cloudcompare/doc/fr_2.4/methods/convertNormalsToHSV.lyx

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\begin_body

\begin_layout Subsection
Normals > Convert to HSV
\end_layout

\begin_layout Standard
\begin_inset CommandInset label
LatexCommand label
name "subsection:convertToHSV"

\end_inset


\end_layout

\begin_layout Standard
Cette fonction permet de convertir les normales d'un nuage en couleur (voir
 figure 
\begin_inset CommandInset ref
LatexCommand ref
reference "fig:convertNormalsToHSVExample"

\end_inset

) via deux transformations successives : 
\end_layout

\begin_layout Itemize
une première transformation des normales en indication de pendage (
\shape italic
Strike and dip
\shape default
 en anglais - Cf.
 
\begin_inset CommandInset href
LatexCommand href
name "wikipedia"
target "http://en.wikipedia.org/wiki/Strike_and_dip"

\end_inset

) 
\end_layout

\begin_layout Itemize
puis une seconde transformation des informations de pendage vers l'espace
 HSV (
\shape italic
Hue Saturation Value
\shape default
 ou 
\shape italic
Teinte, Saturation, Valeur
\shape default
 en français) : 
\begin_inset Formula $strike\rightarrow H$
\end_inset

 ; 
\begin_inset Formula $dip\rightarrow S$
\end_inset

 ; 
\begin_inset Formula $V=constante$
\end_inset

.
\begin_inset Newline newline
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placement !htb
wide false
sideways false
status open

\begin_layout Plain Layout
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\begin_inset Graphics
	filename ../images/Partie3_Fonctions/convertToHSV.png
	width 65text%

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\begin_inset Caption

\begin_layout Plain Layout
\begin_inset CommandInset label
LatexCommand label
name "fig:convertNormalsToHSVExample"

\end_inset

Exemple de conversion de normales vers l'espace de couleur HSV
\end_layout

\end_inset


\end_layout

\end_inset


\end_layout

\begin_layout Standard
La méthode créé le champ 
\shape italic
Couleur
\shape default
 si besoin (et sinon écrase la champ existant).
 Elle cache aussi automatiquement les normales.
\end_layout

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