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authorMichele Calgaro <michele.calgaro@yahoo.it>2021-05-23 20:48:35 +0900
committerMichele Calgaro <michele.calgaro@yahoo.it>2021-05-29 15:16:28 +0900
commit8b78a8791bc539bcffe7159f9d9714d577cb3d7d (patch)
tree1328291f966f19a22d7b13657d3f01a588eb1083 /chalk/core/kis_vec.cpp
parent95834e2bdc5e01ae1bd21ac0dfa4fa1d2417fae9 (diff)
downloadkoffice-8b78a8791bc539bcffe7159f9d9714d577cb3d7d.tar.gz
koffice-8b78a8791bc539bcffe7159f9d9714d577cb3d7d.zip
Renaming of files in preparation for code style tools.
Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
Diffstat (limited to 'chalk/core/kis_vec.cpp')
-rw-r--r--chalk/core/kis_vec.cpp67
1 files changed, 67 insertions, 0 deletions
diff --git a/chalk/core/kis_vec.cpp b/chalk/core/kis_vec.cpp
new file mode 100644
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+++ b/chalk/core/kis_vec.cpp
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+/*
+ * kis_vec.cpp - part of KImageShop
+ *
+ * Copyright (c) 1999 Matthias Elter <me@kde.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "kis_vec.h"
+
+KisVector2D& KisVector2D::normalize()
+{
+ double length, ilength;
+
+ length = m_x*m_x + m_y*m_y;
+ length = sqrt (length);
+
+ if (length > epsilon)
+ {
+ ilength = 1/length;
+ m_x *= ilength;
+ m_y *= ilength;
+ }
+ return *this;
+}
+
+KisVector3D& KisVector3D::normalize()
+{
+ double length, ilength;
+
+ length = m_x*m_x + m_y*m_y + m_z*m_z;
+ length = sqrt (length);
+
+ if (length > epsilon)
+ {
+ ilength = 1/length;
+ m_x *= ilength;
+ m_y *= ilength;
+ m_z *= ilength;
+ }
+ return *this;
+}
+
+KisVector3D& KisVector3D::crossProduct(const KisVector3D &v)
+{
+ double x,y,z;
+
+ x = m_y*v.m_z - m_z*v.m_y;
+ y = m_z*v.m_x - m_x*v.m_z;
+ z = m_x*v.m_y - m_y*v.m_x;
+ m_x=x; m_y=y; m_z=z;
+
+ return *this;
+}
+