File:Loi de la réflexion.svg

% Transformer ce fichier tex en svg :

% latex ${file}.tex && dvips ${file}.dvi && ps2eps ${file}.ps && eps2svg ${file}.eps

 \documentclass[a4paper]{slides}
 \usepackage[french]{babel}
 \usepackage[utf8]{inputenc}
 \usepackage{pstricks}
 \usepackage{pst-eucl}
 \usepackage{amsmath}
 \definecolor{BleuVerre}{cmyk}{0.2,0,0,0}
 \begin{document}
 \setlength{\unitlength}{1cm}
 \small
 \psset{unit=1cm}
 \begin{pspicture}(-9,-5)(9,5)

% initialisation

 \psset{arrowscale=3}

% points

 \pstGeonode[PointSymbol=none,PointName=none](0,4){M_1}
 \pstGeonode[PointSymbol=none,PointName=none](0,-4){M_2}
 \pstGeonode[PointSymbol=none,PointName=none](0.2,4){M_4}
 \pstGeonode[PointSymbol=none,PointName=none](0.2,-4){M_3}
 \pstGeonode[PointSymbol=+,PosAngle=180,PointSymbol=none,PointName=none](-7,4){R_1}
 \pstGeonode[PointSymbol=+](0,0){I}
 \pstGeonode[PointSymbol=none,PosAngle=180](-8,0){N}

% Miroir

 \pspolygon[fillstyle=solid,fillcolor=BleuVerre](M_1)(M_2)(M_3)(M_4)
 \pstLineAB[]{M_1}{M_2}
 \pstLineAB[linestyle=dashed]{I}{N}

% ligne

 \pstLineAB[linecolor=red]{R_1}{I}
 \pstLineAB[linecolor=red,nodesep=3,]{->}{R_1}{I}

% construction

 \pstOrtSym[PointSymbol=none,PointName=none]{I}{N}{R_1}[R_2]
 \pstLineAB[linecolor=red]{R_2}{I}
 \pstLineAB[linecolor=red,nodesep=3,]{-<}{R_2}{I}

%angle

 \pstMarkAngle[Mark=MarkHash,LabelSep=2.7,MarkAngleRadius=2]{R_1}{I}{N}{i}
 \pstMarkAngle[Mark=MarkHash,LabelSep=2.7,MarkAngleRadius=2]{N}{I}{R_2}{i'}

% Légende

 \uput{0.2}[90](M_1){Miroir plan}
 \uput{1}[0](I){Point d'incidence}
 \uput{1}[-60](R_1){Rayon incident}
 \uput{1}[60](R_2){Rayon réfléchi}
 \uput{0.5}[20](N){Normale}
 \end{pspicture}
 \end{document}

% Copyright

% Auteur : Hervé Darce

% Ce fichier source et l'image associée sont sous licence Creative Commons Attribution - Partage dans les Mêmes Conditions 4.0 International (https://creativecommons.org/licenses/by-sa/4.0)

 \ccbysa {\tiny Hervé Darce (commons.wikimedia.org)}

I, the copyright holder of this work, hereby publish it under the following license:

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https://creativecommons.org/licenses/by-sa/4.0CC BY-SA 4.0 Creative Commons Attribution-Share Alike 4.0 truetrue