106 lines
1.9 KiB
C++
106 lines
1.9 KiB
C++
#pragma once
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#include <blitz/protocol/PacketData.h>
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#include <blitz/protocol/PacketDeclare.h>
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#include <string>
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namespace blitz {
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namespace protocol {
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class PacketVisitor;
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using PacketID = std::uint8_t;
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enum class PacketType : PacketID {
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// client --> server
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PlayerLogin = 0,
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UpdateHealth,
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// client <-- server
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LoggingSuccess,
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PlayerDeath,
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PlayerJoin,
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PlayerLeave,
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PlayerList,
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PlayerStats,
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ServerConfig,
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ServerTps,
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UpdateGameState,
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// client <--> server
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KeepAlive,
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Disconnect,
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ChatMessage,
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PlayerPositionAndRotation,
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PlayerShoot,
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PACKET_COUNT
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};
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class Packet {
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public:
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virtual PacketType GetType() const = 0;
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virtual void Accept(PacketVisitor& a_Visitor) const = 0;
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};
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namespace packets {
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/**
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* \tparam PT The packet type
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* \tparam Data The structure holding the data of the packet
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*/
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template <PacketType PT, typename Data>
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class ConcretePacket : public Packet {
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public:
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using PacketDataType = Data;
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PacketDataType m_Data;
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ConcretePacket(const PacketDataType& a_Data = {});
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constexpr PacketType GetType() const override {
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return PT;
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};
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private:
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void Accept(PacketVisitor& a_Visitor) const override;
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friend class PacketVisitor;
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};
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// define BLITZ_INSTANCIATE_PACKETS
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// before including this file
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// if you want to instantiate templates
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#ifdef BLITZ_INSTANCIATE_PACKETS
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#define DeclarePacket(PacketName, ...) \
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using PacketName = ConcretePacket<PacketType::PacketName, data::PacketName>; \
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template class ConcretePacket<PacketType::PacketName, data::PacketName>
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#else
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#define DeclarePacket(PacketName, ...) using PacketName = ConcretePacket<PacketType::PacketName, data::PacketName>
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#endif
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DeclareAllPacket()
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#undef DeclarePacket
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} // namespace packets
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} // namespace protocol
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} // namespace blitz
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