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https://github.com/godotengine/godot
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Add a way to get the GLTF extensions supported by GLTFDocumentExtension
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@ -30,6 +30,12 @@
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<description>
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</description>
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</method>
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<method name="_get_supported_extensions" qualifiers="virtual">
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<return type="PackedStringArray" />
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<description>
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Returns an array of the GLTF extensions supported by this GLTFDocumentExtension class. This is used to validate if a GLTF file with required extensions can be loaded.
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</description>
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</method>
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<method name="_import_node" qualifiers="virtual">
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<return type="int" />
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<param index="0" name="state" type="GLTFState" />
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@ -6927,9 +6927,24 @@ Error GLTFDocument::_parse_gltf_extensions(Ref<GLTFState> state) {
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Vector<String> ext_array = state->json["extensionsRequired"];
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state->extensions_required = ext_array;
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}
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if (state->extensions_required.find("KHR_draco_mesh_compression") != -1) {
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ERR_PRINT("glTF2 extension KHR_draco_mesh_compression is not supported.");
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return ERR_UNAVAILABLE;
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HashSet<String> supported_extensions;
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supported_extensions.insert("KHR_lights_punctual");
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supported_extensions.insert("KHR_materials_pbrSpecularGlossiness");
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supported_extensions.insert("KHR_texture_transform");
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for (int ext_i = 0; ext_i < document_extensions.size(); ext_i++) {
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Ref<GLTFDocumentExtension> ext = document_extensions[ext_i];
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ERR_CONTINUE(ext.is_null());
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Vector<String> ext_supported_extensions = ext->get_supported_extensions();
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for (int i = 0; i < ext_supported_extensions.size(); ++i) {
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supported_extensions.insert(ext_supported_extensions[i]);
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}
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}
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return OK;
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Error ret = Error::OK;
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for (int i = 0; i < state->extensions_required.size(); i++) {
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if (!supported_extensions.has(state->extensions_required[i])) {
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ERR_PRINT("GLTF: Can't import file '" + state->filename + "', required extension '" + String(state->extensions_required[i]) + "' is not supported. Are you missing a GLTFDocumentExtension plugin?");
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ret = ERR_UNAVAILABLE;
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}
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}
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return ret;
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}
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@ -31,6 +31,7 @@
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#include "gltf_document_extension.h"
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void GLTFDocumentExtension::_bind_methods() {
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GDVIRTUAL_BIND(_get_supported_extensions);
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GDVIRTUAL_BIND(_import_preflight, "state");
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GDVIRTUAL_BIND(_import_post_parse, "state");
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GDVIRTUAL_BIND(_import_node, "state", "gltf_node", "json", "node");
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@ -40,6 +41,12 @@ void GLTFDocumentExtension::_bind_methods() {
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GDVIRTUAL_BIND(_export_post, "state");
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}
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Vector<String> GLTFDocumentExtension::get_supported_extensions() {
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Vector<String> ret;
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GDVIRTUAL_CALL(_get_supported_extensions, ret);
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return ret;
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}
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Error GLTFDocumentExtension::import_post(Ref<GLTFState> p_state, Node *p_root) {
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ERR_FAIL_NULL_V(p_root, ERR_INVALID_PARAMETER);
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ERR_FAIL_NULL_V(p_state, ERR_INVALID_PARAMETER);
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@ -41,6 +41,7 @@ protected:
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static void _bind_methods();
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public:
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virtual Vector<String> get_supported_extensions();
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virtual Error import_preflight(Ref<GLTFState> p_state);
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virtual Error import_post_parse(Ref<GLTFState> p_state);
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virtual Error export_post(Ref<GLTFState> p_state);
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@ -48,6 +49,7 @@ public:
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virtual Error export_preflight(Node *p_state);
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virtual Error import_node(Ref<GLTFState> p_state, Ref<GLTFNode> p_gltf_node, Dictionary &r_json, Node *p_node);
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virtual Error export_node(Ref<GLTFState> p_state, Ref<GLTFNode> p_gltf_node, Dictionary &r_json, Node *p_node);
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GDVIRTUAL0R(Vector<String>, _get_supported_extensions);
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GDVIRTUAL1R(int, _import_preflight, Ref<GLTFState>);
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GDVIRTUAL1R(int, _import_post_parse, Ref<GLTFState>);
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GDVIRTUAL4R(int, _import_node, Ref<GLTFState>, Ref<GLTFNode>, Dictionary, Node *);
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