public struct PointD : IEquatable<PointD>Provides high-precision geometric operations essential for computational geometry, graphics transformations, and scientific calculations.
为计算几何、图形变换和科学计算提供必要的高精度几何运算。
var p1 = new PointD(1.5, 2.5);
var p2 = new PointD(3.0, 4.0);
double distance = p1.DistanceTo(p2);
PointD sum = p1 + p2;| PointD | Represents a high-precision 2D point with double-precision coordinates and advanced geometric operations 表示具有双精度坐标和高级几何运算的高精度二维点 |
| Add | Performs vector addition (component-wise) 执行向量加法(分量相加) |
| CrossProduct(PointD) | Calculates cross product magnitude with another vector 计算与另一个向量的叉积大小 |
| CrossProduct(PointD, PointD) | Calculates the 2D cross product magnitude 计算二维叉积大小 |
| Distance | Calculates the Euclidean distance between two points 计算两点之间的欧几里得距离 |
| DistanceTo | Calculates distance from this point to another 计算从该点到另一点的距离 |
| DotProduct(PointD) | Calculates dot product with another vector 计算与另一个向量的点积 |
| DotProduct(PointD, PointD) | Calculates the dot product of two vectors 计算两个向量的点积 |
| Equals | Compares two points for exact equality (bitwise comparison) 比较两点是否完全相等(按位比较) |
| GetType | Gets the Type of the current instance. (继承自 Object。) |
| Multiply | Scales the point by a multiplicative factor 按乘数因子缩放点 |
| Negate | Negates both coordinates (returns additive inverse) 取反两个坐标(返回加法逆元) |
| Plus | Returns the point unchanged (identity operation) 返回未更改的点(恒等运算) |
| Subtract | Performs vector subtraction (component-wise) 执行向量减法(分量相减) |
| ToString |
Returns a string representation of the point with high precision
返回点的高精度字符串表示
(重写 ValueTypeToString) |
| Addition(PointD, PointD) | Vector addition operator 向量加法运算符 |
| Multiply(PointD, Double) | Scalar multiplication operator 标量乘法运算符 |
| Subtraction(PointD, PointD) | Vector subtraction operator 向量减法运算符 |
| UnaryNegation(PointD) | Unary negation operator 一元取反运算符 |
| UnaryPlus(PointD) | Unary plus operator (identity operation) 一元加运算符(恒等运算) |