diff options
Diffstat (limited to 'core')
25 files changed, 1724 insertions, 1311 deletions
diff --git a/core/SCsub b/core/SCsub index d9167b8f83..14dfa3487f 100644 --- a/core/SCsub +++ b/core/SCsub @@ -183,6 +183,7 @@ SConscript("os/SCsub") SConscript("math/SCsub") SConscript("crypto/SCsub") SConscript("io/SCsub") +SConscript("multiplayer/SCsub") SConscript("debugger/SCsub") SConscript("input/SCsub") SConscript("variant/SCsub") diff --git a/core/core_constants.cpp b/core/core_constants.cpp index 4f3f1fd16e..721e5ae622 100644 --- a/core/core_constants.cpp +++ b/core/core_constants.cpp @@ -31,6 +31,7 @@ #include "core_constants.h" #include "core/input/input_event.h" +#include "core/multiplayer/multiplayer.h" #include "core/object/class_db.h" #include "core/os/keyboard.h" #include "core/variant/variant.h" @@ -593,6 +594,7 @@ void register_global_constants() { BIND_CORE_ENUM_CONSTANT(PROPERTY_USAGE_DEFERRED_SET_RESOURCE); BIND_CORE_ENUM_CONSTANT(PROPERTY_USAGE_EDITOR_INSTANTIATE_OBJECT); BIND_CORE_ENUM_CONSTANT(PROPERTY_USAGE_EDITOR_BASIC_SETTING); + BIND_CORE_ENUM_CONSTANT(PROPERTY_USAGE_ARRAY); BIND_CORE_ENUM_CONSTANT(PROPERTY_USAGE_DEFAULT); BIND_CORE_ENUM_CONSTANT(PROPERTY_USAGE_DEFAULT_INTL); @@ -609,6 +611,15 @@ void register_global_constants() { BIND_CORE_ENUM_CONSTANT(METHOD_FLAG_OBJECT_CORE); BIND_CORE_ENUM_CONSTANT(METHOD_FLAGS_DEFAULT); + // rpc + BIND_CORE_ENUM_CONSTANT_CUSTOM("RPC_MODE_DISABLED", Multiplayer::RPC_MODE_DISABLED); + BIND_CORE_ENUM_CONSTANT_CUSTOM("RPC_MODE_ANY", Multiplayer::RPC_MODE_ANY); + BIND_CORE_ENUM_CONSTANT_CUSTOM("RPC_MODE_AUTH", Multiplayer::RPC_MODE_AUTHORITY); + + BIND_CORE_ENUM_CONSTANT_CUSTOM("TRANSFER_MODE_UNRELIABLE", Multiplayer::TRANSFER_MODE_UNRELIABLE); + BIND_CORE_ENUM_CONSTANT_CUSTOM("TRANSFER_MODE_ORDERED", Multiplayer::TRANSFER_MODE_ORDERED); + BIND_CORE_ENUM_CONSTANT_CUSTOM("TRANSFER_MODE_RELIABLE", Multiplayer::TRANSFER_MODE_RELIABLE); + BIND_CORE_ENUM_CONSTANT_CUSTOM("TYPE_NIL", Variant::NIL); BIND_CORE_ENUM_CONSTANT_CUSTOM("TYPE_BOOL", Variant::BOOL); BIND_CORE_ENUM_CONSTANT_CUSTOM("TYPE_INT", Variant::INT); diff --git a/core/extension/gdnative_interface.cpp b/core/extension/gdnative_interface.cpp index de107b4156..a65bdd16dc 100644 --- a/core/extension/gdnative_interface.cpp +++ b/core/extension/gdnative_interface.cpp @@ -661,6 +661,116 @@ static const char32_t *gdnative_string_operator_index_const(const GDNativeString return &self->ptr()[p_index]; } +/* Packed array functions */ + +static uint8_t *gdnative_packed_byte_array_operator_index(GDNativeTypePtr p_self, GDNativeInt p_index) { + PackedByteArray *self = (PackedByteArray *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return &self->ptrw()[p_index]; +} + +static const uint8_t *gdnative_packed_byte_array_operator_index_const(const GDNativeTypePtr p_self, GDNativeInt p_index) { + const PackedByteArray *self = (const PackedByteArray *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return &self->ptr()[p_index]; +} + +static GDNativeTypePtr gdnative_packed_color_array_operator_index(GDNativeTypePtr p_self, GDNativeInt p_index) { + PackedColorArray *self = (PackedColorArray *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return (GDNativeTypePtr)&self->ptrw()[p_index]; +} + +static GDNativeTypePtr gdnative_packed_color_array_operator_index_const(const GDNativeTypePtr p_self, GDNativeInt p_index) { + const PackedColorArray *self = (const PackedColorArray *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return (GDNativeTypePtr)&self->ptr()[p_index]; +} + +static float *gdnative_packed_float32_array_operator_index(GDNativeTypePtr p_self, GDNativeInt p_index) { + PackedFloat32Array *self = (PackedFloat32Array *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return &self->ptrw()[p_index]; +} + +static const float *gdnative_packed_float32_array_operator_index_const(const GDNativeTypePtr p_self, GDNativeInt p_index) { + const PackedFloat32Array *self = (const PackedFloat32Array *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return &self->ptr()[p_index]; +} + +static double *gdnative_packed_float64_array_operator_index(GDNativeTypePtr p_self, GDNativeInt p_index) { + PackedFloat64Array *self = (PackedFloat64Array *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return &self->ptrw()[p_index]; +} + +static const double *gdnative_packed_float64_array_operator_index_const(const GDNativeTypePtr p_self, GDNativeInt p_index) { + const PackedFloat64Array *self = (const PackedFloat64Array *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return &self->ptr()[p_index]; +} + +static int32_t *gdnative_packed_int32_array_operator_index(GDNativeTypePtr p_self, GDNativeInt p_index) { + PackedInt32Array *self = (PackedInt32Array *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return &self->ptrw()[p_index]; +} + +static const int32_t *gdnative_packed_int32_array_operator_index_const(const GDNativeTypePtr p_self, GDNativeInt p_index) { + const PackedInt32Array *self = (const PackedInt32Array *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return &self->ptr()[p_index]; +} + +static int64_t *gdnative_packed_int64_array_operator_index(GDNativeTypePtr p_self, GDNativeInt p_index) { + PackedInt64Array *self = (PackedInt64Array *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return &self->ptrw()[p_index]; +} + +static const int64_t *gdnative_packed_int64_array_operator_index_const(const GDNativeTypePtr p_self, GDNativeInt p_index) { + const PackedInt64Array *self = (const PackedInt64Array *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return &self->ptr()[p_index]; +} + +static GDNativeStringPtr gdnative_packed_string_array_operator_index(GDNativeTypePtr p_self, GDNativeInt p_index) { + PackedStringArray *self = (PackedStringArray *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return (GDNativeStringPtr)&self->ptrw()[p_index]; +} + +static GDNativeStringPtr gdnative_packed_string_array_operator_index_const(const GDNativeTypePtr p_self, GDNativeInt p_index) { + const PackedStringArray *self = (const PackedStringArray *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return (GDNativeStringPtr)&self->ptr()[p_index]; +} + +static GDNativeTypePtr gdnative_packed_vector2_array_operator_index(GDNativeTypePtr p_self, GDNativeInt p_index) { + PackedVector2Array *self = (PackedVector2Array *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return (GDNativeTypePtr)&self->ptrw()[p_index]; +} + +static GDNativeTypePtr gdnative_packed_vector2_array_operator_index_const(const GDNativeTypePtr p_self, GDNativeInt p_index) { + const PackedVector2Array *self = (const PackedVector2Array *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return (GDNativeTypePtr)&self->ptr()[p_index]; +} + +static GDNativeTypePtr gdnative_packed_vector3_array_operator_index(GDNativeTypePtr p_self, GDNativeInt p_index) { + PackedVector3Array *self = (PackedVector3Array *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return (GDNativeTypePtr)&self->ptrw()[p_index]; +} + +static GDNativeTypePtr gdnative_packed_vector3_array_operator_index_const(const GDNativeTypePtr p_self, GDNativeInt p_index) { + const PackedVector3Array *self = (const PackedVector3Array *)p_self; + ERR_FAIL_INDEX_V(p_index, self->size(), nullptr); + return (GDNativeTypePtr)&self->ptr()[p_index]; +} + /* OBJECT API */ static void gdnative_object_method_bind_call(const GDNativeMethodBindPtr p_method_bind, GDNativeObjectPtr p_instance, const GDNativeVariantPtr *p_args, GDNativeInt p_arg_count, GDNativeVariantPtr r_return, GDNativeCallError *r_error) { @@ -843,6 +953,32 @@ void gdnative_setup_interface(GDNativeInterface *p_interface) { gdni.string_operator_index = gdnative_string_operator_index; gdni.string_operator_index_const = gdnative_string_operator_index_const; + /* Packed array functions */ + + gdni.packed_byte_array_operator_index = gdnative_packed_byte_array_operator_index; + gdni.packed_byte_array_operator_index_const = gdnative_packed_byte_array_operator_index_const; + + gdni.packed_color_array_operator_index = gdnative_packed_color_array_operator_index; + gdni.packed_color_array_operator_index_const = gdnative_packed_color_array_operator_index_const; + + gdni.packed_float32_array_operator_index = gdnative_packed_float32_array_operator_index; + gdni.packed_float32_array_operator_index_const = gdnative_packed_float32_array_operator_index_const; + gdni.packed_float64_array_operator_index = gdnative_packed_float64_array_operator_index; + gdni.packed_float64_array_operator_index_const = gdnative_packed_float64_array_operator_index_const; + + gdni.packed_int32_array_operator_index = gdnative_packed_int32_array_operator_index; + gdni.packed_int32_array_operator_index_const = gdnative_packed_int32_array_operator_index_const; + gdni.packed_int64_array_operator_index = gdnative_packed_int64_array_operator_index; + gdni.packed_int64_array_operator_index_const = gdnative_packed_int64_array_operator_index_const; + + gdni.packed_string_array_operator_index = gdnative_packed_string_array_operator_index; + gdni.packed_string_array_operator_index_const = gdnative_packed_string_array_operator_index_const; + + gdni.packed_vector2_array_operator_index = gdnative_packed_vector2_array_operator_index; + gdni.packed_vector2_array_operator_index_const = gdnative_packed_vector2_array_operator_index_const; + gdni.packed_vector3_array_operator_index = gdnative_packed_vector3_array_operator_index; + gdni.packed_vector3_array_operator_index_const = gdnative_packed_vector3_array_operator_index_const; + /* OBJECT */ gdni.object_method_bind_call = gdnative_object_method_bind_call; diff --git a/core/extension/gdnative_interface.h b/core/extension/gdnative_interface.h index 3a5b04429c..63f4b0917c 100644 --- a/core/extension/gdnative_interface.h +++ b/core/extension/gdnative_interface.h @@ -387,6 +387,32 @@ typedef struct { char32_t *(*string_operator_index)(GDNativeStringPtr p_self, GDNativeInt p_index); const char32_t *(*string_operator_index_const)(const GDNativeStringPtr p_self, GDNativeInt p_index); + /* Packed array functions */ + + uint8_t *(*packed_byte_array_operator_index)(GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedByteArray + const uint8_t *(*packed_byte_array_operator_index_const)(const GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedByteArray + + GDNativeTypePtr (*packed_color_array_operator_index)(GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedColorArray, returns Color ptr + GDNativeTypePtr (*packed_color_array_operator_index_const)(const GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedColorArray, returns Color ptr + + float *(*packed_float32_array_operator_index)(GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedFloat32Array + const float *(*packed_float32_array_operator_index_const)(const GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedFloat32Array + double *(*packed_float64_array_operator_index)(GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedFloat64Array + const double *(*packed_float64_array_operator_index_const)(const GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedFloat64Array + + int32_t *(*packed_int32_array_operator_index)(GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedInt32Array + const int32_t *(*packed_int32_array_operator_index_const)(const GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedInt32Array + int64_t *(*packed_int64_array_operator_index)(GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedInt32Array + const int64_t *(*packed_int64_array_operator_index_const)(const GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedInt32Array + + GDNativeStringPtr (*packed_string_array_operator_index)(GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedStringArray + GDNativeStringPtr (*packed_string_array_operator_index_const)(const GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedStringArray + + GDNativeTypePtr (*packed_vector2_array_operator_index)(GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedVector2Array, returns Vector2 ptr + GDNativeTypePtr (*packed_vector2_array_operator_index_const)(const GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedVector2Array, returns Vector2 ptr + GDNativeTypePtr (*packed_vector3_array_operator_index)(GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedVector3Array, returns Vector3 ptr + GDNativeTypePtr (*packed_vector3_array_operator_index_const)(const GDNativeTypePtr p_self, GDNativeInt p_index); // p_self should be a PackedVector3Array, returns Vector3 ptr + /* OBJECT */ void (*object_method_bind_call)(const GDNativeMethodBindPtr p_method_bind, GDNativeObjectPtr p_instance, const GDNativeVariantPtr *p_args, GDNativeInt p_arg_count, GDNativeVariantPtr r_ret, GDNativeCallError *r_error); diff --git a/core/input/input_map.cpp b/core/input/input_map.cpp index c7ca65f61a..fe4ee99204 100644 --- a/core/input/input_map.cpp +++ b/core/input/input_map.cpp @@ -317,36 +317,36 @@ static const _BuiltinActionDisplayName _builtin_action_display_names[] = { { "ui_text_dedent", TTRC("Dedent") }, { "ui_text_backspace", TTRC("Backspace") }, { "ui_text_backspace_word", TTRC("Backspace Word") }, - { "ui_text_backspace_word.OSX", TTRC("Backspace Word") }, + { "ui_text_backspace_word.osx", TTRC("Backspace Word") }, { "ui_text_backspace_all_to_left", TTRC("Backspace all to Left") }, - { "ui_text_backspace_all_to_left.OSX", TTRC("Backspace all to Left") }, + { "ui_text_backspace_all_to_left.osx", TTRC("Backspace all to Left") }, { "ui_text_delete", TTRC("Delete") }, { "ui_text_delete_word", TTRC("Delete Word") }, - { "ui_text_delete_word.OSX", TTRC("Delete Word") }, + { "ui_text_delete_word.osx", TTRC("Delete Word") }, { "ui_text_delete_all_to_right", TTRC("Delete all to Right") }, - { "ui_text_delete_all_to_right.OSX", TTRC("Delete all to Right") }, + { "ui_text_delete_all_to_right.osx", TTRC("Delete all to Right") }, { "ui_text_caret_left", TTRC("Caret Left") }, { "ui_text_caret_word_left", TTRC("Caret Word Left") }, - { "ui_text_caret_word_left.OSX", TTRC("Caret Word Left") }, + { "ui_text_caret_word_left.osx", TTRC("Caret Word Left") }, { "ui_text_caret_right", TTRC("Caret Right") }, { "ui_text_caret_word_right", TTRC("Caret Word Right") }, - { "ui_text_caret_word_right.OSX", TTRC("Caret Word Right") }, + { "ui_text_caret_word_right.osx", TTRC("Caret Word Right") }, { "ui_text_caret_up", TTRC("Caret Up") }, { "ui_text_caret_down", TTRC("Caret Down") }, { "ui_text_caret_line_start", TTRC("Caret Line Start") }, - { "ui_text_caret_line_start.OSX", TTRC("Caret Line Start") }, + { "ui_text_caret_line_start.osx", TTRC("Caret Line Start") }, { "ui_text_caret_line_end", TTRC("Caret Line End") }, - { "ui_text_caret_line_end.OSX", TTRC("Caret Line End") }, + { "ui_text_caret_line_end.osx", TTRC("Caret Line End") }, { "ui_text_caret_page_up", TTRC("Caret Page Up") }, { "ui_text_caret_page_down", TTRC("Caret Page Down") }, { "ui_text_caret_document_start", TTRC("Caret Document Start") }, - { "ui_text_caret_document_start.OSX", TTRC("Caret Document Start") }, + { "ui_text_caret_document_start.osx", TTRC("Caret Document Start") }, { "ui_text_caret_document_end", TTRC("Caret Document End") }, - { "ui_text_caret_document_end.OSX", TTRC("Caret Document End") }, + { "ui_text_caret_document_end.osx", TTRC("Caret Document End") }, { "ui_text_scroll_up", TTRC("Scroll Up") }, - { "ui_text_scroll_up.OSX", TTRC("Scroll Up") }, + { "ui_text_scroll_up.osx", TTRC("Scroll Up") }, { "ui_text_scroll_down", TTRC("Scroll Down") }, - { "ui_text_scroll_down.OSX", TTRC("Scroll Down") }, + { "ui_text_scroll_down.osx", TTRC("Scroll Down") }, { "ui_text_select_all", TTRC("Select All") }, { "ui_text_select_word_under_caret", TTRC("Select Word Under Caret") }, { "ui_text_toggle_insert_mode", TTRC("Toggle Insert Mode") }, @@ -516,14 +516,14 @@ const OrderedHashMap<String, List<Ref<InputEvent>>> &InputMap::get_builtins() { inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_BACKSPACE | KEY_MASK_ALT)); - default_builtin_cache.insert("ui_text_backspace_word.OSX", inputs); + default_builtin_cache.insert("ui_text_backspace_word.osx", inputs); inputs = List<Ref<InputEvent>>(); default_builtin_cache.insert("ui_text_backspace_all_to_left", inputs); inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_BACKSPACE | KEY_MASK_CMD)); - default_builtin_cache.insert("ui_text_backspace_all_to_left.OSX", inputs); + default_builtin_cache.insert("ui_text_backspace_all_to_left.osx", inputs); inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_DELETE)); @@ -535,14 +535,14 @@ const OrderedHashMap<String, List<Ref<InputEvent>>> &InputMap::get_builtins() { inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_DELETE | KEY_MASK_ALT)); - default_builtin_cache.insert("ui_text_delete_word.OSX", inputs); + default_builtin_cache.insert("ui_text_delete_word.osx", inputs); inputs = List<Ref<InputEvent>>(); default_builtin_cache.insert("ui_text_delete_all_to_right", inputs); inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_DELETE | KEY_MASK_CMD)); - default_builtin_cache.insert("ui_text_delete_all_to_right.OSX", inputs); + default_builtin_cache.insert("ui_text_delete_all_to_right.osx", inputs); // Text Caret Movement Left/Right @@ -556,7 +556,7 @@ const OrderedHashMap<String, List<Ref<InputEvent>>> &InputMap::get_builtins() { inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_LEFT | KEY_MASK_ALT)); - default_builtin_cache.insert("ui_text_caret_word_left.OSX", inputs); + default_builtin_cache.insert("ui_text_caret_word_left.osx", inputs); inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_RIGHT)); @@ -568,7 +568,7 @@ const OrderedHashMap<String, List<Ref<InputEvent>>> &InputMap::get_builtins() { inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_RIGHT | KEY_MASK_ALT)); - default_builtin_cache.insert("ui_text_caret_word_right.OSX", inputs); + default_builtin_cache.insert("ui_text_caret_word_right.osx", inputs); // Text Caret Movement Up/Down @@ -589,7 +589,7 @@ const OrderedHashMap<String, List<Ref<InputEvent>>> &InputMap::get_builtins() { inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_A | KEY_MASK_CTRL)); inputs.push_back(InputEventKey::create_reference(KEY_LEFT | KEY_MASK_CMD)); - default_builtin_cache.insert("ui_text_caret_line_start.OSX", inputs); + default_builtin_cache.insert("ui_text_caret_line_start.osx", inputs); inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_END)); @@ -598,7 +598,7 @@ const OrderedHashMap<String, List<Ref<InputEvent>>> &InputMap::get_builtins() { inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_E | KEY_MASK_CTRL)); inputs.push_back(InputEventKey::create_reference(KEY_RIGHT | KEY_MASK_CMD)); - default_builtin_cache.insert("ui_text_caret_line_end.OSX", inputs); + default_builtin_cache.insert("ui_text_caret_line_end.osx", inputs); // Text Caret Movement Page Up/Down @@ -618,7 +618,7 @@ const OrderedHashMap<String, List<Ref<InputEvent>>> &InputMap::get_builtins() { inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_UP | KEY_MASK_CMD)); - default_builtin_cache.insert("ui_text_caret_document_start.OSX", inputs); + default_builtin_cache.insert("ui_text_caret_document_start.osx", inputs); inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_END | KEY_MASK_CMD)); @@ -626,7 +626,7 @@ const OrderedHashMap<String, List<Ref<InputEvent>>> &InputMap::get_builtins() { inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_DOWN | KEY_MASK_CMD)); - default_builtin_cache.insert("ui_text_caret_document_end.OSX", inputs); + default_builtin_cache.insert("ui_text_caret_document_end.osx", inputs); // Text Scrolling @@ -636,7 +636,7 @@ const OrderedHashMap<String, List<Ref<InputEvent>>> &InputMap::get_builtins() { inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_UP | KEY_MASK_CMD | KEY_MASK_ALT)); - default_builtin_cache.insert("ui_text_scroll_up.OSX", inputs); + default_builtin_cache.insert("ui_text_scroll_up.osx", inputs); inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_DOWN | KEY_MASK_CMD)); @@ -644,7 +644,7 @@ const OrderedHashMap<String, List<Ref<InputEvent>>> &InputMap::get_builtins() { inputs = List<Ref<InputEvent>>(); inputs.push_back(InputEventKey::create_reference(KEY_DOWN | KEY_MASK_CMD | KEY_MASK_ALT)); - default_builtin_cache.insert("ui_text_scroll_down.OSX", inputs); + default_builtin_cache.insert("ui_text_scroll_down.osx", inputs); // Text Misc @@ -702,11 +702,11 @@ const OrderedHashMap<String, List<Ref<InputEvent>>> &InputMap::get_builtins() { void InputMap::load_default() { OrderedHashMap<String, List<Ref<InputEvent>>> builtins = get_builtins(); - // List of Builtins which have an override for OSX. + // List of Builtins which have an override for macOS. Vector<String> osx_builtins; for (OrderedHashMap<String, List<Ref<InputEvent>>>::Element E = builtins.front(); E; E = E.next()) { - if (String(E.key()).ends_with(".OSX")) { - // Strip .OSX from name: some_input_name.OSX -> some_input_name + if (String(E.key()).ends_with(".osx")) { + // Strip .osx from name: some_input_name.osx -> some_input_name osx_builtins.push_back(String(E.key()).split(".")[0]); } } @@ -717,13 +717,13 @@ void InputMap::load_default() { String override_for = fullname.split(".").size() > 1 ? fullname.split(".")[1] : ""; #ifdef APPLE_STYLE_KEYS - if (osx_builtins.has(name) && override_for != "OSX") { - // Name has osx builtin but this particular one is for non-osx systems - so skip. + if (osx_builtins.has(name) && override_for != "osx") { + // Name has `osx` builtin but this particular one is for non-macOS systems - so skip. continue; } #else - if (override_for == "OSX") { - // Override for OSX - not needed on non-osx platforms. + if (override_for == "osx") { + // Override for macOS - not needed on non-macOS platforms. continue; } #endif diff --git a/core/io/multiplayer_api.cpp b/core/io/multiplayer_api.cpp deleted file mode 100644 index c145225751..0000000000 --- a/core/io/multiplayer_api.cpp +++ /dev/null @@ -1,1150 +0,0 @@ -/*************************************************************************/ -/* multiplayer_api.cpp */ -/*************************************************************************/ -/* 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. */ -/*************************************************************************/ - -#include "multiplayer_api.h" - -#include "core/debugger/engine_debugger.h" -#include "core/io/marshalls.h" -#include "core/io/multiplayer_replicator.h" -#include "scene/main/node.h" - -#include <stdint.h> - -#ifdef DEBUG_ENABLED -#include "core/os/os.h" -#endif - -String _get_rpc_md5(const Node *p_node) { - String rpc_list; - const Vector<MultiplayerAPI::RPCConfig> node_config = p_node->get_node_rpc_methods(); - for (int i = 0; i < node_config.size(); i++) { - rpc_list += String(node_config[i].name); - } - if (p_node->get_script_instance()) { - const Vector<MultiplayerAPI::RPCConfig> script_config = p_node->get_script_instance()->get_rpc_methods(); - for (int i = 0; i < script_config.size(); i++) { - rpc_list += String(script_config[i].name); - } - } - return rpc_list.md5_text(); -} - -const MultiplayerAPI::RPCConfig _get_rpc_config(const Node *p_node, const StringName &p_method, uint16_t &r_id) { - const Vector<MultiplayerAPI::RPCConfig> node_config = p_node->get_node_rpc_methods(); - for (int i = 0; i < node_config.size(); i++) { - if (node_config[i].name == p_method) { - r_id = ((uint16_t)i) | (1 << 15); - return node_config[i]; - } - } - if (p_node->get_script_instance()) { - const Vector<MultiplayerAPI::RPCConfig> script_config = p_node->get_script_instance()->get_rpc_methods(); - for (int i = 0; i < script_config.size(); i++) { - if (script_config[i].name == p_method) { - r_id = (uint16_t)i; - return script_config[i]; - } - } - } - return MultiplayerAPI::RPCConfig(); -} - -const MultiplayerAPI::RPCConfig _get_rpc_config_by_id(Node *p_node, uint16_t p_id) { - Vector<MultiplayerAPI::RPCConfig> config; - uint16_t id = p_id; - if (id & (1 << 15)) { - id = id & ~(1 << 15); - config = p_node->get_node_rpc_methods(); - } else if (p_node->get_script_instance()) { - config = p_node->get_script_instance()->get_rpc_methods(); - } - if (id < config.size()) { - return config[id]; - } - return MultiplayerAPI::RPCConfig(); -} - -_FORCE_INLINE_ bool _can_call_mode(Node *p_node, MultiplayerAPI::RPCMode mode, int p_remote_id) { - switch (mode) { - case MultiplayerAPI::RPC_MODE_DISABLED: { - return false; - } break; - case MultiplayerAPI::RPC_MODE_ANY: { - return true; - } break; - case MultiplayerAPI::RPC_MODE_AUTHORITY: { - return !p_node->is_network_authority() && p_remote_id == p_node->get_network_authority(); - } break; - } - - return false; -} - -void MultiplayerAPI::poll() { - if (!network_peer.is_valid() || network_peer->get_connection_status() == MultiplayerPeer::CONNECTION_DISCONNECTED) { - return; - } - - network_peer->poll(); - - if (!network_peer.is_valid()) { // It's possible that polling might have resulted in a disconnection, so check here. - return; - } - - while (network_peer->get_available_packet_count()) { - int sender = network_peer->get_packet_peer(); - const uint8_t *packet; - int len; - - Error err = network_peer->get_packet(&packet, len); - if (err != OK) { - ERR_PRINT("Error getting packet!"); - break; // Something is wrong! - } - - rpc_sender_id = sender; - _process_packet(sender, packet, len); - rpc_sender_id = 0; - - if (!network_peer.is_valid()) { - break; // It's also possible that a packet or RPC caused a disconnection, so also check here. - } - } - if (network_peer.is_valid() && network_peer->get_connection_status() == MultiplayerPeer::CONNECTION_CONNECTED) { - replicator->poll(); - } -} - -void MultiplayerAPI::clear() { - replicator->clear(); - connected_peers.clear(); - path_get_cache.clear(); - path_send_cache.clear(); - packet_cache.clear(); - last_send_cache_id = 1; -} - -void MultiplayerAPI::set_root_node(Node *p_node) { - root_node = p_node; -} - -Node *MultiplayerAPI::get_root_node() { - return root_node; -} - -void MultiplayerAPI::set_network_peer(const Ref<MultiplayerPeer> &p_peer) { - if (p_peer == network_peer) { - return; // Nothing to do - } - - ERR_FAIL_COND_MSG(p_peer.is_valid() && p_peer->get_connection_status() == MultiplayerPeer::CONNECTION_DISCONNECTED, - "Supplied MultiplayerPeer must be connecting or connected."); - - if (network_peer.is_valid()) { - network_peer->disconnect("peer_connected", callable_mp(this, &MultiplayerAPI::_add_peer)); - network_peer->disconnect("peer_disconnected", callable_mp(this, &MultiplayerAPI::_del_peer)); - network_peer->disconnect("connection_succeeded", callable_mp(this, &MultiplayerAPI::_connected_to_server)); - network_peer->disconnect("connection_failed", callable_mp(this, &MultiplayerAPI::_connection_failed)); - network_peer->disconnect("server_disconnected", callable_mp(this, &MultiplayerAPI::_server_disconnected)); - clear(); - } - - network_peer = p_peer; - - if (network_peer.is_valid()) { - network_peer->connect("peer_connected", callable_mp(this, &MultiplayerAPI::_add_peer)); - network_peer->connect("peer_disconnected", callable_mp(this, &MultiplayerAPI::_del_peer)); - network_peer->connect("connection_succeeded", callable_mp(this, &MultiplayerAPI::_connected_to_server)); - network_peer->connect("connection_failed", callable_mp(this, &MultiplayerAPI::_connection_failed)); - network_peer->connect("server_disconnected", callable_mp(this, &MultiplayerAPI::_server_disconnected)); - } -} - -Ref<MultiplayerPeer> MultiplayerAPI::get_network_peer() const { - return network_peer; -} - -#ifdef DEBUG_ENABLED -void _profile_node_data(const String &p_what, ObjectID p_id) { - if (EngineDebugger::is_profiling("multiplayer")) { - Array values; - values.push_back("node"); - values.push_back(p_id); - values.push_back(p_what); - EngineDebugger::profiler_add_frame_data("multiplayer", values); - } -} - -void _profile_bandwidth_data(const String &p_inout, int p_size) { - if (EngineDebugger::is_profiling("multiplayer")) { - Array values; - values.push_back("bandwidth"); - values.push_back(p_inout); - values.push_back(OS::get_singleton()->get_ticks_msec()); - values.push_back(p_size); - EngineDebugger::profiler_add_frame_data("multiplayer", values); - } -} -#endif - -// Returns the packet size stripping the node path added when the node is not yet cached. -int get_packet_len(uint32_t p_node_target, int p_packet_len) { - if (p_node_target & 0x80000000) { - int ofs = p_node_target & 0x7FFFFFFF; - return p_packet_len - (p_packet_len - ofs); - } else { - return p_packet_len; - } -} - -void MultiplayerAPI::_process_packet(int p_from, const uint8_t *p_packet, int p_packet_len) { - ERR_FAIL_COND_MSG(root_node == nullptr, "Multiplayer root node was not initialized. If you are using custom multiplayer, remember to set the root node via MultiplayerAPI.set_root_node before using it."); - ERR_FAIL_COND_MSG(p_packet_len < 1, "Invalid packet received. Size too small."); - -#ifdef DEBUG_ENABLED - _profile_bandwidth_data("in", p_packet_len); -#endif - - // Extract the `packet_type` from the LSB three bits: - uint8_t packet_type = p_packet[0] & 7; - - switch (packet_type) { - case NETWORK_COMMAND_SIMPLIFY_PATH: { - _process_simplify_path(p_from, p_packet, p_packet_len); - } break; - - case NETWORK_COMMAND_CONFIRM_PATH: { - _process_confirm_path(p_from, p_packet, p_packet_len); - } break; - - case NETWORK_COMMAND_REMOTE_CALL: { - // Extract packet meta - int packet_min_size = 1; - int name_id_offset = 1; - ERR_FAIL_COND_MSG(p_packet_len < packet_min_size, "Invalid packet received. Size too small."); - // Compute the meta size, which depends on the compression level. - int node_id_compression = (p_packet[0] & 24) >> NODE_ID_COMPRESSION_SHIFT; - int name_id_compression = (p_packet[0] & 32) >> NAME_ID_COMPRESSION_SHIFT; - - switch (node_id_compression) { - case NETWORK_NODE_ID_COMPRESSION_8: - packet_min_size += 1; - name_id_offset += 1; - break; - case NETWORK_NODE_ID_COMPRESSION_16: - packet_min_size += 2; - name_id_offset += 2; - break; - case NETWORK_NODE_ID_COMPRESSION_32: - packet_min_size += 4; - name_id_offset += 4; - break; - default: - ERR_FAIL_MSG("Was not possible to extract the node id compression mode."); - } - switch (name_id_compression) { - case NETWORK_NAME_ID_COMPRESSION_8: - packet_min_size += 1; - break; - case NETWORK_NAME_ID_COMPRESSION_16: - packet_min_size += 2; - break; - default: - ERR_FAIL_MSG("Was not possible to extract the name id compression mode."); - } - ERR_FAIL_COND_MSG(p_packet_len < packet_min_size, "Invalid packet received. Size too small."); - - uint32_t node_target = 0; - switch (node_id_compression) { - case NETWORK_NODE_ID_COMPRESSION_8: - node_target = p_packet[1]; - break; - case NETWORK_NODE_ID_COMPRESSION_16: - node_target = decode_uint16(p_packet + 1); - break; - case NETWORK_NODE_ID_COMPRESSION_32: - node_target = decode_uint32(p_packet + 1); - break; - default: - // Unreachable, checked before. - CRASH_NOW(); - } - - Node *node = _process_get_node(p_from, p_packet, node_target, p_packet_len); - ERR_FAIL_COND_MSG(node == nullptr, "Invalid packet received. Requested node was not found."); - - uint16_t name_id = 0; - switch (name_id_compression) { - case NETWORK_NAME_ID_COMPRESSION_8: - name_id = p_packet[name_id_offset]; - break; - case NETWORK_NAME_ID_COMPRESSION_16: - name_id = decode_uint16(p_packet + name_id_offset); - break; - default: - // Unreachable, checked before. - CRASH_NOW(); - } - - const int packet_len = get_packet_len(node_target, p_packet_len); - _process_rpc(node, name_id, p_from, p_packet, packet_len, packet_min_size); - } break; - - case NETWORK_COMMAND_RAW: { - _process_raw(p_from, p_packet, p_packet_len); - } break; - case NETWORK_COMMAND_SPAWN: { - replicator->process_spawn_despawn(p_from, p_packet, p_packet_len, true); - } break; - case NETWORK_COMMAND_DESPAWN: { - replicator->process_spawn_despawn(p_from, p_packet, p_packet_len, false); - } break; - case NETWORK_COMMAND_SYNC: { - replicator->process_sync(p_from, p_packet, p_packet_len); - } break; - } -} - -Node *MultiplayerAPI::_process_get_node(int p_from, const uint8_t *p_packet, uint32_t p_node_target, int p_packet_len) { - Node *node = nullptr; - - if (p_node_target & 0x80000000) { - // Use full path (not cached yet). - int ofs = p_node_target & 0x7FFFFFFF; - - ERR_FAIL_COND_V_MSG(ofs >= p_packet_len, nullptr, "Invalid packet received. Size smaller than declared."); - - String paths; - paths.parse_utf8((const char *)&p_packet[ofs], p_packet_len - ofs); - - NodePath np = paths; - - node = root_node->get_node(np); - - if (!node) { - ERR_PRINT("Failed to get path from RPC: " + String(np) + "."); - } - return node; - } else { - // Use cached path. - return get_cached_node(p_from, p_node_target); - } -} - -void MultiplayerAPI::_process_rpc(Node *p_node, const uint16_t p_rpc_method_id, int p_from, const uint8_t *p_packet, int p_packet_len, int p_offset) { - ERR_FAIL_COND_MSG(p_offset > p_packet_len, "Invalid packet received. Size too small."); - - // Check that remote can call the RPC on this node. - const RPCConfig config = _get_rpc_config_by_id(p_node, p_rpc_method_id); - ERR_FAIL_COND(config.name == StringName()); - - bool can_call = _can_call_mode(p_node, config.rpc_mode, p_from); - ERR_FAIL_COND_MSG(!can_call, "RPC '" + String(config.name) + "' is not allowed on node " + p_node->get_path() + " from: " + itos(p_from) + ". Mode is " + itos((int)config.rpc_mode) + ", authority is " + itos(p_node->get_network_authority()) + "."); - - int argc = 0; - bool byte_only = false; - - const bool byte_only_or_no_args = ((p_packet[0] & 64) >> BYTE_ONLY_OR_NO_ARGS_SHIFT) == 1; - if (byte_only_or_no_args) { - if (p_offset < p_packet_len) { - // This packet contains only bytes. - argc = 1; - byte_only = true; - } else { - // This rpc calls a method without parameters. - } - } else { - // Normal variant, takes the argument count from the packet. - ERR_FAIL_COND_MSG(p_offset >= p_packet_len, "Invalid packet received. Size too small."); - argc = p_packet[p_offset]; - p_offset += 1; - } - - Vector<Variant> args; - Vector<const Variant *> argp; - args.resize(argc); - argp.resize(argc); - -#ifdef DEBUG_ENABLED - _profile_node_data("in_rpc", p_node->get_instance_id()); -#endif - - if (byte_only) { - Vector<uint8_t> pure_data; - const int len = p_packet_len - p_offset; - pure_data.resize(len); - memcpy(pure_data.ptrw(), &p_packet[p_offset], len); - args.write[0] = pure_data; - argp.write[0] = &args[0]; - p_offset += len; - } else { - for (int i = 0; i < argc; i++) { - ERR_FAIL_COND_MSG(p_offset >= p_packet_len, "Invalid packet received. Size too small."); - - int vlen; - Error err = decode_and_decompress_variant(args.write[i], &p_packet[p_offset], p_packet_len - p_offset, &vlen); - ERR_FAIL_COND_MSG(err != OK, "Invalid packet received. Unable to decode RPC argument."); - - argp.write[i] = &args[i]; - p_offset += vlen; - } - } - - Callable::CallError ce; - - p_node->call(config.name, (const Variant **)argp.ptr(), argc, ce); - if (ce.error != Callable::CallError::CALL_OK) { - String error = Variant::get_call_error_text(p_node, config.name, (const Variant **)argp.ptr(), argc, ce); - error = "RPC - " + error; - ERR_PRINT(error); - } -} - -void MultiplayerAPI::_process_simplify_path(int p_from, const uint8_t *p_packet, int p_packet_len) { - ERR_FAIL_COND_MSG(p_packet_len < 38, "Invalid packet received. Size too small."); - int ofs = 1; - - String methods_md5; - methods_md5.parse_utf8((const char *)(p_packet + ofs), 32); - ofs += 33; - - int id = decode_uint32(&p_packet[ofs]); - ofs += 4; - - String paths; - paths.parse_utf8((const char *)(p_packet + ofs), p_packet_len - ofs); - - NodePath path = paths; - - if (!path_get_cache.has(p_from)) { - path_get_cache[p_from] = PathGetCache(); - } - - Node *node = root_node->get_node(path); - ERR_FAIL_COND(node == nullptr); - const bool valid_rpc_checksum = _get_rpc_md5(node) == methods_md5; - if (valid_rpc_checksum == false) { - ERR_PRINT("The rpc node checksum failed. Make sure to have the same methods on both nodes. Node path: " + path); - } - - PathGetCache::NodeInfo ni; - ni.path = path; - - path_get_cache[p_from].nodes[id] = ni; - - // Encode path to send ack. - CharString pname = String(path).utf8(); - int