CN108549479B - Method and system for realizing multi-channel virtual reality and electronic equipment - Google Patents

Method and system for realizing multi-channel virtual reality and electronic equipment Download PDF

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Publication number
CN108549479B
CN108549479B CN201810188245.XA CN201810188245A CN108549479B CN 108549479 B CN108549479 B CN 108549479B CN 201810188245 A CN201810188245 A CN 201810188245A CN 108549479 B CN108549479 B CN 108549479B
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virtual scene
scene data
display
virtual
virtual reality
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CN108549479A (en
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徐欣
周振华
毕航
钱广璞
杨顺超
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Shanghai Electric Group Corp
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Shanghai Electric Group Corp
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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
    • G06F3/012—Head tracking input arrangements
    • 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
    • G06F9/44521—Dynamic linking or loading; Link editing at or after load time, e.g. Java class loading
    • G06F9/44526—Plug-ins; Add-ons
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T19/00—Manipulating 3D models or images for computer graphics
    • G06T19/006—Mixed reality

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  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Graphics (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • Processing Or Creating Images (AREA)
  • User Interface Of Digital Computer (AREA)

Abstract

The invention discloses a multi-channel virtual reality methodAn implementation method and system and electronic equipment. The implementation method comprises the following steps: s1Setting parameters of the virtual scene data according to different client types; s2And outputting the virtual scene data subjected to parameter setting to the corresponding client side through different display channels for display. The invention can provide immersive interactive experience for a plurality of users at the same time, and the user experience is good.

