CN110174950B - Scene switching method based on transmission gate - Google Patents
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 19
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- 230000001133 acceleration Effects 0.000 claims description 5
- 238000012937 correction Methods 0.000 claims description 3
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Abstract
The invention belongs to the technical field of virtual reality and augmented reality development, and discloses a scene switching method based on a transmission door. The invention comprises the following steps: s1, acquiring a transfer gate file; s2, loading the panoramic video and/or the panoramic picture corresponding to the current transfer gate file, and then acquiring the attitude information and the position information of the current user terminal; s3, taking the attitude information and the position information of the current user terminal as the attitude information and the position information of the current panoramic video and/or the panoramic picture to realize the view angle switching of the current panoramic video and/or the panoramic picture; s4, detecting effective trigger information from the user terminal in real time; and S5, switching to the panoramic video and/or the panoramic picture associated with the current panoramic video and/or the panoramic picture according to the current effective trigger information. The invention realizes that the scene visual angle and the associated scene in the panoramic picture can be automatically switched according to various operations of the user terminal, the picture immersion feeling is strong, the user experience degree is high, the market practical value is high, and the method is suitable for popularization and use.
Description
Technical Field
The invention belongs to the technical field of virtual reality and augmented reality development, and particularly relates to a scene switching method based on a transmission door.
Background
The virtual reality technology (VR) is an important direction of simulation technology, is a collection of various technologies such as simulation technology and computer graphics man-machine interface technology multimedia technology sensing technology network technology, and is a challenging cross-technology frontier subject and research field. The VR technology mainly comprises the aspects of environment simulation, perception, natural skill, sensing equipment and the like; the simulation environment is a three-dimensional vivid image which is generated by a computer and dynamic in real time; perception means that ideal VR should have all human senses, including hearing, touch, force, movement, and other senses, even smell and taste, besides visual sense generated by computer graphics technology, also called multi-sense; the natural skill refers to the head rotation, eyes, gestures or other human body behavior actions of a person, the data adaptive to the actions of the participants are processed by the computer, the real-time response is made to the input of the user, and the data are respectively fed back to the five sense organs of the user; the sensing device refers to a three-dimensional interaction device.
The Augmented Reality (AR) technology is a new technology for seamlessly integrating real world information and virtual world information, and is characterized in that entity information (visual information, sound, taste, touch and the like) which is difficult to experience in a certain time space range of the real world originally is overlapped after simulation through scientific technologies such as computers and the like, virtual information is applied to the real world and is perceived by human senses, so that the sense experience beyond the reality is achieved, namely a real environment and a virtual object are overlapped to the same picture or space in real time.
At present, in the global scope, the panoramic effect is presented in a VR form, the material is 720-degree panoramic video (or panoramic picture), a user sits on a chair to simply watch the panoramic content of a screen, the monotonous watching mode needs the user to manually switch scenes in the panoramic video (or panoramic picture), and the immersion experience of the user is poor; if the user is required to experience the immersive switching of the panoramic picture, the whole three-dimensional scene needs to be built in the early stage, a whole set of VR equipment with body feeling needs to be used, and the problem of difficulty in production and propagation is caused due to the fact that the three-dimensional scene or the whole set of VR equipment with body feeling needs high cost.
Disclosure of Invention
In order to solve the above problems in the prior art, an object of the present invention is to provide a method for switching scenes based on a transmission gate, so as to present a panoramic picture in a user terminal, and both a scene view angle and an associated scene in the panoramic picture can be automatically switched according to various operations of the user terminal, so that the picture immersion is strong, and the user experience is high.
The technical scheme adopted by the invention is as follows:
a scene switching method based on a transmission gate comprises the following steps:
s1, acquiring transfer gate files, wherein each transfer gate file comprises a panoramic video and/or a panoramic picture, and a trigger point is arranged between every two adjacent panoramic videos and/or panoramic pictures;
s2, loading the panoramic video and/or the panoramic picture corresponding to the current transfer gate file, and then acquiring the attitude information and the position information of the current user terminal;
s3, taking the attitude information and the position information of the current user terminal as the attitude information and the position information of the current panoramic video and/or the panoramic picture to realize the view angle switching of the current panoramic video and/or the panoramic picture;
s4, detecting effective trigger information from the user terminal in real time, wherein the effective trigger information comprises a trigger point;
and S5, switching to the panoramic video and/or the panoramic picture related to the current panoramic video and/or the panoramic picture according to the trigger point corresponding to the current effective trigger information.
