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Fix Collada material roughness import function 

Fixes NaN roughness in Godot when hardness in Blender is set to more than 255.
Also corrects dependency: more hardness = more roughness (it says shininess, but it actually is hardness).
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Dmitriy Romanov 2018-03-28 18:54:33 +03:00 committed by GitHub
parent 4b4ed9b724
commit 89f4e71679
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editor/import/editor_import_collada.cpp
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@ -480,7 +480,7 @@ Error ColladaImport::_create_material(const String &p_target) {
}
}
float roughness = Math::sqrt(1.0 - ((Math::log(effect.shininess) / Math::log(2.0)) / 8.0)); //not very right..
float roughness = - Math::sqrt(1.0 - ((Math::log(effect.shininess) / Math::log(2.0)) / 9.0)) + 1;
material->set_roughness(roughness);
if (effect.double_sided) {