CN109934927A - Cloud water knife treating method and apparatus based on cloud server - Google Patents
Cloud water knife treating method and apparatus based on cloud server Download PDFInfo
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Abstract
The present invention provides the cloud water knife treating method and apparatus based on cloud server, are applied to cloud server, comprising: receive the CAD data that client is sent；CAD data is subjected to curve separating, obtains the curve of the first quantity, the curve of the first quantity is the curve for meeting pre-set dimension；Multiple closed areas are obtained according to the curve of the first quantity, multiple closed areas include multiple endpoint curves and multiple curved sides；The mapping dictionary that endpoint curve and curved side are established according to multiple endpoint curves and multiple curved sides obtains closed curve data according to mapping dictionary；Face numeric field data is converted by closed curve data；Numeric field data progress boolean in face is sought into difference operation, obtains significant surface domain；Significant surface domain is subjected to trigonometric ratio, obtains model data, user time can be saved by model data batch processing, replacement texture and material is convenient, flexible, improves user experience.
Description
Technical field
The present invention relates to cloud water knife technical fields, more particularly, to cloud water knife processing method and dress based on cloud server
It sets.
Background technique
With the raising of income level of resident, to the finishing amount in house also growing.Three-dimensional finishing software according to
Family demand shows effect, and brings great convenience for the finishing of user, and still, since structure is complicated for water knife, data volume is big, leads to
The model for crossing three-dimensional finishing Software Create often lacks flexibility, poor user experience.
Summary of the invention
In view of this, the purpose of the present invention is to provide the cloud water knife treating method and apparatus based on cloud server, it can
To save user time by model data batch processing, replacement texture and material is convenient, flexible, improves user experience.
In a first aspect, being applied to cloud the embodiment of the invention provides the cloud water knife processing method based on cloud server
Server, which comprises
Receive the computer aided design cad data that client is sent；
The CAD data is subjected to curve separating, obtains the curve of the first quantity, the curve of first quantity is to meet
The curve of pre-set dimension；
Multiple closed areas are obtained according to the curve of first quantity, the multiple closed area includes multiple curve end
Point and multiple curved sides；
The mapping dictionary of endpoint curve and curved side, root are established according to the multiple endpoint curve and the multiple curved side
Closed curve data are obtained according to the mapping dictionary；
Face numeric field data is converted by the closed curve data；
Face numeric field data progress boolean is sought into difference operation, obtains significant surface domain；
The significant surface domain is subjected to trigonometric ratio, obtains model data.
With reference to first aspect, the embodiment of the invention provides the first possible embodiments of first aspect, wherein institute
It states and the CAD data is subjected to curve separating, obtain the curve of the first quantity, comprising:
It identifies the block inner curve in the CAD data, obtains the curve of the second quantity；
The curve of the first quantity is extracted from the curve of second quantity.
With reference to first aspect, the embodiment of the invention provides second of possible embodiments of first aspect, wherein institute
The curve according to first quantity is stated, multiple closed areas are obtained, comprising:
The curve of first quantity is asked into mutually friendship two-by-two, obtains multiple intersection points；
The multiple intersection point is connected with each other, the multiple closed area is obtained.
With reference to first aspect, the embodiment of the invention provides the third possible embodiments of first aspect, wherein institute
The face numeric field data of stating includes multiple face datas, described that face numeric field data progress boolean is sought difference operation, obtains significant surface domain, wraps
It includes:
The multiple face data is intersected, and asks difference operation to remove overlapping region by the boolean, to obtain
The significant surface domain.
With reference to first aspect, the embodiment of the invention provides the 4th kind of possible embodiments of first aspect, wherein institute
State method further include:
It is the data of dwg format or dxf format by base64 format conversion by the CAD data.
Second aspect, the embodiment of the invention provides the cloud water knife processing units based on cloud server, are applied to cloud
Server, described device include:
Receiving unit, for receiving the computer aided design cad data of client transmission；
Decomposition unit obtains the curve of the first quantity, first number for the CAD data to be carried out curve separating
The curve of amount is the curve for meeting pre-set dimension；
Closed area acquiring unit, it is the multiple for obtaining multiple closed areas according to the curve of first quantity
Closed area includes multiple endpoint curves and multiple curved sides；
Unit is established, for establishing endpoint curve and curved side according to the multiple endpoint curve and the multiple curved side
Mapping dictionary, closed curve data are obtained according to the mapping dictionary；
First conversion unit, for converting face numeric field data for the closed curve data；
Arithmetic element obtains significant surface domain for face numeric field data progress boolean to be sought difference operation；
Trigonometric ratio unit obtains model data for the significant surface domain to be carried out trigonometric ratio.