len = encode_cstring(pname.get_data(), nullptr); - - Vector<uint8_t> packet; - - packet.resize(1 + 1 + len); - packet.write[0] = NETWORK_COMMAND_CONFIRM_PATH; - packet.write[1] = valid_rpc_checksum; - encode_cstring(pname.get_data(), &packet.write[2]); - - network_peer->set_transfer_channel(0); - network_peer->set_transfer_mode(MultiplayerPeer::TRANSFER_MODE_RELIABLE); - network_peer->set_target_peer(p_from); - network_peer->put_packet(packet.ptr(), packet.size()); -} - -void MultiplayerAPI::_process_confirm_path(int p_from, const uint8_t *p_packet, int p_packet_len) { - ERR_FAIL_COND_MSG(p_packet_len < 3, "Invalid packet received. Size too small."); - - const bool valid_rpc_checksum = p_packet[1]; - - String paths; - paths.parse_utf8((const char *)&p_packet[2], p_packet_len - 2); - - NodePath path = paths; - - if (valid_rpc_checksum == false) { - ERR_PRINT("The rpc node checksum failed. Make sure to have the same methods on both nodes. Node path: " + path); - } - - PathSentCache *psc = path_send_cache.getptr(path); - ERR_FAIL_COND_MSG(!psc, "Invalid packet received. Tries to confirm a path which was not found in cache."); - - Map<int, bool>::Element *E = psc->confirmed_peers.find(p_from); - ERR_FAIL_COND_MSG(!E, "Invalid packet received. Source peer was not found in cache for the given path."); - E->get() = true; -} - -bool MultiplayerAPI::_send_confirm_path(Node *p_node, NodePath p_path, PathSentCache *psc, int p_target) { - bool has_all_peers = true; - List<int> peers_to_add; // If one is missing, take note to add it. - - for (Set<int>::Element *E = connected_peers.front(); E; E = E->next()) { - if (p_target < 0 && E->get() == -p_target) { - continue; // Continue, excluded. - } - - if (p_target > 0 && E->get() != p_target) { - continue; // Continue, not for this peer. - } - - Map<int, bool>::Element *F = psc->confirmed_peers.find(E->get()); - - if (!F || !F->get()) { - // Path was not cached, or was cached but is unconfirmed. - if (!F) { - // Not cached at all, take note. - peers_to_add.push_back(E->get()); - } - - has_all_peers = false; - } - } - - if (peers_to_add.size() > 0) { - // Those that need to be added, send a message for this. - - // Encode function name. - const CharString path = String(p_path).utf8(); - const int path_len = encode_cstring(path.get_data(), nullptr); - - // Extract MD5 from rpc methods list. - const String methods_md5 = _get_rpc_md5(p_node); - const int methods_md5_len = 33; // 32 + 1 for the `0` that is added by the encoder. - - Vector<uint8_t> packet; - packet.resize(1 + 4 + path_len + methods_md5_len); - int ofs = 0; - - packet.write[ofs] = NETWORK_COMMAND_SIMPLIFY_PATH; - ofs += 1; - - ofs += encode_cstring(methods_md5.utf8().get_data(), &packet.write[ofs]); - - ofs += encode_uint32(psc->id, &packet.write[ofs]); - - ofs += encode_cstring(path.get_data(), &packet.write[ofs]); - - for (int &E : peers_to_add) { - network_peer->set_target_peer(E); // To all of you. - network_peer->set_transfer_channel(0); - network_peer->set_transfer_mode(MultiplayerPeer::TRANSFER_MODE_RELIABLE); - network_peer->put_packet(packet.ptr(), packet.size()); - - psc->confirmed_peers.insert(E, false); // Insert into confirmed, but as false since it was not confirmed. - } - } - - return has_all_peers; -} - -// The variant is compressed and encoded; The first byte contains all the meta -// information and the format is: -// - The first LSB 5 bits are used for the variant type. -// - The next two bits are used to store the encoding mode. -// - The most significant is used to store the boolean value. -#define VARIANT_META_TYPE_MASK 0x1F -#define VARIANT_META_EMODE_MASK 0x60 -#define VARIANT_META_BOOL_MASK 0x80 -#define ENCODE_8 0 << 5 -#define ENCODE_16 1 << 5 -#define ENCODE_32 2 << 5 -#define ENCODE_64 3 << 5 -Error MultiplayerAPI::encode_and_compress_variant(const Variant &p_variant, uint8_t *r_buffer, int &r_len) { - // Unreachable because `VARIANT_MAX` == 27 and `ENCODE_VARIANT_MASK` == 31 - CRASH_COND(p_variant.get_type() > VARIANT_META_TYPE_MASK); - - uint8_t *buf = r_buffer; - r_len = 0; - uint8_t encode_mode = 0; - - switch (p_variant.get_type()) { - case Variant::BOOL: { - if (buf) { - // We still have 1 free bit in the meta, so let's use it. - buf[0] = (p_variant.operator bool()) ? (1 << 7) : 0; - buf[0] |= encode_mode | p_variant.get_type(); - } - r_len += 1; - } break; - case Variant::INT: { - if (buf) { - // Reserve the first byte for the meta. - buf += 1; - } - r_len += 1; - int64_t val = p_variant; - if (val <= (int64_t)INT8_MAX && val >= (int64_t)INT8_MIN) { - // Use 8 bit - encode_mode = ENCODE_8; - if (buf) { - buf[0] = val; - } - r_len += 1; - } else if (val <= (int64_t)INT16_MAX && val >= (int64_t)INT16_MIN) { - // Use 16 bit - encode_mode = ENCODE_16; - if (buf) { - encode_uint16(val, buf); - } - r_len += 2; - } else if (val <= (int64_t)INT32_MAX && val >= (int64_t)INT32_MIN) { - // Use 32 bit - encode_mode = ENCODE_32; - if (buf) { - encode_uint32(val, buf); - } - r_len += 4; - } else { - // Use 64 bit - encode_mode = ENCODE_64; - if (buf) { - encode_uint64(val, buf); - } - r_len += 8; - } - // Store the meta - if (buf) { - buf -= 1; - buf[0] = encode_mode | p_variant.get_type(); - } - } break; - default: - // Any other case is not yet compressed. - Error err = encode_variant(p_variant, r_buffer, r_len, allow_object_decoding); - if (err != OK) { - return err; - } - if (r_buffer) { - // The first byte is not used by the marshalling, so store the type - // so we know how to decompress and decode this variant. - r_buffer[0] = p_variant.get_type(); - } - } - - return OK; -} - -Error MultiplayerAPI::decode_and_decompress_variant(Variant &r_variant, const uint8_t *p_buffer, int p_len, int *r_len) { - const uint8_t *buf = p_buffer; - int len = p_len; - - ERR_FAIL_COND_V(len < 1, ERR_INVALID_DATA); - uint8_t type = buf[0] & VARIANT_META_TYPE_MASK; - uint8_t encode_mode = buf[0] & VARIANT_META_EMODE_MASK; - - ERR_FAIL_COND_V(type >= Variant::VARIANT_MAX, ERR_INVALID_DATA); - - switch (type) { - case Variant::BOOL: { - bool val = (buf[0] & VARIANT_META_BOOL_MASK) > 0; - r_variant = val; - if (r_len) { - *r_len = 1; - } - } break; - case Variant::INT: { - buf += 1; - len -= 1; - if (r_len) { - *r_len = 1; - } - if (encode_mode == ENCODE_8) { - // 8 bits. - ERR_FAIL_COND_V(len < 1, ERR_INVALID_DATA); - int8_t val = buf[0]; - r_variant = val; - if (r_len) { - (*r_len) += 1; - } - } else if (encode_mode == ENCODE_16) { - // 16 bits. - ERR_FAIL_COND_V(len < 2, ERR_INVALID_DATA); - int16_t val = decode_uint16(buf); - r_variant = val; - if (r_len) { - (*r_len) += 2; - } - } else if (encode_mode == ENCODE_32) { - // 32 bits. - ERR_FAIL_COND_V(len < 4, ERR_INVALID_DATA); - int32_t val = decode_uint32(buf); - r_variant = val; - if (r_len) { - (*r_len) += 4; - } - } else { - // 64 bits. - ERR_FAIL_COND_V(len < 8, ERR_INVALID_DATA); - int64_t val = decode_uint64(buf); - r_variant = val; - if (r_len) { - (*r_len) += 8; - } - } - } break; - default: - Error err = decode_variant(r_variant, p_buffer, p_len, r_len, allow_object_decoding); - if (err != OK) { - return err; - } - } - - return OK; -} - -void MultiplayerAPI::_send_rpc(Node *p_from, int p_to, uint16_t p_rpc_id, const RPCConfig &p_config, const StringName &p_name, const Variant **p_arg, int p_argcount) { - ERR_FAIL_COND_MSG(network_peer.is_null(), "Attempt to remote call/set when networking is not active in SceneTree."); - - ERR_FAIL_COND_MSG(network_peer->get_connection_status() == MultiplayerPeer::CONNECTION_CONNECTING, "Attempt to remote call/set when networking is not connected yet in SceneTree."); - - ERR_FAIL_COND_MSG(network_peer->get_connection_status() == MultiplayerPeer::CONNECTION_DISCONNECTED, "Attempt to remote call/set when networking is disconnected."); - - ERR_FAIL_COND_MSG(p_argcount > 255, "Too many arguments >255."); - - if (p_to != 0 && !connected_peers.has(ABS(p_to))) { - ERR_FAIL_COND_MSG(p_to == network_peer->get_unique_id(), "Attempt to remote call/set yourself! unique ID: " + itos(network_peer->get_unique_id()) + "."); - - ERR_FAIL_MSG("Attempt to remote call unexisting ID: " + itos(p_to) + "."); - } - - NodePath from_path = (root_node->get_path()).rel_path_to(p_from->get_path()); - ERR_FAIL_COND_MSG(from_path.is_empty(), "Unable to send RPC. Relative path is empty. THIS IS LIKELY A BUG IN THE ENGINE!"); - - // See if the path is cached. - PathSentCache *psc = path_send_cache.getptr(from_path); - if (!psc) { - // Path is not cached, create. - path_send_cache[from_path] = PathSentCache(); - psc = path_send_cache.getptr(from_path); - psc->id = last_send_cache_id++; - } - - // See if all peers have cached path (if so, call can be fast). - const bool has_all_peers = _send_confirm_path(p_from, from_path, psc, p_to); - - // Create base packet, lots of hardcode because it must be tight. - - int ofs = 0; - -#define MAKE_ROOM(m_amount) \ - if (packet_cache.size() < m_amount) \ - packet_cache.resize(m_amount); - - // Encode meta. - // The meta is composed by a single byte that contains (starting from the least significant bit): - // - `NetworkCommands` in the first three bits. - // - `NetworkNodeIdCompression` in the next 2 bits. - // - `NetworkNameIdCompression` in the next 1 bit. - // - `byte_only_or_no_args` in the next 1 bit. - // - So we still have the last bit free! - uint8_t command_type = NETWORK_COMMAND_REMOTE_CALL; - uint8_t node_id_compression = UINT8_MAX; - uint8_t name_id_compression = UINT8_MAX; - bool byte_only_or_no_args = false; - - MAKE_ROOM(1); - // The meta is composed along the way, so just set 0 for now. - packet_cache.write[0] = 0; - ofs += 1; - - // Encode Node ID. - if (has_all_peers) { - // Compress the node ID only if all the target peers already know it. - if (psc->id >= 0 && psc->id <= 255) { - // We can encode the id in 1 byte - node_id_compression = NETWORK_NODE_ID_COMPRESSION_8; - MAKE_ROOM(ofs + 1); - packet_cache.write[ofs] = static_cast<uint8_t>(psc->id); - ofs += 1; - } else if (psc->id >= 0 && psc->id <= 65535) { - // We can encode the id in 2 bytes - node_id_compression = NETWORK_NODE_ID_COMPRESSION_16; - MAKE_ROOM(ofs + 2); - encode_uint16(static_cast<uint16_t>(psc->id), &(packet_cache.write[ofs])); - ofs += 2; - } else { - // Too big, let's use 4 bytes. - node_id_compression = NETWORK_NODE_ID_COMPRESSION_32; - MAKE_ROOM(ofs + 4); - encode_uint32(psc->id, &(packet_cache.write[ofs])); - ofs += 4; - } - } else { - // The targets don't know the node yet, so we need to use 32 bits int. - node_id_compression = NETWORK_NODE_ID_COMPRESSION_32; - MAKE_ROOM(ofs + 4); - encode_uint32(psc->id, &(packet_cache.write[ofs])); - ofs += 4; - } - - // Encode method ID - if (p_rpc_id <= UINT8_MAX) { - // The ID fits in 1 byte - name_id_compression = NETWORK_NAME_ID_COMPRESSION_8; - MAKE_ROOM(ofs + 1); - packet_cache.write[ofs] = static_cast<uint8_t>(p_rpc_id); - ofs += 1; - } else { - // The ID is larger, let's use 2 bytes - name_id_compression = NETWORK_NAME_ID_COMPRESSION_16; - MAKE_ROOM(ofs + 2); - encode_uint16(p_rpc_id, &(packet_cache.write[ofs])); - ofs += 2; - } - - if (p_argcount == 0) { - byte_only_or_no_args = true; - } else if (p_argcount == 1 && p_arg[0]->get_type() == Variant::PACKED_BYTE_ARRAY) { - byte_only_or_no_args = true; - // Special optimization when only the byte vector is sent. - const Vector<uint8_t> data = *p_arg[0]; - MAKE_ROOM(ofs + data.size()); - memcpy(&(packet_cache.write[ofs]), data.ptr(), sizeof(uint8_t) * data.size()); - ofs += data.size(); - } else { - // Arguments - MAKE_ROOM(ofs + 1); - packet_cache.write[ofs] = p_argcount; - ofs += 1; - for (int i = 0; i < p_argcount; i++) { - int len(0); - Error err = encode_and_compress_variant(*p_arg[i], nullptr, len); - ERR_FAIL_COND_MSG(err != OK, "Unable to encode RPC argument. THIS IS LIKELY A BUG IN THE ENGINE!"); - MAKE_ROOM(ofs + len); - encode_and_compress_variant(*p_arg[i], &(packet_cache.write[ofs]), len); - ofs += len; - } - } - - ERR_FAIL_COND(command_type > 7); - ERR_FAIL_COND(node_id_compression > 3); - ERR_FAIL_COND(name_id_compression > 1); - - // We can now set the meta - packet_cache.write[0] = command_type + (node_id_compression << NODE_ID_COMPRESSION_SHIFT) + (name_id_compression << NAME_ID_COMPRESSION_SHIFT) + ((byte_only_or_no_args ? 