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Merge pull request #26792 from Faless/webrtc_pr

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Initial WebRTC support
This commit is contained in:
Rémi Verschelde 2019-04-15 19:57:06 +02:00 committed by GitHub
commit 06e580f5ba
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GPG key ID: 4AEE18F83AFDEB23
17 changed files with 1186 additions and 21 deletions
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19
modules/gdnative/gdnative_api.json
View file

@ -6427,7 +6427,24 @@
"major": 3,
"minor": 1
},
"next": null,
"next": {
"type": "NET",
"version": {
"major": 3,
"minor": 2
},
"next": null,
"api": [
{
"name": "godot_net_bind_webrtc_peer",
"return_type": "void",
"arguments": [
["godot_object *", "p_obj"],
["const godot_net_webrtc_peer *", "p_interface"]
]
}
]
},
"api": [
{
"name": "godot_net_bind_stream_peer",

29
modules/gdnative/include/net/godot_net.h
View file

@ -111,6 +111,35 @@ typedef struct {
/* Binds a MultiplayerPeerGDNative to the provided interface */
void GDAPI godot_net_bind_multiplayer_peer(godot_object *p_obj, const godot_net_multiplayer_peer *);
typedef struct {
godot_gdnative_api_version version; /* version of our API */
godot_object *data; /* User reference */
/* This is PacketPeer */
godot_error (*get_packet)(void *, const uint8_t **, int *);
godot_error (*put_packet)(void *, const uint8_t *, int);
godot_int (*get_available_packet_count)(const void *);
godot_int (*get_max_packet_size)(const void *);
/* This is WebRTCPeer */
void (*set_write_mode)(void *, godot_int);
godot_int (*get_write_mode)(const void *);
bool (*was_string_packet)(const void *);
godot_int (*get_connection_state)(const void *);
godot_error (*create_offer)(void *);
godot_error (*set_remote_description)(void *, const char *, const char *);
godot_error (*set_local_description)(void *, const char *, const char *);
godot_error (*add_ice_candidate)(void *, const char *, int, const char *);
godot_error (*poll)(void *);
void *next; /* For extension? */
} godot_net_webrtc_peer;
/* Binds a PacketPeerGDNative to the provided interface */
void GDAPI godot_net_bind_webrtc_peer(godot_object *p_obj, const godot_net_webrtc_peer *);
#ifdef __cplusplus
}
#endif

8
modules/gdnative/net/SCsub
View file

@ -3,5 +3,11 @@
Import('env')
Import('env_gdnative')
env_gdnative.add_source_files(env.modules_sources, '*.cpp')
env_net = env_gdnative.Clone()
has_webrtc = env_net["module_webrtc_enabled"]
if has_webrtc:
env_net.Append(CPPDEFINES=['WEBRTC_GDNATIVE_ENABLED'])
env_net.add_source_files(env.modules_sources, '*.cpp')

45
modules/gdnative/net/webrtc_peer_gdnative.cpp Normal file
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@ -0,0 +1,45 @@
/*************************************************************************/
/* packet_peer_gdnative.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2019 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. */
/*************************************************************************/
#include "modules/gdnative/gdnative.h"
#include "modules/gdnative/include/net/godot_net.h"
#ifdef WEBRTC_GDNATIVE_ENABLED
#include "modules/webrtc/webrtc_peer_gdnative.h"
#endif
extern "C" {
void GDAPI godot_net_bind_webrtc_peer(godot_object *p_obj, const godot_net_webrtc_peer *p_impl) {
#ifdef WEBRTC_GDNATIVE_ENABLED
((WebRTCPeerGDNative *)p_obj)->set_native_webrtc_peer(p_impl);
#endif
}
}

16
modules/webrtc/SCsub Normal file
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@ -0,0 +1,16 @@
#!/usr/bin/env python
Import('env')
Import('env_modules')
# Thirdparty source files
env_webrtc = env_modules.Clone()
use_gdnative = env_webrtc["module_gdnative_enabled"]
if use_gdnative: # GDNative is retained in Javascript for export compatibility
env_webrtc.Append(CPPDEFINES=['WEBRTC_GDNATIVE_ENABLED'])
gdnative_includes = ["#modules/gdnative/include/"]
env_webrtc.Append(CPPPATH=gdnative_includes)
env_webrtc.add_source_files(env.modules_sources, "*.cpp")

