LeGreg HomePage - Gregory Massal
A voxel terrain render engine tutorial in C++
A raytracer tutorial in C++ - HDR, blobs, etc.
A small article on Bezier curves and surfaces
An article on high dynamic range
Sabine Massal animation mentor page
Ere informatique
Lankhor
Mortville Manor
Reflections Interactive
List of video game musicians
Stéphane Picq
Extase (computer game)
Computer's Dream
B.A.T.
n → = ∇ → P ‖ ∇ → P ‖ {\displaystyle {\vec {n}}={\frac {{\vec {\nabla }}P}{\left\|{\vec {\nabla }}P\right\|}}}
n 2 ∗ sin Θ t = n 1 ∗ sin Θ I {\displaystyle n2*\sin {\Theta t}=n1*\sin {\Theta I}}
I 1 I 0 = e ϵ l c {\displaystyle {I_{1} \over I_{0}}=e^{\epsilon lc}}
I 1 I 0 = a b s o r p t i o n l {\displaystyle {I_{1} \over I_{0}}={absorption}^{l}}
n → n e a r = cos ( ρ ) . x → + sin ( ρ ) . y → {\displaystyle {\vec {n}}_{near}\ =\cos(\rho ).{\vec {x}}+\sin(\rho ).{\vec {y}}}
n → l e f t = sin ( ρ + f o v ) . x → − cos ( ρ + f o v ) . y → {\displaystyle {\vec {n}}_{left}\ =\sin {(\rho +fov)}.{\vec {x}}\ -\cos {(\rho +fov)}.{\vec {y}}}
n → r i g h t = − sin ( ρ − f o v ) . x → + cos ( ρ − f o v ) . y → {\displaystyle {\vec {n}}_{right}\ =-\sin {(\rho -fov)}.{\vec {x}}\ +\cos {(\rho -fov)}.{\vec {y}}}
w s u n = p o w ( cos ( Θ v i e w − s u n a n g l e ) , p o w e r ) {\displaystyle w_{sun}=pow(\cos {(\Theta _{view}-sunangle)},power)}
c s k y t e m p = w s u n ∗ c w h i t e + ( 1 − w s u n ) ∗ c b l u e 1 {\displaystyle c_{skytemp}=w_{sun}*c_{white}+(1-w_{sun})*c_{blue1}}
w s a t = m i n ( m a x ( ρ v i e w / ρ g r a d i e n t , 0 ) , 1 ) {\displaystyle w_{sat}=min(max(\rho _{view}/\rho _{gradient},0),1)}
c s k y = ( w s a t ) ∗ c s k y t e m p + ( 1 − w s a t ) ∗ c b l u e 2 {\displaystyle c_{sky}=(w_{sat})*c_{skytemp}+(1-w_{sat})*c_{blue2}}
