CN109710264A - Gerber file method for transformation, system, equipment and storage medium - Google Patents
Gerber file method for transformation, system, equipment and storage medium Download PDFInfo
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- CN109710264A CN109710264A CN201811554684.4A CN201811554684A CN109710264A CN 109710264 A CN109710264 A CN 109710264A CN 201811554684 A CN201811554684 A CN 201811554684A CN 109710264 A CN109710264 A CN 109710264A
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Abstract
The invention discloses a kind of Gerber file method for transformation, system, equipment and storage medium, the present invention goes out the Gerber file instruction data according to the Gerber file syntax rule parsing by reading the Gerber file；Parameter information is calculated according to the Gerber file instruction data and the parameter information is referred to different pels；Transforming factor is established according to preset conversion precision；It is converted the first coordinate data of the pel to obtain the second coordinate data according to the transforming factor；Target bitmap is obtained according to second coordinate data and the target bitmap is stored in specified memory.Method of the invention is by sorting out the parameter information of the Gerber file according to different pels, and it establishes transforming factor and is handled, the Gerber file is quickly and effectively converted to bitmap file to realize, improves the working efficiency of PCB character printer.
Description
Technical field
The present invention relates to PCB character print technical field more particularly to a kind of Gerber file method for transformation, system, set
Standby and storage medium.
Background technique
In PCB character printer technical field, Gerber file is a kind of 2 d vector images file format, it is print
It is used to describe the reference format of printed wiring board image in brush wiring board development, such as: line layer, solder mask, character
Layer, drilling layer etc..Digital-code printer realizes that the Gerber file first step of printing vector is exactly by the file format solution of polar plot
Analysis is converted into the bitmap file format of dot matrix.And to be converted into bitmap file conversion time long for Gerber file in the prior art, turns
The problems such as changing inefficiency drastically influences the working efficiency of printer.Therefore how quickly and effectively Gerber file to be turned
Changing bitmap file into is person skilled in art's problem to be solved.
Summary of the invention
The embodiment of the invention provides a kind of Gerber file method for transformation, system, equipment and storage mediums, to solve
Certainly to be converted into bitmap file conversion time long for Gerber file in the prior art, and transfer efficiency lowly leads to printer work effect
The problem of rate.
In a first aspect, the embodiment of the invention provides a kind of Gerber file method for transformation, which comprises
The Gerber file is read, goes out the Gerber file according to the Gerber file syntax rule parsing and refers to
Enable data；
Parameter information is calculated according to the Gerber file instruction data and is referred to the parameter information different
Primitive types；
Transforming factor is established according to preset conversion precision；
It is converted the first coordinate data of the pel to obtain the second coordinate data according to the transforming factor；
Target bitmap is obtained according to second coordinate data and the target bitmap is stored in specified memory.
Preferably, carrying out parsing according to the Gerber file syntax rule includes:
Valid data information in the Gerber file is extracted, is stored in memory according to preset data structure
In；
Gerber document analysis obtains the information of the Gerber file, and the information of the Gerber file includes:
The code information of Gerber file function, Gerber file AD code information, Gerber file AM code information, Gerber file coordinate
Information.
Preferably, the parameter information includes the data structure information of different pels.
Preferably, the parameter information is referred to different primitive types includes:
Corresponding first pel memory headroom is established according to different primitive types and distributes specified primitive data knot
Structure；
Judge the type of data structure of the Gerber file instruction data；
Type of data structure according to the Gerber file instruction data establishes corresponding first pel memory headroom
First mapping relations；
The Gerber file instruction data are referred to corresponding first pel memory according to first mapping relations
Space.
Preferably, the type of data structure for judging the Gerber file instruction data includes:
Data structure information is successively read according to the putting in order for Gerber file instruction data；
The data structure information is successively compared with the primitive data structure of different primitive types and judges to correspond to
Primitive types.
