CN110209754A - A kind of roading navigation system automatically generating prospecting figure - Google Patents
A kind of roading navigation system automatically generating prospecting figure Download PDFInfo
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- CN110209754A CN110209754A CN201910492073.XA CN201910492073A CN110209754A CN 110209754 A CN110209754 A CN 110209754A CN 201910492073 A CN201910492073 A CN 201910492073A CN 110209754 A CN110209754 A CN 110209754A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/29—Geographical information databases
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
- G06T17/05—Geographic models
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- G—PHYSICS
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T19/00—Manipulating 3D models or images for computer graphics
- G06T19/003—Navigation within 3D models or images
Abstract
The embodiment of the invention discloses the roading navigation system that one kind can automatically generate prospecting figure, including road environment modeling, simulated operation end and user terminal, user terminal selects survey route using the navigation system in road environment modeling, simulated operation end carries out secondary editor's preservation to road environment modeling according to investigation information and handles, road environment modeling includes regional geography database, GPS navigation system and GIS GeoscienceInformation System, the geographic profile information of regional geography database is generated 3 dimensional drawing by GIS GeoscienceInformation System and GPS navigation system, and three-dimensional geographic information can be carried out two-dimentional displaying by GPS navigation system；Investigation information is updated in GIS GeoscienceInformation System and is built by this programme, generates X-Y scheme or 3 dimensional drawing about investigation information, therefore does not need to draw by hand again, reduces the error of manual drawing survey route.
Description
Technical field
The present invention relates to planning exploratory techniques fields, more particularly to a kind of roading navigation that can automatically generate prospecting figure
System.
Background technique
Promoting traffic safety degree is the major issue benefited the nation and the people, and many experts and scholars carry out deep extensively in this respect
The research entered.Traffic accident prevention is the important content of one of main task of traffic safety and traffic engineering research,
The meaning of traffic safety is not only related to the life and safety of oneself, while being also the embodiment for respecting other people life, be construct and
The key factor of humorous society., someone's once traffic accident is referred to as " the traffic war of modern society ", and traffic accident is stealthy as one
Killer, the people that violation violating the regulations is waited on road that hides occur.Therefore, people should learn to protect oneself, form civilization
Driving, the habit that civilization is walked.Maintenance traffic safety is the social ethics that everyone should have.
Certainly while improving whole national driving quality, the safety of road itself is also improved, when going out in road
Existing barrier be perhaps recessed or road beside building when breaking down, be possible to cause great traffic accident, because
This needs timing to carry out roading prospecting.
But current navigation system only has traditional mobile guiding function, when being applied to road survey, also
It has the following deficiencies:
(1) common GPS navigation system can only carry out two-dimensional surface guidance, therefore to the surveys of building beside road
It cannot accurately be integrated into navigation system, be not easy to the management service work in later period；
(2) surveys are recorded using drawing mostly, surveys are easily lost, and save difficulty, and be not easy to manage
Maintenance personnel determines corresponding position in time, and there are errors with field condition, and picture heavy workload, increase data processing are difficult
Degree；
(3) mostly using manual drawing about prospecting road and the 2 d plane picture for reconnoitring object, therefore for prospecting pair
The influence degree of elephant not can be carried out intuitive cognition, and drawing figure can only use for the professional of the technical field.
Summary of the invention
The embodiment of the invention discloses the roading navigation system that one kind can automatically generate prospecting figure, and investigation information is existed
It updates and builds in GIS GeoscienceInformation System, generate the X-Y scheme or 3 dimensional drawing about investigation information, therefore be not required to
Again it to draw by hand, reduce the error of manual drawing survey route, and increase the 3 dimensional drawing of prospecting object, so that surveying
Information more specific image in navigation routine is examined, facilitates the programme for proposing the later period, to solve the problems of the prior art.
