CN105677446B - The visual modeling method of Distributed Simulation Platform - Google Patents
The visual modeling method of Distributed Simulation Platform Download PDFInfo
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- CN105677446B CN105677446B CN201610059077.5A CN201610059077A CN105677446B CN 105677446 B CN105677446 B CN 105677446B CN 201610059077 A CN201610059077 A CN 201610059077A CN 105677446 B CN105677446 B CN 105677446B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45504—Abstract machines for programme code execution, e.g. Java virtual machine [JVM], interpreters, emulators
- G06F9/45508—Runtime interpretation or emulation, e g. emulator loops, bytecode interpretation
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/30—Creation or generation of source code
- G06F8/35—Creation or generation of source code model driven
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- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
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- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/455—Emulation; Interpretation; Software simulation, e.g. virtualisation or emulation of application or operating system execution engines
- G06F9/45533—Hypervisors; Virtual machine monitors
- G06F9/45558—Hypervisor-specific management and integration aspects
- G06F2009/4557—Distribution of virtual machine instances; Migration and load balancing
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Abstract
The present invention proposes a kind of visual modeling method of Distributed Simulation Platform, it is intended to provide a kind of visual modeling method that can reduce distributed emulation Node Development complexity, the technical scheme is that: creation emulation platform frame and visual modeling associated components, distributed emulation deployment is carried out in a manner of visual, emulation platform frame is divided into application layer from top to bottom, management level, service layer, alternation of bed, resource layer and simulation model resource pool, wherein, management level include model interaction component and node deployment component, model interaction component generates the icon being placed in simulation model resource pool according to the interface attributes of simulation model, it is seamlessly connected the logic deployment and physics deployment of analogue system node, participate in distributed emulation emulation child node by node deployment figure automatically generate corresponding software interface and Corresponding serviced component carries out visual modeling in model inter-view, constructs the Visualization Model of simulation model interaction figure.
Description
Technical field
The present invention relates to a kind of distributed simulation technology application fields, for restructural Real-time distributed simulation platform
Universal design framework and its implementation especially may be used on the fields such as distributed emulation, HWIL simulation, automatic test
Real-time distributed simulation platform.
Background technique
Emulation technology has erected a bridge block between objective world and scientific theory, it is considered to be after theory analysis and section
Learn the third important method understood the world and changed it after experiment.Distributed Interactive Simulation can be distributed calculating
To multiple main frames, reduce the dependence to single computer performance, brings more computing resources for emulation, it is virtual existing
Real technology is then that system increases intuitive and feeling of immersion.Distributed emulation dynamic restructuring is in the process of running on demand to imitative
A kind of true support technology for carrying out on-line tuning studies the adaptability for raising analogue system, promotion emulation is led in key
The application level in domain has important value, and has become one of the advanced problems of related fields research.In the friendship of same external environment
During mutually, 70% information is from visual channel, which dictates that visualization system has important in analogue system construction
Status.The development experience of emulation technology from centralization to distribution, from it is quantitative combined to qualitative, quantitative, from Monosized powder to
The development process of more granularities, more side collaborative simulations.The development of emulation technology and Simulation Application is to complement each other, promote mutually
's.On the one hand, the research that the development of computer networking technology and the demand promotion of user distributed emulation calculate, emulation technology
Development promote the continuous of Simulation Application field and expand and the continuous improvement of Simulation Application level；On the other hand, Simulation Application
The continuous improvement of demand also promotes the progress of emulation technology.With the relevant technologies such as soft project, network, field modelings
Development, the range of Simulation Application constantly expands, object is increasingly sophisticated, and the demand of aspect of performance is also constantly being promoted.With meter
The extensive use of calculation machine emulation technology, distributed modeling and emulation technology are constantly towards the distributivity of height, good interoperability
Property and scalability direction are developed.Currently, distributed emulation field mainly uses tall framed tube to construct Simulation Application,
But there is also many yet unresolved issues in terms of distributivity, interoperability, domain model reusability by HLA.The design of model
Realization with code is separated from each other, and also affects the efficiency of Platform Development.In distributed emulation, the member of an alliance of emulation is participated in
Discrete to be distributed on each node of artificial network, transplantability existing for existing discrete event system is poor, interactivity difference and
It is run in V7P browser and runs difficult disadvantage in the queue analogue system of discrete event.Most of analogue system based on V7P
Work is all concentrated mainly in emulation, i.e., how Definition Model operation and have ignored the specification and description of modeling.Due to not
In the disconnected network application increased, the foundation of behavior model is emulated, complication system carries out effectively simply describing to be very tired
Difficult.The opening and adaptability that how to improve analogue system have become the major issue in distributed emulation practical application.
