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package mvd
import (
"github.com/osm/quake/common/buffer"
"github.com/osm/quake/common/context"
)
type Cmd struct {
Msec byte
UserAngle [3]float32
Forward uint16
Side uint16
Up uint16
Buttons byte
Impulse byte
Padding [3]byte
Angle [3]float32
}
func (cmd *Cmd) Bytes() []byte {
buf := buffer.New()
buf.PutByte(cmd.Msec)
for i := 0; i < 3; i++ {
buf.PutFloat32(cmd.UserAngle[i])
}
buf.PutUint16(cmd.Forward)
buf.PutUint16(cmd.Side)
buf.PutUint16(cmd.Up)
buf.PutByte(cmd.Buttons)
buf.PutByte(cmd.Impulse)
for i := 0; i < 3; i++ {
buf.PutByte(cmd.Padding[i])
}
for i := 0; i < 3; i++ {
buf.PutFloat32(cmd.Angle[i])
}
return buf.Bytes()
}
func parseCmd(ctx *context.Context, buf *buffer.Buffer) (*Cmd, error) {
var err error
var cmd Cmd
if cmd.Msec, err = buf.ReadByte(); err != nil {
return nil, err
}
for i := 0; i < 3; i++ {
if cmd.UserAngle[i], err = buf.GetFloat32(); err != nil {
return nil, err
}
}
if cmd.Forward, err = buf.GetUint16(); err != nil {
return nil, err
}
if cmd.Side, err = buf.GetUint16(); err != nil {
return nil, err
}
if cmd.Up, err = buf.GetUint16(); err != nil {
return nil, err
}
if cmd.Buttons, err = buf.ReadByte(); err != nil {
return nil, err
}
if cmd.Impulse, err = buf.ReadByte(); err != nil {
return nil, err
}
for i := 0; i < 3; i++ {
if cmd.Padding[i], err = buf.ReadByte(); err != nil {
return nil, err
}
}
for i := 0; i < 3; i++ {
if cmd.Angle[i], err = buf.GetFloat32(); err != nil {
return nil, err
}
}
return &cmd, nil
}
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