CN102521878B - Programmable three-dimensional human body modeling and human body measurement system and method thereof - Google Patents
Programmable three-dimensional human body modeling and human body measurement system and method thereof Download PDFInfo
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Abstract
A programmable three-dimensional human body modeling and human body measurement system and a method thereof relates to three-dimensional model or image operation which is used for computer graphics and especially suitable for human body measurement and clothes CAD based on a human body characteristic. A human body model definition unit is connected to a three-dimensional human body grid database and a human body characteristic model database. A human body characteristic information algorithm tool library management unit is connected to a human body characteristic model database and a basic algorithm tool library. A human body measurement rule template management unit is connected to the basic algorithm tool library and a human body measurement rule database. A three-dimensional human body grid data analysis measurement unit is connected to the three-dimensional human body grid database and the human body measurement rule database. A user can define a human body characteristic identification rule and a dimension measurement rule through man-machine interaction operation. Simultaneously, the measurement rule defined by the user can be applied to different individualities. Three-dimensional human body scanning input, intelligent human body characteristic point identification, human body part dimension measurement and three-dimensional virtual human form construction are combined together.
Description
Technical field
The present invention relates to be particularly useful for carrying out based on the characteristics of human body 3 D human body modeling able to programme and the anthropological measuring system and method for anthropological measuring and CAD of Garment to for the three-dimensional model of computer graphics or the operation of image.
Background technology
Three-dimensional human body measurement technology and characteristics of human body's information extraction technology are the technical foundation of three-dimensional garment CAD system.The multiple characteristics that are better than conventional measurement techniques and instrument such as though the 3-D scanning equipment that exploitation is at present used can provide high-quality manikin, it is short that the three-dimensional human body measurement system has sweep time, and degree of accuracy height, measuring point are many.But most measuring equipments provide only is can not directly obtain the needed characteristics of human body's information of three-dimensional garment CAD by the cloud data of nobody's body characteristics information.Be at first to find somatometric unique point to scanning the ultimate principle that resulting 3 D human body carries out dimensional measurement, information such as line, measurement rule with measurement size is converted into geometrical issues again, as length of curve, distance between two points, angle etc. between 3 calculates the length of human body again, degree of enclosing, the angle equidimension.Therefore the key of three-dimensional human body measurement is to determine anthropological measuring point exactly and will measure rule to be converted into corresponding geometrical rule.
Chinese patent "based on actual population size of the virtual mannequin establish methods and virtual mannequin" (Patent No. ZL200710093824.8 Publication No. CN101311967), "a kind of virtual mannequin application methods" (patent number ZL200710093825. 2 Publication No. CN10131196) and "an China virtual mannequin" (patent No. ZL200710093826.7 Publication No. CN10131196) were disclosed through non-contact body measurement method of creating a virtual mannequin and virtual mannequin application methods.In these patents of invention, relate to a large amount of anthropometric datas and handle.In present three-dimensional body dimension measuring system, as TC2, Human-solution, mainly there is following problem in three-dimensional human body measurement systems such as Cyber-ware.
The automatic recognition accuracy of 1) anthropological measuring feature is lower, and it is less to be suitable for the build scope.
The unique point of the measurement of human body mainly is according to the human skeleton point, and the body surface unique point waits to determine.Present automatic measurement system mainly carries out the automatic identification of human body feature point by the geometric properties of body surface or the statistical property of human body proportion.But be subjected to influence of various factors such as age, sex, race, region during owing to people's bulk-growth, caused the widely different of build between individuality, therefore caused the anthropological measuring unique point of same area, also inconsistent at the body surface geometric properties that different individualities shows.Thereby existing measuring system has larger difference to the measurement feature that the Feature Recognition result of human body demarcates can be with manual measurement the time, and then causing size and the hand dipping difference measured automatically bigger, this also is that present three-dimensional human body measurement system does not carry out one of ripe reason of using in industry.
2) characteristics of human body's recognition methods and rule, the dimensional measurement rule can not freely design.
In the existing measuring system, the recognition rule of human body feature point, the geometrical rule that dimensional measurement transforms all is predefined by software itself, the user can not and measure rule according to own needs design feature point identification.Even some systems allow the user can measure some measurement sizes by the hand dipping function that system provides, but for Different Individual, these hand dipping process needs repetitive operation more just can be finished measurement.
3) measuring system has restriction to the anthropological measuring posture.
Existing three-dimension measuring system is because its unique point recognition rule and dimensional measurement rule all are that the human body under the given pose is identified, and after therefore altering one's posture, measuring system will can not correctly be identified and measure characteristics of human body and size.
Summary of the invention
The objective of the invention is to provide a kind of 3 D human body modeling able to programme and anthropological measuring system, make the user realize three-dimensional human body measurement able to programme by man-machine interactive operation, 3D anthropometric scanning is imported, the measurement of intelligentized human body feature point identification and partes corporis humani position size combines with the three-dimensional virtual human platform construction based on the characteristics of human body, can freely carry out dimensional measurement to three-dimensional (3 D) manikin, solve fast, in batches, the technical matters of self-defining human body dimension measurement and characteristics of human body's modeling.