Description

Method and system for realizing multi-channel virtual reality and electronic equipment
Technical Field
The invention relates to the technical field of virtual reality, in particular to a method and a system for realizing multi-channel virtual reality applied to energy equipment system display and electronic equipment.
Background
Virtual Reality Technology (Virtual Reality Technology) is a comprehensive integration Technology, and occurs as a result of intersection and integration of computer graphics, human-computer interaction Technology, sensor Technology, human-computer interface Technology, and artificial intelligence Technology. It utilizes computer to generate various senses of lifelike three-dimensional vision, hearing, smell, etc. to make user naturally experience and interact with virtual reality world by means of proper device.
The virtual reality technology is one of the introduction technologies of future scientific development, and along with the continuous breakthrough of the hardware technology, the immersive experience brings perfect experience to people, and people can not clearly distinguish whether the virtual experience is virtual or real. However, the existing virtual reality system is realized through a single-channel desktop type virtual reality system, only one operator is supported to wear a virtual reality helmet for experience, multiple channels and multiple persons are not supported to experience simultaneously, and the user experience is general.
Disclosure of Invention
The invention provides a method and a system for realizing multi-channel virtual reality and electronic equipment, aiming at overcoming the defects that a virtual reality system in the prior art is realized through a single-channel desktop type virtual reality system, only one operator is supported to wear a virtual reality helmet for experience, multi-channel and multi-person experience is not supported, and user experience is common.
The invention solves the technical problems through the following technical scheme:
a method for realizing multi-channel virtual reality comprises the following steps:
S1setting parameters of the virtual scene data according to different client types;
S2and outputting the virtual scene data subjected to parameter setting to the corresponding client side through different display channels for display.
Preferably, the client types include at least two of:
the system comprises a 3D display screen, virtual reality helmet equipment and a 2D display;
step S1The method specifically comprises the following steps:
and setting parameters of the virtual scene data according to the screen resolutions of different client types.
Preferably, step S2The method specifically comprises the following steps:
outputting the parameter-set virtual scene data to the virtual reality helmet equipment based on a first Steam VR plug-in;
outputting the parameter-set virtual scene data to the 3D display screen and the 2D display based on a second Steam VR plug-in;
the first Steam VR plug-in and the second Steam VR plug-in have different preview display parameters.
Preferably, the implementation method further includes:
modifying the virtual scene data to change the visual angle of the virtual scene displayed by the client when receiving a moving instruction sent by the client; or modifying the virtual scene data to change the location of a virtual device in a virtual scene;
and/or modifying the virtual scene data to open or close or hide the virtual devices in the virtual scene when a control instruction sent by a client is received.
The invention also provides an electronic device, which comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the processor executes the computer program to realize the implementation method of the multi-channel virtual reality.
The invention also provides a system for realizing the multi-channel virtual reality, which comprises different types of clients and the electronic equipment;
the electronic equipment is used for carrying out parameter setting on the virtual scene data according to different client types and outputting the virtual scene data to corresponding clients through different display channels;
the client is used for displaying the virtual scene data.
Preferably, the client types include at least two of:
3D display screen, virtual reality helmet equipment and 2D display.
Preferably, the electronic device comprises a parameter setting module;
the parameter setting module is used for setting parameters of the virtual scene data according to screen resolutions of different client types.
Preferably, the electronic device further comprises an output module;
the output module is used for outputting the parameter-set virtual scene data to the virtual reality helmet equipment based on a first Steam VR plug-in, and outputting the parameter-set virtual scene data to the 3D display screen and the 2D display based on a second Steam VR plug-in;
the first Steam VR plug-in and the second Steam VR plug-in have different preview display parameters.
The positive progress effects of the invention are as follows: the invention can provide immersive interactive experience for a plurality of users at the same time, and the user experience is good.
Drawings
Fig. 1 is a flowchart of a method for implementing multi-channel virtual reality according to embodiment 1 of the present invention.
Fig. 2 is a schematic structural diagram of an electronic device according to embodiment 2 of the present invention.
Fig. 3 is a schematic block diagram of a system for implementing multi-channel virtual reality according to embodiment 3 of the present invention.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
Example 1
As shown in fig. 1, the method for implementing multi-channel virtual reality of the present embodiment includes the following steps:
step 101, setting parameters of virtual scene data according to different client types.
Wherein, the client can be a 3D display screen, a virtual reality helmet device, a 2D display and the like.
In this embodiment, step 101 specifically includes:
and setting parameters of the virtual scene data according to the screen resolutions of different client types.
The multi-channel implementation method of virtual reality in this embodiment may be applied to energy equipment system display, and before step 101, the implementation method further includes:
step 100, establishing a three-dimensional model of the energy equipment system and generating virtual scene data.
Specifically, virtual reality software is used for manufacturing virtual reality content and generating virtual scene data, a left image data and a right image data (virtual scene data) are rendered in real time by a rendering engine module of the virtual reality software by adding a plug-in which is supported by the virtual reality software and can realize left and right split screen of an image (the plug-in is programmed by C + + codes and is compatible with the software for manufacturing the virtual reality content). For example, the signal in the 3D display screen may output a left-right SPLIT mode of the image using a HORIZONTAL _ SPLIT mode supported by virtual reality content production software, the HORIZONTAL _ SPLIT mode being implemented by a C + + program, which belongs to one of OPENGL four-buffer stereoscopic modes. The images of the left and right division mode input into the 3D display screen can be synthesized into a 3D stereoscopic image by the 3D left and right format function of the 3D display screen, whereby the user wearing the polarized 3D glasses can view virtual reality contents in a stereoscopic form.