The embodiment of the invention provides a kind of roading navigation system that can automatically generate prospecting figure, including road
Environmental modeling system, simulated operation end and user terminal, the road environment modeling are integrated in simulated operation end and use
In the terminal of family, the user terminal selects survey route, the simulation behaviour using the navigation system in road environment modeling
Make end and secondary editor's preservation processing is carried out to road environment modeling according to investigation information；
The road environment modeling includes regional geography database, GPS navigation system and GIS GeoscienceInformation System,
The geographic profile information of regional geography database is generated 3 dimensional drawing by the GIS GeoscienceInformation System and GPS navigation system,
And three-dimensional geographic information can be carried out two-dimentional displaying by the GPS navigation system；
The user terminal determines the geographical location that user is currently located in real time, and acquires the physical form of exploratory spot in real time
Geographical location and physical form synchronizing information are transmitted simulated operation end by information, the simulated operation end to data into
Row processing, investigation information is updated in road environment modeling and is built.
Optionally, the simulated operation end includes data receiving system, data processing system and database categorizing system, institute
Data receiving system is stated for receiving the prospecting mark information of user terminal transmission, the data processing system includes for obtaining
The individual coordinate unit in investigation information geographical location, the three-dimensional prospecting analogue unit and use that investigation information is modeled to three-dimensional figure
The resolution unit of label physics shape information is reconnoitred in analysis, the data processing unit is set according to the severity level of prospecting label
Set different priority, the database taxon according to different navigation circuits will reconnoitre mark information be stored in it is different
In database, and the prospecting mark information according to the priority of physical form information height in the database grouping sheet
Member is sequentially arranged.
Optionally, the geographic profile information specifically refers to remote sensing images, height above sea level data, system in area to be planned
Meter data, measured data and multi-medium data, the GIS GeoscienceInformation System and GPS navigation system are raw by geographic profile information
At the specific steps of three-dimensional coordinate system are as follows:
Step 100, the remote sensing images according to area to be planned determine the two-dimensional surface boundary of area to be planned, obtain every
The two-dimensional coordinate of the X of a structural unit, Y direction；
Step 200, according to the carrying elevation information of data and remote sensing images in relation to height above sea level, utilize GPS navigation system
GPS height fitting method in system obtains the height coordinate of the Z-direction of each structural unit；
Step 300, GIS GeoscienceInformation System are carried out using X, Y, Z axis three-dimensional of the spatial data handling to area to be planned
Graph transformation, and different structural units is coloured into interpretation of images information.
Optionally, it is based on the GIS GeoscienceInformation System and GPS navigation system, from origin-to-destination in area to be planned
Inside at least select shaping survey route.
Optionally, the pretreatment operation of roading, specific steps are carried out to every survey route are as follows: survey described in every
It examines and several exploratory spots is set on route, survey route is evenly dividing into equidistant section by several described exploratory spots, will be every
A equidistant section sends simulated operation for the investigation information for reconnoitring object by user terminal as prospecting object
End carries out processing data information.
Optionally, the investigation information specifically includes two-dimensional localization geographical location and the physical form information of prospecting object,
The two-dimensional localization geographical location is specially the coordinate (x, y) for reconnoitring object starting point, and the individual coordinate unit is according to
The moving direction of user terminal determines specific location of the prospecting object in the three-dimensional coordinate system of navigation system.
Optionally, the simulated operation end carries out the specific steps of data processing using three-dimensional prospecting analogue unit:
Data receiving system using GPS navigation system position in real time current survey position three-dimensional geographical location information (x,
Y, z), and acquire the physical form information of current location prospecting；
Geographical location information is matched in the three-dimensional coordinate system of road environment modeling by individual coordinate unit, and
Prospecting position is marked in every bar navigation route；
By physical form information simulation at three-dimensional figure, and three-dimensional figure equal proportion is increased and is embedded into navigation road
At the prospecting position of line；
The survey route figure with prospecting record is generated, is directly printed as the survey route of two-dimensional space as exploratory map.