Preferably, the transforming factor are as follows:
(X, Y)=(A/25.4*X1, B/25.4*Y1)
Wherein, X is the X axis coordinate of the second coordinate data, and Y is the Y axis coordinate of the second coordinate data, and A is X-axis conversion essence
Degree, B are that Y-axis converts precision, and X1 is the X axis coordinate of the first coordinate data, and Y1 is the Y axis coordinate of the first coordinate data, and 25.4 are
The transformational relation of millimeter (mm) and inch (inch), 1inch ≈ 25.4mm.
Preferably, it is converted the first coordinate data of the pel to obtain the second coordinate according to the transforming factor
Data include:
The second pel memory headroom is established according to different primitive types；
Establish the second mapping relations of second memory headroom Yu the first pel memory headroom；
The second obtained coordinate data will be converted according to second mapping relations and is assigned to the second pel memory
Space.
Second aspect, the embodiment of the invention provides a kind of Gerber file conversion systems, comprising:
Parameter read module, for reading the Gerber file instruction data；
Judgment module, for judging the data command format of the Gerber file instruction data；
Memory allocating module refers to the Gerber file for the primitive instructions formatted data according to different pels
Data are enabled to be assigned to corresponding memory headroom；
Conversion module obtains for being converted the first coordinate data of the pel according to the transforming factor
Two coordinate datas；
Target bitmap obtains module, for obtaining target bitmap according to second coordinate data and by the target position
Figure is stored in specified memory.
The third aspect, the embodiment of the invention provides a kind of Gerber file converting apparatus, comprising:
At least one processor, at least one processor and computer program instructions stored in memory, work as meter
The method such as first aspect in above embodiment is realized when calculation machine program instruction is executed by processor.
Fourth aspect, the embodiment of the invention provides a kind of storage mediums, are stored thereon with computer program instructions, when
The method such as first aspect in above embodiment is realized when computer program instructions are executed by processor.
In conclusion Gerber file method for transformation, system, equipment and storage medium provided in an embodiment of the present invention, this
Invention goes out the Gerber file according to the Gerber file syntax rule parsing and refers to by reading the Gerber file
Enable data；Parameter information is calculated according to the Gerber file instruction data and is referred to the parameter information different
Pel；Transforming factor is established according to preset conversion precision；According to the transforming factor by the first coordinate data of the pel
It is converted to obtain the second coordinate data；Target bitmap is obtained according to second coordinate data and protects the target bitmap
There are in specified memory.Method of the invention is by carrying out the parameter information of the Gerber file according to different pels
Sort out, and establish transforming factor and handled, the Gerber file is quickly and effectively turned to bitmap file to realize
Change, improves the working efficiency of PCB character printer.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to required in the embodiment of the present invention
The attached drawing used is briefly described, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the flow chart of Gerber file method for transformation of the embodiment of the present invention.
Fig. 2 is that Gerber file method for transformation of the embodiment of the present invention is solved according to the Gerber file syntax rule
The flow chart of analysis.
Fig. 3 is that the parameter information of Gerber file is referred to difference by Gerber file method for transformation of the embodiment of the present invention
The flow chart of pel.
Fig. 4 is the module map of Gerber file conversion system of the embodiment of the present invention.
Fig. 5 is the structure chart of Gerber file converting apparatus of the embodiment of the present invention.
Specific embodiment
The feature and exemplary embodiment of various aspects of the invention is described more fully below, in order to make mesh of the invention
, technical solution and advantage be more clearly understood, with reference to the accompanying drawings and embodiments, the present invention is further retouched in detail
It states.It should be understood that specific embodiment described herein is only configured to explain the present invention, it is not configured as limiting the present invention.
To those skilled in the art, the present invention can be real in the case where not needing some details in these details
It applies.Below the description of embodiment is used for the purpose of better understanding the present invention to provide by showing example of the invention.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, without necessarily requiring or implying between these entities or operation
There are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant are intended to
Cover non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence " including ... ", it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element.
