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-rw-r--r--modules/gltf/doc_classes/GLTFMesh.xml2
-rw-r--r--modules/gltf/gltf_document.cpp53
-rw-r--r--modules/gltf/gltf_mesh.cpp11
-rw-r--r--modules/gltf/gltf_mesh.h3
4 files changed, 60 insertions, 9 deletions
diff --git a/modules/gltf/doc_classes/GLTFMesh.xml b/modules/gltf/doc_classes/GLTFMesh.xml
index 1e7199d229..58853217e2 100644
--- a/modules/gltf/doc_classes/GLTFMesh.xml
+++ b/modules/gltf/doc_classes/GLTFMesh.xml
@@ -9,6 +9,8 @@
<members>
<member name="blend_weights" type="PackedFloat32Array" setter="set_blend_weights" getter="get_blend_weights" default="PackedFloat32Array()">
</member>
+ <member name="instance_materials" type="Array" setter="set_instance_materials" getter="get_instance_materials" default="[]">
+ </member>
<member name="mesh" type="ImporterMesh" setter="set_mesh" getter="get_mesh">
</member>
</members>
diff --git a/modules/gltf/gltf_document.cpp b/modules/gltf/gltf_document.cpp
index 333fc4637d..ced80e26b5 100644
--- a/modules/gltf/gltf_document.cpp
+++ b/modules/gltf/gltf_document.cpp
@@ -795,6 +795,9 @@ Error GLTFDocument::_encode_buffer_views(Ref<GLTFState> state) {
buffers.push_back(d);
}
print_verbose("glTF: Total buffer views: " + itos(state->buffer_views.size()));
+ if (!buffers.size()) {
+ return OK;
+ }
state->json["bufferViews"] = buffers;
return OK;
}
@@ -884,6 +887,9 @@ Error GLTFDocument::_encode_accessors(Ref<GLTFState> state) {
accessors.push_back(d);
}
+ if (!accessors.size()) {
+ return OK;
+ }
state->json["accessors"] = accessors;
ERR_FAIL_COND_V(!state->json.has("accessors"), ERR_FILE_CORRUPT);
print_verbose("glTF: Total accessors: " + itos(state->accessors.size()));
@@ -2112,6 +2118,7 @@ Error GLTFDocument::_serialize_meshes(Ref<GLTFState> state) {
if (import_mesh.is_null()) {
continue;
}
+ Array instance_materials = state->meshes.write[gltf_mesh_i]->get_instance_materials();
Array primitives;
Dictionary gltf_mesh;
Array target_names;
@@ -2431,7 +2438,14 @@ Error GLTFDocument::_serialize_meshes(Ref<GLTFState> state) {
}
}
- Ref<BaseMaterial3D> mat = import_mesh->get_surface_material(surface_i);
+ Variant v;
+ if (surface_i < instance_materials.size()) {
+ v = instance_materials.get(surface_i);
+ }
+ Ref<BaseMaterial3D> mat = v;
+ if (!mat.is_valid()) {
+ mat = import_mesh->get_surface_material(surface_i);
+ }
if (mat.is_valid()) {
Map<Ref<BaseMaterial3D>, GLTFMaterialIndex>::Element *material_cache_i = state->material_cache.find(mat);
if (material_cache_i && material_cache_i->get() != -1) {
@@ -2475,6 +2489,9 @@ Error GLTFDocument::_serialize_meshes(Ref<GLTFState> state) {
meshes.push_back(gltf_mesh);
}
+ if (!meshes.size()) {
+ return OK;
+ }
state->json["meshes"] = meshes;
print_verbose("glTF: Total meshes: " + itos(meshes.size()));
@@ -3454,6 +3471,9 @@ Error GLTFDocument::_serialize_materials(Ref<GLTFState> state) {
}
materials.push_back(d);
}
+ if (!materials.size()) {
+ return OK;
+ }
state->json["materials"] = materials;
print_verbose("Total materials: " + itos(state->materials.size()));
@@ -4837,6 +4857,9 @@ Error GLTFDocument::_serialize_animations(Ref<GLTFState> state) {
}
}
+ if (!animations.size()) {