Optionally, by physical form information simulation at the specific steps of three-dimensional figure are as follows:
The direction of observation of X/Y plane in rotation selection simulation three-dimensional system of coordinate, until X/Y plane and GIS GeoscienceInformation System
In X/Y plane be overlapped；
It determines the key coordinate point in physical form information under the exploratory spot three-dimensional state, key coordinate point is sequentially connected
Generate the contour feature of exploratory spot three-dimensional state；
By the contour feature Corresponding matching of three-dimensional state in X/Y plane, XZ plane and the YZ plane in three-dimensional system of coordinate,
Contour feature is stretched along with the plane vertical direction, generates the three-dimensional figure of three ranks；
The three-dimensional figure integration of three ranks is generated into whole three-dimensional figure.
Optionally, the physical form information further includes frontier distance of the exploratory spot apart from both sides of the road, by three-dimensional
Figure increases when being embedded at the prospecting position of three-dimensional coordinate system, by the restriction of frontier distance, accurately defines exploratory spot and exists
Position on survey route.
Optionally, the data processing unit is parsed in the physical form information to exploratory spot, judges exploratory spot
When processing priority, major influence factors include the three-D volumes of exploratory spot, the coordinate position of exploratory spot and to road traffic
Influence.
As can be seen from the above technical solutions, the embodiment of the present invention has the advantage that
(1) for a user, this navigation system can not only be supplied to a plurality of prospecting path of user to the present invention, simultaneously also
Can current position coordinates or selected location of the moment identity user in this navigation system coordinate, therefore improve mark prospecting
The accuracy of position reduces location error of the investigation information in identification procedure；
(2) for the present invention for administrative staff, this navigation system collects processing investigation information, and investigation information is existed
It updates and builds in GIS GeoscienceInformation System, generate the X-Y scheme or 3 dimensional drawing about investigation information, therefore be not required to
Again it to draw by hand, reduce the error of manual drawing survey route, and increase the 3 dimensional drawing of prospecting object, so that surveying
Information more specific image in navigation routine is examined, the programme for proposing the later period is facilitated；
(3) for later period road project staff of the invention, according to position distribution of the prospecting object in survey route and
Longitudinal depth in three-dimensional coordinate can specifically judge to reconnoitre object to the influence during roading, convenient for prospecting pair
The processing grade of elephant is divided, so that staff be facilitated to dispatch the prospecting object handles sequence in roading, improves work
Make efficiency, the important informations such as conveniently regulating and controlling planning time and programmed cost, therefore this navigation system and planning is reconnoitred to entire road
Play very important effect.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the data processing structure block diagram of navigation system in embodiment of the present invention；
In figure:
1- road environment modeling；3- simulated operation end；4- user terminal；
101-GPS navigation system；102-GIS GeoscienceInformation System；103- regional geography database；301- data receiver system
System；302- data processing system；303- database categorizing system；3021- three-dimensional reconnoitres analogue unit；3022- individual coordinate list
Member；3023- resolution unit.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.Obviously, described embodiments are only a part of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
As shown in Figure 1, navigating herein the present invention provides the roading navigation system that one kind can automatically generate prospecting figure
After system selectes beginning and end, for a user, this navigation system can not only be supplied to a plurality of prospecting path of user, together
When can also current position coordinates or selected location of the moment identity user in this navigation system coordinate, therefore improve mark
The accuracy of position is reconnoitred, location error of the investigation information in identification procedure is reduced.
In addition for administrative staff, this navigation system collects processing investigation information, and investigation information in GIS is learned
It updates and builds in information system, generate the X-Y scheme or 3 dimensional drawing about investigation information, therefore do not need again
It draws by hand, reduces the error of manual drawing survey route, and increase the 3 dimensional drawing of prospecting object, so that investigation information
The more specific image in navigation routine facilitates the programme for proposing the later period.
For later period road project staff, according to position distribution of the prospecting object in survey route and in three-dimensional
Longitudinal depth in coordinate can specifically judge to reconnoitre object to the influence during roading, convenient for the place to prospecting object
Reason grade is divided, so that staff be facilitated to dispatch the prospecting object handles sequence in roading, improves working efficiency,
The important informations such as conveniently regulating and controlling planning time and programmed cost, therefore this navigation system plays act foot to the prospecting planning of entire road
The effect of weight.
