fme函數(shù)速查表[表格借鑒]

1、2006GB Transformer 2DArcReplacer Replaces the geometry of the feature with a two-dimensional arc whose shape is set by the parameters, which can be either constant floating point values or the values of existing attributes. 改為二維圓弧，圓弧的形狀由參數(shù)控制，例如常數(shù)或?qū)傩灾?2DBoxReplacer Replaces the geometry of the featur

2、e with a two-dimensional box whose minimums and maximums are fixed val-ues, or are taken from attributes in the original feature. 改為二維矩形，矩形的最大最小坐標為指定的常數(shù)或原始要素的屬性值 （所獲得的二維矩形與原圖相同）2DCreator Creates a two-dimensional feature using the parameters supplied, and sends it into the workspace for processing.

3、根據(jù)參數(shù)創(chuàng)建二維要素，并輸入轉(zhuǎn)換流程 2DEllipseReplacer Replaces the geometry of the feature with a two-dimensional ellipse whose shape is set by the parameters. 改為二維橢圓，橢圓的形狀由參數(shù)控制 2DForcer Removes any elevation (Z) coordinates which may (or may not) have been present on the original feature. 改為二維要素（刪除Z坐標） 2DGridCreato

4、r Creates a grid of two-dimensional point features, at the origin and using the offsets specified. 按格網(wǎng)方式生成一批二維點狀（點是網(wǎng)格頂點）或面狀要素，須指定原點和間距 2DGridReplacer Replaces the input features with a grid of two-dimensional point features that have the specified spacing, and which cover (at least) the bounding box

5、 area of all the features that enter the transformer. 將輸入的一批要素改為按格網(wǎng)方式生成的二維點狀（網(wǎng)格頂點）或面狀要素，格網(wǎng)的范圍（至少）覆蓋全部輸入要素的外接矩形，格網(wǎng)間距須指定 2DPointAdder Adds a two-dimensional point as the last vertex of the feature. The ordinates are taken from attributes in the original feature. 給要素增加一個二維的節(jié)點（最后一個節(jié)點），其坐標由原始要素的屬性獲得 2DPo

6、intReplacer Replaces the geometry of the feature with a two-dimensional point whose ordinates are taken from attributes in the original feature. 改為二維的點，其坐標由原始要素的屬性獲得 3DArcReplacer Replaces the geometry of the feature with a two-dimensional arc whose shape is set by the parameters, which can be eithe

7、r constant floating point values or the values of existing attributes. 改為二維圓弧（注：原文如此），圓弧的形狀由參數(shù)控制，例如常數(shù)或?qū)傩灾?3DCreator Creates a three-dimensional feature using the parameters supplied, and sends it into the workspace for processing. 根據(jù)參數(shù)創(chuàng)建三維要素，并輸入轉(zhuǎn)換流程 3DForcer Sets all the Z coordinates of the feature

8、 to the value of the specified attribute (or the entered floating point number). 改為三維要素，Z坐標由指定的屬性或常數(shù)獲得 3DInterpolator Interpolates elevation values along a linear feature from a starting value to an ending value. 三維插值：沿著一個線狀要素、根據(jù)起始值和結(jié)束值內(nèi)插高程 3DPointAdder Adds a three-dimensional point as the last ver

9、tex of the feature. The ordinates are taken from attributes in the original feature. 給要素增加一個三維的節(jié)點（最后一個節(jié)點），其坐標由原始要素的屬性獲得 3DPointReplacer Replaces the geometry of the feature with a three-dimensional point whose ordinates are taken from attributes in the original feature. 改為三維的點，其坐標由原始要素的屬性獲得 Affiner

10、Performs an affine transformation on the coordinates of the feature. 坐標仿射變換 AffineWarper Performs warping operations on the spatial coordinates of features. It is used to adjust a set of observed features so they more closely match some set of reference features. 仿射糾正，用于糾正一批要素使之最接近參考要素 AggregateFilt

11、er Routes features differently depending on if their geometry consists of an aggregate of several primitive geometries, or if it is a simple, single piece geometry. 聚合過濾：根據(jù)圖形是否為聚合類型（兩個及兩個以上的圖形合并形成的幾何）而分別輸出 Aggregator Combines feature geometries into aggregates. One aggregate feature is output for ea

