indicator board to along the two dimensional navigation path
The instruction information in direction carries out prominent label；And
Playing module is used for relatively corresponding junction ahead, plays the direction billboard in advance；
Wherein, the billboard extraction module includes:
First extraction unit, for extracting the indicator board from the billboard database of direction；
Second extraction unit, for extracted from the billboard database of direction the corresponding indicator board along the two dimensional navigation path
The unidirectional billboard in direction, wherein the unidirectional billboard includes the instruction along the two dimensional navigation path direction of the indicator board
Information, and there is the display mode for being different from the indicator board；And
Superpositing unit obtains the direction billboard for the indicator board to be superimposed with the unidirectional billboard.
5. device according to claim 4, which is characterized in that the direction billboard database is image data；And/or
The direction billboard database is under the jurisdiction of two dimensional navigation map data base.
6. the device according to any one of claim 4 to 5, which is characterized in that described device further include:
Three-dimensional navigation module, for generating three-dimensional induction path according to the two dimensional navigation path computing；And it is described for loading
Current road segment and the true three-dimensional navigation data in front of the three-dimensional induction path, synthesize very three-dimensional together with the direction billboard
Navigation scenarios, so that the playing module plays the direction billboard in the true three-dimensional navigation scene.
7. a kind of electronic equipment, which is characterized in that including device described in any one of claim 4 to 6.
8. a kind of electronic equipment, which is characterized in that including memory and processor, the memory is for storing instruction, described
Instruction is operated for controlling the processor to execute according to the method in any one of claims 1 to 3.
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