CN115756416A - Program generation method and device for physical mechanism solver computing unit - Google Patents
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Abstract
The invention relates to the technical field of file processing, and provides a program generation method and a program generation device for a physical mechanism solver computing unit, wherein the program generation method comprises the following steps: determining a program statement comprising a PDE solution process according to the PDE element key words; determining program code data corresponding to the solver computing unit according to the model keywords; determining a flow program framework corresponding to a solver computing unit according to the workflow keywords; and generating an execution program corresponding to the calculation unit of the solver according to the program statements, the program code data and the flow program framework. According to the invention, the required program statements, program code data and flow program framework are determined according to the PDE element key words, the model key words and the workflow key words, and then the program statements and the program code data are placed into the flow program framework to generate the execution program of the calculating unit of the solver, so that the low-code development is realized, the difficulty in writing the program is reduced, the input of the writing program is saved, and the high-efficiency writing is realized.
Description
Technical Field
The invention relates to the technical field of data processing, in particular to a program generation method and device for a physical mechanism solver computing unit.
Background
The current physical mechanism model solver computer programs are developed one by adopting a traditional mode of manually establishing teams, and are realized by using a row code of a computer high-level programming language or an object-oriented high-level programming language (such as C, C + +, fortran language and the like), wherein the development needs to be invested for dozens of years, and the ordered teams need to be organized to be completed in a labor division and cooperation manner.
The compiling of the physical mechanism model solver calculation program is a comprehensive skill, and the physical mechanism model solver integrates skills of mathematics, mechanics, computers, and the like, has great challenges for developers, and has high culture requirements and great difficulty for engineers in the face of subdivision in the field of scientific research at present.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a program generation method and device for a physical mechanism solver computing unit.
In a first aspect, the present invention provides a program generation method for a physical mechanism solver computing unit, including:
acquiring PDE solution process element information of a calculation expression corresponding to a calculation unit of a solver, and determining PDE solution process script definition information according to the PDE solution process element information, wherein the PDE solution process script definition information comprises PDE element keywords, model keywords and workflow keywords;
determining a program statement comprising a PDE solution process according to the PDE element key words;
determining program code data corresponding to the solver computing unit according to the model keywords;
determining a flow program framework corresponding to the solver computing unit according to the workflow keywords;
and generating an execution program corresponding to the solver computing unit according to the program statement, the program code data and the flow program framework.
In one embodiment, the method further comprises:
acquiring input PDE element description information, determining word interpretation information according to the PDE element description information, and converting the word interpretation information into corresponding program code data. .
In one embodiment, the determining word interpretation information according to the PDE element description information includes:
and performing syntactic analysis on the PDE element description information, extracting PDE solution process element information, and performing noun conversion on the PDE solution process element information to convert the PDE solution process element information into unified word interpretation information.
In one embodiment, the determining PDE solution process script definition information from the PDE solution process element information includes:
and compiling the element information of the PDE solving process according to the symbolic expression defined by the DSL language to generate the script definition information of the PDE solving process.
In one embodiment, the converting into corresponding program code data according to the word interpretation information includes:
and calling a DSL language compiler to carry out code conversion on the extracted word interpretation information, and converting the word interpretation information into corresponding program code data.
In one embodiment, the calculation expressions corresponding to the calculation unit of the solver include a unit stiffness matrix integral expression, a unit mass matrix integral expression, a unit damping matrix integral expression, a unit load vector integral expression, and an adopted interpolation function expression.
In a second aspect, the present invention provides a program generation apparatus for a physical mechanism solver computing unit, including:
the definition module is used for acquiring PDE solution process element information of a calculation expression corresponding to the calculation unit of the solver, and determining PDE solution process script definition information according to the PDE solution process element information, wherein the PDE solution process script definition information comprises PDE element keywords, model keywords and workflow keywords;
the first determining module is used for determining a program statement comprising a PDE solving process according to the PDE key element key words;
a second determining module for determining program code data corresponding to the solver computing unit according to the model keywords;
the third determining module is used for determining a flow program framework corresponding to the solver computing unit according to the workflow keywords;
and the generation module is used for generating an execution program corresponding to the calculation unit of the solver according to the program statement, the program code data and the flow program framework.