The modeling process of the three-dimensional model is described below by taking a sliding bearing test virtual reality system as an example:
adopt 3ds max to establish the three-dimensional model of slide bearing test virtual reality system, the slide bearing test virtual reality system includes: the system comprises a static loading system, a test bearing oil supply system, an oil return system, a support bearing oil-gas lubrication system, a motor driving system, a dynamic excitation system, a cooling system, a sliding bearing test system interactive interface, a factory building indoor environment and a factory building external environment.
The static loading system comprises components such as a corrugated pipe, a weighing sensor, a fixed support and the like; the test bearing oil supply system is composed of a test bearing oil supply and return system which is composed of an oil tank, an oil pumping motor, an oil conveying and return pipeline, a valve and other parts; the oil-gas lubrication system of the support bearing comprises components such as a gear pump with a control unit, an oil-gas mixing valve, an oil filter, an air control valve and the like; the motor driving system consists of a dragging motor, a torque sensor, a coupling and other parts; the dynamic excitation system consists of an electro-hydraulic excitation control box, an excitation body, an excitation rod and other parts; the cooling system is composed of parts such as a closed cooling tower, a cooling water pipeline, a heat exchanger and the like.
The indoor environment of the factory building comprises the ground, walls, windows, a control console, a computer, a conference room, tables and chairs, a container, a gantry crane, a trolley, an oil drum, a color steel roof and a ceiling lamp. The external environment of the factory building consists of roads, trees, high-rise buildings, traffic lights, greening fences, sky, sunset and beverage vending machines.
The interactive interface of the sliding bearing test virtual reality system is composed of buttons with three different colors, a green button can trigger the starting of the test system, a red button can trigger the closing of the test system, and a blue button can trigger the upper half shell of the hidden bearing body structure.
And 102, outputting the virtual scene data subjected to parameter setting to a corresponding client through different display channels for display.
Namely, according to the screen resolution requirements of a helmet display, a 3D display screen and a 2D display of virtual reality helmet equipment, three paths of virtual scene data are output in virtual reality content manufacturing software, and one path of virtual scene data is output to the helmet display; the other path is output to a 2D display of a common computer desktop; and inputting the third signal to the 3D display screen.
One possible implementation of step 102 is provided below:
outputting the virtual scene data subjected to parameter setting to virtual reality helmet equipment based on the first Steam VR plug-in; and outputting the virtual scene data subjected to parameter setting to a 3D display screen and a 2D display based on the second Steam VR plug-in.
That is, the virtual scene data is controlled by a Steam VR plug-in (a first Steam VR plug-in, a VR plug-in supported by virtual reality software), and the left-eye image data and the right-eye image data are transmitted to virtual reality helmet display equipment (one path of image data); and (3) modifying the preview function of the bottom part code of the Steam VR plug-in (open source code written in C + +) to obtain a second Steam VR plug-in. And the preview display parameters of the first Steam VR plug-in and the second Steam VR plug-in are different. The second Steam VR plug-in is used for outputting the virtual scene data to a computer host display card (such as an English giant display card) system, signals are set to be output to a 2D display and a 3D display of a computer in a computer display card system setting panel, and the 2D display and the 3D display are connected in an output interface of the computer host display card through HDMI (high definition multimedia interface) lines respectively, so that the other two paths of signals are output to different clients.
The content made by the virtual reality software is 4K resolution, and the resolution of the image input into the virtual reality helmet display device through the Steam VR plug-in is 2160 x 1200; the image resolution output to the computer host display card system by modifying the bottom layer code of the Steam V R plug-in is 4K, different terminal display settings are carried out in the Invitta display card system setting panel, the image resolution input to the 2D display is 1920 x 1200, and the image resolution input to the 3D display screen is 3840 x 2160.
Therefore, a plurality of users can simultaneously experience and observe the operation conditions of the energy equipment system, including the internal structure of large-scale complex equipment and the operation flow of a large-scale complex system, through virtual reality helmet equipment, polarized 3D glasses and a 2D display in an immersive mode.
In this embodiment, after the virtual scene data is displayed at the client, the user may adjust the viewing angle of the displayed virtual scene and control the virtual devices in the virtual scene. Specifically, the implementation method further includes:
when a moving instruction sent by a client is received, modifying virtual scene data to change the visual angle of a virtual scene displayed by the client; or modifying the virtual scene data to change the location of the virtual device in the virtual scene;
and/or modifying the virtual scene data to open or close or hide the virtual devices in the virtual scene when a control instruction sent by the client is received.
Taking the client as an example of virtual reality headgear equipment (including a handle, a helmet, and a locator), the locator can determine the position of the helmet and the handle. The operator can determine his orientation in the energy equipment system virtual reality scene through the handle. An operator wears the helmet and the hand-held handle, can control the user to move up and down back and forth and left and right in a virtual scene through the handle, and can trigger the realization of interactive functions such as starting, closing and hiding of virtual equipment in the energy equipment system through rays emitted by the handle.
Example 2
Fig. 2 is a schematic structural diagram of an electronic device according to embodiment 2 of the present invention. FIG. 2 illustrates a block diagram of an exemplary electronic device 10 suitable for use in implementing embodiments of the present invention. The electronic device 10 shown in fig. 2 is only an example and should not bring any limitations to the function and the scope of use of the embodiments of the present invention.
As shown in FIG. 2, the electronic device 10 may take the form of a general purpose computing device, which may be a server device, for example. The components of the electronic device 10 may include, but are not limited to: at least one processor 11, at least one memory 12, and a bus 13 connecting the various system components, including the memory 12 and the processor 11.
The bus 13 includes a data bus, an address bus, and a control bus.
