use unique_ptr when dumping intervalmap to array

include/chunk.hpp

@@ -15,7 +15,7 @@
 #include "intervalmap.hpp"
 #include "shader.hpp"
 
-#define CHUNK_SIZE 16
+#define CHUNK_SIZE 2
 #define CHUNK_VOLUME (CHUNK_SIZE * CHUNK_SIZE * CHUNK_SIZE)
 #define CHUNK_MAX_INDEX (CHUNK_VOLUME - 1)
 
@@ -47,7 +47,7 @@ namespace Chunk
         void setBlocks(int start, int end, Block b);
         Block getBlock(int x, int y, int z);
         IntervalMap<Block>& getBlocks() { return (this->blocks); }
-        Block* getBlocksArray(int* len) { return (this->blocks.toArray(len)); }
+	std::unique_ptr<Block[]> getBlocksArray(int* len) { return (this->blocks.toArray(len)); }
 
     public:
         GLuint VAO{0}, VBO{0}, EBO{0}, colorBuffer{0}, vIndex{0};
@@ -66,4 +66,4 @@ namespace Chunk
     };
 };
 
-#endif
+#endif

include/intervalmap.hpp

@@ -63,7 +63,7 @@ public:
         std::cout << "end key: " << std::prev(treemap.end())->first << "\n";
     }
 
-    V *toArray(int *length)
+    std::unique_ptr<V[]> toArray(int *length)
     {
         if (treemap.empty())
         {
@@ -78,7 +78,7 @@ public:
         if(*length == 0) return nullptr;
         
         // std::cout << "Length: " << *length << "\n";
-        V *arr{new V[*length]};
+	std::unique_ptr<V[]> arr(new V[*length]);
 
         auto start = treemap.begin();
         for (auto i = std::next(treemap.begin()); i != treemap.end(); i++)
@@ -117,4 +117,4 @@ private:
     std::map<int, V> treemap{};
 };
 
-#endif
+#endif

src/chunkmesher.cpp

@@ -42,8 +42,10 @@ void mesh(Chunk::Chunk* chunk)
 
     // convert tree to array since it is easier to work with it
     int length{0};
-    Block *blocks = chunk->getBlocksArray(&length);
-    if(length == 0) return;
+    std::unique_ptr<Block[]> blocks = chunk->getBlocksArray(&length);
+    if(length == 0) {
+	return;
+    }
     
     int k, l, u, v, w, h, n, j, i;
     int x[]{0, 0, 0};
@@ -179,9 +181,6 @@ void mesh(Chunk::Chunk* chunk)
             }
         }
     }
-
-    delete[] blocks;
-    
 }
 
 void draw(Chunk::Chunk* chunk, glm::mat4 model)