RGBtoHSV Method

r,g,b values are from 0 to 1 h = [0,360], s = [0,1], v = [0,1] if s == 0, then h = -1(undefined)

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
Public Shared Sub RGBtoHSV( _
   ByVal r As Single, _
   ByVal g As Single, _
   ByVal b As Single, _
   ByRef h As Single, _
   ByRef s As Single, _
   ByRef v As Single _
)

'Usage
 
Dim r As Single
Dim g As Single
Dim b As Single
Dim h As Single
Dim s As Single
Dim v As Single
 
ColorEx.RGBtoHSV(r, g, b, h, s, v)

public static void RGBtoHSV( 
   float r,
   float g,
   float b,
   out float h,
   out float s,
   out float v
)

public:
static void RGBtoHSV( 
   float r,
   float g,
   float b,
   [Out] float h,
   [Out] float s,
   [Out] float v
)

Parameters

r
g
b
h
s
v

Reference

ColorEx Class
ColorEx Members