CN113419344A - Interpupillary distance adjusting method of virtual reality device, virtual reality device and medium - Google Patents
Interpupillary distance adjusting method of virtual reality device, virtual reality device and medium Download PDFInfo
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- 210000001747 pupil Anatomy 0.000 claims abstract description 124
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- 210000003128 head Anatomy 0.000 description 14
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- G—PHYSICS
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- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0172—Head mounted characterised by optical features
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0176—Head mounted characterised by mechanical features
Abstract
The invention discloses a pupil distance adjusting method of a virtual reality device, the virtual reality device and a readable storage medium, wherein the virtual reality device comprises a first display module, a second display module and a driving device, and the pupil distance adjusting method of the virtual reality device comprises the following steps: acquiring the pupil distance of a user; acquiring a center distance between the first display module and the second display module, wherein the center distance is a distance between the center of the first display module and the center of the second display module; according to the interpupillary distance with the difference control between the central distance drive arrangement drive first display module assembly and the motion of second display module assembly to the adjustment first display module assembly with central distance between the second display module assembly has improved virtual reality device's practicality.
Description
Technical Field
The invention relates to the technical field of virtual reality, in particular to a pupil distance adjusting method of a virtual reality device, the virtual reality device and a readable storage medium.
Background
Most Virtual Reality (VR) devices are head-mounted displays, i.e., VR head displays, specifically, VR head displays at least include a left display module and a right display module. Because the VR head is a near-to-eye display device and in order for the user to feel an obvious three-dimensional effect, the distance between the center of the left display module and the center of the right display module (i.e., the interpupillary distance of the VR head) is required to be the same as the interpupillary distance of human eyes, otherwise, the three-dimensional effect seen by the user may generate ghosts.
Because different users have different interpupillary distances, different users need to manually adjust the interpupillary distance of the VR head display before using the VR head display to adapt to the interpupillary distance of the users, and the accuracy of the adjusting method is poor, so that the practicability of the VR head display is reduced.
The above is only for the purpose of assisting understanding of the technical aspects of the present invention, and does not represent an admission that the above is prior art.
Disclosure of Invention
The invention mainly aims to provide a pupil distance adjusting method of a virtual reality device, the virtual reality device and a readable storage medium, and aims to improve the practicability of the virtual reality device.
In order to achieve the above object, the present invention provides a method for adjusting the interpupillary distance of a virtual reality device, the virtual reality device including a first display module, a second display module, and a driving device, the method for adjusting the interpupillary distance of the virtual reality device including the steps of:
acquiring the pupil distance of a user;
acquiring a center distance between the first display module and the second display module, wherein the center distance is a distance between the center of the first display module and the center of the second display module;
and controlling the driving device to drive the first display module and the second display module to move according to the difference value between the pupil distance and the central distance so as to adjust the central distance between the first display module and the second display module.
Optionally, the driving device includes a stepping motor, and the step of controlling the driving device to drive the first display module and the second display module to move according to the difference between the interpupillary distance and the central distance includes:
acquiring a difference value between the pupil distance and the central distance;
acquiring the rotation step length of the stepping motor according to the difference value;
and controlling the stepping motor to rotate the rotating step length so as to drive the first display module and the second display module to move by a distance corresponding to the rotating step length.
Optionally, wherein the step of controlling the stepper motor to rotate the rotation step comprises:
when the interpupillary distance is larger than the central distance, controlling the stepping motor to rotate the rotation step length in the forward direction to increase the central distance to the interpupillary distance;
and when the interpupillary distance is smaller than the central distance, controlling the stepping motor to rotate reversely to the rotating step length so as to reduce the central distance to the interpupillary distance.
Optionally, before the step of controlling the driving device to drive the first display module and the second display module to move according to the difference between the interpupillary distance and the central distance, the method further includes:
and when the absolute value of the difference value is larger than a preset difference value, controlling the driving device to drive the first display module and the second display module to move according to the difference value between the interpupillary distance and the central distance.
Optionally, the virtual reality device further includes a slide rheostat, a slide sheet of the slide rheostat is connected to the first display module or the second display module, and the step of obtaining the center distance between the first display module and the second display module includes:
acquiring a voltage value of the slide rheostat;
and calculating the center distance between the first display module and the second display module according to the voltage value.