13
modules/webrtc/config.py Normal file
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@ -0,0 +1,13 @@
def can_build(env, platform):
return True
def configure(env):
pass
def get_doc_classes():
return [
"WebRTCPeer"
]
def get_doc_path():
return "doc_classes"

55
modules/webrtc/register_types.cpp Normal file
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@ -0,0 +1,55 @@
/*************************************************************************/
/* register_types.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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. */
/*************************************************************************/
#include "register_types.h"
#include "webrtc_peer.h"
#ifdef JAVASCRIPT_ENABLED
#include "emscripten.h"
#include "webrtc_peer_js.h"
#endif
#ifdef WEBRTC_GDNATIVE_ENABLED
#include "webrtc_peer_gdnative.h"
#endif
void register_webrtc_types() {
#ifdef JAVASCRIPT_ENABLED
WebRTCPeerJS::make_default();
#elif defined(WEBRTC_GDNATIVE_ENABLED)
WebRTCPeerGDNative::make_default();
#endif
ClassDB::register_custom_instance_class<WebRTCPeer>();
#ifdef WEBRTC_GDNATIVE_ENABLED
ClassDB::register_class<WebRTCPeerGDNative>();
#endif
}
void unregister_webrtc_types() {}

32
modules/webrtc/register_types.h Normal file
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@ -0,0 +1,32 @@
/*************************************************************************/
/* register_types.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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. */
/*************************************************************************/
void register_webrtc_types();
void unregister_webrtc_types();

81
modules/webrtc/webrtc_peer.cpp Normal file
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@ -0,0 +1,81 @@
/*************************************************************************/
/* webrtc_peer.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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. */
/*************************************************************************/
#include "webrtc_peer.h"
WebRTCPeer *(*WebRTCPeer::_create)() = NULL;
Ref<WebRTCPeer> WebRTCPeer::create_ref() {
if (!_create)
return Ref<WebRTCPeer>();
return Ref<WebRTCPeer>(_create());
}
WebRTCPeer *WebRTCPeer::create() {
if (!_create)
return NULL;
return _create();
}
void WebRTCPeer::_bind_methods() {
ClassDB::bind_method(D_METHOD("create_offer"), &WebRTCPeer::create_offer);
ClassDB::bind_method(D_METHOD("set_local_description", "type", "sdp"), &WebRTCPeer::set_local_description);
ClassDB::bind_method(D_METHOD("set_remote_description", "type", "sdp"), &WebRTCPeer::set_remote_description);
ClassDB::bind_method(D_METHOD("poll"), &WebRTCPeer::poll);
ClassDB::bind_method(D_METHOD("add_ice_candidate", "media", "index", "name"), &WebRTCPeer::add_ice_candidate);
ClassDB::bind_method(D_METHOD("was_string_packet"), &WebRTCPeer::was_string_packet);
ClassDB::bind_method(D_METHOD("set_write_mode", "write_mode"), &WebRTCPeer::set_write_mode);
ClassDB::bind_method(D_METHOD("get_write_mode"), &WebRTCPeer::get_write_mode);
ClassDB::bind_method(D_METHOD("get_connection_state"), &WebRTCPeer::get_connection_state);
ADD_SIGNAL(MethodInfo("offer_created", PropertyInfo(Variant::STRING, "type"), PropertyInfo(Variant::STRING, "sdp")));
ADD_SIGNAL(MethodInfo("new_ice_candidate", PropertyInfo(Variant::STRING, "media"), PropertyInfo(Variant::INT, "index"), PropertyInfo(Variant::STRING, "name")));
ADD_PROPERTY(PropertyInfo(Variant::INT, "write_mode", PROPERTY_HINT_ENUM), "set_write_mode", "get_write_mode");
BIND_ENUM_CONSTANT(WRITE_MODE_TEXT);
BIND_ENUM_CONSTANT(WRITE_MODE_BINARY);
BIND_ENUM_CONSTANT(STATE_NEW);
BIND_ENUM_CONSTANT(STATE_CONNECTING);
BIND_ENUM_CONSTANT(STATE_CONNECTED);
BIND_ENUM_CONSTANT(STATE_DISCONNECTED);
BIND_ENUM_CONSTANT(STATE_FAILED);
BIND_ENUM_CONSTANT(STATE_CLOSED);
}
WebRTCPeer::WebRTCPeer() {
}
WebRTCPeer::~WebRTCPeer() {
}