In conclusion core of the invention thought is to be divided into existing navigation system using front end and editor backstage, therefore
Using front end while specific road is reconnoitred, prospecting letter is built according to investigation information in editor backstage again in navigation system
The three-dimensional structure of breath, therefore do not need prospecting personnel and draw by hand, prospecting pair is drawn according to ratio in navigation system automatically
The perspective view of elephant reduces manual drawing prospecting route and reconnoitres the component difficulty of object, improves the accuracy of roading.
Additionally, due in the prior art mostly using manual drawing about prospecting road and reconnoitre object 2 d plane picture,
Therefore it not can be carried out intuitive cognition for reconnoitring the influence degree of object, draw the professional people that figure can only be directed to the technical field
Member uses, but prospecting object can be carried out three-dimensional display by navigation system of the invention, and fine displaying prospecting object is in road
Location and shape size in road, therefore the use scope of the prospecting drafting figure is greatly improved, even layman
Also the influence of prospecting object can be well understood, it is more convenient to formulate the concrete scheme for being directed to roading.
It is whole that roading navigation system of the invention specifically includes road environment modeling 1, simulated operation end 3 and user
End 4, the road environment modeling 1 is integrated on simulated operation end 3 and user terminal 4, and the user terminal 4 uses road
Navigation system in road environmental modeling system 1 selects survey route, and the simulated operation end 3 can be to road environment modeling
1 carries out secondary editor's preservation processing.
Simulated operation end 3 is connected with user terminal 4 by local area network communication, therefore the investigation information of user terminal 4 can be real
When transmit simulated operation end 3, after simulated operation end 3 receives processing investigation information, by the corresponding filling road of investigation information
It in environmental modeling system 1, therefore realizes real-time rendering, avoids the loss of information, improve security level.
Road environment modeling 1 includes regional geography database 103, GPS navigation system 101 and GIS Geo-informatic Tupu system
System 102, the GIS GeoscienceInformation System 102 and GPS navigation system 101 are by the geographic profile information of regional geography database 103
3 dimensional drawing is generated, and three-dimensional geographic information can be carried out two-dimentional displaying by the GPS navigation system 101.
The data source that road environment modeling 1 builds the three dimensional space coordinate of planning region is mainly in area to be planned
Remote sensing images, height above sea level data, statistics, measured data and multi-medium data, the GIS GeoscienceInformation System 102
Geographic profile information is generated to the specific steps of three-dimensional coordinate system with GPS navigation system 101 are as follows:
Step 100, the remote sensing images according to area to be planned determine the two-dimensional surface boundary of area to be planned, obtain every
The two-dimensional coordinate of the X of a structural unit, Y direction；
Step 200, according to the carrying elevation information of data and remote sensing images in relation to height above sea level, utilize GPS navigation system
GPS height fitting method in system 101 obtains the height coordinate of the Z-direction of each structural unit；
Step 300, GIS GeoscienceInformation System 102 using spatial data handling to the X, Y, Z axis three-dimensional of area to be planned into
Row graph transformation, and different structural units is coloured into interpretation of images information.
The present invention is mainly built using GIS GeoscienceInformation System 102 and GPS navigation system 101 about where programme path
The three-dimensional coordinate system in region, wherein according to the aerial view in the region, it may be determined that the distribution of the region in the xy plane, so
X/Y plane is carried out afterwards to be divided into different grid spaces, the plan view of each grid space is generated using GPS height fitting
It, can formation zone geographical distribution using existing generalized information system and GPS navigation system 101 in the altitude info ination of Z-direction
The three-dimensional coordinate system of information.
