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/*=========================================================================
Program: Visualization Toolkit
Module: otherColorTransferFunction.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
// .NAME
// .SECTION Description
// this program tests the ColorTransferFunction
#include "vtkColorTransferFunction.h"
#include "vtkDebugLeaks.h"
#include <vtksys/ios/sstream>
int Test(ostream& strm)
{
int i, j, k;
vtkColorTransferFunction *ctf1 = vtkColorTransferFunction::New();
// actual test
strm << "Test vtkColorTransferFunction Start" << endl;
ctf1->AddRGBPoint (0.0, 1, 0, 0);
ctf1->AddHSVPoint (1.0, 1, 1, .6);
ctf1->AddRGBSegment (2.0, 1, 1, 1, 10.0, 0, 0, 0);
ctf1->AddHSVSegment (11.0, 1, 1, .6, 15.0, .1, .2, .3);
strm << *ctf1;
double rgb[3];
ctf1->GetColor(.5, rgb);
strm << "GetColor(.5) = "
<< rgb[0] << ", " << rgb[1] << ", " << rgb[2] << endl;
strm << "GetRedValue(.5) = " << ctf1->GetRedValue(.5) << endl;
strm << "GetGreenValue(.5) = " << ctf1->GetGreenValue(.5) << endl;
strm << "GetBlueValue(.5) = " << ctf1->GetBlueValue(.5) << endl;
strm << "MapValue(12) = "
<< (int) ctf1->MapValue(12)[0] << ", "
<< (int) ctf1->MapValue(12)[1] << ", "
<< (int) ctf1->MapValue(12)[2] << endl;
strm << "GetRange = "
<< ctf1->GetRange()[0] << ","
<< ctf1->GetRange()[1] << endl;
double table[3][256];
ctf1->GetTable(0, 15, 256, &table[0][0]);
strm << "GetTable(0, 15, 256, &table[0][0])" << endl;
for (i = 0; i < 256; i++)
{
for (j = 0; j < 3; j++)
{
strm << table[j][i] << " ";
}
strm << endl;
}
strm << "BuildFunctionFrom(0, 15, 256, &table[0][0])" << endl;
vtkColorTransferFunction *ctf2 = vtkColorTransferFunction::New();
ctf2->BuildFunctionFromTable(0, 15, 256, &table[0][0]);
ctf2->SetColorSpaceToRGB();
ctf2->GetTable(0,15,512);
ctf2->SetColorSpaceToHSV();
ctf2->GetTable(0,15,512);
ctf1->DeepCopy(ctf2);
strm << "ctf1->DeepCopy(ctf2)" << endl;
strm << *ctf1;
ctf1->RemovePoint (10);
strm << *ctf1;
ctf1->RemoveAllPoints();
strm << *ctf1;
char *cData = new char[128];
unsigned char *ucData = new unsigned char[128];
short *sData = new short[128];
unsigned short *usData = new unsigned short[128];
int *iData = new int[128];
unsigned int *uiData = new unsigned int[128];
long *lData = new long[128];
unsigned long *ulData = new unsigned long[128];
float *fData = new float[128];
double *dData = new double[128];
for (k = 0; k < 128; k++)
{
*(cData+k) = static_cast<char>(static_cast<float>(k)/255.0);
*(ucData+k) = static_cast<unsigned char>(static_cast<float>(k)/255.0);
*(sData+k) = static_cast<short>(static_cast<float>(k)/255.0);
*(usData+k) = static_cast<unsigned short>(static_cast<float>(k)/255.0);
*(iData+k) = static_cast<int>(static_cast<float>(k)/255.0);
*(uiData+k) = static_cast<unsigned int>(static_cast<float>(k)/255.0);
*(lData+k) = static_cast<long>(static_cast<float>(k)/255.0);
*(ulData+k) = static_cast<unsigned long>(static_cast<float>(k)/255.0);
*(fData+k) = static_cast<float>(static_cast<float>(k)/255.0);
*(dData+k) = static_cast<double>(static_cast<float>(k)/255.0);
}
unsigned char *ucResult = new unsigned char[128*4];
for (k = 1; k <= 4; k++)
{
ctf2->MapScalarsThroughTable2((void *) cData, ucResult, VTK_CHAR, 128, 1, k);
ctf2->MapScalarsThroughTable2((void *) ucData, ucResult, VTK_UNSIGNED_CHAR, 128, 1, k);
ctf2->MapScalarsThroughTable2((void *) sData, ucResult, VTK_SHORT, 128, 1, k);
ctf2->MapScalarsThroughTable2((void *) usData, ucResult, VTK_UNSIGNED_SHORT, 128, 1, k);
ctf2->MapScalarsThroughTable2((void *) iData, ucResult, VTK_INT, 128, 1, k);
ctf2->MapScalarsThroughTable2((void *) uiData, ucResult, VTK_UNSIGNED_INT, 128, 1, k);
ctf2->MapScalarsThroughTable2((void *) lData, ucResult, VTK_LONG, 128, 1, k);
ctf2->MapScalarsThroughTable2((void *) ulData, ucResult, VTK_UNSIGNED_LONG, 128, 1, k);
ctf2->MapScalarsThroughTable2((void *) fData, ucResult, VTK_FLOAT, 128, 1, k);
ctf2->MapScalarsThroughTable2((void *) dData, ucResult, VTK_DOUBLE, 128, 1, k);
}
ctf1->Delete();
ctf2->Delete();
delete []ucResult;
delete []cData;
delete []ucData;
delete []sData;
delete []usData;
delete []iData;
delete []uiData;
delete []lData;
delete []ulData;
delete []fData;
delete []dData;
strm << "Test vtkColorTransferFunction End" << endl;
return 0;
}
int otherColorTransferFunction(int, char *[])
{
vtksys_ios::ostringstream vtkmsg_with_warning_C4701;
return Test(vtkmsg_with_warning_C4701);
}
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