X-Git-Url: https://git.donarmstrong.com/?p=mothur.git;a=blobdiff_plain;f=mothur.h;h=32f4778a7c1ee19db25eeb4e1eafaf74fabcd617;hp=dcdd76b21a883ca7a65b2780e9e395212464f925;hb=d1c97b8c04bb75faca1e76ffad60b37a4d789d3d;hpb=ad4f75fd7c938090d3b1ce4cfefcc21edf1869eb

diff --git a/mothur.h b/mothur.h
index dcdd76b..32f4778 100644
--- a/mothur.h
+++ b/mothur.h
@@ -173,6 +173,15 @@ struct seqPriorityNode {
 	seqPriorityNode(int n, string s, string nm) : numIdentical(n), seq(s), name(nm) {}
 	~seqPriorityNode() {}
 };
+/************************************************************/
+struct compGroup {
+	string group1;
+	string group2;
+	compGroup() {}
+	compGroup(string s, string nm) : group1(s), group2(nm) {}
+    string getCombo() { return group1+"-"+group2; }
+	~compGroup() {}
+};
 /***************************************************************/
 struct spearmanRank {
 	string name;
@@ -209,7 +218,15 @@ inline bool compareDistLinePairs(distlinePair left, distlinePair right){
 //sorts lowest to highest
 inline bool compareSequenceDistance(seqDist left, seqDist right){
 	return (left.dist < right.dist);	
-} 
+}
+//********************************************************************************************************************
+//returns sign of double
+inline double sign(double temp){
+	//find sign
+    if (temp > 0)       { return 1.0;   }
+    else if (temp < 0)  { return -1.0;  }
+    return 0;
+}
 /***********************************************************************/
 
 // snagged from http://www.parashift.com/c++-faq-lite/misc-technical-issues.html#faq-39.2