CN110008612B - Method for automatically labeling 3D model - Google Patents
Method for automatically labeling 3D model Download PDFInfo
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- CN110008612B CN110008612B CN201910295897.8A CN201910295897A CN110008612B CN 110008612 B CN110008612 B CN 110008612B CN 201910295897 A CN201910295897 A CN 201910295897A CN 110008612 B CN110008612 B CN 110008612B
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- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
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- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T19/00—Manipulating 3D models or images for computer graphics
- G06T19/20—Editing of 3D images, e.g. changing shapes or colours, aligning objects or positioning parts
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- G06T2219/00—Indexing scheme for manipulating 3D models or images for computer graphics
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Abstract
The invention discloses a method for automatically labeling a 3D model, which comprises the following steps: the method comprises the following steps that a database plug-in obtains size data of a 3D model through 3D software, converts the size data according to a design proportion, and then marks the size of the 3D model through a drawing function; the method comprises the steps that a database plug-in creates a first marked image marked with sizes through 3D software; comparing the type of a map and the material of the model in the database plug-in with the 3D model, acquiring the material of the 3D model by the database plug-in, and marking the name, hardness and weight of the material by the database plug-in at a position corresponding to the first marked image through 3D software; and generating a second annotation image, and outputting the second annotation image by the database plug-in through the 3D software. The database plug-in obtains size, material and the mark of 3D model through 3D software, need not the designer and artifically marks, reduces designer's work load, promotes work efficiency, avoids the mark to make mistakes.
Description
Technical Field
The invention relates to the technical field of computer aided design, in particular to a method for automatically labeling a 3D model.
Background
In the design industry, the sizes of design manuals exist in the mind of designers, and after a design scheme is determined, all the sizes, the size ratios and the materials need to be manually marked and then delivered to subsequent constructors for evaluation. The existing drawing software marks the graphs manually by designers, so that the workload is high, the efficiency is low, and marking errors are easy to occur.
Accordingly, the prior art is deficient and needs improvement.
Disclosure of Invention
The invention provides a method for automatically labeling a 3D model, which replaces the manual labeling of designers, reduces the workload of the designers, improves the working efficiency and avoids the labeling error.
The technical scheme of the invention is as follows: there is provided a method of automatically labeling a 3D model, comprising the following steps.
S1: and establishing a database plug-in including system parameters, map types and model materials of each 3D software.
S2: a user opens a 3D model in 3D software and opens a database plug-in; and (3) inputting the design proportion of the 3D model by a user, and acquiring the design proportion of the 3D model by the database plug-in.
S3: the database plug-in obtains the size data of the 3D model through the 3D software.
S4: the database plug-in converts the size data of the 3D model according to the design proportion; carrying out size marking on the 3D model through a drawing function; the database plug-in creates a first annotated image by 3D software.
S5: comparing the type and the material of the model in the database plug-in with the 3D model, acquiring the material of the model of the 3D model by the database plug-in, and marking the material name, the hardness and the weight of the corresponding position in the first marked image by the database plug-in through 3D software; and generating a second annotation image.
S6: and the database plug-in outputs a second annotation image through the 3D software.
The database plug-in can run under various 3D software, the database plug-in obtains the size data of the 3D model through the 3D software and converts the size data according to a design proportion, and then size marking is carried out on the 3D model through a drawing function; the method comprises the steps that a database plug-in creates a first marked image marked with sizes through 3D software; comparing the type of a map and the material of the model in the database plug-in with the 3D model, acquiring the material of the 3D model by the database plug-in, and marking the name, hardness and weight of the material at the position corresponding to the first marked image by the database plug-in through 3D software; and generating a second annotation image, and outputting the second annotation image by the database plug-in through the 3D software. The database plug-in obtains size, material and the mark of 3D model through 3D software, need not the designer and artifically marks, reduces designer's work load, promotes work efficiency, avoids the mark to make mistakes.
The drawing function is a two-dimensional drawing function and/or a three-dimensional drawing function, and the drawing function is a plot function in MATLAB.
The dimensional data of the 3D model includes: the information of the spatial position of the vertex, the length, the direction and the shape of the line, the angle between the lines, and the direction, the shape, the area, the gradient, the curvature and the angle between the surfaces.
The second annotation image in step S5 includes: a front view, a top view, a plane dimension drawing of a left view and a dimension marking drawing of a model visual drawing.
In step S6, the second annotation image output by the 3D software is a picture or a document.
By adopting the scheme, the invention provides a method for automatically labeling a 3D model, a database plug-in can operate under various 3D software, the database plug-in obtains the size data of the 3D model through the 3D software and converts the size data according to a design proportion, and then size marking is carried out on the 3D model through a drawing function; the type of a map in the database plug-in, the model material and the 3D model are compared, the database plug-in acquires the material of the 3D model, the database plug-in acquires the size, the material and the mark of the 3D model through the 3D software, the manual marking of designers is not needed, the workload of the designers is reduced, the work efficiency is improved, and the marking error is avoided.
Drawings
FIG. 1 is a flow chart of the method of the present invention.
Detailed Description
The invention is described in detail below with reference to the figures and the specific embodiments.
