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__cos

概要 
double __cos (
  double x);   /* value to calculate cosine for */
説明

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

__cos 関数は、x の余弦を返します。
関連項目

__sin、__tan
例 
FUNC float cosine_wave (float f) {
  float pi = 3.14159265;

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

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