Preferably, the method further comprises the following steps:
s6, effective click information from a user terminal is detected in real time, wherein links corresponding to the fixed shops are arranged in the panoramic video and/or the panoramic picture, and the effective click information comprises the links;
and S7, jumping to a page corresponding to the current link according to the link corresponding to the current effective click information.
Step S4 operates in synchronization with step S6.
Preferably, the page is synchronously output with the panoramic video and/or the panoramic picture; the page is a detail page and/or a shopping page of the current fixed shop.
Preferably, in step S6, when it is determined whether the current click operation is valid click information, it is determined whether the current click operation is located in a valid area where the link is located, if so, the current click operation is valid click information, and if not, the current click operation is ignored.
Preferably, in step S1, the transmission gate file is created by:
s101, constructing a virtual environment model based on a real world, constructing a transmission gate of each scene in the virtual environment model, and then adapting the constructed virtual environment model to be an AR engineering file;
and S102, attaching the VR panoramic video and/or the VR panoramic picture to a transmission gate of the AR engineering file, packaging the final engineering file, and outputting the final transmission gate file.
Preferably, in step S2, the attitude information includes a yaw angle, a pitch angle, and a roll angle; the position information includes three-dimensional acceleration.
Preferably, in step S3, the step of using the pose information and the position information of the current user terminal as the pose information and the position information of the current panoramic video and/or panoramic picture is as follows:
s301, acquiring horizontal plane information of a current user terminal, wherein the horizontal plane information comprises an anchor point position, a range and a transformation point of the current horizontal plane;
s302, corresponding the anchor point position, range and transformation point of the horizontal plane of the current user terminal to the anchor point position, range and transformation point in the current panoramic video and/or panoramic picture, and finishing the correction of the horizontal plane of the current user terminal;
and S303, corresponding the attitude information and the position information of the current user terminal to the attitude information and the position information of the current panoramic video and/or the panoramic picture, and switching the view angle of the current panoramic video and/or the panoramic picture according to the attitude information and the position information of the current user terminal.
Preferably, in step S4, when determining whether the current trigger operation is valid trigger information, it is determined whether the current trigger operation is located in a valid area where the trigger point is located, if so, the current trigger operation is valid trigger information, and if not, the current trigger operation is ignored.
Preferably, the associated panoramic video is synchronously played in a multi-thread mode.
The invention has the beneficial effects that:
the invention realizes that the panoramic picture is presented in the user terminal, and the scene view angle and the associated scene in the panoramic picture can be automatically switched according to various operations of the user terminal, thereby avoiding the problem that a monotonous watching mode requires a user to manually switch the scene and view angle in the panoramic video (or panoramic picture), having strong picture immersion and high user experience; the invention also solves the problem of cost expenditure caused by building a three-dimensional scene and purchasing a whole set of VR equipment with body feeling, the user terminal can be realized based on the existing handheld terminal such as a mobile phone or a tablet personal computer, the cost expenditure caused by experiencing panoramic pictures is reduced, the market practical value is high, and the method is suitable for popularization and use.
Drawings
Fig. 1 is a block flow diagram of embodiment 1.
Detailed Description
The invention is further explained below with reference to the drawings and the specific embodiments.
Example 1:
as shown in fig. 1, the present embodiment provides a scene switching method based on a transmission gate, including the following steps:
s1, acquiring transfer gate files, wherein each transfer gate file comprises a panoramic video and/or a panoramic picture, and a trigger point is arranged between every two adjacent panoramic videos and/or panoramic pictures;
in this embodiment, the manufacturing steps of the transfer gate file are as follows:
s101, constructing a virtual environment model based on a real world, constructing a transmission gate of each scene in the virtual environment model, and then adapting the constructed virtual environment model to be an AR engineering file;
and S102, attaching the VR panoramic video and/or the VR panoramic picture to a transmission gate of the AR engineering file, packaging the final engineering file, and outputting the final transmission gate file. With the combination of AR scene and VR panorama, add the VR panorama of shooting well in the three-dimensional scene based on the real world promptly and trade, highly fused virtual scene and real scene, make the user produce the impression of being personally on the scene, and avoided the VR panorama not possess the ability of catching the real world and the problem that virtual things and real world are mutual inconvenient, the practicality is higher, has greatly improved user experience degree
As a preferred embodiment, steps S101 and S102 are performed based on the Unity3D development platform; the transmission gate is composed based on AR (ARKit or ARCore) technology and VR technology (VR panoramic video or VR panoramic picture), and the two are combined together by utilizing a Unity3D platform; the method comprises the following steps that ARKit of apple Inc. and ARCore of Google Inc. have a world tracking function (namely, when the real world changes, three-dimensional acceleration information and angle change information of a current user terminal relative to the initial time can be tracked, so that the position and the angle of a scene of a virtual link corresponding to the current user terminal can be rendered in real time); only one 720-degree panoramic camera is needed for manufacturing VR panoramic videos or VR panoramic pictures.
