diff options
Diffstat (limited to 'core/math')
-rw-r--r-- | core/math/math_2d.h | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/core/math/math_2d.h b/core/math/math_2d.h index ac315fddb7..5e6cefd114 100644 --- a/core/math/math_2d.h +++ b/core/math/math_2d.h @@ -226,6 +226,29 @@ struct Rect2 { return true; } + inline float distance_to(const Vector2& p_point) const { + + float dist = 1e20; + + if (p_point.x < pos.x) { + dist=MIN(dist,pos.x-p_point.x); + } + if (p_point.y < pos.y) { + dist=MIN(dist,pos.y-p_point.y); + } + if (p_point.x >= (pos.x+size.x) ) { + dist=MIN(p_point.x-(pos.x+size.x),dist); + } + if (p_point.y >= (pos.y+size.y) ) { + dist=MIN(p_point.y-(pos.y+size.y),dist); + } + + if (dist==1e20) + return 0; + else + return dist; + } + _FORCE_INLINE_ bool intersects_transformed(const Matrix32& p_xform, const Rect2& p_rect) const; bool intersects_segment(const Point2& p_from, const Point2& p_to, Point2* r_pos=NULL, Point2* r_normal=NULL) const; |