update assimp lib

Engine/lib/assimp/code/AssetLib/glTF2/glTF2Asset.h

@@ -2,7 +2,7 @@
 Open Asset Import Library (assimp)
 ----------------------------------------------------------------------
 
-Copyright (c) 2006-2022, assimp team
+Copyright (c) 2006-2024, assimp team
 
 All rights reserved.
 
@@ -44,6 +44,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
  * glTF Extensions Support:
  *   KHR_materials_pbrSpecularGlossiness full
+ *   KHR_materials_specular full
  *   KHR_materials_unlit full
  *   KHR_lights_punctual full
  *   KHR_materials_sheen full
@@ -51,6 +52,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *   KHR_materials_transmission full
  *   KHR_materials_volume full
  *   KHR_materials_ior full
+ *   KHR_materials_emissive_strength full
  */
 #ifndef GLTF2ASSET_H_INC
 #define GLTF2ASSET_H_INC
@@ -364,20 +366,20 @@ struct CustomExtension {
 
     ~CustomExtension() = default;
 
-    CustomExtension(const CustomExtension &other) :
-            name(other.name),
-            mStringValue(other.mStringValue),
-            mDoubleValue(other.mDoubleValue),
-            mUint64Value(other.mUint64Value),
-            mInt64Value(other.mInt64Value),
-            mBoolValue(other.mBoolValue),
-            mValues(other.mValues) {
-        // empty
-    }
+    CustomExtension(const CustomExtension &other) = default;
 
     CustomExtension& operator=(const CustomExtension&) = default;
 };
 
+//! Represents metadata in an glTF2 object
+struct Extras {
+    std::vector<CustomExtension> mValues;
+
+    inline bool HasExtras() const {
+        return !mValues.empty();
+    }
+};
+
 //! Base class for all glTF top-level objects
 struct Object {
     int index; //!< The index of this object within its property container
@@ -386,7 +388,7 @@ struct Object {
     std::string name; //!< The user-defined name of this object
 
     CustomExtension customExtensions;
-    CustomExtension extras;
+    Extras extras;
 
     //! Objects marked as special are not exported (used to emulate the binary body buffer)
     virtual bool IsSpecial() const { return false; }
@@ -491,7 +493,7 @@ private:
 
 public:
     Buffer();
-    ~Buffer();
+    ~Buffer() override;
 
     void Read(Value &obj, Asset &r);
 
@@ -545,7 +547,7 @@ struct BufferView : public Object {
     BufferViewTarget target; //! The target that the WebGL buffer should be bound to.
 
     void Read(Value &obj, Asset &r);
-    uint8_t *GetPointer(size_t accOffset);
+    uint8_t *GetPointerAndTailSize(size_t accOffset, size_t& outTailSize);
 };
 
 //! A typed view into a BufferView. A BufferView contains raw binary data.
@@ -573,7 +575,7 @@ struct Accessor : public Object {
     inline size_t GetMaxByteSize();
 
     template <class T>
-    void ExtractData(T *&outData);
+    size_t ExtractData(T *&outData, const std::vector<unsigned int> *remappingIndices = nullptr);
 
     void WriteData(size_t count, const void *src_buffer, size_t src_stride);
     void WriteSparseValues(size_t count, const void *src_data, size_t src_dataStride);
@@ -627,7 +629,7 @@ struct Accessor : public Object {
 
         std::vector<uint8_t> data; //!< Actual data, which may be defaulted to an array of zeros or the original data, with the sparse buffer view applied on top of it.
 