+ return OK;
+ }
state->json["animations"] = animations;
print_verbose("glTF: Total animations '" + itos(state->animations.size()) + "'.");
@@ -5057,6 +5080,18 @@ GLTFMeshIndex GLTFDocument::_convert_mesh_to_gltf(Ref<GLTFState> state, MeshInst
}
Ref<GLTFMesh> gltf_mesh;
gltf_mesh.instantiate();
+ Array instance_materials;
+ for (int32_t surface_i = 0; surface_i < current_mesh->get_surface_count(); surface_i++) {
+ Ref<Material> mat = current_mesh->get_surface_material(surface_i);
+ if (p_mesh_instance->get_surface_override_material(surface_i).is_valid()) {
+ mat = p_mesh_instance->get_surface_override_material(surface_i);
+ }
+ if (p_mesh_instance->get_material_override().is_valid()) {
+ mat = p_mesh_instance->get_material_override();
+ }
+ instance_materials.append(mat);
+ }
+ gltf_mesh->set_instance_materials(instance_materials);
gltf_mesh->set_mesh(current_mesh);
gltf_mesh->set_blend_weights(blend_weights);
GLTFMeshIndex mesh_i = state->meshes.size();
@@ -5570,7 +5605,7 @@ void GLTFDocument::_generate_scene_node(Ref<GLTFState> state, Node *scene_parent
// Bone Attachment - Parent Case
BoneAttachment3D *bone_attachment = _generate_bone_attachment(state, active_skeleton, node_index, gltf_node->parent);
- scene_parent->add_child(bone_attachment);
+ scene_parent->add_child(bone_attachment, true);
bone_attachment->set_owner(scene_root);
// There is no gltf_node that represent this, so just directly create a unique name
@@ -5593,7 +5628,7 @@ void GLTFDocument::_generate_scene_node(Ref<GLTFState> state, Node *scene_parent
current_node = _generate_spatial(state, scene_parent, node_index);
}
- scene_parent->add_child(current_node);
+ scene_parent->add_child(current_node, true);
if (current_node != scene_root) {
current_node->set_owner(scene_root);
}
@@ -5623,7 +5658,7 @@ void GLTFDocument::_generate_skeleton_bone_node(Ref<GLTFState> state, Node *scen
// Bone Attachment - Direct Parented Skeleton Case
BoneAttachment3D *bone_attachment = _generate_bone_attachment(state, active_skeleton, node_index, gltf_node->parent);
- scene_parent->add_child(bone_attachment);
+ scene_parent->add_child(bone_attachment, true);
bone_attachment->set_owner(scene_root);
// There is no gltf_node that represent this, so just directly create a unique name
@@ -5637,7 +5672,7 @@ void GLTFDocument::_generate_skeleton_bone_node(Ref<GLTFState> state, Node *scen
// Add it to the scene if it has not already been added
if (skeleton->get_parent() == nullptr) {
- scene_parent->add_child(skeleton);
+ scene_parent->add_child(skeleton, true);
skeleton->set_owner(scene_root);
}
}
@@ -5651,7 +5686,7 @@ void GLTFDocument::_generate_skeleton_bone_node(Ref<GLTFState> state, Node *scen
// Bone Attachment - Same Node Case
BoneAttachment3D *bone_attachment = _generate_bone_attachment(state, active_skeleton, node_index, node_index);
- scene_parent->add_child(bone_attachment);
+ scene_parent->add_child(bone_attachment, true);
bone_attachment->set_owner(scene_root);
// There is no gltf_node that represent this, so just directly create a unique name
@@ -5671,7 +5706,7 @@ void GLTFDocument::_generate_skeleton_bone_node(Ref<GLTFState> state, Node *scen
