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support backward compatibility

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This commit is contained in:
David Rose 2002-08-23 22:00:56 +00:00
parent b7fe88f557
commit 7117ac1d72
2 changed files with 7 additions and 2 deletions
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3
pandatool/src/egg-palettize/palettizer.cxx
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@ -41,13 +41,14 @@ Palettizer *pal = (Palettizer *)NULL;
// allows us to easily update egg-palettize to write out additional // allows us to easily update egg-palettize to write out additional
// information to its pi file, without having it increment the bam // information to its pi file, without having it increment the bam
// version number for all bam and boo files anywhere in the world. // version number for all bam and boo files anywhere in the world.
int Palettizer::_pi_version = 6; int Palettizer::_pi_version = 7;
// Updated to version 1 on 12/11/00 to add _remap_char_uv. // Updated to version 1 on 12/11/00 to add _remap_char_uv.
// Updated to version 2 on 12/19/00 to add TexturePlacement::_dest. // Updated to version 2 on 12/19/00 to add TexturePlacement::_dest.
// Updated to version 3 on 12/19/00 to add PaletteGroup::_dependency_order. // Updated to version 3 on 12/19/00 to add PaletteGroup::_dependency_order.
// Updated to version 4 on 5/3/01 to add PaletteGroup::_dirname_order. // Updated to version 4 on 5/3/01 to add PaletteGroup::_dirname_order.
// Updated to version 5 on 10/31/01 to add TextureProperties::_force_format. // Updated to version 5 on 10/31/01 to add TextureProperties::_force_format.
// Updated to version 6 on 3/14/02 to add TextureImage::_alpha_mode. // Updated to version 6 on 3/14/02 to add TextureImage::_alpha_mode.
// Updated to version 7 on 8/23/02 to add TextureProperties::_anisotropic_degree.
int Palettizer::_read_pi_version = 0; int Palettizer::_read_pi_version = 0;

6
pandatool/src/egg-palettize/textureProperties.cxx
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@ -709,7 +709,11 @@ fillin(DatagramIterator &scan, BamReader *manager) {
} }
_minfilter = (EggTexture::FilterType)scan.get_int32(); _minfilter = (EggTexture::FilterType)scan.get_int32();
_magfilter = (EggTexture::FilterType)scan.get_int32(); _magfilter = (EggTexture::FilterType)scan.get_int32();
_anisotropic_degree = scan.get_int32(); if (Palettizer::_read_pi_version >= 7) {
_anisotropic_degree = scan.get_int32();
} else {
_anisotropic_degree = 0;
}
manager->read_pointer(scan); // _color_type manager->read_pointer(scan); // _color_type
manager->read_pointer(scan); // _alpha_type manager->read_pointer(scan); // _alpha_type
} }