public void safeAcosTest()
{
ld_float actual;
ld_float expected;
ld_float x;
//ld_float delta = 0.00001f;
// Input : x = -1.0f
x = -1.0f;
expected = LDMathUtil.PI;
actual = LDMathUtil.safeAcos(x);
TestUtil.COMPARE(expected, actual);
// Input : x = 1.0f
x = 1.0f;
expected = 0.0f;
actual = LDMathUtil.safeAcos(x);
TestUtil.COMPARE(expected, actual);
}
//--------------------
/**
* @brief 回転角を取り出して返す
*/
public ld_float getAngle()
{
return(LDMathUtil.safeAcos(w) * 2.0f);
}
