CN108186300B - A kind of method that view-based access control model stereoscopic principal production sight protection is drawn - Google Patents
A kind of method that view-based access control model stereoscopic principal production sight protection is drawn Download PDFInfo
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Abstract
A kind of method that view-based access control model stereoscopic principal production sight protection is drawn, it is exactly the design principle drawn according to visual stereoscopic, in the production process, the vision restoration theory of world-renowned physician William Bates is dissolved into the manufacturing process of product, designed production sight protection is drawn.Its product can fast quick-recovery eye muscle group vigor, alleviate the symptoms such as dry, the puckery, asthenopia of eye of eye rapidly；Adhere to seeing daily several times for a long time, it can effective pre- myopia prevention and control myopia.
Description
Technical field
The invention belongs to health care equipment fields, and specifically a kind of view-based access control model stereoscopic principal makes sight protection
The method of picture.
Background technique
Currently, very much " visual stereoscopic pictures " can be found on the internet, according to the method that viewing visual stereoscopic is drawn, then may be used
To see a three-dimensional scene.
According to the vision restoration theory and method of world-renowned scientist William Bates: a target will be nearby set up,
A target is set up at a distance, a target is set up in intermediate somewhere, first focuses sight in target on hand, in a moment again
Sight is focused in the target of middle, sight is focused again in a moment in target at a distance, sees middle again in a moment,
It sees again nearby, repeatedly in a moment, it will be able to which the vigor for enhancing all ocular tissues such as eye muscle group is adhered to for a long time, it will be able to
Prevention and control myopia.
Current to lack a kind of above-mentioned principle of combination in the prior art, the health care that can prevent and control myopia, which is drawn, to be produced
Product.
Summary of the invention
Goal of the invention: the design principle that the object of the invention is to be drawn according to visual stereoscopic, in the production process, by the world
The vision restoration theory of famous physician William Bates is dissolved into the manufacturing process of product, and designed production sight protection is drawn.
Technical solution:
A kind of method that view-based access control model stereoscopic principal production sight protection is drawn, this method comprises the following steps:
(1) three regions: the region RL, the region RS, the region RO are divided on dimensional printing goods；
Above-mentioned each region is a closed region, cannot be made of multiple zonules；RS can only be adjacent with RO
It connects, RL can only be adjacent with RO, and RL and RS is non-conterminous to be connect；Three regions are stitched together, and constitute complete picture；
The RL is opening amount region scattered greatly, wherein the value range of each pixel degree of scattering d value is all at [s-dx, s+dx]
In range；
The RS be small scattered opening amount region, wherein the value range of each pixel degree of scattering d value all (0, dx1] range
It is interior；
The RO is the transitional region among RL and RS；
It is above-mentioned:
S: pupil spacing；
The region dx:RL degree of scattering disturbance quantity；
The region dx1:RS degree of scattering disturbance quantity；
D: degree of scattering is located on picture, certain point [x, y], it is assumed that the color value RGB (r, g, b) of [x-d/2, y] point is C
(x-d/2,y)；Assuming that being C (x+d/2, y) in the color value RGB (r, g, b) of [x+d/2, y] point, and there is following relationship:
C (x-d/2, y)=C (x+d/2, y)
And meet: when (x-d/2, y) becomes the left blinkpunkt that the visual stereoscopic is drawn, (x+d/2, y) is to be corresponding to it
Right blinkpunkt, then: visual stereoscopic picture in, d be referred to as [x, y] put degree of scattering, be denoted as d (x, y)；
(2) degree of the scattering limitation in follow procedures (1) prints RL, in the region RS according to the production method that visual stereoscopic is drawn
Visual stereoscopic draw；
(3) following principle is followed, according to the production method that visual stereoscopic is drawn, the visual stereoscopic in the printing region R0 is drawn:
Assuming that [x1, y1] point on the edge RO and [xa, the ya] on the edge RS are consecutive points, then: d (xa, ya) and d (x1,
Y1) difference is less than 20mm；
Assuming that [xn, yn] point on the edge RO and [xb, the yb] on the edge RL are consecutive points, then: d (xb, yb) and d (xn,
Yn) difference is less than 20mm；
In the region RO, if connecting straight line between [x1, y1] and [xn, yn] two o'clock, if from straight line one end [x1, y1]
To the other end [xn, yn], the point that straight line successively passes by is:
[x1, y1], [x2, y2] ... [xn, yn],
The degree of scattering of these points is d (x1, y1) respectively, d (x2, y2) ..., d (xn, yn), then these points meet following pass
It is formula:
D (x1, y1)≤d (x2, y2)≤d (x3, y3) ...≤d (xn, yn)
If in above-mentioned relation formula, there are following inequality relations for certain point:
D (x (i-1), y (i-1)) < d (xi, yi) (1 < i≤n)
Then difference d (xi, yi)-d (x (i-1), y (i-1)) is less than 20mm；
When using the picture with effect of quivering, following relationship is allowed to set up:
d(x(i-1),y(i-1))>d(xi,yi)
At this point, the difference of d (x (i-1), y (i-1))-d (xi, yi) is less than 20mm；And in the entire region RO, in satisfaction
The region of relational expression is stated less than 5%.
