[refactor] refactor symbol and label

This commit is contained in:
monitor1394
2022-05-04 08:45:19 +08:00
parent 43c31405b8
commit d1fd4dcf44
27 changed files with 582 additions and 318 deletions

View File

@@ -355,5 +355,36 @@ namespace XUGL
var c3 = dire3.x * dire1.y - dire3.y * dire1.x;
return c1 * c2 >= 0 && c1 * c3 >= 0;
}
public static bool IsPointInPolygon(Vector3 p, List<Vector3> polyons)
{
if (polyons.Count == 0) return false;
var inside = false;
var j = polyons.Count - 1;
for (int i = 0; i < polyons.Count; j = i++)
{
var pi = polyons[i];
var pj = polyons[j];
if (((pi.y <= p.y && p.y < pj.y) || (pj.y <= p.y && p.y < pi.y)) &&
(p.x < (pj.x - pi.x) * (p.y - pi.y) / (pj.y - pi.y) + pi.x))
inside = !inside;
}
return inside;
}
public static bool IsPointInPolygon(Vector3 p, List<Vector2> polyons)
{
if (polyons.Count == 0) return false;
var inside = false;
var j = polyons.Count - 1;
for (int i = 0; i < polyons.Count; j = i++)
{
var pi = polyons[i];
var pj = polyons[j];
if (((pi.y <= p.y && p.y < pj.y) || (pj.y <= p.y && p.y < pi.y)) &&
(p.x < (pj.x - pi.x) * (p.y - pi.y) / (pj.y - pi.y) + pi.x))
inside = !inside;
}
return inside;
}
}
}