"Francois Labreque" <fla### [at] videotronca> wrote in message
news:3BD### [at] videotronca...
>
>
> Slime wrote:
>
> > First, I set the resolution to 320 x 240 (or 160 x 120 if it's really
slow)
> > and turn off anything that's unnecessary for testing the effect
(including
> > AA and other objects in the scene which may take up lots of parsing or
> > render time). Then I'll one or both of the following:
> >
> > A) I'll render it *without* whatever's making it slow, then hold shift
and
> > select (click & drag) the part of the image that I want to test, and
then
> > rerender so that only the important part of the image is rendered.
> >
> > B) I add +SP64 to the command line. This gives a quick mosiac preview,
which
> > usually gives me a good idea of what's going on in the picture.
> >
> > With really heavy stuff, it can still take a minute or so to view, but
I've
> > never really had to deal with unbearably long render times.
> >
>
>
> Good advice.  I usually do all of the above, and will render a
> decent-sized image with all the slow options while I'm sleeping or at
> work and judge the results when I come back to the computer.
>
> Build your scenes with a bunch of #declares at the top so it's easily
> changeable, such as:
>
> #declare Photons = off;
> #declare Radiosity = 1;  // 0 = off, 1 = fast, 2 = Whoa!!!
> #declare Boring_Textures = on;
> #declare Focal_Blur = off;
>
> and then enclose the affected portions of the scene in an #if statement,
> like this:
>
> #if( Boring_Textures )
>     #declare My_Texture = texture{ pigment{ color rgb < 1, 0, 0 > }}
> #else
>     #declare My_texture = ...
> #end

       That's great advice both. Thank you. The scene I'm on at the moment
is into it's seventh hour, and it's wrong! Eek! (BTW, it's 3 o'clock in the
morning here, a coldish room, and my CPU temp. is running at 40 deg c.
whilst rendering. A happy man!)   :)

    ~Steve~


>
> --
> /*Francois Labreque*/#local a=x+y;#local b=x+a;#local c=a+b;#macro P(F//
> /*    flabreque    */L)polygon{5,F,F+z,L+z,L,F pigment{rgb 9}}#end union
> /*        @        */{P(0,a)P(a,b)P(b,c)P(2*a,2*b)P(2*b,b+c)P(b+c,<2,3>)
> /*   videotron.ca  */}camera{location<6,1.25,-6>look_at a orthographic}
>

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