我使用 Unity 制作了一些小型工程特定应用程序，因为我发现 Transform 组件以及 Quaternion 和 Vector3 类具有一些很棒的原生功能，可以让空间工作变得更加容易。
对于某些项目，我需要跳出 Unity 编辑器/引擎，并且想知道是否有具有类似功能且高度可移植的 C# 库可以放入 VS 项目中？
【问题讨论】：
标签： c# visual-studio unity3d transform geospatial
我认为最适合你的工作之一是Vim.Math3D，该包包含类
向量
Vector2 - Single precision X, Y
Vector3 - Single precision X, Y, Z
Vector4 - Single precision X, Y, Z, W
DVector2 - Double precision X, Y, Z
DVector3 - Single precision X, Y, Z
DVector4 - Single precision X, Y, Z, W
Int2 - Integer X, Y
Int3 - Integer X, Y, Z
Int4 - Integer X, Y
Complex - Double precision Imaginary, Real
Pseudo-Vectors - 以下类缺少一些操作 向量
Byte2 - Byte X, Y
Byte3 - Byte X, Y, Z
Byte4 - Byte X, Y, Z, W
ColorRGB - Byte representation of color R, G, B
ColorRGBA - Byte representation of color with Alpha R, G, B, A
ColorHDR - High Defintion Range color representation, 4 floats, R, G, B, A
旋转和变换
Quaternion - Single precision quaternion rotation X, Y, Z, W
DQuaternion - Single precision quaternion rotation X, Y, Z, W
AxisAngle - Single precison rotation as Axis (Vector3) and Angle in radians
Matrix4x4 - 4 x 4 Single Precision matrix in Row-Column - corder
Transform - Single precision Position (Vector3) and Orientation (Quaternion)
Euler - Single precision Euler engle rotation as Yaw (Z rotation), Pitch (X rotation), Roll (y rotation)
几何结构和形状
Plane - Single precision plane stored Normal (Vector3) and D (distance along normal from Origin)
DPlane - Double precision plane stored Normal (Vector3) and D (distance along normal from Origin)
Triangle - Single precision representation of triangle in 3 dimension as 3 Vector3 Points, A, B, and C
Triangle2 - Single precision representation of triangle in 3 dimension as 3 Vector3 Points, A, B, and C
Quad - Single precision representation of quadrilateral in 3 dimension as 4 Vector3 Points, A, B, C, and D
DQuad - Double precision representation of quadrilateral in 3 dimension as 4 Vector3 Points, A, B, C, and D
线条
Line - Single precision line segment A and B
Ray - Single precision Point and Direction in 3 dimensional space
DRay - Double precision Point and Direction in 3 dimensional space
区间和边界结构
Interval - Single precision float interval (float Min, float Max)
AABox - Single precision 3 dimensional axis-aligned bouncing box (Vector3 Min, Vector3 Max)
AABox2D - Single precision 2 dimensional axis-aligned bouncing box (Vector2 Min, Vector2 Max)
AABox4D - Single precision 4 dimensional axis-aligned bouncing box (Vector4 Min, Vector4 Max)
DInterval - Double precision float interval (double Min, double Max)
DAABox - Double precision 3 dimensional axis-aligned bouncing box (DVector3 Min, DVector3 Max)
DAABox2D - Double precision 2 dimensional axis-aligned bouncing box (DVector2 Min, DVector2 Max)
DAABox4D - Double precision 4 dimensional axis-aligned bouncing box (DVector4 Min, DVector4 Max)
Sphere - Bounding sphere (Vector3 Center, float Radius)
DSphere - Double precision bounding spehere (DVector3 Center, double Radius)
替代坐标表示
SphericalCoordinate - Radius, Azimuth (bearing), and Inclination (elevation angle)
PolarCoordinate - Radius and Azimuth (bearing)
LogPolarCoordinate - Rho (log of radial distance) and Azimuth
CylindricalCoordinate - Radius, Azimuth (bearing) and Height
HorizontalCoordinate - Azimuth (bearing) and Inclination
GeoCoordinate - Latitude and Longitude
运动
LinearMotion - Velocity, Acceleration, and Scalar Friction
AngularMotion - Velocity, Acceleration, and Scalar Friction
Motion - LinearMotion and AngularMotion
也可以查看一些与上述相关的库
【讨论】：
您可能会在此处找到您提到的类/结构的 Unity 源代码实现：
矢量3：https://github.com/Unity-Technologies/UnityCsReference/blob/master/Runtime/Export/Math/Vector3.cs
四元数：https://github.com/Unity-Technologies/UnityCsReference/blob/master/Runtime/Export/Math/Quaternion.cs
变换相关的东西：https://github.com/Unity-Technologies/UnityCsReference/tree/master/Runtime/Transform/ScriptBindings
也许您可以将此代码用作参考，甚至可以将其复制到您的项目中。请注意，我不知道许可证是否允许。
【讨论】：