It is further to note that conventional navigation coordinate system can be used in the navigation system of present embodiment, mark out
The geographical position coordinates of area to be planned in the world, but in order to reduce the mark difficulty in geographical location, can will be wait advise
Partition domain is independent, selectes the origin of area to be planned, and three dimensional space coordinate builds X, Y, Z axis separate space with the origin, and
The geographical location of mark prospecting object in the separate space.
User terminal 4 determines the geographical location that user is currently located in real time, and acquires the physical form letter of exploratory spot in real time
Geographical location and physical form synchronizing information are transmitted simulated operation end 3 by breath, the simulated operation end 3 to data into
Row processing, investigation information is updated in road environment modeling 1 and is built.
The physical form information not only includes the data information of exploratory spot ontology, further includes exploratory spot apart from both sides of the road
Frontier distance, three-dimensional figure is increased when being embedded at the prospecting position of three-dimensional coordinate system, passes through frontier distance
It limits, accurately defines position of the exploratory spot on survey route.
Investigation information is updated in road environment modeling 1 and is built, and can be generated in GIS GeoscienceInformation System 102
The three-dimensional simulation figure of investigation information, while the two-dimensional analog figure of investigation information can also be generated in GPS navigation system 101, therefore
To the more vivid multiplicity of the processing mode of investigation information, corresponding programme is generated convenient for carrying out analysis to investigation information.
Simulated operation end 3 includes data receiving system 301, data processing system 302 and database categorizing system 303, institute
Data receiving system 301, which is stated, for receiving the prospecting mark information of the transmission of user terminal 4, the data processing system 302 includes
For obtaining the individual coordinate unit 3022 in investigation information geographical location, investigation information being modeled to the three-dimensional prospecting mould of three-dimensional figure
Quasi-simple member 3021 and the resolution unit 3023 that physics shape information is marked for analyzing prospecting.
Different priority, the database classification is arranged according to the severity level of prospecting label in data processing unit 302
Unit 303 is stored in different databases according to different navigation circuits by mark information is reconnoitred, and the prospecting marks
Information is sequentially arranged according to the priority height of physical form information in the database taxon 303.
It should be noted that data processing unit 302 is parsed in the physical form information to exploratory spot, judge to explore
When the processing priority of point, major influence factors include the three-D volumes of exploratory spot, the coordinate position of exploratory spot and to road
The influence of traffic.
According to above-mentioned, the present invention is not only to be simulated in real time to investigation information, generated on navigation routine it is two-dimentional or
The prospecting figure of person's three-dimensional, while the comparative analysis of centralization can be also carried out to investigation information, it can be from two dimension or three-dimensional
Directional Decomposition investigation information summarizes influence situation of the corresponding investigation information of each exploratory spot to road, so that prospecting be marked
Information is sequentially arranged according to the height of its influence degree in the database taxon 303, comes surveying for database upper end
It visits point and needs preferred process, then successively handle unacceptable prospecting mark information, so that staff be facilitated to dispatch road rule
Prospecting object handles sequence in drawing, improvement working efficiency, the important informations such as conveniently regulating and controlling planning time and programmed cost, therefore
This navigation system plays very important effect to the prospecting planning of entire road.
Based on above-mentioned, the present invention in a specific embodiment, using the roading navigation system primary operational will point
For the following steps；
Firstly, user terminal 4 on the navigation system select beginning and end, road environment modeling 1 automatically generate to
The coordinate system of planning region, and several bar navigation routes are provided；
Then, user respectively examines on the spot every bar navigation route progress scene, by the location information and physics of exploratory spot
Information is sent to simulated operation end 3 in real time；
Finally, simulated operation end 3 carries out backstage editor to navigation routine, location information and physical message fixed point are matched to
On navigation routine, the navigation routine with prospecting label figure is generated.
Based on the GIS GeoscienceInformation System 102 and GPS navigation system 101, from origin-to-destination in area to be planned
At least select 2 survey routes, that is to say, that in conjunction with electric network information and GIS technology, planning mulitpath scheme is provided, it is right
Each path scheme is examined on the spot, so that it is determined that programme.
