diff --git a/src/main.cpp b/src/main.cpp
index 883f076..43d5ed0 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -26,33 +26,35 @@ int main() {
 
     SetTargetFPS(60);
 
-        GenDefaultTexture(); 
+    GenDefaultTexture(); 
 
-        Map gamemap;
-        gamemap.Init();
+    Map gamemap;
+    gamemap.Init();
 
-        raylib::Rectangle playerrect{screenWidth / 2.0f, screenHeight / 2.0f,64,64};
-        Entity player{1, playerrect, "MainPlayer", 100, 100};
-        player.controller = PlayerController;
-        player.spriteid = 0;
+    raylib::Rectangle playerrect{screenWidth / 2.0f, screenHeight / 2.0f,64,64};
+    Entity player{1, playerrect, "MainPlayer", 100, 100};
+    player.controller = PlayerController;
+    player.spriteid = 0;
 
-        entityTextures.LoadImage("./src/assets/playersprite.png");
-        tileTextures.LoadImage("./src/assets/BasicTile.png");
-        tileTextures.LoadImage("./src/assets/rock1.png");
+    entityTextures.LoadImage("./src/assets/playersprite.png");
+    tileTextures.LoadImage("./src/assets/BasicTile.png");
+    tileTextures.LoadImage("./src/assets/rock1.png");
 
-        Camera2D camera = { 0 };
-        camera.offset = { screenWidth/2.0f, screenHeight/2.0f };
-        camera.rotation = 0.0f;
-        camera.zoom = 1.0f;
+    Camera2D camera = { 0 };
+    camera.offset = { screenWidth/2.0f, screenHeight/2.0f };
+    camera.rotation = 0.0f;
+    camera.zoom = 1.0f;
 
-        Vector2 storedPosition = { 0, 0 };  
-        bool shouldDrawPlaceholder = false;
+    Vector2 storedPosition = { 0, 0 };  
+    bool shouldDrawPlaceholder = false;
 
-        float zoom = 1;
+    float zoom = 1;
+
+    int chunkx = 0;
+    int chunky = 0;
         
     
-    while (!window.ShouldClose())
-    {
+    while (!window.ShouldClose()) {
         float deltatime = GetFrameTime();
 
         player.Update(deltatime);
@@ -89,14 +91,20 @@ int main() {
         //}
 
         if (IsMouseButtonReleased(MOUSE_BUTTON_LEFT)) {
-            storedPosition = GetMousePosition();
-            shouldDrawPlaceholder = true;
-        }
+          storedPosition = GetMousePosition();
+          storedPosition.x += camera.target.x;
+          storedPosition.y += camera.target.y;
 
-        if (shouldDrawPlaceholder) {
-            storedPosition.x = camera.target.x - screenWidth / 2.0f + storedPosition.x;
-            storedPosition.y = camera.target.y - screenHeight / 2.0f + storedPosition.y;
-            gamemap.layers[1].chunks[Vector2{storedPosition.x / 512, storedPosition.y / 512}].tiles[0].spriteid = 1;
+          chunkx = storedPosition.x / 8 / 64;
+          chunky = storedPosition.y / 8 / 64;
+
+
+          int tileindex = (int)storedPosition.x % (8*64) / 64 + 8 * ((int)storedPosition.y % (8*64) / 64); 
+
+          std::cout << "placed at: " << chunkx << ", " << chunky << ". index: " << tileindex << "\n";
+
+
+          gamemap.layers[0].chunks[Coordinate{chunkx, chunky}].tiles[tileindex].spriteid = 1;
         }
 
         
@@ -111,6 +119,7 @@ int main() {
 
         player.Draw();
 
+
         EndMode2D();
         EndDrawing();
     }
diff --git a/src/tiles/tilebase.cpp b/src/tiles/tilebase.cpp
index 919b24e..a8f358d 100644
--- a/src/tiles/tilebase.cpp
+++ b/src/tiles/tilebase.cpp
@@ -1,6 +1,17 @@
 
 #include "tilebase.hpp"
 #include "iostream"
+#include <bits/types/cookie_io_functions_t.h>
+
+Coordinate::Coordinate() {
+  x = 0;
+  y = 0;
+}
+
+Coordinate::Coordinate(int X, int Y) {
+  x = X;
+  y = Y;
+}
 
 // ----------------- Map -----------------
 Map::Map()
@@ -18,7 +29,7 @@ Layer::Layer()
   : id(0), DEBUG(false), owner(nullptr) {}
 
 // ----------------- Chunk -----------------
-Chunk::Chunk(Vector2 pos, Layer* Owner) 
+Chunk::Chunk(Coordinate pos, Layer* Owner) 
   : position(pos), owner(Owner) {
 
   tiles.reserve(64);
@@ -49,13 +60,13 @@ Tile::Tile()
   : id(0), spriteid(1), animationframe(0), owner(nullptr) {}
 
