CN109448108A - The imaging system and imaging method of helicopter flight simulator - Google Patents
The imaging system and imaging method of helicopter flight simulator Download PDFInfo
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- CN109448108A CN109448108A CN201811209551.3A CN201811209551A CN109448108A CN 109448108 A CN109448108 A CN 109448108A CN 201811209551 A CN201811209551 A CN 201811209551A CN 109448108 A CN109448108 A CN 109448108A
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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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/14—Digital output to display device ; Cooperation and interconnection of the display device with other functional units
- G06F3/1454—Digital output to display device ; Cooperation and interconnection of the display device with other functional units involving copying of the display data of a local workstation or window to a remote workstation or window so that an actual copy of the data is displayed simultaneously on two or more displays, e.g. teledisplay
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- 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
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
- G09B9/02—Simulators for teaching or training purposes for teaching control of vehicles or other craft
- G09B9/08—Simulators for teaching or training purposes for teaching control of vehicles or other craft for teaching control of aircraft, e.g. Link trainer
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2200/00—Indexing scheme for image data processing or generation, in general
- G06T2200/08—Indexing scheme for image data processing or generation, in general involving all processing steps from image acquisition to 3D model generation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2210/00—Indexing scheme for image generation or computer graphics
- G06T2210/61—Scene description
Abstract
The invention discloses the imaging systems and imaging method of a kind of helicopter flight simulator, wherein imaging system includes that scene database, tomography computer and flight resolve computer and display system；Flight resolves the control instruction that computer is exported according to pilot operator system, generates viewpoint, the position, attitude data of helicopter, and finally send viewpoint, position, attitude data to tomography computer；Tomography computer receives flight and resolves the viewpoint for the helicopter that computer is sent, position, attitude data, and generates search instruction according to the viewpoint of helicopter, position, attitude data, and search instruction is sent to scene database；Imaging model is resolved and generates corresponding realtime graphic by tomography computer, is shown by rolling over curtain display system.The imaging system and imaging method of above-mentioned helicopter flight simulator, there is that display effect is true, and simulation effect is true to nature, the technical advantages such as Imaging Simulation significant effect.
Description
Technical field
The present invention relates to the imaging system of helicopter equipment technology field more particularly to a kind of helicopter flight simulator and
Imaging method.
Background technique
Armed helicopter is equipped with weapon, to execute combat duty and the helicopter developed, be divided into common armed helicopter,
Stealthy helicopter and high speed armed helicopter.Armed helicopter has fuselage long narrow, and fight capability is stronger；Armed helicopter simultaneously
Other than it can be used to execute strike mission, it may also be used for execute the tasks such as transport, machine drop.
As modern science and technology are in the application and development of military field, it is increasing the destructive power of weaponry, is made
It is also military training using " simulation while actual use actual load, armed forces in real combat, live shell are restricted further in military training activity
Change " means provide advanced, practical technical conditions.For flight training, not only content is more, difficulty is big, but also has
Very big risk, therefore, realize flight training means " simulated " just seem more it is necessary to, it is more urgent.
For at present, flight simulator is the updating training equipment for realizing training tool " simulated ".Air force, naval exist
Development, use, teaching, maintenance and development synthetic flight training of flight simulator etc., strength, experience are all in the country
Leading position.For Lu Hang, flight simulator is not only blank in terms of voluntarily development, and corresponding technical strength is relatively
It is weak, and due to the scarcity of resource and in state of falling behind in terms of use, teaching, maintenance and development synthetic flight training.
In the R&D process of flight simulator, the imaging system that how to design a calculating machine, and then for being aircrew
There is provided the scene of visual simulation out of my cabin true to nature is critical issue.
Summary of the invention
The purpose of the present invention is to provide the imaging systems and imaging method of a kind of helicopter flight simulator, on solving
State problem.
In order to achieve the above object, the technical scheme of the present invention is realized as follows:
The present invention also provides a kind of imaging systems of helicopter flight simulator, including scene database, imaging to calculate
Machine and flight resolve computer and display system；
The flight resolves the control instruction that computer is used to export according to pilot operator system, generates the view of helicopter
Point, position, attitude data, and finally send viewpoint, position, attitude data to tomography computer；
The tomography computer be used to receive the flight resolve the viewpoint of the helicopter that sends of computer, position,
Attitude data, and search instruction is generated according to the viewpoint of helicopter, position, attitude data, search instruction is sent to the view
Scape database；
The scene database is used to retrieve imaging model, and the corresponding imaging mould that will be retrieved according to search instruction
Type is sent to tomography computer；
The tomography computer, which is also used to resolve imaging model, generates corresponding realtime graphic；
The display system is used to show the realtime graphic by rolling over curtain display system.
