remove TMaterialKey struct and pass directly as function params

thermion_dart/native/include/c_api/APIBoundaryTypes.h

@@ -45,68 +45,6 @@ extern "C"
 	typedef struct TFilamentAsset TFilamentAsset;
 	typedef struct TColorGrading TColorGrading;
 
-	struct TMaterialKey {
-		bool doubleSided;
-		bool unlit;
-		bool hasVertexColors;
-		bool hasBaseColorTexture;
-		bool hasNormalTexture;
-		bool hasOcclusionTexture;
-		bool hasEmissiveTexture;
-		bool useSpecularGlossiness;
-		int alphaMode;
-		bool enableDiagnostics;
-		union {
-			#ifdef __cplusplus
-			struct {
-				bool hasMetallicRoughnessTexture;
-				uint8_t metallicRoughnessUV;
-			};
-			struct {
-				bool hasSpecularGlossinessTexture;
-				uint8_t specularGlossinessUV;
-			};
-			#else
-			struct {
-				bool hasMetallicRoughnessTexture;
-				uint8_t metallicRoughnessUV;
-			};
-			struct {
-				bool hasSpecularGlossinessTexture;
-				uint8_t specularGlossinessUV;
-			};
-			#endif
-		};
-		uint8_t baseColorUV;
-		// -- 32 bit boundary --
-		bool hasClearCoatTexture;
-		uint8_t clearCoatUV;
-		bool hasClearCoatRoughnessTexture;
-		uint8_t clearCoatRoughnessUV;
-		bool hasClearCoatNormalTexture;
-		uint8_t clearCoatNormalUV;
-		bool hasClearCoat;
-		bool hasTransmission;
-		bool hasTextureTransforms;
-		// -- 32 bit boundary --
-		uint8_t emissiveUV;
-		uint8_t aoUV;
-		uint8_t normalUV;
-		bool hasTransmissionTexture;
-		uint8_t transmissionUV;
-		// -- 32 bit boundary --
-		bool hasSheenColorTexture;
-		uint8_t sheenColorUV;
-		bool hasSheenRoughnessTexture;
-		uint8_t sheenRoughnessUV;
-		bool hasVolumeThicknessTexture;
-		uint8_t volumeThicknessUV ;
-		bool hasSheen;
-		bool hasIOR;
-		bool hasVolume;
-	} ;
-	typedef struct TMaterialKey TMaterialKey; 
-
 	typedef struct { 
 		double x;
 		double y; 

thermion_dart/native/include/c_api/TMaterialProvider.h

@@ -9,7 +9,47 @@ extern "C"
 #endif
 	
 	// EMSCRIPTEN_KEEPALIVE TMaterialProvider *MaterialProvider_create(TEngine *tEngine, uint8_t* data, size_t length);
-	EMSCRIPTEN_KEEPALIVE TMaterialInstance *MaterialProvider_createMaterialInstance(TMaterialProvider *provider, TMaterialKey *key);
+	EMSCRIPTEN_KEEPALIVE TMaterialInstance *MaterialProvider_createMaterialInstance(
+		TMaterialProvider *provider, 
+		bool doubleSided,
+		bool unlit,
+		bool hasVertexColors,
+		bool hasBaseColorTexture,
+		bool hasNormalTexture,
+		bool hasOcclusionTexture,
+		bool hasEmissiveTexture,
+		bool useSpecularGlossiness,
+		int alphaMode,
+		bool enableDiagnostics,
+		bool hasMetallicRoughnessTexture,
+		uint8_t metallicRoughnessUV,
+		bool hasSpecularGlossinessTexture,
+		uint8_t specularGlossinessUV,
+		uint8_t baseColorUV,
+		bool hasClearCoatTexture,
+		uint8_t clearCoatUV,
+		bool hasClearCoatRoughnessTexture,
+		uint8_t clearCoatRoughnessUV,
+		bool hasClearCoatNormalTexture,
+		uint8_t clearCoatNormalUV,
+		bool hasClearCoat,
+		bool hasTransmission,
+		bool hasTextureTransforms,
+		uint8_t emissiveUV,
+		uint8_t aoUV,
+		uint8_t normalUV,
+		bool hasTransmissionTexture,
+		uint8_t transmissionUV,
+		bool hasSheenColorTexture,
+		uint8_t sheenColorUV,
+		bool hasSheenRoughnessTexture,
+		uint8_t sheenRoughnessUV,
+		bool hasVolumeThicknessTexture,
+		uint8_t volumeThicknessUV ,
+		bool hasSheen,
+		bool hasIOR,
+		bool hasVolume
+	);
 	
 #ifdef __cplusplus
 }

thermion_dart/native/include/c_api/ThermionDartRenderThreadApi.h

@@ -116,7 +116,47 @@ namespace thermion
             int materialInstanceCount,
             void (*callback)(TSceneAsset *)
         );
-        void MaterialProvider_createMaterialInstanceRenderThread(TMaterialProvider *tMaterialProvider, TMaterialKey *tKey, void (*callback)(TMaterialInstance *));
+        void MaterialProvider_createMaterialInstanceRenderThread(
+            TMaterialProvider *tMaterialProvider, 
+            bool doubleSided,
+            bool unlit,
+            bool hasVertexColors,
+            bool hasBaseColorTexture,
+            bool hasNormalTexture,
+            bool hasOcclusionTexture,
+            bool hasEmissiveTexture,
+            bool useSpecularGlossiness,
+            int alphaMode,
+            bool enableDiagnostics,
+            bool hasMetallicRoughnessTexture,
+            uint8_t metallicRoughnessUV,
+            bool hasSpecularGlossinessTexture,
+            uint8_t specularGlossinessUV,
+            uint8_t baseColorUV,
+            bool hasClearCoatTexture,
+            uint8_t clearCoatUV,
+            bool hasClearCoatRoughnessTexture,
+            uint8_t clearCoatRoughnessUV,
+            bool hasClearCoatNormalTexture,
+            uint8_t clearCoatNormalUV,
+            bool hasClearCoat,
+            bool hasTransmission,
+            bool hasTextureTransforms,
+            uint8_t emissiveUV,
+            uint8_t aoUV,
+            uint8_t normalUV,
+            bool hasTransmissionTexture,
+            uint8_t transmissionUV,
+            bool hasSheenColorTexture,
+            uint8_t sheenColorUV,
+            bool hasSheenRoughnessTexture,
+            uint8_t sheenRoughnessUV,
+            bool hasVolumeThicknessTexture,
+            uint8_t volumeThicknessUV ,
+            bool hasSheen,
+            bool hasIOR,
+            bool hasVolume,
+            void (*callback)(TMaterialInstance *));
 
         void AnimationManager_updateBoneMatricesRenderThread(
             TAnimationManager *tAnimationManager,