The pretreatment operation of roading, specific steps are as follows: in every survey route are carried out to every survey route
Survey route is evenly dividing into equidistant section by upper several exploratory spots of setting, several described exploratory spots, will be each described
Equidistant section as prospecting object, by user terminal 4 by the investigation information for reconnoitring object be sent to simulated operation end 3 into
Row processing data information.
Uniformly carry out roadway segment to survey route avoids survey data from concentrating so that the coverage rate of prospecting can be improved, and makes
The case where at data distortion.
The investigation information that above-mentioned user terminal 4 obtains in real time specifically includes two-dimensional localization geographical location and the object of prospecting object
Shape information is managed, the two-dimensional localization geographical location is specially the coordinate (x, y) for reconnoitring object starting point, the individual coordinate list
Member 3022 determines prospecting object in the three-dimensional coordinate system of navigation system according to the moving direction of the user terminal 4
Specific location.
That is, user terminal 4 in the navigation system of front end, can acquire user current location in road environment in real time
The position for the three dimensional space coordinate that modeling 1 is built, it is only necessary to three-dimensional corresponding relationship is passed through using two-dimensional localization geographical location,
It can should determine the three-dimensional coordinate of the exploratory spot, therefore calculation amount can be reduced.
Therefore user terminal can obtain accurately prospecting position automatically, and exploratory spot is inserted in navigation system, can be accurate right
Position should be reconnoitred, therefore the location error for generating prospecting figure can be reduced, improves the accuracy of data processing.
Simulated operation end 3 carries out data processing, specific steps using three-dimensional prospecting analogue unit 3021 are as follows:
Firstly, data receiving system 301 is geographical using the three-dimensional that GPS navigation system 101 positions current survey position in real time
Location information (x, y, z), and acquire the physical form information of current location prospecting；
Then, geographical location information is matched to the three-dimensional space of road environment modeling 1 by individual coordinate unit 3022
In coordinate system, and prospecting position is marked in the three-dimensional coordinate system of GIS GeoscienceInformation System 102.
The two steps specifically refer to, and simulated operation end 3 is communicated with the holding of user terminal 4, real-time reception user terminal 4
Data, the exploration dot position information obtained according to user terminal 4 directly correspond to the three-dimensional space in GIS GeoscienceInformation System 102
Coordinate system, label prospecting position, here it is the benefits that user terminal 4 can directly acquire coordinate position, directly obtain in three-dimensional space
Between coordinate system corresponding position, without according to other side factors derive prospecting position coordinate.
Thereafter, by physical form information simulation at three-dimensional figure, and three-dimensional figure equal proportion is increased and is embedded into
At the prospecting position of three-dimensional coordinate system；
Finally, generating the survey route figure with prospecting record, the survey route for being directly printed as two-dimensional space, which is used as, to be surveyed
Visit figure.
After three-dimensional coordinate system determines coordinate position, it is three-dimensional that the physical message of prospecting is generated into 3 dimensional drawing insertion
In space coordinates, and so on, the specifying information in each prospecting section can be obtained, is not needed in addition on navigation routine
It draws by hand, directly obtains the prospecting figure in navigation system, facilitate and carry out three-dimensional display or two dimension displaying.
In addition to investigation information is matched in road environment modeling 1, the present invention believes exploratory spot 3 D stereo
Cease scaled down, until identical as the three-dimensional coordinate system ratio of navigation routine, thus be just able to achieve navigation routine and
The true combination of investigation information.
