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DofColorMap.cpp

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00001 /* ****************************************************************** **
00002 **    OpenSees - Open System for Earthquake Engineering Simulation    **
00003 **          Pacific Earthquake Engineering Research Center            **
00004 **                                                                    **
00005 **                                                                    **
00006 ** (C) Copyright 1999, The Regents of the University of California    **
00007 ** All Rights Reserved.                                               **
00008 **                                                                    **
00009 ** Commercial use of this program without express permission of the   **
00010 ** University of California, Berkeley, is strictly prohibited.  See   **
00011 ** file 'COPYRIGHT'  in main directory for information on usage and   **
00012 ** redistribution,  and for a DISCLAIMER OF ALL WARRANTIES.           **
00013 **                                                                    **
00014 ** Developed by:                                                      **
00015 **   Frank McKenna (fmckenna@ce.berkeley.edu)                         **
00016 **   Gregory L. Fenves (fenves@ce.berkeley.edu)                       **
00017 **   Filip C. Filippou (filippou@ce.berkeley.edu)                     **
00018 **                                                                    **
00019 ** ****************************************************************** */
00020                                                                         
00021 // $Revision: 1.2 $
00022 // $Date: 2003/02/14 23:01:57 $
00023 // $Source: /usr/local/cvs/OpenSees/SRC/renderer/DofColorMap.cpp,v $
00024                                                                         
00025                                                                         
00026 // File: ~/graphics/DofColorMap.h
00027 //
00028 // Written: fmk 
00029 // Created: 10/98
00030 // Revision: A
00031 //
00032 // Description: This file contains the class definition for DofColorMap.
00033 // DofColorMap is an abstract base class. An DofColorMap object is used
00034 // to determine the r,g,b values given an input value.
00035 //
00036 // What: "@(#) DofColorMap.h, revA"
00037 
00038 #include <DofColorMap.h>
00039 #include <OPS_Globals.h>
00040 #include <stdlib.h>
00041 
00042 
00043 DofColorMap::DofColorMap(int _numEqn, int _numP)
00044   :numEqn(_numEqn),numPartitions(_numP)
00045 {
00046   nPerP=numEqn/numPartitions;
00047 
00048   r[0] = 0; g[0] = 1; b[0] = 1;
00049   r[1] = 1; g[1] = 1; b[1] = 0;
00050   r[2] = 1; g[2] = 0; b[2] = 1;
00051   r[3] = 0; g[3] = 1; b[3] = 0;
00052   r[4] = 0; g[4] = 0; b[4] = 1;
00053   r[5] = 0; g[5] = 0; b[5] = 0;
00054   r[6] = 0.5; g[6] = 0.5; b[6] = 0.5;
00055   r[7] = 1; g[7] = 0; b[7] = 0;
00056 
00057   if (_numP > 8) {
00058     opserr << "DofColorMap- can't handle numP > 8\n";
00059     exit(-1);
00060   }
00061 
00062 }
00063 
00064 
00065 float 
00066 DofColorMap::getRed(float value){
00067   int j = value/nPerP;
00068   return r[j];
00069 
00070 }
00071       
00072 
00073 float 
00074 DofColorMap::getGreen(float value) {
00075   int j = value/nPerP;
00076   return g[j];
00077 }
00078 
00079 float 
00080 DofColorMap::getBlue(float value) {
00081   int j = value/nPerP;
00082   return b[j];
00083 }
00084     
00085

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