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3d: min dot needs to be square 

Given that we compare the dot product (square of length) to s_min_dot,
it means that s_min_dot also needs to be square, or we wind up
converting line segments into circles that are visually distinct from
circles, leading to gaps in polylines.

(cherry picked from commit 0823692dda)
This commit is contained in:
Simon Schubert 2019-07-24 14:34:35 +02:00 committed by Seth Hillbrand
parent 5fb41e6ecc
commit 469c31da97
1 changed files with 1 additions and 1 deletions
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2
3d-viewer/3d_rendering/3d_render_raytracing/shapes2D/croundsegment2d.h
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@ -85,7 +85,7 @@ public:
bool IsPointInside( const SFVEC2F &aPoint ) const override; bool IsPointInside( const SFVEC2F &aPoint ) const override;
}; };
static const float s_min_dot = (FLT_EPSILON * 4.0f) ; static const float s_min_dot = (FLT_EPSILON * 4.0f * FLT_EPSILON * 4.0f) ;
/** /**
* @brief Segment_is_a_circle - check if segment start and end is very close to each other * @brief Segment_is_a_circle - check if segment start and end is very close to each other