Since active computer resource is of a great variety, no matter there is very big otherness in various aspects such as software, hardware, networks, this
Kind isomerism, which causes exploitation distributed heterogeneous system software, has very big difficulty.Usual distributing emulation system software is being tied
Three parts can be divided on structure: supporting the module of Simulation Application, support the module of simulation data base and support Distributed Application
Module.The module for supporting Distributed Application is the support of relying on oneself of other two large divisions；The module for supporting simulation data base is branch
The module for holding Simulation Application provides information and date service；The module for supporting Simulation Application is then the core of software.Dynamically
Structural model is the foundation for emulating reconstruct movement and implementing.In current distributing emulation system, since different user is to emulation
There are larger difference, a Distributed Simulation Platform software architecture containing each child node, needles for the demand and artificial tasks of deployment
To a kind of artificial tasks customized development, and Distributed Simulation Platform software of the customized development containing each child node there are module alignments not
Clearly, module coupling is high, module scalability is poor, module is not easy to cut, and reconstitution poor, the development cycle is long, and development efficiency is low
The problems such as.It is separated in addition, distributed emulation will concentrate on different types of artificial tasks, the artificial tasks of each type are by difference
It emulates child node to complete, child node completes result output by more professional software and hardware tools, such as visualization tasks need
The image workstation and outstanding d engine tool of profession realize that this results in each in current distributing emulation system
Function child node will independent customized development.Therefore, if by being put down for the distributed emulation of specified artificial tasks customized development
Platform (containing each child node) is applied in other artificial tasks, needs to carry out function cutting to the Distributed Simulation Platform software architecture
Or secondary development, different type child node are also required to carry out secondary development according to demand, so as to cause waste of manpower resource and when
Between.
Existing analogue system supports the visual modeling mode of object-oriented mostly, from the modeling of analogue system principle to emulation
Using that usually can fast implement, such system is mostly the analogue system of centralization, in ever-increasing network application,
Emulate the foundation of behavior model, complication system carries out effectively simply describing to be very difficult.With computer technology and
The rapid development of emulation technology, emulation technology using more and more extensive, especially distributed simulation technology has become now
Thus the reusable problem of the mainstream of emulation technology development, interoperability and simulation component between Simulation Application also becomes increasingly
Prominent, being studied using the method for Computerized Numerical Simulation or visual simulating just seems particularly significant.In recent decades,
Due to the rapid development of computer technology, visualization in scientific computing has been widely used in design field.As Simulation-Oriented
The visualization technique of platform, it is necessary to support visually to analyze the data that large-scale digital simulation generates.The primary fortune of emulation platform
Row, different calculation procedures is often executed by certain process, these calculation procedures whether scalar or it is parallel, be all orphan
Vertical operation, until a simulation flow terminates, just acquisition data.Then, it is handled afterwards.In this way, if flowed in emulation
The input condition that mistake is just given when journey starts, will just find after whole flow process, consume valuable computing resource, produce
Raw useless result.Moreover, different users is scattered in local area network.And it is then usually required pair for the system of distributed emulation
The analogue system of centralization carries out quadratic programming deployment, or even carries out special secondary development, not only leads to waste of manpower resource
And the time, it is also possible to lead to the change of principle of simulation model.
Although the visual modeling method of Distributed Simulation Platform can solve, module alignment is unclear, module coupling is high, mould
Block scalability is poor, module is not easy to cut, and reconstitution poor, the development cycle is long, the low problem of development efficiency, but completes reconstruct
A large amount of mapping table and configuration file can be generated in the process, is not able to satisfy object oriented designing thought, and semantic ambiguity increases
The design burden and complexity of user.
Summary of the invention
A large amount of mapping table can be generated during the purpose of the present invention is completing reconstruct for the above-mentioned prior art and is matched
File is set, is not able to satisfy object oriented designing thought, semantic ambiguity increases the deficiency of the design burden and complexity of user
Place proposes one kind without calling each model resource mutually, without to containing each child node Distributed Simulation Platform software architecture
Complicated function cutting or secondary development are carried out, can reduce the visual modeling of all Node Development complexities of distributed emulation
Method, prior art module alignment is unclear, module coupling is high, module scalability is poor, module is not easy to cut to overcome, reconstitution
Poor, the development cycle is long, the low problem of development efficiency.