In conjunction with second aspect, the embodiment of the invention provides the first possible embodiments of second aspect, wherein institute
Stating decomposition unit includes:
It identifies the block inner curve in the CAD data, obtains the curve of the second quantity；
The curve of the first quantity is extracted from the curve of second quantity.
In conjunction with second aspect, the embodiment of the invention provides second of possible embodiments of second aspect, wherein institute
Stating closed area acquiring unit includes:
The curve of first quantity is asked into mutually friendship two-by-two, obtains multiple intersection points；
The multiple intersection point is connected with each other, the multiple closed area is obtained.
In conjunction with second aspect, the embodiment of the invention provides the third possible embodiments of second aspect, wherein institute
The face numeric field data of stating includes multiple face datas, and the arithmetic element includes:
The multiple face data is intersected, and asks difference operation to remove overlapping region by the boolean, to obtain
The significant surface domain.
In conjunction with second aspect, the embodiment of the invention provides the 4th kind of possible embodiments of second aspect, wherein institute
State device further include:
Second conversion unit, for being the number of dwg format or dxf format by base64 format conversion by the CAD data
According to.
The embodiment of the invention provides the cloud water knife treating method and apparatus based on cloud server, are applied to cloud service
Device, comprising: receive the CAD data that client is sent；CAD data is subjected to curve separating, obtains the curve of the first quantity, first
The curve of quantity is the curve for meeting pre-set dimension；Multiple closed areas, multiple enclosed areas are obtained according to the curve of the first quantity
Domain includes multiple endpoint curves and multiple curved sides；Endpoint curve and curve are established according to multiple endpoint curves and multiple curved sides
The mapping dictionary on side obtains closed curve data according to mapping dictionary；Face numeric field data is converted by closed curve data；By face domain
Data carry out boolean and seek difference operation, obtain significant surface domain；Significant surface domain is subjected to trigonometric ratio, model data is obtained, can pass through
Model data batch processing saves user time, and replacement texture and material is convenient, flexible, improves user experience.
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that understand through the implementation of the invention.The objectives and other advantages of the invention are in specification, claims
And specifically noted structure is achieved and obtained in attached drawing.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment is cited below particularly, and cooperate
Appended attached drawing, is described in detail below.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the cloud water knife processing method flow chart based on cloud server that the embodiment of the present invention one provides；
The stream of step S102 in the cloud water knife processing method based on cloud server that Fig. 2 provides for the embodiment of the present invention one
Cheng Tu；
The stream of step S103 in the cloud water knife processing method based on cloud server that Fig. 3 provides for the embodiment of the present invention one
Cheng Tu；
Fig. 4 is the cloud water knife processing unit schematic diagram provided by Embodiment 2 of the present invention based on cloud server.
Icon:
10- receiving unit；20- decomposition unit；The closed area 30- acquiring unit；40- establishes unit；50- first converts list
Member；60- arithmetic element；70- trigonometric ratio unit.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Technical solution be clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
To be described in detail to the embodiment of the present invention below convenient for understanding the present embodiment.
Embodiment one:
Fig. 1 is the cloud water knife processing method flow chart based on cloud server that the embodiment of the present invention one provides.
Referring to Fig.1, executing subject is cloud server, method includes the following steps:
Step S101 receives CAD (Computer Aided Design, the CAD) number that client is sent
According to；
CAD data is carried out curve separating by step S102, obtains the curve of the first quantity, and the curve of the first quantity is full
The curve of sufficient pre-set dimension；
Specifically, it during carrying out curve separating to CAD data, needs to identify block inner curve, obtains the second quantity
Curve, then exclude undersized curve from the curve of the second quantity, extract the first quantity for meeting pre-set dimension
Curve.Undersized curve can be the curve less than 0.1mm.