1 : 0) << BYTE_ONLY_OR_NO_ARGS_SHIFT); - -#ifdef DEBUG_ENABLED - _profile_bandwidth_data("out", ofs); -#endif - - // Take chance and set transfer mode, since all send methods will use it. - network_peer->set_transfer_channel(p_config.channel); - network_peer->set_transfer_mode(p_config.transfer_mode); - - if (has_all_peers) { - // They all have verified paths, so send fast. - network_peer->set_target_peer(p_to); // To all of you. - network_peer->put_packet(packet_cache.ptr(), ofs); // A message with love. - } else { - // Unreachable because the node ID is never compressed if the peers doesn't know it. - CRASH_COND(node_id_compression != NETWORK_NODE_ID_COMPRESSION_32); - - // Not all verified path, so send one by one. - - // Append path at the end, since we will need it for some packets. - CharString pname = String(from_path).utf8(); - int path_len = encode_cstring(pname.get_data(), nullptr); - MAKE_ROOM(ofs + path_len); - encode_cstring(pname.get_data(), &(packet_cache.write[ofs])); - - for (Set<int>::Element *E = connected_peers.front(); E; E = E->next()) { - if (p_to < 0 && E->get() == -p_to) { - continue; // Continue, excluded. - } - - if (p_to > 0 && E->get() != p_to) { - continue; // Continue, not for this peer. - } - - Map<int, bool>::Element *F = psc->confirmed_peers.find(E->get()); - ERR_CONTINUE(!F); // Should never happen. - - network_peer->set_target_peer(E->get()); // To this one specifically. - - if (F->get()) { - // This one confirmed path, so use id. - encode_uint32(psc->id, &(packet_cache.write[1])); - network_peer->put_packet(packet_cache.ptr(), ofs); - } else { - // This one did not confirm path yet, so use entire path (sorry!). - encode_uint32(0x80000000 | ofs, &(packet_cache.write[1])); // Offset to path and flag. - network_peer->put_packet(packet_cache.ptr(), ofs + path_len); - } - } - } -} - -void MultiplayerAPI::_add_peer(int p_id) { - connected_peers.insert(p_id); - path_get_cache.insert(p_id, PathGetCache()); - if (is_network_server()) { - replicator->spawn_all(p_id); - } - emit_signal(SNAME("network_peer_connected"), p_id); -} - -void MultiplayerAPI::_del_peer(int p_id) { - connected_peers.erase(p_id); - // Cleanup get cache. - path_get_cache.erase(p_id); - // Cleanup sent cache. - // Some refactoring is needed to make this faster and do paths GC. - List<NodePath> keys; - path_send_cache.get_key_list(&keys); - for (const NodePath &E : keys) { - PathSentCache *psc = path_send_cache.getptr(E); - psc->confirmed_peers.erase(p_id); - } - emit_signal(SNAME("network_peer_disconnected"), p_id); -} - -void MultiplayerAPI::_connected_to_server() { - emit_signal(SNAME("connected_to_server")); -} - -void MultiplayerAPI::_connection_failed() { - emit_signal(SNAME("connection_failed")); -} - -void MultiplayerAPI::_server_disconnected() { - emit_signal(SNAME("server_disconnected")); -} - -void MultiplayerAPI::rpcp(Node *p_node, int p_peer_id, bool p_unreliable, const StringName &p_method, const Variant **p_arg, int p_argcount) { - ERR_FAIL_COND_MSG(!network_peer.is_valid(), "Trying to call an RPC while no network peer is active."); - ERR_FAIL_COND_MSG(!p_node->is_inside_tree(), "Trying to call an RPC on a node which is not inside SceneTree."); - ERR_FAIL_COND_MSG(network_peer->get_connection_status() != MultiplayerPeer::CONNECTION_CONNECTED, "Trying to call an RPC via a network peer which is not connected."); - - int node_id = network_peer->get_unique_id(); - bool call_local_native = false; - bool call_local_script = false; - uint16_t rpc_id = UINT16_MAX; - const RPCConfig config = _get_rpc_config(p_node, p_method, rpc_id); - ERR_FAIL_COND_MSG(config.name == StringName(), - vformat("Unable to get the RPC configuration for the function \"%s\" at path: \"%s\". This happens when the method is not marked for RPCs.", p_method, p_node->get_path())); - if (p_peer_id == 0 || p_peer_id == node_id || (p_peer_id < 0 && p_peer_id != -node_id)) { - if (rpc_id & (1 << 15)) { - call_local_native = config.sync; - } else { - call_local_script = config.sync; - } - } - - if (p_peer_id != node_id) { -#ifdef DEBUG_ENABLED - _profile_node_data("out_rpc", p_node->get_instance_id()); -#endif - - _send_rpc(p_node, p_peer_id, rpc_id, config, p_method, p_arg, p_argcount); - } - - if (call_local_native) { - int temp_id = rpc_sender_id; - rpc_sender_id = get_network_unique_id(); - Callable::CallError ce; - p_node->call(p_method, p_arg, p_argcount, ce); - rpc_sender_id = temp_id; - if (ce.error != Callable::CallError::CALL_OK) { - String error = Variant::get_call_error_text(p_node, p_method, p_arg, p_argcount, ce); - error = "rpc() aborted in local call: - " + error + "."; - ERR_PRINT(error); - return; - } - } - - if (call_local_script) { - int temp_id = rpc_sender_id; - rpc_sender_id = get_network_unique_id(); - Callable::CallError ce; - ce.error = Callable::CallError::CALL_OK; - p_node->get_script_instance()->call(p_method, p_arg, p_argcount, ce); - rpc_sender_id = temp_id; - if (ce.error != Callable::CallError::CALL_OK) { - String error = Variant::get_call_error_text(p_node, p_method, p_arg, p_argcount, ce); - error = "rpc() aborted in script local call: - " + error + "."; - ERR_PRINT(error); - return; - } - } - - ERR_FAIL_COND_MSG(p_peer_id == node_id && !config.sync, "RPC '" + p_method + "' on yourself is not allowed by selected mode."); -} - -Error MultiplayerAPI::send_bytes(Vector<uint8_t> p_data, int p_to, MultiplayerPeer::TransferMode p_mode, int p_channel) { - ERR_FAIL_COND_V_MSG(p_data.size() < 1, ERR_INVALID_DATA, "Trying to send an empty raw packet."); - ERR_FAIL_COND_V_MSG(!network_peer.is_valid(), ERR_UNCONFIGURED, "Trying to send a raw packet while no network peer is active."); - ERR_FAIL_COND_V_MSG(network_peer->get_connection_status() != MultiplayerPeer::CONNECTION_CONNECTED, ERR_UNCONFIGURED, "Trying to send a raw packet via a network peer which is not connected."); - - MAKE_ROOM(p_data.size() + 1); - const uint8_t *r = p_data.ptr(); - packet_cache.write[0] = NETWORK_COMMAND_RAW; - memcpy(&packet_cache.write[1], &r[0], p_data.size()); - - network_peer->set_target_peer(p_to); - network_peer->set_transfer_channel(p_channel); - network_peer->set_transfer_mode(p_mode); - - return network_peer->put_packet(packet_cache.ptr(), p_data.size() + 1); -} - -void MultiplayerAPI::_process_raw(int p_from, const uint8_t *p_packet, int p_packet_len) { - ERR_FAIL_COND_MSG(p_packet_len < 2, "Invalid packet received. Size too small."); - - Vector<uint8_t> out; - int len = p_packet_len - 1; - out.resize(len); - { - uint8_t *w = out.ptrw(); - memcpy(&w[0], &p_packet[1], len); - } - emit_signal(SNAME("network_peer_packet"), p_from, out); -} - -bool MultiplayerAPI::send_confirm_path(Node *p_node, NodePath p_path, int p_peer_id, int &r_id) { - // See if the path is cached. - PathSentCache *psc = path_send_cache.getptr(p_path); - if (!psc) { - // Path is not cached, create. - path_send_cache[p_path] = PathSentCache(); - psc = path_send_cache.getptr(p_path); - psc->id = last_send_cache_id++; - } - r_id = psc->id; - - // See if all peers have cached path (if so, call can be fast). - return _send_confirm_path(p_node, p_path, psc, p_peer_id); -} - -Node *MultiplayerAPI::get_cached_node(int p_from, uint32_t p_node_id) { - Map<int, PathGetCache>::Element *E = path_get_cache.find(p_from); - ERR_FAIL_COND_V_MSG(!E, nullptr, vformat("No cache found for peer %d.", p_from)); - - Map<int, PathGetCache::NodeInfo>::Element *F = E->get().nodes.find(p_node_id); - ERR_FAIL_COND_V_MSG(!F, nullptr, vformat("ID %d not found in cache of peer %d.", p_node_id, p_from)); - - PathGetCache::NodeInfo *ni = &F->get(); - Node *node = root_node->get_node(ni->path); - if (!node) { - ERR_PRINT("Failed to get cached path: " + String(ni->path) + "."); - } - return node; -} - -int MultiplayerAPI::get_network_unique_id() const { - ERR_FAIL_COND_V_MSG(!network_peer.is_valid(), 0, "No network peer is assigned. Unable to get unique network ID."); - return network_peer->get_unique_id(); -} - -bool MultiplayerAPI::is_network_server() const { - return network_peer.is_valid() && network_peer->is_server(); -} - -void MultiplayerAPI::set_refuse_new_network_connections(bool p_refuse) { - ERR_FAIL_COND_MSG(!network_peer.is_valid(), "No network peer is assigned. Unable to set 'refuse_new_connections'."); - network_peer->set_refuse_new_connections(p_refuse); -} - -bool MultiplayerAPI::is_refusing_new_network_connections() const { - ERR_FAIL_COND_V_MSG(!network_peer.is_valid(), false, "No network peer is assigned. Unable to get 'refuse_new_connections'."); - return network_peer->is_refusing_new_connections(); -} - -Vector<int> MultiplayerAPI::get_network_connected_peers() const { - ERR_FAIL_COND_V_MSG(!network_peer.is_valid(), Vector<int>(), "No network peer is assigned. Assume no peers are connected."); - - Vector<int> ret; - for (Set<int>::Element *E = connected_peers.front(); E; E = E->next()) { - ret.push_back(E->get()); - } - - return ret; -} - -void MultiplayerAPI::set_allow_object_decoding(bool p_enable) { - allow_object_decoding = p_enable; -} - -bool MultiplayerAPI::is_object_decoding_allowed() const { - return allow_object_decoding; -} - -MultiplayerReplicator *MultiplayerAPI::get_replicator() const { - return replicator; -} - -void MultiplayerAPI::scene_enter_exit_notify(const String &p_scene, Node *p_node, bool p_enter) { - replicator->scene_enter_exit_notify(p_scene, p_node, p_enter); -} - -void MultiplayerAPI::_bind_methods() { - ClassDB::bind_method(D_METHOD("set_root_node", "node"), &MultiplayerAPI::set_root_node); - ClassDB::bind_method(D_METHOD("get_root_node"), &MultiplayerAPI::get_root_node); - ClassDB::bind_method(D_METHOD("send_bytes", "bytes", "id", "mode", "channel"), &MultiplayerAPI::send_bytes, DEFVAL(MultiplayerPeer::TARGET_PEER_BROADCAST), DEFVAL(MultiplayerPeer::TRANSFER_MODE_RELIABLE), DEFVAL(0)); - ClassDB::bind_method(D_METHOD("has_network_peer"), &MultiplayerAPI::has_network_peer); - ClassDB::bind_method(D_METHOD("get_network_peer"), &MultiplayerAPI::get_network_peer); - ClassDB::bind_method(D_METHOD("get_network_unique_id"), &MultiplayerAPI::get_network_unique_id); - ClassDB::bind_method(D_METHOD("is_network_server"), &MultiplayerAPI::is_network_server); - ClassDB::bind_method(D_METHOD("get_rpc_sender_id"), &MultiplayerAPI::get_rpc_sender_id); - ClassDB::bind_method(D_METHOD("set_network_peer", "peer"), &MultiplayerAPI::set_network_peer); - ClassDB::bind_method(D_METHOD("poll"), &MultiplayerAPI::poll); - ClassDB::bind_method(D_METHOD("clear"), &MultiplayerAPI::clear); - - ClassDB::bind_method(D_METHOD("get_network_connected_peers"), &MultiplayerAPI::get_network_connected_peers); - ClassDB::bind_method(D_METHOD("set_refuse_new_network_connections", "refuse"), &MultiplayerAPI::set_refuse_new_network_connections); - ClassDB::bind_method(D_METHOD("is_refusing_new_network_connections"), &MultiplayerAPI::is_refusing_new_network_connections); - ClassDB::bind_method(D_METHOD("set_allow_object_decoding", "enable"), &MultiplayerAPI::set_allow_object_decoding); - ClassDB::bind_method(D_METHOD("is_object_decoding_allowed"), &MultiplayerAPI::is_object_decoding_allowed); - ClassDB::bind_method(D_METHOD("get_replicator"), &MultiplayerAPI::get_replicator); - - ADD_PROPERTY(PropertyInfo(Variant::BOOL, "allow_object_decoding"), "set_allow_object_decoding", "is_object_decoding_allowed"); - ADD_PROPERTY(PropertyInfo(Variant::BOOL, "refuse_new_network_connections"), "set_refuse_new_network_connections", "is_refusing_new_network_connections"); - ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "network_peer", PROPERTY_HINT_RESOURCE_TYPE, "MultiplayerPeer", PROPERTY_USAGE_NONE), "set_network_peer", "get_network_peer"); - ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "root_node", PROPERTY_HINT_RESOURCE_TYPE, "Node", PROPERTY_USAGE_NONE), "set_root_node", "get_root_node"); - ADD_PROPERTY_DEFAULT("refuse_new_network_connections", false); - ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "replicator", PROPERTY_HINT_RESOURCE_TYPE, "MultiplayerReplicator", PROPERTY_USAGE_NONE), "", "get_replicator"); - - ADD_SIGNAL(MethodInfo("network_peer_connected", PropertyInfo(Variant::INT, "id"))); - ADD_SIGNAL(MethodInfo("network_peer_disconnected", PropertyInfo(Variant::INT, "id"))); - ADD_SIGNAL(MethodInfo("network_peer_packet", PropertyInfo(Variant::INT, "id"), PropertyInfo(Variant::PACKED_BYTE_ARRAY, "packet"))); - ADD_SIGNAL(MethodInfo("connected_to_server")); - ADD_SIGNAL(MethodInfo("connection_failed")); - ADD_SIGNAL(MethodInfo("server_disconnected")); - - BIND_ENUM_CONSTANT(RPC_MODE_DISABLED); - BIND_ENUM_CONSTANT(RPC_MODE_ANY); - BIND_ENUM_CONSTANT(RPC_MODE_AUTHORITY); -} - -MultiplayerAPI::MultiplayerAPI() { - replicator = memnew(MultiplayerReplicator(this)); - clear(); -} - -MultiplayerAPI::~MultiplayerAPI() { - clear(); - memdelete(replicator); -} diff --git a/core/math/convex_hull.cpp b/core/math/convex_hull.cpp index 21cb0efe20..f67035c803 100644 --- a/core/math/convex_hull.cpp +++ b/core/math/convex_hull.cpp @@ -2260,10 +2260,21 @@ Error ConvexHullComputer::convex_hull(const Vector<Vector3> &p_points, Geometry3 r_mesh.vertices = ch.vertices; - r_mesh.edges.resize(ch.edges.size()); + // Copy the edges over. There's two "half-edges" for every edge, so we pick only one of them. + r_mesh.edges.resize(ch.edges.size() / 2); + uint32_t edges_copied = 0; for (uint32_t i = 0; i < ch.edges.size(); i++) { - r_mesh.edges.write[i].a = (&ch.edges[i])->get_source_vertex(); - r_mesh.edges.write[i].b = (&ch.edges[i])->get_target_vertex(); + uint32_t a = (&ch.edges[i])->get_source_vertex(); + uint32_t b = (&ch.edges[i])->get_target_vertex(); + if (a < b) { // Copy only the "canonical" edge. For the reverse edge, this will be false. + ERR_BREAK(edges_copied >= (uint32_t)r_mesh.edges.size()); + r_mesh.edges.write[edges_copied].a = a; + r_mesh.edges.write[edges_copied].b = b; + edges_copied++; + } + } + if (edges_copied != (uint32_t)r_mesh.edges.size()) { + ERR_PRINT("Invalid edge count."); } r_mesh.faces.resize(ch.faces.size()); diff --git a/core/multiplayer/SCsub b/core/multiplayer/SCsub new file mode 100644 index 0000000000..19a6549225 --- /dev/null +++ b/core/multiplayer/SCsub @@ -0,0 +1,5 @@ +#!/usr/bin/env python + +Import("env") + +env.add_source_files(env.core_sources, "*.cpp") diff --git a/core/multiplayer/multiplayer.h b/core/multiplayer/multiplayer.h new file mode 100644 index 0000000000..00c81d3c9a --- /dev/null +++ b/core/multiplayer/multiplayer.h @@ -0,0 +1,80 @@ +/*************************************************************************/ +/* 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 MULTIPLAYER_H +#define MULTIPLAYER_H + +#include "core/variant/binder_common.h" + +#include "core/string/string_name.h" + +namespace Multiplayer { + +enum TransferMode { + TRANSFER_MODE_UNRELIABLE, + TRANSFER_MODE_ORDERED, + TRANSFER_MODE_RELIABLE +}; + +enum RPCMode { + RPC_MODE_DISABLED, // No rpc for this method, calls to this will be blocked (default) + RPC_MODE_ANY, // Any peer can call this RPC + RPC_MODE_AUTHORITY, // / Only the node's multiplayer authority (server by default) can call this RPC +}; + +struct RPCConfig { + StringName name; + RPCMode rpc_mode = RPC_MODE_DISABLED; + bool sync = false; + TransferMode transfer_mode = TRANSFER_MODE_RELIABLE; + int channel = 0; + + bool operator==(RPCConfig const &p_other) const { + return name == p_other.name; + } +}; + +struct SortRPCConfig { + StringName::AlphCompare compare; + bool operator()(const RPCConfig &p_a, const RPCConfig &p_b) const { + return compare(p_a.name, p_b.name); + } +}; + +}; // namespace Multiplayer + +// This is needed for proper docs generation (i.e. not "Multiplayer."-prefixed). +typedef Multiplayer::RPCMode RPCMode; +typedef Multiplayer::TransferMode TransferMode; + +VARIANT_ENUM_CAST(RPCMode); +VARIANT_ENUM_CAST(TransferMode); + +#endif // MULTIPLAYER_H diff --git a/core/multiplayer/multiplayer_api.cpp b/core/multiplayer/multiplayer_api.cpp new file mode 100644 index 0000000000..9543f77c1e --- /dev/null +++ b/core/multiplayer/multiplayer_api.cpp @@ -0,0 +1,668 @@ +/*************************************************************************/ +/* multiplayer_api.cpp */ +/*************************************************************************/ +/* 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. */ +/*************************************************************************/ + +#include "multiplayer_api.h" + +#include "core/debugger/engine_debugger.h" +#include "core/io/marshalls.h" +#include "core/multiplayer/multiplayer_replicator.h" +#include "core/multiplayer/rpc_manager.h" +#include "scene/main/node.h" + +#include <stdint.h> + +#ifdef DEBUG_ENABLED +#include "core/os/os.h" +#endif + +#ifdef DEBUG_ENABLED +void MultiplayerAPI::profile_bandwidth(const String &p_inout, int p_size) { + if (EngineDebugger::is_profiling("multiplayer")) { + Array values; + values.push_back("bandwidth"); + values.push_back(p_inout); + values.push_back(OS::get_singleton()->get_ticks_msec()); + values.push_back(p_size); + EngineDebugger::profiler_add_frame_data("multiplayer", values); + } +} +#endif + +void MultiplayerAPI::poll() { + if (!multiplayer_peer.is_valid() || multiplayer_peer->get_connection_status() == MultiplayerPeer::CONNECTION_DISCONNECTED) { + return; + } + + multiplayer_peer->poll(); + + if (!multiplayer_peer.is_valid()) { // It's possible that polling might have resulted in a disconnection, so check here. + return; + } + + while (multiplayer_peer->get_available_packet_count()) { + int sender = multiplayer_peer->get_packet_peer(); + const uint8_t *packet; + int len; + + Error err = multiplayer_peer->get_packet(&packet, len); + if (err != OK) { + ERR_PRINT("Error getting packet!"); + break; // Something is wrong! + } + + remote_sender_id = sender; + _process_packet(sender, packet, len); + remote_sender_id = 0; + + if (!multiplayer_peer.is_valid()) { + break; // It's also possible that a packet or RPC caused a disconnection, so also check here. + } + } + if (multiplayer_peer.is_valid() && multiplayer_peer->get_connection_status() == MultiplayerPeer::CONNECTION_CONNECTED) { + replicator->poll(); + } +} + +void MultiplayerAPI::clear() { + replicator->clear(); + connected_peers.clear(); + path_get_cache.clear(); + path_send_cache.clear(); + packet_cache.clear(); + last_send_cache_id = 1; +} + +void MultiplayerAPI::set_root_node(Node *p_node) { + root_node = p_node; +} + +Node *MultiplayerAPI::get_root_node() { + return root_node; +} + +void MultiplayerAPI::set_multiplayer_peer(const Ref<MultiplayerPeer> &p_peer) { + if (p_peer == multiplayer_peer) { + return; // Nothing to do + } + + ERR_FAIL_COND_MSG(p_peer.is_valid() && p_peer->get_connection_status() == MultiplayerPeer::CONNECTION_DISCONNECTED, + "Supplied MultiplayerPeer must be connecting or connected."); + + if (multiplayer_peer.is_valid()) { + multiplayer_peer->disconnect("peer_connected", callable_mp(this, &MultiplayerAPI::_add_peer)); + multiplayer_peer->disconnect("peer_disconnected", callable_mp(this, &MultiplayerAPI::_del_peer)); + multiplayer_peer->disconnect("connection_succeeded", callable_mp(this, &MultiplayerAPI::_connected_to_server)); + multiplayer_peer->disconnect("connection_failed", callable_mp(this, &MultiplayerAPI::_connection_failed)); + multiplayer_peer->disconnect("server_disconnected", callable_mp(this, &MultiplayerAPI::_server_disconnected)); + clear(); + } + + multiplayer_peer = p_peer; + + if (multiplayer_peer.is_valid()) { + multiplayer_peer->connect("peer_connected", callable_mp(this, &MultiplayerAPI::_add_peer)); + multiplayer_peer->connect("peer_disconnected", callable_mp(this, &MultiplayerAPI::_del_peer)); + multiplayer_peer->connect("connection_succeeded", callable_mp(this, &MultiplayerAPI::_connected_to_server)); + multiplayer_peer->connect("connection_failed", callable_mp(this, &MultiplayerAPI::_connection_failed)); + multiplayer_peer->connect("server_disconnected", callable_mp(this, &MultiplayerAPI::_server_disconnected)); + } +} + +Ref<MultiplayerPeer> MultiplayerAPI::get_multiplayer_peer() const { + return multiplayer_peer; +} + +void MultiplayerAPI::_process_packet(int p_from, const uint8_t *p_packet, int p_packet_len) { + ERR_FAIL_COND_MSG(root_node == nullptr, "Multiplayer root node was not initialized. If you are using custom multiplayer, remember to set the root node via MultiplayerAPI.set_root_node before using it."); + ERR_FAIL_COND_MSG(p_packet_len < 1, "Invalid packet received. Size too small."); + +#ifdef DEBUG_ENABLED + profile_bandwidth("in", p_packet_len); +#endif + + // Extract the `packet_type` from the LSB three bits: + uint8_t packet_type = p_packet[0] & CMD_MASK; + + switch (packet_type) { + case NETWORK_COMMAND_SIMPLIFY_PATH: { + _process_simplify_path(p_from, p_packet, p_packet_len); + } break; + + case NETWORK_COMMAND_CONFIRM_PATH: { + _process_confirm_path(p_from, p_packet, p_packet_len); + } break; + + case NETWORK_COMMAND_REMOTE_CALL: { + rpc_manager->process_rpc(p_from, p_packet, p_packet_len); + } break; + + case NETWORK_COMMAND_RAW: { + _process_raw(p_from, p_packet, p_packet_len); + } break; + case NETWORK_COMMAND_SPAWN: { + replicator->process_spawn_despawn(p_from, p_packet, p_packet_len, true); + } break; + case NETWORK_COMMAND_DESPAWN: { + replicator->process_spawn_despawn(p_from, p_packet, p_packet_len, false); + } break; + case NETWORK_COMMAND_SYNC: { + replicator->process_sync(p_from, p_packet, p_packet_len); + } break; + } +} + +void MultiplayerAPI::_process_simplify_path(int p_from, const uint8_t *p_packet, int p_packet_len) { + ERR_FAIL_COND_MSG(p_packet_len < 38, "Invalid packet received. Size too small."); + int ofs = 1; + + String methods_md5; + methods_md5.parse_utf8((const char *)(p_packet + ofs), 32); + ofs += 33; + + int id = decode_uint32(&p_packet[ofs]); + ofs += 4; + + String paths; + paths.parse_utf8((const char *)(p_packet + ofs), p_packet_len - ofs); + + NodePath path = paths; + + if (!path_get_cache.has(p_from)) { + path_get_cache[p_from] = PathGetCache(); + } + + Node *node = root_node->get_node(path); + ERR_FAIL_COND(node == nullptr); + const bool valid_rpc_checksum = rpc_manager->get_rpc_md5(node) == methods_md5; + if (valid_rpc_checksum == false) { + ERR_PRINT("The rpc node checksum failed. Make sure to have the same methods on both nodes. Node path: " + path); + } + + PathGetCache::NodeInfo ni; + ni.path = path; + + path_get_cache[p_from].nodes[id] = ni; + + // Encode path to send ack. + CharString pname = String(path).utf8(); + int len = encode_cstring(pname.get_data(), nullptr); + + Vector<uint8_t> packet; + + packet.resize(1 + 1 + len); + packet.write[0] = NETWORK_COMMAND_CONFIRM_PATH; + packet.write[1] = valid_rpc_checksum; + encode_cstring(pname.get_data(), &packet.write[2]); + + multiplayer_peer->set_transfer_channel(0); + multiplayer_peer->set_transfer_mode(Multiplayer::TRANSFER_MODE_RELIABLE); + multiplayer_peer->set_target_peer(p_from); + multiplayer_peer->put_packet(packet.ptr(), packet.size()); +} + +void MultiplayerAPI::_process_confirm_path(int p_from, const uint8_t *p_packet, int p_packet_len) { + ERR_FAIL_COND_MSG(p_packet_len < 3, "Invalid packet received. Size too small."); + + const bool valid_rpc_checksum = p_packet[1]; + + String paths; + paths.parse_utf8((const char *)&p_packet[2], p_packet_len - 2); + + NodePath path = paths; + + if (valid_rpc_checksum == false) { + ERR_PRINT("The rpc node checksum failed. Make sure to have the same methods on both nodes. Node path: " + path); + } + + PathSentCache *psc = path_send_cache.getptr(path); + ERR_FAIL_COND_MSG(!psc, "Invalid packet received. Tries to confirm a path which was not found in cache."); + + Map<int, bool>::Element *E = psc->confirmed_peers.find(p_from); + ERR_FAIL_COND_MSG(!E, "Invalid packet received. Source peer was not found in cache for the given path."); + E->get() = true; +} + +bool MultiplayerAPI::_send_confirm_path(Node *p_node, NodePath p_path, PathSentCache *psc, int