 // ----------------- Vector2Hash / Eq -----------------
-std::size_t Vector2Hash::operator()(const Vector2& v) const noexcept {
-  std::size_t h1 = std::hash<int>{}((int)v.x);
-  std::size_t h2 = std::hash<int>{}((int)v.y);
+std::size_t CoordinateHash::operator()(const Coordinate& c) const noexcept {
+  std::size_t h1 = std::hash<int>{}(c.x);
+  std::size_t h2 = std::hash<int>{}(c.y);
   return h1 ^ (h2 << 1);
 }
 
-bool Vector2Eq::operator()(const Vector2& a, const Vector2& b) const noexcept {
+bool CoordinateEq::operator()(const Coordinate& a, const Coordinate& b) const noexcept {
   return ((int)a.x == (int)b.x && (int)a.y == (int)b.y);
 }
 
@@ -74,7 +85,7 @@ void Chunk::Draw(raylib::Rectangle aera) {
   for (int i = 0; i < 64; i++) {
     int x = i % 8;
     int y = i / 8;
-    raylib::Rectangle box{x * 64 + position.x * 8 * 64, y * 64 + position.y * 8 * 64, 64, 64};
+    raylib::Rectangle box{x * 64 + (float)position.x * 8 * 64, y * 64 + (float)position.y * 8 * 64, 64, 64};
 
     if (box.CheckCollision(aera)) {
       tiles[i].Draw();
@@ -84,7 +95,7 @@ void Chunk::Draw(raylib::Rectangle aera) {
 
 void Layer::Draw(raylib::Rectangle aera) {
   for (auto it = chunks.begin(); it != chunks.end(); ++it) {
-    raylib::Rectangle box{it->first.x * 64 * 8, it->first.y * 64 * 8, 64 * 8, 64 * 8};
+    raylib::Rectangle box{(float)(it->first.x * 64 * 8), (float)(it->first.y * 64 * 8), 64 * 8, 64 * 8};
 
     if (box.CheckCollision(aera)) {
       it->second.Draw(aera);
@@ -103,8 +114,8 @@ void Map::Init() {
     for (int y = -1; y < 2; y++) {
       layers[0].chunks.emplace(
       std::piecewise_construct,
-      std::forward_as_tuple(Vector2{(float)x, (float)y}),        // key
-      std::forward_as_tuple(Vector2{(float)x, (float)y}, &layers[0]) // value: construct Chunk here
+      std::forward_as_tuple(Coordinate{x, y}),        // key
+      std::forward_as_tuple(Coordinate{x, y}, &layers[0]) // value: construct Chunk here
       );
     }
   }
diff --git a/src/tiles/tilebase.hpp b/src/tiles/tilebase.hpp
index e68e597..24a1bf1 100644
--- a/src/tiles/tilebase.hpp
+++ b/src/tiles/tilebase.hpp
@@ -12,6 +12,13 @@ struct Chunk;
 struct Layer;
 struct Map;
 
+struct Coordinate {
+  int x, y;
+
+  Coordinate();
+  Coordinate(int X, int Y);
+};
+
 struct Tile {
   ID id;
   ID spriteid;
@@ -26,26 +33,26 @@ struct Tile {
 };
 
 struct Chunk {
-  raylib::Vector2 position;
+  Coordinate position;
   std::vector<Tile> tiles; // dynamic instead of fixed array
   Layer* owner;
 
   void Draw(raylib::Rectangle aera);
 
-  Chunk(Vector2 pos, Layer* Owner);
+  Chunk(Coordinate pos, Layer* Owner);
   Chunk(); // default constructor
 };
 
-struct Vector2Hash {
-  std::size_t operator()(const Vector2& v) const noexcept;
+struct CoordinateHash {
+  std::size_t operator()(const Coordinate& c) const noexcept;
 };
 
-struct Vector2Eq {
-  bool operator()(const Vector2& a, const Vector2& b) const noexcept;
+struct CoordinateEq {
+  bool operator()(const Coordinate& a, const Coordinate& b) const noexcept;
 };
 
 struct Layer {
-  std::unordered_map<Vector2, Chunk, Vector2Hash, Vector2Eq> chunks;
+  std::unordered_map<Coordinate, Chunk, CoordinateHash, CoordinateEq> chunks;
   ID id;
   bool DEBUG;
   Map* owner;
@@ -67,7 +74,7 @@ enum Actions{
 
 struct packet {
   Actions action;
-  Vector2 position;
+  Coordinate position;
   int data;
 };