The method that the view-based access control model stereoscopic principal production sight protection is drawn, preferably: the pupil distance s value is
61mm。
The method that the view-based access control model stereoscopic principal production sight protection is drawn, preferably: the dx value is limited to 15mm
Within.
The method that the view-based access control model stereoscopic principal production sight protection is drawn, preferably: the dx1 value is limited to 20mm
Within.
The method that the described view-based access control model stereoscopic principal production sight protection is drawn, preferably: the region RL, the region RS,
The division mode in the region RO are as follows:
Make line of demarcation with disjoint two straight lines, picture is divided into upper, middle, and lower part, lower part is divided into RS, upper part
For RL, middle section RO；Or top sets up separately and is set to RS, lower part, which is set up separately, is set to RL；Line of demarcation is not practical on picture to be shown
Come；
Or make line of demarcation with disjoint two straight lines, picture is divided into left, center, right three parts, left part is divided into RS, right part
It is divided into RL, middle section RO；Or right half is set as RS, left half is set as RL；Line of demarcation not practical display on picture
Out；
As the two lines in line of demarcation, it is also possible to two disjoint curves.
The method that the view-based access control model stereoscopic principal production sight protection is drawn, preferably: in the region RS, RL, Mei Gequ
Domain will at least cover the square region of 200mm*200mm.
The method that the view-based access control model stereoscopic principal production sight protection is drawn, preferably: any point in the region RS,
To any point in the region RL, the linear distance between two o'clock is not less than 200mm.
The method that the view-based access control model stereoscopic principal production sight protection is drawn, preferably: if drawn according to upper, middle and lower
Divide three regions, then the height of picture is not less than 600mm；If dividing three regions, the width of picture according to left, center, right
Not less than 600mm.
The method that the view-based access control model stereoscopic principal production sight protection is drawn, preferably: d (xa, ya) and d (x1, y1)
Difference be less than 20mm；The difference of d (xb, yb) and d (xn, yn) are less than 20mm.
The method that the view-based access control model stereoscopic principal production sight protection is drawn, preferably: the effect of quivering refers specifically to
The bird to fly up on meadow, the branches and leaves on fish or tree jumped up on the water surface.
Advantage and effect:
The designed sight protection out of this method is drawn, and allows busy people in the gap of study and work, according to specification
Method sees that a few minutes sight protection is drawn, as stood on expanse of open country, repeatedly by as far as close, appreciation the Nature beautiful scenery, pleased
While happy body and mind, can fast quick-recovery eye muscle group vigor, alleviate the symptoms such as dry, the puckery, asthenopia of eye of eye rapidly；It is long-term hard
It holds and sees several times daily, it can effective pre- myopia prevention and control myopia.
Specific embodiment:
Term is explained first:
D: degree of scattering is located on picture, certain point [x, y], it is assumed that [x-d/2, y] point RGB color value be C (x-d/2,
y)；Assuming that the RGB color value in [x+d/2, y] point is C (x+d/2, y), and there is following relationship:
C (x-d/2, y)=C (x+d/2, y)
Also, when people watch visual stereoscopic and draw, as (x-d/2, y) on left eye plane of fixation, what right eye was watched attentively
Corresponding points are precisely (x+d/2, y), then: in visual stereoscopic picture, d is referred to as the degree of scattering of [x, y] point, is denoted as d (x, y).
Setting d is greater than 0 herein.
