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Fix distance

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This commit is contained in:
Miloslav Číž 2018-08-30 11:15:52 +02:00
parent bb09c50496
commit 4ed686ea81
1 changed files with 7 additions and 3 deletions
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10
raycastlib.h
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@ -193,9 +193,13 @@ uint16_t sqrtInt(uint32_t value)
Unit dist(Vector2D p1, Vector2D p2)
{
Unit dx = p2.x - p1.x;
Unit dy = p2.y - p1.y;
return sqrtInt((dx * dx) + (dy * dy));
int32_t dx = p2.x - p1.x;
int32_t dy = p2.y - p1.y;
dx = dx * dx;
dy = dy * dy;
return sqrtInt(((uint32_t) dx) + ((uint32_t) dy));
}
int8_t pointIsLeftOfRay(Vector2D point, Ray ray)