As emphasis of the invention, how frame physical form information simulation is provided by the invention specific at three-dimensional figure
Step are as follows:
The direction of observation of X/Y plane in rotation selection simulation three-dimensional system of coordinate, until X/Y plane and GIS GeoscienceInformation System
X/Y plane in 102 is overlapped；
It determines the key coordinate point in physical form information under the exploratory spot overlooking state, key coordinate point is sequentially connected
Generate the contour feature of exploratory spot overlook direction；
By the contour feature Corresponding matching of overlook direction in three-dimensional system of coordinate on X/Y plane, along Z-direction stretching wheel
Wide feature generates level-one three-dimensional figure；
It determines that the exploratory spot in physical form information faces the key coordinate point under state, key coordinate point is sequentially connected
Generate the contour feature of the positive apparent direction of exploratory spot；
By the contour feature Corresponding matching of overlook direction in three-dimensional system of coordinate in XZ plane, along Y direction stretching wheel
Wide feature generates second level three-dimensional figure；
It determines the key coordinate point in physical form information under the exploratory spot side view state, key coordinate point is sequentially connected
Generate the contour feature of exploratory spot side-looking direction；
By the contour feature Corresponding matching of overlook direction in three-dimensional system of coordinate in YZ plane, along X-direction stretching wheel
Wide feature generates three-level three-dimensional figure；
Level-one three-dimensional figure, second level three-dimensional figure and three-level three-dimensional figure are integrated into one, determine prospecting letter
The three-dimensional figure of breath.
The three-dimensional figure of investigation information is integrated into survey route, that is, produces the prospecting figure of the survey route, nothing
It need to draw by hand, and accurate performance is strong.
The roading navigation system that prospecting figure can be automatically generated to one kind provided by the present invention above has carried out in detail
It introduces, for those of ordinary skill in the art, thought according to an embodiment of the present invention, in specific embodiment and application range
Upper there will be changes, in conclusion the contents of this specification are not to be construed as limiting the invention.
Claims (10)
1. the roading navigation system that one kind can automatically generate prospecting figure, it is characterised in that: including road environment modeling
(1), simulated operation end (3) and user terminal (4), the road environment modeling (1) be integrated in simulated operation end (3) and
On user terminal (4), the user terminal (4) selects survey route using the navigation system in road environment modeling (1),
The simulated operation end (3) carries out secondary editor's preservation to road environment modeling (1) according to investigation information and handles；
The road environment modeling (1) include regional geography database (103), GPS navigation system (101) and GIS learn
Information system (102), the GIS GeoscienceInformation System (102) and GPS navigation system (101) are by regional geography database (103)
Geographic profile information generate 3 dimensional drawing, and the GPS navigation system (101) can by three-dimensional geographic information carry out two dimension
It shows；
The user terminal (4) determines the geographical location that user is currently located in real time, and acquires the physical form of exploratory spot in real time
Information transmits in geographical location and physical form synchronizing information simulated operation end (3), and the simulated operation end (3) is right
Data are handled, and investigation information is updated in road environment modeling (1) and is built.
2. the roading navigation system that one kind according to claim 1 can automatically generate prospecting figure, it is characterised in that: institute
Stating simulated operation end (3) includes data receiving system (301), data processing system (302) and database categorizing system (303),
The data receiving system (301) is used to receive the prospecting mark information of user terminal (4) transmission, the data processing system
It (302) include for obtaining the individual coordinate unit (3022) in investigation information geographical location, investigation information being modeled to three-dimensional figure
Three-dimensional prospecting analogue unit (3021) and the resolution unit (3023) of physics shape information is marked for analyze prospecting, it is described
Different priority, the database taxon is arranged according to the severity level of prospecting label in data processing unit (302)
(303) it is stored in different databases according to different navigation circuits by mark information is reconnoitred, and prospecting label letter
Breath is sequentially arranged according to the priority height of physical form information in the database taxon (303).
3. the roading navigation system that one kind according to claim 1 can automatically generate prospecting figure, it is characterised in that: institute
State geographic profile information specifically refer to remote sensing images in area to be planned, height above sea level data, statistics, measured data and
Geographic profile information is generated three-dimensional space by multi-medium data, the GIS GeoscienceInformation System (102) and GPS navigation system (101)
Between coordinate system specific steps are as follows:
Step 100, the remote sensing images according to area to be planned determine the two-dimensional surface boundary of area to be planned, obtain each knot
The two-dimensional coordinate of the X of structure unit, Y direction；
Step 200, according to the carrying elevation information of data and remote sensing images in relation to height above sea level, utilize GPS navigation system
(101) the GPS height fitting method in obtains the height coordinate of the Z-direction of each structural unit；
Step 300, GIS GeoscienceInformation System (102) are carried out using X, Y, Z axis three-dimensional of the spatial data handling to area to be planned
Graph transformation, and different structural units is coloured into interpretation of images information.
