From d948f5efbf140ca59170292a5f0f8b1adc0bd194 Mon Sep 17 00:00:00 2001
From: marco <marco@5a81b35b-ba03-0410-adc8-b2c5c5119f08>
Date: Tue, 21 Sep 2010 12:34:31 +0000
Subject: [PATCH] removed two unused functions detected by clang
git-svn-id: https://dng.biozentrum.unibas.ch/svn/openstructure/trunk@2708 5a81b35b-ba03-0410-adc8-b2c5c5119f08
---
modules/geom/src/quat.cc | 48 ----------------------------------------
1 file changed, 48 deletions(-)
diff --git a/modules/geom/src/quat.cc b/modules/geom/src/quat.cc
index 128d540f0..ceb178713 100644
--- a/modules/geom/src/quat.cc
+++ b/modules/geom/src/quat.cc
@@ -366,54 +366,6 @@ Quat Conjugate(const Quat& q)
return Quat(q.w,-q.x,-q.y,-q.z);
}
-namespace {
-
-
-/*
- for a unit quaternion defined as (cos[theta],sin[theta] * [x,y,z])
- the log is given by (0,theta * [x,y,z])
-*/
-Quat log(const Quat& q)
-{
- Quat nrvo;
- Real sin_theta = std::sqrt(q.x*q.x+q.y*q.y+q.z*q.z);
- if(std::fabs(sin_theta)<1e-30) {
- /*
- for a theta of zero, cos(theta)=1, the log if which is zero,
- and hence an all zero quat is the result, but this may lead to
- trouble...
- */
- nrvo = Quat(0.0,0.0,0.0,0.0);
- } else {
-
- Real theta = std::atan2(sin_theta,q.w);
- Real f = theta/sin_theta;
- // assume cos(theta) == w, since we are supposed to have a unit quaternion
- nrvo = Quat(0.0,q.x*f,q.y*f,q.z*f);
-
- }
- return nrvo;
-}
-
-Quat exp(const Quat& q)
-{
- Quat nrvo;
- Real theta = std::sqrt(q.x*q.x+q.y*q.y+q.z*q.z);
- if(std::fabs(theta)<1e-30) {
- /*
- see log special case above; this will now
- return a 'proper' quaternion
- */
- nrvo = Quat(1.0,0.0,0.0,0.0);
- } else {
- Real f = sin(theta)/theta;
- nrvo = Quat(cos(theta),f*q.x,f*q.y,f*q.z);
- }
- return nrvo;
-}
-
-}
-
/*
qt = q0 ( q0* q1) ^t
qt = q0 Exp[t Log[ Conj[q0] q1]]
--
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