「プログラムでシダを描画する」をプログラムじゃないけどApophysisで描画する


「プログラムでシダを描画する」を反復関数系のフラクタル画像生成ソフト Apophysis で描画しました。

##作成例

![fern.png](https://qiita-image-store.s3.amazonaws.com/0/48174/3fd39074-8c40-7c54-baee-30fb084093aa.png)

##エディタで編集中の画面

![fern_editor.png](https://qiita-image-store.s3.amazonaws.com/0/48174/6b8aca69-12cf-90be-d81b-7228f9be0726.png)

##パラメータ

```xml:fern.flame
<flames name="fern">
<flame name="fern" version="Apophysis 7x Version 15C.9" size="500 500" center="0 -0.5" scale="475" oversample="1" filter="0.5" quality="50" background="0 0 0" brightness="4" gamma="4" gamma_threshold="0.01" estimator_radius="9" estimator_minimum="0" estimator_curve="0.4" enable_de="0" plugins="linear" new_linear="1" curves="0 0 1 0 0 1 1 1 1 1 1 1 0 0 1 0 0 1 1 1 1 1 1 1 0 0 1 0 0 1 1 1 1 1 1 1 0 0 1 0 0 1 1 1 1 1 1 1" >
   <xform weight="1" color="0" linear="1" coefs="0.836 0.044 -0.044 0.836 0 -0.169" opacity="1" />
   <xform weight="0.3" color="0" linear="1" coefs="-0.141 -0.302 -0.302 0.141 0 -0.127" opacity="1" />
   <xform weight="0.3" color="0" linear="1" coefs="0.141 -0.302 0.302 0.141 0 -0.169" opacity="1" />
   <xform weight="0.3" color="0" linear="1" coefs="0 0 0 0.175337 0 0" opacity="1" />
   <palette count="256" format="RGB">
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   </palette>
</flame>

</flames>

```

##作成例2

![fern_tweaked.png](https://qiita-image-store.s3.amazonaws.com/0/48174/c524a0d0-7f55-8db8-4eeb-7840986db585.png)

せっかくなので　Apophysis らしくパラメータを調整してみました。

```xml:fern_tweaked.flame
<flames name="fern_tweaked">
<flame name="fern_tweaked" version="Apophysis 7x Version 15C.9" size="500 500" center="0 -0.5" scale="475" oversample="1" filter="0.5" quality="50" background="0 0 0" brightness="4" gamma="4" gamma_threshold="0.01" estimator_radius="9" estimator_minimum="0" estimator_curve="0.4" enable_de="0" plugins="linear" new_linear="1" curves="0 0 1 0 0 1 1 1 1 1 1 1 0 0 1 0 0 1 1 1 1 1 1 1 0 0 1 0 0 1 1 1 1 1 1 1 0 0 1 0 0 1 1 1 1 1 1 1" >
   <xform weight="2" color="0.193" symmetry="0.9" linear="1" coefs="0.836 0.044 -0.044 0.836 0 -0.169" chaos="1 1 1 0.5 " opacity="1" />
   <xform weight="0.2" color="0.481" symmetry="0.5" linear="1" coefs="-0.141 -0.302 -0.302 0.141 0 -0.127" chaos="1 1 1 0.5 " opacity="1" />
   <xform weight="0.2" color="0.557" symmetry="0.5" linear="1" coefs="0.141 -0.302 0.302 0.141 0 -0.169" chaos="1 1 1 0.5 " opacity="1" />
   <xform weight="0.05" color="0.948" symmetry="0.9" linear="1" coefs="0 0 0 0.175337 0 0" opacity="1" />
   <palette count="256" format="RGB">
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   </palette>
</flame>

</flames>
```

以上!