Step S103 obtains multiple closed areas according to the curve of the first quantity, and multiple closed areas include multiple curves
Endpoint and multiple curved sides；
Step S104 establishes the mapping dictionary of endpoint curve and curved side according to multiple endpoint curves and multiple curved sides,
Closed curve data are obtained according to mapping dictionary；
Here, after the mapping dictionary for establishing endpoint curve and curved side according to multiple endpoint curves and multiple curved sides,
It needs to detect and remove isolated island chain side, traverses line set, based on the mapping unidirectional minimized profile of dictionary lookup.
Map the establishment process of word point specifically: from any point, obtain the corresponding one direction line of the point；From one
While starting, the end caps of this edge pass to mapping dictionary, obtain the lower end point of this edge.Line set is traversed, each edge
Endpoint may be a plurality of, to judge whether each edge is same direction.Such as, if it is minimum for clockwise or angle, until
Closure exits circulation or endpoint intersects.
Closed curve data are converted face numeric field data by step S105；
Here, closed curve includes a plurality of curve, and curve includes multiple points, and 3 points may be constructed a plane, curve institute
It is planar boundary in position.
Numeric field data progress boolean in face is sought difference operation, obtains significant surface domain by step S106；
Here, face numeric field data includes multiple faces, can be intersected between multiple faces, asks difference operation removal to be overlapped area by boolean
Domain, to obtain significant surface domain.
Significant surface domain is carried out trigonometric ratio, obtains model data by step S107.
Here, model data is mesh data, and mesh data are stored as svjsd model and are stored in cloud server
In, wherein using svjsd model as water cutting die type, user needs to add texture and material, Bian Keshi on the basis of water cutting die type
Existing tile laying effect completes the design of water knife.Therefore, svjsd model can be used to carry out batch processing for user, replace texture and material
It is more flexible and conveniently, and size adjusts simple, saves user and uses the time, improves efficiency.
Further, referring to Fig. 2, step S102 the following steps are included:
Step S201 identifies the block inner curve in CAD data, obtains the curve of the second quantity；
Step S202 extracts the curve of the first quantity from the curve of the second quantity.
Further, referring to Fig. 3, step S103 the following steps are included:
The curve of first quantity is asked mutually friendship two-by-two, obtains multiple intersection points by step S301；
Multiple intersection points are connected with each other by step S302, obtain multiple closed areas.
Further, face numeric field data includes multiple face datas, step S106 the following steps are included:
Multiple face datas are intersected, and ask difference operation to remove overlapping region by boolean, to obtain significant surface domain.
Further, this method further includes:
It is the data of dwg format or dxf format by base64 format conversion by CAD data.
Here, it is base64 format that client, which is sent to the CAD data of cloud server, and cloud server is receiving visitor
After the CAD data for the base64 format that family end is sent, the CAD data of base64 format is resolved into dwg format or dxf format
CAD data.
The embodiment of the invention provides the cloud water knife processing methods based on cloud server, are applied to cloud server, packet
It includes: receiving the CAD data that client is sent；CAD data is subjected to curve separating, obtains the curve of the first quantity, the first quantity
Curve be the curve for meeting pre-set dimension；Multiple closed areas, multiple closed area packets are obtained according to the curve of the first quantity
Include multiple endpoint curves and multiple curved sides；Endpoint curve and curved side are established according to multiple endpoint curves and multiple curved sides
Dictionary is mapped, closed curve data are obtained according to mapping dictionary；Face numeric field data is converted by closed curve data；By face numeric field data
It carries out boolean and seeks difference operation, obtain significant surface domain；Significant surface domain is subjected to trigonometric ratio, model data is obtained, model can be passed through
User time is saved in batch data processing, and replacement texture and material is convenient, flexible, improves user experience.
Embodiment two:
Fig. 4 is the cloud water knife processing unit schematic diagram provided by Embodiment 2 of the present invention based on cloud server.