86
modules/webrtc/webrtc_peer.h Normal file
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@ -0,0 +1,86 @@
/*************************************************************************/
/* webrtc_peer.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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_PEER_H
#define WEBRTC_PEER_H
#include "core/io/packet_peer.h"
class WebRTCPeer : public PacketPeer {
GDCLASS(WebRTCPeer, PacketPeer);
public:
enum WriteMode {
WRITE_MODE_TEXT,
WRITE_MODE_BINARY,
};
enum ConnectionState {
STATE_NEW,
STATE_CONNECTING,
STATE_CONNECTED,
STATE_DISCONNECTED,
STATE_FAILED,
STATE_CLOSED
};
protected:
static void _bind_methods();
static WebRTCPeer *(*_create)();
public:
virtual void set_write_mode(WriteMode mode) = 0;
virtual WriteMode get_write_mode() const = 0;
virtual bool was_string_packet() const = 0;
virtual ConnectionState get_connection_state() const = 0;
virtual Error create_offer() = 0;
virtual Error set_remote_description(String type, String sdp) = 0;
virtual Error set_local_description(String type, String sdp) = 0;
virtual Error add_ice_candidate(String sdpMidName, int sdpMlineIndexName, String sdpName) = 0;
virtual Error poll() = 0;
/** Inherited from PacketPeer: **/
virtual int get_available_packet_count() const = 0;
virtual Error get_packet(const uint8_t **r_buffer, int &r_buffer_size) = 0; ///< buffer is GONE after next get_packet
virtual Error put_packet(const uint8_t *p_buffer, int p_buffer_size) = 0;
virtual int get_max_packet_size() const = 0;
static Ref<WebRTCPeer> create_ref();
static WebRTCPeer *create();
WebRTCPeer();
~WebRTCPeer();
};
VARIANT_ENUM_CAST(WebRTCPeer::WriteMode);
VARIANT_ENUM_CAST(WebRTCPeer::ConnectionState);
#endif // WEBRTC_PEER_H

