CN109559372A - A kind of large size historical relic three-dimensional modeling method - Google Patents
A kind of large size historical relic three-dimensional modeling method Download PDFInfo
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- CN109559372A CN109559372A CN201811249242.9A CN201811249242A CN109559372A CN 109559372 A CN109559372 A CN 109559372A CN 201811249242 A CN201811249242 A CN 201811249242A CN 109559372 A CN109559372 A CN 109559372A
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- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000011084 recovery Methods 0.000 claims abstract description 7
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 230000008439 repair process Effects 0.000 claims abstract 3
- 238000012217 deletion Methods 0.000 claims description 6
- 230000037430 deletion Effects 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 238000004040 coloring Methods 0.000 claims description 3
- 239000000284 extract Substances 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 3
- 238000007781 pre-processing Methods 0.000 claims description 3
- 238000002156 mixing Methods 0.000 claims description 2
- 230000003116 impacting effect Effects 0.000 claims 1
- 238000004806 packaging method and process Methods 0.000 claims 1
- 238000005516 engineering process Methods 0.000 abstract description 4
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T17/00—Three dimensional [3D] modelling, e.g. data description of 3D objects
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T15/00—3D [Three Dimensional] image rendering
- G06T15/04—Texture mapping
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- 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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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2219/00—Indexing scheme for manipulating 3D models or images for computer graphics
- G06T2219/20—Indexing scheme for editing of 3D models
- G06T2219/2021—Shape modification
Abstract
The present invention relates to dimensional Modeling Technology fields, especially a kind of large-scale historical relic three-dimensional modeling method, the following steps are included: the based process of S1, large-scale historical relic: staff is cleaned out the cleaning of large-scale cultural artifact surface using professional tool, if large-scale cultural artifact surface has damage either notch, S2 is executed；If large-scale cultural artifact surface does not damage either notch, S3 is executed；The recovery of S2, large-scale historical relic: for large-scale historical relic jaggy, staff repairs large-scale cultural artifact surface using the tool of profession, for the large-scale historical relic haveing damage, staff, which consults, browses historical summary relevant to the large size historical relic, and the large-scale historical relic that staff recycles the tool of profession to would detract from wound is repaired.The present invention saves manpower, and modeling efficiency is high, and modeling efficiency is good, can model well to large-scale historical relic.
Description
Technical field
The present invention relates to dimensional Modeling Technology field more particularly to a kind of large-scale historical relic three-dimensional modeling methods.
Background technique
Historical relic be the mankind carried in social activities have history, art, the remains of scientific value and traces.It
It is the historical and cultural heritage of mankind's preciousness.Historical relic refers to specific substance remnants, its essential characteristic is: first, it is necessary to be by
What the mankind created, or it is related with mankind's activity；Second, it is necessary to be the past for having become history, it is impossible to again again
It creates.Currently, every country is not consistent to the appellation of historical relic, signified connotation and range are also not quite similar, thus so far
Not yet form a unified definition confirmed jointly to historical relic.Threedimensional model is the Polygons Representation of object, leads to conventional computer
Or other video equipments are shown.The object of display can be the entity of real world, be also possible to imaginary object.Appoint
Thing existing for what physics nature can be indicated with threedimensional model.
Due to the fragility of historical relic itself, digital archive, digital historical relic are usually carried out to historical relic using dimensional Modeling Technology
Technology not only can carry out permanent preservation to the basic data of rare cultural relics, additionally it is possible to like for expert on historical relics and vast historical relic
The public research of person, exchange provide possibility, but are typically now that staff holds spatial digitizer to historical relic acquisition number
According to, but be directed to for large-scale historical relic, manual operation is time-consuming and laborious, and the data inaccuracy acquired, causes large-scale historical relic three
The accuracy for tieing up modeling is not high.
Summary of the invention
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of large-scale historical relic three-dimensional proposed is built
Mould method.
