Attempt to fix other player rotations

This doesn't work just yet, but I guess I'm getting closer.

src/common/mod.rs

@@ -89,10 +89,20 @@ pub(crate) fn read_packed_float(packed: u16) -> f32 {
     ((packed as f32 / 0.327675) / 100.0) - 1000.0
 }
 
-pub(crate) fn write_packed_float(float: f32) -> u16 {
+pub(crate) fn write_packed_float(float: &f32) -> u16 {
     (((float + 1000.0) * 100.0) * 0.327675) as u16
 }
 
+pub(crate) fn write_packed_rotation_float(float: &f32) -> u8 {
+    let pi = std::f32::consts::PI;
+
+    (0x80 as f32 * (float + pi) / pi) as u8
+}
+
+pub(crate) fn read_packed_rotation_float(packed: u8) -> f32 {
+    0.0
+}
+
 pub(crate) fn read_packed_position(packed: [u16; 3]) -> Position {
     Position {
         x: read_packed_float(packed[0]),
@@ -103,9 +113,9 @@ pub(crate) fn read_packed_position(packed: [u16; 3]) -> Position {
 
 pub(crate) fn write_packed_position(pos: &Position) -> [u16; 3] {
     [
-        write_packed_float(pos.x),
-        write_packed_float(pos.y),
-        write_packed_float(pos.z),
+        write_packed_float(&pos.x),
+        write_packed_float(&pos.y),
+        write_packed_float(&pos.z),
     ]
 }
 
@@ -201,6 +211,10 @@ mod tests {
     #[test]
     fn packed_floats() {
         assert_eq!(read_packed_float(32931), 4.989685);
-        assert_eq!(write_packed_float(5.0), 32931);
+        assert_eq!(write_packed_float(&5.0), 32931);
+
+        assert_eq!(write_packed_rotation_float(&0.0), 128);
+        assert_eq!(write_packed_rotation_float(&-2.7768986), 14);
+        assert_eq!(write_packed_rotation_float(&3.128286), 255);
     }
 }

src/world/connection.rs

@@ -290,7 +290,12 @@ impl ZoneConnection {
             op_code: ServerZoneIpcType::ActorMove,
             timestamp: timestamp_secs(),
             data: ServerZoneIpcData::ActorMove(ActorMove {
-                speed: 24,
+                rotation,
+                dir_before_slip: 0x7F,
+                flag1: 0,
+                flag2: 0,
+                speed: 0x3C,
+                unk1: 0xEA,
                 position,
                 ..Default::default()
             }),

src/world/ipc/actor_move.rs

@@ -1,16 +1,22 @@
 use binrw::binrw;
 
-use crate::common::{Position, read_packed_position, write_packed_position};
+use crate::common::{
+    Position, read_packed_position, read_packed_rotation_float, write_packed_position,
+    write_packed_rotation_float,
+};
 
 #[binrw]
 #[derive(Debug, Clone, Default)]
 pub struct ActorMove {
-    pub dir: u8,
+    #[bw(map = write_packed_rotation_float)]
+    #[br(map = read_packed_rotation_float)]
+    pub rotation: f32,
     pub dir_before_slip: u8,
     pub flag1: u8,
-    pub flat2: u8,
+    pub flag2: u8,
     pub speed: u8,
-    #[brw(pad_before = 1, pad_after = 4)] // empty
+    pub unk1: u8,
+    #[brw(pad_after = 4)] // empty
     #[br(map = read_packed_position)]
     #[bw(map = write_packed_position)]
     pub position: Position,