5 files changed, 25 insertions, 6 deletions
diff --git a/azalea-core/Cargo.toml b/azalea-core/Cargo.toml
index 9addac59..e102594d 100755
--- a/azalea-core/Cargo.toml
+++ b/azalea-core/Cargo.toml
@@ -3,13 +3,17 @@ description = "Miscellaneous things in Azalea."
 edition = "2021"
 license = "MIT"
 name = "azalea-core"
-version = "0.5.0"
 repository = "https://github.com/mat-1/azalea/tree/main/azalea-core"
+version = "0.5.0"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-azalea-buf = {path = "../azalea-buf", version = "^0.5.0" }
-azalea-chat = {path = "../azalea-chat", version = "^0.5.0" }
-azalea-nbt = {path = "../azalea-nbt", version = "^0.5.0" }
+azalea-buf = {path = "../azalea-buf", version = "^0.5.0"}
+azalea-chat = {path = "../azalea-chat", version = "^0.5.0"}
+azalea-nbt = {path = "../azalea-nbt", version = "^0.5.0"}
+bevy_ecs = {version = "0.9.1", default-features = false, optional = true}
 uuid = "^1.1.2"
+
+[features]
+bevy_ecs = ["dep:bevy_ecs"]
diff --git a/azalea-core/src/delta.rs b/azalea-core/src/delta.rs
index 4f730d14..ce49ab50 100755
--- a/azalea-core/src/delta.rs
+++ b/azalea-core/src/delta.rs
@@ -39,6 +39,7 @@ impl PositionDeltaTrait for PositionDelta8 {
 }
 
 impl Vec3 {
+    #[must_use]
     pub fn with_delta(&self, delta: &dyn PositionDeltaTrait) -> Vec3 {
         Vec3 {
             x: self.x + delta.x(),
diff --git a/azalea-core/src/particle/mod.rs b/azalea-core/src/particle/mod.rs
index 44c7c2f5..8dc9f8c6 100755
--- a/azalea-core/src/particle/mod.rs
+++ b/azalea-core/src/particle/mod.rs
@@ -1,6 +1,7 @@
 use crate::{BlockPos, Slot};
 use azalea_buf::McBuf;
 
+#[cfg_attr(feature = "bevy_ecs", derive(bevy_ecs::component::Component))]
 #[derive(Debug, Clone, McBuf, Default)]
 pub struct Particle {
     #[var]
diff --git a/azalea-core/src/position.rs b/azalea-core/src/position.rs
index ea54c60c..d04f58cc 100755
--- a/azalea-core/src/position.rs
+++ b/azalea-core/src/position.rs
@@ -1,5 +1,5 @@
 use crate::ResourceLocation;
-use azalea_buf::{BufReadError, McBufReadable, McBufWritable};
+use azalea_buf::{BufReadError, McBuf, McBufReadable, McBufWritable};
 use std::{
     io::{Cursor, Write},
     ops::{Add, AddAssign, Mul, Rem, Sub},
@@ -109,7 +109,7 @@ macro_rules! vec3_impl {
     };
 }
 
-#[derive(Clone, Copy, Debug, Default, PartialEq)]
+#[derive(Clone, Copy, Debug, Default, PartialEq, McBuf)]
 pub struct Vec3 {
     pub x: f64,
     pub y: f64,
@@ -270,12 +270,22 @@ impl From<&Vec3> for BlockPos {
         }
     }
 }
+impl From<Vec3> for BlockPos {
+    fn from(pos: Vec3) -> Self {
+        BlockPos::from(&pos)
+    }
+}
 
 impl From<&Vec3> for ChunkPos {
     fn from(pos: &Vec3) -> Self {
         ChunkPos::from(&BlockPos::from(pos))
     }
 }
+impl From<Vec3> for ChunkPos {
+    fn from(pos: Vec3) -> Self {
+        ChunkPos::from(&pos)
+    }
+}
 
 const PACKED_X_LENGTH: u64 = 1 + 25; // minecraft does something a bit more complicated to get this 25
 const PACKED_Z_LENGTH: u64 = PACKED_X_LENGTH;
diff --git a/azalea-core/src/resource_location.rs b/azalea-core/src/resource_location.rs
index e810b96e..4e25d00e 100755
--- a/azalea-core/src/resource_location.rs
+++ b/azalea-core/src/resource_location.rs
@@ -3,6 +3,9 @@
 use azalea_buf::{BufReadError, McBufReadable, McBufWritable};
 use std::io::{Cursor, Write};
 
+// TODO: make a `resourcelocation!("minecraft:overwolrd")` macro that checks if
+// it's correct at compile-time.
+
 #[derive(Hash, Clone, PartialEq, Eq)]
 pub struct ResourceLocation {
     pub namespace: String,