CN109978758A - A kind of three-dimensional modeling method based on computer graphic image - Google Patents
A kind of three-dimensional modeling method based on computer graphic image Download PDFInfo
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- CN109978758A CN109978758A CN201910229213.4A CN201910229213A CN109978758A CN 109978758 A CN109978758 A CN 109978758A CN 201910229213 A CN201910229213 A CN 201910229213A CN 109978758 A CN109978758 A CN 109978758A
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Abstract
The invention discloses a kind of three-dimensional modeling method based on computer graphic image, the instrument of the measurements of the chest, waist and hips modeling includes camera, computer, instrument of taking photo by plane, ultrasonic scanner;A kind of three-dimensional modeling method based on computer graphic image comprising the steps of: taken pictures with camera to needing the object of three-dimensional modeling to carry out multi-angle step 1: choosing 7-10 staff.The three-dimensional modeling method based on computer graphic image, information collection is carried out to the object for needing three-dimensional modeling by multiple staff, and once photo taking is carried out to object every 40 degree, guarantee to find in adjacent photo wait model the same feature on object, obtained picture is subjected to processing and the coordinate by calculating X-Y scheme by computer and with the data closing ultrasonic scanner and being needed, being used cooperatively to three-dimensional modeling object vertical view diagram data with data before for instrument shooting of taking photo by plane is obtained into the 3-D graphic of object again, so that the precision of the three-dimensional modeling method is higher.
Description
Technical field
The present invention relates to technical field of image processing, specially a kind of three-dimensional modeling side based on computer graphic image
Method.
Background technique
Threedimensional model is the Polygons Representation of object, and logical conventional computer or other video equipments are shown, is shown
Object can be the entity of real world, be also possible to imaginary object, thing existing for any physics nature is ok
It is indicated with threedimensional model.
It needs first to be collected the shape of object and certain features before carrying out three-dimensional modeling operation to an object,
It recycles computer software to carry out processing operation to the information that is collected into and these information is converted to threedimensional model, but existing three
Dimension modeling method during use due to being acquired to characteristics of image during make a fault and lead to three finally drawn
There are errors with material object for dimension module, thus it is proposed that a kind of three-dimensional modeling method based on computer graphic image.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of three-dimensional modeling method based on computer graphic image,
Solve existing three-dimensional modeling method during use due to being acquired to characteristics of image during make a fault and lead
The threedimensional model finally drawn and material object is caused to there are problems that error.
To achieve the above object, the invention provides the following technical scheme: a kind of three-dimensional based on computer graphic image is built
The instrument of mould method, the measurements of the chest, waist and hips modeling includes camera, computer, instrument of taking photo by plane, ultrasonic scanner;
A kind of three-dimensional modeling method based on computer graphic image comprising the steps of:
It is taken pictures with camera to needing the object of three-dimensional modeling to carry out multi-angle step 1: choosing 7-10 staff, general
Filmed photo is transferred in computer;
Step 2: needing the top view of three-dimensional modeling object using instrument shooting of taking photo by plane;
Step 3: the number for being scanned using ultrasonic scanner to the object for needing three-dimensional modeling, and scanning being obtained
According to being transferred in computer;
Step 4: carrying out corresponding analysis using picture of the computer to the different angle that staff in the first step shoots
Processing, the picture that the same staff shoots is connected together to obtain 360 degree of panoramic pictures of object;
Step 5: it is 360 degree of panoramic pictures that the picture that computer shoots different operating personnel, which is handled, and will be all
Panoramic pictures, which compare, is taken out the picture for being best suitable for the original;
Step 6: the picture obtained in previous step to be resolved into four kinds of views for needing three-dimensional modeling object;
Step 7: the four kinds of views obtained in the 6th step are fabricated to X-Y scheme by staff in proportion in a computer
Shape, and the object top view for instrument shooting of taking photo by plane is fabricated to X-Y scheme in proportion;
Step 8: point different in obtained X-Y scheme, line segment, face and other features are carried out using computer
Label, and establish corresponding two-dimensional coordinate system;
Step 9: two-dimensional coordinate system obtained in the 8th step is embodied in corresponding three-dimensional coordinate by computer
Come, and the Comparative result scanned with ultrasonic scanner;
Step 10: the three-dimensional coordinate obtained in the 9th step is fabricated to threedimensional model using computer software.
