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package classes
import (
"fmt"
"github.com/pektezol/bitreader"
"github.com/pektezol/sdp.go/pkg/messages"
"github.com/pektezol/sdp.go/pkg/types"
)
const MSSC int = 2
type Packet struct {
PacketInfo []CmdInfo `json:"packet_info"`
InSequence uint32 `json:"in_sequence"`
OutSequence uint32 `json:"out_sequence"`
Size uint32 `json:"size"`
Data []any `json:"data"`
}
type CmdInfo struct {
Flags uint32 `json:"flags"`
ViewOrigin []float32 `json:"view_origin"`
ViewAngles []float32 `json:"view_angles"`
LocalViewAngles []float32 `json:"local_view_angles"`
ViewOrigin2 []float32 `json:"view_origin_2"`
ViewAngles2 []float32 `json:"view_angles_2"`
LocalViewAngles2 []float32 `json:"local_view_angles_2"`
}
func (packet *Packet) ParsePacket(reader *bitreader.Reader, demo *types.Demo) {
for count := 0; count < MSSC; count++ {
packet.ParseCmdInfo(reader, demo)
}
packet.InSequence = reader.TryReadUInt32()
packet.OutSequence = reader.TryReadUInt32()
packet.Size = reader.TryReadUInt32()
packetReader := bitreader.NewReaderFromBytes(reader.TryReadBytesToSlice(uint64(packet.Size)), true)
for {
messageType, err := packetReader.ReadBits(6)
if err != nil {
break
}
packet.Data = append(packet.Data, messages.ParseMessages(messageType, packetReader, demo))
}
}
func (packet *Packet) ParseCmdInfo(reader *bitreader.Reader, demo *types.Demo) {
packet.PacketInfo = append(packet.PacketInfo, CmdInfo{
Flags: reader.TryReadUInt32(),
ViewOrigin: []float32{reader.TryReadFloat32(), reader.TryReadFloat32(), reader.TryReadFloat32()},
ViewAngles: []float32{reader.TryReadFloat32(), reader.TryReadFloat32(), reader.TryReadFloat32()},
LocalViewAngles: []float32{reader.TryReadFloat32(), reader.TryReadFloat32(), reader.TryReadFloat32()},
ViewOrigin2: []float32{reader.TryReadFloat32(), reader.TryReadFloat32(), reader.TryReadFloat32()},
ViewAngles2: []float32{reader.TryReadFloat32(), reader.TryReadFloat32(), reader.TryReadFloat32()},
LocalViewAngles2: []float32{reader.TryReadFloat32(), reader.TryReadFloat32(), reader.TryReadFloat32()},
})
demo.Writer.AppendLine("\tFlags: %s", CmdInfoFlags(packet.PacketInfo[len(packet.PacketInfo)-1].Flags).String())
demo.Writer.AppendLine("\tView Origin: %v", packet.PacketInfo[len(packet.PacketInfo)-1].ViewOrigin)
demo.Writer.AppendLine("\tView Angles: %v", packet.PacketInfo[len(packet.PacketInfo)-1].ViewAngles)
demo.Writer.AppendLine("\tLocal View Angles: %v", packet.PacketInfo[len(packet.PacketInfo)-1].LocalViewAngles)
demo.Writer.AppendLine("\tView Origin 2: %v", packet.PacketInfo[len(packet.PacketInfo)-1].ViewOrigin2)
demo.Writer.AppendLine("\tView Angles 2: %v", packet.PacketInfo[len(packet.PacketInfo)-1].ViewAngles2)
demo.Writer.AppendLine("\tLocal View Angles 2: %v", packet.PacketInfo[len(packet.PacketInfo)-1].LocalViewAngles2)
demo.Writer.AppendLine("")
}
type CmdInfoFlags int
const (
ECmdInfoFlagsNone = 0
ECmdInfoFlagsUseOrigin2 = 1
ECmdInfoFlagsUserAngles2 = 1 << 1
ECmdInfoFlagsNoInterp = 1 << 2
)
func (cmdInfoFlags CmdInfoFlags) String() string {
switch cmdInfoFlags {
case ECmdInfoFlagsNone:
return "None"
case ECmdInfoFlagsUseOrigin2:
return "UseOrigin2"
case ECmdInfoFlagsUserAngles2:
return "UserAngles2"
case ECmdInfoFlagsNoInterp:
return "NoInterp"
default:
return fmt.Sprintf("%d", int(cmdInfoFlags))
}
}
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