4. the roading navigation system that one kind according to claim 1 can automatically generate prospecting figure, it is characterised in that: base
In the GIS GeoscienceInformation System (102) and GPS navigation system (101), at least selected in area to be planned from origin-to-destination
Select out 2 survey routes.
5. the roading navigation system that one kind according to claim 4 can automatically generate prospecting figure, which is characterized in that right
Every survey route carries out the pretreatment operation of roading, specific steps are as follows: be arranged on every survey route several
Survey route is evenly dividing into equidistant section by a exploratory spot, several described exploratory spots, by each equidistant road
Section sends simulated operation end (3) for the investigation information for reconnoitring object by user terminal (4) and carries out data as prospecting object
Information processing.
6. the roading navigation system that one kind according to claim 5 can automatically generate prospecting figure, it is characterised in that: institute
State two-dimensional localization geographical location and physical form information that investigation information specifically includes prospecting object, two-dimensional localization geography position
The coordinate (x, y) for specially reconnoitring object starting point is set, the individual coordinate unit (3022) is according to the user terminal (4)
Moving direction determines specific location of the prospecting object in the three-dimensional coordinate system of navigation system.
7. the roading navigation system that one kind according to claim 2 can automatically generate prospecting figure, it is characterised in that: institute
State the specific steps that simulated operation end (3) carries out data processing using three-dimensional prospecting analogue unit:
Data receiving system (301) is believed using the three-dimensional geographical location that GPS navigation system (101) position current survey position in real time
It ceases (x, y, z), and acquires the physical form information of current location prospecting；
Geographical location information is matched to the three-dimensional coordinate system of road environment modeling (1) by individual coordinate unit (3022)
In, and prospecting position is marked in every bar navigation route；
By physical form information simulation at three-dimensional figure, and three-dimensional figure equal proportion is increased and is embedded into navigation routine
It reconnoitres at position；
The survey route figure with prospecting record is generated, is directly printed as the survey route of two-dimensional space as exploratory map.
8. the roading navigation system that one kind according to claim 7 can automatically generate prospecting figure, which is characterized in that will
Physical form information simulation at three-dimensional figure specific steps are as follows:
The direction of observation of X/Y plane in rotation selection simulation three-dimensional system of coordinate, until X/Y plane and GIS GeoscienceInformation System (102)
In X/Y plane be overlapped；
It determines the key coordinate point in physical form information under the exploratory spot three-dimensional state, key coordinate point is sequentially connected generation
The contour feature of exploratory spot three-dimensional state；
By the contour feature Corresponding matching of three-dimensional state in X/Y plane, XZ plane and the YZ plane in three-dimensional system of coordinate, along
Contour feature is stretched with the plane vertical direction, generates the three-dimensional figure of three ranks；
The three-dimensional figure integration of three ranks is generated into whole three-dimensional figure.
9. the roading navigation system that one kind according to claim 7 can automatically generate prospecting figure, it is characterised in that: institute
Stating physical form information further includes frontier distance of the exploratory spot apart from both sides of the road, and three-dimensional figure is increased and is embedded into three-dimensional space
Between coordinate system prospecting position at when, by the restriction of frontier distance, accurately define position of the exploratory spot on survey route.
10. the roading navigation system that one kind according to claim 7 can automatically generate prospecting figure, it is characterised in that:
The data processing unit (302) parses in the physical form information to exploratory spot, judges the processing priority of exploratory spot
When, major influence factors include the three-D volumes of exploratory spot, the coordinate position of exploratory spot and the influence to road traffic.
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