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__sin

概要 
double __sin (
  double x);   /* value to calculate sine for */
説明

__sin デバッガ関数は、浮動小数点値 x の三角正弦を計算します。
戻り値

__sin 関数は、x の正弦を返します。
関連項目

__cos、__tan
例 
FUNC float sine_wave (float f) {
  float pi = 3.14159265;

  return __sin (f * (((float) STATES) / CLOCK) * 2 * pi);
}

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