CN105159136B - A kind of flight simulation visual display method and system - Google Patents
A kind of flight simulation visual display method and system Download PDFInfo
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- CN105159136B CN105159136B CN201510438872.0A CN201510438872A CN105159136B CN 105159136 B CN105159136 B CN 105159136B CN 201510438872 A CN201510438872 A CN 201510438872A CN 105159136 B CN105159136 B CN 105159136B
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- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B17/00—Systems involving the use of models or simulators of said systems
- G05B17/02—Systems involving the use of models or simulators of said systems electric
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Abstract
The embodiment of the invention discloses a kind of flight simulation visual display method and system, wherein the method includes the data that flight simulation platform obtains model aircraft, and are performed the encoding operation to the data got based on MAVLINK agreements；Data after coding are sent to viewing platform by serial ports；Viewing platform receives the data after the coding that the flight simulation platform is sent, and operation is decoded to the data after the coding；Driving X plane softwares are based on the decoded data progress Flight scene and show.The technical solution of the offer of the embodiment of the present invention, communication hardware partial volume is small and exquisite, low in energy consumption, at low cost, communication quality is stable and the bit error rate is low, the coding and decoding of data is carried out using MAVLINK agreements, data transmission efficiency is higher, and data error rate is low, the versatility of system and portability are strong, in terms of visual display, picture is fine, and display effect is more outstanding, secondary development function is more powerful.
Description
Technical field
The present embodiments relate to visual display technical field more particularly to a kind of flight simulation visual display method and it is
System.
Background technology
Flight simulation refers to the various elements encountered in real world flight by computer software and hardware (such as sky
Aerodynamic force, meteorology and geographical environment etc.) synthetically carry out analogue simulation in a computer, and by external hardware device into
Row flight simulation manipulates and a technology of flight sense organ feedback.
The real-time display of Flight scene can be such that simulation process more intuitively changes, rather than simple parameter is enumerated, and can
So that operator is passed through commanding apparatus (side lever, pedal etc.) and carries out driver's assemblage on-orbit.The real-time display of Flight scene mainly according to
It is completed by flight simulation software, flight simulation software needs real-time reception to come from aircraft mould when carrying out Flight scene display
The data of type.
In the prior art, in the module communication process of Flight scene display system, it is often used User Datagram Protocol
(User Datagram Protocol, UDP) carries out data transmission, and the stability transmitted using which is poor, is easily lost number
According to wrap and need the hardware devices such as network interface card support.
On the other hand, different system operation platforms is in from model aircraft due to flight simulation software, realizes data
Interaction needs to carry out coding transmission to the data of transmission, in the prior art, is assisted using customized data to the coding of data
View, customized data protocol can reduce the versatility and portability of system, and need to spend more works in design
Make.When carrying out visual display, regarded frequently with the function module of FlightGear (flight simulator) software is called
The real-time display of scape, the picture shown using this method is not fine enough, and display effect does not protrude.
Invention content
The embodiment of the present invention is designed to provide a kind of flight simulation visual display method and system, is regarded with solving flight
Scape display data transmissions process stability is poor, is easily lost data packet, in data encoding processor, uses self-defining data agreement
The versatility and portability of system are relatively low and real-time display picture is not fine enough, display effect not distinct issues.
On the one hand, an embodiment of the present invention provides a kind of flight simulation visual display method, this method includes：
Flight simulation platform obtains the data of model aircraft, and based on MAVLINK (minute vehicle communication) agreement to obtaining
The data got perform the encoding operation；Data after coding are sent to viewing platform by serial ports；
Viewing platform receives the data after the coding that the flight simulation platform is sent, to the data after the coding
It is decoded operation；X-plane (immersive simulation flight) software is driven to be based on the decoded data progress Flight scene aobvious
Show.
On the other hand, the embodiment of the present invention additionally provides a kind of flight simulation visual display system, which includes：
Flight simulation platform, the data for obtaining model aircraft, and based on MAVLINK agreements to the data that get into
Row encoding operation；Data after coding are sent to viewing platform by serial ports；
Viewing platform, the data after coding for receiving the flight simulation platform transmission, after the coding
Data be decoded operation；Driving X-plane softwares are based on the decoded data progress Flight scene and show.
