CN109448049A - A kind of spatial data measurement method for three-dimensional software - Google Patents
A kind of spatial data measurement method for three-dimensional software Download PDFInfo
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- CN109448049A CN109448049A CN201811139055.5A CN201811139055A CN109448049A CN 109448049 A CN109448049 A CN 109448049A CN 201811139055 A CN201811139055 A CN 201811139055A CN 109448049 A CN109448049 A CN 109448049A
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- model
- measured object
- terminal
- measurement method
- spatial data
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/70—Determining position or orientation of objects or cameras
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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
- G06T17/10—Constructive solid geometry [CSG] using solid primitives, e.g. cylinders, cubes
-
- 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
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/60—Analysis of geometric attributes
- G06T7/62—Analysis of geometric attributes of area, perimeter, diameter or volume
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10004—Still image; Photographic image
- G06T2207/10012—Stereo images
-
- 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
- G06T2219/2008—Assembling, disassembling
Abstract
The invention discloses a kind of spatial data measurement methods for three-dimensional software, include the following steps, S1: receive information, S2: terminal shooting, typing image, S3: starting threedimensional model measurement engine measure, S4: import model, compare with model data and supplemented according to variance data, S5: terminal show measurement result, S6: saving scene model；Wherein, the terminal typing image in step S2 will at least carry out twice, and the position of terminal typing image twice is different, angle is different；The geometric parameter that engine measures measured object is measured according to threedimensional model, so that the measurement to measured object is completed, by being split the site-models being combined out using the model that step S4 is imported with measured object equivalent constructions to measured object；For being saved in step S6.
Description
Technical field
The present invention relates to image measurement technology field, specially a kind of spatial data measurement method for three-dimensional software.
Background technique
As traditional measuring device and scene three-dimensional digital method, rely primarily on traditional equipment for example ruler, theodolite,
Total station etc. completes the measurement of the single size at scene.Inefficiency that they measure, consuming time is long at the scene, from measurement
It is time-consuming and laborious, existing to lack direct data link means, the three-dimensional modeling of object to the foundation of object dimensional model for data result
The poor reproducibility of field, it is extremely difficult to the acquisition of information of three-dimensional scenic.
Summary of the invention
The technical problem to be solved by the present invention is to the figures in daily life, since the limitation in space is difficult to be surveyed
Amount, and existing measuring device, there is also time-consuming and laborious, the live poor reproducibility of modeling, three-dimensional data obtains difficult problem and lacks
It falls into, a kind of spatial data measurement method for three-dimensional software is provided, to solve the above problems.
In order to solve the above-mentioned technical problems, the present invention provides the following technical solutions:
The present invention provides a kind of spatial data measurement method for three-dimensional software, includes the following steps,
S1: receive information, S2: terminal shooting, typing image, S3: starting threedimensional model measurement engine measures, S4: importing
Model is compared with model data, and is supplemented according to variance data, S5: terminal shows measurement result, S6: saving existing
Field model；
Wherein, the terminal typing image in step S2 will at least carry out twice, and terminal typing twice image position not
Same, angle difference；The geometric parameter that engine measures measured object is measured according to threedimensional model, to complete the survey to measured object
Amount is combined out and is tested by carrying out the fractionation on geometric meaning to measured object, while using the model that step S4 is imported
The site-models of object equivalent constructions；For being saved in step S6.
As a preferred technical solution of the present invention, in the step S1 information available sources include: bluetooth, it is wired,
Wirelessly, zigbee etc..
As a preferred technical solution of the present invention, the terminal in the step S2, which takes pictures to measured object, is acquired number
According to, it is taken pictures by different angles and position to measured object, image is transferred to the measurement engine of the threedimensional model in step S3,
According to optical imaging concept, in conjunction with acquisition image it is the position of terminal, and then determines the three-dimensional coordinate of all the points on measured object, it will
The three-dimensional coordinate of all the points is gathered, and then obtains the data of measured object.
As a preferred technical solution of the present invention, the model imported in the step S4 includes one-dimensional pattern: line
Section, X-Y scheme: face (triangle, rectangle, circle etc.), 3-D graphic: body (cylinder, cuboid, circular cone etc.)；Not as one
It is the same that the polygon of rule can split into multiple triangles, an irregular 3-D graphic can also be split in it is multiple often
The geometric figure seen；According in S3 as a result, select suitable model adjustment size assembled, be assembled into one it is same with measured object
The site-models of structure.
As a preferred technical solution of the present invention, in the step S5, the result that terminal is shown includes: any two
The body of 3-D graphic in figure is enclosed in the distance between angle, any two point between side, same plane area, space
The total volume of 3-D graphic in long-pending and space.