Above-mentioned purpose of the invention can be reached by the following measures, a kind of visual modeling of Distributed Simulation Platform
Method, it is characterised in that include the following steps: to create emulation platform frame and visual modeling associated components, with visual side
Formula carries out distributed emulation deployment, and emulation platform frame is divided into application layer, management level, service layer, alternation of bed, money from top to bottom
Active layer, and the simulation model resource pool between alternation of bed and resource layer；Visualization using XML technology to simulation model
Display carries out Sem-ODM normative model, and the structure and formalization of model are standardized and managed, layer relevant to node
The different artificial tasks of grade are loaded by corresponding view window resource mapping table；Level difference simulation calculation relevant to node
The corresponding simulation model object of task is packaged into model resource component, simulation object model component money by model encapsulation specification
Source is loaded by mapping table, and simulation node automatically generates corresponding software interface and accordingly service group by platform mapping table
Part；Management level include the model interaction component and node deployment component being made of Simulation Platform Software, model interaction component according to
The interface attributes of simulation model generate the icon being placed in simulation model resource pool, are seamlessly connected the logic of analogue system node
Deployment and physics deployment, man-machine interactive interface is provided in the form of visualization view, is visualized in model inter-view
Modeling is configured to user and provides line, dragging, scaling, addition and delete function, facilitates user's design simulation model interaction figure
Visualization Model；All emulation child nodes for participating in distributed emulation automatically generate corresponding software interface by node deployment figure
And corresponding serviced component, the interface resources of each node type software load pass through mapping in emulation platform node software interface
Table dynamic implement.
The present invention has the following beneficial effects: compared with the prior art
The present invention guarantees the real-time of entire platform in related level using a series of Optimized Measures, is used to construct
General technology frame is emulated, supports the reusable of interoperability between different Simulation Applications and simulation component.With above-mentioned hierarchical structure
The Real-time distributed simulation platform of model development externally explicitly provides the mapping table of each level, and user can be mapped by modification
Table realizes the reconstruct of the reconstruct of entire distributed system node deployment, platform interface and functional unit.
The present invention is not necessarily to carry out secondary development and deployment to analogue system, the visualization using XML technology to simulation model
Display carries out Sem-ODM!Normative model, by visual modeling associated components solve situation visually can the sense of organization,
Distributed emulation deployment is carried out by visual mode and solves the visual expandability of situation, to realize general
Situation visualization system.By visual mode What You See Is What You Get, support comprehensively centralization, distributed visual modeling,
The method of deployment, it is one-stop to solve from simulation modeling, node deployment to Simulation Application.
Discrete artificial intelligence is concentrated on unified Visualization Platform by the visualization system of visual modeling of the present invention, is made
Emulation personnel quasi- can may be implemented corresponding to this kind of Distributed Simulation Task during any given Distributed Simulation Task
Emulation platform (contain each child node) software in module reconstruct, and Distributed Simulation Platform software architecture is being applied to difference
Artificial tasks in when, without carrying out complicated function cutting or secondary to containing each child node Distributed Simulation Platform software architecture
The corresponding module of different artificial tasks only need to be developed again upgrading by exploitation, easy to operate and realize, greatly be saved
Manpower and time.
In any one Distributed Simulation Task, Distributed Simulation Platform software architecture corresponding with this kind of artificial tasks
In data interaction between each model resource realize that and the visualization of model is model by the service interface in service layer
The visualization display of object and connection relationship can form the management object of model description by encapsulating, without calling mutually,
Since, without calling mutually, so that the functional independence of each model resource, model can be across multiple soft between each model resource
Hardware platform reuses, and can realize on different RTI operation platforms integrated.The polygon figurate number of geometry of model is simplified, is increased
The authenticity of vision simulation, meets the demand of visual pattern fidelity to the maximum extent, can effectively reduce program and open
The difficulty of hair.Therefore the present invention is there is no current Distributed Simulation Platform framework model resource boundaries are unclear, model resource coupling
Conjunction property is high, and model resource is not easy the defects of cutting, to may be implemented to reconstruct this kind point during this kind of distributed emulation
Cloth emulates the model resource in corresponding Simulation Platform Software framework.
The present invention is when being applied in different simulation calculation tasks, without the Distributed Simulation Platform software to the application
Framework carries out complicated function cutting or secondary development, need to only press the corresponding simulation model object of different simulation calculation tasks
Model encapsulation specification is packaged into model resource component, meanwhile, simulation object model component resource is loaded by mapping table, easily
It is realized in operation, has greatly saved manpower and time.Simulation result display is imitative using the distributed modeling of service-oriented frame
True platform has good real-time and scalability.
Beneficial effects of the present invention also reside in:
1, the present invention is using including model interaction component and node deployment component in management level, and model interaction component is according to imitative
The interface attributes of true mode generate the icon being placed in simulation model resource pool, are seamlessly connected the logic section of analogue system node
Administration and physics deployment, provide man-machine interactive interface in the form of visualization view, automatically generate corresponding software interface and corresponding
Serviced component, simulation node automatically generates corresponding software interface and corresponding serviced component by deployment diagram, hands in model
Visual modeling is carried out in mutual view, user is configured to and line, dragging, scaling, addition is provided and delete function, user is facilitated to set
The Visualization Model for counting simulation model interaction figure, on the basis of simulation model resource pool is established, emulation personnel are without writing
Code and logical design only just can be carried out complicated Modeling for Simulation Systems, deployment and emulation by simple mouse action, reduce
The development difficulty of analogue system.