The present invention solves the problems of the technologies described above the technical scheme that adopts:
A kind of 3 D human body modeling able to programme and anthropological measuring system, comprise 3 D human body grid data input media 100,3 D human body grid database 150, dummy body form Data Management Unit 200 and man-machine interactive interface 900, described 3 D human body grid data input media 100 and dummy body form Data Management Unit 200 are connected to 3 D human body grid database 150, it is characterized in that described 3 D human body modeling able to programme and anthropological measuring system also comprise:
Manikin definition unit 300 is used for reading the 3 D human body grid data, analyst's body characteristics information, definition characteristics of human body object;
Characteristics of human body's model bank 350 is used for the described characteristics of human body's object of storage;
Characteristics of human body's information algorithmic tool library management unit 400 is used for creating, revises and deletion characteristics of human body information processing order;
Rudimentary algorithm tool storage room 450 is used for the described characteristics of human body's information processing order of storage;
Anthropological measuring rule template administrative unit 500 is used for the operating process of recorder's bulk measurement, generates the anthropological measuring rule template;
Anthropological measuring rule base 550 is used for the described anthropological measuring rule template of storage;
The 3 D human body grid data is resolved measuring unit 600, is used for reading and resolve the 3 D human body grid data, calls the anthropological measuring rule template and carries out anthropological measuring, obtains characteristics of human body's information;
Described manikin definition unit 300, characteristics of human body's information algorithmic tool library management unit 400, anthropological measuring rule template administrative unit 500,3 D human body grid data are resolved measuring unit 600 and are connected respectively to man-machine interactive interface 900;
Described manikin definition unit 300 is connected to described 3 D human body grid database 150 and characteristics of human body's model bank 350, described characteristics of human body's information algorithmic tool library management unit 400 is connected to characteristics of human body's model bank 350 and rudimentary algorithm tool storage room 450, described anthropological measuring rule template administrative unit 500 is connected to described rudimentary algorithm tool storage room 450 and anthropological measuring rule base 550, and described 3 D human body grid data is resolved measuring unit 600 and is connected to 3 D human body grid database 150 and anthropological measuring rule base 550.
A kind of preferable technical scheme of 3 D human body modeling able to programme of the present invention and anthropological measuring system is that described 3 D human body modeling able to programme and anthropological measuring system also comprise the characteristics of human body's information database 650 for storage characteristics of human body information; Described characteristics of human body's information database 650 is connected to described 3 D human body grid data and resolves measuring unit 600.
A kind of better technical scheme of 3 D human body modeling able to programme of the present invention and anthropological measuring system is that described characteristics of human body's information database 650 is connected to described dummy body form Data Management Unit 200, is configured to the three-dimensional virtual human platform based on the characteristics of human body.
Another object of the present invention has provided a kind of for above-mentioned 3 D human body modeling able to programme and the three-dimensional human body measurement method able to programme of anthropological measuring system, by this method, the user can define as required, revises the recognition rule of human body feature point and the measurement rule of partes corporis humani position size.Make the restriction that the user can not laid down a regulation by measuring system itself, can freely carry out dimensional measurement to three-dimensional (3 D) manikin, the automatic recognition accuracy that solves existing anthropological measuring feature is lower, be suitable for the build scope less, measure the technical matters that rule is dumb, the anthropological measuring posture had restriction.
The present invention solves the problems of the technologies described above the technical scheme that adopts:
A kind of 3 D human body modeling able to programme and human body measurement method are used for the described 3 D human body modeling able to programme of claim 1 and anthropological measuring system, it is characterized in that described measuring method comprises following steps at least:
S100: obtain each individual 3 D human body grid data by 3 D human body grid data input media, store the 3 D human body grid database into;
S200: from the 3 D human body grid data, extract and define lineup's body characteristics object by man-machine interactive interface, set up the manikin based on the characteristics of human body, be stored into characteristics of human body's model bank;
S300: each characteristics of human body's object of corresponding described manikin, create a characteristic commands that is used for setting up, revising or delete described characteristics of human body's information, store the rudimentary algorithm tool storage room into;
S400: the characteristic commands that recording user calls in the described rudimentary algorithm tool storage room is carried out the anthropological measuring process, generates the anthropological measuring rule template, is stored into the anthropological measuring rule base;
S500: call the anthropological measuring rule template and resolve the 3 D human body grid data, from the 3 D human body grid, extract characteristics of human body's information according to the manikin based on the characteristics of human body, generate the anthropometric data based on the characteristics of human body.
A kind of preferable technical scheme of 3 D human body modeling able to programme of the present invention and human body measurement method is that described measuring method also comprises the following step:
S600: to each individual 3 D human body grid data repeating step S500, store the anthropometric data based on the characteristics of human body that obtains into the characteristics of human body information database, make up the dummy body form based on the characteristics of human body.
A kind of better technical scheme of 3 D human body modeling able to programme of the present invention and human body measurement method is that described step S400 comprises following action:
S410: select a 3 D human body grid data collection to be measured, create the anthropological measuring rule template of corresponding blank;
S420: according to described 3 D human body grid data collection, read or select the human body mesh object by man-machine interactive interface from the 3 D human body grid database;
S430: according to the selected human body mesh object of step S420, call and carry out corresponding characteristic commands in the described rudimentary algorithm tool storage room, by man-machine interactive interface input feature vector object oriented, determine or modification characteristics of human body information, create also storing characteristics of human body's object of describing described human body mesh object to be measured;
S440: the characteristic commands of calling among the recording step S420 is appended to the anthropological measuring rule template with described characteristic commands;
S450: whether judgement measurement rule template is created and is finished, and finishes if create, and then forwards step S460 to, otherwise returns step S420;
S460: the anthropological measuring rule template that circulation execution in step S420 to S440 is generated is stored into the anthropological measuring rule base, and described anthropological measuring rule template comprises described 3 D human body grid data collection is carried out somatometric characteristic commands sequence.
The further improved technical scheme of 3 D human body modeling able to programme of the present invention and human body measurement method is that described anthropological measuring rule template is the macros sequence in Computer Memory Unit; Described anthropological measuring rule base is the macros storehouse in Computer Memory Unit; Described step S440 is the automatic recording user operation process of described 3 D human body modeling able to programme and anthropological measuring system, and the characteristic commands that the user calls is appended to the step of described macros sequence; Described step S460 is that the user passes through the man-machine interactive interface control operation, the automatic macros that generates of system is stored into the step in macros storehouse.
