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Use a more clever way to deselect a fully translucent leaf.

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This commit is contained in:
ehofman 2004-03-12 17:38:57 +00:00
parent 40d920ddc9
commit e37752f957
1 changed files with 6 additions and 10 deletions
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8
simgear/scene/model/animation.cxx
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@ -108,18 +108,14 @@ change_alpha( ssgBase *_branch, float _blend )
return;
int num_colors = ((ssgLeaf *)_branch)->getNumColours();
unsigned int select_ = (_blend == 1.0) ? 0x0000 : 0xffff;
if ( _blend == 1.0 ) { // fully translucent.
for (i = 0; i < num_colors; i++)
((ssgSelector *)_branch)->select(0x0000); // deselect item.
} else {
for (i = 0; i < num_colors; i++)
{
((ssgSelector *)_branch)->select(0xffff);
((ssgSelector *)_branch)->select( select_ );
float *color = ((ssgLeaf *)_branch)->getColour(i);
color[3] = _blend;
}
}
}
/**