Optionally, the step of acquiring the interpupillary distance of the user comprises:
acquiring an eye image of a user;
determining a left pupil and a right pupil according to the eye image;
and acquiring the distance between the left pupil and the right pupil, and taking the acquired distance as the pupil distance.
Optionally, before the step of acquiring an eye image of the user, the method further includes:
acquiring a user identifier, wherein the user identifier comprises at least one of iris information, fingerprint information and face information;
acquiring a pupil distance corresponding to the user identification;
and taking the pupil distance as the pupil distance of the user.
Optionally, after the step of obtaining the interpupillary distance corresponding to the user identifier, the method further includes:
when the interpupillary distance corresponding to the user identification does not exist, the step of acquiring the eye image of the user is executed;
after the step of controlling the driving device to drive the first display module and the second display module to move according to the difference between the interpupillary distance and the central distance, the method further comprises the following steps:
and storing the user identification in association with the interpupillary distance.
In addition, to achieve the above object, the present invention further provides a virtual reality apparatus, including: the virtual reality device comprises a memory, a processor and a pupil distance adjusting program stored in the memory and capable of being operated on the processor, wherein the pupil distance adjusting program realizes the steps of the pupil distance adjusting method of the virtual reality device when being executed by the processor.
In order to achieve the above object, the present invention further provides a readable storage medium having a pupil distance adjusting program stored thereon, wherein the pupil distance adjusting program, when executed by a processor, implements the steps of the pupil distance adjusting method of the virtual reality device as described above.
The embodiment of the invention provides a pupil distance adjusting method of a virtual reality device, the virtual reality device and a readable storage medium, wherein the virtual reality device comprises a first display module, a second display module and a driving device, and the pupil distance adjusting method of the virtual reality device comprises the following steps: acquiring the pupil distance of a user; acquiring a center distance between the first display module and the second display module, wherein the center distance is a distance between the center of the first display module and the center of the second display module; according to the interpupillary distance with the difference control between the central distance drive arrangement drive first display module assembly and the motion of second display module assembly to the adjustment first display module assembly with central distance between the second display module assembly has improved virtual reality device's practicality.
Drawings
Fig. 1 is a schematic diagram of a hardware architecture of a virtual reality device according to an embodiment of the present invention;
fig. 2 is a schematic flowchart of a interpupillary distance adjusting method of a virtual reality apparatus according to a first embodiment of the present invention;
fig. 3 is a schematic flowchart of a pupil distance adjusting method of a virtual reality apparatus according to a second embodiment of the present invention;
fig. 4 is a schematic flowchart of a interpupillary distance adjusting method of a virtual reality apparatus according to a third embodiment of the present invention;
fig. 5 is a schematic flowchart of a pupil distance adjusting method of a virtual reality apparatus according to a fourth embodiment of the present invention;
fig. 6 is a schematic flowchart of a fifth embodiment of the interpupillary distance adjusting method of the virtual reality apparatus according to the present invention;
fig. 7 is a schematic flowchart of a pupil distance adjusting method of a virtual reality apparatus according to a sixth embodiment of the present invention;
fig. 8 is a schematic flowchart of a pupil distance adjustment method of a virtual reality apparatus according to a seventh embodiment of the present invention.
The implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Most Virtual Reality (VR) devices are head-mounted displays, i.e., VR head displays, specifically, VR head displays at least include a left display module and a right display module. Because the VR head is a near-to-eye display device and in order for the user to feel an obvious three-dimensional effect, the distance between the center of the left display module and the center of the right display module (i.e., the interpupillary distance of the VR head) is required to be the same as the interpupillary distance of human eyes, otherwise, the three-dimensional effect seen by the user may generate ghosts.
Because different users have different interpupillary distances, different users need to manually adjust the interpupillary distance of the VR head display before using the VR head display to adapt to the interpupillary distance of the users, and the accuracy of the adjusting method is poor, so that the practicability of the VR head display is reduced.
In order to solve the above-mentioned drawbacks, an embodiment of the present invention provides a pupil distance adjusting method of a virtual reality device, the virtual reality device, and a readable storage medium, where the virtual reality device includes a first display module, a second display module, and a driving device, and the pupil distance adjusting method of the virtual reality device mainly includes the following steps:
acquiring the pupil distance of a user;
acquiring a center distance between the first display module and the second display module, wherein the center distance is a distance between the center of the first display module and the center of the second display module;
and controlling the driving device to drive the first display module and the second display module to move according to the difference value between the pupil distance and the central distance so as to adjust the central distance between the first display module and the second display module.