p_target) { + bool has_all_peers = true; + List<int> peers_to_add; // If one is missing, take note to add it. + + for (Set<int>::Element *E = connected_peers.front(); E; E = E->next()) { + if (p_target < 0 && E->get() == -p_target) { + continue; // Continue, excluded. + } + + if (p_target > 0 && E->get() != p_target) { + continue; // Continue, not for this peer. + } + + Map<int, bool>::Element *F = psc->confirmed_peers.find(E->get()); + + if (!F || !F->get()) { + // Path was not cached, or was cached but is unconfirmed. + if (!F) { + // Not cached at all, take note. + peers_to_add.push_back(E->get()); + } + + has_all_peers = false; + } + } + + if (peers_to_add.size() > 0) { + // Those that need to be added, send a message for this. + + // Encode function name. + const CharString path = String(p_path).utf8(); + const int path_len = encode_cstring(path.get_data(), nullptr); + + // Extract MD5 from rpc methods list. + const String methods_md5 = rpc_manager->get_rpc_md5(p_node); + const int methods_md5_len = 33; // 32 + 1 for the `0` that is added by the encoder. + + Vector<uint8_t> packet; + packet.resize(1 + 4 + path_len + methods_md5_len); + int ofs = 0; + + packet.write[ofs] = NETWORK_COMMAND_SIMPLIFY_PATH; + ofs += 1; + + ofs += encode_cstring(methods_md5.utf8().get_data(), &packet.write[ofs]); + + ofs += encode_uint32(psc->id, &packet.write[ofs]); + + ofs += encode_cstring(path.get_data(), &packet.write[ofs]); + + for (int &E : peers_to_add) { + multiplayer_peer->set_target_peer(E); // To all of you. + multiplayer_peer->set_transfer_channel(0); + multiplayer_peer->set_transfer_mode(Multiplayer::TRANSFER_MODE_RELIABLE); + multiplayer_peer->put_packet(packet.ptr(), packet.size()); + + psc->confirmed_peers.insert(E, false); // Insert into confirmed, but as false since it was not confirmed. + } + } + + return has_all_peers; +} + +// The variant is compressed and encoded; The first byte contains all the meta +// information and the format is: +// - The first LSB 5 bits are used for the variant type. +// - The next two bits are used to store the encoding mode. +// - The most significant is used to store the boolean value. +#define VARIANT_META_TYPE_MASK 0x1F +#define VARIANT_META_EMODE_MASK 0x60 +#define VARIANT_META_BOOL_MASK 0x80 +#define ENCODE_8 0 << 5 +#define ENCODE_16 1 << 5 +#define ENCODE_32 2 << 5 +#define ENCODE_64 3 << 5 +Error MultiplayerAPI::encode_and_compress_variant(const Variant &p_variant, uint8_t *r_buffer, int &r_len) { + // Unreachable because `VARIANT_MAX` == 27 and `ENCODE_VARIANT_MASK` == 31 + CRASH_COND(p_variant.get_type() > VARIANT_META_TYPE_MASK); + + uint8_t *buf = r_buffer; + r_len = 0; + uint8_t encode_mode = 0; + + switch (p_variant.get_type()) { + case Variant::BOOL: { + if (buf) { + // We still have 1 free bit in the meta, so let's use it. + buf[0] = (p_variant.operator bool()) ? (1 << 7) : 0; + buf[0] |= encode_mode | p_variant.get_type(); + } + r_len += 1; + } break; + case Variant::INT: { + if (buf) { + // Reserve the first byte for the meta. + buf += 1; + } + r_len += 1; + int64_t val = p_variant; + if (val <= (int64_t)INT8_MAX && val >= (int64_t)INT8_MIN) { + // Use 8 bit + encode_mode = ENCODE_8; + if (buf) { + buf[0] = val; + } + r_len += 1; + } else if (val <= (int64_t)INT16_MAX && val >= (int64_t)INT16_MIN) { + // Use 16 bit + encode_mode = ENCODE_16; + if (buf) { + encode_uint16(val, buf); + } + r_len += 2; + } else if (val <= (int64_t)INT32_MAX && val >= (int64_t)INT32_MIN) { + // Use 32 bit + encode_mode = ENCODE_32; + if (buf) { + encode_uint32(val, buf); + } + r_len += 4; + } else { + // Use 64 bit + encode_mode = ENCODE_64; + if (buf) { + encode_uint64(val, buf); + } + r_len += 8; + } + // Store the meta + if (buf) { + buf -= 1; + buf[0] = encode_mode | p_variant.get_type(); + } + } break; + default: + // Any other case is not yet compressed. + Error err = encode_variant(p_variant, r_buffer, r_len, allow_object_decoding); + if (err != OK) { + return err; + } + if (r_buffer) { + // The first byte is not used by the marshalling, so store the type + // so we know how to decompress and decode this variant. + r_buffer[0] = p_variant.get_type(); + } + } + + return OK; +} + +Error MultiplayerAPI::decode_and_decompress_variant(Variant &r_variant, const uint8_t *p_buffer, int p_len, int *r_len) { + const uint8_t *buf = p_buffer; + int len = p_len; + + ERR_FAIL_COND_V(len < 1, ERR_INVALID_DATA); + uint8_t type = buf[0] & VARIANT_META_TYPE_MASK; + uint8_t encode_mode = buf[0] & VARIANT_META_EMODE_MASK; + + ERR_FAIL_COND_V(type >= Variant::VARIANT_MAX, ERR_INVALID_DATA); + + switch (type) { + case Variant::BOOL: { + bool val = (buf[0] & VARIANT_META_BOOL_MASK) > 0; + r_variant = val; + if (r_len) { + *r_len = 1; + } + } break; + case Variant::INT: { + buf += 1; + len -= 1; + if (r_len) { + *r_len = 1; + } + if (encode_mode == ENCODE_8) { + // 8 bits. + ERR_FAIL_COND_V(len < 1, ERR_INVALID_DATA); + int8_t val = buf[0]; + r_variant = val; + if (r_len) { + (*r_len) += 1; + } + } else if (encode_mode == ENCODE_16) { + // 16 bits. + ERR_FAIL_COND_V(len < 2, ERR_INVALID_DATA); + int16_t val = decode_uint16(buf); + r_variant = val; + if (r_len) { + (*r_len) += 2; + } + } else if (encode_mode == ENCODE_32) { + // 32 bits. + ERR_FAIL_COND_V(len < 4, ERR_INVALID_DATA); + int32_t val = decode_uint32(buf); + r_variant = val; + if (r_len) { + (*r_len) += 4; + } + } else { + // 64 bits. + ERR_FAIL_COND_V(len < 8, ERR_INVALID_DATA); + int64_t val = decode_uint64(buf); + r_variant = val; + if (r_len) { + (*r_len) += 8; + } + } + } break; + default: + Error err = decode_variant(r_variant, p_buffer, p_len, r_len, allow_object_decoding); + if (err != OK) { + return err; + } + } + + return OK; +} + +void MultiplayerAPI::_add_peer(int p_id) { + connected_peers.insert(p_id); + path_get_cache.insert(p_id, PathGetCache()); + if (is_server()) { + replicator->spawn_all(p_id); + } + emit_signal(SNAME("peer_connected"), p_id); +} + +void MultiplayerAPI::_del_peer(int p_id) { + connected_peers.erase(p_id); + // Cleanup get cache. + path_get_cache.erase(p_id); + // Cleanup sent cache. + // Some refactoring is needed to make this faster and do paths GC. + List<NodePath> keys; + path_send_cache.get_key_list(&keys); + for (const NodePath &E : keys) { + PathSentCache *psc = path_send_cache.getptr(E); + psc->confirmed_peers.erase(p_id); + } + emit_signal(SNAME("peer_disconnected"), p_id); +} + +void MultiplayerAPI::_connected_to_server() { + emit_signal(SNAME("connected_to_server")); +} + +void MultiplayerAPI::_connection_failed() { + emit_signal(SNAME("connection_failed")); +} + +void MultiplayerAPI::_server_disconnected() { + emit_signal(SNAME("server_disconnected")); +} + +Error MultiplayerAPI::send_bytes(Vector<uint8_t> p_data, int p_to, Multiplayer::TransferMode p_mode, int p_channel) { + ERR_FAIL_COND_V_MSG(p_data.size() < 1, ERR_INVALID_DATA, "Trying to send an empty raw packet."); + ERR_FAIL_COND_V_MSG(!multiplayer_peer.is_valid(), ERR_UNCONFIGURED, "Trying to send a raw packet while no multiplayer peer is active."); + ERR_FAIL_COND_V_MSG(multiplayer_peer->get_connection_status() != MultiplayerPeer::CONNECTION_CONNECTED, ERR_UNCONFIGURED, "Trying to send a raw packet via a multiplayer peer which is not connected."); + + if (packet_cache.size() < p_data.size() + 1) { + packet_cache.resize(p_data.size() + 1); + } + + const uint8_t *r = p_data.ptr(); + packet_cache.write[0] = NETWORK_COMMAND_RAW; + memcpy(&packet_cache.write[1], &r[0], p_data.size()); + + multiplayer_peer->set_target_peer(p_to); + multiplayer_peer->set_transfer_channel(p_channel); + multiplayer_peer->set_transfer_mode(p_mode); + + return multiplayer_peer->put_packet(packet_cache.ptr(), p_data.size() + 1); +} + +void MultiplayerAPI::_process_raw(int p_from, const uint8_t *p_packet, int p_packet_len) { + ERR_FAIL_COND_MSG(p_packet_len < 2, "Invalid packet received. Size too small."); + + Vector<uint8_t> out; + int len = p_packet_len - 1; + out.resize(len); + { + uint8_t *w = out.ptrw(); + memcpy(&w[0], &p_packet[1], len); + } + emit_signal(SNAME("peer_packet"), p_from, out); +} + +bool MultiplayerAPI::is_cache_confirmed(NodePath p_path, int p_peer) { + const PathSentCache *psc = path_send_cache.getptr(p_path); + ERR_FAIL_COND_V(!psc, false); + const Map<int, bool>::Element *F = psc->confirmed_peers.find(p_peer); + ERR_FAIL_COND_V(!F, false); // Should never happen. + return F->get(); +} + +bool MultiplayerAPI::send_confirm_path(Node *p_node, NodePath p_path, int p_peer_id, int &r_id) { + // See if the path is cached. + PathSentCache *psc = path_send_cache.getptr(p_path); + if (!psc) { + // Path is not cached, create. + path_send_cache[p_path] = PathSentCache(); + psc = path_send_cache.getptr(p_path); + psc->id = last_send_cache_id++; + } + r_id = psc->id; + + // See if all peers have cached path (if so, call can be fast). + return _send_confirm_path(p_node, p_path, psc, p_peer_id); +} + +Node *MultiplayerAPI::get_cached_node(int p_from, uint32_t p_node_id) { + Map<int, PathGetCache>::Element *E = path_get_cache.find(p_from); + ERR_FAIL_COND_V_MSG(!E, nullptr, vformat("No cache found for peer %d.", p_from)); + + Map<int, PathGetCache::NodeInfo>::Element *F = E->get().nodes.find(p_node_id); + ERR_FAIL_COND_V_MSG(!F, nullptr, vformat("ID %d not found in cache of peer %d.", p_node_id, p_from)); + + PathGetCache::NodeInfo *ni = &F->get(); + Node *node = root_node->get_node(ni->path); + if (!node) { + ERR_PRINT("Failed to get cached path: " + String(ni->path) + "."); + } + return node; +} + +int MultiplayerAPI::get_unique_id() const { + ERR_FAIL_COND_V_MSG(!multiplayer_peer.is_valid(), 0, "No multiplayer peer is assigned. Unable to get unique ID."); + return multiplayer_peer->get_unique_id(); +} + +bool MultiplayerAPI::is_server() const { + return multiplayer_peer.is_valid() && multiplayer_peer->is_server(); +} + +void MultiplayerAPI::set_refuse_new_connections(bool p_refuse) { + ERR_FAIL_COND_MSG(!multiplayer_peer.is_valid(), "No multiplayer peer is assigned. Unable to set 'refuse_new_connections'."); + multiplayer_peer->set_refuse_new_connections(p_refuse); +} + +bool MultiplayerAPI::is_refusing_new_connections() const { + ERR_FAIL_COND_V_MSG(!multiplayer_peer.is_valid(), false, "No multiplayer peer is assigned. Unable to get 'refuse_new_connections'."); + return multiplayer_peer->is_refusing_new_connections(); +} + +Vector<int> MultiplayerAPI::get_peer_ids() const { + ERR_FAIL_COND_V_MSG(!multiplayer_peer.is_valid(), Vector<int>(), "No multiplayer peer is assigned. Assume no peers are connected."); + + Vector<int> ret; + for (Set<int>::Element *E = connected_peers.front(); E; E = E->next()) { + ret.push_back(E->get()); + } + + return ret; +} + +void MultiplayerAPI::set_allow_object_decoding(bool p_enable) { + allow_object_decoding = p_enable; +} + +bool MultiplayerAPI::is_object_decoding_allowed() const { + return allow_object_decoding; +} + +void MultiplayerAPI::scene_enter_exit_notify(const String &p_scene, Node *p_node, bool p_enter) { + replicator->scene_enter_exit_notify(p_scene, p_node, p_enter); +} + +void MultiplayerAPI::rpcp(Node *p_node, int p_peer_id, const StringName &p_method, const Variant **p_arg, int p_argcount) { + rpc_manager->rpcp(p_node, p_peer_id, p_method, p_arg, p_argcount); +} + +void