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HeadingPitchRange

new Cesium.HeadingPitchRange(heading, pitch, range)

定义局部框架中的航向角、俯仰角和范围。航向是从当地东方向开始的旋转,正角度向南增加。俯仰角是相对于局部 xy 平面的旋转。正俯仰角位于平面上方。负俯仰角位于平面下方。范围是距框架中心的距离。 Defines a heading angle, pitch angle, and range in a local frame. Heading is the rotation from the local east direction where a positive angle is increasing southward. Pitch is the rotation from the local xy-plane. Positive pitch angles are above the plane. Negative pitch angles are below the plane. Range is the distance from the center of the frame.
名称 Name 类型 Type 默认值 Default 说明 Description
heading number 0.0 可选 optional 以弧度表示的航向角。 The heading angle in radians.
pitch number 0.0 可选 optional 以弧度为单位的俯仰角。 The pitch angle in radians.
range number 0.0 可选 optional 距中心的距离(以米为单位)。 The distance from the center in meters.

成员 Members

航向是从当地东方向开始的旋转,正角度向南增加。 Heading is the rotation from the local east direction where a positive angle is increasing southward.
默认值: Default Value: 0.0
俯仰角是相对于局部 xy 平面的旋转。正俯仰角位于平面上方。负俯仰角位于平面下方。 Pitch is the rotation from the local xy-plane. Positive pitch angles are above the plane. Negative pitch angles are below the plane.
默认值: Default Value: 0.0
范围是距局部框架中心的距离。 Range is the distance from the center of the local frame.
默认值: Default Value: 0.0

方法 Methods

static Cesium.HeadingPitchRange.clone(hpr, result)HeadingPitchRange

复制 HeadingPitchRange 实例。 Duplicates a HeadingPitchRange instance.
名称 Name 类型 Type 说明 Description
hpr HeadingPitchRange 要复制的 HeadingPitchRange。 The HeadingPitchRange to duplicate.
result HeadingPitchRange 可选 optional 用于存储结果的对象。 The object onto which to store the result.
返回: Returns:
修改后的结果参数或新的 HeadingPitchRange 实例(如果未提供)。 (如果 hpr 未定义,则返回未定义) The modified result parameter or a new HeadingPitchRange instance if one was not provided. (Returns undefined if hpr is undefined)
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