5 files changed, 13 insertions, 5 deletions
diff --git a/src/World/ChunkIndex.hpp b/src/World/ChunkIndex.hpp
index 70de99f..2e4fa67 100644
--- a/src/World/ChunkIndex.hpp
+++ b/src/World/ChunkIndex.hpp
@@ -22,8 +22,8 @@ struct ChunkIndex {
     }
 
     static ChunkIndex from_position(Position::BlockWorld pos) {
-        I32 chunk_x = std::round(pos.x() / ChunkDimensions::Width);
-        I32 chunk_y = std::round(pos.z() / ChunkDimensions::Width);
+        I32 chunk_x = std::floor((Real)pos.x() / ChunkDimensions::Width);
+        I32 chunk_y = std::floor((Real)pos.z() / ChunkDimensions::Width);
         return {chunk_x, chunk_y};
     }
 
diff --git a/src/World/Clouds.cpp b/src/World/Clouds.cpp
index 2567985..b30c0ce 100644
--- a/src/World/Clouds.cpp
+++ b/src/World/Clouds.cpp
@@ -103,7 +103,7 @@ GFX::Mesh Clouds::create_mesh(const CloudMatrix& cloud_matrix) {
             if (!neighbors[2]) faces |= FaceSet::Front;
             if (!neighbors[3]) faces |= FaceSet::Back;
 
-            auto aabb = Math::AABB{{x, 0, y}, {x + 1, 1, y + 1}};
+            auto aabb = AABB{{x, 0, y}, {x + 1, 1, y + 1}};
             auto box = GFX::Util::Primitives::box(aabb, (FaceSet::Value)faces);
             builder.primitive(box);
         }
diff --git a/src/World/Position.hpp b/src/World/Position.hpp
index bc874c0..91ec306 100644
--- a/src/World/Position.hpp
+++ b/src/World/Position.hpp
@@ -53,7 +53,7 @@ public:
 
     BlockLocal to_local() const {
         using namespace MC::World::ChunkDimensions;
-        return {Math::mod(x(), Width), y(), Math::mod(z(), Width)};
+        return {Math::mod(x(), Width), std::clamp<I64>(y(), 0, Height), Math::mod(z(), Width)};
     }
 };
 
@@ -73,7 +73,7 @@ public:
     MC_POSITION_MAKE_DEFAULT_CONSTRUCTORS(World, Real)
 
     BlockWorld round_to_block() const {
-        auto rounded = map([](auto x) { return std::round(x); });
+        auto rounded = map([](auto x) { return std::floor(x); });
         return {rounded.x(), rounded.y(), rounded.z()};
     }
 };
diff --git a/src/World/World.cpp b/src/World/World.cpp
index 089c498..ce15ae8 100644
--- a/src/World/World.cpp
+++ b/src/World/World.cpp
@@ -41,6 +41,12 @@ std::vector<ChunkRegistry::Data*> World::get_visible_chunks(Position::World posi
     return chunks;
 }
 
+Chunk::BlockData World::block_at(Position::BlockWorld pos) {
+    auto& data = m_registry.find(pos);
+    if (data.chunk.has_value()) return data.chunk->at(pos.to_local());
+    return {};
+}
+
 std::vector<ChunkIndex> World::get_visible_chunk_indices(const Position::World position) const {
     ChunkIndex center = ChunkIndex::from_position(position.round_to_block());
 
diff --git a/src/World/World.hpp b/src/World/World.hpp
index e3b08f5..3bf05f8 100644
--- a/src/World/World.hpp
+++ b/src/World/World.hpp
@@ -13,6 +13,8 @@ class World {
 public:
     std::vector<ChunkRegistry::Data*> get_visible_chunks(Position::World position);
 
+    Chunk::BlockData block_at(Position::BlockWorld pos);
+
     Real get_average_chunk_time() const;
 private:
     std::vector<ChunkIndex> get_visible_chunk_indices(Position::World position) const;