Memory 12 may include volatile memory, such as Random Access Memory (RAM)121 and/or cache memory 122, and may further include Read Only Memory (ROM) 123.
Memory 12 may also include a program tool 125 having a set (at least one) of program modules 124, such program modules 124 including, but not limited to: an operating system, one or more application programs, other program modules, and program data, each of which, or some combination thereof, may comprise an implementation of a network environment.
The processor 11 executes various functional applications and data processing by running a computer program stored in the memory 12, such as the implementation method of multi-channel virtual reality provided in embodiment 1 of the present invention.
The electronic device 10 may also communicate with one or more external devices 14 (e.g., a keyboard, a pointing device, etc.). Such communication may be via an input/output (I/O) interface 15. Also, the electronic device 10 may communicate with one or more networks (e.g., a Local Area Network (LAN), a Wide Area Network (WAN), and/or a public network, such as the Internet) via the network adapter 16. The network adapter 16 communicates with other modules of the electronic device 10 over the bus 13. It should be understood that although not shown in the figures, other hardware and/or software modules may be used in conjunction with the electronic device 10, including but not limited to: microcode, device drivers, redundant processors, external disk drive arrays, RAID (disk array) systems, tape drives, and data backup storage systems, etc.
It should be noted that although in the above detailed description several units/modules or sub-units/modules of the electronic device are mentioned, such a division is merely exemplary and not mandatory. Indeed, the features and functionality of two or more of the units/modules described above may be embodied in one unit/module, according to embodiments of the application. Conversely, the features and functions of one unit/module described above may be further divided into embodiments by a plurality of units/modules.
Example 3
As shown in fig. 3, the system for implementing multi-channel virtual reality of the present embodiment includes: different types of clients and the electronic device 10 in embodiment 2.
Wherein the client type may be at least two of: a 3D display screen 20, virtual reality headgear 30, and a 2D display 40. The virtual reality headgear includes a headgear display, a handle, and a positioner. The head mounted display, the 2D display 40 and the 3D display screen 20 are all connected to the electronic device 10 through a connection line.
The electronic device 10 is configured to perform parameter setting on virtual scene data according to different client types and output the virtual scene data to corresponding clients through different display channels. Specifically, the electronic device comprises a parameter setting module and an output module. The parameter setting module is used for setting parameters of the virtual scene data according to the screen resolutions of different client types. The output module is used for outputting the virtual scene data subjected to parameter setting to the virtual reality helmet equipment based on the first Steam VR plug-in, and outputting the virtual scene data subjected to parameter setting to the 3D display screen and the 2D display based on the second Steam VR plug-in; and the preview display parameters of the first Steam VR plug-in and the second Steam VR plug-in are different.
The client (comprising a 3D display screen, virtual reality helmet equipment and a 2D display) is used for displaying virtual scene data. Taking a sliding bearing test virtual reality system (energy equipment system) as an example, the electronic device renders three-dimensional virtual reality scene data of the sliding bearing test virtual reality system to a 3D display screen, virtual reality helmet equipment and a 2D display in real time for display.
An operator can wear the helmet-mounted display to experience the energy equipment system virtual reality scene rendered in real time by the electronic device in an immersive mode. The locator determines the position of the operator in the virtual scene of the energy equipment system by transmitting infrared to locate the position of the head mounted display and the handle. The user can move in the virtual scene by wearing the helmet, observes the whole virtual scene, and can select the visual angle by 360 degrees. The operator can also control the operator to move up and down back and forth, left and right through the handle in the virtual scene, and the rays emitted by the handle trigger the realization of interactive functions such as starting, closing and hiding of virtual equipment of the energy equipment system.
Wherein the handle can realize different functions through 2 different handles. For example, the body in the virtual scene of the user is controlled to move up and down back and forth, left and right through a disc on a left handle to observe the whole virtual scene, a green button on an interactive interface of the sliding bearing test system is triggered to start the test system through rays emitted by a right handle, a red button is triggered to close the test system, and a blue button is triggered to hide or display the upper half shell structure of the bearing body. After an operator triggers the green button test system to start through right handle rays, the test system is started in sequence according to the following subsystems: the device comprises a static loading system, a test bearing oil supply system, an oil return system, a support bearing oil-gas lubrication system, a motor driving system, a dynamic excitation system and a cooling system. The operator triggers the red button test system to be closed through the right handle ray, and the subsystems are closed simultaneously. An operator triggers the blue button through right handle rays, the upper half shell body of the bearing body structure can be hidden, and the triggering again can be displayed.
The 2D display displays the virtual reality scene of the energy equipment system in a two-dimensional mode. The 2D display may also synchronously update the view that the operator sees in the virtual reality helmet. The 2D display may be a desktop display, for example. A user can observe each subsystem structure of the sliding bearing test system in the virtual scene through the desktop display.
The 3D display screen displays the virtual reality scene of the energy equipment system in a three-dimensional mode. The user can observe the virtual reality scene of the energy equipment system through the polarized 3D glasses. The 3D display screen can synchronously update the pictures seen by the operator in the virtual reality helmet.
The multichannel virtual reality realization system of this embodiment can provide immersive interactive experience for the multi-user simultaneously, and it is applicable to the virtual reality system of energy equipment system, realizes the running state simulation of whole energy equipment system to the operation details of lifelike three-dimensional scene demonstration system allow a plurality of users to observe experience through wearing virtual reality helmet equipment and 3D polarization formula glasses simultaneously, and carry out the interaction through the equipment in handheld device and the virtual scene.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.