In the embodiment, the associated panoramic video is synchronously played in a multi-thread mode; that is, the play timelines of the plurality of associated panoramic videos coincide, thereby further enhancing the screen immersion feeling of the user, for example: the user sees the place ahead in the panorama scene of current bookstore has the kid back, and child just in time walks out from the bookstore, and the user walks out current bookstore panorama scene forward fast this moment to in switching to the next panorama scene that child was openly oriented, the user looks back this moment, and the user will see that child just openly walks out the bookstore gate.
S2, loading the panoramic video and/or the panoramic picture corresponding to the current transfer gate file, and then acquiring the attitude information and the position information of the current user terminal; the moving track, the moving direction, the inclination angle and the relative distance with the horizontal plane of the current user terminal can be obtained through the attitude information and the position information, and the moving tracks of the user and the user terminal are consistent, so that the moving track, the moving direction, the inclination angle and the relative distance with the horizontal plane of the user vision can be obtained; in this embodiment, the attitude information includes a yaw angle, a pitch angle, and a roll angle, and the position information includes three-dimensional acceleration attitude information and position information. As one of the preferred embodiments, the attitude information may be measured by a three-axis gyroscope in the user terminal, which is omnidirectional dynamic information that respectively senses Roll (right and left tilt, i.e., Yaw angle), Pitch (front and back tilt, i.e., Pitch angle), and Yaw (left and right Roll, i.e., Roll angle); the position information can be measured by a three-axis accelerator in the user terminal, which senses accelerations in the X-axis direction, the Y-axis direction, and the Z-axis direction (three directions in the three-dimensional space, front, rear, left, right, up, and down).
S3, taking the attitude information and the position information of the current user terminal as the attitude information and the position information of the current panoramic video and/or the panoramic picture to realize the view angle switching of the current panoramic video and/or the panoramic picture; therefore, the aim that the operation visual angle of the user terminal is consistent with the switching visual angle of the panoramic video and/or the panoramic picture is fulfilled
In this embodiment, the step of using the attitude information and the position information of the current user terminal as the attitude information and the position information of the current panoramic video and/or panoramic picture is as follows:
s301, acquiring horizontal plane information of a current user terminal, wherein the horizontal plane information comprises an anchor point position, a range and a transformation point of the current horizontal plane;
s302, corresponding the anchor point position, range and transformation point of the horizontal plane of the current user terminal to the anchor point position, range and transformation point in the current panoramic video and/or panoramic picture, and finishing the correction of the horizontal plane of the current user terminal;
and S303, corresponding the attitude information and the position information of the current user terminal to the attitude information and the position information of the current panoramic video and/or the panoramic picture, and switching the view angle of the current panoramic video and/or the panoramic picture according to the attitude information and the position information of the current user terminal.
S4, detecting effective trigger information from the user terminal in real time, wherein the effective trigger information comprises a trigger point; in this embodiment, when determining whether the current trigger operation is valid trigger information, determining whether the current trigger operation is located in an effective area where a trigger point is located, if so, determining that the current trigger operation is valid trigger information, and if not, ignoring; therefore, the wrong scene switching caused by the false touch can be avoided. As one preferred embodiment, the triggering operation may be an interactive operation from a human-computer interface of the user terminal, or may also be a voice operation, or may also be an automatic scene switching operation after the view angle of the current scene is switched to the trigger point.
S5, switching to a panoramic video and/or a panoramic picture related to the current panoramic video and/or the panoramic picture according to a trigger point corresponding to the current effective trigger information; therefore, the switching of the panoramic video and/or the panoramic picture between the associated scenes can be completed.
In this embodiment, the method further includes the following steps:
s6, effective click information from a user terminal is detected in real time, wherein links corresponding to the fixed shops are arranged in the panoramic video and/or the panoramic picture, and the effective click information comprises the links; therefore, when the user experiences the immersive impression of the panoramic picture, the experience of immersion shopping or webpage browsing can be realized, and the practicability is higher.