Technical solution provided in an embodiment of the present invention uses serial communication mode, communication hardware part between different platform
Compact, low in energy consumption, at low cost, communication quality is stable and the bit error rate is low, and general MAVLINK agreements is used to carry out data
Coding and decoding, data transmission efficiency is higher, and data error rate is low, and the versatility and portability of system are strong, in visual display
Aspect, picture is fine, and display effect is more outstanding, secondary development function is more powerful.
Description of the drawings
Fig. 1 is a kind of flight simulation visual display method flow schematic diagram that the embodiment of the present invention one provides；
Fig. 2 is a kind of flight simulation visual display system structure diagram provided by Embodiment 2 of the present invention.
Specific implementation mode
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention rather than limitation of the invention.It also should be noted that in order to just
Only the parts related to the present invention are shown in description, attached drawing rather than entire infrastructure.
Embodiment one
Fig. 1 is a kind of flight simulation visual display method flow schematic diagram that the embodiment of the present invention one provides.This method is suitable
The case where for carrying out Three-Dimensional Dynamic what comes into a driver's real-time display to flight simulation process.This method can be by flight simulation visual display
Device executes, and wherein described device can be by software and or hardware realization.As shown in Figure 1, a kind of flight provided in this embodiment
Emulation visual display method includes the following steps：
S110, flight simulation platform obtain the data of model aircraft, and based on MAVLINK agreements to the data that get into
Row encoding operation；
The data of model aircraft can be calculated by comprehensive simulating by acquiring the various sensor informations of model aircraft
The data of the data of obtained aircraft, model aircraft may include sporting flying information data, flight attitude, speed such as aircraft
The information such as degree, instrument, position and state can be shown the flight of aircraft by these information in the form of what comes into a driver's.
The data of model aircraft using MAVLINK agreements to receiving encode, since MAVLINK is general flies
Row device communication protocol can encode the definition of aircraft various parameters and coding rule using in the agreement, save big
The work of amount, and versatility and portable enhancing.
S120, the data after coding are sent to viewing platform by serial ports；
The transmission of coded data realizes that the set of hardware of serial ports can by serial ports transmission data and reception data
On flight simulation platform and viewing platform, connected by the data line between serial ports between two platforms, two
By serial ports into the exchange of row information and the transmission of data between a platform.
Preferably, the data by after coding are sent to viewing platform by serial ports, including：Create the first string
Mouthful, the data after coding are sent to by viewing platform by the first serial.
When sending coded data, flight simulation platform software part creates first serial on flight simulation platform, creates
First serial is associated with the hardware components of serial ports when finishing, then the data sequence after coding is written to the data of first serial
Buffering area is sent to be sent.
S130, viewing platform receive the data after the coding that the flight simulation platform is sent, after the coding
Data be decoded operation；
The hardware of serial ports receiving portion is located on viewing platform, passes through number after viewing platform software control coding
According to reception.
Preferably, the viewing platform receives the data after the coding that the flight simulation platform is sent, including：Institute
It states viewing platform and creates second serial, after the coding that the flight simulation platform is sent is received by the second serial
Data.
When viewing platform receives coded data, viewing platform software section creates the on viewing platform
Second serial is associated with by two serial ports, establishment when finishing with the hardware components of serial ports, is read by the software section of viewing platform
Second serial data receiver buffering area is taken to complete the reception of data sequence.
Since the data sequence received is encoded using MAVLINK, it is therefore desirable to use identical data protocol
Data are decoded.For example, being solved using MAVLINK agreements to the data sequence read from second serial data buffer area
Code, obtains decoding data, which is the flying quality information of model aircraft.
S140, driving X-plane softwares are based on the decoded data progress Flight scene and show.
X-plane softwares are a kind of high-end technical flight simulation softwards, provide abundant visual display function and API
Interface carries out the display of Flight scene by the software, is to show the process that flight simulation is flown by display equipment,
It can be with the information such as posture, speed, instrument and state of flight of the display aircraft of Three-Dimensional Dynamic, and when these information are based on
Between dynamic shown in the form of Real-time windows target, simulate true flying scene, user can also be from any angle
The state of flight of aircraft.
