modified sine angle

fx_s4716_longlong.c

@@ -38,6 +38,12 @@ fx_s4716 fx_s4716_longlong_div3(fx_s4716 a, fx_s4716 b){
 	return fx_to_longlong(result);
 }
 fx_s4716 fx_s4716_longlong_sin(fx_s4716 a){
-	long long result=sinTable[a];
+	long long quotient, remain, result;
+	remain=a%180;
+	if(remain>90)
+		remain=180-remain;
+	quotient=a/180;
+
+	result=(sinTable[remain])*(pow(-1,quotient));
 	return fx_to_longlong(result);
 }