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David Rose 2000-12-20 01:08:27 +00:00
parent bdf18fb689
commit 4f9ef24895
1 changed files with 14 additions and 15 deletions
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29
pandatool/src/egg-palettize/textureImage.cxx
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@ -267,25 +267,24 @@ post_txa_file() {
_x_size = _request._x_size;
_y_size = _request._y_size;
}
// Examine the image to determine if we can downgrade the number
// of channels, for instance from color to grayscale.
if (_properties._got_num_channels &&
(_properties._num_channels == 3 || _properties._num_channels == 4)) {
consider_grayscale();
}
// Also consider downgrading from alpha to non-alpha.
if (_properties._got_num_channels &&
(_properties._num_channels == 2 || _properties._num_channels == 4)) {
consider_unalpha();
}
// However, if we got an explicit request for channels, honor that.
if (_request._got_num_channels) {
_properties._got_num_channels = true;
_properties._num_channels = _request._num_channels;
} else {
// If we didn't request a particular number of channels, examine
// the image to determine if we can downgrade it, for instance
// from color to grayscale.
if (_properties._got_num_channels &&
(_properties._num_channels == 3 || _properties._num_channels == 4)) {
consider_grayscale();
}
// Also consider downgrading from alpha to non-alpha.
if (_properties._got_num_channels &&
(_properties._num_channels == 2 || _properties._num_channels == 4)) {
consider_unalpha();
}
}
if (_request._format != EggTexture::F_unspecified) {