As a preferred technical solution of the present invention, in the step S5, according to selection, assembled model is cut,
To measure measured object internal structure.
The beneficial effects obtained by the present invention are as follows being: the present invention is compared by multiple groups picture, is carried out by comparison to quilt
It surveys object and measures data, later by assembling one and the mutually isostructural live mould of measured object to each small geometry model
Type carries out ordinary surveying to site-models, measured object data is reacted by the data of site-models.
Detailed description of the invention
Attached drawing is used to provide further understanding of the present invention, and constitutes part of specification, with reality of the invention
It applies example to be used to explain the present invention together, not be construed as limiting the invention.
In the accompanying drawings:
Fig. 1 is overall structure of the present invention.
Specific embodiment
Embodiment: as shown in Figure 1, the present invention provides a kind of spatial data measurement method for three-dimensional software, including such as
Lower step,
S1: receive information, S2: terminal shooting, typing image, S3: starting threedimensional model measurement engine measures, S4: importing
Model is compared with model data, and is supplemented according to variance data, S5: terminal shows measurement result, S6: saving existing
Field model；
Wherein, the terminal typing image in step S2 will at least carry out twice, and terminal typing twice image position not
Same, angle difference；The geometric parameter that engine measures measured object is measured according to threedimensional model, to complete the survey to measured object
Amount is combined out and is tested by carrying out the fractionation on geometric meaning to measured object, while using the model that step S4 is imported
The site-models of object equivalent constructions；For being saved in step S6.
Further, information available sources include: bluetooth, wired, wireless, zigbee etc. in the step S1.
Further, the terminal in the step S2, which takes pictures to measured object, is acquired data, by different angle with
Position takes pictures to measured object, and image is transferred to the measurement engine of the threedimensional model in step S3, according to optical imaging concept, knot
Close acquisition image be terminal position, and then determine measured object on all the points three-dimensional coordinate, by the three-dimensional coordinate of all the points into
Row set, and then obtain the data of measured object.
Further, the model imported in the step S4 includes one-dimensional pattern: line segment, X-Y scheme: face (triangle
Shape, rectangle, circle etc.), 3-D graphic: body (cylinder, cuboid, circular cone etc.)；As an irregular polygon can be torn open
It is divided into that multiple triangles are the same, an irregular 3-D graphic can be also split in multiple common geometric figures；According to
It is in S3 as a result, select suitable model adjustment size assembled, be assembled into the site-models of one with measured object equivalent constructions.
Further, in the step S5, the result that terminal is shown includes: angle between any two sides, any two
Three-dimensional figure in the volume of 3-D graphic and space in figure is enclosed in the distance between a point, same plane area, space
The total volume of shape.
Further, in the step S5, according to selection, assembled model is cut, to measure measured object internal junction
Structure.
Specific: step S1 terminal receives information, the shooting record of step S2 terminal by bluetooth, wired, wireless or zigbee
Enter image, wherein the image typing of terminal needs to carry out more than twice, and the position of terminal and angle when each image typing
Will be different, so that the threedimensional model in following step S3 measures engine, according to optical imaging concept, in conjunction with acquisition image
It is the position of terminal, and then determines the three-dimensional coordinate of all the points on measured object, the three-dimensional coordinate of all the points is gathered, in turn
Obtain the data of measured object；Each model block is imported in step S4, model block includes one-dimensional pattern: line segment, X-Y scheme: face
(triangle, rectangle, circle etc.), 3-D graphic: body (cylinder, cuboid, circular cone etc.)；It is carried out by each simple model block
Assembling, is assembled into a final identical site-models, by measuring to site-models, it will be able in step S5
In measure the display of result.
There are two the principle of the present invention, one be multiple angles, multiple distances measured object is sent and, record every
The original position of secondary shooting is the position of terminal by combination optical imaging concept, in conjunction with acquisition image, so that it is determined that measured object table
The three-dimensional coordinate in face can obtain the space geometry structure of measured object by the click-through row set on measured object surface；Secondly being
Measured object can carry out assembly by the geometry module to basis, by small by splitting into multiple small geometry modules
Type geometry module carries out data point reuse, is assembled into and the mutually isostructural site-models of measured object；Site-models are one pure
Mathematical model, convenient for measuring the specific data of its structural model, measurement result includes: angle between any two sides, any
It is three-dimensional in the volume of 3-D graphic and space in figure is enclosed in the distance between two points, same plane area, space
The total volume etc. of figure.In this way, it completes the scanning of the mock-up of measured object, be converted into mathematical model, pass through this
Measured object is converted in kind conversion, to be converted into the model for being easy to measure, is measured.