The present invention makes the logic deployment and physics deployment seamless connection of analogue system node, and designer is enable freely to design
The deployment way of distributed emulation node, and can quickly apply, centralization, distributing emulation system are supported comprehensively.
2, the present invention carries out distributed emulation portion in simulation node application model design aspect, proposition in a manner of visual
Administration, simulation node can automatically generate corresponding software interface and corresponding serviced component, the category including node by deployment diagram
Property and function, greatly simplify Simulation Application process.
3, the interface resources of each node type software load pass through mapping in Distributed Simulation Platform node software interface
Table dynamic implement, without developing again, due to being called between each view window without mutual, so that the function of each view window
Can be independent, therefore there is no the existing views of current Distributed Simulation Platform framework for Distributed Simulation Platform software architecture of the present invention
Figure window edge is unclear, and mould view window coupling is high, and view window is not easy the defects of cutting and extending.
Distributed Simulation Platform framework of the present invention is in different simulation node view window exploitations, without imitative to distribution
True platform software framework carries out complicated function cutting or secondary development, only need to be by the corresponding view window of different artificial tasks
Resource mapping table load, and it is extended and perfect, Real-time distributed simulation operation is supported comprehensively.
4, it in simulation node application model design aspect, is put forward for the first time and child node is divided into control management and simulation calculation two
Kind mode, simulation node can automatically generate corresponding software interface and corresponding serviced component by platform mapping table.It supports
Time management service supports Real-time distributed simulation application, to compensate for the deficiency based on HLA standard Simulation Application.
The present invention uses the design philosophy of completely new open platform design concept and service-oriented (SOA), supports comprehensively
Simulation component model modeling and exploitation based on Simulation-Oriented serviced component structural modeling specification (SimSCA), support emulation comprehensively
The task activity for testing each stage is covered from Simulation Model Development, simulation scenario, emulation experiment parameter designing, emulation money
It in each stage of the system emulations such as source deployment, simulation run control and emulation effectiveness analysis assessment, realizes to system emulation
Using the support of Life cycle.
Traditional Simulation Model Development can be made to come out from business logical separation using the present invention, developer is allowed to concentrate essence
Power writes service logic, and the technology without a large amount of time to be spent in more bottom is realized, reduces between model
Coupling, be truly realized simulation model it is unrelated with agreement, with platform-independent purpose, varigrained emulation component can be flexible
A series of reuses and reconstruct of component and model are realized in assembling.
In conclusion the invention proposes a kind of universal design framework for restructural Distributed Simulation Platform and its
Implementation method reduces the complexity of all Node Developments of distributed emulation on the basis of guaranteeing artificial tasks function, improves
Development efficiency, while the scalability of Distributed Simulation Platform is enhanced, and can be based on the mode dynamic of visual modeling
Generate simulation node software, flexibly to fast implement Distributed Simulation Task.Restructural Real-time distributed simulation platform provides
The software configuration (hierarchical model) of distributed emulation child node for creating different function, user can be built by parametrization
Mould realizes the reconstruct of each child node deployment of distributing emulation system and realizes that the dynamic of each children User interface (UI) adds
It carries, meanwhile, guarantee the real-time of entire analogue system using depth optimization measure in the system architecture is described.
Distributed Simulation Platform of the present invention can be better meet to the higher semi-physical object simulating device of requirement of real-time and actual load
Simulation Application, minimum reaches the simulation step length requirement of 1 Millisecond, can under the isomerous environment of strange land associative simulation, meet different
The requirement for emulating granularity, can be widely applied to the fields such as distributed emulation verifying, emulation testing and large-scale distributed analogue system
Complicated applications field.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Distributed Simulation Platform software level model schematic Fig. 1 of the invention.
The interface schematic diagram of Fig. 2 Simulation Platform Software of the present invention.
The model interaction component schematic diagram of Fig. 3 Simulation Platform Software of the present invention.
The node deployment component schematic diagram of Fig. 4 Simulation Platform Software of the present invention.
The deployment services assembly operating flow chart of Fig. 5 Simulation Platform Software of the present invention.
The reconstruct flow chart of Fig. 6 Simulation Platform Software of the present invention.
The simulation contact surface of Fig. 7 Simulation Platform Software of the present invention.
