godot/modules/webrtc/webrtc_multiplayer.h
2021-06-11 18:48:42 +02:00

116 lines
4.3 KiB
C++

/*************************************************************************/
/* webrtc_multiplayer.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#ifndef WEBRTC_MULTIPLAYER_H
#define WEBRTC_MULTIPLAYER_H
#include "core/io/networked_multiplayer_peer.h"
#include "webrtc_peer_connection.h"
class WebRTCMultiplayer : public NetworkedMultiplayerPeer {
GDCLASS(WebRTCMultiplayer, NetworkedMultiplayerPeer);
protected:
static void _bind_methods();
private:
enum {
CH_RELIABLE = 0,
CH_ORDERED = 1,
CH_UNRELIABLE = 2,
CH_RESERVED_MAX = 3
};
class ConnectedPeer : public RefCounted {
public:
Ref<WebRTCPeerConnection> connection;
List<Ref<WebRTCDataChannel>> channels;
bool connected;
ConnectedPeer() {
connected = false;
for (int i = 0; i < CH_RESERVED_MAX; i++) {
channels.push_front(Ref<WebRTCDataChannel>());
}
}
};
uint32_t unique_id;
int target_peer;
int client_count;
bool refuse_connections;
ConnectionStatus connection_status;
TransferMode transfer_mode;
int next_packet_peer;
bool server_compat;
Map<int, Ref<ConnectedPeer>> peer_map;
void _peer_to_dict(Ref<ConnectedPeer> p_connected_peer, Dictionary &r_dict);
void _find_next_peer();
public:
WebRTCMultiplayer();
~WebRTCMultiplayer();
Error initialize(int p_self_id, bool p_server_compat = false);
Error add_peer(Ref<WebRTCPeerConnection> p_peer, int p_peer_id, int p_unreliable_lifetime = 1);
void remove_peer(int p_peer_id);
bool has_peer(int p_peer_id);
Dictionary get_peer(int p_peer_id);
Dictionary get_peers();
void close();
// PacketPeer
Error get_packet(const uint8_t **r_buffer, int &r_buffer_size) override; ///< buffer is GONE after next get_packet
Error put_packet(const uint8_t *p_buffer, int p_buffer_size) override;
int get_available_packet_count() const override;
int get_max_packet_size() const override;
// NetworkedMultiplayerPeer
void set_transfer_mode(TransferMode p_mode) override;
TransferMode get_transfer_mode() const override;
void set_target_peer(int p_peer_id) override;
int get_unique_id() const override;
int get_packet_peer() const override;
bool is_server() const override;
void poll() override;
void set_refuse_new_connections(bool p_enable) override;
bool is_refusing_new_connections() const override;
ConnectionStatus get_connection_status() const override;
};
#endif // WEBRTC_MULTIPLAYER_H