current_node = _generate_light(state, scene_parent, node_index);
}
- scene_parent->add_child(current_node);
+ scene_parent->add_child(current_node, true);
if (current_node != scene_root) {
current_node->set_owner(scene_root);
}
@@ -6185,7 +6220,7 @@ void GLTFDocument::_process_mesh_instances(Ref<GLTFState> state, Node *scene_roo
ERR_CONTINUE_MSG(skeleton == nullptr, vformat("Unable to find Skeleton for node %d skin %d", node_i, skin_i));
mi->get_parent()->remove_child(mi);
- skeleton->add_child(mi);
+ skeleton->add_child(mi, true);
mi->set_owner(skeleton->get_owner());
mi->set_skin(state->skins.write[skin_i]->godot_skin);
@@ -6865,7 +6900,7 @@ Node *GLTFDocument::import_scene_gltf(const String &p_path, uint32_t p_flags, in
gltf_document->_process_mesh_instances(r_state, root);
if (r_state->animations.size()) {
AnimationPlayer *ap = memnew(AnimationPlayer);
- root->add_child(ap);
+ root->add_child(ap, true);
ap->set_owner(root);
for (int i = 0; i < r_state->animations.size(); i++) {
gltf_document->_import_animation(r_state, ap, i, p_bake_fps);
diff --git a/modules/gltf/gltf_mesh.cpp b/modules/gltf/gltf_mesh.cpp
index 747820521a..7134345b30 100644
--- a/modules/gltf/gltf_mesh.cpp
+++ b/modules/gltf/gltf_mesh.cpp
@@ -36,9 +36,12 @@ void GLTFMesh::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_mesh", "mesh"), &GLTFMesh::set_mesh);
ClassDB::bind_method(D_METHOD("get_blend_weights"), &GLTFMesh::get_blend_weights);
ClassDB::bind_method(D_METHOD("set_blend_weights", "blend_weights"), &GLTFMesh::set_blend_weights);
+ ClassDB::bind_method(D_METHOD("get_instance_materials"), &GLTFMesh::get_instance_materials);
+ ClassDB::bind_method(D_METHOD("set_instance_materials", "instance_materials"), &GLTFMesh::set_instance_materials);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "mesh"), "set_mesh", "get_mesh");
ADD_PROPERTY(PropertyInfo(Variant::PACKED_FLOAT32_ARRAY, "blend_weights"), "set_blend_weights", "get_blend_weights"); // Vector<float>
+ ADD_PROPERTY(PropertyInfo(Variant::ARRAY, "instance_materials"), "set_instance_materials", "get_instance_materials");
}
Ref<ImporterMesh> GLTFMesh::get_mesh() {
@@ -49,6 +52,14 @@ void GLTFMesh::set_mesh(Ref<ImporterMesh> p_mesh) {
mesh = p_mesh;
}
+Array GLTFMesh::get_instance_materials() {
+ return instance_materials;
+}
+
+void GLTFMesh::set_instance_materials(Array p_instance_materials) {
+ instance_materials = p_instance_materials;
+}
+
Vector<float> GLTFMesh::get_blend_weights() {
return blend_weights;
}
diff --git a/modules/gltf/gltf_mesh.h b/modules/gltf/gltf_mesh.h
index 3aba0ede32..cc2be93c09 100644
--- a/modules/gltf/gltf_mesh.h
+++ b/modules/gltf/gltf_mesh.h
@@ -43,6 +43,7 @@ class GLTFMesh : public Resource {
private:
Ref<ImporterMesh> mesh;
Vector<float> blend_weights;
+ Array instance_materials;
protected:
static void _bind_methods();
@@ -52,5 +53,7 @@ public:
void set_mesh(Ref<ImporterMesh> p_mesh);
Vector<float> get_blend_weights();
void set_blend_weights(Vector<float> p_blend_weights);
+ Array get_instance_materials();
+ void set_instance_materials(Array p_instance_materials);
};
#endif // GLTF_MESH_H
generated by cgit v1.2.3 (git 2.25.1) at 2025-03-02 12:30:15 +0000