シミュレーションの長さの計算


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一つ前の記事で、次に検討すると記述した長さについての関係性をまとめておく。

図において、OGは、足などの実体であり長さはである。この長さが正面図において見えているのが、OLである。また、側面図において見えているのがOHとなる、それらの長さはである。正面図、側面図では、角度θとφが捉えられているとしよう。
このときまず、の位置は同じだから、


が成立する。
さらに、


が成立する。これら二つの式より、と角度の値から求めることができる。