autocrop
%% PhS
%%
%% échelle et étendue de l'image
30 setxunit
-1 9 setxrange
-5 2 setyrange

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%%%% Positionnement de la Caméra
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/ScreenDist 0.1 def
/ZoomFactor_x 100 def
/ZoomFactor_y 100 def

6 -6 4 SetCamPos
-1 1.1 -0.3 SetCamVec
0.03 0.03 1 SetCamUp
ComputeCamera

%% traces

1.5 setlinewidth
190 255 div 190 255 div 200 255 div setrgbcolor

%% syntaxe : x_min x_max y_min y_max z_min z_max quadrilleXYZ
0 5 0 5 0 0 quadrilleXYZ

3 setlinewidth
/arrowscale {2 2} def

%% syntaxe : xyz_min xyz_max lu axesRVB
%% (étendue du pointille, longueur des vecteurs)
%% trace des vecteurs unitaires et des axes
-2 4 2 axesRVB