static void filterCurveToLine(int* pCurve, int nMax, double x0, double y0,
double x1, double y1, double x2, double y2,
double x3, double y3)
{
double x01,y01,x32,y32,xm,ym;
double c1,d1,c2,d2,e,f;
/* check if control points are on line */
if (filterOnLine(x0,y0,x3,y3,x1,y1) && filterOnLine(x0,y0,x3,y3,x2,y2))
{
filterLine(pCurve,nMax,
(int)(x0*nMax),(int)(y0*nMax),
(int)(x3*nMax),(int)(y3*nMax));
return;
}
/* calculate midpoints */
x01 = (x0 + x1) / 2; y01 = (y0 + y1) / 2;
x32 = (x3 + x2) / 2; y32 = (y3 + y2) / 2;
/* calc split point */
xm = (x1 + x2) / 2; ym = (y1 + y2) / 2;
/* calc control points and midpoint */
c1 = (x01 + xm) / 2; d1 = (y01 + ym) / 2;
c2 = (x32 + xm) / 2; d2 = (y32 + ym) / 2;
e = (c1 + c2) / 2; f = (d1 + d2) / 2;
/* do each side */
filterCurveToLine(pCurve,nMax,x0,y0,x01,y01,c1,d1,e,f);
filterCurveToLine(pCurve,nMax,e,f,c2,d2,x32,y32,x3,y3);
}
void MGClassTester::logFilter(std::string logFileName)
{
std::string filteredFN = std::string(logFileName) + std::string(".filtered");
FILE *logf = fopen(logFileName.c_str(), "rt");
if(logf == NULL)
{
std::cout << "ERROR: logFilter failed to open log file " << logFileName << std::endl;
return;
}
FILE *filteredlf = fopen(filteredFN.c_str(), "w");
if(filteredlf == NULL)
{
std::cout << "ERROR: logFilter failed to open log file " << filteredFN.c_str() << std::endl;
return;
}
std::cout << "Filtering " << logFileName << " ... ";
char logLine[MGCLASSTESTER_LOGLINE_MAXLENGTH] = "";
char *neof = NULL;
while(true)
{
// Read until new line or end of file, whichever happens first..
neof = fgets(logLine, MGCLASSTESTER_LOGLINE_MAXLENGTH, logf);
if(neof == NULL)
{
break;
}
else
{
std::string line(logLine);
std::string infoSubstr(" INFO: ");
std::size_t foundInfo = line.find(infoSubstr);
if (foundInfo != std::string::npos)
{
// Ignore all info prints - result should not depend on logging settings
}
else
{
fputs(filterLine(logLine).c_str(), filteredlf);
}
}
}
if(logf != NULL)
{
fclose(logf);
}
if(filteredlf != NULL)
{
fclose(filteredlf);
}
std::cout << "<b>DONE</b><br>" << std::endl;
}