Preferably, as a kind of implementable solution；The imaging system of the helicopter flight simulator further includes database
Generation system and source data；The source data is for storing real terrain data；The database creating system is used for according to institute
It states real terrain data to generate full dimensional topography scene and establish three-dimensional object model, and full dimensional topography scene is combined three
Dimension object model generates imaging model and is sent to scene database.
Preferably, as a kind of implementable solution；The display screen of the folding curtain display system is the curved surface that curved surface is in 180 degree
Display screen.
Preferably, as a kind of implementable solution；The scene database, which is used to be retrieved according to search instruction, establishes imaging
Model, including establish relief model and three-dimensional object model.
Preferably, as a kind of implementable solution；The scene database includes topographic database, airport database, three
Tie up mobiles database, special duty database；
The topographic database includes the real estate of building 400km × 400km, contains following characteristics: tree features,
Grassland charateristic, mountain range feature, sea feature, coastal feature, river characteristic, bridge feature, highway feature, village feature, chimney
Feature and feature ground construction characteristic；
The airport database include track features, hovering block feature, airplane parking area feature, hangar feature, conning-tower feature,
Guidance station feature and place construction characteristic；
The three-dimensional activity object database includes model aircraft feature, auto model feature；
The special duty database includes rotating screw effect model feature.
Correspondingly, utilizing the helicopter the present invention also provides a kind of imaging method of helicopter flight simulator
The imaging system of flight simulator, performs the following operations step:
Flight resolves the control instruction that exports according to pilot operator system of computer, generate the viewpoint of helicopter, position,
Attitude data, and finally send viewpoint, position, attitude data to tomography computer；
Tomography computer receives the flight and resolves the viewpoint for the helicopter that computer is sent, position, attitude data,
And search instruction is generated according to the viewpoint of helicopter, position, attitude data, search instruction is sent to the scene database；
Scene database retrieves imaging model according to search instruction, and the corresponding imaging model being retrieved is sent to
Tomography computer；
Imaging model is resolved generate corresponding realtime graphic again by tomography computer；
Display system shows the realtime graphic by rolling over curtain display system.
Preferably, as a kind of implementable solution；It flies in step and resolves computer for according to pilot operator system
The control instruction of output further includes following operating procedure before generating the viewpoint of helicopter, position, attitude data:
Real terrain data are stored in advance in the source data；
The database creating system generates full dimensional topography scene and foundation previously according to the real terrain data
Three-dimensional object model, and full dimensional topography scene combination three-dimensional object model is generated into imaging model and is sent to what comes into a driver's data
Library.
Compared with prior art, this have the advantage that:
The imaging system and imaging method of a kind of helicopter flight simulator provided by the invention are analyzed above-mentioned helicopter and are flown
Known to the primary structure of the imaging system of row simulator:
The imaging system of above-mentioned helicopter flight simulator is mainly solved by scene database, tomography computer and flight
Computer and display system etc. is calculated to constitute；
Wherein, the flight resolves the control instruction that computer is used to export according to pilot operator system, and generation is gone straight up to
The viewpoint of machine, position, attitude data, and finally send viewpoint, position, attitude data to tomography computer；
The tomography computer be used to receive the flight resolve the viewpoint of the helicopter that sends of computer, position,
Attitude data, and search instruction is generated according to the viewpoint of helicopter, position, attitude data, search instruction is sent to the view
Scape database；
The scene database is used to retrieve imaging model, and the corresponding imaging mould that will be retrieved according to search instruction
Type is sent to tomography computer；The tomography computer, which is also used to resolve imaging model, generates corresponding realtime graphic；It is described
Display system is used to show the realtime graphic by rolling over curtain display system.
In main imaging process, when pilot operator system (is controlled) real time execution by pilot operator, i.e., this
When export control instruction, flight, which resolves computer, to be sent to tomography computer for data such as viewpoint, position, attitude datas；
Tomography computer receives the data such as aircraft viewpoint, position, the posture that flight resolving computer is sent, and in combination with what comes into a driver's
Database retrieval finally obtains imaging model；The tomography computer is also used to resolving imaging model into generation corresponding real-time
Image finally send to display system and shows.According to the imaging system of above-mentioned helicopter flight simulator, needed for can obtaining in real time
Visual simulation scene out of my cabin.To be flown to help by providing visual simulation scene out of my cabin true to nature for aircrew
Member judgement helicopter posture, position, meteorological condition, the target on ground situations such as, and can determine whether flight true altitude and sky
Speed.