In one embodiment, the apparatus further comprises a storage module to:
acquiring input PDE element description information, determining word interpretation information according to the PDE element description information, and converting the word interpretation information into corresponding program code data.
In a third aspect, the present invention provides an electronic device, including a memory and a memory storing a computer program, wherein the processor implements the steps of the program generation method of the physical mechanism solver computing unit of the first aspect when executing the program.
In a fourth aspect, the present invention provides a processor-readable storage medium storing a computer program for causing a processor to execute the steps of the program generation method of the physical mechanism solver calculation unit of the first aspect.
According to the program generation method and device of the physical mechanism solver computing unit, the needed program statement, program code data and flow program framework are determined according to the PDE element key words, the model key words and the workflow key words, then the program statement and the program code data are placed into the flow program framework, and the execution program of the solver computing unit is generated, so that low-code development is achieved, the program compiling difficulty is reduced, the program compiling investment is saved, and efficient compiling is achieved.
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In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed for the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to the drawings without creative efforts.
FIG. 1 is a schematic flow diagram of a program generation method for a physical mechanism solver computing unit according to the present invention;
FIG. 2 is a schematic structural diagram of a program generation apparatus of a physical mechanism solver computing unit provided by the present invention;
fig. 3 is a schematic structural diagram of an electronic device provided in the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 shows a schematic flow chart of a program generation method of a physical mechanism solver computing unit provided by the present invention, and referring to fig. 1, the method includes:
11. acquiring PDE solution process element information of a calculation expression corresponding to a calculation unit of a solver, and determining PDE solution process script definition information according to the PDE solution process element information, wherein the PDE solution process script definition information comprises PDE element keywords, model keywords and workflow keywords;
12. determining a program statement comprising a PDE solution process according to the PDE element key words;
13. determining program code data corresponding to the solver computing unit according to the model keywords;
14. determining a flow program framework corresponding to a solver computing unit according to the workflow keywords;
15. and generating an execution program corresponding to the calculation unit of the solver according to the program statements, the program code data and the flow program framework.
As for steps 11 to 15, it should be noted that, in the present invention, a physical mechanism model needs to be constructed for the design of a product and a scene, and in the construction process of the physical mechanism model, a solver is needed to solve the construction of the model, and the solver is composed of a computing unit and is used for automated execution in the execution process. The execution process is implemented based on a program. For this reason, a program file corresponding to the solver calculation unit needs to be generated.
In the invention, each solver calculation unit corresponds to a calculation expression, and the calculation expressions comprise a unit stiffness matrix integral expression, a unit mass matrix integral expression, a unit damping matrix integral expression, a unit load vector integral expression and an adopted interpolation function expression. PDE (partial differential equation) solution processes of computational expressions have element information, which is information characterizing points or points required in the solution process. And analyzing the PDE solution process element information to determine PDE solution process script definition information. The PDE solution process script definition information comprises PDE element keywords, model keywords and workflow keywords.
In the present invention, program statements including a PDE solution process are determined from PDE element keywords. That is, a statement or execution statement containing a PDE solving process can be located according to PDE element keyword analysis defined by DSL (Domain Specific Language) Language as a program statement determined to include the PDE solving process.
In the present invention, program code data corresponding to a solver computing unit is determined based on model keywords. Namely: and extracting a C language module code of a calculation program of the calculation unit by forward analysis of the PDE and conversion of the model keyword according to model keyword definition information defined by the DSL language, extracting a C language code template from a standard code template library, and assembling to generate source code data of a C language solver.
In the invention, a flow program framework corresponding to a solver computing unit is determined according to the workflow keywords. Namely, the setting, the pre-processing and the post-processing of the calculation process and the process program framework corresponding to the calculation process are obtained according to the workflow key words defined by the DSL language.
In the present invention, an execution program corresponding to a solver calculation unit is generated from a program statement, program code data, and a flow program framework. The program statements and the program code data are put into a flow program framework to generate an execution program of the calculation unit of the solver.
