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commit 622f0ad3fc9f6a12da81568d921c6053c76bc267
parent 2dafdf60dd23ac7abc962687eabc789fd7f5b5cc
Author: Yoann <yoann.b87@voila.fr>
Date:   Fri,  6 Jan 2012 10:51:05 +0100

Ajout d'une fonction length dans quad qui permet d'avoir uniquement  la
longeur du segment N, E, S, W.

Diffstat:
M
geometry/quad.cpp
 | 
13
+++++++++++++
M
geometry/quad.hh
 | 
1
+

2 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/geometry/quad.cpp b/geometry/quad.cpp
@@ -49,6 +49,19 @@ Quad Quad::makeParallelogram() {
     return Quad(c[0],c[1],c[2],c[3]);
 }
 
+float Quad::length(Cardinal cn) {
+    if(cn == N)
+        return Segment(c[NW],c[NE]).length();
+    else if(cn == S)
+        return Segment(c[SW],c[SE]).length();
+    else if(cn == E)
+        return Segment(c[NE],c[SE]).length();
+    else if(cn == W)
+        return Segment(c[SW],c[NW]).length();
+
+    return 0;
+}
+
 float Quad::minLengthNS() {
 	return std::min(
 		Segment(c[NW],c[NE]).length(),
diff --git a/geometry/quad.hh b/geometry/quad.hh
@@ -26,6 +26,7 @@ class Quad {
 	friend Quad operator+(const Quad& t, const Vertex& v);
 	void offset(Cardinal side, int offset);
 	void offsetNESW(int offsetN, int offsetE, int offsetS, int offsetW);
+	float length(Cardinal c);
 	float minLengthNS();
 	float minLengthEW();
 	float maxLengthNS();