S: pupil spacing, i.e. the distance between two eye pupil centers of ordinary people, majority are 60-62mm, are taken herein more
The average value of number people, sets the value of s as 61mm.
RL: opening amount region is dissipated greatly, also referred to as " distant view region ".If every bit scatters in some region of picture
The value range of d is spent all in [s-dx, s+dx] range, then the region is referred to as opening amount region scattered greatly.Wherein:
Dx: being a numeric constant.The referred to as region RL degree of scattering disturbance quantity.Dx is generally defined within 15mm, special to set
Timing can suitably increase a bit.
RS: small scattered opening amount region, also referred to as " close shot region ".If every bit scatters in some region of picture
Spend d all (0, dx1] in range, then the region is referred to as small scattered opening amount region.Wherein:
Dx1: being a numeric constant, referred to as the region RS degree of scattering disturbance quantity.It is generally defined within 20mm, special designing
When can suitably increase a bit.
RO: smooth transition region, also referred to as " distant view close shot smooth transition region ".A part of boundary in the region is adjacent with RL
It connects, a part of boundary and RS are adjacent.
The design method that sight protection is drawn:
It 1, is three regions: the region RL, the region RS, the region RO by entire picture design.Typical division methods are as follows:
Make line of demarcation with disjoint two straight lines, picture is divided into upper, middle, and lower part, lower part is divided into RS, upper part
For RL, middle section RO；Or top sets up separately and is set to RS, lower part, which is set up separately, is set to RL；Line of demarcation is not practical on picture to be shown
Come；
Alternatively, making line of demarcation with disjoint two straight lines, picture is divided into left, center, right three parts, left part is divided into RS,
Right part is divided into RL, middle section RO；Or right half is set as RS, left half is set as RL；Line of demarcation is not practical on picture
It shows；
In actual design, above-mentioned boundary line is also possible to simple curve, but must satisfy following condition:
(1) each region is complete a part, cannot be made of multiple mutually non-conterminous zonules；
(2) three entire pictures of region overlay.
(3) RS can only be adjacent with RO, and RL can only be adjacent with RO, and RL and RS is non-conterminous to be connect.
(4) in the region RS, RL, each region generally will at least contain the square region of one piece of 200mm*200mm of lid.
(5) for any point in the region RS, to any point in the region RL, the linear distance between two o'clock is general
Not less than 200mm.
Typical case divides example, and line of demarcation is two parallel lines, picture is divided into upper, middle, and lower part: 1/ under picture
3 parts are RS, and 1/3 part is RL on picture, and 1/3 part is RO among picture.According to it is such it is assumed that the height of picture generally not
Less than 600mm.
2, the design in the region RS, RL follows strictly the limitation of RS, RL to the degree of scattering of every bit in region, according to vision
The design method of relief painting, the visual stereoscopic designed in whole region are drawn.
3, the design in the region RO.RO is designed in accordance with 3 principles:
(1) assume [x1, y1] point on the edge RO and [xa, the ya] on the edge RS be consecutive points, then have relational expression:
D (xa, ya)=d (x1, y1)
When special designing, d (xa, ya) can be slightly different from d (x1, y1)；But the necessary very little of the numerical value of difference, it is general small
In 20mm.
(2) assume [xn, yn] point on the edge RO and [xb, the yb] on the edge RL be consecutive points, then have relational expression:
D (xb, yb)=d (xn, yn)
When special designing, d (xb, yb) can be slightly different from d (xn, yn)；But the necessary very little of the numerical value of difference, it is general small
In 20mm.
(3) in the region RO, if straight line can be linked between [x1, y1] and [xn, yn] two o'clock, if from straight line one
[x1, y1] is held to arrive the other end [xn, yn], the point that straight line successively passes by is:
[x1, y1], [x2, y2] ... [xn, yn],
The sighting distance of these points is d (x1, y1) respectively, d (x2, y2) ..., d (xn, yn).Then curve meets following relationship:
D (x1, y1)≤d (x2, y2)≤d (x3, y3) ...≤d (xn, yn)
If in above-mentioned relation formula, certain point is not equal to relationship there are following
D (x (i-1), y (i-1)) < d (xi, yi) (1 < i≤n)
The then necessary very little of difference d (xi, yi)-d (x (i-1), y (i-1)), generally less than 20mm；
In order to design the picture of special-effect, permission following relationship is set up:
d(x(i-1),y(i-1))>d(xi,yi)
At this point, the necessary very little of the difference of d (x (i-1), y (i-1))-d (xi, yi), generally less than 20mm；Also, entire
The region RO, the region for meeting above-mentioned relation formula are usually no more than 5%.