In the embodiment, when judging whether the current click operation is effective click information, judging whether the current click operation is in an effective area where the link is located, if so, judging that the current click operation is effective click information, and if not, ignoring; therefore, wrong page display caused by mistaken touch can be avoided. As one preferred embodiment, the click operation may be an interactive operation from a human-computer interface of the user terminal, or may also be a voice operation, or may also be an automatic link opening operation after the view angle of the current scene is switched to the link.
S7, jumping to a page corresponding to the current link according to the link corresponding to the current effective click information; therefore, the convenience degree is higher when the user uses the multifunctional desk, and the functions are more comprehensive.
In the embodiment, the page and the panoramic video and/or the panoramic picture are synchronously output, so that the phenomenon that a user is not suitable due to direct picture switching of the panoramic picture and the page is avoided, and the user experience is further improved; the page is a detail page and/or a shopping page of the current fixed store, so that quick shopping or quick information viewing of the fixed store is realized.
It should be noted that step S4 and step S6 run synchronously, so as to avoid operation information loss or scene jamming caused by running in sequence.
The present invention is not limited to the above-described alternative embodiments, and various other forms of products can be obtained by anyone in light of the present invention. The above detailed description should not be taken as limiting the scope of the invention, which is defined in the claims, and which the description is intended to be interpreted accordingly.
Claims (1)
1. A scene switching method based on a transmission gate is characterized in that: the method comprises the following steps:
s1, acquiring transfer gate files, wherein each transfer gate file comprises a panoramic video and/or a panoramic picture, and trigger points are arranged between adjacent panoramic videos and/or panoramic pictures, and the steps are as follows:
s101, constructing a virtual environment model based on a real world, constructing a transmission gate of each scene in the virtual environment model, and then adapting the constructed virtual environment model to be an AR engineering file;
s102, attaching the VR panoramic video and/or the VR panoramic picture to a transmission gate of the AR engineering file, packaging the final engineering file, and outputting the final transmission gate file;
s2, loading a panoramic video and/or a panoramic picture corresponding to the current transfer gate file, and then acquiring attitude information and position information of the current user terminal, wherein the attitude information comprises a yaw angle, a pitch angle and a roll angle; the position information includes a three-dimensional acceleration;
s3, taking the attitude information and the position information of the current user terminal as the attitude information and the position information of the current panoramic video and/or the panoramic picture to realize the view angle switching of the current panoramic video and/or the panoramic picture, and the steps are as follows:
s301, acquiring horizontal plane information of a current user terminal, wherein the horizontal plane information comprises an anchor point position, a range and a transformation point of a current horizontal plane;
s302, corresponding the anchor point position, range and transformation point of the horizontal plane of the current user terminal to the anchor point position, range and transformation point in the current panoramic video and/or panoramic picture, and finishing the correction of the horizontal plane of the current user terminal;
s303, corresponding the attitude information and the position information of the current user terminal with the attitude information and the position information of the current panoramic video and/or the panoramic picture, and switching the view angle of the current panoramic video and/or the panoramic picture according to the attitude information and the position information of the current user terminal;
s4, detecting effective trigger information from the user terminal in real time, wherein the effective trigger information comprises trigger points;
judging whether the current trigger operation is effective trigger information or not, judging whether the current trigger operation is in an effective area where a trigger point is located or not, if so, judging that the current trigger operation is effective trigger information, and if not, ignoring;
s5, switching to a panoramic video and/or a panoramic picture related to the current panoramic video and/or the panoramic picture according to a trigger point corresponding to the current effective trigger information;
s6, effective click information from a user terminal is detected in real time, wherein links corresponding to the fixed shops are arranged in the panoramic video and/or the panoramic picture, and the effective click information comprises the links;
judging whether the current click operation is effective click information or not, judging whether the current click operation is in an effective area where the link is located or not, if so, judging that the current click operation is effective click information, and if not, ignoring;
step S4 is executed in synchronization with step S6;
s7, jumping to a page corresponding to the current link according to the link corresponding to the current effective click information;
the page is synchronously output with the panoramic video and/or the panoramic picture; the page is a detail page and/or a shopping page of the current fixed shop;
the associated panoramic video is synchronously played in a multi-thread mode.
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| CN111939567A (en) * | 2020-09-03 | 2020-11-17 | 网易（杭州）网络有限公司 | Game virtual scene transformation method and device and electronic terminal |
| CN115129213B (en) * | 2022-05-31 | 2024-04-26 | 瑞庭网络技术（上海）有限公司 | Data processing method, device, electronic equipment and storage medium |
| CN117572997A (en) * | 2024-01-15 | 2024-02-20 | 南京维赛客网络科技有限公司 | Method, system and storage medium for mutual transmission in model space and panoramic space |
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