Preferably, the driving X-plane softwares are shown based on the decoded data progress Flight scene, including：
The application programming interface (Application Programming Interface, API) of the X-Plane softwares is called,
To drive the X-Plane softwares to draw corresponding Flight scene according to decoded data and be shown.
A parts of the X-plane as flight simulation visual display display platform software, when carrying out Flight scene display, depending on
Scape display platform software section calls the api interface of X-plane, will be sent into api interface through the decoded data of S130 steps
Data receiver, received data information includes posture, speed, instrument and state of flight information of aircraft etc., then
The result of processing is shown by display after the processing of X-plane, in addition, can also be superimposed on what comes into a driver's needs
Flying quality to be shown and some control options to visual display function, for example whether opening high-lift system real-time display
Deng.
Technical solution provided in this embodiment, the transmission of data is using string between flight simulation platform and Flight scene platform
Port communications, communication hardware partial volume is small and exquisite, low in energy consumption, at low cost, and communication quality is stable, the bit error rate is low；Using general
MAVLINK agreements carry out coding and the decoding of data, the versatility of system and portable enhancing；Using X-plane softwares into
The display of row what comes into a driver's, picture is finer, and display effect is more outstanding, secondary development function is also more powerful.
Embodiment two
Fig. 2 is a kind of structural schematic diagram of flight simulation visual display system provided in an embodiment of the present invention.Referring to Fig. 2,
The concrete structure of the system includes：
Flight simulation platform, the data for obtaining model aircraft, and based on MAVLINK agreements to the data that get into
Row encoding operation；Data after coding are sent to viewing platform by serial ports；
Viewing platform, the data after coding for receiving the flight simulation platform transmission, after the coding
Data be decoded operation；Driving X-plane softwares are based on the decoded data progress Flight scene and show.
Wherein, flight simulation platform includes：
Data coding module, the data for receiving model aircraft, and based on MAVLINK agreements to the data that receive into
Row encoding operation；
Data transmission blocks are sent to data receiver for the data after encoding the data coding module by serial ports
Module.
Viewing platform includes：
Data reception module, the data after coding for receiving the data transmission blocks transmission；
Data decoder module, the data after coding for being received to the data reception module are decoded operation；
Visual display module, for driving X-plane softwares, the decoded data of decoder module carry out based on the data
Flight scene is shown.
Preferably, the data transmission blocks are specifically used for creating first serial on flight simulation platform, pass through first
Data after coding are sent to viewing platform by serial ports.
When sending coded data, data transmission blocks create first serial on flight simulation platform, will when establishment finishes
First serial is associated with the hardware components of serial ports, and then data that the data sequence after coding is written to first serial send buffering
Area is sent.
The data reception module is specifically used for creating second serial on the viewing platform, passes through second serial
Receive the data after the coding that flight simulation platform is sent.
When receiving coded data, data reception module creates second serial on viewing platform, will when establishment finishes
Second serial is associated with the hardware components of serial ports, reads the reception that second serial data receiver buffering area completes data sequence.
Preferably, the data decoder module is specifically used for the data after coding that data reception module receives being based on
MAVLINK agreements are decoded, and obtain decoding data.
Preferably, the visual display module is specifically used for calling through the decoded data of data decoder module and X-
The application programming interface API of Plane softwares, the corresponding Flight scene of driving X-Plane Software on Drawing are simultaneously shown.
Visual display module calls the api interface of X-plane programs, the decoded data of data decoder module to be sent into X-
Data receiver in the api interface of plane programs, received data information include the posture of aircraft, speed, instrument, with
And state of flight information etc., the processing for then passing through X-plane later show the result of processing by display, separately
Outside, can also be superimposed on what comes into a driver's needs flying quality to be shown and some control options to visual display function, e.g.
No unlatching high-lift system real-time display etc..
Above system can perform the flight simulation visual display method that any embodiment of the present invention is provided, and have the side of execution
The corresponding function module of method and advantageous effect.