According to the program generation method of the physical mechanism solver computing unit, the needed program statement, program code data and flow program framework are determined according to the PDE element key words, the model key words and the workflow key words, then the program statement and the program code data are placed into the flow program framework, and the execution program of the solver computing unit is generated, so that low-code development is realized, the program compiling difficulty is reduced, the program compiling investment is saved, and efficient compiling is realized.
In a further method of the above method, the method further includes a construction process of program code data, specifically:
acquiring input PDE element description information, determining word interpretation information according to the PDE element description information, and converting the word interpretation information into corresponding program code data. After the PDE element description information is analyzed in syntax, relevant element information is extracted to be subjected to noun conversion and converted into unified noun interpretation, a DSL language compiler is called to perform code conversion on the extracted noun interpretation, and corresponding C language module code data are generated in an expanded mode.
In contrast, it should be noted that, based on the input different PDE element description information, corresponding program code data can be constructed and generated, so that in the generation process of the execution program of the subsequent computing unit, the corresponding program code data can be quickly determined based on the analysis of the model keywords.
In the further method of the above method, the process of determining the word interpretation information according to the PDE element description information is mainly explained, specifically:
and carrying out syntactic analysis on the PDE element description information, extracting PDE solution process element information, carrying out noun conversion on the PDE solution process element information, and converting the PDE solution process element information into unified word interpretation information. And equivalently, based on the configured word rule, converting the element information into corresponding word interpretation information according to the word rule.
In the further method of the above method, the processing procedure of determining the PDE solution process script definition information according to the PDE solution process element information is mainly explained, which is specifically as follows:
and compiling the element information of the PDE solving process according to the symbolic expression defined by the DSL language, generating the script definition information of the PDE solving process, and providing the key words of the PDE elements, the key words of the model and the key words of the workflow.
In the further method of the above method, the explanation is mainly given to the processing procedure of converting the word interpretation information into the corresponding program code data, specifically as follows:
and calling a DSL language compiler to carry out code conversion on the extracted word interpretation information and convert the word interpretation information into corresponding program code data. Namely, a DSL language compiler is called to carry out code compilation on the word interpretation information and convert the word interpretation information into corresponding program code data.
The program generation method of the physical mechanism solver computing unit provided by the invention can realize low-code development, reduce the difficulty of compiling programs, save the investment of compiling programs and realize high-efficiency compiling.
The following describes a program generation device of a physical mechanism solver calculation unit provided by the present invention, and the program generation device of the physical mechanism solver calculation unit described below and the program generation method of the physical mechanism solver calculation unit described above may be referred to correspondingly.
Fig. 2 shows a schematic flow diagram of a program generating apparatus of a physical mechanism solver computing unit provided by the present invention, and referring to fig. 2, the apparatus includes an obtaining module 21, a first determining module 22, a second determining module 23, a third determining module 24, and a generating module 25, where:
the acquisition module 21 is configured to acquire PDE solution process element information of a calculation expression corresponding to the calculation unit of the solver, and determine PDE solution process script definition information according to the PDE solution process element information, where the PDE solution process script definition information includes PDE element keywords, model keywords, and workflow keywords;
a first determining module 22, configured to determine a program statement including a PDE solution process according to the PDE factor keyword;
a second determination module 23, configured to determine program code data corresponding to the solver calculation unit according to the model keyword;
a third determining module 24, configured to determine, according to the workflow keyword, a flow program framework corresponding to the solver computing unit;
and the generating module 25 is used for generating the execution program corresponding to the calculation unit of the solver according to the program statements, the program code data and the flow program framework.
In a further aspect of the above apparatus, the apparatus further comprises a storage module configured to:
acquiring input PDE element description information, determining word interpretation information according to the PDE element description information, and converting the word interpretation information into corresponding program code data.
In a further apparatus of the above apparatus, the storage module, in the process of determining the word interpretation information according to the PDE element description information, is specifically configured to:
and carrying out syntactic analysis on the PDE element description information, extracting PDE solution process element information, carrying out noun conversion on the PDE solution process element information, and converting the PDE solution process element information into unified word interpretation information.
