CN113379872A - Engineering drawing generation method, device and system and computer readable storage medium - Google Patents
Engineering drawing generation method, device and system and computer readable storage medium Download PDFInfo
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- G06T11/20—Drawing from basic elements, e.g. lines or circles
- G06T11/206—Drawing of charts or graphs
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Abstract
The application discloses a method, a device, a system and a computer readable storage medium for generating an engineering drawing, wherein the method is applied to a client supporting WebGL and comprises the following steps: receiving a three-dimensional model of a part and/or assembly, sending the three-dimensional model to an edge node, and performing edge calculation on the three-dimensional model by the edge node to obtain a two-dimensional view; receiving and displaying the two-dimensional view, rendering and labeling the two-dimensional view by using WebGL according to the received processing instruction, and calling a target standard component from a cloud end through an edge node; and generating an engineering drawing by using the rendered and labeled two-dimensional view and the target standard component. According to the technical scheme, the engineering drawing is generated by utilizing the edge nodes to perform edge calculation, utilizing WebGL to perform rendering and labeling and calling the standard component from the cloud side, so that the dependence on desktop software and the calculation pressure of a client side are reduced, the generation complexity of the engineering drawing is reduced, and the generation efficiency of the engineering drawing is improved.
Description
Technical Field
The present application relates to the field of engineering drawing generation technologies, and in particular, to an engineering drawing generation method, apparatus, system, and computer-readable storage medium.
Background
The engineering drawing is a technical file used by the engineering community to accurately express the shape, size and related technical requirements of an object.
At present, when an engineering drawing is generated, the engineering drawing is generally implemented on a local client, specifically, desktop software is installed on the local client, parts and/or assemblies are introduced into the desktop software, the parts and/or assemblies are subjected to calculation such as projection, and standard parts are marked and drawn on the desktop software to generate the engineering drawing.
In summary, how to reduce the dependency on desktop software and the computation pressure of the local client, and improve the generation efficiency of the engineering drawing is a technical problem to be solved by those skilled in the art.
Disclosure of Invention
In view of the above, an object of the present application is to provide a method, an apparatus, a system and a computer-readable storage medium for generating engineering drawings, which are used to reduce the dependency on desktop software and the computation pressure of a local client, and improve the generation efficiency of engineering drawings.
In order to achieve the above purpose, the present application provides the following technical solutions:
an engineering drawing generation method is applied to a client side supporting WebGL and comprises the following steps:
receiving a three-dimensional model of a part and/or assembly, sending the three-dimensional model to an edge node, and performing edge calculation on the three-dimensional model by the edge node to obtain a two-dimensional view;
receiving and displaying the two-dimensional view, rendering and labeling the two-dimensional view by using WebGL according to a received processing instruction, and calling a target standard component from a cloud end through the edge node;
and generating an engineering drawing by using the rendered and labeled two-dimensional view and the target standard component.
Preferably, after receiving the three-dimensional model of the part and/or the assembly, the method further comprises:
judging whether the format of the three-dimensional model is a preset format or not;
if so, executing the step of sending the three-dimensional model to an edge node;
if not, sending out a prompt of format error.
Preferably, after generating the engineering drawing, the method further includes:
and sending the engineering drawing to a cloud end through the edge node, and receiving the updated engineering drawing sent by the cloud end through the edge node.
Preferably, the sending the engineering drawing to a cloud end through the edge node includes:
and generating a link corresponding to the engineering drawing, and sending the link to the cloud end through the edge node.
Preferably, after generating the engineering drawing, the method further includes:
and displaying the engineering drawing.
Preferably, after the edge node performs edge calculation on the three-dimensional model to obtain the two-dimensional view, the method further includes:
and the edge node generates a log corresponding to edge calculation and sends the log to the cloud.
