CN108391117A - A kind of mobile phone bore hole 3D display technology based on viewpoint positioning, single-view relief painting - Google Patents
A kind of mobile phone bore hole 3D display technology based on viewpoint positioning, single-view relief painting Download PDFInfo
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- CN108391117A CN108391117A CN201810101469.2A CN201810101469A CN108391117A CN 108391117 A CN108391117 A CN 108391117A CN 201810101469 A CN201810101469 A CN 201810101469A CN 108391117 A CN108391117 A CN 108391117A
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- mobile phone
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/7243—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages
- H04M1/72439—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages for image or video messaging
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/12—Details of telephonic subscriber devices including a sensor for measuring a physical value, e.g. temperature or motion
Abstract
The mobile phone bore hole 3D display technology based on viewpoint positioning, single-view relief painting that the present invention relates to a kind of.It is that can only watch the information for just having stereoscopic effect and cannot reflecting object multi-angle from single angle mainly to solve the problem of existing relief painting all.The technology is in turn include the following steps：(a) viewpoint positions:Viewer's viewpoint is preset by viewer with respect to the initial position of mobile phone screen or is a default value, when mobile phone tilts, is obtained the angle information of mobile phone at this time, is shown that the position relationship of viewer's viewpoint and mobile phone screen determines visual angle；(b) image is obtained：Obtain the three-dimensional image content that viewer should be seen that under the visual angle；(c) anamorphose：The image of acquisition is deformed with the methods of projective transformation to form single-view relief painting, bore hole 3D effect can be achieved on mobile phone screen.The bore hole 3D display technology can watch from various visual angles, show the image of the multiple angles of object, and because essence is two-dimentional display, be not easy that viewer is made to generate visual fatigue.
Description
Technical field
The mobile phone bore hole 3D display technology based on viewpoint positioning, single-view relief painting that the present invention relates to a kind of.
Background technology
Relief painting is drawn a picture in the plane using plane perspective principle, and three-dimensional visual effect is produced.Due to relief painting
Be it is static, it can only reflect the object in picture a special angle information, and if viewer not special angle watch,
It will be difficult to generate three-dimensional perception.
Invention content
The shortcomings that in order to overcome background technology and shortcoming, the present invention provide a kind of vertical based on viewpoint positioning, single-view
The mobile phone bore hole 3D display technology that body is drawn, it is that can only watch just having three-dimensional effect from single angle mainly to solve existing relief painting all
Fruit, and the problem of cannot reflect the information of object multi-angle.
The technical scheme is that：A kind of bore hole 3d display technologies based on viewpoint positioning and single-view relief painting, according to
It is secondary to include the following steps：
(a) viewpoint positions:Viewer's viewpoint does not move significantly in reality, initial position of viewer's viewpoint with respect to mobile phone screen
It is preset by viewer or is a default value, when mobile phone tilts, by gyroscope and accelerometer acquisition mobile phone at this time
Angle information, and then obtain the position relationship of viewer's viewpoint and mobile phone screen, to determine the visual angle of viewer；
(b) image is obtained：Obtain the three-dimensional image content that viewer should be seen that under the visual angle；
(c) anamorphose：The image of acquisition is deformed to be formed for current viewer visual angle with Method of Projection Change
Single-view relief painting, it will be shown in bore hole 3D effect can be achieved on mobile phone screen.
The display technology is applied in Unity3D, and viewer is not moved significantly using viewpoint when mobile phone, and viewer regards
Point is known quantity at a distance from mobile phone screen midpoint, can be manually set by viewer, can also be defaulted as a suitable distance.With camera shooting
The viewpoint of people in machine simulation reality, when viewer tilts mobile phone, according to position, the angle between its human eye viewpoint and mobile phone screen
The change of degree relationship changes position and the angle of video camera so that the heeling condition of XZ planes and viewer in camera angles
The heeling condition of mobile phone screen is identical in visual angle, to obtain the picture material that viewer should be seen that in the angle, described image
It is deformed into, the image that video camera is taken carries out deformation appropriate, is shown on mobile phone screen, you can generate correspondence and see at this time
The single-view relief painting of the person's of seeing viewpoint.