Referring to fig. 1, the present invention provides a method for automatically labeling a 3D model, which includes the following steps.
S1: and establishing a database plug-in including system parameters, map types and model materials of each 3D software.
S2: a user opens a 3D model in 3D software and opens a database plug-in; and (3) inputting the design proportion of the 3D model by a user, and acquiring the design proportion of the 3D model by the database plug-in.
S3: the database plug-in obtains the size data of the 3D model through the 3D software.
S4: converting the size data of the 3D model by the database plug-in according to the design proportion; carrying out size marking on the 3D model through a drawing function; the database plug-in creates a first annotated image by means of 3D software.
S5: comparing the type and the material of the model in the database plug-in with the 3D model, acquiring the material of the model of the 3D model by the database plug-in, and marking the material name, the hardness and the weight of the corresponding position in the first marked image by the database plug-in through 3D software; and generating a second annotation image.
S6: and the database plug-in outputs a second annotation image through the 3D software.
The database plug-in can run under various 3D software, the database plug-in obtains the size data of the 3D model through the 3D software and converts the size data according to a design proportion, and then size marking is carried out on the 3D model through a drawing function; the method comprises the steps that a database plug-in creates a first marked image marked with sizes through 3D software; comparing the type of a map and the material of the model in the database plug-in with the 3D model, acquiring the material of the 3D model by the database plug-in, and marking the name, hardness and weight of the material at the position corresponding to the first marked image by the database plug-in through 3D software; and generating a second annotation image, and outputting the second annotation image by the database plug-in through the 3D software. The database plug-in obtains size, material and the mark of 3D model through the 3D software, need not the designer and artifically marks, reduces designer's work load, promotes work efficiency, avoids marking to make mistakes.
The drawing function is a two-dimensional drawing function and/or a three-dimensional drawing function, and the drawing function is a plot function in MATLAB.
The dimensional data of the 3D model includes: the vertex space position information, the length, the direction, the shape of the line, the angle between the lines, the direction, the shape, the area, the gradient, the curvature of the surface and the angle between the surfaces.
The second annotation image in step S5 includes: a front view, a top view, a plan dimension view of the left view and a dimension label view of the model visual.
In step S6, the second annotated image output by the 3D software is a picture or a document.
In summary, the present invention provides a method for automatically labeling a 3D model, wherein a database plug-in can operate under various 3D software, the database plug-in obtains size data of the 3D model through the 3D software and converts the size data according to a design scale, and then performs size marking on the 3D model through a drawing function; the type of a map in the database plug-in, the model material and the 3D model are compared, the database plug-in acquires the material of the 3D model, the database plug-in acquires the size, the material and the mark of the 3D model through the 3D software, the manual marking of designers is not needed, the workload of the designers is reduced, the work efficiency is improved, and the marking error is avoided.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. A method for automatically labeling a 3D model is characterized by comprising the following steps:
s1: establishing a database plug-in including system parameters, map types and model materials of all 3D software;
s2: a user opens a 3D model in 3D software and opens a database plug-in; a user inputs the design proportion of the 3D model, and a database plug-in obtains the design proportion of the 3D model;
s3: the method comprises the steps that a database plug-in obtains size data of a 3D model through 3D software;
s4: the database plug-in converts the size data of the 3D model according to the design proportion; carrying out size marking on the 3D model through a drawing function; the method comprises the steps that a database plug-in creates a first annotation image through 3D software; the drawing function is a two-dimensional drawing function and/or a three-dimensional drawing function, and the drawing function is a plot function in MATLAB;
s5: comparing the type and the material of the model in the database plug-in with the 3D model, acquiring the material of the model of the 3D model by the database plug-in, and marking the material name, the hardness and the weight of the corresponding position in the first marked image by the database plug-in through 3D software; generating a second annotation image;
s6: and the database plug-in outputs a second annotation image through the 3D software.
2. A method for automatic labeling of 3D models according to claim 1, characterized in that the dimensional data of the 3D models comprises: the vertex space position information, the length, the direction, the shape of the line, the angle between the lines, the direction, the shape, the area, the gradient, the curvature of the surface and the angle between the surfaces.
3. The method for automatically labeling a 3D model according to claim 1, wherein the second labeling image in step S5 comprises: a front view, a top view, a plan dimension view of the left view and a dimension label view of the model visual.
4. The method for automatically labeling 3D models according to claim 1, wherein in step S6, the second labeled image outputted by the 3D software is a picture or a document.
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| CN110750818B (en) * | 2019-09-06 | 2023-08-22 | 景森设计股份有限公司 | A height marking method, system and storage medium for drainage well design |
| CN113744417B (en) * | 2021-11-08 | 2022-03-22 | 山东捷瑞数字科技股份有限公司 | Dimension marking method of complex node model |
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Address after: 518000 17th floor, block B, Sunshine Technology Innovation Center, No.2 Shanghua Road, Nanshan street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Ruiyun Technology Co.,Ltd. Address before: 518000 17th floor, block B, Sunshine Technology Innovation Center, No.2 Shanghua Road, Nanshan street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN RAYVISION TECHNOLOGY CO.,LTD. |
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