12、ch unique combination of values of the attributes specified in the GROUP BY. 聚合：凡是分組屬性值相同的要素被組合為一個單獨的聚合類型的要素輸出 AnchoredSnapper Snaps endpoints of features entering via the CANDIDATE port to endpoints of features entering via the ANCHOR port. ANCHOR features are not output. 錨點捕捉，將候選要素的端點捕捉到錨點要素的端點，錨點

13、要素不輸出 Angle Converter Converts angles of a features geometry and/or attributes from one representation to another. 轉(zhuǎn)換要素的圖形或?qū)傩灾械慕嵌葹椴煌谋磉_格式 Arc Creator Creates an arc feature using the parameters supplied, and sends it into the workspace for processing. 根據(jù)參數(shù)創(chuàng)建二維圓弧要素，并輸入轉(zhuǎn)換流程 Arc Estimator Replaces the

14、geometry of the feature with a two-dimensional circular arc whose shape is estimated from the first, middle, and last point of the linear feature passed in. 改為二維圓弧，其參數(shù)由原始線狀要素的開始、中間、結(jié)束三個點計算而出 ArcSDEQuerier Performs queries on an ArcSDE spatial database. The queries can have both a spatial as well as

15、nonspatial component. 對ArcSDE空間數(shù)據(jù)庫執(zhí)行查詢，可包含空間和非空間條件 ArcStroker Converts arc features into lines replacing the feature geometry with a series of points interpolated along the arc boundary. 將圓弧打散為線串：沿著圓弧內(nèi)插節(jié)點。 Area Calculator Calculates the area of a polygonal feature and adds it as a new attribute. 面積計

16、算：將多邊形要素的面積寫為屬性 AreaFillColorSetter Sets the fill color for the features area. formats that support color will then render the interior feature in the set color. 面狀要素的填充顏色設(shè)置，適用于支持顏色的數(shù)據(jù)格式 AreaGeneralizer Reduces the density of area feature boundary coordinates by removing points from the original fea

17、ture while preserving the original coverage topology. 面狀要素的邊界節(jié)點抽稀 AreaOnAreaOverlayer Performs an area-on-area overlay. All input areas are intersected against each other and resultant area features are created and output. 面-面疊置運算：所有輸入要素互相求交并輸出結(jié)果 AreaSmoother Smooths the features boundary lines by d

18、etermining a new location for each vertex. 面狀要素的邊界平滑處理 AttributeAccumulator Combines feature attributes. 多項屬性進行組合 AttributeClassifier Tests if the contents of the source attribute are entirely of a particular character classification, and routes the feature accordingly. 根據(jù)屬性值是否完全屬于某個字符分類（集合）而分別輸出 At

19、tributeCopier Copies the value of an attribute to a newly created attribute. 復(fù)制屬性為一個新屬性 AttributeCreator Adds an attribute to the feature, supplying it some constant value. 添加一個新屬性并設(shè)置其值 AttributeExposer Exposes a series of attributes. 暴露一系列屬性 AttributeExpressionRemover Removes all attributes on inco

20、ming features that match a given regular expression. 刪除那些名稱與指定的表達式匹配的屬性 AttributeFileReader Reads the contents of a file and stores them as the value for the specified attribute. 讀屬性數(shù)據(jù)文件，將其內(nèi)容保存到指定的屬性 AttributeFileWriter Writes the contents of the specified attribute to a file. 將屬性值寫入數(shù)據(jù)文件 AttributeFi

21、lter Routes features to different output ports depending on the value of an attribute. 屬性過濾：根據(jù)屬性值區(qū)分為不同的輸出 （類同于fanout，但感覺沒這方便）AttributeKeeper Removes all attributes from the feature, except those chosen in the list. 保留指定的屬性，其余全部刪除 AttributePrefixer Adds a prefix or suffix to all attributes coming int

22、o the transformer. 給所有輸入要素的屬性增加前綴或后綴 AttributeRemover Removes the attributes chosen from the feature. This is normally not necessary unless the feature will later be processed by a transformer that merges attributes onto it from other features. 刪除指定的屬性。通常在需要合并獲得其它要素的屬性之前才需要做 AttributeRenamer Renames

