IP Library Granted Patent US 11,295,518
Granted Patent B2
US 11,295,518 · App. 17/195,393 · Granted Apr 5, 2022

Centralized rendering

Inventor: Praveen Babu J D (Plantation, FL)
Assignee: Magic Leap, Inc.
G06T17/005G06T15/80G06T19/006G06T15/005G06T2210/21G06T2210/61
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Quick Facts
Patent No.
US 11,295,518
App. No.
17/195,393
Granted
Apr 5, 2022
Kind
B2
Abstract

A method is disclosed, the method comprising the steps of receiving, from a first client application, first graphical data comprising a first node; receiving, from a second client application independent of the first client application, second graphical data comprising a second node; and generating a scenegraph, wherein the scenegraph describes a hierarchical relationship between the first node and the second node according to visual occlusion relative to a perspective from a display.

Claims (36)

1. A method comprising:

communicating, from a first client application to a computer system, the computer system in communication with a second client application, a first graphical data comprising a plurality of first nodes;

receiving, from the computer system, a scenegraph, wherein:

the scenegraph describes a first occlusion relationship between at least one first node of the plurality of first nodes and at least one second node of a plurality of second nodes of second graphical data of the second client application, and

the scenegraph further describes a second occlusion relationship between at least one third node of the plurality of first nodes and at least one fourth node of the plurality of second nodes; and

creating a rendered scene based on the first occlusion relationship, wherein at least one second node occludes at least one first node such that a first portion of the second graphical data occludes a first portion of the first graphical data, and based further on the second occlusion relationship, wherein at least one third node occludes at least one fourth node such that a second portion of the first graphical data occludes a second portion of the second graphical data.

2. The method of claim 1 , wherein creating the rendered scene comprises traversing the scenegraph.

3. The method of claim 1 , further comprising displaying the rendered scene, wherein displaying the rendered scene comprises displaying at least one first node of the plurality of first nodes and displaying at least one second node of the plurality of second nodes.

4. The method of claim 1 , wherein the first client application comprises a first application executing on the computer system and the second client application comprises a second application executing on the computer system.

5. The method of claim 4 , wherein the first client application is sandboxed on the computer system with respect to the second client application.

6. The method of claim 1 , wherein the first client application comprises an application executing on a second computer system, the second computer system in communication with the computer system via a network, and receiving the scenegraph from the computer system comprises receiving the scenegraph at the second computer system from the computer system via the network.

7. The method of claim 1 , wherein the scenegraph corresponds to a version of a versioned scenegraph.

8. A non-transitory computer-readable medium storing instructions which, when executed by one or more processors, cause the one or more processors to perform a method comprising:

communicating, from a first client application to a computer system, the computer system in communication with a second client application, a first graphical data comprising a plurality of first nodes;

receiving, from the computer system, a scenegraph, wherein:

the scenegraph describes a first occlusion relationship between at least one first node of the plurality of first nodes and at least one second node of a plurality of second nodes of second graphical data of the second client application, and

the scenegraph further describes a second occlusion relationship between at least one third node of the plurality of first nodes and at least one fourth node of the plurality of second nodes; and

creating a rendered scene based on the first occlusion relationship, wherein at least one second node occludes at least one first node such that a first portion of the second graphical data occludes a first portion of the first graphical data, and based further on the second occlusion relationship, wherein at least one third node occludes at least one fourth node such that a second portion of the first graphical data occludes a second portion of the second graphical data.

9. The non-transitory computer-readable medium of claim 8 , wherein creating the rendered scene comprises traversing the scenegraph.

10. The non-transitory computer-readable medium of claim 8 , the method further comprising displaying the rendered scene, wherein displaying the rendered scene comprises displaying at least one first node of the plurality of first nodes and displaying at least one second node of the plurality of second nodes.

11. The non-transitory computer-readable medium of claim 8 , wherein the first client application comprises a first application executing on the computer system and the second client application comprises a second application executing on the computer system.

12. The non-transitory computer-readable medium of claim 11 , wherein the first client application is sandboxed on the computer system with respect to the second client application.

13. The non-transitory computer-readable medium of claim 8 , wherein the first client application comprises an application executing on a second computer system, the second computer system in communication with the computer system via a network, and receiving the scenegraph from the computer system comprises receiving the scenegraph at the second computer system from the computer system via the network.

14. The non-transitory computer-readable medium of claim 8 , wherein the scenegraph corresponds to a version of a versioned scenegraph.

15. A system comprising:

one or more processors configured to perform a method comprising:

communicating, from a first client application to a computer system, the computer system in communication with a second client application, a first graphical data comprising a plurality of first nodes;

receiving, from the computer system, a scenegraph, wherein:

the scenegraph describes a first occlusion relationship between at least one first node of the plurality of first nodes and at least one second node of a plurality of second nodes of second graphical data of the second client application, and

the scenegraph further describes a second occlusion relationship between at least one third node of the plurality of first nodes and at least one fourth node of the plurality of second nodes; and

creating a rendered scene based on the first occlusion relationship, wherein at least one second node occludes at least one first node such that a first portion of the second graphical data occludes a first portion of the first graphical data, and based further on the second occlusion relationship, wherein at least one third node occludes at least one fourth node such that a second portion of the first graphical data occludes a second portion of the second graphical data.

16. The system of claim 15 , wherein creating the rendered scene comprises traversing the scenegraph.

17. The system of claim 15 , the method further comprising displaying the rendered scene, wherein displaying the rendered scene comprises displaying at least one first node of the plurality of first nodes and displaying at least one second node of the plurality of second nodes.

18. The system of claim 15 , wherein the first client application comprises a first application executing on the computer system and the second client application comprises a second application executing on the computer system.

19. The system of claim 18 , wherein the first client application is sandboxed on the computer system with respect to the second client application.

20. The system of claim 15 , wherein the first client application comprises an application executing on a second computer system, the second computer system in communication with the computer system via a network, and receiving the scenegraph from the computer system comprises receiving the scenegraph at the second computer system from the computer system via the network.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 17, 2023
From: J D, PRAVEEN BABU
To: MAGIC LEAP, INC.
Reel/Frame 064285/0125 →
SECURITY INTEREST Recorded May 24, 2022
From: MOLECULAR IMPRINTS, INC.; MENTOR ACQUISITION ONE, LLC; MAGIC LEAP, INC.
To: CITIBANK, N.A., AS COLLATERAL AGENT
Reel/Frame 060338/0665 →
Continuity (4)
Continuation 16011413 · Jun 18, 2018
Continuation In Part 15940892 · Mar 29, 2018
Provisional Application 62479134 · Mar 30, 2017
Related Publication 20210264665A1 · Aug 26, 2021
Cited By (3)
US 12,211,145 US 12,315,094 US 12,495,094