To achieve the goals above, present invention employs following technical solutions:
Design a kind of large-scale historical relic three-dimensional modeling method, comprising the following steps:
The based process of S1, large-scale historical relic: staff is cleaned out the cleaning of large-scale cultural artifact surface using professional tool,
If large-scale cultural artifact surface has damage either notch, S2 is executed；If large-scale cultural artifact surface does not damage either notch, hold
Row S3；
The recovery of S2, large-scale historical relic: for large-scale historical relic jaggy, staff is using the tool of profession to large-scale text
Object surface is repaired, and for the large-scale historical relic haveing damage, staff, which consults, browses history money relevant to the large size historical relic
Material, the large-scale historical relic that staff recycles the tool of profession to would detract from wound are repaired, so that large-scale historical relic is more complete；
Large-scale historical relic after recovery: being placed on the large-scale historical relic placement plate for capableing of automatic slowly rotation by S3, data acquisition,
And large-scale historical relic is fixed in large-scale historical relic placement plate, places one vertically on the bottom surface of large-scale historical relic placement plate side
Data acquisition device is fixed on the top of apparatus for automatically lifting by apparatus for automatically lifting, in apparatus for automatically lifting and can be automatic
Under the collective effect of the large-scale historical relic placement plate slowly rotated, more comprehensive basic data can be carried out to large-scale historical relic
Acquisition；
The extraction of S4, data: the basic data of the collected large-scale historical relic of data acquisition device is transported to meter by conducting wire
On calculation machine, 3 d modeling software is recycled to extract each data in the way of three-dimensional coordinate to the basic data of large-scale historical relic
Point；
S5, data prediction: pre-processing each data point that large-scale historical relic extracts using 3 d modeling software, will
The data point deletion unrelated with large-scale historical relic itself only retains data point related with large-scale historical relic itself；
S6, the geometrical model for constructing large-scale historical relic: the large-scale historical relic in region to be modeled first is obtained using 3 d modeling software
Numerous clouds, that is to say the significant figure strong point of large-scale historical relic, sketched the contours of according to numerous clouds of large-scale historical relic different zones
Geometry frame collectively constitutes grid by multiple geometry frames that numerous clouds are sketched the contours of, then by the geometry frame of large-scale historical relic
With digital surface model data and digital orthoimage data are registrated and fitting, building for the grid model of large-scale historical relic is completed
It is vertical；
S7, the texture for extracting large-scale historical relic: the image for the large-scale historical relic that data acquisition device takes is screened, is chosen
Clearest image is selected to be processed, chooses optimal data as the texture of large-scale historical relic modeling；
The three-dimension modeling of S8, large-scale historical relic: it is big that the texture of the top surface of large-scale historical relic and side is respectively mapped to this
On the grid model of type historical relic, then checks and judge whether the threedimensional model of the large size historical relic needs to modify, it is ensured that large-scale historical relic
Threedimensional model accuracy.
Preferably, in the S3 step, the driving device of the large-scale historical relic placement plate of automatic slowly rotation is motor, automatic to rise
Falling unit is Multi-section electric telescopic rod, and data acquisition device is spatial digitizer, and the camera shooting mouth of spatial digitizer is opposite large-scale
The direction of historical relic.
Preferably, in S6 step, point cloud includes three-dimensional coordinate, lasing intensity and colouring information.
Preferably, in step s 5, it is handled using basic data of the 3 d modeling software to large-scale historical relic, is successively obtained
Digital surface model data, Law of DEM Data and the digital orthoimage data for taking region to be modeled, are repaired for having
The large-scale historical relic of benefit needs the data point deletion for extracting large-scale historical relic mend, avoids to large-scale historical relic three-dimensional modeling
Texture blending impacts.
Preferably, in the S3 step, large-scale historical relic is fixed in large-scale historical relic placement plate by rope, in step s 5,
With the unrelated basic data of large-scale historical relic itself include large-scale historical relic placement plate related data and fixed large-scale historical relic used in rope
The related data of son.
A kind of large-scale historical relic three-dimensional modeling method proposed by the present invention, beneficial effect are: the present invention saves manpower, modeling
It is high-efficient, and modeling efficiency is good, can model well to large-scale historical relic.