Referring to Figure 1, the embodiment of the invention provides a kind of Gerber file method for transformation, the method is by by institute
The parameter information for stating Gerber file is sorted out according to different pels, and establishes transforming factor and handled, to realize
The Gerber file quickly and effectively converted to bitmap file, improves the working efficiency of PCB character printer.Institute
The method of stating specifically comprises the following steps:
S1, the Gerber file is read, goes out the Gerber file according to the Gerber file syntax rule parsing
Director data；
S2, parameter information is calculated according to the Gerber file instruction data and is referred to the parameter information not
Same primitive types；
S3, transforming factor is established according to preset conversion precision；
S4, it is converted the first coordinate data of the pel to obtain the second coordinate data according to the transforming factor；
S5, target bitmap is obtained according to second coordinate data and the target bitmap is stored in specified memory.
Referring to Fig. 2, according to the Gerber file syntax rule carry out parsing include:
S11, valid data information in the Gerber file is extracted, is stored according to preset data structure
In memory；
S12, Gerber document analysis obtain the information of the Gerber file, and the information of the Gerber file includes:
The code information of Gerber file function, Gerber file AD code information, Gerber file AM code information, Gerber file coordinate
Information.
In a preferred embodiment, the parameter information includes the data structure information of different pels.Specifically,
In the present embodiment.The data structure information includes X axis coordinate, Y axis coordinate, diameter, inner and outer diameter, whether carries out region
The information such as filling.
Referring to Fig. 3, the parameter information be referred to different primitive types including:
S21, corresponding first pel memory headroom is established according to different primitive types and distributes specified primitive data
Structure；
S22, the type of data structure for judging the Gerber file instruction data；
S23, according to the type of data structure of the Gerber file instruction data, to establish corresponding first pel memory empty
Between the first mapping relations；
For example, the primitive data structure of the circle is determined by the radius of central coordinate of circle and circle, the first of the circle
Fixed primitive data structure is provided in pel memory headroom, when judging in the Gerber file instruction data
When data structure is central coordinate of circle and radius, then can determine the pel for circle, then data structure information round at this time with it is described
Primitive data structure in the first round pel memory headroom forms the first mapping relations, then according to first mapping relations
Round data structure information can be stored in the first memory headroom of the circle.
S24, the Gerber file instruction data are referred to corresponding first pel according to first mapping relations
Memory headroom.
Specifically, in the present embodiment, the primitive types include point, it is straight line, rectangle, circle, circular arc, rounded rectangles, ellipse
The figure of the arbitrary polygons such as circle and any profile.Each primitive types has specified primitive data structure and stores
In respective memory headroom.It is understood that in the present embodiment, first memory headroom is to store different pels
The memory headroom of the primitive data structure of type, the primitive data structure include the information such as first coordinate data.
Specifically, the primitive data structure of the point is determined by the coordinate of a point；The primitive data structure of the straight line
It is determined by the coordinate of two points；The primitive data structure of the rectangle by rectangle the upper left corner point coordinate and the lower right corner
The coordinate of point determines；The primitive data structure of the circle is determined by the radius of central coordinate of circle and circle, wherein the radius of the circle
It is converted according to designated precision, the central coordinate of circle is converted according to transforming factor；The primitive data structure of the circular arc
It is determined by central angle, radius and center location；The primitive data structure of the arbitrary polygon is by each of the arbitrary polygon
A apex coordinate determines；The primitive data structure of any profile is determined by path function.Specifically, the path function
Refer to that path is can be filled, the one or more figures for obtaining profile or being acquired profile simultaneously and filling.Path
It introduces, establish complex region with can be convenient, draw and fill irregular figure.Irregular figure said herein refers to by straight
The figure of line and Bezier composition (relative to rectangle, polygon, the regular figures such as ellipse).
In a preferred embodiment, judge that the type of data structure of the Gerber file instruction data includes:
S221, data structure information is successively read according to the putting in order for Gerber file instruction data；
S222, the data structure information is successively compared with the primitive data structure of different primitive types.Foundation
Comparison result, by the data structure information successively from the primitive data structure of different primitive types according to own sequence into
Row compares and puts it into corresponding primitive types memory headroom.In another preferred embodiment, the data structure letter
The sequence of breath can be exchanged voluntarily as needed, be not specifically limited herein.