In the technique scheme of 3 D human body modeling able to programme of the present invention and human body measurement method, described 3 D human body grid data is the triangle gridding entity of the body surface shape of description; Described manikin is one group of set of describing characteristics of human body's object of 3 D human body grid feature, and wherein, everyone body characteristics object comprises characteristics of human body's information of this object of feature object Name and Description at least; Described characteristics of human body's object comprises feature grid, unique point, characteristic plane, feature straight line, characteristic curve, feature dough sheet and pattern measurement size; Described characteristics of human body's information is to describe geometric data or the dimensional data of characteristics of human body's object.
In the technique scheme of 3 D human body modeling able to programme of the present invention and human body measurement method, described characteristic commands is one group of instrument or algorithm set of generating and revise characteristics of human body's information according to described manikin, the user calls the characteristic commands that is stored in the rudimentary algorithm tool storage room by man-machine interactive interface, the input feature vector object oriented, identify and set up characteristics of human body's object, determine or revise geometric data or the dimensional data of characteristics of human body's information.
In the technique scheme of 3 D human body modeling able to programme of the present invention and human body measurement method, described measuring method is to set up programmable anthropological measuring rule template in described 3 D human body modeling able to programme and anthropological measuring system, and different 3 D human body grid datas is carried out characteristic commands sequence in the described anthropological measuring rule template; Carry out when measuring rule, for the systematicness that can on Different Individual, correctly the repeat operation that computing machine can accurately be finished, finished automatically by computing machine; Can not on Different Individual, correctly handle and definite operation for computing machine, by man-machine interactive interface guiding user's artificial selection or input, realization realizes that with the operation that less manually-operated replacement computer can not correctly realize three-dimensional body dimension is measured accurately and rapidly.
The invention has the beneficial effects as follows:
1,3 D human body modeling able to programme of the present invention and anthropological measuring system, make the user realize formula three-dimensional human body measurement able to programme by man-machine interactive operation, 3D anthropometric scanning is imported, the measurement of intelligentized human body feature point identification and partes corporis humani position size combines with the three-dimensional virtual human platform construction based on the characteristics of human body, can freely carry out dimensional measurement to three-dimensional (3 D) manikin, solve fast, in batches, the technical matters of self-defining human body dimension measurement and characteristics of human body's modeling.
2,3 D human body modeling able to programme of the present invention and human body measurement method, make the user can define characteristics of human body's recognition rule and dimensional measurement rule voluntarily, simultaneously user-defined measurements rule can be applied on the different individualities, realization fast, in batches, self-defining human body dimension measurement and characteristics of human body's modeling.
3, the present invention is divided into two classes with the operation in the anthropological measuring process, computing machine is identified inaccurate or impalpable feature, specify by the user, feature and the operation of calculating function preparation identification allow computing machine finish automatically, realize accurately and fast measuring of three-dimensional body dimension, efficiently solved the accuracy problem of computer automatic analysis.
4, measuring method of the present invention is not only applicable to the measurement of 3 D human body, and is suitable equally for the dimensional measurement of other types 3D solid.
Description of drawings
Fig. 1 is the system architecture synoptic diagram of 3 D human body modeling able to programme of the present invention and anthropological measuring system.
Fig. 2 is 3 D human body modeling able to programme of the present invention and human body measurement method process flow diagram.
Fig. 3 is anthropological measuring rule template synoptic diagram.
Fig. 4 is the process flow diagram that method of the present invention generates the anthropological measuring rule template.
Fig. 5 is characteristics of human body's object and three-dimensional (3 D) manikin structural representation.
Fig. 6 is the definition synoptic diagram of characteristics of human body's object, three-dimensional (3 D) manikin and 3 D human body grid data.
Embodiment
In order to understand technique scheme of the present invention better, describe in detail further below in conjunction with drawings and Examples.
3 D human body modeling able to programme shown in Figure 1 and the embodiment of anthropological measuring system, comprise 3 D human body grid data input media 100,3 D human body grid database 150, dummy body form Data Management Unit 200 and man-machine interactive interface 900,3 D human body grid data input media 100 and dummy body form Data Management Unit 200 are connected to 3 D human body grid database 150, also comprise be used to reading the 3 D human body grid data, analyst's body characteristics information, the manikin definition unit 300 of definition characteristics of human body object; The characteristics of human body's model bank 350 that is used for the described characteristics of human body's object of storage; Be used for creating, revise and delete characteristics of human body's information algorithmic tool library management unit 400 of characteristics of human body's information processing order; The rudimentary algorithm tool storage room 450 that is used for the described characteristics of human body's information processing order of storage; Be used for the operating process of recorder's bulk measurement, generate the anthropological measuring rule template administrative unit 500 of anthropological measuring rule template; The anthropological measuring rule base 550 that is used for the described anthropological measuring rule template of storage; And be used for reading and resolve the 3 D human body grid data, call the anthropological measuring rule template and carry out anthropological measuring, obtain characteristics of human body's information three-dimensional human body grid data and resolve measuring unit 600.
As shown in Figure 1, manikin definition unit 300, characteristics of human body's information algorithmic tool library management unit 400, anthropological measuring rule template administrative unit 500,3 D human body grid data are resolved measuring unit 600 and are connected respectively to man-machine interactive interface 900; Manikin definition unit 300 is connected to described 3 D human body grid database 150 and characteristics of human body's model bank 350, characteristics of human body's information algorithmic tool library management unit 400 is connected to characteristics of human body's model bank 350 and rudimentary algorithm tool storage room 450, anthropological measuring rule template administrative unit 500 is connected to rudimentary algorithm tool storage room 450 and anthropological measuring rule base 550, and the 3 D human body grid data is resolved measuring unit 600 and is connected to 3 D human body grid database 150 and anthropological measuring rule base 550.
Also comprise characteristics of human body's information database 650 for characteristics of human body's information in the technical scheme of 3 D human body modeling able to programme shown in Figure 1 and anthropological measuring system; Characteristics of human body's information database 650 is connected to the 3 D human body grid data and resolves measuring unit 600; In this embodiment, characteristics of human body's information database 650 is also connected to dummy body form Data Management Unit 200, is configured to the three-dimensional virtual human platform based on the characteristics of human body.