The picture of the special-effect refers to that is printed has the scene for effect of quivering, and refers specifically to fly on meadow
The bird risen, the fish primered, the branches and leaves etc. on tree.
Above-mentioned 3 principles are followed strictly, according to the design method that visual stereoscopic is drawn, the vision designed in the entire region RO is vertical
Body is drawn.
It is assumed that RS is 30% part under picture, RL is upper the 30% of picture, and centre is the region RO.Then following above-mentioned three
Under the premise of principle, the part RO designed, after regarding stereoscopic effect as, when sight is gradually moved up from the lower end RO, it is seen that
Be the hillside climbed upwards that is smoother, gradually far going.
4, the application method that sight protection is drawn.30% part under using RS as picture, RL are upper the 30% of picture, and centre is RO
For the design pattern in region, it is illustrated.
(1) height of picture: the middle of the high alignment picture of the view for the person that sees picture is hung；
(2) picture is seen at 700mm -900mm immediately ahead of the picture.
(3) with the method for seeing that visual stereoscopic is drawn, the region RS is watched, until finding out that visual stereoscopic draws effect；
(4) it appreciates seen in the region RS stereo-picture several seconds；
(5) under the leading and lead of transitional region RO, sight is moved up at leisure, until being moved to the region RL；
(6) it appreciates seen in the region RL stereo-picture several seconds；
(7) under the guidance of transitional region RO, sight is moved down at leisure, until being moved to the region RS；
(8) step (4), (5), (6), (7) are repeated；Several minutes of viewing every time, for several times daily.
5, purposes.
According to the vision restoration theory and method of world-renowned scientist William Bates: a target will be nearby set up,
A target is set up in middle, sets up a target at a distance, first focuses sight in target on hand, again will in a moment
Sight focuses in the target of middle, in a moment again focuses sight in target at a distance, sees middle, piece again in a moment
It is seen again nearby, repeatedly after quarter, it will be able to which the vigor for enhancing all ocular tissues such as eye muscle group is adhered to for a long time, it will be able to pre-
Anti- and control myopia.
Corresponding from training effect, in sight protection picture, the corresponding region RS is exactly the target nearby established, the area RL
Domain is exactly the target established at a distance, moves up and down the process that sight sees picture repeatedly, is exactly equivalent to sight in far and near target
The process focused repeatedly.
Claims (9)
1. a kind of method that view-based access control model stereoscopic principal production sight protection is drawn, it is characterised in that:
This method comprises the following steps:
(1) three regions: the region RL, the region RS, the region RO are divided on dimensional printing goods；
Above-mentioned each region is a closed region, cannot be made of multiple zonules；RS can only be adjacent with RO, RL
Can only be adjacent with RO, RL and RS is non-conterminous to be connect；Three regions are stitched together, and constitute complete picture；
The RL is opening amount region scattered greatly, wherein the value range of each pixel degree of scattering d value is all in [s-dx, s+dx] range
It is interior；
The RS is small scattered opening amount region, wherein the value range of each pixel degree of scattering d value all (0, dx1] in range；
The RO is the transitional region among RL and RS；
It is above-mentioned:
S: pupil spacing；
The region dx:RL degree of scattering disturbance quantity；
The region dx1:RS degree of scattering disturbance quantity；
D: degree of scattering is located on picture, certain point [x, y], it is assumed that the color value RGB (r, g, b) of [x-d/2, y] point is C (x-d/
2,y)；Assuming that being C (x+d/2, y) in the color value RGB (r, g, b) of [x+d/2, y] point, and there is following relationship:
C (x-d/2, y)=C (x+d/2, y)
And meet: when (x-d/2, y) becomes the left blinkpunkt that the visual stereoscopic is drawn, (x+d/2, y) is the corresponding right side
Blinkpunkt, then: in visual stereoscopic picture, d is referred to as the degree of scattering of [x, y] point, is denoted as d (x, y)；
(2) degree of the scattering limitation in follow procedures (1) prints RL, the view in the region RS according to the production method that visual stereoscopic is drawn
Feel relief painting；
(3) following principle is followed, according to the production method that visual stereoscopic is drawn, the visual stereoscopic in the printing region R0 is drawn:
