From 81787e9004377016236865e95b95707ed6cf1d0b Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Sun, 2 Mar 2008 12:23:48 +0000
Subject: initial (buggy) support for .map models

---
 src/math/plane3f.cc | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 src/math/plane3f.cc

(limited to 'src/math/plane3f.cc')

diff --git a/src/math/plane3f.cc b/src/math/plane3f.cc
new file mode 100644
index 0000000..232bc98
--- /dev/null
+++ b/src/math/plane3f.cc
@@ -0,0 +1,32 @@
+/*
+   math/plane3f.cc
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+#include "math/plane3f.h"
+#include <string>
+
+namespace math
+{
+
+Plane3f::Plane3f(Vector3f const & point0, Vector3f const &point1, Vector3f const &point2) 
+{
+	plane_point[0] = point0;
+	plane_point[1] = point1;
+	plane_point[2] = point2;
+
+	plane_normal = crossproduct((plane_point[1] - plane_point[0]) , (plane_point[2] - plane_point[0]) );
+	pd = -1 * (plane_normal.x * plane_point[0].x + plane_normal.y * plane_point[0].y + plane_normal.z * plane_point[0].z);
+}
+
+Plane3f::Plane3f(Plane3f const & other) 
+{
+	for (size_t i=0; i < 3; i++) 
+		this->plane_point[i] = other.plane_point[i];
+
+	plane_normal = crossproduct((plane_point[1] - plane_point[0]) , (plane_point[2] - plane_point[0]) );
+	pd = -1 * (plane_normal.x * plane_point[0].x + plane_normal.y * plane_point[0].y + plane_normal.z * plane_point[0].z);
+}
+
+}
-- 
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