Provided by the invention for above-mentioned system 3 D human body modeling able to programme and the control flow of human body measurement method as shown in Figure 2, below in conjunction with drawings and Examples this method step is described in detail.
Step S100:
Obtain each individual 3 D human body grid data by 3 D human body grid data input media 100, store 3 D human body grid database 150 into:
In the present embodiment, 3 D human body grid data input media 100 is spatial digitizers, obtains the three-dimensional triangular mesh model (3D Triangular Mesh) of scanning human body by spatial digitizer.For the spatial digitizer that three dimensional point cloud partly only is provided, can carry out trigonometric ratio (3D Triangulation) to three dimensional point cloud and handle by reverse engineering softwares such as Rapidform, form the 3D grid surface model of body surface.Requirement to the human body grid data that stores 3 D human body grid database 150 into is that data do not have hole, and topological structure is correct, and mesh-density and anthropological measuring posture do not have specific (special) requirements.
Step S200:
From the 3 D human body grid data, extract and define lineup's body characteristics object by man-machine interactive interface, set up the manikin based on the characteristics of human body, be stored into characteristics of human body's model bank.
This step is set up manikin (KeyModel) data structure, and human body model data's structure is used for describing the whole human body model data, is the container of other characteristic informations.In manikin, the corresponding feature object title of everyone body characteristics object, the feature object title is again the index of the feature object of storing, and is not reproducible in name.An embodiment of feature object is the std::map＜std::string that adopts in the C++ java standard library, KeyObject*〉structure, wherein feature object (KeyObject) is represented the base class of all feature objects, other feature objects are all from its derivation, each feature object stores the title of oneself, and this title is consistent with its index name of storing in manikin.
Fig. 5 is the synoptic diagram of characteristics of human body's object and three-dimensional (3 D) manikin structure, and Fig. 6 is the definition synoptic diagram of characteristics of human body's object, three-dimensional (3 D) manikin and 3 D human body grid data, in Fig. 6, label 1 is the feature dough sheet, the 2nd, and unique point, the 3rd, characteristic plane, the 4th, characteristic curve, the 5th, feature grid.
As shown in Figure 5, three-dimensional (3 D) manikin is described as the set of a stack features object, and each feature object has comprised characteristics of human body's information of this object of Name and Description of this object, just describes geometric data or the dimensional data of this object.
Characteristics of human body's object and the example mainly comprise following classification:
Unique point (KeyPoint): be used for describing somatometric unique point, geometric data is the three-dimensional coordinate of point; As breastheight point, (referring to the labels 2 among Fig. 6) such as point of shoulder point and FNP FRONT NECK POINTs.
Feature straight line (KeyLine): be used for describing characteristics of human body's straight line object or consult straight line, geometric data is starting point coordinate and terminal point coordinate.As X, Y, Z coordinate axis place straight line, the straight line of two unique point lines.
Characteristic plane (KeyPlane): be used for to describe the characteristics of human body plane, geometric data is the coordinate of any and the normal vector on plane on the plane.As plane, waistline place, (referring to the labels 3 among Fig. 6) such as planes, BL BUST LINE place.
Characteristic curve (KeyCurve): be used for describing the body surface characteristic curve, geometric data is three Nurbs curves.As take on (referring to the labels 4 among Fig. 6) such as line profile curve, waistline range line profiles.
Feature dough sheet (KeyPatch): the body surface zone that the characteristic curve that is used for describing adjacent three unique points and connect three unique points constitutes.As the breastheight point, point of shoulder point, the body surface zone (referring to the label 1 among Fig. 6) that FNP FRONT NECK POINT constitutes.
Feature grid (KeyMesh): be used for describing three-dimensional grid entity, geometric data is triangle gridding.Feature grid is the subclass of certain individual 3 D human body grid, for example, and torso portion grid, (referring to the labels 5 among Fig. 6) such as arm segment grids.
Pattern measurement size (KeyMeasure): each measurement size that is used for describing human body.As chest measurement, waistline, height, body surface area etc.
Step S300:
Each characteristics of human body's object of corresponding described manikin is created a characteristic commands that is used for setting up, revising or delete described characteristics of human body's information, stores the rudimentary algorithm tool storage room into.
Method of the present invention generates and edits feature object in the manikin by one group of basic tool object, and this group instrument is called by the user, will the prompting user some be set and finishes the parameter that certain feature operation needs.This step is used for each characteristics of human body's object of corresponding described manikin, creates a characteristic commands (Command), and this characteristic commands is used for finishing generation and the modification of dissimilar feature objects.This step stores the characteristic commands of creating into the rudimentary algorithm tool storage room, calls for the user, is used for determining or revising by how much method the geometric data of characteristics of human body's object.
The present invention revises the increase of each feature object, and deletion is all passed through characteristic commands (Command) and finished.By carrying out one or a stack features order, the additions and deletions of finishing feature object change.The characteristic commands object has following characteristics:
Feature identification and the dimensional measurement operation of the execution when 1) the present invention is with anthropological measuring are divided into two classes, the first kind is the systematicness that can correctly repeat on the Different Individual operation that computing machine can accurately be finished, as measure length of curve, 2 distances, 3 angles, region area, plane and grid entity are asked friendship, cut apart operations such as grid entity; Second class is the operation that computing machine can not correctly be handled on Different Individual and determine, this generic operation is the important foundation of anthropological measuring accuracy.Mainly divide two steps during anthropological measuring, the first step is to carry out the identification of characteristics of human body's object and foundation, and this part two generic operation all has; Second step was the measurement of carrying out characteristics of human body's object, and this part is first kind operation substantially.Characteristic commands can allow the user determine some parameters according to the characteristics of applied individuality when carrying out, and introduces second generic operation, puts inaccurate problem thereby solve some computing machine recognition feature.For example, when identification human body waistline planimetric position, because size difference is bigger, computing machine identification usually is inaccurate, this moment can be when carrying out characteristic commands and set up characteristic plane, allows the user remove to select on the human lumbar contour position coordinates of any arbitrarily, determines the waistline planimetric position with this.Realize the operation that can not correctly realize with less manually-operated replacement computer by this method, finish accurately and rapidly three-dimensional body dimension and measure.
