Merge pull request #63262 from dsnopek/multiplayer-peer-custom-4.x

[4.x] Allow extending MultiplayerPeerExtension from GDScript
This commit is contained in:
Fabio Alessandrelli 2022-07-24 01:24:22 +02:00 committed by GitHub
commit 75f93167f7
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 46 additions and 0 deletions

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@ -130,6 +130,20 @@ Error MultiplayerPeerExtension::get_packet(const uint8_t **r_buffer, int &r_buff
if (GDVIRTUAL_CALL(_get_packet, r_buffer, &r_buffer_size, err)) {
return (Error)err;
}
if (GDVIRTUAL_IS_OVERRIDDEN(_get_packet_script)) {
if (!GDVIRTUAL_CALL(_get_packet_script, script_buffer)) {
return FAILED;
}
if (script_buffer.size() == 0) {
return Error::ERR_UNAVAILABLE;
}
*r_buffer = script_buffer.ptr();
r_buffer_size = script_buffer.size();
return Error::OK;
}
WARN_PRINT_ONCE("MultiplayerPeerExtension::_get_packet_native is unimplemented!");
return FAILED;
}
@ -139,6 +153,16 @@ Error MultiplayerPeerExtension::put_packet(const uint8_t *p_buffer, int p_buffer
if (GDVIRTUAL_CALL(_put_packet, p_buffer, p_buffer_size, err)) {
return (Error)err;
}
if (GDVIRTUAL_IS_OVERRIDDEN(_put_packet_script)) {
PackedByteArray a;
a.resize(p_buffer_size);
memcpy(a.ptrw(), p_buffer, p_buffer_size);
if (!GDVIRTUAL_CALL(_put_packet_script, a, err)) {
return FAILED;
}
return (Error)err;
}
WARN_PRINT_ONCE("MultiplayerPeerExtension::_put_packet_native is unimplemented!");
return FAILED;
}
@ -254,6 +278,9 @@ void MultiplayerPeerExtension::_bind_methods() {
GDVIRTUAL_BIND(_get_available_packet_count);
GDVIRTUAL_BIND(_get_max_packet_size);
GDVIRTUAL_BIND(_get_packet_script)
GDVIRTUAL_BIND(_put_packet_script, "p_buffer");
GDVIRTUAL_BIND(_set_transfer_channel, "p_channel");
GDVIRTUAL_BIND(_get_transfer_channel);

View file

@ -93,6 +93,8 @@ class MultiplayerPeerExtension : public MultiplayerPeer {
protected:
static void _bind_methods();
PackedByteArray script_buffer;
public:
/* PacketPeer */
virtual int get_available_packet_count() const override;
@ -126,6 +128,10 @@ public:
GDVIRTUAL2R(int, _put_packet, GDNativeConstPtr<const uint8_t>, int);
GDVIRTUAL0RC(int, _get_max_packet_size);
/* PacketPeer GDScript */
GDVIRTUAL0R(PackedByteArray, _get_packet_script);
GDVIRTUAL1R(int, _put_packet_script, PackedByteArray);
/* MultiplayerPeer GDExtension */
GDVIRTUAL1(_set_transfer_channel, int);
GDVIRTUAL0RC(int, _get_transfer_channel);

View file

@ -41,6 +41,12 @@
Called when the ID of the [MultiplayerPeer] who sent the most recent packet is requested (see [method MultiplayerPeer.get_packet_peer]).
</description>
</method>
<method name="_get_packet_script" qualifiers="virtual">
<return type="PackedByteArray" />
<description>
Called when a packet needs to be received by the [MultiplayerAPI], if [method _get_packet] isn't implemented. Use this when extending this class via GDScript.
</description>
</method>
<method name="_get_transfer_channel" qualifiers="virtual const">
<return type="int" />
<description>
@ -85,6 +91,13 @@
Called when a packet needs to be sent by the [MultiplayerAPI], with [code]p_buffer_size[/code] being the size of the binary [code]p_buffer[/code] in bytes.
</description>
</method>
<method name="_put_packet_script" qualifiers="virtual">
<return type="int" />
<argument index="0" name="p_buffer" type="PackedByteArray" />
<description>
Called when a packet needs to be sent by the [MultiplayerAPI], if [method _put_packet] isn't implemented. Use this when extending this class via GDScript.
</description>
</method>
<method name="_set_refuse_new_connections" qualifiers="virtual">
<return type="void" />
<argument index="0" name="p_enable" type="bool" />