The concrete scheme that the display technology is applied in Unity3D is as follows：
A. being placed below XZ planes needs threedimensional model to be shown；
B. a video camera is created, camera shooting mode is perspective formula, referred to as Camera1；
C.Camera1 corresponds to the viewpoint of user in reality, and world coordinates origin corresponds to mobile phone screen midpoint in reality, with as follows
Method simulation reality in viewer see the mobile phone screen the case where：
(1) initial position of Camera1 is set according to the position relationship at viewpoint when people's normal use mobile phone and mobile phone screen midpoint
Or user's manual setting Camera1 initial positions；
(2) it writes the script that one is controlled Camera1 by gyroscope and accelerometer and passes through gyro when viewer's mobile phone being made to tilt
Instrument and accelerometer obtain the heeling condition of mobile phone at this time, it is assumed that viewer's viewpoint does not move, and then obtains mobile phone screen and sight
The position of the person's of seeing viewpoint, angular relationship change position, the angle of Camera1 with this so that the Unity3D that Camera1 is seen
XZ planes are identical as mobile phone heeling condition in the world；
D. the picture that Camera1 takes is transported on RenderTexture；
E. a plane targetplane is established, then creates a video camera Camera2 shooting targetplaneCamera2 shootings
Picture will be shown on device screen；
F. it includes on targetplane RenderTexture such as textures to be projected deformation, you can is shown on mobile phone screen
Go out corresponding single-view relief painting.
The invention has the advantages that：The bore hole 3D display technology can watch from various visual angles, show the multiple angles of object
The image of degree, and because essence is two-dimentional display, be not easy that viewer is made to generate visual fatigue.
Specific implementation mode
The embodiment of the present invention is described further below：
A kind of mobile phone bore hole 3D display technology based on viewpoint positioning, single-view relief painting, in turn includes the following steps：(a) it regards
Point location:This method requires viewer's viewpoint in reality not move significantly, initial position of viewer's viewpoint with respect to mobile phone screen
Preset by viewer or be a default value.When mobile phone tilts, mobile phone at this time is obtained by gyroscope and accelerometer
Angle information, and then obtain the position relationship of viewer's viewpoint and mobile phone screen, to determine the visual angle of viewer；(b) figure is obtained
Picture：Obtain the three-dimensional image content that viewer should be seen that under the visual angle；(c) anamorphose：With the methods of projective transformation to obtaining
The image taken is deformed to form the single-view relief painting for current viewer visual angle, and it will be shown in can on mobile phone screen
Realize bore hole 3D effect.The bore hole 3D display technology can watch from various visual angles, show the image of the multiple angles of object, and because of essence
It is two-dimentional display, is not easy that viewer is made to generate visual fatigue.
In the present invention, implementation of the bore hole 3d display technologies in Unity3D：
The method requires viewer not moved significantly using viewpoint when mobile phone, and viewer's viewpoint is at a distance from mobile phone screen midpoint
It for known quantity, can be manually set by viewer, can also be defaulted as a suitable distance.
In Unity3D, the viewpoint of people in reality is simulated with video camera, when viewer tilts mobile phone, according to its human eye
The change of position, angular relationship between viewpoint and mobile phone screen changes position and the angle of video camera so that in video camera
The worlds Unity3D seen in visual angle are to be answered in the angle with angle tilt identical with mobile phone to obtain viewer
The picture material seen.The image that video camera is taken carries out deformation appropriate, is shown on mobile phone screen, you can generation pair
Answer the single-view relief painting of viewer's viewpoint at this time.
Embodiment is specific as follows to be：
1. being placed below XZ planes needs threedimensional model to be shown.
2. creating a video camera, camera shooting mode is perspective formula, referred to as Camera1.
3.Camera1 corresponds to the viewpoint of user in reality, and world coordinates origin corresponds to mobile phone screen midpoint in reality, with
In following method simulation reality viewer see the mobile phone screen the case where (acquiescence viewer's viewpoint in reality does not move)：
(1) initial position of Camera1 is set according to the position relationship at viewpoint when people's normal use mobile phone and mobile phone screen midpoint
(can also enable user manual setting Camera1 initial positions).