Referring to Fig. 4, executing subject is cloud server, which includes:
Receiving unit 10, for receiving the computer aided design cad data of client transmission；
Decomposition unit 20 obtains the curve of the first quantity, the song of the first quantity for CAD data to be carried out curve separating
Line is the curve for meeting pre-set dimension；
Closed area acquiring unit 30, for obtaining multiple closed areas, multiple enclosed areas according to the curve of the first quantity
Domain includes multiple endpoint curves and multiple curved sides；
Unit 40 is established, for establishing the mapping of endpoint curve and curved side according to multiple endpoint curves and multiple curved sides
Dictionary obtains closed curve data according to mapping dictionary；
First conversion unit 50, for converting face numeric field data for closed curve data；
Arithmetic element 60 obtains significant surface domain for numeric field data progress boolean in face to be sought difference operation；
Trigonometric ratio unit 70 obtains model data for significant surface domain to be carried out trigonometric ratio.
Further, decomposition unit 20 includes:
It identifies the block inner curve in CAD data, obtains the curve of the second quantity；
The curve of the first quantity is extracted from the curve of the second quantity.
Further, closed area acquiring unit 30 includes:
The curve of first quantity is asked into mutually friendship two-by-two, obtains multiple intersection points；
Multiple intersection points are connected with each other, multiple closed areas are obtained.
Further, face numeric field data includes multiple face datas, and arithmetic element 60 includes:
Multiple face datas are intersected, and ask difference operation to remove overlapping region by boolean, to obtain significant surface domain.
Further, the device further include:
Second conversion unit (not shown) is used to CAD data be dwg format or dxf format by base64 format conversion
Data.
The embodiment of the invention provides the cloud water knife processing units based on cloud server, are applied to cloud server, packet
It includes: receiving the CAD data that client is sent；CAD data is subjected to curve separating, obtains the curve of the first quantity, the first quantity
Curve be the curve for meeting pre-set dimension；Multiple closed areas, multiple closed area packets are obtained according to the curve of the first quantity
Include multiple endpoint curves and multiple curved sides；Endpoint curve and curved side are established according to multiple endpoint curves and multiple curved sides
Dictionary is mapped, closed curve data are obtained according to mapping dictionary；Face numeric field data is converted by closed curve data；
Numeric field data progress boolean in face is sought into difference operation, obtains significant surface domain；Significant surface domain is subjected to trigonometric ratio, obtains model
Data can save user time by model data batch processing, and replacement texture and material is convenient, flexible, improves user experience.
The embodiment of the present invention also provides a kind of electronic equipment, including memory, processor and storage are on a memory and can
The computer program run on a processor, processor are realized provided by the above embodiment based on cloud when executing computer program
The step of cloud water knife processing method of server.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program executes the cloud water knife processing side based on cloud server of above-described embodiment when computer program is run by processor
The step of method.
Computer program product provided by the embodiment of the present invention, the computer-readable storage including storing program code
Medium, the instruction that said program code includes can be used for executing previous methods method as described in the examples, and specific implementation can be joined
See embodiment of the method, details are not described herein.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description
It with the specific work process of device, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In addition, in the description of the embodiment of the present invention unless specifically defined or limited otherwise, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic or disk.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase
To importance.
Finally, it should be noted that embodiment described above, only a specific embodiment of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, those skilled in the art should understand that: anyone skilled in the art
In the technical scope disclosed by the present invention, it can still modify to technical solution documented by previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover in protection of the invention
Within the scope of.Therefore, protection scope of the present invention should be based on the protection scope of the described claims.
Claims (10)
1. a kind of cloud water knife processing method based on cloud server, which is characterized in that be applied to cloud server, the method
Include:
Receive the computer aided design cad data that client is sent；
The CAD data is subjected to curve separating, obtains the curve of the first quantity, the curve of first quantity is to meet to preset
The curve of size；
Obtain multiple closed areas according to the curve of first quantity, the multiple closed area include multiple endpoint curves and
Multiple curved sides；
The mapping dictionary that endpoint curve and curved side are established according to the multiple endpoint curve and the multiple curved side, according to institute
It states mapping dictionary and obtains closed curve data；
Face numeric field data is converted by the closed curve data；
Face numeric field data progress boolean is sought into difference operation, obtains significant surface domain；
The significant surface domain is subjected to trigonometric ratio, obtains model data.