114
modules/webrtc/webrtc_peer_gdnative.cpp Normal file
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@ -0,0 +1,114 @@
/*************************************************************************/
/* webrtc_peer_gdnative.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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. */
/*************************************************************************/
#ifdef WEBRTC_GDNATIVE_ENABLED
#include "webrtc_peer_gdnative.h"
void WebRTCPeerGDNative::_bind_methods() {
}
WebRTCPeerGDNative::WebRTCPeerGDNative() {
interface = NULL;
}
WebRTCPeerGDNative::~WebRTCPeerGDNative() {
}
Error WebRTCPeerGDNative::create_offer() {
ERR_FAIL_COND_V(interface == NULL, ERR_UNCONFIGURED);
return (Error)interface->create_offer(interface->data);
}
Error WebRTCPeerGDNative::set_local_description(String p_type, String p_sdp) {
ERR_FAIL_COND_V(interface == NULL, ERR_UNCONFIGURED);
return (Error)interface->set_local_description(interface->data, p_type.utf8().get_data(), p_sdp.utf8().get_data());
}
Error WebRTCPeerGDNative::set_remote_description(String p_type, String p_sdp) {
ERR_FAIL_COND_V(interface == NULL, ERR_UNCONFIGURED);
return (Error)interface->set_remote_description(interface->data, p_type.utf8().get_data(), p_sdp.utf8().get_data());
}
Error WebRTCPeerGDNative::add_ice_candidate(String sdpMidName, int sdpMlineIndexName, String sdpName) {
ERR_FAIL_COND_V(interface == NULL, ERR_UNCONFIGURED);
return (Error)interface->add_ice_candidate(interface->data, sdpMidName.utf8().get_data(), sdpMlineIndexName, sdpName.utf8().get_data());
}
Error WebRTCPeerGDNative::poll() {
ERR_FAIL_COND_V(interface == NULL, ERR_UNCONFIGURED);
return (Error)interface->poll(interface->data);
}
void WebRTCPeerGDNative::set_write_mode(WriteMode p_mode) {
ERR_FAIL_COND(interface == NULL);
interface->set_write_mode(interface->data, p_mode);
}
WebRTCPeer::WriteMode WebRTCPeerGDNative::get_write_mode() const {
ERR_FAIL_COND_V(interface == NULL, WRITE_MODE_BINARY);
return (WriteMode)interface->get_write_mode(interface->data);
}
bool WebRTCPeerGDNative::was_string_packet() const {
ERR_FAIL_COND_V(interface == NULL, false);
return interface->was_string_packet(interface->data);
}
WebRTCPeer::ConnectionState WebRTCPeerGDNative::get_connection_state() const {
ERR_FAIL_COND_V(interface == NULL, STATE_DISCONNECTED);
return STATE_DISCONNECTED;
}
Error WebRTCPeerGDNative::get_packet(const uint8_t **r_buffer, int &r_buffer_size) {
ERR_FAIL_COND_V(interface == NULL, ERR_UNCONFIGURED);
return (Error)interface->get_packet(interface->data, r_buffer, &r_buffer_size);
}
Error WebRTCPeerGDNative::put_packet(const uint8_t *p_buffer, int p_buffer_size) {
ERR_FAIL_COND_V(interface == NULL, ERR_UNCONFIGURED);
return (Error)interface->put_packet(interface->data, p_buffer, p_buffer_size);
}
int WebRTCPeerGDNative::get_max_packet_size() const {
ERR_FAIL_COND_V(interface == NULL, 0);
return interface->get_max_packet_size(interface->data);
}
int WebRTCPeerGDNative::get_available_packet_count() const {
ERR_FAIL_COND_V(interface == NULL, 0);
return interface->get_available_packet_count(interface->data);
}
void WebRTCPeerGDNative::set_native_webrtc_peer(const godot_net_webrtc_peer *p_impl) {
interface = p_impl;
}
#endif // WEBRTC_GDNATIVE_ENABLED

78
modules/webrtc/webrtc_peer_gdnative.h Normal file
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@ -0,0 +1,78 @@
/*************************************************************************/
/* webrtc_peer_gdnative.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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. */
/*************************************************************************/
#ifdef WEBRTC_GDNATIVE_ENABLED
#ifndef WEBRTC_PEER_GDNATIVE_H
#define WEBRTC_PEER_GDNATIVE_H
#include "modules/gdnative/include/net/godot_net.h"
#include "webrtc_peer.h"
class WebRTCPeerGDNative : public WebRTCPeer {
GDCLASS(WebRTCPeerGDNative, WebRTCPeer);
protected:
static void _bind_methods();
private:
const godot_net_webrtc_peer *interface;
public:
static WebRTCPeer *_create() { return memnew(WebRTCPeerGDNative); }
static void make_default() { WebRTCPeer::_create = WebRTCPeerGDNative::_create; }
void set_native_webrtc_peer(const godot_net_webrtc_peer *p_impl);
virtual void set_write_mode(WriteMode mode);
virtual WriteMode get_write_mode() const;
virtual bool was_string_packet() const;
virtual ConnectionState get_connection_state() const;
virtual Error create_offer();
virtual Error set_remote_description(String type, String sdp);
virtual Error set_local_description(String type, String sdp);
virtual Error add_ice_candidate(String sdpMidName, int sdpMlineIndexName, String sdpName);
virtual Error poll();
/** Inherited from PacketPeer: **/
virtual int get_available_packet_count() const;
virtual Error get_packet(const uint8_t **r_buffer, int &r_buffer_size); ///< buffer is GONE after next get_packet
virtual Error put_packet(const uint8_t *p_buffer, int p_buffer_size);
virtual int get_max_packet_size() const;
WebRTCPeerGDNative();
~WebRTCPeerGDNative();
};
#endif // WEBRTC_PEER_GDNATIVE_H
#endif // WEBRTC_GDNATIVE_ENABLED

