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Follow-up of decdaa82d3db9619b45d3c59d5106526cf65d57d - Use normalized vectors

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enricoturri1966 2021-10-22 14:29:56 +02:00
parent d43ae66eca
commit d34c9cec9a
1 changed files with 2 additions and 2 deletions
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4
src/libslic3r/Line.cpp
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@ -67,7 +67,7 @@ bool Line::parallel_to(const Line& line) const
{
const Vec2d v1 = (this->b - this->a).cast<double>();
const Vec2d v2 = (line.b - line.a).cast<double>();
return std::fabs(cross2(v1, v2)) < EPSILON;
return sqr(cross2(v1, v2)) < sqr(EPSILON) * v1.squaredNorm() * v2.squaredNorm();
}
#if ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS
@ -80,7 +80,7 @@ bool Line::perpendicular_to(const Line& line) const
{
const Vec2d v1 = (this->b - this->a).cast<double>();
const Vec2d v2 = (line.b - line.a).cast<double>();
return std::fabs(v1.dot(v2)) < EPSILON;
return sqr(v1.dot(v2)) < sqr(EPSILON) * v1.squaredNorm() * v2.squaredNorm();
}
#endif // ENABLE_OUT_OF_BED_DETECTION_IMPROVEMENTS