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Merge pull request #79421 from wojtekpil/gltf_emission_strength_export

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Add `KHR_materials_emissive_strength` extension support for exporting GLTFs
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Yuri Sizov 2023-07-14 18:50:08 +02:00
commit ac16c2696e
1 changed files with 6 additions and 0 deletions
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6
modules/gltf/gltf_document.cpp
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@ -3769,6 +3769,12 @@ Error GLTFDocument::_serialize_materials(Ref<GLTFState> p_state) {
extensions["KHR_materials_unlit"] = mat_unlit;
p_state->add_used_extension("KHR_materials_unlit");
}
if (base_material->get_feature(BaseMaterial3D::FEATURE_EMISSION) && !Math::is_equal_approx(base_material->get_emission_energy_multiplier(), 1.0f)) {
Dictionary mat_emissive_strength;
mat_emissive_strength["emissiveStrength"] = base_material->get_emission_energy_multiplier();
extensions["KHR_materials_emissive_strength"] = mat_emissive_strength;
p_state->add_used_extension("KHR_materials_emissive_strength");
}
d["extensions"] = extensions;
materials.push_back(d);