Add some memory reading stuff, based on many other open source projects

pkg/memory/roster.go

@@ -0,0 +1,27 @@
+package memory
+
+import (
+	"github.com/hectorgimenez/d2go/pkg/data"
+	"github.com/hectorgimenez/d2go/pkg/data/area"
+)
+
+func (gd *GameReader) getRoster() (roster []data.RosterMember) {
+	partyStruct := uintptr(gd.Process.ReadUInt(gd.Process.moduleBaseAddressPtr+gd.offset.RosterOffset, Uint64))
+
+	for partyStruct > 0 {
+		name := gd.Process.ReadStringFromMemory(partyStruct, 16)
+		a := gd.Process.ReadUInt(partyStruct+0x5C, Uint32)
+
+		xPos := gd.Process.ReadUInt(partyStruct+0x60, Uint32)
+		yPos := gd.Process.ReadUInt(partyStruct+0x64, Uint32)
+
+		roster = append(roster, data.RosterMember{
+			Name:     name,
+			Area:     area.Area(a),
+			Position: data.Position{X: int(xPos), Y: int(yPos)},
+		})
+		partyStruct = uintptr(gd.Process.ReadUInt(partyStruct+0x148, Uint64))
+	}
+
+	return
+}