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CGAUtility Functions

CGA reference

Shape Operations

alignScopeToAxes operation alignScopeToGeometry operation center operation cleanupGeometry operation color operation comp operation convexify operation deleteHoles operation deleteUV operation envelope operation extrude operation insert operation innerRectangle operation insertAlongUV operation label operation mirror operation mirrorScope operation NIL operation normalizeUV operation offset operation pop / push operation primitiveCone operation primitiveCube operation primitiveCylinder operation primitiveDisk operation primitiveQuad operation primitiveSphere operation print operation projectUV operation r operation rectify operation reduceGeometry operation report operation resetGeometry operation reverseNormals operation roofGable operation roofHip operation roofPyramid operation roofShed operation rotate operation rotateScope operation rotateUV operation s operation scaleUV operation scatter operation set operation setNormals operation setPivot operation setback operation setbackPerEdge operation setbackToArea operation setupProjection operation shapeL operation shapeO operation shapeU operation softenNormals operation split operation splitArea operation t operation taper operation texture operation tileUV operation translate operation translateUV operation trim operation

Shape Attributes

comp shape attribute initialShape attribute material attribute material.color attribute material.map attribute pivot attribute scope attribute seedian attribute split attribute trim attribute

Built-in Functions

abs function acos function asin function assetInfo function assetNamingInfo function assetsSortRatio function assetsSortSize function atan function atan2 function bool function ceil function clamp function comp function contextCompare function contextCount function convert function cos function count function edgeAttr functions exp function fileExists function fileSearch function find function float function floor function geometry function getGeoCoord function getTreeKey function imageInfo function imagesSortRatio function index function inside/overlaps/touches function isinf function isnan function isNull function item operator function len function ln function log10 function max function min function minimum distance function p function print function pow function rand function readTextFile function rint function sel function sin function size function splitString function sqrt function str function substring function tan function Simple types of operators

Utility Functions

colorHexToB (color) colorHexToG (color) colorHexToH (color) colorHexToO (color) colorHexToR (color) colorHexToS (color) colorHexToV (color) colorHSVToHex (color) colorHSVOToHex (color) colorRamp (color) colorRGBToHex (color) colorRGBOToHex (color) assetApproxRatio (file) assetApproxSize (file) assetBestRatio (file) assetBestSize (file) assetFitSize (file) fileBasename (file) fileDirectory (file) fileExtension (file) fileName (file) fileRandom (file) imageApproxRatio (file) imageBestRatio (file) findFirst (string) findLast (string) getPrefix (string) getRange (string) getSuffix (string) replace (string) listAdd (string list) listClean (string list) listCount (string list) listFirst (string list) listIndex (string list) listItem (string list) listLast (string list) listRandom (string list) listRange (string list) listRemove (string list) listRemoveAll (string list) listRetainAll (string list) listSize (string list) listTerminate (string list)

Other Keywords

attr keyword const keyword import keyword style keyword version keyword

Miscellaneous Information

CGA changelog Annotations Asset and texture search Built-in assets and textures Context and occlusion queries Euler angles Texturing: essential knowledge
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getPrefix function

This 2019.0 documentation has been archived and is no longer updated. Content and links may be outdated. See the latest documentation.

In this topic

    Syntax

    • string getPrefix(string inputstring, string matchString)

    Returns

    Extract inputString up to first occurrence of matchString.

    Description

    The getPrefix function extracts the inputString from the start of the inputString up to the beginning of the matchString.

    Related

    • findFirst function
    • findLast function
    • getRange function
    • getSuffix function
    • replace function

    Examples

    example.1
	getPrefix("rule your city with cityengine","city")
	# result = "rule your "
    example.2
	getPrefix("myTexture.has.prefix.jpg",".")
	# result = "myTexture"
    In this topic