Preferably, each staff needs to take pictures to the object for needing measurements of the chest, waist and hips to model every 40 degree, and everyone claps
According to starting point be all different.
Preferably, four kinds of views for needing three-dimensional modeling object are respectively front view, left view, right view and backsight
Figure.
Preferably, the ratio of X-Y scheme is 1:3 on picture and computer.
Preferably, it needs to sit two dimension during corresponding three-dimensional coordinate point being obtained by calculation in two-dimensional coordinate point
Punctuate corresponds to each other calculating, and computer software used in the process with the figure that instrument shooting picture obtains after processing of taking photo by plane
For MATLAB.
Preferably, three-dimensional coordinate point is depicted as computer software used in threedimensional model is UG.
Beneficial effects of the present invention are as follows:
The three-dimensional modeling method based on computer graphic image, by multiple staff to the object for needing three-dimensional modeling
Body carries out information collection, and carries out once photo taking to object every 40 degree, guarantees to find in adjacent photo wait model
The same feature on object, by computer by obtained picture carry out processing and by calculate X-Y scheme coordinate and
Diagram data is overlooked therewith to three-dimensional modeling object with the data closing ultrasonic scanner and being needed, then by instrument shooting of taking photo by plane
Preceding data are with the use of the 3-D graphic of object is obtained, so that the precision of the three-dimensional modeling method is higher.
Specific embodiment
Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution: a kind of three-dimensional modeling method based on computer graphic image, measurements of the chest, waist and hips modeling
Instrument include camera, computer, instrument of taking photo by plane, ultrasonic scanner;
A kind of three-dimensional modeling method based on computer graphic image comprising the steps of:
It is taken pictures with camera to needing the object of three-dimensional modeling to carry out multi-angle step 1: choosing 7-10 staff, general
Filmed photo is transferred in computer, and each staff needs to clap the object for needing measurements of the chest, waist and hips to model every 40 degree
According to, and the starting point that everyone takes pictures is all different, and guarantees to find in adjacent photo same on object wait model
Feature is acquired the image of the same object by the way that multiple staff are arranged, so that the threedimensional model finally made
Error is minimum;
Step 2: needing the top view of three-dimensional modeling object using instrument shooting of taking photo by plane;
Step 3: the number for being scanned using ultrasonic scanner to the object for needing three-dimensional modeling, and scanning being obtained
According to being transferred in computer;
Step 4: carrying out corresponding analysis using picture of the computer to the different angle that staff in the first step shoots
Processing, the picture that the same staff shoots is connected together to obtain 360 degree of panoramic pictures of object;
Step 5: it is 360 degree of panoramic pictures that the picture that computer shoots different operating personnel, which is handled, and will be all
Panoramic pictures, which compare, is taken out the picture for being best suitable for the original;
Step 6: the picture obtained in previous step to be resolved into four kinds of views for needing three-dimensional modeling object, three are needed
Four kinds of views of dimension modeling object are respectively front view, left view, right view and rearview, facilitate staff for picture
It is fabricated to two-dimensional figure on computers;
Step 7: the four kinds of views obtained in the 6th step are fabricated to X-Y scheme by staff in proportion in a computer
Shape, and the object top view for instrument shooting of taking photo by plane is fabricated to X-Y scheme in proportion, the ratio of X-Y scheme on picture and computer
Example is 1:3;
Step 8: point different in obtained X-Y scheme, line segment, face and other features are carried out using computer
Label, and establish corresponding two-dimensional coordinate system;
Step 9: two-dimensional coordinate system obtained in the 8th step is embodied in corresponding three-dimensional coordinate by computer
Come, and the Comparative result scanned with ultrasonic scanner, corresponding three-dimensional seat is obtained by calculation in two-dimensional coordinate point
