From 5275bded965aaca0416de9c8b5f0b19f1d3a3a21 Mon Sep 17 00:00:00 2001
From: Daniel Warner <contact@danrw.com>
Date: Thu, 31 Mar 2011 19:54:33 +0100
Subject: [PATCH] Made 2 methods const

---
 SGDP4.cpp | 6 +++---
 SGDP4.h   | 4 ++--
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/SGDP4.cpp b/SGDP4.cpp
index 77a338e..c8a7d12 100644
--- a/SGDP4.cpp
+++ b/SGDP4.cpp
@@ -922,7 +922,7 @@ void SGDP4::DeepSpaceInitialize(const double& eosq, const double& sinio, const d
 }
 
 void SGDP4::DeepSpaceCalculateLunarSolarTerms(const double t, double& pe, double& pinc,
-        double& pl, double& pgh, double& ph) {
+        double& pl, double& pgh, double& ph) const {
 
     static const double ZES = 0.01675;
     static const double ZNS = 1.19459E-5;
@@ -1131,7 +1131,7 @@ void SGDP4::DeepSpaceSecular(const double& t, double& xll, double& omgasm,
 /*
  * calculate dot terms
  */
-void SGDP4::DeepSpaceCalcDotTerms(double& xndot, double& xnddt, double& xldot) {
+void SGDP4::DeepSpaceCalcDotTerms(double& xndot, double& xnddt, double& xldot) const {
 
     static const double G22 = 5.7686396;
     static const double G32 = 0.95240898;
@@ -1151,7 +1151,7 @@ void SGDP4::DeepSpaceCalcDotTerms(double& xndot, double& xnddt, double& xldot) {
     } else {
 
         /*
-         * check ArgumentPerigee() and i_omgdot_
+         * TODO: check ArgumentPerigee() and i_omgdot_
          * are correct to use
          */
         const double xomi = ArgumentPerigee() + i_omgdot_ * d_atime_;
diff --git a/SGDP4.h b/SGDP4.h
index 8c1bfb7..957cca4 100644
--- a/SGDP4.h
+++ b/SGDP4.h
@@ -25,7 +25,7 @@ private:
             const double& theta2, const double& sing, const double& cosg, const double& betao2,
             const double& xmdot, const double& omgdot, const double& xnodot);
     void DeepSpaceCalculateLunarSolarTerms(const double t, double& pe, double& pinc,
-            double& pl, double& pgh, double& ph);
+            double& pl, double& pgh, double& ph) const;
     void DeepSpacePeriodics(const double& t, double& em, double& xinc,
             double& omgasm, double& xnodes, double& xll);
     void DeepSpaceSecular(const double& t, double& xll, double& omgasm,
@@ -37,7 +37,7 @@ private:
             const double& xincl, const double& xlcof, const double& aycof,
             const double& x3thm1, const double& x1mth2, const double& x7thm1,
             const double& cosio, const double& sinio);
-    void DeepSpaceCalcDotTerms(double& xndot, double& xnddt, double& xldot);
+    void DeepSpaceCalcDotTerms(double& xndot, double& xnddt, double& xldot) const;
     void DeepSpaceCalcIntegrator(const double& delt, const double& step2, double& xndot, double& xnddt, double& xldot);
 
     bool first_run_;