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Name cleanup.

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This commit is contained in:
Steve Checkoway
2006-12-28 03:01:13 +00:00
parent f7e7bea9a8
commit f3fcf9c083
2 changed files with 9 additions and 9 deletions
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stepmania/src/RageUtil.cpp
+8 -8
View File
@@ -1000,7 +1000,7 @@ float calc_stddev( const float *pStart, const float *pEnd, bool bSample )
} }
bool CalcLeastSquares( const vector< pair<float, float> > &vCoordinates, bool CalcLeastSquares( const vector< pair<float, float> > &vCoordinates,
float &pfSlope, float &pfIntercept, float &pfError ) float &fSlope, float &fIntercept, float &fError )
{ {
if( vCoordinates.empty() ) if( vCoordinates.empty() )
return false; return false;
@@ -1013,17 +1013,17 @@ bool CalcLeastSquares( const vector< pair<float, float> > &vCoordinates,
fSumY += vCoordinates[i].second; fSumY += vCoordinates[i].second;
} }
const float fDenominator = vCoordinates.size() * fSumXX - fSumX * fSumX; const float fDenominator = vCoordinates.size() * fSumXX - fSumX * fSumX;
pfSlope = (vCoordinates.size() * fSumXY - fSumX * fSumY) / fDenominator; fSlope = (vCoordinates.size() * fSumXY - fSumX * fSumY) / fDenominator;
pfIntercept = (fSumXX * fSumY - fSumX * fSumXY) / fDenominator; fIntercept = (fSumXX * fSumY - fSumX * fSumXY) / fDenominator;
pfError = 0.0f; fError = 0.0f;
for( unsigned i = 0; i < vCoordinates.size(); ++i ) for( unsigned i = 0; i < vCoordinates.size(); ++i )
{ {
const float fOneError = pfIntercept + pfSlope * vCoordinates[i].first - vCoordinates[i].second; const float fOneError = fIntercept + fSlope * vCoordinates[i].first - vCoordinates[i].second;
pfError += fOneError * fOneError; fError += fOneError * fOneError;
} }
pfError /= vCoordinates.size(); fError /= vCoordinates.size();
pfError = sqrtf( pfError ); fError = sqrtf( fError );
return true; return true;
} }
stepmania/src/RageUtil.h
+1 -1
View File
@@ -450,7 +450,7 @@ float calc_stddev( const float *pStart, const float *pEnd, bool bSample = false
* Returns true on success, false on failure. * Returns true on success, false on failure.
*/ */
bool CalcLeastSquares( const vector< pair<float, float> > &vCoordinates, bool CalcLeastSquares( const vector< pair<float, float> > &vCoordinates,
float &p_fSlope, float &p_fIntercept, float &p_fError ); float &fSlope, float &fIntercept, float &fError );
/* /*
* This method throws away any points that are more than fCutoff away from * This method throws away any points that are more than fCutoff away from