added some sanity checks

2018-07-10 17:27:18 +02:00
parent 19d9ce3961
commit dd9116086d
3 changed files with 23 additions and 0 deletions
--- a/geo/Triangle3.h
+++ b/geo/Triangle3.h
@@ -136,6 +136,14 @@ public:

 	}

+	/** perform some sanity checks */
+	bool isValid() const {
+		if (p1 == p2) {return false;}
+		if (p1 == p3) {return false;}
+		if (p2 == p3) {return false;}
+		return true;
+	}
+
 /*
 	int rayIntersectsTriangle(float *p, float *d,
 				float *v0, float *v1, float *v2) {