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r509: no message
author
Kevin M. Rosenberg
<kevin@rosenberg.net>
Fri, 9 Feb 2001 01:55:24 +0000
(
01:55
+0000)
committer
Kevin M. Rosenberg
<kevin@rosenberg.net>
Fri, 9 Feb 2001 01:55:24 +0000
(
01:55
+0000)
libctsupport/cubicinterp.cpp
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diff --git
a/libctsupport/cubicinterp.cpp
b/libctsupport/cubicinterp.cpp
index 8392dec898d93412c4bcc20758ae4f37fb1f9846..d95f9056b15963ff80d389a7db91bfe5ab1b8dc0 100644
(file)
--- a/
libctsupport/cubicinterp.cpp
+++ b/
libctsupport/cubicinterp.cpp
@@
-2,7
+2,7
@@
** This is part of the CTSim program
** Copyright (c) 1983-2001 Kevin Rosenberg
**
** This is part of the CTSim program
** Copyright (c) 1983-2001 Kevin Rosenberg
**
-** $Id: cubicinterp.cpp,v 1.
1 2001/02/09 01:54:21
kevin Exp $
+** $Id: cubicinterp.cpp,v 1.
2 2001/02/09 01:55:24
kevin Exp $
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License (version 2) as
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License (version 2) as
@@
-27,11
+27,11
@@
CubicInterpolator::CubicInterpolator (const double* const y, const int n)
: m_pdY(y), m_n(n)
{
m_pdY2 = new double [n];
: m_pdY(y), m_n(n)
{
m_pdY2 = new double [n];
- m_pdY2[0] = 0
.0
; // second deriviative = 0 at beginning and end
+ m_pdY2[0] = 0; // second deriviative = 0 at beginning and end
m_pdY2[n-1] = 0;
double* temp = new double [n - 1];
m_pdY2[n-1] = 0;
double* temp = new double [n - 1];
- temp[0] = 0
.0
+ temp[0] = 0
;
for (int i = 1; i < n - 1; i++) {
double t = 2 + (0.5 * m_pdY2[i-1]);
temp[i] = y[i+1] + y[i-1] - y[i] - y[i];
for (int i = 1; i < n - 1; i++) {
double t = 2 + (0.5 * m_pdY2[i-1]);
temp[i] = y[i+1] + y[i-1] - y[i] - y[i];
@@
-64,7
+64,7
@@
CubicInterpolator::interpolate (double x)
}
double loFr = hi - x;
}
double loFr = hi - x;
- double hiFr = 1 -
a
;
+ double hiFr = 1 -
loFr
;
double y = loFr * m_pdY[lo] + hiFr * m_pdY[hi];
y += oneSixth * ((loFr*loFr*loFr - loFr) * m_pdY2[lo] + (hiFr*hiFr*hiFr - hiFr) * m_pdY2[hi]);
double y = loFr * m_pdY[lo] + hiFr * m_pdY[hi];
y += oneSixth * ((loFr*loFr*loFr - loFr) * m_pdY2[lo] + (hiFr*hiFr*hiFr - hiFr) * m_pdY2[hi]);