23、 a set of attributes. 屬性改名 AttributeReprojector Reprojects attributes holding coordinate values from one coordinate system to another. 對屬性中包含的坐標進行投影變換 AttributeSetter Sets an existing attribute to a constant value. 指定屬性值為常量 AttributeSplitter Gives values to a number of attributes (with the specified

24、 prefix) which result from splitting the source attributes value at the delimiter character. 分割字符串：將輸入屬性的值按照指定的分隔符寫入一組屬性（具有指定的前綴） AttributeTrimmer Removes any leading or trailing trim characters from the value contained in the source attribute and stores the resulting character string in the result

25、attribute. 刪除輸入屬性的開頭或結(jié)尾的空格或其它指定的字符，并寫入輸出屬性 BaseConverter Converts an attributes value from one numeric system (base) to another, putting the resulting value in a new attribute. 基數(shù)轉(zhuǎn)換（例如十進制轉(zhuǎn)為十六進制）并寫入新的屬性 BoundingBoxAccumulator Creates bounding boxes for groups of features. One bounding box feature is

26、output for each unique combination of values of the attributes specified in the GROUP BY. 獲得一組要素的外接矩形，輸入要素將按照指定的屬性的值而分別計算 BoundingBoxReplacer Replaces the geometry of the feature with a two dimensional box whose minimums and maximums are taken from the bounds of original feature. 改為原始要素的最小外接矩形 Bound

27、sExtractor Extracts the minimum and maximum values of the features coordinates into new attributes. 獲得坐標范圍（外接矩形）并寫入新的屬性 Bufferer Replaces the geometry of the feature with a area feature (polygon or donut polygon) that buffers the original feature (or a line feature that is some distance away from th

28、e original feature). 改為緩沖區(qū)（多邊形或環(huán)狀多邊形），或者緩沖區(qū)左側(cè)和/或右側(cè)的邊界線 CaseChanger Changes the case of the value contained in the source attribute and stores the resulting character string in the result attribute. 改變輸入屬性值的大小寫并寫入輸出屬性 CenterLineReplacer Replaces the geometry of an area feature with a line that thread

29、s through the center of the feature. Only works well with long , thin features. 改為面狀要素的中心線。適用于細長型要素 CenterOfGravityReplacer Replaces the geometry of the feature with a point that is the center of gravity of the feature. The center of gravity is the average x, y, and possibly z coordinate of the feat

30、ure. 改為點狀要素，坐標為原始要素的“重心”坐標的平均值 CenterPointReplacer Replaces the geometry of the feature with a point that is in the center of the features bounding box. 改為點狀要素，坐標為原始要素的最小外接矩形的中心 ChangeDetector Detects changes between two sets of input features. 檢查輸入的兩組屬性的差異（變化） CharacterCodeExtractor Extracts the in

31、tegral character code of the first character in the source string attribute, and adds its integer value in the character set to the feature as another attribute. 獲取輸入屬性值的第一個字符的整數(shù)字符編碼，輸出為新的屬性 CharacterEncoder Sets the result attribute to the character whose numeric code was contained in the source co

32、de attribute (or the integer entered in). 根據(jù)輸入的字符編碼值生成字符給輸出屬性 Chopper Ensures that all features output have less than or equal to vertices. 按最大節(jié)點數(shù)截斷所有輸入要素 CircularityCalculator Calculates the circularity of an area feature, which indicates how elongated the feature is. 圓率，計算輸入的面狀要素的細長程度 Clipper Perf

33、orms a geometric clipping operation. 圖形剪切 Cloner Makes copies of the features input and outputs all copies through its single output port. 復(fù)制所有輸入要素 ColorRasterCreator Creates a feature with a raster of the specified size using the parameters supplied, and sends it into the workspace for processing.

34、根據(jù)參數(shù)創(chuàng)建柵格要素，并輸入轉(zhuǎn)換流程 CommonSegmentFinder Tests to see which of the CANDIDATE features have even one segment in common with any BASE feature. 公共邊檢查：候選要素是否具有與基準要素相同的公共邊 Concatenator Concatenates the values of any number of attributes and constants together, and stores the result in a new attribute. 字符串連

35、接：將任意數(shù)量的屬性值或常量數(shù)次連接起來并輸出為新的屬性 ContourGenerator Generates contours from the underlying surface which is defined by the input POINTS, DEM_GRIDS, 3D_LINES, and BREAKLINES. 生成等高線，相應(yīng)的表面由輸入的點、DEM格網(wǎng)、三維的線、以及斷裂線等來定義 ConvexHullAccumulator Creates convex hulls for groups of features. 生成分組要素的外接凸多邊形 ConvexHullRep

