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/****************************************************************************
* Copyright (C) from 2009 to Present EPAM Systems.
*
* This file is part of Indigo toolkit.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
***************************************************************************/
#include "math/algebra.h"
using namespace indigo;
Line3f::Line3f()
{
org.zero();
dir.set(0, 0, 1);
}
void Line3f::copy(Line3f& other)
{
org.copy(other.org);
dir.copy(other.dir);
}
float Line3f::distFromPoint(const Vec3f& point) const
{
Vec3f diff;
diff.diff(point, org);
float prod = Vec3f::dot(dir, diff);
diff.addScaled(dir, -prod);
return diff.length();
}
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