FME_转换器中文说明

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1、TransformerQuick-Reference–FME2006GBFordetailedinformationontransformers,opentheWorkbenchHelpfileandfindtheTransformersfolder.TransformerBriefDescription简介（注意并非针对本文，可能有差异）Replacesthegeometryofthefeaturewithatwo-dimensionalarcwhoseshapeis改为二维圆弧，圆弧的形状由参数控制，例2DArcReplacersetbythepara

2、meters,whichcanbeeitherconstantfloatingpointvaluesorthe如常数或属性值valuesofexistingattributes.Replacesthegeometryofthefeaturewithatwo-dimensionalboxwhoseminimums改为二维矩形，矩形的最大最小坐标为指定2DBoxReplacerandmaximumsarefixedval-ues,oraretakenfromattributesintheoriginal的常数或原始要素的属性值feature.Createsat

3、wo-dimensionalfeatureusingtheparameterssupplied,andsendsitinto2DCreator根据参数创建二维要素，并输入转换流程theworkspaceforprocessing.Replacesthegeometryofthefeaturewithatwo-dimensionalellipsewhoseshape2DEllipseReplacer改为二维椭圆，椭圆的形状由参数控制issetbytheparameters.Removesanyelevation(Z)coordinateswhichmay(o

4、rmaynot)havebeenpresent2DForcer改为二维要素（删除Z坐标）ontheoriginalfeature.Createsagridoftwo-dimensionalpointfeatures,attheoriginandusingtheoffsets按格网方式生成一批二维点状要素，须指定2DGridCreatorspecified.原点和间距Replacestheinputfeatureswithagridoftwo-dimensionalpointfeaturesthathave将输入的一批要素改为按格网方式生成的二2DGridR

5、eplacerthespecifiedspacing,andwhichcover(atleast)theboundingboxareaofallthe维点状要素，格网的范围（至少）覆盖全部featuresthatenterthetransformer.输入要素的外接矩形，格网间距须指定Addsatwo-dimensionalpointasthelastvertexofthefeature.Theordinatesare给要素增加一个二维的节点（最后一个节2DPointAddertakenfromattributesintheoriginalfeature.

6、点），其坐标由原始要素的属性获得Replacesthegeometryofthefeaturewithatwo-dimensionalpointwhoseordinates改为二维的点，其坐标由原始要素的属性获2DPointReplaceraretakenfromattributesintheoriginalfeature.得Replacesthegeometryofthefeaturewithatwo-dimensionalarcwhoseshapeis改为二维圆弧（注：原文如此），圆弧的形3DArcReplacersetbytheparameters,

7、whichcanbeeitherconstantfloatingpointvaluesorthe状由参数控制，例如常数或属性值valuesofexistingattributes.Createsathree-dimensionalfeatureusingtheparameterssupplied,andsendsit3DCreator根据参数创建三维要素，并输入转换流程intotheworkspaceforprocessing.SetsalltheZcoordinatesofthefeaturetothevalueofthespecifiedattribu

8、te(or改为三维要素，Z坐标由指定的属性或常数获3DForcer