CN114741150A - Vehicle-mounted 3D image dynamic skin changing method and storage medium - Google Patents
Vehicle-mounted 3D image dynamic skin changing method and storage medium Download PDFInfo
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- CN114741150A CN114741150A CN202210405400.5A CN202210405400A CN114741150A CN 114741150 A CN114741150 A CN 114741150A CN 202210405400 A CN202210405400 A CN 202210405400A CN 114741150 A CN114741150 A CN 114741150A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/451—Execution arrangements for user interfaces
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F8/00—Arrangements for software engineering
- G06F8/60—Software deployment
- G06F8/65—Updates
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F9/00—Arrangements for program control, e.g. control units
- G06F9/06—Arrangements for program control, e.g. control units using stored programs, i.e. using an internal store of processing equipment to receive or retain programs
- G06F9/44—Arrangements for executing specific programs
- G06F9/445—Program loading or initiating
- G06F9/44505—Configuring for program initiating, e.g. using registry, configuration files
- G06F9/4451—User profiles; Roaming
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T13/00—Animation
- G06T13/20—3D [Three Dimensional] animation
- G06T13/40—3D [Three Dimensional] animation of characters, e.g. humans, animals or virtual beings
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2213/00—Indexing scheme for animation
- G06T2213/08—Animation software package
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Abstract
The invention discloses a dynamic skin changing method for a vehicle-mounted 3D image and a storage medium, wherein the method comprises the following steps: step 1, after a 3D resource configuration table and a 3D resource package are manufactured through a server side, uploading the 3D resource configuration table and the 3D resource package to a cloud platform for management, and establishing user authentication management of the cloud platform and a vehicle end; step 2, in the starting process of the vehicle end, the cloud platform establishes authentication with the vehicle end, and after the authentication is successful, a checking and updating request is sent to the cloud platform through the vehicle end; step 3, the cloud platform checks whether the AssetBundle of the 3D image is updated or not according to the vehicle end request, and if the AssetBundle is updated, the next step is carried out; and 3, the cloud platform sends an AssetBundle update to the vehicle-side application, and the vehicle-side application loads an update resource through an API (application programming interface) of the Unity3D engine to complete dynamic skin changing of the vehicle-side application.
Description
Technical Field
The invention belongs to the field of GUI (graphical user interface) interface design, and particularly relates to a vehicle-mounted 3D image dynamic skin changing method and a storage medium.
Background
With the popularization of intelligent networked automobiles, the vehicle-mounted voice assistant image gradually develops from a simple 2D geometric figure to an anthropomorphic 3D figure image. The 3D image can more intuitively and vividly show the emotional state of the vehicle-mounted voice assistant, and the purpose of effective emotional communication with the user is achieved. The dynamic replacement of skin adornments such as peripheral clothing accessories of the 3D image, namely the dynamic skin changing technology can better meet the individual requirements of users.
The Unity3D engine is a development tool capable of realizing functions such as three-dimensional animation creation and the like, and is widely applied to development of virtual reality and large games due to strong cross-platform capability and vivid 3D rendering effect. The method is commonly used for environmental scene making and animation effect rendering, and is especially applied to human-computer interaction, animation effect rendering and data display.
The existing 2D geometric image vehicle-mounted voice assistant image in most vehicles does not support the dynamic skin changing function, and the 3D vehicle-mounted voice assistant of the intelligent internet automobile needs to show scene animations according to different vehicle scenes, and needs to support the updating and management of personalized resources such as facial skin resources, clothing accessory resources and the like. How to realize intelligent networking automobile assistant dynamic skin changing by using a cloud platform and a Unity3D engine and realize the updating and management of 3D image resources of a vehicle terminal is a technical problem to be solved.
Disclosure of Invention
Aiming at the defects of the prior art, the technical problems to be solved by the invention are as follows: how to provide a vehicle-mounted 3D image dynamic skin changing method and a storage medium which can realize the dynamic skin changing and updating of the vehicle-mounted 3D image and meet the requirements of a user on the anthropomorphic and emotional 3D images.