The imaging system and imaging method of a kind of helicopter flight simulator provided by the invention, imaging system are achievable
The high-resolution truly real-time generation of scape out of my cabin is risen and fallen with meeting helicopter, is formed into columns and the requirement of the aerial missions such as night flight.For
Meet the requirement of helicopter hovering training, ground scape image provides 30 meters of low clearance judgements below in airport.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the signal of the main operational principle of the imaging system of helicopter flight simulator provided in an embodiment of the present invention
Figure；
Fig. 2 is the concrete operating principle of the imaging system of the helicopter flight simulator provided in an embodiment of the present invention of Fig. 1
Schematic diagram.
Label: 1- scene database；2- tomography computer；3- display system；4- flight resolves computer；5- database is raw
At system；6- source data.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the word of the orientation or positional relationship of certain instructions, be only for
Convenient for the description present invention and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In the description of the present invention, it should be noted that " connection " shall be understood in a broad sense, for example, it may be fixedly connected,
It may be a detachable connection, or be integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected,
The connection inside two elements can also be can be indirectly connected through an intermediary.For those of ordinary skill in the art
For, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The present invention is described in further detail below through specific implementation examples and in conjunction with the accompanying drawings.
Referring to Fig. 1 and Fig. 2, the embodiment of the invention provides a kind of imaging systems of helicopter flight simulator, including view
Scape database 1, tomography computer 2 and display system 3 and flight resolve computer 4；
The flight resolves the control instruction that computer 4 is used to export according to pilot operator system, generates helicopter
Viewpoint, position, attitude data, and finally send viewpoint, position, attitude data to tomography computer；
The tomography computer 2 be used to receive the flight resolve the viewpoint of the helicopter that sends of computer, position,
Attitude data, and search instruction is generated according to the viewpoint of helicopter, position, attitude data, search instruction is sent to the view
Scape database；
The scene database 1 is used to retrieve imaging model, and the corresponding imaging that will be retrieved according to search instruction
Model is sent to tomography computer；
The tomography computer 2, which is also used to resolve imaging model, generates corresponding realtime graphic；
The display system 3 is used to show the realtime graphic by rolling over curtain display system.
Known to the primary structure for analyzing the imaging system of above-mentioned helicopter flight simulator: above-mentioned helicopter flight simulator
Imaging system, mainly by scene database, tomography computer and flight resolve computer and display system etc. constitute.
In main imaging process, when pilot operator system (is controlled) real time execution by pilot operator, i.e., this
When export control instruction, flight, which resolves computer, to be sent to tomography computer for data such as viewpoint, position, attitude datas；
Tomography computer receives the data such as aircraft viewpoint, position, the posture that flight resolving computer is sent, and in combination with what comes into a driver's
Database retrieval finally obtains imaging model；The tomography computer is also used to resolving imaging model into generation corresponding real-time
Image finally send to display system and shows.According to the imaging system of above-mentioned helicopter flight simulator, needed for can obtaining in real time
Visual simulation scene out of my cabin.To be flown to help by providing visual simulation scene out of my cabin true to nature for aircrew
Member judgement helicopter posture, position, meteorological condition, the target on ground situations such as, and can determine whether flight true altitude and sky
Speed.
The imaging system and imaging method of a kind of helicopter flight simulator provided by the invention, imaging system are achievable
The high-resolution truly real-time generation of scape out of my cabin is risen and fallen with meeting helicopter, is formed into columns and the requirement of the aerial missions such as night flight.For
Meet the requirement of helicopter hovering training, ground scape image provides 30 meters of low clearance judgements below in airport.
Preferably, as a kind of implementable solution；Referring also to Fig. 2, the imaging system of the helicopter flight simulator
It further include database creating system 5 and source data 6；The source data 6 is for storing real terrain data；The database generates
System 5 is used to generate full dimensional topography scene according to the real terrain data and establishes three-dimensional object model, and by complete three
Dimension terrain scene combination three-dimensional object model generates imaging model and is sent to scene database 1.
It should be noted that in the specific technical solution of the embodiment of the present invention, when 5 groundwork of database creating system
The manufacture and production of database generate full dimensional topography scene according to the real terrain data and establish three-dimension object mould
Type, and ultimately generate imaging model and be sent to scene database 1.