Note that above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The present invention is not limited to specific embodiments described here, can carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being carried out to the present invention by above example
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
May include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (2)
1. a kind of flight simulation visual display method, which is characterized in that including：
Flight simulation platform obtains the data of model aircraft, and communicates MAVLINK agreements to getting based on minute vehicle
Data perform the encoding operation；Data after coding are sent to viewing platform by serial ports；The data of the model aircraft
It is the sporting flying information data being calculated by comprehensive simulating by acquiring the various sensor informations of the model aircraft,
The sporting flying information data includes flight attitude, speed, instrument, position and the status information of aircraft；
Viewing platform receives the data after the coding that the flight simulation platform is sent, and is carried out to the data after the coding
Decoding operate；Driving immersive simulation flight X-plane softwares are based on the decoded data progress Flight scene and show, described
Decoded data are the data of the model aircraft；
Wherein, the data by after coding are sent to viewing platform by serial ports, including：First serial is created, is passed through
Data after coding are sent to viewing platform by the first serial；
The viewing platform receives the data after the coding that the flight simulation platform is sent, including：The visual display
Platform creates second serial, and the data after the coding that the flight simulation platform is sent are received by the second serial；
Operation is decoded to the data after the coding, including：Data after the coding are carried out based on MAVLINK agreements
Decoding, obtains decoding data；
The driving X-plane softwares are based on the decoded data progress Flight scene and show, including：Call the X-p
The application programming interface API of lane softwares, to drive the X-p lane softwares to be drawn accordingly according to decoded data
Flight scene and shown.
2. a kind of flight simulation visual display system, which is characterized in that including：
Flight simulation platform, the data for obtaining model aircraft, and the data got are compiled based on MAVLINK agreements
Code operation；Data after coding are sent to viewing platform by serial ports；The data of the model aircraft are to pass through acquisition
The sporting flying information data that the various sensor informations of the model aircraft are calculated by comprehensive simulating, the flight fortune
Dynamic information data includes flight attitude, speed, instrument, position and the status information of aircraft；
Viewing platform, the data after coding for receiving the flight simulation platform transmission, to the number after the coding
It is operated according to being decoded；Driving X-plane softwares are based on the decoded data progress Flight scene and show, after the decoding
Data be the model aircraft data；
Wherein, the flight simulation platform includes：
Data coding module, the data for receiving model aircraft, and the data received are compiled based on MAVLINK agreements
Code operation；
Data transmission blocks are sent to data reception for the data after encoding the data coding module by serial ports
Block；
The viewing platform includes：
Data reception module, the data after coding for receiving the data transmission blocks transmission；
Data decoder module, the data after coding for being received to the data reception module are decoded operation；
Visual display module, for driving X-plane softwares, the decoded data of decoder module are flown based on the data
Visual display；
The data transmission blocks are specifically used for：First serial is created on the flight simulation platform, is gone here and there by described first
Data after coding are sent to the viewing platform by mouth；
The data reception module is specifically used for：Second serial is created on the viewing platform, is gone here and there by described second
Mouth receives the data after the coding that the flight simulation platform is sent；
The data decoder module is specifically used for：Data after the coding are decoded based on MAVLINK agreements, are solved
Code data；
The visual display module is specifically used for：The application programming interface API for calling the X-p lane softwares, with driving
The X-p lane softwares are drawn corresponding Flight scene according to decoded data and are shown.
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| CN110134025B (en) * | 2019-05-26 | 2022-05-27 | 天津大学 | Real-time simulation system of small distributed hypersonic aircraft |
| CN111292417A (en) * | 2020-01-17 | 2020-06-16 | 中国民航大学 | Machine scene three-dimensional visual simulation method |
| CN111258231B (en) * | 2020-01-20 | 2021-03-30 | 北京航空航天大学 | Autonomous aerial refueling and docking semi-physical system imitating visual navigation of prey birds and method thereof |
| CN111830848A (en) * | 2020-07-31 | 2020-10-27 | 中国人民解放军国防科技大学 | Unmanned aerial vehicle super-maneuvering flight performance simulation training system and method |
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