In a further apparatus of the above apparatus, the obtaining module, in the process of determining PDE solution process script definition information according to the PDE solution process element information, is specifically configured to:
and compiling the element information of the PDE solving process according to the symbolic expression defined by the DSL language to generate the script definition information of the PDE solving process.
In a further apparatus of the above apparatus, the storage module, in the process of converting into the corresponding program code data according to the word interpretation information, is specifically configured to:
and calling a DSL language compiler to carry out code conversion on the extracted word interpretation information and convert the word interpretation information into corresponding program code data.
In a further device of the above device, the calculation expressions corresponding to the solver calculation unit include a unit stiffness matrix integral expression, a unit mass matrix integral expression, a unit damping matrix integral expression, a unit load vector integral expression, and an adopted interpolation function expression.
Since the principle of the apparatus according to the embodiment of the present invention is the same as that of the method according to the above embodiment, further details are not described herein for further explanation.
It should be noted that, in the embodiment of the present invention, the relevant functional module may be implemented by a hardware processor (hardware processor).
The program generation device of the physical mechanism solver calculation unit determines the required program statement, program code data and flow program framework according to the PDE element key words, the model key words and the workflow key words, and then puts the program statement and the program code data into the flow program framework to generate the execution program of the solver calculation unit, thereby realizing low-code development, reducing the difficulty of compiling the program, saving the investment of the compiling program and compiling efficiently.
Fig. 3 illustrates a physical structure diagram of an electronic device, which may include, as shown in fig. 3: a processor (processor) 31, a Communication Interface (Communication Interface) 32, a memory (memory) 33 and a Communication bus 34, wherein the processor 31, the Communication Interface 32 and the memory 33 are communicated with each other via the Communication bus 34. The processor 31 may invoke the computer program in the memory 33 to perform the steps of the program generation method of the physical mechanism solver computing unit, including, for example: acquiring PDE solution process element information of a calculation expression corresponding to a calculation unit of a solver, and determining PDE solution process script definition information according to the PDE solution process element information, wherein the PDE solution process script definition information comprises PDE element keywords, model keywords and workflow keywords; determining a program statement comprising a PDE solution process according to the PDE element key words; determining program code data corresponding to the solver computing unit according to the model keywords; determining a flow program framework corresponding to a solver computing unit according to the workflow keywords; and generating an execution program corresponding to the calculation unit of the solver according to the program statements, the program code data and the flow program framework.
In addition, the logic instructions in the memory 33 may be implemented in the form of software functional units and stored in a computer readable storage medium when the software functional units are sold or used as independent products. Based on such understanding, the technical solution of the present invention or a part thereof which substantially contributes to the prior art may be embodied in the form of a software product, which is stored in a storage medium and includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-only memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
In another aspect, the present invention also provides a computer program product comprising a computer program stored on a non-transitory computer readable storage medium, the computer program comprising program instructions which, when executed by a computer, enable the computer to perform the steps of a program generation method of a physical mechanism solver computing unit, for example comprising: acquiring PDE solution process element information of a calculation expression corresponding to a calculation unit of a solver, and determining PDE solution process script definition information according to the PDE solution process element information, wherein the PDE solution process script definition information comprises PDE element keywords, model keywords and workflow keywords; determining a program statement comprising a PDE solution process according to the PDE element key words; determining program code data corresponding to the solver computing unit according to the model keywords; determining a flow program frame corresponding to a solver computing unit according to the workflow keywords; and generating an execution program corresponding to the calculation unit of the solver according to the program statements, the program code data and the flow program framework.
On the other hand, an embodiment of the present invention further provides a processor-readable storage medium, where the processor-readable storage medium stores a computer program, where the computer program is configured to cause the processor to execute the steps of the program generation method of the physical mechanism solver computing unit, where the steps include, for example: acquiring PDE solution process element information of a calculation expression corresponding to a calculation unit of a solver, and determining PDE solution process script definition information according to the PDE solution process element information, wherein the PDE solution process script definition information comprises PDE element keywords, model keywords and workflow keywords; determining a program statement comprising a PDE solution process according to the PDE element key words; determining program code data corresponding to the solver computing unit according to the model keywords; determining a flow program framework corresponding to a solver computing unit according to the workflow keywords; and generating an execution program corresponding to the calculation unit of the solver according to the program statements, the program code data and the flow program framework.