In order to solve the technical problems, the invention adopts the following technical scheme:
a vehicle-mounted 3D image dynamic skin changing method is characterized by comprising the following steps: step 1, after a 3D resource configuration table and a 3D resource package are manufactured through a server side, uploading the 3D resource configuration table and the 3D resource package to a cloud platform for management, and establishing user authentication management of the cloud platform and a vehicle end; step 2, in the starting process of the vehicle end, the cloud platform establishes authentication with the vehicle end, and after the authentication is successful, the vehicle end sends a checking and updating request to the cloud platform; step 3, the cloud platform checks whether the AssetBundle of the 3D image is updated according to the request of the vehicle end, and if the AssetBundle is not updated, the 3D image of the vehicle-mounted voice packet helper used at the vehicle end last time is used; if the AssetBundle is updated, the next step is carried out; and 3, the cloud platform sends an AssetBundle update to the vehicle-side application, and the vehicle-side application loads an update resource through an API (application programming interface) of the Unity3D engine to complete dynamic skin changing of the vehicle-side application.
Further, in the operation process of the application at the automobile end, if the skin of the 3D image needs to be changed, whether corresponding resources exist in a local resource package is firstly compared, if the corresponding resources exist, the local resource package is used, and the resources in the resource package are directly loaded through a Unity3D engine to be applied to the 3D image, so that the image skin updating is completed; if no corresponding resource exists locally, the resource configuration table of the cloud platform is actively pulled, the corresponding resource downloading link is obtained according to the resource configuration table, the corresponding resource is downloaded from the resource link address, the downloaded resource is verified, and if the verification is passed, the downloaded resource is loaded into the 3D image through the Unity3D engine, so that dynamic skin changing of user personalized selection is realized.
Further, if the downloading of the corresponding resource from the resource link address is unsuccessful or the verification of the downloaded resource is not passed, the previous version of the 3D image is rolled back and the result of the resource application failure is notified.
Furthermore, the 3D resource configuration table is a data mapping information table established between the cloud platform and a certain user, and data stored by the user operating the vehicle-mounted terminal, image information used by the user, and resource packages and version information uploaded by the server are all synchronized into the data mapping table; the 3D resource packet is a public resource packet and an extended resource packet.
Further, after the cloud platform establishes authentication with the car end and before the cloud platform sends an AssetBundle update to the car end application, the cloud platform first acquires a platform mark of the car end, downloads version information of the latest version of the platform client through the cloud platform, and checks the version information.
Further, when the vehicle end loads the updated resource through the API interface of the Unity3D engine, the Unity3D engine loads the corresponding resource in the common resource package and the extended resource package according to the resource configuration table.
Further, the cloud platform performs resource management by the following method: and making a model part related to skin changing of the 3D image, packaging the made model part through AssetBundle to form a resource package, and uploading the resource package to a cloud platform through a Unity3D engine.
A computer-readable storage medium, on which a computer program is stored, characterized in that the computer program is adapted to perform the steps of the above-mentioned method.
Compared with the prior art, the vehicle-mounted 3D image dynamic skin changing method, the device and the storage medium have the advantages that:
(1) the method can realize platform pushing updating and user autonomous updating, can effectively solve the problem of dynamic updating of the vehicle-mounted terminal 3D vehicle-mounted voice assistant image resources, and is suitable for updating the resource files for the vehicle-mounted voice assistant with the 3D image. The platform actively pushes and updates, operators can configure 3D images and resources thereof on the cloud platform according to different vehicle scenes, the vehicle end can keep communication with the cloud end after normal networking, updating and application of related resources are completed, and users can experience corresponding pushing and updating on the vehicle end.
(2) The platform actively pushes and updates, a host factory can conveniently serve vehicle end users better by combining the 3D image, the iterative 3D image can be dynamically updated according to different vehicle using scenes, such as operation activity pushing, holiday care greeting and the like, the appearance of the 3D image is improved in a targeted optimization mode, and the requirements of the users on anthropomorphic and emotional 3D image vehicle-mounted voice assistants are met.
(3) The method can also meet the requirement of independent updating of the user, and the user can update and manage personalized resources such as 3D image facial skin resources, clothing accessory resources and the like in the application of the vehicle-mounted assistant at the vehicle end. The user can update and change the skin independently, the personalized and diversified requirements of the user can be met, and the use experience of the user in using the vehicle-mounted 3D image is improved. In addition, the flexibility of the assistant is improved, and meanwhile, a larger operation space is expanded for the whole car factory. The user actively updates, the vehicle end can keep a child heart with the cloud after normal networking, the user can configure resources such as skin resources and clothes accessories for the 3D image in the application, and corresponding resource updates are pulled from the cloud platform to be applied to the 3D image.
