Vector3D.Subtraction 運算子

定義

Vector3D 結構減去 Point3D 結構或 Vector3D 結構。Subtracts a Vector3D structure or a Point3D structure from a Vector3D structure.

多載

Subtraction(Vector3D, Vector3D)

Vector3D 結構減去 Vector3D 結構。Subtracts a Vector3D structure from a Vector3D structure.

Subtraction(Vector3D, Point3D)

Point3D 結構減去 Vector3D 結構。Subtracts a Point3D structure from a Vector3D structure.

Subtraction(Vector3D, Vector3D)

Vector3D 結構減去 Vector3D 結構。Subtracts a Vector3D structure from a Vector3D structure.

public:
 static System::Windows::Media::Media3D::Vector3D operator -(System::Windows::Media::Media3D::Vector3D vector1, System::Windows::Media::Media3D::Vector3D vector2);
public static System.Windows.Media.Media3D.Vector3D operator - (System.Windows.Media.Media3D.Vector3D vector1, System.Windows.Media.Media3D.Vector3D vector2);
static member ( - ) : System.Windows.Media.Media3D.Vector3D * System.Windows.Media.Media3D.Vector3D -> System.Windows.Media.Media3D.Vector3D
Public Shared Operator - (vector1 As Vector3D, vector2 As Vector3D) As Vector3D

參數

vector1
Vector3D

要減去其中內容的 Vector3D 結構。The Vector3D structure to be subtracted from.

vector2
Vector3D

要從 vector1 中減去的 Vector3D 結構。The Vector3D structure to subtract from vector1.

傳回

vector2 減去 vector1 的結果。The result of subtracting vector2 from vector1.

範例

下列範例顯示如何使用多載的減法運算子, Vector3D Vector3D從結構中減去結構。The following example shows how to use the overloaded subtraction operator to subtract a Vector3D structure from a Vector3D structure.

// Subtracts a Vector3D from a Vector3D using the overloaded - operator.  
// Returns a Vector3D.

Vector3D vector1 = new Vector3D(20, 30, 40);
Vector3D vector2 = new Vector3D(45, 70, 80);
Vector3D vectorResult = new Vector3D();

vectorResult = vector1 - vector2;
// vector Result is equal to (-25, -40, -40)
' Subtracts a Vector3D from a Vector3D using the overloaded - operator.  
' Returns a Vector3D.

Dim vector1 As New Vector3D(20, 30, 40)
Dim vector2 As New Vector3D(45, 70, 80)
Dim vectorResult As New Vector3D()

vectorResult = vector1 - vector2
' vector Result is equal to (-25, -40, -40)

另請參閱

Subtraction(Vector3D, Point3D)

Point3D 結構減去 Vector3D 結構。Subtracts a Point3D structure from a Vector3D structure.

public:
 static System::Windows::Media::Media3D::Point3D operator -(System::Windows::Media::Media3D::Vector3D vector, System::Windows::Media::Media3D::Point3D point);
public static System.Windows.Media.Media3D.Point3D operator - (System.Windows.Media.Media3D.Vector3D vector, System.Windows.Media.Media3D.Point3D point);
static member ( - ) : System.Windows.Media.Media3D.Vector3D * System.Windows.Media.Media3D.Point3D -> System.Windows.Media.Media3D.Point3D
Public Shared Operator - (vector As Vector3D, point As Point3D) As Point3D

參數

vector
Vector3D

要減去其中內容的 Vector3D 結構。The Vector3D structure to be subtracted from.

point
Point3D

要從 vector 中減去的 Point3D 結構。The Point3D structure to subtract from vector.

傳回

point 減去 vector 的結果。The result of subtracting point from vector.

範例

下列範例顯示如何使用多載的減法運算子, Point3D Vector3D從結構中減去結構。The following example shows how to use the overloaded subtraction operator to subtract a Point3D structure from a Vector3D structure.

// Subtracts a Vector3D from a Point3D using the overloaded - operator.
// Returns a Point3D.

Point3D point1 = new Point3D(10, 5, 1);
Vector3D vector1 = new Vector3D(20, 30, 40);
Point3D pointResult = new Point3D();

// Subtracting the vector from the point
pointResult = vector1 - point1;

// pointResult is equal to (10, 25, 39) 
' Subtracts a Vector3D from a Point3D using the overloaded - operator.
' Returns a Point3D.

Dim point1 As New Point3D(10, 5, 1)
Dim vector1 As New Vector3D(20, 30, 40)
Dim pointResult As New Point3D()

' Subtracting the vector from the point
pointResult = vector1 - point1

' pointResult is equal to (10, 25, 39) 

另請參閱

適用於