Assuming that [x1, y1] point on the edge RO and [xa, the ya] on the edge RS are consecutive points, then: d (xa, ya) and d (x1, y1)
Difference is less than 20mm；
Assuming that [xn, yn] point on the edge RO and [xb, the yb] on the edge RL are consecutive points, then: d (xb, yb) and d (xn, yn)
Difference is less than 20mm；
In the region RO, if connecting straight line between [x1, y1] and [xn, yn] two o'clock, if from straight line one end [x1, y1] to separately
One end [xn, yn], the point that straight line successively passes by is:
[x1, y1], [x2, y2] ... [xn, yn],
The degree of scattering of these points is d (x1, y1) respectively, d (x2, y2) ..., d (xn, yn), then these points meet following relationship:
D (x1, y1)≤d (x2, y2)≤d (x3, y3) ...≤d (xn, yn)
If in above-mentioned relation formula, there are following inequality relations for certain point:
D (x (i-1), y (i-1)) < d (xi, yi) (1 < i≤n)
Then difference d (xi, yi)-d (x (i-1), y (i-1)) is less than 20mm；
When using the picture with effect of quivering, following relationship is allowed to set up:
d(x(i-1),y(i-1))>d(xi,yi)
At this point, the difference of d (x (i-1), y (i-1))-d (xi, yi) is less than 20mm；And in the entire region RO, meet above-mentioned pass
It is the region of formula less than 5%.
2. the method that view-based access control model stereoscopic principal production sight protection according to claim 1 is drawn, it is characterised in that: described
Pupil distance s value is 61mm.
3. the method that view-based access control model stereoscopic principal production sight protection according to claim 1 is drawn, it is characterised in that: described
Dx value is limited within 15mm.
4. the method that view-based access control model stereoscopic principal production sight protection according to claim 1 is drawn, it is characterised in that: described
Dx1 value is limited within 20mm.
5. the method that view-based access control model stereoscopic principal production sight protection according to claim 1 is drawn, it is characterised in that: described
The division mode in the region RL, the region RS, the region RO are as follows:
Make line of demarcation with disjoint two straight lines, picture is divided into upper, middle, and lower part, lower part is divided into RS, and top is divided into
RL, middle section RO；Or top sets up separately and is set to RS, lower part, which is set up separately, is set to RL；Line of demarcation is not practical on picture to be shown；
Or make line of demarcation with disjoint two straight lines, picture is divided into left, center, right three parts, left part is divided into RS, and right part is divided into
RL, middle section RO；Or right half is set as RS, left half is set as RL；Line of demarcation is not practical on picture to be shown；
It is two disjoint straight lines either two disjoint curves as the two lines in line of demarcation.
6. the method that view-based access control model stereoscopic principal production sight protection according to claim 1 is drawn, it is characterised in that: RS,
In the region RL, each region will at least cover the square region of 200mm*200mm.
7. the method that view-based access control model stereoscopic principal production sight protection according to claim 1 is drawn, it is characterised in that: the area RS
Any point in domain, to any point in the region RL, the linear distance between two o'clock is not less than 200mm.
8. the method that view-based access control model stereoscopic principal production sight protection according to claim 1 is drawn, it is characterised in that: if
Three regions are divided according to upper, middle and lower, then the height of picture is not less than 600mm；If dividing three areas according to left, center, right
Domain, then the width of picture is not less than 600mm.
9. the method that view-based access control model stereoscopic principal production sight protection according to claim 1 is drawn, it is characterised in that: described
It quivers effect, refers specifically to the bird to fly up on meadow, the branches and leaves on fish or tree jumped up on the water surface.
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| CN200963302Y (en) * | 2006-11-03 | 2007-10-24 | 吴连春 | Guide training device for preventing and curing myopia |
| CN101617973A (en) * | 2008-07-03 | 2010-01-06 | 苏献慧 | Vision care plate and method |
| CN104706509A (en) * | 2013-12-16 | 2015-06-17 | 李胜 | Three-dimensional image design method for eye care |
| CN105748269A (en) * | 2016-02-18 | 2016-07-13 | 杭州睩客科技有限公司 | Three-dimensional image for treating eye diseases |
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