[Scilab-users] contour : z level use

[Samuel Gougeon]

Hello,

> contour(X,Y,Z,1,flag=[0 1 4],zlev=0.);

You are setting an inappropriate mode in flag.

Samuel


Le 02/04/2017 à 09:16, paul.carrico at free.fr a écrit :
> Hi
> I've been thinking that Scilab uses the closest zlev than the one I'm 
> specifying, based on the points I provided ... am I correct?
> I've to find a way to create the points I need with z=0 ....
> Paul
> Le 2017-04-01 23:42, paul.carrico at free.fr 
> <mailto:paul.carrico at free.fr> a écrit :
>> Hi
>>
>> In the following example, I'm trying to add a single contour line
>> equals to z = 0, but I've another value: what am I doing wrong?
>>
>> Thanks for the help
>>
>> Nota bene : I'm under 5.5.2 Scilab release
>>
>> Paul
>>
>> ##########################################
>>
>> mode(0)
>>
>> X = linspace(0,1,10);
>> Y = linspace(0,1,10);
>> Z = rand(10,10) - rand(10,10);
>>
>> Z_min = min(Z);
>> Z_max = max(Z);
>>
>> //  plot3d
>>
>> scf();
>> xset("colormap",jetcolormap(64));
>> drawlater() ;
>> xtitle("Z following (X,Y)");
>> colorbar(Z_min,Z_max);
>> a=get("current_axes");
>> a.x_label; x_label=a.x_label; x_label.text=" X";
>> a.y_label; y_label=a.y_label; y_label.text=" Y";
>> a.z_label; z_label=a.z_label; z_label.text=" Z";
>> plot3d1(X,Y,Z,45,80);
>> contour(X,Y,Z,1,flag=[0 1 4],zlev=0.);
>> drawnow() ;
>> _______________________________________________

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