An engineering drawing generation apparatus comprising:
the receiving module is used for receiving a three-dimensional model of a part and/or assembly, sending the three-dimensional model to an edge node, and performing edge calculation on the three-dimensional model by the edge node to obtain a two-dimensional view;
the rendering and labeling module is used for receiving the two-dimensional view, displaying the two-dimensional view, rendering and labeling the two-dimensional view by using WebGL according to the received processing instruction, and calling a target standard component from a cloud end through the edge node;
and the generating module is used for generating the engineering drawing by utilizing the rendered and labeled two-dimensional view and the target standard component.
Preferably, the method further comprises the following steps:
the judging module is used for judging whether the format of the three-dimensional model is a preset format or not after receiving the three-dimensional model of the part and/or assembly;
the execution module is used for executing the step of sending the three-dimensional model to the edge node if the format of the three-dimensional model is a preset format;
and the prompting module is used for sending out a prompt of format error if the format of the three-dimensional model is not a preset format.
An engineering drawing generation system comprises a client supporting WebGL, an edge node and a cloud, wherein a standard component library is stored in the cloud, and the engineering drawing generation system comprises:
the client is used for receiving a three-dimensional model of a part and/or assembly and sending the three-dimensional model to the edge node; receiving and displaying a two-dimensional view sent by the edge node, rendering and labeling the two-dimensional view by using WebGL according to a received processing instruction, and calling the target standard component from the cloud end through the edge node; generating an engineering drawing by using the rendered and labeled two-dimensional view and the target standard component;
the edge node is used for performing edge calculation on the three-dimensional model to obtain a two-dimensional view and sending the two-dimensional view to the client; and calling the target standard component from the standard component library of the cloud end, and sending the target standard component to the client end.
A computer-readable storage medium, in which a computer program is stored which, when being executed by a processor, carries out the steps of the engineering drawing generation method according to any one of the preceding claims.
The application provides an engineering drawing generation method, device, system and computer readable storage medium, wherein the method is applied to a client supporting WebGL and comprises the following steps: receiving a three-dimensional model of a part and/or assembly, sending the three-dimensional model to an edge node, and performing edge calculation on the three-dimensional model by the edge node to obtain a two-dimensional view; receiving and displaying the two-dimensional view, rendering and labeling the two-dimensional view by using WebGL according to the received processing instruction, and calling a target standard component from a cloud end through an edge node; and generating an engineering drawing by using the rendered and labeled two-dimensional view and the target standard component.
According to the technical scheme, the client sends the three-dimensional model of the part and/or the assembly to the edge node, edge calculation is carried out through the edge node, and calculation does not need to be carried out by relying on desktop software of the client, so that the dependence degree on the desktop software can be reduced, the calculation pressure of the client can be reduced, the client renders and marks the two-dimensional view by using WebGL, and the WebGL does not need to be supported by any browser plug-in, so that the dependence degree on the desktop software can be reduced.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a flowchart of an engineering drawing generation method according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of an engineering drawing generation system according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of an engineering drawing generation apparatus according to an embodiment of the present application.
Detailed Description
The core of the application is to provide a method, a device and a system for generating an engineering drawing and a computer readable storage medium, which are used for reducing the dependency on desktop software and the calculation pressure of a local client and improving the generation efficiency of the engineering drawing.
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. 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 application.
Referring to fig. 1 and fig. 2, fig. 1 shows a flowchart of an engineering drawing generation method provided in an embodiment of the present application, and fig. 2 shows a structural schematic diagram of an engineering drawing generation system provided in an embodiment of the present application. The engineering drawing generation method provided by the embodiment of the application is applied to a client supporting WebGL, and can comprise the following steps:
s11: receiving a three-dimensional model of a part and/or assembly, sending the three-dimensional model to an edge node, and performing edge calculation on the three-dimensional model by the edge node to obtain a two-dimensional view.