Preferably, the transforming factor are as follows:
(X, Y)=(A/25.4*X1, B/25.4*Y1)
Wherein, X is the X axis coordinate of the second coordinate data, and Y is the Y axis coordinate of the second coordinate data, and A is X-axis conversion essence
Degree, B are that Y-axis converts precision, and X1 is the X axis coordinate of the first coordinate data, and Y1 is that the Y axis coordinate 25.4 of the first coordinate data is
The transformational relation of millimeter (mm) and inch (inch), 1inch ≈ 25.4mm.Specifically, it is advised according to the Gerber file syntax
Then parsing obtained first coordinate data of the Gerber file instruction data is with millimeter (mm) for unit, and is beaten
The printing of print machine needs as unit of pixel, thus needs millimeter Conversion of measurement unit to be pixel unit.It is understood that the X
Axis conversion precision A and Y-axis conversion precision B can need self-defining according to printing, be not specifically limited herein.
In a preferred embodiment, the first coordinate data of the pel is turned according to the transforming factor
Change obtains the second coordinate data and includes:
S41, the second pel memory headroom is established according to different primitive types；
S42, the second mapping relations for establishing second memory headroom Yu the first pel memory headroom；
S43, the second obtained coordinate data will be converted according to second mapping relations and is assigned to second pel
Memory headroom.
Specifically, in the present embodiment, second memory headroom is the memory sky for storing second coordinate data
Between.
For example, it is preset with corresponding primitive data structure in the second pel memory headroom of the circle, the circle
Primitive data structure is determined by the radius of central coordinate of circle and circle.Second pel memory of the data structure of the circle and the circle
The primitive data structure in space has second mapping relations, sits according to second mapping relations by the second of the circle
Mark data are stored in the corresponding second pel memory headroom of the circle.
Preferably, target bitmap is obtained according to second coordinate data and the target bitmap is stored in specified
In depositing.In the present embodiment, using picture library MFC, (Microsoft Foundation Classes, abbreviation MFC are Microsofts
The class libraries that company provides, and include an application framework, to reduce the workload of Application developer,
Wherein comprising a large amount of Windows handles encapsulation class and many Windows intrinsic control and component encapsulation class) picture function
Can block, the interface of the different primitive types according to the picture functional block, call in second memory headroom with the interface
The first address of matched primitive types, and target bitmap is drawn according to the coordinate in second memory headroom, and be stored in institute
It states in the second memory headroom, the bitmap file for formulating precision can be obtained.It is understood that being preferably carried out at another
In example, picture library RRDtool (abbreviation of RoundRobin Database Tool) substitution can be used, the picture library exists
This is not especially limited.
Preferably, the invention also discloses a kind of Gerber file conversion systems, comprising:
Parameter read module 1, for reading the Gerber file instruction data；
Judgment module 2, for judging the data command format of the Gerber file instruction data；
Memory allocating module 3 refers to the Gerber file for the primitive instructions formatted data according to different pels
Data are enabled to be assigned to corresponding memory headroom；
Conversion module 4 obtains for being converted the first coordinate data of the pel according to the transforming factor
Two coordinate datas；
Target bitmap obtains module 5, for obtaining target bitmap according to second coordinate data and by the target position
Figure is stored in specified memory.
Preferably, the invention also discloses a kind of Gerber file converting apparatus, comprising: at least one processor, at least
The computer program instructions of one memory and storage in the memory, when the computer program instructions are described
Such as method of any of claims 1-7 is realized when processor executes.
Specifically, above-mentioned processor 401 may include central processing unit (CPU) or specific integrated circuit
(Application Specific Integrated Circuit, ASIC), or may be configured to implement of the invention real
Apply one or more integrated circuits of example.
Memory 402 may include the mass storage for data or instruction.For example it rather than limits, storage
Device 402 may include hard disk drive (Hard Disk Drive, HDD), floppy disk drive, flash memory, CD, magneto-optic disk, tape
Or the group of universal serial bus (Universal Serial Bus, USB) driver or two or more the above
It closes.In a suitable case, memory 402 may include the medium of removable or non-removable (or fixed).In suitable situation
Under, memory 402 can be inside or outside data processing equipment.In a particular embodiment, memory 402 is non-volatile
Solid-state memory.In a particular embodiment, memory 402 includes read-only memory (ROM).In a suitable case, the ROM
Can be the ROM of masked edit program, programming ROM (PROM), erasable PROM (EPROM), electric erasable PROM (EEPROM),
Electrically-alterable ROM (EAROM) or the combination of flash memory or two or more the above.