2) each characteristic commands is made of input parameter, output and algorithm.Input parameter is divided into defined parameters and execution parameter.The parameter that need provide when the defined feature order is provided defined parameters, generally includes the title of carrying out other feature objects that this order needs, increases the title of feature object in model newly; Execution parameter is the parameter that characteristic commands needs the user to provide when carrying out, and generally includes user's alternative or input value.It is basic platform that one embodiment of the present of invention are to use Rapidform software, realizes each function by the exploitation plug-in unit.In the case, characteristic commands can directly be provided when carrying out by the order realization operation of Rapidform software itself, the parameter that described execution parameter needs the user to provide in the time of can being the order of calling Rapidform software itself.
3) a plurality of characteristic commands combinations can be defined as new characteristic commands.
4) can realize that each characteristic commands finish difference in functionality by programming, and characteristic commands itself can expand unrestrictedly, to realize more specific functions or to be combined to form new function.
Typical characteristic commands is exemplified below table by classification:
The embodiment of the characteristic commands that step S300 sets up comprises following characteristic commands:
A. the generation of feature grid object or modification order:
A1: according to the triangle gridding entity generating feature mesh object of user's selection.
A2: cut apart the feature grid object with characteristic plane.
B. the generation of unique point object or modification order:
B1: according to user's selected element generating feature point object.
B2: to the crossing unique point that obtains of two characteristic curvees.
B3: characteristic curve and characteristic plane intersect the unique point that obtains.
C. the generation of characteristic plane object or modification order:
C1: by the characteristic plane of two coordinate axially parallels of a unique point object and system.
C2: by the definite characteristic plane of three unique point objects.
C3: by a unique point object, and with the feature rectilinear direction characteristic plane that is the planar process vector.
D. the generation of feature straight line object or modification order:
D1: with two unique point objects feature straight line that is starting point and terminal point.
D2: with the initial point of characteristic plane definition and the feature straight line of unit normal vector formation.
E. the generation of characteristic curve object or modification order:
E1: intersect the characteristic curve that obtains with characteristic plane and feature grid.
E2: the characteristic curve object is cut apart.
F. the generation of feature dough sheet object or modification order:
F1: with the zone of three interconnective characteristic curvees formations.
G. the generation of pattern measurement size or modification order:
G1: calculate distance between two unique points, or give directions the coordinate value difference of coordinate.
G2: calculated characteristics length of curve.
G3: calculated characteristics curve convex closure length.
G4: on the calculated characteristics grid, the shortest path length between two unique points.
G5: calculate the angle between three unique points.
G6: calculate the angle between two feature straight lines.
G7: the angle between calculated characteristics straight line and characteristic plane.
Concrete characteristic commands illustrates as follows:
Embodiment 1:
A1: according to the triangle gridding entity generating feature mesh object of user's selection.
Import during establishment:
The title of the feature grid object that generates is as " Mesh_Left_Leg ".
Import during execution:
The 3D grid entity that the user selects.
Calculate or disposal route:
Generate a name and be called input title feature grid object, and with the grid solid data of its selection geometric data as this object.And this feature grid joined in the manikin, then cover already present feature grid as having existed in the model.
Embodiment 2:
A2: cut apart the feature grid object with characteristic plane.
Import during establishment:
1) user selects the feature grid object that will cut apart or the title of importing the feature grid object that will cut apart.
2) after feature grid is cut apart, the title of two feature grid objects that generate up and down in segmentation plane.
Import during execution: do not have
Calculate or disposal route:
1) in manikin, searches the feature grid object that to cut apart.
2) in manikin, search the characteristic plane object of cutting apart usefulness.
3) the 3D grid data in the feature grid object are cut apart, two the 3D grid data up and down of the plane after will cutting apart as geometric data, generate two feature grid entity objects up and down respectively, and join in the manikin.
Embodiment 3:
B1: according to user's selected element generating feature point object.
Import during establishment:
The title of the unique point object that generates is as " Point_BP ".
Import during execution:
The user selects the three-dimensional coordinate of the point of (or input), as (x, y, z).
Calculate or disposal route:
Generate a name and be called input title unique point object, and its coordinate is made as (x, y, z).And this unique point joined in the manikin, then cover already present unique point as having existed in the model.
Embodiment 4:
C3: the order of setting up characteristic plane by unique point.
Input parameter: the unique point object oriented that passes through; The characteristic plane object oriented that generates; The feature straight line title of characteristic plane normal direction.
Output: in KeyModel, generate the new feature plane with the input parameter name.
Algorithm: with unique point object's position coordinate and feature rectilinear direction vector, the geometric data on defined feature plane is namely by point and the vectorial geometrical issues that defines the plane.
Applicating example: set up the chest measurement plane by human body left side breastheight point; Set up human body symmetrical plane etc. by human body BNP point.
Step S400:
The characteristic commands that recording user calls in the described rudimentary algorithm tool storage room is carried out the anthropological measuring process, generates the anthropological measuring rule template, is stored into the anthropological measuring rule base.
This step records the use step in algorithmic tool storehouse by using the rudimentary algorithm tool storage room, finishes definition and the tissue of each feature object, forms the template file that anthropological measuring able to programme and manikin are set up.It is characterized in that:
1) each feature object is defining of the rudimentary algorithm tool storage room set up by execution in step S300.When each characteristic commands instrument of execution, can require the user that input parameter is provided, correctly finish the generation of namely finishing a feature object after parameter is imported.