When generating the engineering drawing, the user imports the three-dimensional model of the part and/or the assembly into the client supporting the WebGL, specifically, into the WebGL of the client supporting the WebGL. WebGL is a 3D drawing standard, JavaScript and OpenGL ES 2.0 are combined together, 3D accelerated rendering can be directly provided for a browser by adding JavaScript binding of OpenGL ES 2.0, a three-dimensional model can display 3D scenes and models more smoothly in the browser by means of a computer system display card, and more complex man-machine interaction behaviors are achieved. With the WebGL, a user can directly experience various 3D applications in a browser without installing any plug-in, and browsers such as Firefox, Chrome, Opera and Safari successfully support the WebGL at present.
After receiving the three-dimensional model of the received part and/or assembly, the client may be connected to the edge node through a network, perform protocol conversion by the edge node, and perform edge calculation on the received three-dimensional model after the conversion, specifically, parse and project the received three-dimensional model to obtain a two-dimensional view corresponding to the three-dimensional model of the part and/or assembly, where the two-dimensional view may be a front view, a top view, a left view, and a cross-sectional view. After obtaining the two-dimensional view, the edge node may send the two-dimensional view to the client through a network connection.
The edge computing means that a platform integrating network, computing, storage and application core capabilities is adopted on one side close to an application end or a data source to provide computing services nearby. The application program is initiated at the edge side, so that a faster network service response is generated, and the requirements of the industry on real-time business, application intelligence, safety, privacy protection and the like are met.
According to the method and the device, the edge node is used for carrying out edge calculation on the three-dimensional model without depending on special desktop software, so that the dependence on the desktop software and the calculation pressure of a client can be reduced, and the condition of overlarge load can be avoided almost, so that the problem of network delay can be avoided, the stability and the real-time performance are improved, and in addition, the response speed can be improved.
S12: and receiving and displaying the two-dimensional view, rendering and labeling the two-dimensional view by using WebGL according to the received processing instruction, and calling a target standard component from the cloud end through the edge node.
After receiving the two-dimensional view sent by the edge node, the client can display the two-dimensional view, so that a user can observe the two-dimensional view conveniently, and the user can send a processing instruction conveniently according to the displayed two-dimensional view.
After receiving the processing instruction of the two-dimensional view, the client can perform rendering and labeling processing on the two-dimensional view by using WebGL according to the processing instruction, and when the standard component is needed, the client can send a target standard component acquisition instruction to the edge node, call the target standard component from a standard component library stored in the cloud end by the edge node according to the target standard component acquisition instruction, and send the target standard component to the client. The cloud end can be connected with a large number of edge nodes, and the stored standard component library can be called and used by all connected clients.
Compared with the existing method that desktop software is required to be relied on for rendering and labeling, the method and the device do not need to install the desktop software, only WebGL is required to be used for rendering and labeling, plug-in is not required to be installed in the WebGL, and the method and the device can be directly implemented in a browser, so that the dependence on the desktop software can be reduced, occupation of storage space of a client side can be reduced, and the engineering drawing can be generated with great flexibility. In addition, because this application can be followed the high in the clouds and called required target standard component, and need not to carry out the drawing of standard component again, then can reduce the complexity that the engineering drawing generated, and can improve the generation efficiency of engineering drawing, and make the user can carry out the free choice according to autonomic needs, greatly improve user's convenience.
S13: and generating an engineering drawing by using the rendered and labeled two-dimensional view and the target standard component.
After step S12, an engineering drawing may be generated using the rendered and annotated two-dimensional view and the retrieved target standard.
According to the method, the method has the advantages that the edge nodes are utilized to perform edge calculation, the WebGL is utilized to perform rendering and labeling, and the standard component is called from the cloud side to generate the engineering drawing, so that the dependence degree of desktop software and the calculation pressure of a local client side can be reduced in the generation process of the engineering drawing, the generation complexity of the engineering drawing can be reduced, and the generation efficiency of the engineering drawing is improved.