Processor 401 is by reading and executing the computer program instructions stored in memory 402, to realize above-mentioned reality
Apply the Gerber file method for transformation in example.
In one example, Gerber file converting apparatus may also include communication interface 403 and bus 410.Wherein, such as
Shown in Fig. 5, processor 401, memory 402, communication interface 403 connect by bus 410 and complete mutual communication.
Communication interface 403 is mainly used for realizing in the embodiment of the present invention between each module, device, unit and/or equipment
Communication.
Bus 410 includes hardware, software or both, and the component of Gerber file converting apparatus is coupled to each other together.
For example it rather than limits, bus may include accelerated graphics port (AGP) or other graphics bus, enhancing Industry Standard Architecture
(EISA) bus, front side bus (FSB), super transmission (HT) interconnection, Industry Standard Architecture (ISA) bus, infinite bandwidth interconnection,
Low pin count (LPC) bus, memory bus, micro- channel architecture (MCA) bus, peripheral component interconnection (PCI) bus, PCI-
Express (PCI-X) bus, Serial Advanced Technology Attachment (SATA) bus, Video Electronics Standards Association part (VLB) bus
Or the combination of other suitable buses or two or more the above.In a suitable case, bus 410 may include
One or more buses.Although specific bus has been described and illustrated in the embodiment of the present invention, the present invention considers any suitable
Bus or interconnection.
In addition, in conjunction with the Gerber file method for transformation in above-described embodiment, the embodiment of the present invention can provide a kind of calculating
Machine readable storage medium storing program for executing is realized.Computer program instructions are stored on the computer readable storage medium；The computer program
Any one Gerber file method for transformation in above-described embodiment is realized in instruction when being executed by processor.
In conclusion Gerber file method for transformation, system, equipment and storage medium provided in an embodiment of the present invention, this
Invention goes out the Gerber file according to the Gerber file syntax rule parsing and refers to by reading the Gerber file
Enable data；Parameter information is calculated according to the Gerber file instruction data and is referred to the parameter information different
Pel；Transforming factor is established according to preset conversion precision；According to the transforming factor by the first coordinate data of the pel
It is converted to obtain the second coordinate data；Target bitmap is obtained according to second coordinate data and protects the target bitmap
There are in specified memory.Method of the invention is by carrying out the parameter information of the Gerber file according to different pels
Sort out, and establish transforming factor and handled, the Gerber file is quickly and effectively turned to bitmap file to realize
Change, improves the working efficiency of PCB character printer.
It should also be noted that, the exemplary embodiment referred in the present invention, is retouched based on a series of step or device
State certain methods or system.But the present invention is not limited to the sequence of above-mentioned steps, that is to say, that can be according in embodiment
The sequence referred to executes step, may also be distinct from that the sequence in embodiment or several steps are performed simultaneously.
The above description is merely a specific embodiment, and those skilled in the art can be understood that
It arrives, for convenience of description and succinctly, system, the specific work process of module and unit of foregoing description can refer to aforementioned
Corresponding process in embodiment of the method, details are not described herein.It should be understood that scope of protection of the present invention is not limited thereto, it is any
Those familiar with the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or
Replacement, these modifications or substitutions should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of Gerber file method for transformation, which is characterized in that the described method includes:
The Gerber file is read, goes out the Gerber file instruction number according to the Gerber file syntax rule parsing
According to；
Parameter information is calculated according to the Gerber file instruction data and the parameter information is referred to different pels
Type；
Transforming factor is established according to preset conversion precision；
It is converted the first coordinate data of the pel to obtain the second coordinate data according to the transforming factor；
Target bitmap is obtained according to second coordinate data and the target bitmap is stored in specified memory.