2) use the execution sequence of each characteristic commands by recording user, realize the generation of template file.Because the parameter difference that each characteristic commands relies on, some characteristic commands need for example be measured the bust size characteristic commands with the feature object set up as initial conditions, must be initial conditions with the chest measurement characteristic curve object of having set up.Therefore the execution of characteristic commands must be carried out in certain sequence, and the effect that different execution sequences produces is different.
3) characteristic commands is divided into two classes, and a class is single characteristic commands, and another kind of is assemblage characteristic order (Group Command), this list type combination as characteristic commands of this category feature order, and its implementation effect is each characteristic commands of carrying out successively in the combination.Therefore, the storage organization of the anthropological measuring template that the recording feature order generates also is an assemblage characteristic order, and its structure as shown in Figure 3.
Fig. 4 is the process flow diagram that generates the step S400 of anthropological measuring rule template in 3 D human body modeling able to programme of the present invention and the human body measurement method, comprises following action:
S410: select a 3 D human body grid data collection to be measured, create and name an anthropological measuring rule template of measuring the blank of corresponding human body grid data;
S420: according to described 3 D human body grid data collection, read or select the human body mesh objects by man-machine interactive interface 900 from the 3 D human body grid database;
S430: according to the selected human body mesh object of step S420, call and carry out corresponding characteristic commands in the described rudimentary algorithm tool storage room, by man-machine interactive interface input feature vector object oriented, determine or modification characteristics of human body information, create also storing characteristics of human body's object of describing described human body mesh object to be measured;
S440: the characteristic commands of calling among the recording step S420 is appended to the anthropological measuring rule template with described characteristic commands;
S450: whether judgement measurement rule template is created and is finished, and finishes if create, and then forwards step S460 to, otherwise returns step S420;
S460: the anthropological measuring rule template that circulation execution in step S420 to S440 is generated is stored into the anthropological measuring rule base, and described anthropological measuring rule template comprises described 3 D human body grid data collection is carried out somatometric characteristic commands sequence.
Step S500:
Call the anthropological measuring rule template and resolve the 3 D human body grid data, from the 3 D human body grid, extract characteristics of human body's information according to the manikin based on the characteristics of human body, generate the anthropometric data based on the characteristics of human body.
Anthropological measuring rule template administrative unit 500 recording users use the process of each characteristic commands in the rudimentary algorithm tool storage room 450, using these characteristic commands to carry out somatometric process record the user gets off, just can generate various anthropological measuring rule templates, set up anthropological measuring rule base 550.By on different 3-D scanning body area network lattice models, call the anthropological measuring rule template in the anthropological measuring rule base then, realize the build size automatic measuring to different human body.An embodiment who generates the anthropological measuring rule template generates the chest measurement measurement module: the embodiment of the characteristic commands of setting up according to above-mentioned steps S300, and the measurement rule of the measurement bust size of generation is: A1-B1-C1-E1-G3, wherein
A1: according to the triangle gridding entity generating feature mesh object (user selects the thorax grid) of user's selection;
B1: according to user's selected element generating feature point object (unique point that the user specifies the chest measurement plane to pass through);
C1: generate the characteristic plane (system generates the chest measurement characteristic plane automatically) by two coordinate axially parallels of a unique point object and system;
E1: intersect the characteristic curve (system determines the chest measurement characteristic curve automatically) that obtains with characteristic plane and feature grid;
G3: calculated characteristics curve convex closure length (system measures bust size automatically).
3 D human body modeling able to programme shown in Figure 2 and the embodiment of human body measurement method also comprise the following step:
Step S600:
To each individual 3 D human body grid data repeating step S500, store the anthropometric data based on the characteristics of human body that obtains into the characteristics of human body information database, make up the dummy body form based on the characteristics of human body.
Be example with above-mentioned chest measurement measurement module, for different 3 D human bodies, the Three Mesh of input is different, and the final chest measurement characteristic curve that generates also is different with the bust size of measuring, thereby realize different human body is used same measurement rule output different measuring size.
In the technique scheme of 3 D human body modeling able to programme of the present invention and human body measurement method, described anthropological measuring rule template can be the macros sequence in Computer Memory Unit; Described anthropological measuring rule base is the macros storehouse in Computer Memory Unit; Described step S440 is the automatic recording user operation process of described 3 D human body modeling able to programme and anthropological measuring system, and the characteristic commands that the user calls is appended to the step of described macros sequence; Described step S460 is that the user passes through the man-machine interactive interface control operation, the automatic macros that generates of system is stored into the step in macros storehouse.
In the technique scheme of 3 D human body modeling able to programme of the present invention and human body measurement method, described 3 D human body grid data is the triangle gridding entity of the body surface shape of description; Described manikin is one group of set of describing characteristics of human body's object of 3 D human body grid feature, and wherein, everyone body characteristics object comprises characteristics of human body's information of this object of feature object Name and Description at least; Described characteristics of human body's object comprises feature grid, unique point, characteristic plane, feature straight line, characteristic curve, feature dough sheet and pattern measurement size; Described characteristics of human body's information is to describe geometric data or the dimensional data of characteristics of human body's object.
In the technique scheme of 3 D human body modeling able to programme of the present invention and human body measurement method, described characteristic commands is one group of instrument or algorithm set of generating and revise characteristics of human body's information according to described manikin, the user calls the characteristic commands that is stored in the rudimentary algorithm tool storage room by man-machine interactive interface, the input feature vector object oriented, identify and set up characteristics of human body's object, determine or revise geometric data or the dimensional data of characteristics of human body's information.
