diff options
Diffstat (limited to 'chalk/core/kis_vec.cc')
-rw-r--r-- | chalk/core/kis_vec.cc | 67 |
1 files changed, 0 insertions, 67 deletions
diff --git a/chalk/core/kis_vec.cc b/chalk/core/kis_vec.cc deleted file mode 100644 index fa54e1f90..000000000 --- a/chalk/core/kis_vec.cc +++ /dev/null @@ -1,67 +0,0 @@ -/* - * kis_vec.cc - 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; -} - |