Difference between revisions of "Math.atan2"
From GiderosMobile
(Created page with "__NOTOC__ '''Available since:''' Gideros 2011.6<br/> === Description === Returns the arc tangent of v1/v2 (in radians), but uses the signs of both parameters to find the quadr...") |
|||
| Line 4: | Line 4: | ||
Returns the arc tangent of v1/v2 (in radians), but uses the signs of both parameters to find the quadrant of the result. (It also handles correctly the case of v2 being zero.) | Returns the arc tangent of v1/v2 (in radians), but uses the signs of both parameters to find the quadrant of the result. (It also handles correctly the case of v2 being zero.) | ||
<source lang="lua"> | <source lang="lua"> | ||
| − | (number) | + | (number) = math.atan2(v1,v2) |
</source> | </source> | ||
| − | '''v1 | + | '''v1''': (number) first value ''''''<br/> |
| − | '''v2 | + | '''v2''': (number) second value ''''''<br/> |
'''Returns''' (number) result<br/> | '''Returns''' (number) result<br/> | ||
Revision as of 11:21, 23 August 2018
Available since: Gideros 2011.6
Description
Returns the arc tangent of v1/v2 (in radians), but uses the signs of both parameters to find the quadrant of the result. (It also handles correctly the case of v2 being zero.)
(number) = math.atan2(v1,v2)
'v1: (number) first value '
'v2: (number) second value '
Returns (number) result
