/
SpawnPosition.go
144 lines (115 loc) · 3.04 KB
/
SpawnPosition.go
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package eqStruct
import (
pb "github.com/nomoresecretz/ghoeq-common/proto/eqstruct"
"google.golang.org/protobuf/proto"
)
type SpawnPositionUpdate struct {
SpawnID uint16 // 000
AnimType int8 // 002
Heading uint8 // 003
HeadingDelta int8 // 004
Y int16 // 005
X int16 // 007
Z int16 // 009
XYZDelta uint32
// derived values
XDelta float32
YDelta float32
ZDelta float32
bPointer int
}
func (p *SpawnPositionUpdate) EQType() EQType { return EQT_SpawnPositionUpdate }
func (p *SpawnPositionUpdate) bp() *int { return &p.bPointer }
func (p *SpawnPositionUpdate) Unmarshal(b []byte) (int, error) {
p.bPointer = 0
if err := EQRead(b, p, &p.SpawnID, 0); err != nil {
return 0, err
}
if err := EQRead(b, p, &p.AnimType, 0); err != nil {
return 0, err
}
if err := EQRead(b, p, &p.Heading, 0); err != nil {
return 0, err
}
if err := EQRead(b, p, &p.HeadingDelta, 0); err != nil {
return 0, err
}
if err := EQRead(b, p, &p.Y, 0); err != nil {
return 0, err
}
if err := EQRead(b, p, &p.X, 0); err != nil {
return 0, err
}
if err := EQRead(b, p, &p.Z, 0); err != nil {
return 0, err
}
if err := EQRead(b, p, &p.XYZDelta, 0); err != nil {
return 0, err
}
p.DeltaConvert()
return p.bPointer, nil
}
type SpawnPositionUpdates struct {
Count uint32 // 000
Updates []*SpawnPositionUpdate // 004
bPointer int
}
func (p *SpawnPositionUpdates) EQType() EQType { return EQT_SpawnPositionUpdates }
func (p *SpawnPositionUpdates) bp() *int { return &p.bPointer }
func (p *SpawnPositionUpdates) Unmarshal(b []byte) (int, error) {
p.bPointer = 0
if err := EQRead(b, p, &p.Count, 0); err != nil {
return 0, err
}
p.Updates = make([]*SpawnPositionUpdate, p.Count)
for i := range p.Count {
upd := &SpawnPositionUpdate{}
bp, err := upd.Unmarshal(b[p.bPointer:])
if err != nil {
return 0, err
}
p.bPointer += bp
p.Updates[i] = upd
}
return p.bPointer, nil
}
func (p *SpawnPositionUpdate) Proto() *pb.SpawnPosition {
return &pb.SpawnPosition{
SpawnId: uint32(p.SpawnID),
AnimType: int32(p.AnimType),
Heading: uint32(p.Heading),
HeadingDelta: int32(p.HeadingDelta),
Y: int32(p.Y),
X: int32(p.X),
Z: int32(p.Z),
DeltaX: p.XDelta,
DeltaY: p.YDelta,
DeltaZ: p.ZDelta,
}
}
func (p *SpawnPositionUpdate) ProtoMess() proto.Message {
return p.Proto()
}
func (p *SpawnPositionUpdates) Proto() *pb.SpawnPositions {
positions := make([]*pb.SpawnPosition, len(p.Updates))
for i, v := range p.Updates {
positions[i] = v.Proto()
}
return &pb.SpawnPositions{
Positions: positions,
}
}
func (p *SpawnPositionUpdates) ProtoMess() proto.Message {
return p.Proto()
}
func (p *SpawnPositionUpdate) DeltaConvert() {
if p.XYZDelta == 0 {
return
}
xChunk := p.XYZDelta >> 22
zChunk := p.XYZDelta >> 11
yChunk := p.XYZDelta
p.XDelta = float32(xChunk&0x7FF) / float32(16)
p.YDelta = float32(yChunk&0x7FF) / float32(16)
p.ZDelta = float32(zChunk&0x7FF) / float32(16)
}