Simultaneously, additionally it is possible to be cut according to the model of selection, to measure the data inside measured object, be realized in practical object
The data being unable to measure on product.
The present invention can complete to measure the specific material object in space, can obtain threedimensional model, save simultaneously,
In step 4, since there is differences for the size of model and specific in kind size, so the size of model is needed according to specific reality
The size of object is adjusted, so as to preferably assembled.The present invention can measure three-dimensional space data in a short time, greatly
It improves work efficiency, while modeling pattern is simple and clear, remoldability is strong.
Finally, it should be noted that these are only the preferred embodiment of the present invention, it is not intended to restrict the invention, although
Present invention has been described in detail with reference to the aforementioned embodiments, for those skilled in the art, still can be right
Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in protection of the invention
Within the scope of.
Claims (6)
1. a kind of spatial data measurement method for three-dimensional software, which is characterized in that include the following steps,
S1: receive information, S2: terminal shooting, typing image, S3: starting threedimensional model measurement engine measures, S4: importing
Model is compared with model data, and is supplemented according to variance data, S5: terminal shows measurement result, S6: saving existing
Field model；
Wherein, the terminal typing image in step S2 will at least carry out twice, and terminal typing twice image position not
Same, angle difference；The geometric parameter that engine measures measured object is measured according to threedimensional model, to complete the survey to measured object
Amount is combined out and is tested by carrying out the fractionation on geometric meaning to measured object, while using the model that step S4 is imported
The site-models of object equivalent constructions；For being saved in step S6.
2. a kind of spatial data measurement method for three-dimensional software according to claim 1, which is characterized in that the step
Information available sources include: bluetooth, wired, wireless, zigbee etc. in rapid S1.
3. a kind of spatial data measurement method for three-dimensional software according to claim 1, which is characterized in that the step
Terminal in rapid S2, which takes pictures to measured object, is acquired data, is taken pictures, is schemed to measured object by different angles and position
Threedimensional model of the Image relaying into step S3 measures engine, is the position of terminal in conjunction with acquisition image according to optical imaging concept,
And then determine the three-dimensional coordinate of all the points on measured object, the three-dimensional coordinate of all the points is gathered, and then obtain measured object
Data.
4. a kind of spatial data measurement method for three-dimensional software according to claim 1, which is characterized in that the step
The model imported in rapid S4 includes one-dimensional pattern: line segment, X-Y scheme: face (triangle, rectangle, circle etc.), 3-D graphic:
Body (cylinder, cuboid, circular cone etc.)；As an irregular polygon can split into multiple triangles, one is not
The 3-D graphic of rule can be also split in multiple common geometric figures；According in S3 as a result, selecting suitable model
It is assembled to adjust size, is assembled into the site-models of one with measured object equivalent constructions.
5. a kind of spatial data measurement method for three-dimensional software according to claim 1, which is characterized in that the step
In rapid S5, the result that terminal is shown includes: the distance between angle between any two sides, any two point, same plane
In area that interior figure is enclosed, space in the volume of 3-D graphic and space 3-D graphic total volume.
6. a kind of spatial data measurement method for three-dimensional software according to claim 1, which is characterized in that the step
In rapid S5, according to selection, assembled model is cut, to measure measured object internal structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201811139055.5A CN109448049A (en) | 2018-09-28 | 2018-09-28 | A kind of spatial data measurement method for three-dimensional software |
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| CN201811139055.5A CN109448049A (en) | 2018-09-28 | 2018-09-28 | A kind of spatial data measurement method for three-dimensional software |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1567384A (en) * | 2003-06-27 | 2005-01-19 | 史中超 | Method of image acquisition, digitized measure and reconstruction of three-dimensional object |
| US20120268567A1 (en) * | 2010-02-24 | 2012-10-25 | Canon Kabushiki Kaisha | Three-dimensional measurement apparatus, processing method, and non-transitory computer-readable storage medium |
| US20140081602A1 (en) * | 2012-09-14 | 2014-03-20 | Mitutoyo Corporation | Method, system and program for generating three-dimensional model |
-
2018
- 2018-09-28 CN CN201811139055.5A patent/CN109448049A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1567384A (en) * | 2003-06-27 | 2005-01-19 | 史中超 | Method of image acquisition, digitized measure and reconstruction of three-dimensional object |
| US20120268567A1 (en) * | 2010-02-24 | 2012-10-25 | Canon Kabushiki Kaisha | Three-dimensional measurement apparatus, processing method, and non-transitory computer-readable storage medium |
| US20140081602A1 (en) * | 2012-09-14 | 2014-03-20 | Mitutoyo Corporation | Method, system and program for generating three-dimensional model |
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Application publication date: 20190308 |