In the technique scheme of 3 D human body modeling able to programme of the present invention and human body measurement method, described measuring method is to set up programmable anthropological measuring rule template in described 3 D human body modeling able to programme and anthropological measuring system, and different 3 D human body grid datas is carried out characteristic commands sequence in the described anthropological measuring rule template; Carry out when measuring rule, for the systematicness that can on Different Individual, correctly the repeat operation that computing machine can accurately be finished, finished automatically by computing machine; Can not on Different Individual, correctly handle and definite operation for computing machine, by man-machine interactive interface guiding user's artificial selection or input, realization realizes that with the operation that less manually-operated replacement computer can not correctly realize three-dimensional body dimension is measured accurately and rapidly.
In sum, 3 D human body modeling able to programme of the present invention and anthropological measuring system and method, the 3D anthropometric scanning data are carried out programmable artificial secondary computer resolve measurement automatically, realized the high efficiency data mining of computer scanning 3 d image data, not only can from the somatic data of scanning, extract characteristics of human body's information that the CAD of Garment designing institute needs, can also set up the dummy body form that comprises characteristics of human body's information and divide by the zone simultaneously, for three-dimensional garment CAD system and other need be based on the industrial designs of characteristics of human body's information, systems such as human engineering provide Back ground Information.
Those of ordinary skill in the art will be appreciated that; above embodiment illustrates technical scheme of the present invention; and be not to be used as limitation of the invention; any variation, modification of the above embodiment being done based on connotation of the present invention all will drop in the protection domain of claim of the present invention.
Claims (10)
1. a 3 D human body modeling able to programme and anthropological measuring system, comprise 3 D human body grid data input media (100), 3 D human body grid database (150), dummy body form Data Management Unit (200) and man-machine interactive interface (900), described 3 D human body grid data input media (100) and dummy body form Data Management Unit (200) are connected to 3 D human body grid database (150), it is characterized in that described 3 D human body modeling able to programme and anthropological measuring system also comprise:
Manikin definition unit (300) is used for reading the 3 D human body grid data, analyst's body characteristics information, definition characteristics of human body object;
Characteristics of human body's model bank (350) is used for the described characteristics of human body's object of storage;
Characteristics of human body's information algorithmic tool library management unit (400) is used for creating, revises and deletion characteristics of human body information processing order;
Rudimentary algorithm tool storage room (450) is used for the described characteristics of human body's information processing order of storage;
Anthropological measuring rule template administrative unit (500) is used for the operating process of recorder's bulk measurement, generates the anthropological measuring rule template;
Anthropological measuring rule base (550) is used for the described anthropological measuring rule template of storage;
The 3 D human body grid data is resolved measuring unit (600), is used for reading and resolve the 3 D human body grid data, calls the anthropological measuring rule template and carries out anthropological measuring, obtains characteristics of human body's information;
Described manikin definition unit (300), characteristics of human body's information algorithmic tool library management unit (400), anthropological measuring rule template administrative unit (500), 3 D human body grid data are resolved measuring unit (600) and are connected respectively to man-machine interactive interface (900);
Described manikin definition unit (300) is connected to described 3 D human body grid database (150) and characteristics of human body's model bank (350), described characteristics of human body's information algorithmic tool library management unit (400) is connected to characteristics of human body's model bank (350) and rudimentary algorithm tool storage room (450), described anthropological measuring rule template administrative unit (500) is connected to described rudimentary algorithm tool storage room (450) and anthropological measuring rule base (550), and described 3 D human body grid data is resolved measuring unit (600) and is connected to 3 D human body grid database (150) and anthropological measuring rule base (550).
2. 3 D human body modeling able to programme according to claim 1 and anthropological measuring system is characterized in that described 3 D human body modeling able to programme and anthropological measuring system also comprise the characteristics of human body's information database (650) for storage characteristics of human body information; Described characteristics of human body's information database (650) is connected to described 3 D human body grid data and resolves measuring unit (600).
3. 3 D human body modeling able to programme according to claim 2 and anthropological measuring system, it is characterized in that described characteristics of human body's information database (650) is connected to described dummy body form Data Management Unit (200), is configured to the three-dimensional virtual human platform based on the characteristics of human body.
4. a 3 D human body modeling able to programme and human body measurement method are used for the described 3 D human body modeling able to programme of claim 1 and anthropological measuring system, it is characterized in that described measuring method comprises following steps at least:
S100: obtain each individual 3 D human body grid data by 3 D human body grid data input media, store the 3 D human body grid database into;
S200: from the 3 D human body grid data, extract and define lineup's body characteristics object by man-machine interactive interface, set up the manikin based on the characteristics of human body, be stored into characteristics of human body's model bank;
S300: each characteristics of human body's object of corresponding described manikin, create a characteristic commands that is used for setting up, revising or delete described characteristics of human body's information, store the rudimentary algorithm tool storage room into;
S400: the characteristic commands that recording user calls in the described rudimentary algorithm tool storage room is carried out the anthropological measuring process, generates the anthropological measuring rule template, is stored into the anthropological measuring rule base;
S500: call the anthropological measuring rule template and resolve the 3 D human body grid data, from the 3 D human body grid, extract characteristics of human body's information according to the manikin based on the characteristics of human body, generate the anthropometric data based on the characteristics of human body.
5. 3 D human body modeling able to programme according to claim 4 and human body measurement method is characterized in that described measuring method also comprises the following step:
S600: to each individual 3 D human body grid data repeating step S500, store the anthropometric data based on the characteristics of human body that obtains into the characteristics of human body information database, make up the dummy body form based on the characteristics of human body.
