From bd826de2f539f2e48c8c01d2d7f9f34c7e97104a Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@gmail.com>
Date: Fri, 13 May 2016 07:43:27 +0000
Subject: [PATCH] Fix in trisurf output, inhibiting print of successful reconstruction. Multiple fixes and improvements in python module. Added symlinking of tapes into the running directories and dumping tapes from snapshots into tape files.
---
src/vertex.c | 14 ++++++++++++++
1 files changed, 14 insertions(+), 0 deletions(-)
diff --git a/src/vertex.c b/src/vertex.c
index f733d49..59a6419 100644
--- a/src/vertex.c
+++ b/src/vertex.c
@@ -1,3 +1,4 @@
+/* vim: set ts=4 sts=4 sw=4 noet : */
#include<stdlib.h>
#include<math.h>
#include<string.h>
@@ -199,6 +200,19 @@
return TS_SUCCESS;
}
+/** Calculates the triple product of vectors defined by vertices vtx1, vtx2 and vtx3, ($\mathrm{vtx}_1\cdot(\mathrm{vtx}_2\cross\mathrm{vtx}_3$):
+ * \begin{vmatrix}
+ * x_1 & y_1 & z_1 \\
+ * x_2-x_1 & y_2-y_1 & z_2-z_1\\
+ * x_3-x_1 & y_3-y_1 & z_3-z_1\\
+ * \end{vmatrix}
+ * where the vertices coordinates are denoted by corresponding vertex index number. Function is used to determine the orientation of area formed by triangle formed by the three given vertices.
+ *
+ * @param vtx1 is first vertex, according to which the orientation is calculated
+ * @param vtx2 is the second vertex
+ * @param vtx3 is the third vertex
+ * @returns directionality of the area of the triangle formed by vertices vtx1, vtx2 and vtx3. It is positive if vtx1, vtx2 and vtx3 are oriented counter-clockwise.
+*/
inline ts_double vtx_direct(ts_vertex *vtx1, ts_vertex *vtx2, ts_vertex *vtx3){
ts_double dX2=vtx2->x-vtx1->x;
ts_double dY2=vtx2->y-vtx1->y;
--
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