Image rendering method and device, electronic equipment and computer readable storage medium

CN117095098BActive Publication Date: 2026-08-28CHINA MOBILE GROUP SICHUAN +1
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Patent Information

Application Number
CN202210518582.7
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2022-05-13
Publication Date
2026-08-28
Estimated Expiration
2042-05-13

AI Technical Summary

Technical Problem

[0003]相关360全景图渲染方案具有以下缺点:不具有经纬度坐标体系,不支持经纬度数据的渲染;需要人工对全景图进行标注以增加描述内容

Benefits of technology

[0010]在本申请实施例中,通过将全景图渲染到三维空间坐标系中,设置现实距离与所述三维空间坐标系之间的比例尺,根据所述比例尺建立地球数字模型并计算出经纬度旋转轴,计算第一位置与所述全景图的中心位置的差,得到经度差,纬度差,海拔差,其中,所述第一位置包括经度、纬度或海拔,创建地球球心到所述全景图的中心之间的向量,通过位移计算得到目标经纬度在全景空间的三维坐标,所述位移包括旋转、伸缩或平移,根据所述三维坐标,在所述三维坐标系中渲染经纬度模型。这样,能够自动渲染场景。

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Abstract

The application discloses a rendering method, belonging to the technical field of image processing, which is used for automatically rendering a scene and improving the immersion of a rendering space and the rendering dimension of virtual content. The method comprises the following steps: rendering a panorama into a three-dimensional space coordinate system; setting a scale between a real distance and the three-dimensional space coordinate system; establishing an earth digital model according to the scale and calculating a longitude and latitude rotation axis; calculating the difference between a first position and the center position of the panorama to obtain a longitude difference, a latitude difference and an altitude difference, wherein the first position comprises longitude, latitude or altitude; creating a vector between the center of the earth and the center of the panorama, and obtaining the three-dimensional coordinates of the target longitude and latitude in the panorama space through displacement calculation, wherein the displacement comprises rotation, stretching or translation; and rendering a longitude and latitude model in the three-dimensional coordinate system according to the three-dimensional coordinates.
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Citation Information

Patent Citations

  • Digital earth and panorama fusion display method and device

    CN114140593A

  • Image processing method, display device, and inspection system

    WO2017155005A1