455
modules/webrtc/webrtc_peer_js.cpp Normal file
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@ -0,0 +1,455 @@
/*************************************************************************/
/* webrtc_peer_js.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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. */
/*************************************************************************/
#ifdef JAVASCRIPT_ENABLED
#include "webrtc_peer_js.h"
#include "emscripten.h"
extern "C" {
EMSCRIPTEN_KEEPALIVE void _emrtc_on_ice_candidate(void *obj, char *p_MidName, int p_MlineIndexName, char *p_sdpName) {
WebRTCPeerJS *peer = static_cast<WebRTCPeerJS *>(obj);
peer->emit_signal("new_ice_candidate", String(p_MidName), p_MlineIndexName, String(p_sdpName));
}
EMSCRIPTEN_KEEPALIVE void _emrtc_offer_created(void *obj, char *p_type, char *p_offer) {
WebRTCPeerJS *peer = static_cast<WebRTCPeerJS *>(obj);
peer->emit_signal("offer_created", String(p_type), String(p_offer));
}
EMSCRIPTEN_KEEPALIVE void _emrtc_on_error(void *obj) {
WebRTCPeerJS *peer = static_cast<WebRTCPeerJS *>(obj);
peer->_on_error();
}
EMSCRIPTEN_KEEPALIVE void _emrtc_on_open(void *obj) {
WebRTCPeerJS *peer = static_cast<WebRTCPeerJS *>(obj);
peer->_on_open();
}
EMSCRIPTEN_KEEPALIVE void _emrtc_on_close(void *obj) {
WebRTCPeerJS *peer = static_cast<WebRTCPeerJS *>(obj);
peer->_on_close();
}
EMSCRIPTEN_KEEPALIVE void _emrtc_on_message(void *obj, uint8_t *p_data, uint32_t p_size, bool p_is_string) {
WebRTCPeerJS *peer = static_cast<WebRTCPeerJS *>(obj);
peer->_on_message(p_data, p_size, p_is_string);
}
EMSCRIPTEN_KEEPALIVE void _emrtc_bind_channel(int p_id) {
/* clang-format off */
EM_ASM({
if (!Module.IDHandler.has($0)) {
return; // Godot Object is gone!
}
var dict = Module.IDHandler.get($0);
var channel = dict["channel"];
var c_ptr = dict["ptr"];
channel.onopen = function (evt) {
ccall("_emrtc_on_open",
"void",
["number"],
[c_ptr]
);
};
channel.onclose = function (evt) {
ccall("_emrtc_on_close",
"void",
["number"],
[c_ptr]
);
};
channel.onerror = function (evt) {
ccall("_emrtc_on_error",
"void",
["number"],
[c_ptr]
);
};
channel.binaryType = "arraybuffer";
channel.onmessage = function(event) {
var buffer;
var is_string = 0;
if (event.data instanceof ArrayBuffer) {
buffer = new Uint8Array(event.data);
} else if (event.data instanceof Blob) {
alert("Blob type not supported");
return;
} else if (typeof event.data === "string") {
is_string = 1;
var enc = new TextEncoder("utf-8");
buffer = new Uint8Array(enc.encode(event.data));
} else {
alert("Unknown message type");
return;
}
var len = buffer.length*buffer.BYTES_PER_ELEMENT;
var out = Module._malloc(len);
Module.HEAPU8.set(buffer, out);
ccall("_emrtc_on_message",
"void",
["number", "number", "number", "number"],
[c_ptr, out, len, is_string]
);
Module._free(out);
}
}, p_id);
/* clang-format on */
}
}
void _emrtc_create_pc(int p_id) {
/* clang-format off */
EM_ASM({
var dict = Module.IDHandler.get($0);
var c_ptr = dict["ptr"];
// Setup local connaction
var conn = new RTCPeerConnection();
conn.onicecandidate = function(event) {
if (!Module.IDHandler.get($0)) return;
if (!event.candidate) return;