The processor-readable storage medium can be any available medium or data storage device that can be accessed by a processor, including, but not limited to, magnetic memory (e.g., floppy disks, hard disks, magnetic tape, magneto-optical disks (MOs), etc.), optical memory (e.g., CDs, DVDs, BDs, HVDs, etc.), and semiconductor memory (e.g., ROMs, EPROMs, EEPROMs, non-volatile memory (NAND FLASH), solid State Disks (SSDs)), etc.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A program generation method of a physical mechanism solver calculation unit, comprising:
acquiring PDE solution process element information of a calculation expression corresponding to a calculation unit of a solver, and determining PDE solution process script definition information according to the PDE solution process element information, wherein the PDE solution process script definition information comprises PDE element keywords, model keywords and workflow keywords;
determining a program statement comprising a PDE solution process according to the PDE element key words;
determining program code data corresponding to the solver computing unit according to the model keywords;
determining a flow program framework corresponding to the solver computing unit according to the workflow keywords;
and generating an execution program corresponding to the solver computing unit according to the program statement, the program code data and the flow program framework.
2. The program generation method of a physical mechanism solver computing unit of claim 1, further comprising:
acquiring input PDE element description information, determining word interpretation information according to the PDE element description information, and converting the word interpretation information into corresponding program code data.
3. The program generation method of a physical mechanism solver computing unit according to claim 2, wherein the determining word interpretation information from the PDE element description information includes:
and carrying out syntactic analysis on the PDE element description information, extracting PDE solution process element information, and carrying out noun conversion on the PDE solution process element information to convert the PDE solution process element information into unified word interpretation information.
4. The program generation method of a physical mechanism solver computing unit of claim 1, wherein said determining PDE solution process script definition information from said PDE solution process element information comprises:
and compiling the element information of the PDE solving process according to the symbolic expression defined by the DSL language to generate the script definition information of the PDE solving process.
5. The program generation method of a physical mechanism solver computing unit according to claim 3, wherein the converting into corresponding program code data according to the word interpretation information includes:
and calling a DSL language compiler to carry out code conversion on the extracted word interpretation information and convert the word interpretation information into corresponding program code data.
6. The program generation method of the physical mechanism solver computational unit of claim 1, wherein the computational expressions corresponding to the solver computational unit include a unit stiffness matrix integral expression, a unit mass matrix integral expression, a unit damping matrix integral expression, a unit load vector integral expression, and an employed interpolation function expression.
7. A program generation device for a physical mechanism solver calculation unit, comprising:
the definition module is used for acquiring PDE solution process element information of a calculation expression corresponding to the calculation unit of the solver, and determining PDE solution process script definition information according to the PDE solution process element information, wherein the PDE solution process script definition information comprises PDE element keywords, model keywords and workflow keywords;
the first determining module is used for determining a program statement comprising a PDE solving process according to the PDE key element key words;
a second determining module for determining program code data corresponding to the solver computing unit according to the model keywords;
the third determining module is used for determining a flow program framework corresponding to the solver computing unit according to the workflow keywords;
and the generation module is used for generating an execution program corresponding to the calculation unit of the solver according to the program statement, the program code data and the flow program framework.
8. The program generation apparatus of a physical mechanism solver computing unit of claim 7, further comprising a storage module for:
acquiring input PDE element description information, determining word interpretation information according to the PDE element description information, and converting the word interpretation information into corresponding program code data.
9. An electronic device comprising a processor and a memory storing a computer program, characterized in that the steps of the program generation method of the physical mechanism solver computing unit of any one of claims 1 to 6 are implemented by the processor when executing the computer program.
10. A processor-readable storage medium, characterized in that the processor-readable storage medium stores a computer program for causing a processor to execute the steps of the program generation method of a physical mechanism solver calculation unit as claimed in any one of claims 1 to 6.
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