User:LeGreg

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${\vec {n}}={\frac {{\vec {\nabla }}P}{\left\|{\vec {\nabla }}P\right\|}}$

$n2*\sin {\Theta t}=n1*\sin {\Theta I}$

${I_{1} \over I_{0}}=e^{\epsilon lc}$

${I_{1} \over I_{0}}={absorption}^{l}$

${\vec {n}}_{near}\ =\cos(\rho ).{\vec {x}}+\sin(\rho ).{\vec {y}}$

${\vec {n}}_{left}\ =\sin {(\rho +fov)}.{\vec {x}}\ -\cos {(\rho +fov)}.{\vec {y}}$

${\vec {n}}_{right}\ =-\sin {(\rho -fov)}.{\vec {x}}\ +\cos {(\rho -fov)}.{\vec {y}}$

$w_{sun}=pow(\cos {(\Theta _{view}-sunangle)},power)$

$c_{skytemp}=w_{sun}*c_{white}+(1-w_{sun})*c_{blue1}$

$w_{sat}=min(max(\rho _{view}/\rho _{gradient},0),1)$

$c_{sky}=(w_{sat})*c_{skytemp}+(1-w_{sat})*c_{blue2}$