Detailed description of the invention
Fig. 1 is a kind of flow diagram of large-scale historical relic three-dimensional modeling method proposed by the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1, a kind of large-scale historical relic three-dimensional modeling method, comprising the following steps:
The based process of S1, large-scale historical relic: staff is cleaned out the cleaning of large-scale cultural artifact surface using professional tool,
If large-scale cultural artifact surface has damage either notch, S2 is executed；If large-scale cultural artifact surface does not damage either notch, hold
Row S3；
The recovery of S2, large-scale historical relic: for large-scale historical relic jaggy, staff is using the tool of profession to large-scale text
Object surface is repaired, and for the large-scale historical relic haveing damage, staff, which consults, browses history money relevant to the large size historical relic
Material, the large-scale historical relic that staff recycles the tool of profession to would detract from wound are repaired, so that large-scale historical relic is more complete；
Large-scale historical relic after recovery: being placed on the large-scale historical relic placement plate for capableing of automatic slowly rotation by S3, data acquisition,
And large-scale historical relic is fixed in large-scale historical relic placement plate, places one vertically on the bottom surface of large-scale historical relic placement plate side
Data acquisition device is fixed on the top of apparatus for automatically lifting by apparatus for automatically lifting, in apparatus for automatically lifting and can be automatic
Under the collective effect of the large-scale historical relic placement plate slowly rotated, more comprehensive basic data can be carried out to large-scale historical relic
Acquisition；
The extraction of S4, data: the basic data of the collected large-scale historical relic of data acquisition device is transported to meter by conducting wire
On calculation machine, 3 d modeling software is recycled to extract each data in the way of three-dimensional coordinate to the basic data of large-scale historical relic
Point；
S5, data prediction: pre-processing each data point that large-scale historical relic extracts using 3 d modeling software, will
The data point deletion unrelated with large-scale historical relic itself only retains data point related with large-scale historical relic itself；
S6, the geometrical model for constructing large-scale historical relic: the large-scale historical relic in region to be modeled first is obtained using 3 d modeling software
Numerous clouds, that is to say the significant figure strong point of large-scale historical relic, sketched the contours of according to numerous clouds of large-scale historical relic different zones
Geometry frame collectively constitutes grid by multiple geometry frames that numerous clouds are sketched the contours of, then by the geometry frame of large-scale historical relic
With digital surface model data and digital orthoimage data are registrated and fitting, building for the grid model of large-scale historical relic is completed
It is vertical；
S7, the texture for extracting large-scale historical relic: the image for the large-scale historical relic that data acquisition device takes is screened, is chosen
Clearest image is selected to be processed, chooses optimal data as the texture of large-scale historical relic modeling；
The three-dimension modeling of S8, large-scale historical relic: it is big that the texture of the top surface of large-scale historical relic and side is respectively mapped to this
On the grid model of type historical relic, then checks and judge whether the threedimensional model of the large size historical relic needs to modify, it is ensured that large-scale historical relic
Threedimensional model accuracy.
In the S3 step, the driving device of the large-scale historical relic placement plate of automatic slowly rotation is motor, apparatus for automatically lifting
For Multi-section electric telescopic rod, data acquisition device is spatial digitizer, and the camera shooting mouth of spatial digitizer is against large-scale historical relic
Direction, in the S3 step, large-scale historical relic are fixed in large-scale historical relic placement plate by rope, in step s 4, with large-scale historical relic
Itself unrelated basic data includes the related data of large-scale historical relic placement plate and the dependency number for fixing rope used in large-scale historical relic
According to.
In S6 step, point cloud includes three-dimensional coordinate, lasing intensity and colouring information.
In step s 5, it is handled, is successively obtained yet to be built using basic data of the 3 d modeling software to large-scale historical relic
Digital surface model data, Law of DEM Data and the digital orthoimage data in mould region, for had repairing it is big
Type historical relic needs the data point deletion for extracting large-scale historical relic mend, and the texture to large-scale historical relic three-dimensional modeling is avoided to mention
It takes and impacts.