36、lacer Replaces the geometry of the feature with a polygon representing its convex hull. 將圖形改為其外接凸多邊形 CoordinateConcatenator Retrieves the value of all the features coordinates into an attribute, separated by the delimiter characters. 將要素的全部坐標寫入一個屬性，坐標之間用指定的字符進行分隔 CoordinateCounter Stores the number

37、of coordinates the feature has into an attribute. 將坐標數(shù)量寫入屬性 CoordinateFetcher Retrieves the value of the x, y, and z coordinate at the specified index into attributes. 獲得指定節(jié)點號的坐標并寫入屬性 CoordinateRemover Removes a single coordinate from the geometry of the feature. 刪除要素的某個坐標 CoordinateRounder Rounds o

38、ff the coordinates of the feature to the specified number of decimal places. 坐標保留指定位數(shù)小數(shù) CoordinateSystemFetcher Retrieves the coordinate system of the feature into an attribute. 獲得坐標系統(tǒng)并寫入屬性 CoordinateSystemRemover Removes the coordinate system from all input features. 刪除所有輸入要素的坐標系統(tǒng) CoordinateSystemS

39、etter Tags all features with the given coordinate system. 設(shè)置所有輸入要素的坐標系統(tǒng) Counter Adds an attribute holding the next integer in a sequence. 計數(shù)器：將一個序列發(fā)生器的下一個值輸出為新的屬性 CRCCalculator Calculates a CRC value as directed for a feature and places the calculated CRC value into the attribute specifed. 對要素計算CRC校

40、驗值并寫入屬性 Dateformatter Reformats a date or time string (in the Source Date attribute) into a new date format. 將日期或時間屬性改為其它格式 Deaggregator Decomposes an aggregate feature into its components. 聚合要素打散 DecimalDegreesCalculator Calculates a decimal degree value from separate degrees, minutes, and seconds

41、(DMS) values, stored in attributes. 根據(jù)屬性中分別保存的度、分、秒，計算以度為單位的角度值 DEMDistanceCalculator For each input line feature, a DEM is created after the reference DEM, and then output. DEM高差：對輸入的線狀要素，計算它與輸入的DEM上對應(yīng)點的三維距離，并生成為另一個DEM DEMGenerator Generates a Digital Elevation Model (DEM) from the input POINTS, BR

42、EAKLINES, and 3D_LINES. 根據(jù)輸入的點、斷裂線、三維線來生成數(shù)字高程模型(DEM) DEMRasterGenerator Generates a DEM raster from the input POINTS, BREAK-LINES, and 3D_LINES. 根據(jù)輸入的點、斷裂線、三維線來生成數(shù)字高程模型(DEM)柵格（格網(wǎng)） Densifier Adds vertices to the feature by interpolating new coordinates along its definition at some interval of distanc

43、e. 等間距加密節(jié)點（沿線或沿x、y軸） DimensionExtractor Returns the dimension of the feature as a new attribute. 獲得要素的坐標維數(shù)并輸出為新的屬性 Dissolver Dissolves area features by removing common boundaries to create larger areas. 合并面狀要素、消除公共邊界 DistanceSnipper Shortens the geometry of a line feature by snipping off a specified

44、 amount from the ends. 剪掉線狀要素兩端指定的長度 DMSCalculator Calculates degrees, minutes, and seconds (DMS) from a decimal degrees value stored in an attribute. 根據(jù)以度為單位的角度值計算度、分、秒 DonutBuilder Cuts holes in polygonal features by making polygons completely enclosed in other polygons into holes of the containin

45、g polygon. 環(huán)的構(gòu)造：使一組完全包含在另一組多邊形的輸入多邊形作為環(huán)中的洞 DonutHoleExtractor Splits an area feature which has holes into its component rings. 環(huán)的打散 DuplicateRemover Removes duplicate features based on the value of a key attribute. 根據(jù)指定屬性的值刪除重復(fù)要素 ElevationExtractor Extracts the elevation of the first coordinate and