According to the technical scheme, the client sends the three-dimensional model of the part and/or the assembly to the edge node, edge calculation is carried out through the edge node, and calculation does not need to be carried out by relying on desktop software of the client, so that the dependence degree on the desktop software can be reduced, the calculation pressure of the client can be reduced, the client renders and marks the two-dimensional view by using WebGL, and the WebGL does not need to be supported by any browser plug-in, so that the dependence degree on the desktop software can be reduced.
The engineering drawing generation method provided by the embodiment of the application, after receiving the three-dimensional model of the part and/or the assembly, may further include:
judging whether the format of the three-dimensional model is a preset format or not;
if so, executing a step of sending the three-dimensional model to the edge node;
if not, sending out a prompt of format error.
After receiving the three-dimensional model of the part and/or the assembly, the client may determine whether the format of the three-dimensional model is a preset format, where the preset format mentioned herein may be specifically an stp format or an stl format. If the parts and/or the assembled three-dimensional model imported by the user are determined to be in the preset format, the step of sending the three-dimensional model to the edge node can be executed, namely, the subsequent related steps can be carried out to ensure the smooth generation of the engineering drawing, and if the parts and/or the assembled three-dimensional model imported by the user are determined not to be in the preset format, a prompt of wrong format can be sent out to facilitate the user to import the three-dimensional model in the preset format.
After the engineering drawing generation method provided by the embodiment of the application generates the engineering drawing, the method may further include:
and sending the engineering drawing to a cloud end through the edge node, and receiving the updated engineering drawing sent by the cloud end through the edge node.
After the engineering drawing is generated, the engineering drawing can be sent to the cloud end through the edge nodes, so that other legal users can conveniently obtain the engineering drawing by logging in the cloud end, and the other legal users can conveniently realize the collaborative editing of the engineering drawing by logging in the cloud end. After the collaborative editing is achieved, other legal users can upload the updated engineering drawing to the cloud, and then the client can receive the updated engineering drawing sent by the cloud through the edge node in a mode of logging in the cloud and sending an acquisition instruction.
Through the process, the participation and the updating of the engineering drawing generation can be realized from a plurality of clients so as to improve the cooperativity of the engineering drawing generation, and the clients can acquire the updated engineering drawing so as to be convenient for installation and construction according to the updated engineering drawing.
The engineering drawing generation method provided by the embodiment of the application sends the engineering drawing to the cloud end through the edge node, and may include:
and generating a link corresponding to the engineering drawing, and sending the link to the cloud end through the edge node.
When the engineering drawing is sent to the cloud end through the edge nodes, links corresponding to the engineering drawing can be generated specifically, and the generated links are sent to the cloud end through the edge nodes, so that the sent data volume is reduced, and the sending speed is improved.
After the engineering drawing generation method provided by the embodiment of the application generates the engineering drawing, the method may further include:
and displaying the engineering drawing.
After the engineering drawing is generated, the engineering drawing can be displayed, so that a user can check the generated engineering drawing in time, and can modify and adjust the engineering drawing in time.
In the engineering drawing generation method provided by the embodiment of the present application, after the edge node performs edge calculation on the three-dimensional model to obtain the two-dimensional view, the method may further include:
and the edge node generates a log corresponding to the edge calculation and sends the log to the cloud.
In the application, the edge node performs edge calculation on the three-dimensional model to obtain the two-dimensional view, then the edge node can generate a log corresponding to the edge calculation, wherein the log can store data and the like related to the edge calculation, the log can be sent to a cloud end, the cloud end performs data analysis according to the log and stores the log and an analysis result, and therefore a user can conveniently check information related to engineering drawing generation through logging in the cloud end.
An engineering drawing generation device provided in an embodiment of the present application is applied to a client that supports WebGL, and referring to fig. 3, a schematic structural diagram of the engineering drawing generation device provided in the embodiment of the present application is shown, and the engineering drawing generation device may include:
the receiving module 31 is configured to receive a three-dimensional model of a part and/or an assembly, send the three-dimensional model to an edge node, and perform edge calculation on the three-dimensional model by the edge node to obtain a two-dimensional view;
the rendering and labeling module 32 is configured to receive and display the two-dimensional view, render and label the two-dimensional view by using WebGL according to the received processing instruction, and call the target standard component from the cloud through the edge node;
and the generating module 33 is configured to generate an engineering drawing by using the rendered and labeled two-dimensional view and the target standard component.