Through the interpupillary distance that acquires user's interpupillary distance and virtual reality device's central distance (being the interpupillary distance of virtual reality device), then according to the difference control drive arrangement between interpupillary distance and the central distance to remove through first display module assembly of drive arrangement drive and second display module assembly, thereby adjust first display module assembly with distance between the second display module assembly makes the central distance of virtual reality device unanimous with user's interpupillary distance, has guaranteed the accuracy that the interpupillary distance of virtual reality device adjusted to and the display effect of virtual reality device, improved the practicality of virtual reality device.
As shown in fig. 1, fig. 1 is a schematic diagram of a hardware architecture of a virtual reality device according to an embodiment of the present invention.
As shown in fig. 1, the virtual reality apparatus may include: a processor 1001, such as a CPU, a user interface 1003, a network interface 1004, a memory 1005, a communication bus 1002. Wherein a communication bus 1002 is used to enable connective communication between these components. The user interface 1003 may include a Display module (Display), an input unit such as a key, and the like, and the optional user interface 1003 may also include a standard wired interface, a wireless interface. The network interface 1004 may optionally include a standard wired interface, a wireless interface (e.g., WI-FI interface). The memory 1005 may be a high-speed RAM memory or a non-volatile memory (e.g., a magnetic disk memory). The memory 1005 may alternatively be a storage device separate from the processor 1001.
Those skilled in the art will appreciate that the hardware architecture of the virtual reality device shown in fig. 1 does not constitute a limitation of the virtual reality device, and may include more or fewer components than those shown, or some components in combination, or a different arrangement of components.
As shown in fig. 1, a memory 1005, which is a kind of computer storage medium, may include therein an operating system, a network communication module, a user interface module, and a pupil distance adjusting program.
In the virtual reality device shown in fig. 1, the network interface 1004 is mainly used for connecting to a backend server and communicating with the backend server; the processor 1001 may be configured to invoke a interpupillary distance adjustment program stored in the memory 1005 and perform the following operations:
acquiring the pupil distance of a user;
acquiring a center distance between the first display module and the second display module, wherein the center distance is a distance between the center of the first display module and the center of the second display module;
and controlling the driving device to drive the first display module and the second display module to move according to the difference value between the pupil distance and the central distance so as to adjust the central distance between the first display module and the second display module.
Further, the processor 1001 may be configured to invoke a pupil distance adjustment program stored in the memory 1005, and further perform the following operations:
acquiring a difference value between the pupil distance and the central distance;
acquiring the rotation step length of the stepping motor according to the difference value;
and controlling the stepping motor to rotate the rotating step length so as to drive the first display module and the second display module to move by a distance corresponding to the rotating step length.
Further, the processor 1001 may be configured to invoke a pupil distance adjustment program stored in the memory 1005, and further perform the following operations:
when the interpupillary distance is larger than the central distance, controlling the stepping motor to rotate the rotation step length in the forward direction to increase the central distance to the interpupillary distance;
and when the interpupillary distance is smaller than the central distance, controlling the stepping motor to rotate reversely to the rotating step length so as to reduce the central distance to the interpupillary distance.
Further, the processor 1001 may be configured to invoke a pupil distance adjustment program stored in the memory 1005, and further perform the following operations:
and when the absolute value of the difference value is larger than a preset difference value, controlling the driving device to drive the first display module and the second display module to move according to the difference value between the interpupillary distance and the central distance.
Further, the processor 1001 may be configured to invoke a pupil distance adjustment program stored in the memory 1005, and further perform the following operations:
acquiring a voltage value of the slide rheostat;
and calculating the center distance between the first display module and the second display module according to the voltage value.
Further, the processor 1001 may be configured to invoke a pupil distance adjustment program stored in the memory 1005, and further perform the following operations:
acquiring an eye image of a user;
determining a left pupil and a right pupil according to the eye image;
and acquiring the distance between the left pupil and the right pupil, and taking the acquired distance as the pupil distance.
Further, the processor 1001 may be configured to invoke a pupil distance adjustment program stored in the memory 1005, and further perform the following operations:
acquiring a user identifier, wherein the user identifier comprises at least one of iris information, fingerprint information and face information;
acquiring a pupil distance corresponding to the user identification;
and taking the pupil distance as the pupil distance of the user.