Preferably, as a kind of implementable solution；The display screen of the folding curtain display system is the curved surface that curved surface is in 180 degree
Display screen.
It should be noted that in the specific technical solution of the embodiment of the present invention, the display screen of above-mentioned folding curtain display system
Can it is preferable to use curved surface be in 180 degree camber display screen；Meanwhile pilot passes through the folding curtain display system of the big visual field of 180 degree
It watches what comes into a driver's image and generates preferable speed sense, distance perception, it is strong to immerse sense.
Preferably, as a kind of implementable solution；The scene database, which is used to be retrieved according to search instruction, establishes imaging
Model, including establish relief model and three-dimensional object model.
It should be noted that scene database modeling work is mainly made of terrain modeling and three-dimensional modeling, what comes into a driver's data
Library modeling is that scenery picture part first has to one of the work completed and most important work.
Preferably, as a kind of implementable solution；The scene database includes topographic database, airport database, three
Tie up mobiles database, special duty database；
The topographic database includes the real estate of building 400km × 400km, contains following characteristics: tree features,
Grassland charateristic, mountain range feature, sea feature, coastal feature, river characteristic, bridge feature, highway feature, village feature, chimney
Feature and feature ground construction characteristic；
The airport database include track features, hovering block feature, airplane parking area feature, hangar feature, conning-tower feature,
Guidance station feature and place construction characteristic；
The three-dimensional activity object database includes model aircraft feature, auto model feature；
The special duty database includes rotating screw effect model feature.
Correspondingly, utilizing the helicopter the present invention also provides a kind of imaging method of helicopter flight simulator
The imaging system of flight simulator, performs the following operations step:
Flight resolves the control instruction that exports according to pilot operator system of computer, generate the viewpoint of helicopter, position,
Attitude data, and finally send viewpoint, position, attitude data to tomography computer；
Tomography computer receives the flight and resolves the viewpoint for the helicopter that computer is sent, position, attitude data,
And search instruction is generated according to the viewpoint of helicopter, position, attitude data, search instruction is sent to the scene database；
Scene database retrieves imaging model according to search instruction, and the corresponding imaging model being retrieved is sent to
Tomography computer；
Imaging model is resolved generate corresponding realtime graphic again by tomography computer；
Display system shows the realtime graphic by rolling over curtain display system.
Preferably, as a kind of implementable solution；It flies in step and resolves computer for according to pilot operator system
The control instruction of output further includes following operating procedure before generating the viewpoint of helicopter, position, attitude data:
Real terrain data are stored in advance in the source data；
The database creating system generates full dimensional topography scene and foundation previously according to the real terrain data
Three-dimensional object model, and full dimensional topography scene combination three-dimensional object model is generated into imaging model and is sent to what comes into a driver's data
Library.
Imaging system to helicopter flight simulator provided in an embodiment of the present invention and the specific skill of imaging method below
Art construction and particular technique effect, which are done, to be described in detail:
Computer generated image system is made of scene database and tomography computer two large divisions.When system real time execution,
Tomography computer receives the data such as aircraft viewpoint, position, the posture that flight resolving computer is sent and is generated by resolving
Realtime graphic finally send to display system and shows.
The development process of computer generated image system is broadly divided into following several stages:
One, it determines scene territorial scope, collects related data；
Two, graphic solution computer is chosen；
Three, geographic information data is bought；
Four, texture collection, processing and application；
Five, terrain modeling；
Six, three-dimension object, moving target and special-effect modeling；
Seven, Vega Prime software carries out scene tissue, software programming, network connection and data communication；
Eight, system is integrally debugged, real time execution.
(1) tomography computer hardware system；Tomography computer is the core of entire imaging system, direct decision systems
Graphic generating capabilities.Scalability, the versatility of tomography computer directly influence system upgrading and with other systems
Connection.A kind of high performance tomography computer system is selected to have extremely important meaning.
(2) software platform: system is run under WindowsXP Professional environment.
Application Programming Interface software are as follows: Microsoft Visual C++6.0；The application of Vega Prime2.2.1 figure is compiled
Journey interface；Open GL universal standard Graphics parallel library.Software used in terrain modeling are as follows: Terra Vista
5.0PC work station terrain modeling system；Scan In 3.1PC work station GIS-Geographic Information System；Multigen Creator
3.0PC work station 3 d modeling system；Adobe PhotoShop CS4 graphic editor.