(2) script that one is controlled Camera1 by gyroscope and accelerometer is write when viewer's mobile phone being made to tilt to pass through
Gyroscope and accelerometer obtain the heeling condition (quaternary number) of mobile phone at this time, it is assumed that viewer's viewpoint does not move, and then obtains
The position of mobile phone screen and viewer's viewpoint, angular relationship change position, the angle of Camera1 with this so that Camera1 institutes
XZ planes are identical as mobile phone heeling condition in the worlds Unity3D seen.(i.e. Camera1 corresponds to the viewpoint of user in reality,
World coordinates origin corresponds to mobile phone screen midpoint in reality, and XZ planes correspond to plane where mobile phone screen, and simulation true man see the mobile phone
Visual angle.)
Separately：Change the positions Camera1, angular relationship concrete scheme example：
(1) gyro data Input.gyro.attitude is obtained in Unity3D, which is quaternary number.Due to the quaternary
There may be differences for the x, y, z axis in the referenced x, y, z axis of number and the worlds Unity3D, it is necessary to when can will be in the quaternary number
Input.gyro.attitude.x、Input.gyro.attitude.y、Input.gyro.attitude.z、
The value of Input.gyro.attitude.w is interchangeable, takes the operations such as opposite number so that can correctly be controlled by the quaternary number
The movement of Camera1 in the worlds Unity3D.The quaternary number scale that it is obtained by proper transformation be Gyro=(Gyro.x,
Gyro.y,Gyro.z,Gyro.w)。
(2) the conjugation GyroC=(- Gyro.x ,-Gyro.y ,-Gyro.z, Gyro.w) of Gyro is sought.
Remember that the initial position of Camera1 is (Px, Py, Pz), enables quaternary number YuanPosition=(Px, Py, Pz, 0).
Quaternary number Position=GyroC*YuanPosition*Gyro is calculated, transform.position is then used
Camera1 is moved to (Position.x, Position.y, Position.z).(3) made with transform.LookAt
Camera1 is always towards origin.(since the numerical value of Input.gyro.attitude and the four corners of the world of mobile phone are towards related,
In order to actually use conveniently, angle adjustment script can be added, seldom describe herein.)
4. the picture that Camera1 takes is transported on RenderTexture.
5. establishing one is parallel to the plane targetplane of XZ planes, then creates a video camera Camera2 shootings
Targetplane (picture of Camera2 shootings will be shown on device screen).
It is shown on targetplane 6. RenderTexture is deformed with mode appropriate (such as texture projection), you can
Corresponding single-view relief painting is shown on mobile phone screen.
Separately：Texture projection scheme example：Using the BlobShadowProjector in projector components, create corresponding
Shader and material, the texture of RenderTexture is projected on targetplane.Targetplane can be placed on
(in the surface of world's coordinate origin, it is flat that targetplane is parallel to XZ at the midpoint of targetplane for the surface of XZ planes
Face), BlobShadowProjector is placed on right over Camera1, with Camera1's by the position of h away from XZ planes unit
Distance is also the position of h unit, and when enabling the positions Camera1, angle change, BlobShadowProjector exists always
Position away from its h unit right over Camera1, the angle of BlobShadowProjector are identical as Camera1.It will
Camera2 is placed in the surface in the faces targetplane, and the faces face targetplane are shot, you can on mobile phone screen
Show corresponding single-view relief painting.
Claims (3)
1. a kind of mobile phone bore hole 3D display technology based on viewpoint positioning, single-view relief painting, it is characterised in that：Include such as successively
Lower step；
(a) viewpoint positions:Viewer's viewpoint does not move significantly in reality, initial position of viewer's viewpoint with respect to mobile phone screen
It is preset by viewer or is a default value, when mobile phone tilts, by gyroscope and accelerometer acquisition mobile phone at this time
Angle information, and then obtain the position relationship of viewer's viewpoint and mobile phone screen, to determine the visual angle of viewer；
(b) image is obtained：Obtain the three-dimensional image content that viewer should be seen that under the visual angle；
(c) anamorphose：The image of acquisition is deformed to be formed for current viewer visual angle with Method of Projection Change
Single-view relief painting, it will be shown in bore hole 3D effect can be achieved on mobile phone screen.