Further, the processor 1001 may be configured to invoke a pupil distance adjustment program stored in the memory 1005, and further perform the following operations:
when the interpupillary distance corresponding to the user identification does not exist, the step of acquiring the eye image of the user is executed;
after the step of controlling the driving device to drive the first display module and the second display module to move according to the difference between the interpupillary distance and the central distance, the method further comprises the following steps:
and storing the user identification in association with the interpupillary distance.
As shown in fig. 2, fig. 2 is a schematic flowchart of a first embodiment of a method for adjusting a pupil distance of a virtual reality device according to the present invention, where in the first embodiment of the method for adjusting a pupil distance of a virtual reality device according to the present invention, the method for adjusting a pupil distance of a virtual reality device includes the following steps:
step S10, obtaining the interpupillary distance of the user;
step S20, obtaining a center distance between the first display module and the second display module, wherein the center distance is a distance between the center of the first display module and the center of the second display module;
step S30, controlling the driving device to drive the first display module and the second display module to move according to the difference between the interpupillary distance and the center distance, so as to adjust the center distance between the first display module and the second display module.
In this embodiment, the virtual reality device includes first display module assembly, second display module assembly and drive arrangement, and wherein, drive arrangement is connected with first display module assembly, second display module assembly respectively to through the reverse motion of drive arrangement drive first display module assembly and second display module assembly. Optionally, the driving device may be connected to the first display module through the first transmission device, and connected to the second display module through the second transmission device, and a reverse gear is disposed on the transmission device corresponding to the first display module or the second display module, so that the first display module and the second display module move in a reverse direction when the driving device drives the first display module and the second display module.
The pupil distance of the user is the distance between the left eye pupil and the right eye pupil of the current user; the central distance is the distance between the center of first display module assembly and the center of second display module assembly, also can be called the interpupillary distance of virtual reality device, and optionally, the center of display module assembly can be the optical axis of display module assembly.
After the virtual reality device starts, the processor acquires the interpupillary distance of the user, then acquires the distance between the center of the first display module and the center of the second display module, and takes the distance as the center distance between the first display module and the second display module. Optionally, the virtual reality device further includes a distance measuring device, and the processor obtains a center distance of the virtual reality device by obtaining distance measuring data of the distance measuring device. The processor acquires a difference value between the pupil distance and the central distance, acquires a control parameter of the driving device according to the acquired difference value, and controls the driving device to drive the first display module and the second display module to move according to the control parameter so as to adjust the distance between the first display module and the second display module, so that the central distance of the virtual reality device is consistent with the pupil distance of a user.
In the technical scheme disclosed in this embodiment, through the central distance that acquires user's interpupillary distance and virtual reality device (being the interpupillary distance of virtual reality device), then according to the difference control drive arrangement between interpupillary distance and the central distance to remove through first display module assembly of drive arrangement drive and second display module assembly, thereby adjust first display module assembly with distance between the second display module assembly makes the central distance of virtual reality device unanimous with user's interpupillary distance, has guaranteed the accuracy of virtual reality device's interpupillary distance regulation to and the display effect of virtual reality device, improved the practicality of virtual reality device.
Optionally, as shown in fig. 3, fig. 3 is a schematic flowchart of a second embodiment of the pupil distance adjusting method of the virtual reality device according to the present invention, and based on the first embodiment, in the second embodiment of the pupil distance adjusting method of the virtual reality device according to the present invention, the step S30 further includes:
step S31, acquiring a difference value between the interpupillary distance and the center distance;
step S32, obtaining the rotation step length of the stepping motor according to the difference value;
and S33, controlling the stepping motor to rotate the rotation step length so as to drive the first display module and the second display module to move by a distance corresponding to the rotation step length.
In this embodiment, the driving device may be a stepping motor, and the processor first obtains a difference between the interpupillary distance and the central distance, and then obtains a rotation step length of the stepping motor according to the difference.
Exemplarily, the stepping motor rotates forward for one circle, the center distance increases by 1mm, that is, the first display module and the second display module move outward by 0.5mm, respectively, (setting the center of the connection line between the first display module and the second display module as the center point, the first display module and the second display module both move away from the center point); on the contrary, the stepping motor rotates in a reverse direction for one circle, the center distance is reduced by 1mm, that is, the first display module and the second display module move inward by 0.5mm respectively, (the connecting line center between the first display module and the second display module is set as the center point, the first display module and the second display module both move toward the direction of the center point), which are distance descriptions.