The system performance feature of the imaging system of helicopter flight simulator:
Imaging system has the following characteristics that
One, it is strong to immerse sense for image fidelity:
Real terrain altitude information generates digital terrain, full three-dimensional modeling, after being digitized processing along with real pictures
It is applied on threedimensional model, so that scenery picture has the extremely strong sense of reality.Pilot is shown by the folding curtain of the big visual field of 180 degree
System watches what comes into a driver's image and generates preferable speed sense, distance perception, and it is strong to immerse sense.
Two, image clearly, high resolution are distorted small: imaging system image resolution ratio is 1280 × 1024 pixels, image
Quality is high, clear, stable, and aliasing is small.
Three, the anti-aliasing effect of image flicker free, panorama is good: it is anti-aliasing using pixel sampling panorama, it restrained effectively
Image aliasing, the anti-aliasing processing smooth transition of panorama.
Four, texture panorama: using sub- face and transparent texture integration technology, is using real-texture simultaneously, rationally application warp
Allusion quotation texture reusability, in addition highway, railway and river are, it can be achieved that full what comes into a driver's texture.
Five, viewpoint offsets technology: for this system using the crevice projection angle and position for changing camera view, cooperation rear-projection folding curtain is aobvious
Show system, realizes the shifting of viewpoint left avertence.
Six, landing lighting technology: the landing light hot spot model of refinement is combined with the suitable tessellated mesh in the airport Lu Qu,
Not only meet the needs of real-time, but also realize lamplit effect of landing.
Seven, preferable Atmospheric Effect and chronergy: Changes in weather, visibility and properties of cloud and fog, time lighting effect, night
Plane field searchlight and lamp point effect, visually simulate place scene.
Eight, data transmission bauds is fast, and system real time is high, postpones small.
Above-mentioned scene database and modeling:
Scene database includes the scenery picture for meeting propaedeutics required by task.It not only include the geometry of model in data
Information, and include the advanced features such as texture, detail textures, material information, light, template, movement, animation.Scene database
It is stored in the hard disk of tomography computer with OpenFlight format and a variety of texture picture formats.
Scene database modeling work is mainly made of terrain modeling and three-dimensional modeling, and scene database modeling is what comes into a driver's figure
As part first has to one of the work completed and most important work.The modeling work of this system is using PC work station
5.0 terrain modeling system of Terra Vista, 3.1 Geographic Information Modeling system of Scan In, Multigen Creator3.0 tri-
The softwares such as environmental modeling system are tieed up to carry out.Demand according to complete machine to visual system completes real terrain modeling and straight
The various special-effects such as object modellings and daytime, night such as the machine of liter, airport and the main earth's surface building of traffic patter are built
Mould processing.The content of database is as follows:
Topographic database: topographic database constructs the real estate of 400km × 400km, contains following characteristics: trees are special
Sign, grassland charateristic, mountain range feature, sea feature, coastal feature, river characteristic, bridge feature, highway feature, village feature, cigarette
Chimney feature and surface structures feature etc..Airport database: track features, hovering block feature, airplane parking area feature, hangar feature,
Conning-tower feature, guidance station feature and place construction characteristic.Three-dimensional activity object database: model aircraft feature, auto model
Feature.Special duty database: rotating screw and other effects aspect of model.
The imaging system and imaging method of helicopter flight simulator provided in an embodiment of the present invention have following aspect
Technical advantage:
One, the imaging system and imaging method of helicopter flight simulator provided in an embodiment of the present invention, above-mentioned helicopter
The imaging system of flight simulator mainly resolves computer and display system by scene database, tomography computer and flight
Deng composition；In main imaging process, when pilot operator system (is controlled) real time execution by pilot operator, i.e., at this time
Control instruction is exported, flight, which resolves computer, to be sent to tomography computer for data such as viewpoint, position, attitude datas；At
The data such as aircraft viewpoint, position, the posture sent as computer reception flight resolving computer, and in combination with what comes into a driver's number
According to library searching, imaging model is finally obtained；The tomography computer, which is also used to resolve imaging model, generates corresponding figure in real time
Picture finally send to display system and shows.According to the imaging system of above-mentioned helicopter flight simulator, can obtain in real time required
Visual simulation scene out of my cabin.Thus by providing visual simulation scene out of my cabin true to nature for aircrew, to help pilot
Situations such as judging posture, the position, meteorological condition, the target on ground of helicopter, and can determine whether the true altitude and air speed of flight.
