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Eliminate non-ascii comments in clipper (#5480)

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This commit is contained in:
Bao Anchang
2024-03-04 09:18:08 +01:00
committed by GitHub
parent f95050e7aa
commit bb9101ae9e
1 changed files with 4 additions and 4 deletions
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contrib/clipper/clipper.cpp
+4 -4
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@@ -4330,10 +4330,10 @@ double DistanceFromLineSqrd(
const IntPoint& pt, const IntPoint& ln1, const IntPoint& ln2)
{
//The equation of a line in general form (Ax + By + C = 0)
//given 2 points (x�,y�) & (x�,y�) is ...
//(y� - y�)x + (x� - x�)y + (y� - y�)x� - (x� - x�)y� = 0
//A = (y� - y�); B = (x� - x�); C = (y� - y�)x� - (x� - x�)y�
//perpendicular distance of point (x�,y�) = (Ax� + By� + C)/Sqrt(A� + B�)
//given 2 points (x_1, y_1) & (x_2, y_2) is ...
//(y_1 - y_2)x + (x_2 - x_1)y - (y_1 - y_2)x_1 - (x_2 - x_1)y_1 = 0
//A = (y_1 - y_2); B = (x_2 - x_1); C = - (y_1 - y_2)x_1 - (x_2 - x_1)y_1
//perpendicular distance of point (x_0, y_0) = |Ax_0 + By_0 + C| / Sqrt(A^2 + B^2)
//see http://en.wikipedia.org/wiki/Perpendicular_distance
double A = double(ln1.Y - ln2.Y);
double B = double(ln2.X - ln1.X);