split map reading from models

1 files changed, 37 insertions, 0 deletions

diff --git a/src/model/plane.cc b/src/model/plane.cc
new file mode 100644
index 0000000..2d548ce
--- /dev/null
+++ b/src/model/plane.cc
@@ -0,0 +1,37 @@
+/*
+   model/plane.cc
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+#include <string>
+
+#include "model/plane.h"
+
+namespace model
+{
+
+using math::Vector3f;
+
+Plane::Plane(Vector3f const & point0, Vector3f const &point1, Vector3f const &point2) 
+{
+	plane_detail = false;
+
+	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);
+}
+
+Plane::Plane(Plane 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);
+}
+
+}