It needs two-dimensional coordinate point corresponding to each other calculating with the figure that instrument shooting picture obtains after processing of taking photo by plane during punctuate, and
Computer software used in the process is MATLAB, by instrument shooting of taking photo by plane to three-dimensional modeling object vertical view diagram data and before
Data with the use of obtaining the 3-D graphic of object so that the precision of the three-dimensional modeling method is higher;
Step 10: the three-dimensional coordinate obtained in the 9th step is fabricated to threedimensional model using computer software, three-dimensional is sat
It is UG that punctuate, which is depicted as computer software used in threedimensional model,.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of three-dimensional modeling method based on computer graphic image, it is characterised in that: the instrument of measurements of the chest, waist and hips modeling includes
Camera, computer, instrument of taking photo by plane, ultrasonic scanner;
A kind of three-dimensional modeling method based on computer graphic image comprising the steps of:
It is taken pictures, will be shot to being needed the object of three-dimensional modeling to carry out multi-angle with camera step 1: choosing 7-10 staff
Good photo is transferred in computer;
Step 2: needing the top view of three-dimensional modeling object using instrument shooting of taking photo by plane;
Step 3: the data for being scanned using ultrasonic scanner to the object for needing three-dimensional modeling, and scanning being obtained are passed
It is defeated into computer;
Step 4: being carried out at corresponding analysis using picture of the computer to the different angle that staff in the first step shoots
Reason, the picture that the same staff shoots is connected together to obtain 360 degree of panoramic pictures of object;
Step 5: the picture that computer shoots different operating personnel is handled as 360 degree of panoramic pictures, and by all panoramas
Picture, which compares, is taken out the picture for being best suitable for the original;
Step 6: the picture obtained in previous step to be resolved into four kinds of views for needing three-dimensional modeling object;
Step 7: the four kinds of views obtained in the 6th step are fabricated to X-Y scheme by staff in proportion in a computer, and
And the object top view for instrument shooting of taking photo by plane is fabricated to X-Y scheme in proportion;
Step 8: point different in obtained X-Y scheme, line segment, face and other features are marked using computer
Note, and establish corresponding two-dimensional coordinate system;
Step 9: two-dimensional coordinate system obtained in the 8th step is embodied in corresponding three-dimensional coordinate by computer,
And the Comparative result scanned with ultrasonic scanner;
Step 10: the three-dimensional coordinate obtained in the 9th step is fabricated to threedimensional model using computer software.
2. a kind of three-dimensional modeling method based on computer graphic image according to claim 1, it is characterised in that: each
Staff needs to take pictures to the object for needing measurements of the chest, waist and hips to model every 40 degree, and the starting point that everyone takes pictures is all different.
3. a kind of three-dimensional modeling method based on computer graphic image according to claim 1, it is characterised in that: described
Four kinds of views for needing three-dimensional modeling object are respectively front view, left view, right view and rearview.
4. a kind of three-dimensional modeling method based on computer graphic image according to claim 1, it is characterised in that: picture
Ratio with X-Y scheme on computer is 1:3.
5. a kind of three-dimensional modeling method based on computer graphic image according to claim 1, it is characterised in that: by two
Dimension coordinate points are needed during corresponding three-dimensional coordinate point is obtained by calculation by two-dimensional coordinate point and instrument shooting figure of taking photo by plane
The figure that piece obtains after processing, which corresponds to each other, to be calculated, and computer software used in the process is MATLAB.
6. a kind of three-dimensional modeling method based on computer graphic image according to claim 1, it is characterised in that: by three
It is UG that dimension coordinate points, which are depicted as computer software used in threedimensional model,.
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