43 lines
1.3 KiB
Rust
43 lines
1.3 KiB
Rust
use pumpkin_world::vector3::Vector3;
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use serde::{Deserialize, Serialize};
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pub struct WorldPosition(pub Vector3<i32>);
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impl Serialize for WorldPosition {
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fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
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where
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S: serde::Serializer,
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{
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let long = ((self.0.x as i64 & 0x3FFFFFF) << 38)
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| ((self.0.z as i64 & 0x3FFFFFF) << 12)
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| (self.0.y as i64 & 0xFFF);
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serializer.serialize_i64(long)
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}
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}
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impl<'de> Deserialize<'de> for WorldPosition {
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fn deserialize<D>(deserializer: D) -> Result<Self, D::Error>
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where
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D: serde::Deserializer<'de>,
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{
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struct Visitor;
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impl<'a> serde::de::Visitor<'a> for Visitor {
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type Value = WorldPosition;
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fn expecting(&self, formatter: &mut std::fmt::Formatter) -> std::fmt::Result {
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formatter.write_str("An i64 int")
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}
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fn visit_i64<E>(self, v: i64) -> Result<Self::Value, E>
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where
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E: serde::de::Error,
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{
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Ok(WorldPosition(Vector3 {
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x: (v >> 38) as i32,
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y: (v << 52 >> 52) as i32,
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z: (v << 26 >> 38) as i32,
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}))
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}
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}
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deserializer.deserialize_i64(Visitor)
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}
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}
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