tand
koadrobot/math/tand
Calculates tanjant in degree.
tand
@/tand
Calculates tanjant in degree.
DEGnumber
Angle in degrees.
OUTnumber
C++ implementation
#pragma XOD dirtieness disable
struct State {
};
{{ GENERATED_CODE }}
void evaluate(Context ctx)
{
Number x = getValue<input_DEG>(ctx);
if (x==90.0 || x==270.0)
emitValue<output_OUT>(ctx, sqrt(-1.0)); // NaN _ nanf
// raiseError<output_OUT>(ctx);
else
emitValue<output_OUT>(ctx, tan(x * 0.01745329252));
}Tabular tests
| DEG | OUT |
| 0 | 0 |
| 30 | 0.577350~ |
| -30 | -0.577350~ |
| 180 | 0~ |
| 90 | NaN |
| NaN | NaN |
| Inf | NaN |
| -Inf | NaN |
| 360 | 0~ |
| 270 | NaN |
| 1 | 0.0174550~ |
| 361 | 0.0174550~ |
| 89 | 57.289961~ |
| 91 | -57.289961~ |
| -89 | -57.289961~ |
| -1 | -0.0174550~ |