-        void PopulateData(size_t numBytes, uint8_t *bytes);
+        void PopulateData(size_t numBytes, const uint8_t *bytes);
         void PatchData(unsigned int elementSize);
     };
 };
@@ -718,6 +720,7 @@ const vec4 defaultBaseColor = { 1, 1, 1, 1 };
 const vec3 defaultEmissiveFactor = { 0, 0, 0 };
 const vec4 defaultDiffuseFactor = { 1, 1, 1, 1 };
 const vec3 defaultSpecularFactor = { 1, 1, 1 };
+const vec3 defaultSpecularColorFactor = { 1, 1, 1 };
 const vec3 defaultSheenFactor = { 0, 0, 0 };
 const vec3 defaultAttenuationColor = { 1, 1, 1 };
 
@@ -761,6 +764,16 @@ struct PbrSpecularGlossiness {
     void SetDefaults();
 };
 
+struct MaterialSpecular {
+    float specularFactor;
+    vec3 specularColorFactor;
+    TextureInfo specularTexture;
+    TextureInfo specularColorTexture;
+
+    MaterialSpecular() { SetDefaults(); }
+    void SetDefaults();
+};
+
 struct MaterialSheen {
     vec3 sheenColorFactor;
     float sheenRoughnessFactor;
@@ -801,6 +814,13 @@ struct MaterialIOR {
     void SetDefaults();
 };
 
+struct MaterialEmissiveStrength {
+    float emissiveStrength = 0.f;
+
+    MaterialEmissiveStrength() { SetDefaults(); }
+    void SetDefaults();
+};
+
 //! The material appearance of a primitive.
 struct Material : public Object {
     //PBR metallic roughness properties
@@ -818,6 +838,9 @@ struct Material : public Object {
     //extension: KHR_materials_pbrSpecularGlossiness
     Nullable<PbrSpecularGlossiness> pbrSpecularGlossiness;
 
+    //extension: KHR_materials_specular
+    Nullable<MaterialSpecular> materialSpecular;
+
     //extension: KHR_materials_sheen
     Nullable<MaterialSheen> materialSheen;
 
@@ -832,7 +855,10 @@ struct Material : public Object {
 
     //extension: KHR_materials_ior
     Nullable<MaterialIOR> materialIOR;
-    
+
+    //extension: KHR_materials_emissive_strength
+    Nullable<MaterialEmissiveStrength> materialEmissiveStrength;
+
     //extension: KHR_materials_unlit
     bool unlit;
 
@@ -1044,7 +1070,7 @@ class LazyDict : public LazyDictBase {
     Ref<T> Add(T *obj);
 
 public:
-    LazyDict(Asset &asset, const char *dictId, const char *extId = 0);
+    LazyDict(Asset &asset, const char *dictId, const char *extId = nullptr);
     ~LazyDict();
 
     Ref<T> Retrieve(unsigned int i);
@@ -1075,8 +1101,7 @@ struct AssetMetadata {
 
     void Read(Document &doc);
 
-    AssetMetadata() :
-            version() {}
+    AssetMetadata() = default;
 };
 
 //
@@ -1098,6 +1123,7 @@ public:
     //! Keeps info about the enabled extensions
     struct Extensions {
         bool KHR_materials_pbrSpecularGlossiness;
+        bool KHR_materials_specular;
         bool KHR_materials_unlit;
         bool KHR_lights_punctual;
         bool KHR_texture_transform;
@@ -1106,12 +1132,14 @@ public:
         bool KHR_materials_transmission;
         bool KHR_materials_volume;
         bool KHR_materials_ior;
+        bool KHR_materials_emissive_strength;
         bool KHR_draco_mesh_compression;
         bool FB_ngon_encoding;
         bool KHR_texture_basisu;
 
         Extensions() :
                 KHR_materials_pbrSpecularGlossiness(false), 
+                KHR_materials_specular(false), 
                 KHR_materials_unlit(false), 
                 KHR_lights_punctual(false), 
                 KHR_texture_transform(false), 
@@ -1120,6 +1148,7 @@ public:
                 KHR_materials_transmission(false), 
                 KHR_materials_volume(false),
                 KHR_materials_ior(false),
+                KHR_materials_emissive_strength(false),
                 KHR_draco_mesh_compression(false),
                 FB_ngon_encoding(false),
                 KHR_texture_basisu(false) {