lut test

implicit_arrangements/src/lut.cpp

@@ -3,7 +3,7 @@
 #include <fstream>
 #include <iomanip>
 #include <iostream>
-
+#include <sstream>
 #include <nlohmann/json.hpp>
 
 #include "lut.hpp"
@@ -19,12 +19,25 @@ IA_API bool load_lut()
 
     auto t0 = std::chrono::high_resolution_clock::now();
 
-    std::ifstream fin("ia_lut.msgpack", std::ios::in | std::ios::binary);
+    std::ifstream fin("C:/Users/mckay/programs/ImplicitSurfaceNetwork/data/ia_lut.msgpack", std::ios::in | std::ios::binary);
     if (!fin) {
         std::cout << "Simplicial arrangement lookup table file not exist!" << std::endl;
         return false;
     }
+    /*std::vector<char> msgpack; // 或 stl_vector_mp<char>
+    try {
+        // 构造 vector 并赋值给 msgpack
+        msgpack.assign(
+            std::istreambuf_iterator<char>(fin),
+            std::istreambuf_iterator<char>()
+        );
+        std::cout << "Read " << msgpack.size() << " bytes from file." << std::endl;
+    } catch (...) {
+        std::cerr << "Unknown exception caught." << std::endl;
+        return -1;
+    }*/
     stl_vector_mp<char> msgpack(std::istreambuf_iterator<char>(fin), {});
+
     nlohmann::json      json = nlohmann::json::from_msgpack(msgpack);
     fin.close();
 
@@ -56,6 +69,7 @@ IA_API bool load_lut()
     };
 
     ia_indices = json["start_index"].get<stl_vector_mp<uint32_t>>();
+    std::cout << ia_indices.size();
     ia_data.reserve(json["data"].size());
     for (const auto& entry : json["data"]) { ia_data.emplace_back(deserialize_ar(entry)); }