Move decode of complex packets into their own package

net/ptypes/motion.go

@@ -0,0 +1,35 @@
+// Package ptypes implements encoding and decoding for high-level packets.
+package ptypes
+
+import (
+	pk "github.com/Tnze/go-mc/net/packet"
+)
+
+// PositionAndLookClientbound describes the location and orientation of
+// the player.
+type PositionAndLookClientbound struct {
+	X, Y, Z    pk.Double
+	Yaw, Pitch pk.Float
+	Flags      pk.Byte
+	TeleportID pk.VarInt
+}
+
+func (p *PositionAndLookClientbound) RelativeX() bool {
+	return p.Flags&0x01 != 0
+}
+func (p *PositionAndLookClientbound) RelativeY() bool {
+	return p.Flags&0x02 != 0
+}
+func (p *PositionAndLookClientbound) RelativeZ() bool {
+	return p.Flags&0x04 != 0
+}
+func (p *PositionAndLookClientbound) RelativeYaw() bool {
+	return p.Flags&0x08 != 0
+}
+func (p *PositionAndLookClientbound) RelativePitch() bool {
+	return p.Flags&0x10 != 0
+}
+
+func (p *PositionAndLookClientbound) Decode(pkt pk.Packet) error {
+	return pkt.Scan(&p.X, &p.Y, &p.Z, &p.Yaw, &p.Pitch, &p.Flags, &p.TeleportID)
+}