In the S3 step, large-scale historical relic is fixed in large-scale historical relic placement plate by rope, in step s 5, with large size text
The unrelated basic data of object itself includes that the related data of large-scale historical relic placement plate is related to rope used in fixed large-scale historical relic
Data.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of large size historical relic three-dimensional modeling method, which comprises the following steps:
The based process of S1, large-scale historical relic: staff is cleaned out the cleaning of large-scale cultural artifact surface using professional tool, if greatly
Type cultural artifact surface has damage either notch, then executes S2；If large-scale cultural artifact surface does not damage either notch, execute
S3；
The recovery of S2, large-scale historical relic: for large-scale historical relic jaggy, staff is using the tool of profession to large-scale historical relic table
Face is repaired, and for the large-scale historical relic haveing damage, staff, which consults, browses historical summary relevant to the large size historical relic, work
Make the large-scale historical relic that personnel recycle the tool of profession to would detract from wound to repair, so that large-scale historical relic is more complete；
Large-scale historical relic after recovery: being placed on the large-scale historical relic placement plate for capableing of automatic slowly rotation by S3, data acquisition, and
Large-scale historical relic is fixed in large-scale historical relic placement plate, places one vertically on the bottom surface of large-scale historical relic placement plate side automatically
Data acquisition device is fixed on the top of apparatus for automatically lifting by lifting device, in apparatus for automatically lifting and being capable of automatic slowly
Under the collective effect of the large-scale historical relic placement plate of rotation, adopting for more comprehensive basic data can be carried out to large-scale historical relic
Collection；
The extraction of S4, data: the basic data of the collected large-scale historical relic of data acquisition device is transported to computer by conducting wire
On, recycle 3 d modeling software to extract each data point in the way of three-dimensional coordinate to the basic data of large-scale historical relic；
S5, data prediction: pre-processing each data point that large-scale historical relic extracts using 3 d modeling software, will with it is big
The unrelated data point deletion of type historical relic itself only retains data point related with large-scale historical relic itself；
S6, the geometrical model for constructing large-scale historical relic: the crowd of the large-scale historical relic in region to be modeled first is obtained using 3 d modeling software
Multiple spot cloud that is to say the significant figure strong point of large-scale historical relic, sketch the contours of geometry according to numerous clouds of large-scale historical relic different zones
Frame collectively constitutes grid by multiple geometry frames that numerous clouds are sketched the contours of, then by the geometry frame and number of large-scale historical relic
Word surface model data and digital orthoimage data carry out registration and fitting, complete the foundation of the grid model of large-scale historical relic；
S7, the texture for extracting large-scale historical relic: the image for the large-scale historical relic that data acquisition device takes is screened, is picked out
Clearest image is processed, and chooses optimal data as the texture of large-scale historical relic modeling；
The three-dimension modeling of S8, large-scale historical relic: the texture of the top surface of large-scale historical relic and side is respectively mapped to large size text
On the grid model of object, then checks and judge whether the threedimensional model of the large size historical relic needs to modify, it is ensured that the three of large-scale historical relic
The accuracy of dimension module.
2. a kind of large-scale historical relic three-dimensional modeling method according to claim 1, which is characterized in that in the S3 step, automatically
The driving device of the large-scale historical relic placement plate slowly rotated is motor, and apparatus for automatically lifting is Multi-section electric telescopic rod, and data are adopted
Packaging is set to spatial digitizer, and the direction of the opposite large-scale historical relic of camera shooting mouth of spatial digitizer.
3. a kind of large-scale historical relic three-dimensional modeling method according to claim 1, which is characterized in that in S6 step, put cloud
Including three-dimensional coordinate, lasing intensity and colouring information.
4. a kind of large-scale historical relic three-dimensional modeling method according to claim 1, which is characterized in that in step s 5, utilize
3 d modeling software handles the basic data of large-scale historical relic, successively obtains the digital surface model number in region to be modeled
It needs to repair on large-scale historical relic for the large-scale historical relic for having repairing according to, Law of DEM Data and digital orthoimage data
The data point deletion extracted at benefit avoids the texture blending to large-scale historical relic three-dimensional modeling from impacting.
5. a kind of large-scale historical relic three-dimensional modeling method according to claim 1, which is characterized in that in the S3 step, large-scale
Historical relic is fixed in large-scale historical relic placement plate by rope, in step s 5, the basic data packet unrelated with large-scale historical relic itself
It includes the related data of large-scale historical relic placement plate and fixes the related data of rope used in large-scale historical relic.
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| CN114792404A (en) * | 2022-04-26 | 2022-07-26 | 北京大学 | AR enhancement auxiliary repair control platform, method, medium and equipment |
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Application publication date: 20190402 |