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authorHakim <hakim.rouatbi@gmail.com>2023-03-03 12:10:42 +0100
committerYuri Sizov <yuris@humnom.net>2023-03-13 22:05:07 +0100
commit90dbf3bd38ecd06ef32fb3cc4958cff6d132786d (patch)
tree0da5786449d9354d9ce2a8d4a3467e686490dd92 /modules
parent4cce35824192e855cfda949259cbd149a2165570 (diff)
Get the unlit / unshaded extension when importing GLTF and set it when exporting
(cherry picked from commit e14fa5532bd87addc8c019e2b3770758b36d0c09)
Diffstat (limited to 'modules')
-rw-r--r--modules/gltf/gltf_document.cpp14
1 files changed, 14 insertions, 0 deletions
diff --git a/modules/gltf/gltf_document.cpp b/modules/gltf/gltf_document.cpp
index e3ba290eb2..d93485a800 100644
--- a/modules/gltf/gltf_document.cpp
+++ b/modules/gltf/gltf_document.cpp
@@ -3748,6 +3748,14 @@ Error GLTFDocument::_serialize_materials(Ref<GLTFState> p_state) {
d["alphaMode"] = "BLEND";
}
+ Dictionary extensions;
+ if (base_material->get_shading_mode() == BaseMaterial3D::SHADING_MODE_UNSHADED) {
+ Dictionary mat_unlit;
+ extensions["KHR_materials_unlit"] = mat_unlit;
+ p_state->add_used_extension("KHR_materials_unlit");
+ }
+ d["extensions"] = extensions;
+
materials.push_back(d);
}
if (!materials.size()) {
@@ -3780,6 +3788,11 @@ Error GLTFDocument::_parse_materials(Ref<GLTFState> p_state) {
if (d.has("extensions")) {
pbr_spec_gloss_extensions = d["extensions"];
}
+
+ if (pbr_spec_gloss_extensions.has("KHR_materials_unlit")) {
+ material->set_shading_mode(BaseMaterial3D::SHADING_MODE_UNSHADED);
+ }
+
if (pbr_spec_gloss_extensions.has("KHR_materials_pbrSpecularGlossiness")) {
WARN_PRINT("Material uses a specular and glossiness workflow. Textures will be converted to roughness and metallic workflow, which may not be 100% accurate.");
Dictionary sgm = pbr_spec_gloss_extensions["KHR_materials_pbrSpecularGlossiness"];
@@ -7440,6 +7453,7 @@ Error GLTFDocument::_parse_gltf_extensions(Ref<GLTFState> p_state) {
supported_extensions.insert("KHR_lights_punctual");
supported_extensions.insert("KHR_materials_pbrSpecularGlossiness");
supported_extensions.insert("KHR_texture_transform");
+ supported_extensions.insert("KHR_materials_unlit");
for (Ref<GLTFDocumentExtension> ext : document_extensions) {
ERR_CONTINUE(ext.is_null());
Vector<String> ext_supported_extensions = ext->get_supported_extensions();