Claims (6)

1. A method for realizing multi-channel virtual reality is characterized by comprising the following steps:
S1setting parameters of the virtual scene data according to different client types;
S2outputting the virtual scene data subjected to parameter setting to corresponding clients through different display channels for display;
the client types include at least two of:
the system comprises a 3D display screen, virtual reality helmet equipment and a 2D display;
step S1The method specifically comprises the following steps:
and setting parameters of the virtual scene data according to the screen resolutions of different client types.
2. Method for implementing a multi-channel virtual reality according to claim 1, characterized in that step S2The method specifically comprises the following steps:
outputting the parameter-set virtual scene data to the virtual reality helmet equipment based on a first Steam VR plug-in;
outputting the parameter-set virtual scene data to the 3D display screen and the 2D display based on a second Steam VR plug-in;
the first Steam VR plug-in and the second Steam VR plug-in have different preview display parameters.
3. The method of claim 1, wherein the method further comprises:
modifying the virtual scene data to change the visual angle of the virtual scene displayed by the client when receiving a moving instruction sent by the client; or modifying the virtual scene data to change the location of a virtual device in a virtual scene;
and/or modifying the virtual scene data to open or close or hide the virtual devices in the virtual scene when a control instruction sent by a client is received.
4. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the method for implementing multi-channel virtual reality according to any one of claims 1 to 3 when executing the computer program.
5. An implementation system of multi-channel virtual reality, characterized in that the implementation system comprises different types of clients and the electronic device of claim 4;
the electronic equipment is used for carrying out parameter setting on the virtual scene data according to different client types and outputting the virtual scene data to corresponding clients through different display channels;
the client is used for displaying the virtual scene data;
the client types include at least two of:
the system comprises a 3D display screen, virtual reality helmet equipment and a 2D display;
the electronic equipment comprises a parameter setting module;
the parameter setting module is used for setting parameters of the virtual scene data according to screen resolutions of different client types.
6. The system for implementing multi-channel virtual reality of claim 5, wherein the electronic device further comprises an output module;
the output module is used for outputting the parameter-set virtual scene data to the virtual reality helmet equipment based on a first Steam VR plug-in, and outputting the parameter-set virtual scene data to the 3D display screen and the 2D display based on a second Steam VR plug-in;
the first Steam VR plug-in and the second Steam VR plug-in have different preview display parameters.
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