The processor controls the rotation step length of the stepping motor so that the first display module and the second display module move by a distance corresponding to the rotation step length.
In the technical scheme disclosed in this embodiment, the driving device is set as the stepping motor, and the mapping relationship between the rotation step length and the moving distance is determined to acquire the rotation step length corresponding to the current difference value, so that the accuracy of the interpupillary distance adjustment of the virtual reality device and the display effect of the virtual reality device are ensured, and the practicability of the virtual reality device is improved.
Optionally, as shown in fig. 4, fig. 4 is a schematic flowchart of a third embodiment of the pupil distance adjusting method of the virtual reality device according to the present invention, and based on the second embodiment, in the third embodiment of the pupil distance adjusting method of the virtual reality device according to the present invention, the step S33 further includes:
step S331, when the interpupillary distance is larger than the central distance, controlling the stepping motor to rotate the rotation step length in the forward direction so as to increase the central distance to the interpupillary distance;
and S332, when the interpupillary distance is smaller than the central distance, controlling the stepping motor to rotate the rotation step length in the reverse direction so as to reduce the central distance to the interpupillary distance.
In this embodiment, the processor compares the pupil distance with the center distance, and when the pupil distance is greater than the center distance, uses the forward rotation as the rotation direction of the stepping motor, and controls the forward rotation step length of the stepping motor, so that the first display module and the second display module both move away from the center point by the distance corresponding to the rotation step length, thereby increasing the center distance to be consistent with the pupil distance; on the contrary, when the interpupillary distance is less than the central distance, with the rotation direction of reversal rotation as step motor to control step motor reversal rotation and rotate the step length, so that first display module assembly and second display module all rotate the distance that the step length corresponds towards the direction motion of central point, thereby reduce central distance to unanimous with the interpupillary distance.
In the technical scheme disclosed in this embodiment, through confirming step motor's direction of rotation, guaranteed the accuracy of virtual reality device's interpupillary distance adjustment to and virtual reality device's display effect, improved virtual reality device's practicality.
Optionally, as shown in fig. 5, fig. 5 is a schematic flowchart of a fourth embodiment of the pupil distance adjusting method of the virtual reality device according to the present invention, and based on the first embodiment, in the fourth embodiment of the pupil distance adjusting method of the virtual reality device according to the present invention, before the step S30, the method further includes:
and step S40, when the absolute value of the difference is greater than a preset difference, executing the step of controlling the driving device to drive the first display module and the second display module to move according to the difference between the interpupillary distance and the center distance.
In this embodiment, the preset difference value is a maximum difference value between the pupil distance of the user and the pupil distance of the virtual reality device when the virtual reality device normally displays.
The processor acquires an absolute value of a difference value after acquiring the difference value between the interpupillary distance and the central distance, compares the absolute value of the difference value with a preset difference value, and judges that the virtual reality device does not need to adjust the interpupillary distance when the absolute value of the difference value is smaller than or equal to the preset difference value; and when the absolute value of the difference is larger than the preset difference, judging that the virtual reality device needs to adjust the interpupillary distance, and then executing the process of controlling the driving device.
In the technical scheme disclosed in this embodiment, through setting up the preset difference, when the difference is less, do not adjust the interpupillary distance of virtual reality device, avoided meaningless interpupillary distance accommodation process, improved the interpupillary distance adjustment efficiency of virtual reality device.
Optionally, as shown in fig. 6, fig. 6 is a schematic flowchart of a fifth embodiment of the pupil distance adjusting method of the virtual reality device according to the present invention, and based on the first embodiment, in the fifth embodiment of the pupil distance adjusting method of the virtual reality device according to the present invention, the step S20 further includes:
step S21, acquiring the voltage value of the slide rheostat;
and step S22, calculating the center distance between the first display module and the second display module according to the voltage value.
In this embodiment, the virtual reality device further includes a distance measuring device, which may be, for example, a slide rheostat, and specifically, a slide sheet of the slide rheostat is connected to the first display module or the second display module, and the slide sheet of the slide rheostat is moved by mechanical transmission when the first display module or the second display module connected to the slide rheostat moves.
The processor obtains the voltage value of the slide rheostat, and then calculates the center distance between the first display module and the second display module according to the voltage value and a preset calculation formula.
