Add 1.21.70 support

legacyver/legacypacket/set_hud.go

@@ -0,0 +1,45 @@
+package legacypacket
+
+import (
+	"github.com/akmalfairuz/legacy-version/legacyver/proto"
+	"github.com/sandertv/gophertunnel/minecraft/protocol"
+	"github.com/sandertv/gophertunnel/minecraft/protocol/packet"
+)
+
+// SetHud is sent by the server to set the visibility of individual HUD elements on the client. It is
+// important to note that the client does not reset the state of the HUD elements after it leaves a server,
+// meaning they can leak into sessions on different servers. To be safe, you should reset the visibility of
+// all HUD elements when a player connects.
+type SetHud struct {
+	// Elements is a list of HUD elements that are being modified. The values can be any of the HudElement
+	// constants above.
+	Elements []int32
+	// Visibility represents the new visibility of the specified Elements. It can be any of the HudVisibility
+	// constants above.
+	Visibility int32
+}
+
+// ID ...
+func (*SetHud) ID() uint32 {
+	return packet.IDSetHud
+}
+
+func (pk *SetHud) Marshal(io protocol.IO) {
+	if proto.IsProtoGTE(io, proto.ID786) {
+		protocol.FuncSlice(io, &pk.Elements, io.Varint32)
+		io.Varint32(&pk.Visibility)
+	} else {
+		elements := make([]uint8, len(pk.Elements))
+		for i, v := range pk.Elements {
+			elements[i] = uint8(v)
+		}
+		protocol.FuncSlice(io, &elements, io.Uint8)
+		for i, v := range elements {
+			pk.Elements[i] = int32(v)
+		}
+
+		visibility := uint8(pk.Visibility)
+		io.Uint8(&visibility)
+		pk.Visibility = int32(visibility)
+	}
+}