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Merge pull request #9297 from thinkyhead/bf2_fix_skew_factor

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[2.0.x] Fix Skew Correction pre-calculation overflow error
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Scott Lahteine 2018-01-22 08:45:11 -06:00 committed by GitHub
commit 62ecc74e76
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Marlin/src/inc/Conditionals_post.h
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@ -911,7 +911,7 @@
#define _GET_SIDE(a,b,c) (SQRT(2*sq(a)+2*sq(b)-4*sq(c))*0.5) #define _GET_SIDE(a,b,c) (SQRT(2*sq(a)+2*sq(b)-4*sq(c))*0.5)
#define _SKEW_SIDE(a,b,c) tan(M_PI*0.5-acos((sq(a)-sq(b)-sq(c))/(2*c*b))) #define _SKEW_SIDE(a,b,c) tan(M_PI*0.5-acos((sq(a)-sq(b)-sq(c))/(2*c*b)))
#define _SKEW_FACTOR(a,b,c) _SKEW_SIDE(a,_GET_SIDE(a,b,c),c) #define _SKEW_FACTOR(a,b,c) _SKEW_SIDE(float(a),_GET_SIDE(float(a),float(b),float(c)),float(c))
#ifndef XY_SKEW_FACTOR #ifndef XY_SKEW_FACTOR
constexpr float XY_SKEW_FACTOR = ( constexpr float XY_SKEW_FACTOR = (