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An outdoor augmented reality military simulation training method

A military training and augmented reality technology, applied in the information field, can solve the problem of low simulation degree of the training environment, achieve the effect of solving the simulation degree problem, realizing fusion display and real-time interaction

Inactive Publication Date: 2019-02-22
BEIJING INSTITUTE OF TECHNOLOGYGY
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Problems solved by technology

[0005] The purpose of the present invention is in order to overcome the defective of prior art, in order to solve the problem that the simulation degree of training environment that exists in the field of military training simulation is low, proposes a kind of generation method of augmented reality outdoor military training simulation scene, aims to provide virtual reality for troops Integrated outdoor military simulation training provides feasible technical support and solutions for improving the level of actual combat exercises

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  • An outdoor augmented reality military simulation training method
  • An outdoor augmented reality military simulation training method
  • An outdoor augmented reality military simulation training method

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Embodiment Construction

[0026] The implementation of the method of the present invention will be described in detail below in conjunction with the accompanying drawings.

[0027] A method for generating augmented reality outdoor military training simulation scenes, such as figure 1 As shown, the specific steps include:

[0028] Step 1. Use the LSD SLAM (large scale direct simultaneous localization and mapping, large-scale map construction and real-time tracking and positioning) system to construct a semi-dense 3D point cloud map of the real environment and store it.

[0029] Step 2: Use the greedy projection triangulation algorithm in the PCL (point cloud library) library to generate a triangular patch map model from the semi-dense 3D point cloud map obtained in step 1.

[0030] Step 3. Import the triangular patch map model obtained in Step 2 into the Unity3D rendering engine through the import function of Unity3D or directly drag the map model into Unity3D, and add a collision body component to the...

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Abstract

The invention provides a method for generating an augmented reality outdoor military training simulation scene, which comprises the following steps of introducing a triangular surface map model of a real environment into a three-dimensional rendering engine, and arranging a collision body for collision detection; according to the GPS longitude, latitude and elevation information of the given camera and military simulation target, calculating and adding the coordinates of the military simulation target in the world coordinate system of the three-dimensional rendering engine to the three-dimensional rendering scene; reading the video image acquired by the current camera to a three-dimensional rendering engine, and setting the video image as a background; real-timely calculating the camera relative to the real scene of the six-degree-of-freedom pose information, and assigning to the three-dimensional rendering engine of the virtual camera; transmitting the final rendered virtual-real fusion scene picture with the display on the same screen to complete the rendering and displaying of the virtual-real fusion scene to the display device. The method of the invention can realize the fusiondisplay and real-time interaction of the virtual military target and the real scene, and effectively solves the simulation degree problem in the military training simulation field.

Description

technical field [0001] The invention belongs to the field of information technology, in particular to a method for outdoor augmented reality military simulation training. Background technique [0002] The construction and development of the army has entered a new historical period. It is necessary to build a new type of army with distinctive information-based characteristics, develop information-based weapons and equipment, explore information-based combat methods, and accelerate the improvement of joint combat capabilities based on network information systems. Under the current conditions, in order to accelerate the transformation of the army construction and win joint operations based on the network information system in the future, it is the only way for the army, especially the army, to carry out actual combat exercises under confrontation conditions. [0003] At present, the main means of simulated training for armies around the world is basically to use training simula...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06T17/20G06T17/05
CPCG06T17/05G06T17/20
Inventor 陈靖缪远东张一凡樊蕾
Owner BEIJING INSTITUTE OF TECHNOLOGYGY
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