Illustratively, the preset calculation formula may be
Wherein, D istThe distance between the center of the first display module and the center of the second display module; dminThe minimum distance between the center of the first display module and the center of the second display module; drangeThe adjustable distance between the center of the first display module and the center of the second display module is the difference between the maximum distance and the minimum distance between the center of the first display module and the center of the second display module; vmaxThe maximum voltage value of the slide rheostat; vminIs the minimum voltage value of the sliding rheostat; vtIs the current voltage value of the sliding resistor.
In the technical scheme disclosed in this embodiment, the sliding sheet of the sliding rheostat is connected with the first display module or the second display module, so that the interpupillary distance of the virtual reality device is determined according to the voltage value of the sliding rheostat, and the accuracy of the obtained interpupillary distance of the virtual reality device is improved.
Optionally, as shown in fig. 7, fig. 7 is a flowchart illustrating a sixth embodiment of the pupil distance adjusting method of the virtual reality device according to the present invention, and based on the first embodiment, in the sixth embodiment of the pupil distance adjusting method of the virtual reality device according to the present invention, the step S10 further includes:
step S11, acquiring an eye image of the user;
step S12, determining a left pupil and a right pupil according to the eye image;
step S13, acquiring a distance between the left pupil and the right pupil, and taking the acquired distance as the interpupillary distance.
In this embodiment, the processor first acquires an eye image of a user, then determines a left pupil and a right pupil of the user according to the acquired eye image, then acquires a distance between the left pupil and the right pupil according to a position of the left pupil and a position of the right pupil, and takes the acquired distance as a pupil distance of the user.
Correspondingly, the virtual reality device further comprises a camera device and an infrared display device to form light spots on the eyes of the user, so that the eye images with the light spots are obtained, then the left pupil and the right pupil of the user are determined according to the light spots, and the accuracy of determining the pupils of the user is improved.
In the technical scheme disclosed in this embodiment, through setting up camera device to acquire current user's interpupillary distance, carry out virtual reality device's interpupillary distance according to the interpupillary distance of acquireing again and adjust, guaranteed virtual reality device's interpupillary distance adjustment's accuracy, and virtual reality device's display effect, improved virtual reality device's practicality.
Optionally, as shown in fig. 8, fig. 8 is a schematic flowchart of a seventh embodiment of the pupil distance adjusting method of the virtual reality device according to the present invention, and based on the sixth embodiment, in the seventh embodiment of the pupil distance adjusting method of the virtual reality device according to the present invention, before the step S11, the method further includes:
step S14, obtaining a user identification, wherein the user identification comprises at least one of iris information, fingerprint information and face information;
step S15, obtaining the interpupillary distance corresponding to the user identification;
and step S16, taking the pupil distance as the pupil distance of the user.
In this embodiment, the user identifier includes at least one of iris information, fingerprint information, and face information, and a mapping relationship between the user identifier and the pupil distance of the user is stored in the memory.
After the virtual reality device is started, the processor firstly acquires the user identification, exemplarily, the iris information of the current user can be acquired through the camera device, then the pupil distance corresponding to the iris information is acquired in the memory, and the acquired pupil distance is used as the pupil distance of the user.
In the technical scheme disclosed in this embodiment, through presetting the mapping relation between user identification and interpupillary distance, avoid starting the process that virtual display device all measured user's interpupillary distance at every turn, improved virtual reality device's interpupillary distance adjustment efficiency.
Optionally, after the step S16, the method further includes:
step S17, when there is no interpupillary distance corresponding to the user identifier, executing the step of acquiring the eye image of the user;
after the step S30, the method further includes:
and step S50, storing the user identification and the interpupillary distance in a related mode.
In this embodiment, when the pupil distance corresponding to the user identifier does not exist in the memory, the processor executes the process of acquiring the pupil distance of the current user in real time; and after the pupil distance adjustment is finished, the user identification of the current user and the pupil distance of the current user are stored in a correlated mode, so that the process of measuring the pupil distance is reduced when the user uses the virtual reality device subsequently.
In the technical scheme disclosed in this embodiment, through presetting the mapping relation between user identification and interpupillary distance, avoid starting the process that virtual display device all measured user's interpupillary distance at every turn, improved virtual reality device's interpupillary distance adjustment efficiency.
In addition, an embodiment of the present invention further provides a virtual reality apparatus, where the virtual reality apparatus includes a memory, a processor, and a pupil distance adjustment program that is stored in the memory and is executable on the processor, and when the pupil distance adjustment program is executed by the processor, the method for adjusting the pupil distance of the virtual reality apparatus according to the above embodiments is implemented.