Specific embodiment
Fig. 2 refering to fig. 1.According to the present invention, emulation platform frame and visual modeling associated components are created, with visual
Mode carries out distributed emulation deployment, by emulation platform frame be divided into from top to bottom application layer, management level, service layer, alternation of bed,
Resource layer, and the simulation model resource pool between alternation of bed and resource layer；And each level is owned by relevant
Model and component, and a mapping table is corresponded to describe the attribute, function and parameter information of this hierarchal model and component, and every
The each view window of one level is relatively independent, only provides interface to a upper level and cannot access, passes through the interface of next level
Next level is accessed, the data interaction between each model resource is realized by the service interface in service layer；Then by sub- section
Point is divided into control management and simulation calculation both of which, the corresponding emulation of relevant to node level difference simulation calculation task
Model object is packaged into model resource component by model encapsulation specification, and simulation object model component resource is loaded by mapping table,
Simulation node automatically generates corresponding software interface and corresponding serviced component by platform mapping table；Emulation platform node software
For the interface resources of each node type software load by mapping table dynamic implement, level difference relevant to node is imitative in interface
True task is loaded by corresponding view window resource mapping table.Using XML technology to the visualization display of simulation model into
Row Sem-ODM normative model is standardized and is managed to the structure and formalization of model, related level difference artificial tasks
It is loaded by corresponding view window resource mapping table；The corresponding simulation model pair of related level difference simulation calculation task
As being packaged into model resource component by model encapsulation specification, simulation object model component resource is loaded by mapping table, emulation section
Point automatically generates corresponding software interface and corresponding serviced component by platform mapping table；Management level include soft by emulation platform
The model interaction component and node deployment component that part is constituted, model interaction component is generated according to the interface attributes of simulation model to be placed
Icon in simulation model resource pool, the logic deployment and physics deployment of seamless connection analogue system node, to visualize view
The form of figure provides man-machine interactive interface, and visual modeling is carried out in model inter-view, is configured to user and provides line, drags
Function is dragged, scaled, added and deleted, the Visualization Model of user's design simulation model interaction figure is facilitated；All participations are distributed
The emulation child node of emulation automatically generates corresponding software interface and corresponding serviced component, emulation platform by node deployment figure
The interface resources of each node type software load pass through mapping table dynamic implement in node software interface.
When Distributed Simulation Platform carries out visual modeling, increase model interaction component, node deployment component in management level,
Increase deployment services in service layer, for providing the man-machine interactive interface of user's visual modeling；Model interacts component, node
Affixing one's name to component includes model inter-view, node deployment view, and user is designed a model interaction figure by model inter-view, passes through section
Point Deployment view, is deployed in one or more logical simulation nodes for simulation model, then will be emulated by the service layer of deployment
Model and associated documents are deployed in one or more corresponding physical simulation nodes.
Emulation platform frame is divided into five layer models from top to bottom, and hierarchy Model includes application layer, management level, service
Five layer, alternation of bed, resource layer levels, each level have relevant model and component, and correspond to a mapping table to describe
The information such as the attribute of this hierarchal model and component, function, parameter.Each level is relatively independent, only provides interface to a upper level
And cannot access, next level is accessed by the interface of next level.Data interaction between each model resource passes through service
Service interface in layer is realized；Then child node is divided into control management and simulation calculation both of which, and is included in application layer
In.
A) application layer
In application layer, control management mode includes model resource manager or node resource manager, view browser
And event browser.Application layer includes at least two kinds of application models of Distributed Simulation Platform: control management mode and emulation meter
Calculation mode, application model are an attribute of the simulation node in distributing emulation system.
(1) management mode is controlled
Control the control management function that management mode makes this node possess other nodes, and the user interface of guide management layer
UI load interface relevant to control management.In addition, control management mode further comprises the control management to entire analogue system
The partial service of function, service layer can only be used in the case where controlling management mode, such as Scheduler-Service, Clock management, node are synchronous
The service such as management, data management by synchronization.
(2) simulation calculation mode
Simulation calculation mode mainly calculates simulation model according to simulation clock, model health control and with control
Management node carries out event interaction, carries out data interaction with simulation calculation node.
B) management level
Management level are a restructural user interface UI, include at least model resource manager or node resource management
Device, view browser, event browser；Model resource manager is according to resource mapping table stress model information, and to model
Switch carries out the health status of human-computer interaction and display model；Node resource manager is defeated according to interactive map table load node
Enter output information, and human-computer interaction is carried out to the switch of node and shows the health status of node；The load emulation of model resource pond
All registered virtual emulation models of platform, view browser is according to service mapping table and interface image table load visualization view
Icon label, each view label corresponds to a kind of Visualization Service, and carries out human-computer interaction to different types of Visualization Service.
It is a kind of structured document to interface image table, includes at least this simulation node visualization view label information.
