initial commitHEADmain

1 files changed, 54 insertions, 0 deletions

diff --git a/demo/dem/data.go b/demo/dem/data.go
new file mode 100644
index 0000000..87ff90a
--- /dev/null
+++ b/demo/dem/data.go
@@ -0,0 +1,54 @@
+package dem
+
+import (
+	"github.com/osm/quake/common/buffer"
+	"github.com/osm/quake/common/context"
+	"github.com/osm/quake/packet"
+	"github.com/osm/quake/packet/svc"
+)
+
+type Data struct {
+	Size   uint32
+	Angle  [3]float32
+	Packet packet.Packet
+}
+
+func (d *Data) Bytes() []byte {
+	buf := buffer.New()
+
+	buf.PutUint32(d.Size)
+
+	for i := 0; i < 3; i++ {
+		buf.PutFloat32(d.Angle[i])
+	}
+
+	buf.PutBytes(d.Packet.Bytes())
+
+	return buf.Bytes()
+}
+
+func parseData(ctx *context.Context, buf *buffer.Buffer) (*Data, error) {
+	var err error
+	var data Data
+
+	if data.Size, err = buf.GetUint32(); err != nil {
+		return nil, err
+	}
+
+	for i := 0; i < 3; i++ {
+		if data.Angle[i], err = buf.GetFloat32(); err != nil {
+			return nil, err
+		}
+	}
+
+	bytes, err := buf.GetBytes(int(data.Size))
+	if err != nil {
+		return nil, err
+	}
+
+	if data.Packet, err = svc.Parse(ctx, bytes); err != nil {
+		return nil, err
+	}
+
+	return &data, nil
+}