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<div class=Section1>
<p class=MsoNormal><span class=SpellE><font size=2 face=Arial><span
style='font-size:10.0pt;font-family:Arial'>Hi</span></font></span><font size=2
face=Arial><span style='font-size:10.0pt;font-family:Arial'>,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'>I need your help. I use for my
application the <span class=SpellE>vtkScalarBarWidget</span> to map<o:p></o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;mso-ansi-language:EN-GB'>scalar</span></font></span><font
size=2 face=Arial><span lang=EN-GB style='font-size:10.0pt;font-family:Arial;
mso-ansi-language:EN-GB'> values on colour values. When I initialize my <span
class=SpellE>lookuptable</span> I get the colour <o:p></o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;mso-ansi-language:EN-GB'>gradient</span></font></span><font
size=2 face=Arial><span lang=EN-GB style='font-size:10.0pt;font-family:Arial;
mso-ansi-language:EN-GB'> shown in the attached picture. What I expect is a
black coloured <o:p></o:p></span></font></p>
<p class=MsoNormal><span class=SpellE><span class=GramE><font size=2
face=Arial><span lang=EN-GB style='font-size:10.0pt;font-family:Arial;
mso-ansi-language:EN-GB'>lookuptable</span></font></span></span><font size=2
face=Arial><span lang=EN-GB style='font-size:10.0pt;font-family:Arial;
mso-ansi-language:EN-GB'> but that’s not the case. I get at the beginning
of the <span class=SpellE>lookuptable</span> this <span class=SpellE>fracment</span>
of red.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'>My <span class=SpellE>Initroutine</span>
looks like this. Someone has a hint for me what I am doing wrong?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'>Thanks for your help.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><o:p> </o:p></span></font></p>
<p class=MsoNormal><span class=GramE><font size=2 face=Arial><span lang=EN-GB
style='font-size:10.0pt;font-family:Arial;mso-ansi-language:EN-GB'>void</span></font></span><font
size=2 face=Arial><span lang=EN-GB style='font-size:10.0pt;font-family:Arial;
mso-ansi-language:EN-GB'> <span class=SpellE>Colortable::InitLookupTable</span>()<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'>{<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>// generate for the first time a
black/white <span class=SpellE>lookuptable</span> for the <span class=SpellE>colortable</span><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE>m_pLut</span> = <span
class=SpellE>vtkLookupTable::<span class=GramE>New</span></span><span
class=GramE>(</span>);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=GramE>if(</span><span
class=SpellE>m_pLut</span> == NULL)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>// TODO error message<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=GramE>return</span>;<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>// set the range <o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE>m_pLut</span>-><span
class=SpellE><span class=GramE>SetTableRange</span></span><span class=GramE>(</span>0.0,
1.0);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>// set hue range to full <span
class=SpellE>colorrange</span><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE>m_pLut</span>-><span
class=SpellE><span class=GramE>SetHueRange</span></span><span class=GramE>(</span>0.0,
1.0);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>// set full saturation (0=white)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>//<span class=SpellE>m_pLut</span>-><span
class=SpellE><span class=GramE>SetSaturationRange</span></span><span
class=GramE>(</span>0.0, 1.0);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>// set the range on some brightness
(0=black)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>//<span class=SpellE>m_pLut</span>-><span
class=SpellE><span class=GramE>SetValueRange</span></span><span class=GramE>(</span>0.0,
1.0);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>// set the <span class=SpellE>lookuptable</span><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE>m_pBar</span>-><span
class=SpellE><span class=GramE>GetScalarBarActor</span></span><span
class=GramE>(</span>)-><span class=SpellE>SetLookupTable</span>(<span
class=SpellE>m_pLut</span>);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span style='mso-spacerun:yes'> </span><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>// set the title of the <span class=SpellE>colortable</span><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE>m_pBar</span>-><span