Refering to Fig. 3, Fig. 4.Carry out visual modeling when, management level should also contain Simulation Platform Software model interaction component and
Simulation Platform Software node deployment component, Simulation Platform Software model interaction component and Simulation Platform Software node deployment component with
The form of visualization view provides man-machine interactive interface, visualization view browser and about mistake, the thing of warning and prompt
Part browser, model inter-view and node deployment view.Model interaction component is generated according to the interface attributes of simulation model schemes
Mark is placed in model resource pond, in model inter-view, provides the function such as line, dragging, scaling, addition, deletion for user
Can, facilitate user's design simulation model interaction figure, in addition, model interaction component should have a path verifying function, i.e., verifying model it
Between interactive interfacing it is whether legal；Node deployment component can generate silent according to the selected simulation model in model interaction component
Recognize node deployment figure, node deployment view provides the functions such as editor's node, dragging, scaling, addition, deletion for user, facilitates use
Family design dummy node deployment diagram, wherein can be serviced for simulation node Setting pattern (control management or simulation calculation), configuration,
Configuration interface deployment.After completing model interaction figure and node deployment G- Design, friendship can be automatically generated for each simulation node
Mutual mapping table, the platform mapping table of node, interface image table, service mapping table, simulation model and associated profile.
C) service layer
Service layer includes: data interaction service thread, Visualization Service external interface, data monitoring service thread, control
Management service thread and Clock management service are at least handed over containing Clock management service subprogram, Visualization Service subprogram, data
Mutual service subprogram, control management service subprogram, data monitoring service, deployment services and service mapping table.Clock management
Service includes at least real-time clock propulsion and synchronised clock promotes both of which；Visualization Service at least supports two dimension, three-dimensional state
Gesture is shown and the visualization functions such as curve monitoring；Management service is controlled at least to the control management function of this nodal analysis method,
Including at least functions such as model load, model switch, model health controls；Data monitoring service at least to emulation data
Line function for monitoring；Data interaction service at least completes the interactive task to this nodal analysis method data, this task as a task
The start and ending of adjoint simulation；A kind of structured document of service mapping table, including at least matching for this simulation node related service
Confidence breath.
Data interaction service thread completes the real-time update function of all node interaction datas by real time communication middleware,
The start and ending of this service adjoint simulation task.Visualization Service external interface is the window handle of visualization component, is allowed to
Visualization component window can be shown on the label of visualization view manager.Data monitoring service thread by leading in real time
Believe that middleware completes the in-service monitoring function to specified emulation data.When Clock management service includes that real-time clock promotes and is synchronous
Clock promotes both of which, and real-time clock promotes mode to be promoted according to true time and simulation step length, and synchronised clock and true
Clock is unrelated, as long as all nodes complete this artificial tasks, clock is pushed ahead.
D) alternation of bed
Alternation of bed includes real time communication middleware, and real time communication middleware is for the real-time of distributed emulation feature design
Network communication middleware at least optimizes containing the real-time to communication link, and provides corresponding software development kit (SDK) realization
Communication data interaction；Data distributing is the network communication middleware provided for real-time distributed application system, Object Management group
Organize the application standard for the communication of distributed system recommended in (OMG).Real time communication middleware include interaction data packet, event,
Message, virtualization, simulation model virtualization.Interactive map table includes at least this simulation node and its all models and communication link
Between relationship, input/output port or memory address mappings information.
The communication link of resource layer is abstracted as native virtualization memory by real time communication middleware, and interactive map table describes
Partition list of the interaction data packet in native virtualization memory；Real time communication middleware carries out the simulation model of resource layer empty
Quasi-ization is abstract, and interaction data packet, the event message of descriptive model publish/subscribe, interactive map table also illustrate virtualization model
Interface definition.The principle of real time communication middleware be exactly according to the description in interactive map table by dummy model need issue/
The interaction data packet real-time update of subscription is into the partition list of virtualization memory.It is different for the safety for guaranteeing data interaction
Interaction data packet should design and be placed in different subregions.
E) resource layer
Resource layer includes communication link and simulation model, and for the real-time for guaranteeing system, resource layer includes at least communication chain
Road resource, model resource and resource mapping table, wherein communication link delay is nanosecond, and model resource is by certain specification
The component of encapsulation.Model resource encapsulation specification regulation model resource, which includes at least model initialization, model running, model, terminates three
A meta-function, and the meta-function title of all models is identical, the input parameter for initializing meta-function includes at least node metadata,
Model running meta-function inputs parameter and includes at least node metadata and simulation clock, and model terminates meta-function input parameter without wanting
It asks, in addition to above-mentioned data, the input-output function of meta-function cannot have parameter information relevant to model calculating.Node metadata
It is a kind of data structure, including at least the inputoutput data of this simulation node model.Resource mapping table is a kind of structuring text
Shelves, including at least the input/output argument information of this simulation node model, model configuration information, communication link parameter information is led to
Believe link configuration information.