Drawings
FIG. 1 is a flow chart of a dynamic skin changing method for a vehicle-mounted 3D image in an embodiment;
FIG. 2 is a detailed flowchart of an update from the cloud platform AssetBundle in an embodiment;
FIG. 3 is a flowchart illustrating resource update of a cloud platform according to an embodiment;
fig. 4 is an architecture diagram of the dynamic skin changing of the vehicle-mounted 3D image in the embodiment.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the drawings.
The embodiment is as follows:
as shown in fig. 1, the dynamic skin changing method for the vehicle-mounted 3D image provided in this embodiment includes two dynamic skin changing modes, one of which is dynamic skin changing from the cloud platform side, and the other is dynamic skin changing in vehicle-end application operation. The two dynamic skin changing modes are mutually cooperated, so that the user can have better dynamic skin changing experience under different conditions.
The dynamic skin changing from the cloud platform side comprises the following steps: step 1, after a 3D resource configuration table and a 3D resource package are manufactured through a server side, uploading the 3D resource configuration table and the 3D resource package to a cloud platform for management, and establishing user authentication management of the cloud platform and a vehicle end; step 2, in the starting process of the vehicle end, the cloud platform establishes authentication with the vehicle end, and after the authentication is successful, a checking and updating request is sent to the cloud platform through the vehicle end; step 3, the cloud platform checks whether the AssetBundle of the 3D image is updated according to the request of the vehicle end, if not, the 3D image of the vehicle-mounted voice packet assistant used at the vehicle end last time is used, and if the AssetBundle is updated, the next step is carried out; step 3, the cloud platform acquires a platform mark of the car terminal (the car terminal platform is Android under general conditions), downloads version information of the latest version of the platform client through the cloud platform, checks whether the version information can be updated by using the AssetBundle, and downloads AssetBundle resources of the latest version to the local through the server (namely sends AssetBundle update to the car terminal application) if the version can be updated by using the AssetBundle; after the resource downloading is finished, integrity check is carried out, and a local version number is changed; and 4, loading the updated resource through an API (application programming interface) provided by the Unity3D engine to complete the dynamic skin changing of the vehicle-end application.
As shown in fig. 1, in the operation process of the vehicle-end application, if the skin of the 3D image needs to be changed, the following steps are adopted: firstly, comparing whether corresponding resources exist in a local resource package, if so, directly loading the resources in the resource package through a Unity3D engine to be applied to the 3D image, and finishing image skin updating; if no corresponding resource exists locally, actively pulling a resource configuration table of the cloud platform, obtaining a corresponding resource downloading link according to the resource configuration table, downloading the corresponding resource from a resource link address, verifying the downloaded resource, and if the verification is passed, loading the downloaded resource into a 3D image through a Unity3D engine to realize dynamic skin changing of user personalized selection; and if the corresponding resource is not successfully downloaded from the resource link address or the downloaded resource is not verified, rolling back the 3D image of the previous version and informing the result of the resource application failure.
The 3D resource configuration table is a data mapping information table established between the cloud platform and a certain user, and data stored by the user in the vehicle terminal operation, image information used by the user and resource package and version information uploaded by the server are all synchronized into the data mapping table; the 3D resource packet is a public resource packet and an extended resource packet. The AssetBundle is essentially a compressed package that can contain models, maps, pre-forms, sounds, and even entire scenes, and in dynamic skin resurfacing mainly contains model parts for 3D visual resurfacing. When the vehicle end loads the updated resource through the API of the Unity3D engine, the Unity3D engine loads the corresponding resource in the public resource package and the extended resource package according to the resource configuration table.
As shown in fig. 3, the cloud platform performs resource management by: model parts (such as bones, models, maps and the like) related to the skin changing of the 3D image are manufactured, the manufactured model parts are packaged through the AssetBundle to form a resource package, and then the resource package is uploaded to a cloud platform through a Unity3D engine.