2. Gerber file method for transformation according to claim 2, which is characterized in that according to the Gerber file syntax
Rule carries out parsing
Valid data information in the Gerber file is extracted, is stored in memory according to preset data structure；
The information that parsing obtains the Gerber file is carried out to Gerber file, the information of the Gerber file includes:
The code information of Gerber file function, Gerber file AD code information, Gerber file AM code information, Gerber file coordinate letter
Breath.
3. Gerber file method for transformation according to claim 1 or 2, which is characterized in that the parameter information includes number
According to structural information.
4. Gerber file method for transformation according to claim 3, which is characterized in that the parameter information to be referred to not
Include: with primitive types
Corresponding first pel memory headroom is established according to different primitive types and distributes specified primitive data structure；
Judge the type of data structure of the Gerber file instruction data；
Type of data structure according to the Gerber file instruction data establishes the first of corresponding first pel memory headroom
Mapping relations；
The Gerber file instruction data are referred to corresponding first pel memory headroom according to first mapping relations.
5. Gerber file method for transformation according to claim 4, which is characterized in that judge the Gerber file instruction
The type of data structure of data includes:
Data structure information is successively read according to the putting in order for Gerber file instruction data；
The data structure information is successively compared with the primitive data structure of different primitive types and judges corresponding figure
Element type.
6. Gerber file method for transformation according to claim 5, which is characterized in that the transforming factor are as follows:
(X, Y)=(A/25.4*X1, B/25.4*Y1)
Wherein, X is the X axis coordinate of the second coordinate data, and Y is the Y axis coordinate of the second coordinate data, and A is that X-axis converts precision, and B is
Y-axis converts precision, and X1 is the X axis coordinate of the first coordinate data, and Y1 is the Y axis coordinate of the first coordinate data, and 25.4 be millimeter
(mm) with the transformational relation of inch (inch), 1inch ≈ 25.4mm.
7. Gerber file method for transformation according to claim 6, which is characterized in that will be described according to the transforming factor
First coordinate data of pel is converted to obtain the second coordinate data
The second pel memory headroom is established according to different primitive types；
Establish the second mapping relations of second memory headroom Yu the first pel memory headroom；
The second obtained coordinate data will be converted according to second mapping relations and is assigned to the second figure memory headroom.
8. a kind of Gerber file conversion system characterized by comprising
Parameter read module, for reading the Gerber file instruction data；
Judgment module, for judging the data command format of the Gerber file instruction data；
Memory allocating module, for the primitive instructions formatted data according to different pels by the Gerber file instruction
Data are assigned to corresponding memory headroom；
Conversion module, for being converted the first coordinate data of the pel to obtain the second coordinate according to the transforming factor
Data；
Target bitmap obtains module, for obtaining target bitmap according to second coordinate data and saving the target bitmap
In specified memory.
9. a kind of Gerber file converting apparatus characterized by comprising at least one processor, at least one processor with
And the computer program instructions of storage in the memory, it is real when the computer program instructions are executed by the processor
Now such as method of any of claims 1-7.
10. a kind of storage medium, is stored thereon with computer program instructions, which is characterized in that when the computer program instructions
Such as method of any of claims 1-7 is realized when being executed by processor.
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| CN110605917A (en) * | 2019-08-29 | 2019-12-24 | 深圳市汉森软件有限公司 | Printing control method, device and equipment for PCB characters and storage medium |
| CN113492584A (en) * | 2020-03-19 | 2021-10-12 | 深圳市汉森软件有限公司 | Ink-jet printing method, device and equipment for PCB characters and storage medium |
| CN114089604A (en) * | 2021-11-02 | 2022-02-25 | 杭州新诺微电子有限公司 | Array graph drawing method and system |
| CN118093517A (en) * | 2024-04-17 | 2024-05-28 | 上海合见工业软件集团有限公司 | Data exchange method, device, equipment and medium for bonding pad drilling mark |
| CN118093517B (en) * | 2024-04-17 | 2024-07-02 | 上海合见工业软件集团有限公司 | Data exchange method, device, equipment and medium for bonding pad drilling mark |
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