To guarantee real-time, at least select a kind of delay for Real-time Network of the communication link as distributed emulation of nanosecond
Network, such as Reflective memory network.By simulation model Resource Encapsulation at component, model initialization, model running, mould are externally included at least
Type terminates three interfaces, and all model component interface names are identical.Resource mapping table is designed using XML technology.Resource impact
Table is matched including at least the input/output argument information of simulation model, model configuration information, communication link parameter information, communication link
Confidence breath, this node type, Simulation Application mode, the information such as attribute information of nodename and visualization component.By all moulds
The inputoutput data structure of type merges the input parameter being packaged as model initialization, model running interface.With reflective memory
For net, interactive map table is designed using XML technology first, shared drive subregion is used for node, such as:
<Device>
<NETNODE name=" control management node " NodeID=" 4 ">
<SENDData>
<DataBlock name="SendDataBlock1" BaseAddr="100">
<Item name="ver1" type="int" length="4"/>
<Item name="ver2" type="int" length="4"/>
……
</DataBlock>
<DataBlock name="SendDataBlock2" BaseAddr="200">
<Item name="ver1" type="int" length="4"/>
<Item name="ver2" type="int" length="4"/>
……
</DataBlock>
……
</SENDData>
<RECVData>
<DataBlock name="SecvDataBlock1" BaseAddr="500">
<Item name="ver1" type="int" length="4"/>
<Item name="ver2" type="int" length="4"/>
……
</DataBlock>
<DataBlock name="SecvDataBlock2" BaseAddr="600">
<Item name="ver1" type="int" length="4"/>
<Item name="ver2" type="int" length="4"/>
……
</DataBlock>
……
</RECVData>
</NETNODE>
……
</Device>
Then reflective memory API is called to realize the functions such as data interaction, the information receiving and transmitting of distributing emulation system.It is logical in real time
Letter middleware will be different according to the difference of communication link and designer's engineering experience, as long as guaranteeing that communication middleware is realized
Institute needed for top service is functional.
The corresponding simulation model object of related level difference simulation calculation task, is packaged into model by model encapsulation specification
Resource component, simulation object model component resource are loaded by mapping table；Simulation node automatically generates phase by platform mapping table
The software interface and corresponding serviced component answered, in emulation platform node software interface the interface of each node type software load
Resource is added by mapping table dynamic implement, related level difference artificial tasks by corresponding view window resource mapping table
It carries.
Refering to Fig. 5.Deployment services component is mainly born to operate in the service processes on simulation node operating system backstage
Duty completes the reception and response of the instruction of Simulation Platform Software operational process shown in Fig. 7, monitors instruction, decision instruction whether, portion
Administration's instruction receives file, according to node enabled instruction, according to control emulator command, simulation run node deployment component；Work as reception
To after " Disposition Instructions ", it is automatic receive all mapping tables, simulation model that model interaction component and node deployment component generate and
Associated profile.
Refering to Fig. 6.In the reconstruct process of Distributed Simulation Platform, first by simulation model number, each emulation mould
Interaction data design and simulation principle scheme between the function and simulation model of type.According to principle of simulation scheme in model inter-view
In design a model interaction figure, generate interactive map table.According to model interaction figure in node deployment view design node deployment diagram,
Using interdependent node as simulation calculation type, determine that key node for control management node, is generated flat by control management node
Platform mapping table；Then according in design node deployment diagram node type and platform mapping table generate artis deployment file, according to
The interface image table and service mapping table of interdependent node are generated according to the node type in design node deployment diagram.Deployment is executed to refer to
It enables, configuration file, is that the node in node deployment figure downloads distributed emulation correlation model and file, starts platform.
Refering to Fig. 7.In the simulation flow of Distributed Simulation Platform: starting platform, weighted platform mapping table determine this section
The type of point, into simulation calculation mode or control management mode；View is generated according to control management mode load interface image table
The interface resources such as figure manager, node manager；Or interface image table, resource mapping table generation are loaded according to simulation calculation mode
The interface resources such as View Manager, model manager；Then service mapping table, starting management clothes are loaded for control management mode
Business；In the case where controlling management mode, user is managed configuration to this emulation by human-computer interaction interface；In simulation calculation mode
Under, user is managed configuration by model of the human-computer interaction interface to this node, interface image table, service mapping table are loaded,
Resource mapping table generates View Manager, model manager, node manager, then loads service mapping table, starting emulation clothes
Business.User starts simulation initialisation, and initialization command is sent to all other node, load interaction according to control management mode
Mapping table, all nodes are ready for data interaction, after emulation starts, real-time perfoming simulation run time management, monitoring nodes, node
Health control go forward side by side row clock promote service.Node calls the initialization interface of all models to carry out model initialization；Then plus
Carry interactive map table carry out data interaction, moving model, according to external clock promote the calculating of real-time perfoming model, Model Monitoring,
Model health control and data interactive service, emulation terminate.After emulation, for controlling management mode, stopping is emulated
Operational management, monitoring nodes, node health management simultaneously stop clock propulsion service, for simulation calculation mode, stop all moulds
The operation of type stops data interaction service.
