GeometryTessellationFunction.InitMethod 方法

此 API 支持 SQL Server 2012 基础结构，但不能通过代码直接使用。

Constructs the tessellation properties for the specified geometry object with specified settings.

命名空间：  Microsoft.SqlServer.Types
程序集：  Microsoft.SqlServer.Types（在 Microsoft.SqlServer.Types.dll 中）

语法

声明
<SqlFunctionAttribute(FillRowMethodName := "FillRow")> _
Public Shared Function InitMethod ( _
    geometryObject As SqlGeometry, _
    rootX As Double, _
    rootY As Double, _
    maxX As Double, _
    maxY As Double, _
    densityGrid0 As Integer, _
    densityGrid1 As Integer, _
    densityGrid2 As Integer, _
    densityGrid3 As Integer, _
    cardinality As Integer, _
    tessellationMode As Integer, _
    distanceBuffer As SqlDouble _
) As IEnumerable
用法
Dim geometryObject As SqlGeometry 
Dim rootX As Double 
Dim rootY As Double 
Dim maxX As Double 
Dim maxY As Double 
Dim densityGrid0 As Integer 
Dim densityGrid1 As Integer 
Dim densityGrid2 As Integer 
Dim densityGrid3 As Integer 
Dim cardinality As Integer 
Dim tessellationMode As Integer 
Dim distanceBuffer As SqlDouble 
Dim returnValue As IEnumerable 

returnValue = GeometryTessellationFunction.InitMethod(geometryObject, _
    rootX, rootY, maxX, maxY, densityGrid0, _
    densityGrid1, densityGrid2, densityGrid3, _
    cardinality, tessellationMode, distanceBuffer)

[SqlFunctionAttribute(FillRowMethodName = "FillRow")]
public static IEnumerable InitMethod(
    SqlGeometry geometryObject,
    double rootX,
    double rootY,
    double maxX,
    double maxY,
    int densityGrid0,
    int densityGrid1,
    int densityGrid2,
    int densityGrid3,
    int cardinality,
    int tessellationMode,
    SqlDouble distanceBuffer
)

[SqlFunctionAttribute(FillRowMethodName = L"FillRow")]
public:
static IEnumerable^ InitMethod(
    SqlGeometry^ geometryObject, 
    double rootX, 
    double rootY, 
    double maxX, 
    double maxY, 
    int densityGrid0, 
    int densityGrid1, 
    int densityGrid2, 
    int densityGrid3, 
    int cardinality, 
    int tessellationMode, 
    SqlDouble distanceBuffer
)

[<SqlFunctionAttribute(FillRowMethodName = "FillRow")>]
static member InitMethod : 
        geometryObject:SqlGeometry * 
        rootX:float * 
        rootY:float * 
        maxX:float * 
        maxY:float * 
        densityGrid0:int * 
        densityGrid1:int * 
        densityGrid2:int * 
        densityGrid3:int * 
        cardinality:int * 
        tessellationMode:int * 
        distanceBuffer:SqlDouble -> IEnumerable

public static function InitMethod(
    geometryObject : SqlGeometry, 
    rootX : double, 
    rootY : double, 
    maxX : double, 
    maxY : double, 
    densityGrid0 : int, 
    densityGrid1 : int, 
    densityGrid2 : int, 
    densityGrid3 : int, 
    cardinality : int, 
    tessellationMode : int, 
    distanceBuffer : SqlDouble
) : IEnumerable

参数

• geometryObject
  类型：Microsoft.SqlServer.Types.SqlGeometry
  The geometry object.

• rootX
  类型：System.Double
  The root of grid X.

• rootY
  类型：System.Double
  The root of grid Y.

• maxX
  类型：System.Double
  The maximum grid X.

• maxY
  类型：System.Double
  The maximum grid Y.

• densityGrid0
  类型：System.Int32
  The density for first grid level.

• densityGrid1
  类型：System.Int32
  The density for second grid level.

• densityGrid2
  类型：System.Int32
  The density for third grid level.

• densityGrid3
  类型：System.Int32
  The density for fourth grid level.

• cardinality
  类型：System.Int32
  The number that represents the maximum cells in tessellation output.

• tessellationMode
  类型：System.Int32
  The tessellation mode.

• distanceBuffer
  类型：System.Data.SqlTypes.SqlDouble
  The distance buffer.

返回值

类型：System.Collections.IEnumerable
The IEnumerable object that represents the collection of tessellation properties of the specified geometry object.

请参阅

参考

GeometryTessellationFunction 类

Microsoft.SqlServer.Types 命名空间