46、assigns it to the named attribute. 提取第一個坐標的高程寫入屬性 EllipseCreator Creates an ellipse feature using the parameters supplied, and sends it into the workspace for processing. 根據(jù)參數(shù)創(chuàng)建橢圓要素，并輸入轉(zhuǎn)換流程 EnvelopeFilter Replaced by the SpatialFilter transformer. 根據(jù)矩形范圍過濾。已被空間過濾SpatialFilter替代 EnvironmentVariable R

47、etriever Retrieves the specified Environment Variable, and puts it into the specified Attribute. 獲得環(huán)境變量的值并寫入屬性 ExpressionEvaluator Evaluates an arithmetic expression and returns the result in a new attribute. 表達式計算，結(jié)果輸出為新的屬性 Extender Creates extensions to linear features. 延長線狀要素 FeatureMerger Merges

48、 the attributes of one feature onto another feature. 將一個要素的屬性合并到另一個要素 FeatureTypeExtractor Adds an attribute containing the original feature type of a feature. 獲得要素類型并輸出為新的屬性 FeatureTypeFilter Separates the features routed to it into their original feature types, if possible. 根據(jù)原來的要素類型重新區(qū)分輸入的要素 Geom

49、etryCoercer Resets the geometry type of the feature. 改變要素的圖形類型 GeometryFilter Routes a feature based on its geometry type. 根據(jù)要素的圖形類型進行分類輸出 GeometryRemover Completely removes the geometry of the feature. 刪除圖形數(shù)據(jù) GlobalVariableRetriever Reads the specified global variable and puts its value into the sp

50、ecified attribute. 讀全局變量的值，寫入屬性 GlobalVariableSetter Creates and sets the specified global variable to the value of the specified attribute. 根據(jù)屬性的值創(chuàng)建并設(shè)置全局變量 GMLFeatureExtractor Constructs GML documents from the input features and stores them in the specified attribute for the features that are outpu

51、t by the GML port. 根據(jù)輸入要素構(gòu)建GML文檔并寫入屬性 GMLFeatureReplacer Constructs features out of GML documents that are stored in an attribute of the input features. 根據(jù)屬性中存儲的GML文檔構(gòu)建要素 GOIDGenerator Calculates a GOID (Geographic Object IDentifier) for each incoming feature, and adds it as a new attribute. The GOI

52、D is a unique 128-bit number that incorporates the position of a feature with other numbers. 為輸入的要素分別生成圖形標識(GOID)，GOID是一個唯一的128位的數(shù)字，其中包含了要素的位置和其它一些數(shù)字 Grepper Performs a regular expression match on the value of the specified attribute. 對屬性值進行表達式匹配性判斷 HexDecoder Decodes the given attribute into a new

53、attribute, by converting its encoded hexadecimal value into a new ASCII string. Decodes a value that has been encoded from the HexEncoder. 將16進制編碼的屬性解碼為ASCII字符串，輸出為新的屬性 HexEncoder Encodes the given attribute into a new attribute, by converting its ASCII value into a hexadecimal string. Can be undone

54、 with the HexDecoder. 將屬性中的ASCII字符串編碼為16進制，輸出為新的屬性 HoleCounter Adds a new attribute whose value is the number of holes in the feature. 獲得環(huán)中的孔的數(shù)量，輸出為新的屬性 InsidePointExtractor Generates a point guaranteed to be inside the area feature, and adds the coordinates of this point to the feature as attribute

55、s. 生成多邊形或環(huán)的內(nèi)部點，其坐標寫入屬性 Intersector Computes intersections between all input features, breaking lines and polygons wherever an intersection occurs. 計算所有輸入要素的交點并打斷線、面 Joiner Queries a database to retrieve attributes associated with a feature. 查詢數(shù)據(jù)庫，獲得與要素相關(guān)聯(lián)的屬性 KMLStyler The KMLStyler transformer can b

56、e used to either set the attributes of features that have a KML Style feature type, or to set the common style attributes for a group of features. 設(shè)置KML Style要素類型的屬性，或?qū)σ唤M要素設(shè)置共同的樣式屬性 Labeller Interpolates labels along a linear or polygonal feature. 為線狀/面狀要素生成標注 LabelPointReplacer Replaces the geometry of the feature with a label point. 改為對應(yīng)的標注點 LatLongToMGRSConverter Calculates a Military Grid Reference System (MGRS) code based on the latitude and longitude values