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David Rose 2000-12-08 00:42:21 +00:00
parent 995bbe1ceb
commit 25fd0d0c3a
1 changed files with 13 additions and 9 deletions
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22
pandatool/src/egg-palettize/paletteImage.cxx
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@ -186,20 +186,24 @@ get_page() const {
// Function: PaletteImage::is_empty
// Access: Public
// Description: Returns true if there are no textures, or only one
// texture, placed on the image. In either case, the
// PaletteImage need not be generated.
// "solitary" texture, placed on the image. In either
// case, the PaletteImage need not be generated.
////////////////////////////////////////////////////////////////////
bool PaletteImage::
is_empty() const {
if (pal->_omit_solitary) {
// If we're omitting solitary textures, the image is considered
// empty even if it has one texture.
return _placements.size() < 2;
if (_placements.empty()) {
// The image is genuinely empty.
return true;
} else if (_placements.size() == 1) {
// If the image has exactly one texture, we consider the image
// empty only if the texture is actually flagged as 'solitary'.
return (_placements[0]->get_omit_reason() == OR_solitary);
} else {
// If we're not omitting solitary textures, the image is only
// empty if it has no textures.
return _placements.empty();
// The image has more than one texture, so it's definitely not
// empty.
return false;
}
}