var c = event.candidate;
// should emit on ice candidate
ccall("_emrtc_on_ice_candidate",
"void",
["number", "string", "number", "string"],
[c_ptr, c.sdpMid, c.sdpMLineIndex, c.candidate]
);
};
conn.ondatachannel = function (evt) {
var dict = Module.IDHandler.get($0);
if (!dict || dict["channel"]) {
return;
}
var channel = evt.channel;
dict["channel"] = channel;
ccall("_emrtc_bind_channel",
"void",
["number"],
[$0]
);
};
dict["conn"] = conn;
}, p_id);
/* clang-format on */
}
void WebRTCPeerJS::_on_open() {
in_buffer.resize(16);
_conn_state = STATE_CONNECTED;
}
void WebRTCPeerJS::_on_close() {
close();
}
void WebRTCPeerJS::_on_error() {
close();
_conn_state = STATE_FAILED;
}
void WebRTCPeerJS::_on_message(uint8_t *p_data, uint32_t p_size, bool p_is_string) {
if (in_buffer.space_left() < p_size + 5) {
ERR_EXPLAIN("Buffer full! Dropping data");
ERR_FAIL();
}
uint8_t is_string = p_is_string ? 1 : 0;
in_buffer.write((uint8_t *)&p_size, 4);
in_buffer.write((uint8_t *)&is_string, 1);
in_buffer.write(p_data, p_size);
queue_count++;
}
void WebRTCPeerJS::close() {
in_buffer.resize(0);
queue_count = 0;
_was_string = false;
/* clang-format off */
EM_ASM({
var dict = Module.IDHandler.get($0);
if (!dict) return;
if (dict["channel"]) {
dict["channel"].close();
dict["channel"] = null;
}
if (dict["conn"]) {
dict["conn"].close();
}
}, _js_id);
/* clang-format on */
_conn_state = STATE_CLOSED;
}
Error WebRTCPeerJS::create_offer() {
ERR_FAIL_COND_V(_conn_state != STATE_NEW, FAILED);
_conn_state = STATE_CONNECTING;
/* clang-format off */
EM_ASM({
var dict = Module.IDHandler.get($0);
var conn = dict["conn"];
var c_ptr = dict["ptr"];
var onError = function(error) {
console.log(error);
ccall("_emrtc_on_error",
"void",
["number"],
[c_ptr]
);
};
var onCreated = function(offer) {
ccall("_emrtc_offer_created",
"void",
["number", "string", "string"],
[c_ptr, offer.type, offer.sdp]
);
};
var channel = conn.createDataChannel("default");
dict["channel"] = channel;
ccall("_emrtc_bind_channel",
"void",
["number"],
[$0]
);
conn.createOffer().then(onCreated).catch(onError);
}, _js_id);
/* clang-format on */
return OK;
}
Error WebRTCPeerJS::set_local_description(String type, String sdp) {
/* clang-format off */
EM_ASM({
var dict = Module.IDHandler.get($0);
var conn = dict["conn"];
var c_ptr = dict["ptr"];
var type = UTF8ToString($1);
var sdp = UTF8ToString($2);
var onError = function(error) {
console.log(error);
ccall("_emrtc_on_error",
"void",
["number"],
[c_ptr]
);
};
conn.setLocalDescription({
"sdp": sdp,
"type": type
}).catch(onError);
}, _js_id, type.utf8().get_data(), sdp.utf8().get_data());
/* clang-format on */
return OK;
}
Error WebRTCPeerJS::set_remote_description(String type, String sdp) {
if (type == "offer") {
ERR_FAIL_COND_V(_conn_state != STATE_NEW, FAILED);
_conn_state = STATE_CONNECTING;
}
/* clang-format off */
EM_ASM({
var dict = Module.IDHandler.get($0);
var conn = dict["conn"];
var c_ptr = dict["ptr"];
var type = UTF8ToString($1);
var sdp = UTF8ToString($2);
var onError = function(error) {
console.log(error);
ccall("_emrtc_on_error",
"void",
["number"],
[c_ptr]
);
};
var onCreated = function(offer) {