class=SpellE><span class=GramE>GetScalarBarActor</span></span><span
class=GramE>(</span>)-><span class=SpellE>SetTitle</span>("EMPTY");<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>// set the sizes for the <span
class=SpellE>colortable</span><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE>m_pBar</span>-><span
class=SpellE><span class=GramE>GetScalarBarActor</span></span><span
class=GramE>(</span>)-><span class=SpellE>SetHeight</span>(0.08);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE>m_pBar</span>-><span
class=SpellE><span class=GramE>GetScalarBarActor</span></span><span
class=GramE>(</span>)-><span class=SpellE>SetWidth</span>(0.5);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>//<span class=SpellE>m_pBar</span>-><span
class=SpellE><span class=GramE>GetScalarBarActor</span></span><span
class=GramE>(</span>)-><span class=SpellE>SetLabelFormat</span>("%6.0f");<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE>m_pBar</span>-><span
class=SpellE><span class=GramE>GetScalarBarActor</span></span><span
class=GramE>(</span>)-><span class=SpellE>SetMaximumNumberOfColors</span>(20);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>// set position inside the rendering window
and the orientation of the table<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>//<span class=SpellE>m_pBar</span>-><span
class=SpellE><span class=GramE>GetScalarBarActor</span></span><span
class=GramE>(</span>)-><span class=SpellE>GetPositionCoordinate</span>()-><span
class=SpellE>SetValue</span>(0.05, 0.01);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE>m_pBar</span>-><span
class=SpellE><span class=GramE>GetScalarBarActor</span></span><span
class=GramE>(</span>)-><span class=SpellE>GetPositionCoordinate</span>()-><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE><span class=GramE>SetCoordinateSystemToNormalizedViewport</span></span><span
class=GramE>(</span>);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE>m_pBar</span>-><span
class=SpellE><span class=GramE>GetScalarBarActor</span></span><span
class=GramE>(</span>)-><span class=SpellE>GetPositionCoordinate</span>()-><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE><span class=GramE>SetValue</span></span><span
class=GramE>(</span>0.25, 0.01);<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE>m_pBar</span>-><span
class=SpellE><span class=GramE>GetScalarBarActor</span></span><span
class=GramE>(</span>)-><span class=SpellE>SetOrientationToHorizontal</span>();<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span>// assign the <span class=SpellE>colortable</span>
to the rendering window<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><span
style='mso-spacerun:yes'> </span><span class=SpellE>m_pBar</span>-><span
class=SpellE><span class=GramE>SetInteractor</span></span><span class=GramE>(</span><span
class=SpellE>m_pDocument</span>-><span class=SpellE>GetRenderWindow</span>()-><span
class=SpellE>GetInteractor</span>());<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'>}<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;font-family:Arial;mso-ansi-language:EN-GB'><o:p> </o:p></span></font></p>
<p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><font
size=1 color=gray face=Arial><span style='font-size:9.0pt;font-family:Arial;
color:gray;mso-no-proof:yes'>Dipl. Ing. Stephan Franke<br>
Virtuelles Prototyping (VPT)<br>
</span></font><font size=1 face=Arial><span style='font-size:9.0pt;font-family:
Arial;mso-no-proof:yes'><br>
<b><font color=gray><span style='color:gray;font-weight:bold'>IN</span></font><font
color=blue><span style='color:blue'>PRO</span></font></b><font color=black><span
style='color:black'> </span></font><font color=gray><span style='color:gray'>Innovationsgesellschaft
für <br>
fortgeschrittene Produktionssysteme <br>
in der Fahrzeugindustrie mbH <br>
Hallerstraße 1, D-10587 Berlin <br>
<br>
Telefon: +49 (0)30 399 97-278<br>
Fax: +49 (0)30 399 97-117 <br>
E-Mail: <a href="mailto:Stephan.Franke@inpro.de">Stephan.Franke@inpro.de</a></span></font><font
color=blue><span style='color:blue'> <br>
</span></font><font color=gray><span style='color:gray'>Web:
</span></font><a href="http://www.inpro.de/">www.inpro.de</a></span></font><o:p></o:p></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
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