Cast abs() arguments to long long in InverseKinemetics

Recovered from the uncommitted working copy in the 'Projecten nov 2016' backup.

2012-simulation/ik-visualiser-vs/Hexapod app/InverseKinemetics.cpp

@@ -57,7 +57,7 @@ float InverseKinemetics::T1 (Data *DataLine)
 
 	float ret = 0;
 
-	ret = t1 + abs(t2);
+	ret = t1 + abs( (long long) t2);
 
 	return ret;
 }
@@ -102,7 +102,7 @@ void InverseKinemetics::setleg (bool Side, Data *DataLine)
 
 			d = sin( (float)(a-90)*(PI/180) );
 			if( d != 0 )
-				DataLine->Z2 = d * abs( DataLine->X2 );
+				DataLine->Z2 = d * abs( (long long) DataLine->X2 );
 			else
 				DataLine->Z2 = 0;
 		}