The engineering drawing generation apparatus provided in the embodiment of the present application may further include:
the judging module is used for judging whether the format of the three-dimensional model is a preset format or not after receiving the three-dimensional model of the part and/or the assembly;
the execution module is used for executing the step of sending the three-dimensional model to the edge node if the format of the three-dimensional model is a preset format;
and the prompting module is used for sending out a prompt of format error if the format of the three-dimensional model is not the preset format.
The engineering drawing generation apparatus provided in the embodiment of the present application may further include:
and the sending module is used for sending the engineering drawing to the cloud end through the edge node after the engineering drawing is generated, and receiving the updated engineering drawing sent by the cloud end through the edge node.
In an engineering drawing generating apparatus provided in an embodiment of the present application, the sending module may include:
and the sending unit is used for generating a link corresponding to the engineering drawing and sending the link to the cloud end through the edge node.
The engineering drawing generation apparatus provided in the embodiment of the present application may further include:
and the display module is used for displaying the engineering drawing after the engineering drawing is generated.
The embodiment of the application further provides an engineering drawing generation system, specifically referring to fig. 2, the engineering drawing generation system may include a client, an edge node, and a cloud supporting WebGL, where the cloud stores a standard library, where:
the client is used for receiving the three-dimensional model of the part and/or assembly and sending the three-dimensional model to the edge node; receiving a two-dimensional view sent by an edge node, displaying the two-dimensional view, rendering and labeling the two-dimensional view by using WebGL according to a received processing instruction, and calling a target standard component from a cloud end through the edge node; generating an engineering drawing by using the rendered and labeled two-dimensional view and the target standard component;
the edge node is used for performing edge calculation on the three-dimensional model to obtain a two-dimensional view and sending the two-dimensional view to the client; and calling a target standard component from a standard component library in the cloud, and sending the target standard component to the client.
According to the engineering drawing generation system provided by the embodiment of the application, the client is further used for judging whether the format of the three-dimensional model is a preset format or not after receiving the three-dimensional model of the part and/or assembly; if so, executing a step of sending the three-dimensional model to the edge node; if not, sending out a prompt of format error.
The engineering drawing generation system provided by the embodiment of the application, the client side is further used for sending the engineering drawing to the cloud end through the edge node after the engineering drawing is generated, and receiving the updated engineering drawing sent by the cloud end through the edge node.
The engineering drawing generation system provided by the embodiment of the application comprises a client, a server and a cloud, wherein the client is specifically used for generating a link corresponding to the engineering drawing and sending the link to the cloud through an edge node.
The engineering drawing generation system provided in the embodiment of the present application, the client is further configured to, after generating the engineering drawing, further include: and displaying the engineering drawing.
The engineering drawing generation system provided by the embodiment of the application, the edge node is further used for generating a log corresponding to the edge calculation and sending the log to the cloud.
An embodiment of the present application further provides a computer-readable storage medium, in which a computer program is stored, and when the computer program is executed by a processor, the following steps may be implemented:
receiving a three-dimensional model of a part and/or assembly, sending the three-dimensional model to an edge node, and performing edge calculation on the three-dimensional model by the edge node to obtain a two-dimensional view; receiving and displaying the two-dimensional view, rendering and labeling the two-dimensional view by using WebGL according to the received processing instruction, and calling a target standard component from a cloud end through an edge node; and generating an engineering drawing by using the rendered and labeled two-dimensional view and the target standard component.
The computer-readable storage medium may include: 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.