Claims (10)
1. a kind of visual modeling method of Distributed Simulation Platform, it is characterised in that include the following steps: to create emulation platform
Frame and visual modeling associated components, carry out distributed emulation deployment in a manner of visual, by emulation platform frame from upper
It is divided into application layer, management level, service layer, alternation of bed, resource layer under and, and the emulation mould between alternation of bed and resource layer
Type resource pool；Sem-ODM normative model is carried out to the visualization display of simulation model using XML technology, to the structure of model with
And formalization is standardized and is managed, level difference artificial tasks relevant to node pass through respectively corresponding view window money
The mapping table in source loads；The corresponding simulation model object of relevant to node level difference simulation calculation task, is sealed by model
Dress specification is packaged into model resource component, and simulation object model component resource is loaded by mapping table, and simulation node passes through platform
Mapping table automatically generates corresponding software interface and corresponding serviced component；Management level include the model interaction of Simulation Platform Software
Component and node deployment component, model interaction component are placed on simulation model resource pool according to the generation of the interface attributes of simulation model
In icon, seamless connection analogue system node logic deployment and physics deployment, in the form of visualization view provide it is man-machine
Interactive interface carries out visual modeling in model inter-view, provides line, dragging, scaling, addition for user and deletes function
Can, facilitate the Visualization Model of user's design simulation model interaction figure；All emulation child nodes for participating in distributed emulation pass through
Node deployment figure automatically generates corresponding software interface and corresponding serviced component, each section in emulation platform node software interface
The interface resources of vertex type software load pass through mapping table dynamic implement.
2. the visual modeling method of Distributed Simulation Platform as described in claim 1, it is characterised in that: distributed emulation is flat
When platform carries out visual modeling, increases model interaction component, node deployment component in management level, increase deployment services in service layer
Component, for providing the man-machine interactive interface of user's visual modeling.
3. the visual modeling method of Distributed Simulation Platform as claimed in claim 2, it is characterised in that: model interaction structure
Part, node deployment component include model inter-view, node deployment view, and user is designed a model interaction by model inter-view
Figure, is deployed in one or more logical simulation nodes for simulation model by node deployment view, then passes through the service of deployment
Simulation model and associated documents are deployed in one or more corresponding physical simulation nodes by layer.
4. the visual modeling method of Distributed Simulation Platform as described in claim 1, it is characterised in that: carry out visualization and build
When mould, the model interaction component and node deployment component of Simulation Platform Software are provided human-computer interaction in the form of visualization view and connect
Mouth, visualization view browser and event browser, model inter-view and node deployment about wrong warning and prompt
View.
5. the visual modeling method of Distributed Simulation Platform as described in claim 1, it is characterised in that: deployment services component
To operate in the service processes on simulation node operating system backstage, it is mainly responsible for completion Simulation Platform Software operational process and refers to
The reception and response of order monitor instruction, decision instruction whether, and Disposition Instructions receive file, according to node enabled instruction, according to
According to control emulator command, simulation run node deployment component；It is automatic to receive model interaction component after receiving " Disposition Instructions "
And all mapping tables, simulation model and associated profile that node deployment component generates.
6. the visual modeling method of Distributed Simulation Platform as described in claim 1, it is characterised in that: in distributed emulation
In the reconstruct process of platform, first by simulation model number, the interaction number between the function and simulation model of each simulation model
According to design and simulation principle scheme, is designed a model in model inter-view interaction figure according to principle of simulation scheme, generate interaction and reflects
Firing table.
7. the visual modeling method of Distributed Simulation Platform as claimed in claim 6, it is characterised in that: according to model interaction
Figure design node deployment diagram in node deployment view, using the interdependent node in node deployment figure as simulation calculation type, really
Key node is determined for control management node, by controlling management node generating platform mapping table；According in design node deployment diagram
Node type generate interdependent node interface image table and service mapping table.
8. the visual modeling method of Distributed Simulation Platform as described in claim 1, which is characterized in that control management mode
Include model resource manager or node resource manager, view browser and event browser.
9. the visual modeling method of Distributed Simulation Platform as described in claim 1, which is characterized in that in simulation calculation mould
Under formula, user is managed configuration, load interface image table, service mapping by model of the human-computer interaction interface to this node
Table, resource mapping table generate View Manager, model manager, node manager, then load service mapping table, starting emulation
Service.
10. the visual modeling method of Distributed Simulation Platform as claimed in claim 7, which is characterized in that according to design section
Node type in point deployment diagram generates the interface image table and service mapping table of interdependent node, executes Disposition Instructions, configuration text
Part is that the node in node deployment figure downloads distributed emulation correlation model and file, starts platform.
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