6. 3 D human body modeling able to programme according to claim 4 and human body measurement method is characterized in that described step S400 comprises following action:
S410: select a 3 D human body grid data collection to be measured, create the anthropological measuring rule template of corresponding blank;
S420: according to described 3 D human body grid data collection, read or select the human body mesh object by man-machine interactive interface from the 3 D human body grid database;
S430: according to the selected human body mesh object of step S420, call and carry out corresponding characteristic commands in the described rudimentary algorithm tool storage room, by man-machine interactive interface input feature vector object oriented, determine or modification characteristics of human body information, create also storing characteristics of human body's object of describing described human body mesh object to be measured;
S440: the characteristic commands of calling among the recording step S420 is appended to the anthropological measuring rule template with described characteristic commands;
S450: whether judgement measurement rule template is created and is finished, and finishes if create, and then forwards step S460 to, otherwise returns step S420;
S460: the anthropological measuring rule template that circulation execution in step S420 to S440 is generated is stored into the anthropological measuring rule base, and described anthropological measuring rule template comprises described 3 D human body grid data collection is carried out somatometric characteristic commands sequence.
7. 3 D human body modeling able to programme according to claim 6 and human body measurement method is characterized in that described anthropological measuring rule template is the macros sequence in Computer Memory Unit; Described anthropological measuring rule base is the macros storehouse in Computer Memory Unit; Described step S440 is the automatic recording user operation process of described 3 D human body modeling able to programme and anthropological measuring system, and the characteristic commands that the user calls is appended to the step of described macros sequence; Described step S460 is that the user passes through the man-machine interactive interface control operation, the automatic macros that generates of system is stored into the step in macros storehouse.
8. according to the described 3 D human body modeling able to programme of each claim of claim 4～7 and human body measurement method, it is characterized in that described 3 D human body grid data is the triangle gridding entity of the body surface shape of description; Described manikin is one group of set of describing characteristics of human body's object of 3 D human body grid feature, and wherein, everyone body characteristics object comprises characteristics of human body's information of this object of feature object Name and Description at least; Described characteristics of human body's object comprises feature grid, unique point, characteristic plane, feature straight line, characteristic curve, feature dough sheet and pattern measurement size; Described characteristics of human body's information is to describe geometric data or the dimensional data of characteristics of human body's object.
9. according to the described 3 D human body modeling able to programme of each claim of claim 4～7 and human body measurement method, it is characterized in that described characteristic commands is one group of instrument or algorithm set that generates and revise characteristics of human body's information according to described manikin, the user calls the characteristic commands that is stored in the rudimentary algorithm tool storage room by man-machine interactive interface, the input feature vector object oriented, identify and set up characteristics of human body's object, determine or revise geometric data or the dimensional data of characteristics of human body's information.
10. according to the described 3 D human body modeling able to programme of each claim of claim 4～7 and human body measurement method, it is characterized in that described measuring method is to set up programmable anthropological measuring rule template in described 3 D human body modeling able to programme and anthropological measuring system, and different 3 D human body grid datas is carried out characteristic commands sequence in the described anthropological measuring rule template; Carry out when measuring rule, for the systematicness that can on Different Individual, correctly the repeat operation that computing machine can accurately be finished, finished automatically by computing machine; Can not on Different Individual, correctly handle and definite operation for computing machine, by man-machine interactive interface guiding user's artificial selection or input, realization realizes that with the operation that less manually-operated replacement computer can not correctly realize three-dimensional body dimension is measured accurately and rapidly.
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| CN102945530A (en) * | 2012-10-18 | 2013-02-27 | 贵州宝森科技有限公司 | 3D intelligent apparel fitting system and method |
| CN103942827A (en) * | 2013-01-22 | 2014-07-23 | 林凤飞 | Three-dimensional dynamic visual hair planting design method |
| ITTO20130634A1 (en) * | 2013-07-26 | 2015-01-27 | Eva S R L | METHOD FOR DETERMINING AN INDEX OF WEAR OF A CLOTHING ON THE BASIS OF AN ANTHROPOMETRIC DATA OF A USER, AND RELATED TO THE DEVICE AND SYSTEM |
| CN106690617A (en) * | 2015-11-17 | 2017-05-24 | 北京三件客科技有限公司 | 3D model figure measuring system and shirt personalized customization 3D model figure measuring system |
| CN106934688B (en) * | 2017-02-20 | 2021-01-29 | 宁波大学 | Garment processing method based on 3D posture parameter extraction |
| CN107041585A (en) * | 2017-03-07 | 2017-08-15 | 上海优裁信息技术有限公司 | The measuring method of human dimension |
| WO2018170609A1 (en) | 2017-03-24 | 2018-09-27 | Sublime Technology Sagl | System and method for estimating dimensions of parts of a human body |
| CN107398900A (en) * | 2017-05-27 | 2017-11-28 | 芜湖星途机器人科技有限公司 | Active system for tracking after robot identification human body |
| CN108053482A (en) * | 2018-02-05 | 2018-05-18 | 喻强 | A kind of human body 3D modeling method based on mobile phone scanning |
| CN110189326A (en) * | 2019-04-09 | 2019-08-30 | 广东元一科技实业有限公司 | A kind of somatic data measuring system and its measurement method based on two dimensional image |
| CN110473248A (en) * | 2019-08-16 | 2019-11-19 | 上海索倍信息科技有限公司 | A kind of measurement method using picture construction human 3d model |
| CN111460613A (en) * | 2020-03-03 | 2020-07-28 | 温州大学 | Measuring and cutting integrated design method for shirt collar |
| CN111914387A (en) * | 2020-06-03 | 2020-11-10 | 西安理工大学 | Parameterized-design-based 3D printing manicure model and construction method thereof |
| CN112132963A (en) * | 2020-10-27 | 2020-12-25 | 苏州光魔方智能数字科技有限公司 | VirtualStar system intelligent interaction platform |
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| FR2808908A1 (en) * | 2000-05-12 | 2001-11-16 | Tpc Internat | Method for three-dimensional digital designing of a garment so that it can be seen how well a garment will fit on a virtual mannequin or dummy without repetitive fitting stages |
| ES2211357B1 (en) * | 2002-12-31 | 2005-10-16 | Reyes Infografica, S.L. | METHOD ASSISTED BY COMPUTER TO DESIGN CLOTHING. |
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