ccall("_emrtc_offer_created",
"void",
["number", "string", "string"],
[c_ptr, offer.type, offer.sdp]
);
};
var onSet = function() {
if (type != "offer") {
return;
}
conn.createAnswer().then(onCreated);
};
conn.setRemoteDescription({
"sdp": sdp,
"type": type
}).then(onSet).catch(onError);
}, _js_id, type.utf8().get_data(), sdp.utf8().get_data());
/* clang-format on */
return OK;
}
Error WebRTCPeerJS::add_ice_candidate(String sdpMidName, int sdpMlineIndexName, String sdpName) {
/* clang-format off */
EM_ASM({
var dict = Module.IDHandler.get($0);
var conn = dict["conn"];
var c_ptr = dict["ptr"];
var sdpMidName = UTF8ToString($1);
var sdpMlineIndexName = UTF8ToString($2);
var sdpName = UTF8ToString($3);
conn.addIceCandidate(new RTCIceCandidate({
"candidate": sdpName,
"sdpMid": sdpMidName,
"sdpMlineIndex": sdpMlineIndexName
}));
}, _js_id, sdpMidName.utf8().get_data(), sdpMlineIndexName, sdpName.utf8().get_data());
/* clang-format on */
return OK;
}
Error WebRTCPeerJS::poll() {
return OK;
}
WebRTCPeer::ConnectionState WebRTCPeerJS::get_connection_state() const {
return _conn_state;
}
int WebRTCPeerJS::get_available_packet_count() const {
return queue_count;
}
Error WebRTCPeerJS::get_packet(const uint8_t **r_buffer, int &r_buffer_size) {
ERR_FAIL_COND_V(_conn_state != STATE_CONNECTED, ERR_UNCONFIGURED);
if (queue_count == 0)
return ERR_UNAVAILABLE;
uint32_t to_read = 0;
uint32_t left = 0;
uint8_t is_string = 0;
r_buffer_size = 0;
in_buffer.read((uint8_t *)&to_read, 4);
--queue_count;
left = in_buffer.data_left();
if (left < to_read + 1) {
in_buffer.advance_read(left);
return FAILED;
}
in_buffer.read(&is_string, 1);
_was_string = is_string == 1;
in_buffer.read(packet_buffer, to_read);
*r_buffer = packet_buffer;
r_buffer_size = to_read;
return OK;
}
Error WebRTCPeerJS::put_packet(const uint8_t *p_buffer, int p_buffer_size) {
ERR_FAIL_COND_V(_conn_state != STATE_CONNECTED, ERR_UNCONFIGURED);
int is_bin = _write_mode == WebRTCPeer::WRITE_MODE_BINARY ? 1 : 0;
/* clang-format off */
EM_ASM({
var dict = Module.IDHandler.get($0);
var channel = dict["channel"];
var bytes_array = new Uint8Array($2);
var i = 0;
for(i=0; i<$2; i++) {
bytes_array[i] = getValue($1+i, 'i8');
}
if ($3) {
channel.send(bytes_array.buffer);
} else {
var string = new TextDecoder("utf-8").decode(bytes_array);
channel.send(string);
}
}, _js_id, p_buffer, p_buffer_size, is_bin);
/* clang-format on */
return OK;
}
int WebRTCPeerJS::get_max_packet_size() const {
return 1200;
}
void WebRTCPeerJS::set_write_mode(WriteMode p_mode) {
_write_mode = p_mode;
}
WebRTCPeer::WriteMode WebRTCPeerJS::get_write_mode() const {
return _write_mode;
}
bool WebRTCPeerJS::was_string_packet() const {
return _was_string;
}
WebRTCPeerJS::WebRTCPeerJS() {
queue_count = 0;
_was_string = false;
_write_mode = WRITE_MODE_BINARY;
_conn_state = STATE_NEW;
/* clang-format off */
_js_id = EM_ASM_INT({
return Module.IDHandler.add({"conn": null, "ptr": $0, "channel": null});
}, this);
/* clang-format on */
_emrtc_create_pc(_js_id);
}
WebRTCPeerJS::~WebRTCPeerJS() {
close();
/* clang-format off */
EM_ASM({
Module.IDHandler.remove($0);
}, _js_id);
/* clang-format on */
};
#endif

