cos: Difference between revisions

Latest revision as of 13:15, 13 May 2022

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Only post proven facts here! Add Note

Hardrock - c: Posted on Aug 08, 2006 - 23:54 (UTC)
: Be aware that there might be rounding errors in the results of this command.
cos 90
for example doesn't return the expected '0', but '-4.37114e-008'. So, if you want to compare results of Cosinus, don't use the compare operator
(cos 90) == 0
but rather use less than.
(cos 90) < 0.00001

@@ Line 1: / Line 1: @@
-[[Category:Scripting Commands]]
+{{RV|type=command
-[[Category:Scripting Commands OFP 1.97]]
-[[Category:Scripting Commands OFP 1.46]]
-[[Category:Scripting Commands ArmA]]
-back to [[Scripting_Reference#C|COMREF]]
+|game1= ofp
+|version1= 1.00
-<h2 style="color:#000066"> '''cos ''x'''''</h2>
+|game2= ofpe
+|version2= 1.00
+|game3= arma1
+|version3= 1.00
-'''Operand types:'''
+|game4= arma2
+|version4= 1.00
-'''x:''' [[Number]]
+|game5= arma2oa
+|version5= 1.50
-'''Type of returned value:'''
+|game6= tkoh
+|version6= 1.00
-[[Number]]
+|game7= arma3
+|version7= 0.50
-'''Description:'''
+|gr1= Math - Geometry
-Cosine of '''x''', argument in degrees.
+|descr= Cosine of a number, argument in degrees.
+|s1= [[cos]] x
-'''Example:'''
+|p1= x: [[Number]]
-_cosine = '''cos''' 60 ...... Result is 0.5
+|r1= [[Number]]
+|x1= <sqf>cos 60; // returns 0.5</sqf>
+|seealso= [[acos]] [[sin]] [[asin]] [[tan]] [[atan]] [[atan2]]
+}}
+{{Note
+|user= Hardrock
+|timestamp= 20060808235400
+|text= Be aware that there might be rounding errors in the results of this command.
+<sqf>cos 90</sqf>
+for example doesn't return the expected '0', but '-4.37114e-008'. So, if you want to compare results of Cosinus, don't use the compare operator
+<sqf>(cos 90) == 0</sqf>
+but rather use less than.
+<sqf>(cos 90) < 0.00001</sqf>
+}}