For a description of a relevant part in an engineering drawing generation apparatus, an engineering drawing generation system, and a computer-readable storage medium provided in the embodiments of the present application, reference may be made to a detailed description of a corresponding part in an engineering drawing generation method provided in the embodiments of the present application, and details are not repeated here.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Furthermore, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include elements inherent in the list. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element. In addition, parts of the above technical solutions provided in the embodiments of the present application, which are consistent with the implementation principles of corresponding technical solutions in the prior art, are not described in detail so as to avoid redundant description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The engineering drawing generation method is applied to a client supporting WebGL and comprises the following steps:
receiving a three-dimensional model of a part and/or assembly, sending the three-dimensional model to an edge node, and performing edge calculation on the three-dimensional model by the edge node to obtain a two-dimensional view;
receiving and displaying the two-dimensional view, rendering and labeling the two-dimensional view by using WebGL according to a received processing instruction, and calling a target standard component from a cloud end through the edge node;
and generating an engineering drawing by using the rendered and labeled two-dimensional view and the target standard component.
2. The method of generating an engineering drawing of claim 1, after receiving the three-dimensional model of the part and/or assembly, further comprising:
judging whether the format of the three-dimensional model is a preset format or not;
if so, executing the step of sending the three-dimensional model to an edge node;
if not, sending out a prompt of format error.
3. The engineering drawing generation method according to claim 1, further comprising, after generating the engineering drawing:
and sending the engineering drawing to a cloud end through the edge node, and receiving the updated engineering drawing sent by the cloud end through the edge node.
4. The method of claim 3, wherein sending the engineering drawing to a cloud via the edge node comprises:
and generating a link corresponding to the engineering drawing, and sending the link to the cloud end through the edge node.
5. The engineering drawing generation method according to claim 1, further comprising, after generating the engineering drawing:
and displaying the engineering drawing.
6. The method as claimed in claim 1, wherein after the edge node performs edge computation on the three-dimensional model to obtain a two-dimensional view, the method further comprises:
and the edge node generates a log corresponding to edge calculation and sends the log to the cloud.
7. An engineering drawing generation apparatus, comprising:
the receiving module is used for receiving a three-dimensional model of a part and/or assembly, sending the three-dimensional model to an edge node, and performing edge calculation on the three-dimensional model by the edge node to obtain a two-dimensional view;
the rendering and labeling module is used for receiving the two-dimensional view, displaying the two-dimensional view, rendering and labeling the two-dimensional view by using WebGL according to the received processing instruction, and calling a target standard component from a cloud end through the edge node;
and the generating module is used for generating the engineering drawing by utilizing the rendered and labeled two-dimensional view and the target standard component.
8. The apparatus according to claim 7, further comprising:
the judging module is used for judging whether the format of the three-dimensional model is a preset format or not after receiving the three-dimensional model of the part and/or assembly;
the execution module is used for executing the step of sending the three-dimensional model to the edge node if the format of the three-dimensional model is a preset format;
and the prompting module is used for sending out a prompt of format error if the format of the three-dimensional model is not a preset format.
9. The engineering drawing generation system is characterized by comprising a client supporting WebGL, an edge node and a cloud, wherein the cloud stores a standard component library, and the engineering drawing generation system comprises:
the client is used for receiving a three-dimensional model of a part and/or assembly and sending the three-dimensional model to the edge node; receiving and displaying a two-dimensional view sent by the edge node, rendering and labeling the two-dimensional view by using WebGL according to a received processing instruction, and calling the target standard component from the cloud end through the edge node; generating an engineering drawing by using the rendered and labeled two-dimensional view and the target standard component;
the edge node is used for performing edge calculation on the three-dimensional model to obtain a two-dimensional view and sending the two-dimensional view to the client; and calling the target standard component from the standard component library of the cloud end, and sending the target standard component to the client end.
10. A computer-readable storage medium, in which a computer program is stored which, when being executed by a processor, carries out the steps of the engineering drawing generation method according to any one of claims 1 to 6.
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