88
modules/webrtc/webrtc_peer_js.h Normal file
View file

@ -0,0 +1,88 @@
/*************************************************************************/
/* webrtc_peer_js.h */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2018 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_PEER_JS_H
#define WEBRTC_PEER_JS_H
#ifdef JAVASCRIPT_ENABLED
#include "webrtc_peer.h"
class WebRTCPeerJS : public WebRTCPeer {
private:
enum {
PACKET_BUFFER_SIZE = 65536 - 5 // 4 bytes for the size, 1 for for type
};
bool _was_string;
WriteMode _write_mode;
int _js_id;
RingBuffer<uint8_t> in_buffer;
int queue_count;
uint8_t packet_buffer[PACKET_BUFFER_SIZE];
ConnectionState _conn_state;
public:
static WebRTCPeer *_create() { return memnew(WebRTCPeerJS); }
static void make_default() { WebRTCPeer::_create = WebRTCPeerJS::_create; }
virtual void set_write_mode(WriteMode mode);
virtual WriteMode get_write_mode() const;
virtual bool was_string_packet() const;
virtual ConnectionState get_connection_state() const;
virtual Error create_offer();
virtual Error set_remote_description(String type, String sdp);
virtual Error set_local_description(String type, String sdp);
virtual Error add_ice_candidate(String sdpMidName, int sdpMlineIndexName, String sdpName);
virtual Error poll();
/** Inherited from PacketPeer: **/
virtual int get_available_packet_count() const;
virtual Error get_packet(const uint8_t **r_buffer, int &r_buffer_size); ///< buffer is GONE after next get_packet
virtual Error put_packet(const uint8_t *p_buffer, int p_buffer_size);
virtual int get_max_packet_size() const;
void close();
void _on_open();
void _on_close();
void _on_error();
void _on_message(uint8_t *p_data, uint32_t p_size, bool p_is_string);
WebRTCPeerJS();
~WebRTCPeerJS();
};
#endif
#endif // WEBRTC_PEER_JS_H

19
modules/websocket/register_types.cpp
View file

@ -60,25 +60,6 @@ void register_websocket_types() {
_SET_HINT(WSS_OUT_PKT, 1024, 16384);
#ifdef JAVASCRIPT_ENABLED
EM_ASM({
var IDHandler = {};
IDHandler["ids"] = {};
IDHandler["has"] = function(id) {
return IDHandler.ids.hasOwnProperty(id);
};
IDHandler["add"] = function(obj) {
var id = crypto.getRandomValues(new Int32Array(32))[0];
IDHandler.ids[id] = obj;
return id;
};
IDHandler["get"] = function(id) {
return IDHandler.ids[id];
};
IDHandler["remove"] = function(id) {
delete IDHandler.ids[id];
};
Module["IDHandler"] = IDHandler;
});
EMWSPeer::make_default();
EMWSClient::make_default();
EMWSServer::make_default();

7
platform/javascript/SCsub
View file

@ -20,6 +20,13 @@ for lib in js_libraries:
env.Append(LINKFLAGS=['--js-library', env.File(lib).path])
env.Depends(build, js_libraries)
js_modules = [
'id_handler.js',
]
for module in js_modules:
env.Append(LINKFLAGS=['--pre-js', env.File(module).path])
env.Depends(build, js_modules)
wrapper_start = env.File('pre.js')
wrapper_end = env.File('engine.js')
js_wrapped = env.Textfile('#bin/godot', [wrapper_start, js, wrapper_end], TEXTFILESUFFIX='${PROGSUFFIX}.wrapped.js')

62
platform/javascript/id_handler.js Normal file
View file

@ -0,0 +1,62 @@
/*************************************************************************/
/* id_handler.js */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2018 Juan Linietsky, Ariel Manzur. */
/* */
/* 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. */
/*************************************************************************/
var IDHandler = function() {
var ids = {};
var size = 0;
this.has = function(id) {
return ids.hasOwnProperty(id);
}
this.add = function(obj) {
size += 1;
var id = crypto.getRandomValues(new Int32Array(32))[0];
ids[id] = obj;
return id;
}
this.get = function(id) {
return ids[id];
}
this.remove = function(id) {
size -= 1;
delete ids[id];
}
this.size = function() {
return size;
}
this.ids = ids;
};
Module.IDHandler = new IDHandler;