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Introduction |
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The Loft tool is
nothing new to users in the 3D field, however its performance
is entirely different from one application to the next. We'll
learn the basics in using the Loft tool in Pixels3D.
This tutorial
requires:
Pixels3D
| studio | v3.6 and above
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The
Loft Tool |
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Launch Pixels3D and
get started with learning the loft tool.
Basically the loft tool can "skin" the "ribs"
of objects selected, one to the next depending on the order
the objects are selected. The best example of the Loft Tool
at work would be Dan Platt's image of Slimer from the movie
series GhostBusters.
"Pinky
model using 4 splines"
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Modeling |
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Like I mentioned
earlier, the Loft Tool is a skinning tool, so let's make the
ribs of our tutorial using only the Shapes>Spline tool. Create
a simple spline and connect the ends.
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Modeling |
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Create another spline
around the first spline. This time, use many more "anchors"
than the previous spline.
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Setting
Up our Splines for Loft |
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Now that we have
2 splines, before we do any re-ordering or lofting, we need
to make sure the splines are facing the same direction, otherwise
we will get twisting in the loft's shape.
Observe the picture
on the right, and notice that the CVs when hilited, have a purple
line extending from them. This shows us the cv's order ( 1,
2, 3... ) or the spline's direction, clock-wise or counter-clock-wise.
If they are not facing the same direction we need to select
one of the splines, select Reshape>Invert to invert
the direction of the spline.
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Re-Ordering
and Matching Points |
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Before we can loft
our splines, we need to re-order and match the starting points
of both splines.
To re-order, select
both splines, and choose Reshape>ReOrder, and set
the number of points to 100, this will match the number of cvs
in both splines and is crucial in lofting objects ( you will
crash if you don't follow that step ).
Next we need to match
the starting points of one of the splines. Select the spline
in the centre, and then hold shift-control-option and
press the left/right arrow key on the keyboard.
This will move the starting point around in the direction we
used with the arrow keys. Align the CVs of the two splines as
shown for best results.
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Loft |
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Lets move the centre
spline along the z-axis away from our outer spline. Select
both splines then select Shapes>Loft
and you should see a new shape attached to the splines like
pictured on the right. Our "skin" has been acheived.
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Render |
| After
some tweaking the loft shape, adding CV's and what not, we have
something that resembles clothing, like my leopard spotted skirt
for you "ladies" out there. Hehe, have fun gentlemen! |
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