2. the cloud water knife processing method according to claim 1 based on cloud server, which is characterized in that it is described will be described
CAD data carries out curve separating, obtains the curve of the first quantity, comprising:
It identifies the block inner curve in the CAD data, obtains the curve of the second quantity；
The curve of the first quantity is extracted from the curve of second quantity.
3. the cloud water knife processing method according to claim 1 based on cloud server, which is characterized in that described according to institute
The curve for stating the first quantity obtains multiple closed areas, comprising:
The curve of first quantity is asked into mutually friendship two-by-two, obtains multiple intersection points；
The multiple intersection point is connected with each other, the multiple closed area is obtained.
4. the cloud water knife processing method according to claim 1 based on cloud server, which is characterized in that face domain number
According to include multiple face datas, it is described by the face numeric field data progress boolean seek difference operation, obtain significant surface domain, comprising:
The multiple face data is intersected, and asks difference operation to remove overlapping region by the boolean, to obtain described
Significant surface domain.
5. the cloud water knife processing method according to claim 1 based on cloud server, which is characterized in that the method is also
Include:
It is the data of dwg format or dxf format by base64 format conversion by the CAD data.
6. a kind of cloud water knife processing unit based on cloud server, which is characterized in that be applied to cloud server, described device
Include:
Receiving unit, for receiving the computer aided design cad data of client transmission；
Decomposition unit, for obtaining the curve of the first quantity for CAD data progress curve separating, first quantity
Curve is the curve for meeting pre-set dimension；
Closed area acquiring unit, for obtaining multiple closed areas, the multiple closing according to the curve of first quantity
Region includes multiple endpoint curves and multiple curved sides；
Unit is established, for establishing reflecting for endpoint curve and curved side according to the multiple endpoint curve and the multiple curved side
Dictionary is penetrated, closed curve data are obtained according to the mapping dictionary；
First conversion unit, for converting face numeric field data for the closed curve data；
Arithmetic element obtains significant surface domain for face numeric field data progress boolean to be sought difference operation；
Trigonometric ratio unit obtains model data for the significant surface domain to be carried out trigonometric ratio.
7. the cloud water knife processing unit according to claim 6 based on cloud server, which is characterized in that the decomposition is single
Member includes:
It identifies the block inner curve in the CAD data, obtains the curve of the second quantity；
The curve of the first quantity is extracted from the curve of second quantity.
8. the cloud water knife processing unit according to claim 6 based on cloud server, which is characterized in that the enclosed area
Domain acquiring unit includes:
The curve of first quantity is asked into mutually friendship two-by-two, obtains multiple intersection points；
The multiple intersection point is connected with each other, the multiple closed area is obtained.
9. the cloud water knife processing unit according to claim 6 based on cloud server, which is characterized in that face domain number
According to including multiple face datas, the arithmetic element includes:
The multiple face data is intersected, and asks difference operation to remove overlapping region by the boolean, to obtain described
Significant surface domain.
10. the cloud water knife processing unit according to claim 6 based on cloud server, which is characterized in that described device
Further include:
Second conversion unit, for being the data of dwg format or dxf format by base64 format conversion by the CAD data.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107992661A (en) * | 2017-11-27 | 2018-05-04 | 中车工业研究院有限公司 | CAD modeling datas streaming method, server and client side |
| CN108287971A (en) * | 2018-01-31 | 2018-07-17 | 广东三维家信息科技有限公司 | A kind of CAD data generation 3D model methods based on the application of water knife |
| CN109241621A (en) * | 2018-09-05 | 2019-01-18 | 广东三维家信息科技有限公司 | A kind of water knife parquets technology discussed based on computer graphic with curvilinear figure Boolean calculation |
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2019
- 2019-03-06 CN CN201910170514.4A patent/CN109934927A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107992661A (en) * | 2017-11-27 | 2018-05-04 | 中车工业研究院有限公司 | CAD modeling datas streaming method, server and client side |
| CN108287971A (en) * | 2018-01-31 | 2018-07-17 | 广东三维家信息科技有限公司 | A kind of CAD data generation 3D model methods based on the application of water knife |
| CN109241621A (en) * | 2018-09-05 | 2019-01-18 | 广东三维家信息科技有限公司 | A kind of water knife parquets technology discussed based on computer graphic with curvilinear figure Boolean calculation |
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Application publication date: 20190625 |