Info-Volumizer Mailing List Archives: Color & Alpha calcula

Color & Alpha calculation

Frank B. Sachse (Frank.Sachse@ibt.etec.uni-karlsruhe.de)
Wed, 15 Mar 2000 18:41:19 +0100

Hallo,
 particles out of the human
mical model of man
.de/MEETMan.htm) to calculate the
orption. Alpha values are derived from the
, color values are set depending on the concentration
of a
e used for further
ry.
nd influences largely the
A reduction of alpha values leads to lower
es using black background, it leads to higher values u
sing a
 pixel values in regions with low alpha,
mission is absorpted. In regions with high alpha only
the
ow.
viour: a 16x16x16 lattice
d 255 leads to pixel values 100-200 resp. 204
ing a black background.
of the lattice with black background. On the
e of the lattice alpha is set to 255 and on the right
side alpha
laining this behaviour of volumizer

chnik
  0721 608 3851
c.uni-karlsruhe.de
sruhe.de/~fs

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