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<div id="version" align=right><b>petsc-3.10.3 2018-12-18</b></div>
<div id="bugreport" align=right><a href="mailto:petsc-maint@mcs.anl.gov?subject=Typo or Error in Documentation &body=Please describe the typo or error in the documentation: petsc-3.10.3 v3.10.3 docs/manualpages/Draw/PetscDrawRealToColor.html "><small>Report Typos and Errors</small></a></div>
<A NAME="PetscDrawRealToColor"><H1>PetscDrawRealToColor</H1></A>
Maps a real value within an interval to a color. The color is an integer value in the range [PETSC_DRAW_BASIC_COLORS to 255] that can be passed to various drawing routines.
<H3><FONT COLOR="#CC3333">Synopsis</FONT></H3>
<PRE>
#include <petscdraw.h>
int <A HREF="../Draw/PetscDrawRealToColor.html#PetscDrawRealToColor">PetscDrawRealToColor</A>(<A HREF="../Sys/PetscReal.html#PetscReal">PetscReal</A> value,<A HREF="../Sys/PetscReal.html#PetscReal">PetscReal</A> min,<A HREF="../Sys/PetscReal.html#PetscReal">PetscReal</A> max)
</PRE>
Not Collective
<P>
<H3><FONT COLOR="#CC3333">Input Parameter</FONT></H3>
<TABLE border="0" cellpadding="0" cellspacing="0">
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>value </B></TD><TD>- value to map within the interval [min,max]
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>min </B></TD><TD>- lower end of interval
</TD></TR>
<TR><TD WIDTH=40></TD><TD ALIGN=LEFT VALIGN=TOP><B>max </B></TD><TD>- upper end of interval
</TD></TR></TABLE>
<P>
<H3><FONT COLOR="#CC3333">Notes</FONT></H3>
Values outside the interval [min,max] are clipped.
<P>
<P>
<H3><FONT COLOR="#CC3333">See Also</FONT></H3>
<A HREF="../Draw/PetscDrawPointPixel.html#PetscDrawPointPixel">PetscDrawPointPixel</A>(), <A HREF="../Draw/PetscDrawPoint.html#PetscDrawPoint">PetscDrawPoint</A>(), <A HREF="../Draw/PetscDrawLine.html#PetscDrawLine">PetscDrawLine</A>(), <A HREF="../Draw/PetscDrawTriangle.html#PetscDrawTriangle">PetscDrawTriangle</A>(), <A HREF="../Draw/PetscDrawRectangle.html#PetscDrawRectangle">PetscDrawRectangle</A>()
<BR>
<P>
<P><B></B><H3><FONT COLOR="#CC3333">Level</FONT></H3>intermediate<BR>
<H3><FONT COLOR="#CC3333">Location</FONT></H3>
</B><A HREF="../../../src/sys/classes/draw/../../../../include/petscdraw.h.html#PetscDrawRealToColor">src/sys/classes/draw/../../../../include/petscdraw.h</A>
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