Two, the imaging system and imaging method of helicopter flight simulator provided in an embodiment of the present invention, imaging system
The achievable high-resolution truly real-time generation of scape out of my cabin is risen and fallen with meeting helicopter, is formed into columns and the aerial missions such as night flight
It is required that.To meet the trained requirement of helicopter hovering, ground scape image provides 30 meters of low clearances judgements below in airport.
Three, using the imaging system and imaging method of helicopter flight simulator provided in an embodiment of the present invention, also have
Have that display effect is true, simulation effect is true to nature, easy to operate to be quick on the draw, the technical advantages such as Imaging Simulation significant effect.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (7)
1. a kind of imaging system of helicopter flight simulator, which is characterized in that including scene database, tomography computer and fly
Row resolves computer and display system；
The flight resolves computer and is used for the control instruction that exports according to pilot operator system, generate helicopter viewpoint,
Position, attitude data, and finally send viewpoint, position, attitude data to tomography computer；
The tomography computer is used to receive viewpoint, position, the posture that the flight resolves the helicopter that computer is sent
Data, and search instruction is generated according to the viewpoint of helicopter, position, attitude data, search instruction is sent to the what comes into a driver's number
According to library；
The scene database is used to retrieve imaging model according to search instruction, and the corresponding imaging model being retrieved is sent out
Give tomography computer；
The tomography computer, which is also used to resolve imaging model, generates corresponding realtime graphic；
The display system is used to show the realtime graphic by rolling over curtain display system.
2. the imaging system of helicopter flight simulator as described in claim 1, which is characterized in that
The imaging system of the helicopter flight simulator further includes database creating system and source data；The source data is used for
Store real terrain data；The database creating system is used to generate full dimensional topography scene according to the real terrain data
And three-dimensional object model is established, and full dimensional topography scene combination three-dimensional object model is generated into imaging model and is sent to view
Scape database.
3. the imaging system of helicopter flight simulator as described in claim 1, which is characterized in that
The display screen of the folding curtain display system is the camber display screen that curved surface is in 180 degree.
4. the imaging system of helicopter flight simulator as described in claim 1, which is characterized in that
The scene database is used to establish imaging model according to search instruction retrieval, including establishes relief model and three-dimension object
Model.
5. the imaging system of helicopter flight simulator as claimed in claim 4, which is characterized in that
The scene database includes topographic database, airport database, three-dimensional activity object database, special duty data
Library；
The topographic database includes the real estate of building 400km × 400km, contains following characteristics: tree features, meadow
Feature, mountain range feature, sea feature, coastal feature, river characteristic, bridge feature, highway feature, village feature, chimney feature
And feature ground construction characteristic；
The airport database includes track features, hovering block feature, airplane parking area feature, hangar feature, conning-tower feature, navigation
Platform feature and place construction characteristic；
The three-dimensional activity object database includes model aircraft feature, auto model feature；
The special duty database includes rotating screw effect model feature.
6. a kind of imaging method of helicopter flight simulator, which is characterized in that utilize as described in any one in claim 1-5
The imaging system of helicopter flight simulator, performs the following operations step:
Flight resolves the control instruction that computer is exported according to pilot operator system, generates viewpoint, position, the posture of helicopter
Data, and finally send viewpoint, position, attitude data to tomography computer；
Tomography computer receives the flight and resolves the viewpoint for the helicopter that computer is sent, position, attitude data, and root
Search instruction is generated according to the viewpoint of helicopter, position, attitude data, search instruction is sent to the scene database；
Scene database retrieves imaging model according to search instruction, and the corresponding imaging model being retrieved is sent to imaging
Computer；
Imaging model is resolved generate corresponding realtime graphic again by tomography computer；
Display system shows the realtime graphic by rolling over curtain display system.
7. the imaging method of helicopter flight simulator as claimed in claim 6, which is characterized in that
The control instruction that computer is used to export according to pilot operator system is resolved in step flight, generates the view of helicopter
Further include following operating procedure before point, position, attitude data:
Real terrain data are stored in advance in source data；
Database creating system generates full dimensional topography scene previously according to the real terrain data and establishes three-dimension object
Model, and full dimensional topography scene combination three-dimensional object model is generated into imaging model and is sent to scene database.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811209551.3A CN109448108A (en) | 2018-10-17 | 2018-10-17 | The imaging system and imaging method of helicopter flight simulator |
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| CN112173141A (en) * | 2020-09-25 | 2021-01-05 | 中国直升机设计研究所 | Helicopter synthetic view display method |
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