In addition, an embodiment of the present invention further provides a readable storage medium, where a pupil distance adjusting program is stored, and the pupil distance adjusting program, when executed by a processor, implements the steps of the pupil distance adjusting method of the virtual reality device according to the above embodiments.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium (e.g. ROM/RAM, magnetic disk, optical disk) as described above and includes instructions for enabling a virtual reality device (e.g. VR head-up, etc.) to execute the method according to the embodiments of the present invention.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a virtual reality device's interpupillary distance adjusting method, its characterized in that, virtual reality device includes first display module assembly, second display module assembly and drive arrangement, virtual reality device's interpupillary distance adjusting method includes following step:
acquiring the pupil distance of a user;
acquiring a center distance between the first display module and the second display module, wherein the center distance is a distance between the center of the first display module and the center of the second display module;
and controlling the driving device to drive the first display module and the second display module to move according to the difference value between the pupil distance and the central distance so as to adjust the central distance between the first display module and the second display module.
2. The method of adjusting interpupillary distance of a virtual reality device according to claim 1, wherein the driving device comprises a stepping motor, and the step of controlling the driving device to drive the first display module and the second display module to move according to the difference between the interpupillary distance and the center distance comprises:
acquiring a difference value between the pupil distance and the central distance;
acquiring the rotation step length of the stepping motor according to the difference value;
and controlling the stepping motor to rotate the rotating step length so as to drive the first display module and the second display module to move by a distance corresponding to the rotating step length.
3. The interpupillary distance adjustment method of a virtual reality device according to claim 2, wherein the step of controlling the step motor to rotate the rotation step comprises:
when the interpupillary distance is larger than the central distance, controlling the stepping motor to rotate the rotation step length in the forward direction to increase the central distance to the interpupillary distance;
and when the interpupillary distance is smaller than the central distance, controlling the stepping motor to rotate reversely to the rotating step length so as to reduce the central distance to the interpupillary distance.
4. The method for adjusting interpupillary distance of a virtual reality device according to claim 1, wherein the step of controlling the driving device to drive the first display module and the second display module to move according to the difference between the interpupillary distance and the center distance further comprises:
and when the absolute value of the difference value is larger than a preset difference value, controlling the driving device to drive the first display module and the second display module to move according to the difference value between the interpupillary distance and the central distance.
5. The method of adjusting interpupillary distance of a virtual reality device according to claim 1, wherein the virtual reality device further comprises a slide rheostat, a slide of the slide rheostat is connected to the first display module or the second display module, and the step of obtaining the center distance between the first display module and the second display module comprises:
acquiring a voltage value of the slide rheostat;
and calculating the center distance between the first display module and the second display module according to the voltage value.
6. The interpupillary distance adjustment method of a virtual reality device according to claim 1, wherein the step of acquiring the interpupillary distance of the user comprises:
acquiring an eye image of a user;
determining a left pupil and a right pupil according to the eye image;
and acquiring the distance between the left pupil and the right pupil, and taking the acquired distance as the pupil distance.
7. The interpupillary distance adjustment method of a virtual reality device according to claim 6, wherein the step of acquiring the eye image of the user further comprises, before the step of acquiring the eye image of the user:
acquiring a user identifier, wherein the user identifier comprises at least one of iris information, fingerprint information and face information;
acquiring a pupil distance corresponding to the user identification;
and taking the pupil distance as the pupil distance of the user.
8. The method of adjusting interpupillary distance of a virtual reality device according to claim 7, wherein the step of obtaining the interpupillary distance corresponding to the user identifier further comprises:
when the interpupillary distance corresponding to the user identification does not exist, the step of acquiring the eye image of the user is executed;
after the step of controlling the driving device to drive the first display module and the second display module to move according to the difference between the interpupillary distance and the central distance, the method further comprises the following steps:
and storing the user identification in association with the interpupillary distance.
9. A virtual reality device, comprising: a memory, a processor, and a pupil distance adjustment program stored on the memory and executable on the processor, the pupil distance adjustment program when executed by the processor implementing the steps of the pupil distance adjustment method of the virtual reality device according to any one of claims 1 to 8.
10. A readable storage medium having stored thereon a pupil distance adjustment program which, when executed by a processor, implements the steps of the pupil distance adjustment method of a virtual reality device according to any one of claims 1 to 8.
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