File:ReflexionNatureImage.svg

% 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)

% Transformer un 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[T1]{fontenc}
 \usepackage{pstricks}
 \usepackage{pst-eucl}
 \usepackage{amsmath}
 \usepackage{ccicons}
 \usepackage{pst-optic}
 
 \definecolor{BleuVerre}{cmyk}{0.2,0,0,0}
 \begin{document}
 \setlength{\unitlength}{1cm}
 \small
 \psset{unit=1cm}
 \begin{pspicture}(-9,-6)(9,5)

% initialisation

 \psset{arrowscale=3}

% points

 \pstGeonode[PointSymbol=none,PointName=none](0,5){M'_1}
 \pstGeonode[PointSymbol=none,PointName=none](0,-5){M'_2}
 \pstGeonode[PointSymbol=none,PointName=none](0.2,5){M'_4}

 \pstGeonode[PointSymbol=none,PointName=none](0.2,-5){M'_3}
 \pstGeonode[PosAngle=90](-5,4.5){A}
 \pstGeonode[PosAngle=-90](-5,1.5){B}
 \pstGeonode[PointName=none](-7,-3){O}

% objet

 \pstLineAB[linewidth=3\pslinewidth]{B}{A}
 \psset{HomCoef=0.5}
 \pstHomO[PointSymbol=none,PointName=none]{B}{A}[D]
 \pstRotation[PosAngle=180,RotAngle=60]{B}{D}[C]
 \pscurve[linewidth=3\pslinewidth](B)(C)(D)

% Miroir

 \pstRotation[PointSymbol=none,PointName=none,RotAngle=0]{I}{M'_1}[M_1]
 \pstRotation[PointSymbol=none,PointName=none,RotAngle=0]{I}{M'_2}[M_2]
 \pstRotation[PointSymbol=none,PointName=none,RotAngle=0]{I}{M'_3}[M_3]
 \pstRotation[PointSymbol=none,PointName=none,RotAngle=0]{I}{M'_4}[M_4]
 \psset{CodeFig=true}
 \pstOrtSym[SegmentSymbol=pstslash,PosAngle=0,CodeFigColor=blue,PosAngle=90]{M_1}{M_2}{A}[A']
 \pstOrtSym[SegmentSymbol=pstslashh,PosAngle=0,CodeFigColor=blue,PosAngle=-90]{M_1}{M_2}{B}[B']
 \pstOrtSym[SegmentSymbol=pstslashhh,PosAngle=0,CodeFigColor=blue,PosAngle=0]{M_1}{M_2}{C}[C']
 \psset{CodeFig=false}
 \pstOrtSym[PointSymbol=none,PointName=none]{M_1}{M_2}{D}[D']

 \pstInterLL[PosAngle=0]{O}{A'}{M_1}{M_2}{I_A}
 \pstInterLL[PosAngle=0]{O}{B'}{M_1}{M_2}{I_B}
 \pspolygon[fillstyle=solid,fillcolor=BleuVerre](M_1)(M_2)(M_3)(M_4)
 \pstLineAB[]{M_1}{M_2}
 \pstTranslation[PointSymbol=none,PosAngle=180,DistCoef=0.75]{A'}{A}{I_A}[N_A]
 \pstTranslation[PointSymbol=none,PosAngle=180,DistCoef=0.75]{B'}{B}{I_B}[N_B]

% Image

 \pstLineAB[linestyle=dashed,linewidth=3\pslinewidth]{B'}{A'}
 \pscurve[linestyle=dashed,linewidth=3\pslinewidth](B')(C')(D')

% construction A

 \pstLineAB[linecolor=red]{A}{I_A}
 \pstLineAB[linecolor=red,nodesep=3,]{->}{I_A}{A}
 \pstLineAB[linestyle=dashed]{I_A}{N_A}

 \pstLineAB[linecolor=red,linestyle=dashed]{A}{I_A}

 \pstLineAB[linecolor=red]{O}{I_A}
 \pstLineAB[linecolor=red,nodesep=3,]{-<}{O}{I_A}
 \pstLineAB[linecolor=red,linestyle=dashed]{A'}{I_A}

% construction B

 \pstLineAB[linecolor=red]{B}{I_B}
 \pstLineAB[linecolor=red,nodesep=3,]{->}{I_B}{B}
 \pstLineAB[linestyle=dashed]{I_B}{N_B}

 \pstLineAB[linecolor=red,linestyle=dashed]{B}{I_B}

 \pstLineAB[linecolor=red]{O}{I_B}
 \pstLineAB[linecolor=red,nodesep=3,]{-<}{O}{I_B}
 \pstLineAB[linecolor=red,linestyle=dashed]{B'}{I_B}

% Légende

 \uput{0.2}[-90](M_2){Miroir plan}
 \uput{0.5}[-150](A){Lettre \textbf{d}}
 \uput{0.5}[-30](A'){Lettre \textbf{b}}

% oeil

 \rput{-142}(-8.3,-4){\eye}

%angle

 \pstMarkAngle[LabelSep=3,MarkAngleRadius=2]{I_B}{O}{I_A}{$\theta$}
 \end{pspicture}

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

 \end{document}

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