Fig. 1 is the framework schematic diagram of the dynamic skin changing of on-vehicle 3D image in this embodiment, and this framework includes the intelligent internet of things car assistant APP on application layer, and this APP is used for the user to use and manage resources such as the skin resource of the on-vehicle end 3D image, dress accessory, still includes the equipment layer on platform layer and car end, through network layer intercommunication between platform layer and the equipment layer, be equipped with user authentication module, version management module, public resource package, extension resource package and resource configuration table in the platform layer, the intelligent internet of things car assistant image show APP on equipment layer is the on-vehicle pronunciation assistant 3D image application on car end.
In this embodiment, token authentication is used for the management of the authentication information of the vehicle terminal user. Specifically, the user sends a request through a user name and a password, and after program verification in the server is completed, a signed token is returned to the car terminal to store the token, and the token is used for sending the request each time. And the server returns the resource data to the vehicle terminal after verifying the token successfully.
The present embodiment also provides a computer-readable storage medium having stored thereon a computer program for executing the steps of the above-mentioned method.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and although the present invention has been described in detail by referring to the preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions to the technical solutions of the present invention can be made without departing from the spirit and scope of the technical solutions, and all the modifications and equivalent substitutions should be covered by the claims of the present invention.
Claims (8)
1. A dynamic skin changing method for a vehicle-mounted 3D image is characterized by comprising the following steps: step 1, after a 3D resource configuration table and a 3D resource package are manufactured through a server side, uploading the 3D resource configuration table and the 3D resource package to a cloud platform for management, and establishing user authentication management of the cloud platform and a vehicle end; step 2, in the starting process of the vehicle end, the cloud platform establishes authentication with the vehicle end, and after the authentication is successful, a checking and updating request is sent to the cloud platform through the vehicle end; step 3, the cloud platform checks whether the AssetBundle of the 3D image is updated or not according to the vehicle end request, and if the AssetBundle is updated, the next step is carried out; and 3, the cloud platform sends an AssetBundle update to the vehicle-side application, and the vehicle side loads an update resource through an API (application programming interface) of the Unity3D engine to complete the dynamic skin changing of the vehicle-side application.
2. The dynamic skin changing method for the vehicle-mounted 3D image according to claim 1, wherein in the running process of the vehicle-mounted end application, if the 3D image needs to be changed, whether corresponding resources exist in a local resource package is firstly checked, if the corresponding resources exist, the local resource package is used, and the resources in the resource package are directly loaded to the 3D image through a Unity3D engine to complete the image skin updating; if no corresponding resource exists locally, actively pulling a resource configuration table of the cloud platform, obtaining a corresponding resource downloading link according to the resource configuration table, downloading the corresponding resource from a resource link address, verifying the downloaded resource, and if the verification is passed, loading the downloaded resource into a 3D image through a Unity3D engine to realize dynamic skin changing of user personalized selection.
3. The on-vehicle 3D character dynamic skinning method of claim 2, wherein if the downloading of the corresponding resource from the resource link address is unsuccessful or the verification of the downloaded resource is not passed, the previous version of the 3D character is rolled back and the result of the application failure of the resource is notified.
4. The dynamic skin resurfacing method for vehicle-mounted 3D images according to claim 1, wherein the 3D resource configuration table is a data mapping information table established between the cloud platform and a certain user, and data stored by the user in the vehicle terminal, image information used by the user, and resource package and version information uploaded by the service end are all synchronized into a data mapping table (to confirm whether the description is correct); the 3D resource packet is a public resource packet and an extended resource packet.
5. The dynamic skin resurfacing method for the vehicle-mounted 3D image according to claim 4, wherein after the cloud platform establishes authentication with the vehicle end, the cloud platform acquires a platform mark of the vehicle end, downloads version information of a latest version of the platform client through the cloud platform, and checks the version information before sending an AssetBundle update to the vehicle end application.
6. The on-vehicle 3D avatar dynamic skinning method of claim 5, wherein when the on-vehicle side loads the updated resources through the API of the Unity3D engine, the Unity3D engine loads the corresponding resources in the public resource package and the extended resource package according to the resource configuration table.
7. The on-vehicle 3D avatar dynamic skinning method of claim 1, wherein the cloud platform performs resource management by: and making a model part related to skin changing of the 3D image, packaging the made model part through AssetBundle to form a resource package, and uploading the resource package to a cloud platform through a Unity3D engine.
8. A computer-readable storage medium, on which a computer program is stored, characterized in that the computer program is executed by a processor for performing the method according to any of claims 1-7.
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