2. a kind of mobile phone bore hole 3D display technology based on viewpoint positioning, single-view relief painting according to claim 1,
It is characterized in that：The display technology is applied in Unity3D, and viewer is not moved significantly using viewpoint when mobile phone, viewer
Viewpoint is known quantity at a distance from mobile phone screen midpoint, and a suitable distance can be manually set or given tacit consent to by viewer, uses video camera
The viewpoint of people in simulation reality, when viewer tilts mobile phone, according to the position between its human eye viewpoint and mobile phone screen, angle
The change of relationship changes position and the angle of video camera so that the worlds Unity3D seen in the visual angle of video camera be with
Angle tilt identical with mobile phone, to obtain the picture material that viewer should be seen that in the angle, described image is deformed into
The image that video camera is taken carries out deformation appropriate, is shown on mobile phone screen, you can generates corresponding viewer at this time and regards
The single-view relief painting of point.
3. a kind of mobile phone bore hole 3D display technology based on viewpoint positioning, single-view relief painting according to claim 2,
It is characterized in that：The concrete scheme that the display technology is applied in Unity3D is as follows：
A. being placed below XZ planes needs threedimensional model to be shown；
B. a video camera is created, camera shooting mode is perspective formula, referred to as Camera1；
C.Camera1 corresponds to the viewpoint of user in reality, and world coordinates origin corresponds to mobile phone screen midpoint in reality, with as follows
Method simulation reality in viewer see the mobile phone screen the case where：
(1) initial position of Camera1 is set according to the position relationship at viewpoint when people's normal use mobile phone and mobile phone screen midpoint
Or user's manual setting Camera1 initial positions；
(2) it writes the script that one is controlled Camera1 by gyroscope and accelerometer and passes through gyro when viewer's mobile phone being made to tilt
Instrument and accelerometer obtain the heeling condition of mobile phone at this time, it is assumed that viewer's viewpoint does not move, and then obtains mobile phone screen and sight
The position of the person's of seeing viewpoint, angular relationship change position, the angle of Camera1 with this so that the Unity3D that Camera1 is seen
XZ planes are identical as mobile phone heeling condition in the world；
D. the picture that Camera1 takes is transported on RenderTexture；
E. a plane targetplane is established, then creates a video camera Camera2 shooting targetplaneCamera2 shootings
Picture will be shown on device screen；
F. it includes on targetplane RenderTexture such as textures to be projected deformation, you can is shown on mobile phone screen
Go out corresponding single-view relief painting.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810101469.2A CN108391117A (en) | 2018-02-01 | 2018-02-01 | A kind of mobile phone bore hole 3D display technology based on viewpoint positioning, single-view relief painting |
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| CN201810101469.2A CN108391117A (en) | 2018-02-01 | 2018-02-01 | A kind of mobile phone bore hole 3D display technology based on viewpoint positioning, single-view relief painting |
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| CN108391117A true CN108391117A (en) | 2018-08-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022267694A1 (en) * | 2021-06-22 | 2022-12-29 | 纵深视觉科技(南京)有限责任公司 | Display adjustment method and apparatus, device, and medium |
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| CN106878698A (en) * | 2016-12-23 | 2017-06-20 | 中国科学院自动化研究所 | The method and system of the mobile naked eye three-dimensional virtual reality based on light path collection |
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Patent Citations (4)
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| US20140062676A1 (en) * | 2012-08-30 | 2014-03-06 | Sony Corporation | Remote controller, remote device, multimedia system and the controlling method thereof |
| CN106131536A (en) * | 2016-08-15 | 2016-11-16 | 万象三维视觉科技（北京）有限公司 | A kind of bore hole 3D augmented reality interactive exhibition system and methods of exhibiting thereof |
| CN106878698A (en) * | 2016-12-23 | 2017-06-20 | 中国科学院自动化研究所 | The method and system of the mobile naked eye three-dimensional virtual reality based on light path collection |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022267694A1 (en) * | 2021-06-22 | 2022-12-29 | 纵深视觉科技(南京)有限责任公司 | Display adjustment method and apparatus, device, and medium |
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Application publication date: 20180810 |
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