MultiplayerAPI::_bind_methods() { + ClassDB::bind_method(D_METHOD("set_root_node", "node"), &MultiplayerAPI::set_root_node); + ClassDB::bind_method(D_METHOD("get_root_node"), &MultiplayerAPI::get_root_node); + ClassDB::bind_method(D_METHOD("send_bytes", "bytes", "id", "mode", "channel"), &MultiplayerAPI::send_bytes, DEFVAL(MultiplayerPeer::TARGET_PEER_BROADCAST), DEFVAL(Multiplayer::TRANSFER_MODE_RELIABLE), DEFVAL(0)); + ClassDB::bind_method(D_METHOD("has_multiplayer_peer"), &MultiplayerAPI::has_multiplayer_peer); + ClassDB::bind_method(D_METHOD("get_multiplayer_peer"), &MultiplayerAPI::get_multiplayer_peer); + ClassDB::bind_method(D_METHOD("set_multiplayer_peer", "peer"), &MultiplayerAPI::set_multiplayer_peer); + ClassDB::bind_method(D_METHOD("get_unique_id"), &MultiplayerAPI::get_unique_id); + ClassDB::bind_method(D_METHOD("is_server"), &MultiplayerAPI::is_server); + ClassDB::bind_method(D_METHOD("get_remote_sender_id"), &MultiplayerAPI::get_remote_sender_id); + ClassDB::bind_method(D_METHOD("poll"), &MultiplayerAPI::poll); + ClassDB::bind_method(D_METHOD("clear"), &MultiplayerAPI::clear); + + ClassDB::bind_method(D_METHOD("get_peers"), &MultiplayerAPI::get_peer_ids); + ClassDB::bind_method(D_METHOD("set_refuse_new_connections", "refuse"), &MultiplayerAPI::set_refuse_new_connections); + ClassDB::bind_method(D_METHOD("is_refusing_new_connections"), &MultiplayerAPI::is_refusing_new_connections); + ClassDB::bind_method(D_METHOD("set_allow_object_decoding", "enable"), &MultiplayerAPI::set_allow_object_decoding); + ClassDB::bind_method(D_METHOD("is_object_decoding_allowed"), &MultiplayerAPI::is_object_decoding_allowed); + ClassDB::bind_method(D_METHOD("get_replicator"), &MultiplayerAPI::get_replicator); + + ADD_PROPERTY(PropertyInfo(Variant::BOOL, "allow_object_decoding"), "set_allow_object_decoding", "is_object_decoding_allowed"); + ADD_PROPERTY(PropertyInfo(Variant::BOOL, "refuse_new_connections"), "set_refuse_new_connections", "is_refusing_new_connections"); + ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "multiplayer_peer", PROPERTY_HINT_RESOURCE_TYPE, "MultiplayerPeer", PROPERTY_USAGE_NONE), "set_multiplayer_peer", "get_multiplayer_peer"); + ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "root_node", PROPERTY_HINT_RESOURCE_TYPE, "Node", PROPERTY_USAGE_NONE), "set_root_node", "get_root_node"); + ADD_PROPERTY_DEFAULT("refuse_new_connections", false); + ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "replicator", PROPERTY_HINT_RESOURCE_TYPE, "MultiplayerReplicator", PROPERTY_USAGE_NONE), "", "get_replicator"); + + ADD_SIGNAL(MethodInfo("peer_connected", PropertyInfo(Variant::INT, "id"))); + ADD_SIGNAL(MethodInfo("peer_disconnected", PropertyInfo(Variant::INT, "id"))); + ADD_SIGNAL(MethodInfo("peer_packet", PropertyInfo(Variant::INT, "id"), PropertyInfo(Variant::PACKED_BYTE_ARRAY, "packet"))); + ADD_SIGNAL(MethodInfo("connected_to_server")); + ADD_SIGNAL(MethodInfo("connection_failed")); + ADD_SIGNAL(MethodInfo("server_disconnected")); +} + +MultiplayerAPI::MultiplayerAPI() { + replicator = memnew(MultiplayerReplicator(this)); + rpc_manager = memnew(RPCManager(this)); + clear(); +} + +MultiplayerAPI::~MultiplayerAPI() { + clear(); + memdelete(replicator); + memdelete(rpc_manager); +} diff --git a/core/io/multiplayer_api.h b/core/multiplayer/multiplayer_api.h index 3c96a3eed1..1fb0318403 100644 --- a/core/io/multiplayer_api.h +++ b/core/multiplayer/multiplayer_api.h @@ -31,41 +31,17 @@ #ifndef MULTIPLAYER_API_H #define MULTIPLAYER_API_H -#include "core/io/multiplayer_peer.h" -#include "core/io/resource_uid.h" +#include "core/multiplayer/multiplayer.h" +#include "core/multiplayer/multiplayer_peer.h" #include "core/object/ref_counted.h" class MultiplayerReplicator; +class RPCManager; class MultiplayerAPI : public RefCounted { GDCLASS(MultiplayerAPI, RefCounted); public: - enum RPCMode { - RPC_MODE_DISABLED, // No rpc for this method, calls to this will be blocked (default) - RPC_MODE_ANY, // Any peer can call this rpc() - RPC_MODE_AUTHORITY, // Only the node's network authority (server by default) can call this rpc() - }; - - struct RPCConfig { - StringName name; - RPCMode rpc_mode = RPC_MODE_DISABLED; - bool sync = false; - MultiplayerPeer::TransferMode transfer_mode = MultiplayerPeer::TRANSFER_MODE_RELIABLE; - int channel = 0; - - bool operator==(RPCConfig const &p_other) const { - return name == p_other.name; - } - }; - - struct SortRPCConfig { - StringName::AlphCompare compare; - bool operator()(const RPCConfig &p_a, const RPCConfig &p_b) const { - return compare(p_a.name, p_b.name); - } - }; - enum NetworkCommands { NETWORK_COMMAND_REMOTE_CALL = 0, NETWORK_COMMAND_SIMPLIFY_PATH, @@ -73,24 +49,20 @@ public: NETWORK_COMMAND_RAW, NETWORK_COMMAND_SPAWN, NETWORK_COMMAND_DESPAWN, - NETWORK_COMMAND_SYNC, // This is the max we can have. We should optmize simplify/confirm, possibly spawn/despawn. + NETWORK_COMMAND_SYNC, }; - enum NetworkNodeIdCompression { - NETWORK_NODE_ID_COMPRESSION_8 = 0, - NETWORK_NODE_ID_COMPRESSION_16, - NETWORK_NODE_ID_COMPRESSION_32, - }; - - enum NetworkNameIdCompression { - NETWORK_NAME_ID_COMPRESSION_8 = 0, - NETWORK_NAME_ID_COMPRESSION_16, + // For each command, the 4 MSB can contain custom flags, as defined by subsystems. + enum { + CMD_FLAG_0_SHIFT = 4, + CMD_FLAG_1_SHIFT = 5, + CMD_FLAG_2_SHIFT = 6, + CMD_FLAG_3_SHIFT = 7, }; + // This is the mask that will be used to extract the command. enum { - NODE_ID_COMPRESSION_SHIFT = 3, - NAME_ID_COMPRESSION_SHIFT = 5, - BYTE_ONLY_OR_NO_ARGS_SHIFT = 6, + CMD_MASK = 7, // 0x7 -> 0b00001111 }; private: @@ -110,49 +82,52 @@ private: Map<int, NodeInfo> nodes; }; - Ref<MultiplayerPeer> network_peer; - int rpc_sender_id = 0; + Ref<MultiplayerPeer> multiplayer_peer; Set<int> connected_peers; + int remote_sender_id = 0; + int remote_sender_override = 0; + HashMap<NodePath, PathSentCache> path_send_cache; Map<int, PathGetCache> path_get_cache; int last_send_cache_id; Vector<uint8_t> packet_cache; + Node *root_node = nullptr; bool allow_object_decoding = false; + MultiplayerReplicator *replicator = nullptr; + RPCManager *rpc_manager = nullptr; protected: static void _bind_methods(); + bool _send_confirm_path(Node *p_node, NodePath p_path, PathSentCache *psc, int p_target); void _process_packet(int p_from, const uint8_t *p_packet, int p_packet_len); void _process_simplify_path(int p_from, const uint8_t *p_packet, int p_packet_len); void _process_confirm_path(int p_from, const uint8_t *p_packet, int p_packet_len); - Node *_process_get_node(int p_from, const uint8_t *p_packet, uint32_t p_node_target, int p_packet_len); - void _process_rpc(Node *p_node, const uint16_t p_rpc_method_id, int p_from, const uint8_t *p_packet, int p_packet_len, int p_offset); void _process_raw(int p_from, const uint8_t *p_packet, int p_packet_len); - void _send_rpc(Node *p_from, int p_to, uint16_t p_rpc_id, const RPCConfig &p_config, const StringName &p_name, const Variant **p_arg, int p_argcount); - bool _send_confirm_path(Node *p_node, NodePath p_path, PathSentCache *psc, int p_target); - public: void poll(); void clear(); void set_root_node(Node *p_node); Node *get_root_node(); - void set_network_peer(const Ref<MultiplayerPeer> &p_peer); - Ref<MultiplayerPeer> get_network_peer() const; - Error send_bytes(Vector<uint8_t> p_data, int p_to = MultiplayerPeer::TARGET_PEER_BROADCAST, MultiplayerPeer::TransferMode p_mode = MultiplayerPeer::TRANSFER_MODE_RELIABLE, int p_channel = 0); + void set_multiplayer_peer(const Ref<MultiplayerPeer> &p_peer); + Ref<MultiplayerPeer> get_multiplayer_peer() const; + + Error send_bytes(Vector<uint8_t> p_data, int p_to = MultiplayerPeer::TARGET_PEER_BROADCAST, Multiplayer::TransferMode p_mode = Multiplayer::TRANSFER_MODE_RELIABLE, int p_channel = 0); Error encode_and_compress_variant(const Variant &p_variant, uint8_t *p_buffer, int &r_len); Error decode_and_decompress_variant(Variant &r_variant, const uint8_t *p_buffer, int p_len, int *r_len); // Called by Node.rpc - void rpcp(Node *p_node, int p_peer_id, bool p_unreliable, const StringName &p_method, const Variant **p_arg, int p_argcount); + void rpcp(Node *p_node, int p_peer_id, const StringName &p_method, const Variant **p_arg, int p_argcount); // Called by Node._notification void scene_enter_exit_notify(const String &p_scene, Node *p_node, bool p_enter); // Called by replicator bool send_confirm_path(Node *p_node, NodePath p_path, int p_target, int &p_id); Node *get_cached_node(int p_from, uint32_t p_node_id); + bool is_cache_confirmed(NodePath p_path, int p_peer); void _add_peer(int p_id); void _del_peer(int p_id); @@ -160,23 +135,28 @@ public: void _connection_failed(); void _server_disconnected(); - bool has_network_peer() const { return network_peer.is_valid(); } - Vector<int> get_network_connected_peers() const; - int get_rpc_sender_id() const { return rpc_sender_id; } - int get_network_unique_id() const; - bool is_network_server() const; - void set_refuse_new_network_connections(bool p_refuse); - bool is_refusing_new_network_connections() const; + bool has_multiplayer_peer() const { return multiplayer_peer.is_valid(); } + Vector<int> get_peer_ids() const; + const Set<int> get_connected_peers() const { return connected_peers; } + int get_remote_sender_id() const { return remote_sender_override ? remote_sender_override : remote_sender_id; } + void set_remote_sender_override(int p_id) { remote_sender_override = p_id; } + int get_unique_id() const; + bool is_server() const; + void set_refuse_new_connections(bool p_refuse); + bool is_refusing_new_connections() const; void set_allow_object_decoding(bool p_enable); bool is_object_decoding_allowed() const; - MultiplayerReplicator *get_replicator() const; + MultiplayerReplicator *get_replicator() const { return replicator; } + RPCManager *get_rpc_manager() const { return rpc_manager; } + +#ifdef DEBUG_ENABLED + void profile_bandwidth(const String &p_inout, int p_size); +#endif MultiplayerAPI(); ~MultiplayerAPI(); }; -VARIANT_ENUM_CAST(MultiplayerAPI::RPCMode); - #endif // MULTIPLAYER_API_H diff --git a/core/io/multiplayer_peer.cpp b/core/multiplayer/multiplayer_peer.cpp index 83cf24d7e3..40847102d8 100644 --- a/core/io/multiplayer_peer.cpp +++ b/core/multiplayer/multiplayer_peer.cpp @@ -75,10 +75,6 @@ void MultiplayerPeer::_bind_methods() { ADD_PROPERTY(PropertyInfo(Variant::INT, "transfer_mode", PROPERTY_HINT_ENUM, "Unreliable,Unreliable Ordered,Reliable"), "set_transfer_mode", "get_transfer_mode"); ADD_PROPERTY(PropertyInfo(Variant::INT, "transfer_channel", PROPERTY_HINT_RANGE, "0,255,1"), "set_transfer_channel", "get_transfer_channel"); - BIND_ENUM_CONSTANT(TRANSFER_MODE_UNRELIABLE); - BIND_ENUM_CONSTANT(TRANSFER_MODE_UNRELIABLE_ORDERED); - BIND_ENUM_CONSTANT(TRANSFER_MODE_RELIABLE); - BIND_ENUM_CONSTANT(CONNECTION_DISCONNECTED); BIND_ENUM_CONSTANT(CONNECTION_CONNECTING); BIND_ENUM_CONSTANT(CONNECTION_CONNECTED); diff --git a/core/io/multiplayer_peer.h b/core/multiplayer/multiplayer_peer.h index 7ca4e7930b..ba00c3b41b 100644 --- a/core/io/multiplayer_peer.h +++ b/core/multiplayer/multiplayer_peer.h @@ -32,6 +32,7 @@ #define NETWORKED_MULTIPLAYER_PEER_H #include "core/io/packet_peer.h" +#include "core/multiplayer/multiplayer.h" class MultiplayerPeer : public PacketPeer { GDCLASS(MultiplayerPeer, PacketPeer); @@ -44,11 +45,6 @@ public: TARGET_PEER_BROADCAST = 0, TARGET_PEER_SERVER = 1 }; - enum TransferMode { - TRANSFER_MODE_UNRELIABLE, - TRANSFER_MODE_UNRELIABLE_ORDERED, - TRANSFER_MODE_RELIABLE, - }; enum ConnectionStatus { CONNECTION_DISCONNECTED, @@ -58,8 +54,8 @@ public: virtual void set_transfer_channel(int p_channel) = 0; virtual int get_transfer_channel() const = 0; - virtual void set_transfer_mode(TransferMode p_mode) = 0; - virtual TransferMode get_transfer_mode() const = 0; + virtual void set_transfer_mode(Multiplayer::TransferMode p_mode) = 0; + virtual Multiplayer::TransferMode get_transfer_mode() const = 0; virtual void set_target_peer(int p_peer_id) = 0; virtual int get_packet_peer() const = 0; @@ -79,7 +75,6 @@ public: MultiplayerPeer() {} }; -VARIANT_ENUM_CAST(MultiplayerPeer::TransferMode) VARIANT_ENUM_CAST(MultiplayerPeer::ConnectionStatus) #endif // NETWORKED_MULTIPLAYER_PEER_H diff --git a/core/io/multiplayer_replicator.cpp b/core/multiplayer/multiplayer_replicator.cpp index 1642aab136..17af2c5ef8 100644 --- a/core/io/multiplayer_replicator.cpp +++ b/core/multiplayer/multiplayer_replicator.cpp @@ -28,7 +28,7 @@ /* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ /*************************************************************************/ -#include "core/io/multiplayer_replicator.h" +#include "core/multiplayer/multiplayer_replicator.h" #include "core/io/marshalls.h" #include "scene/main/node.h" @@ -88,7 +88,7 @@ Error MultiplayerReplicator::_sync_all_default(const ResourceUID::ID &p_scene_id } int ofs = 0; uint8_t *ptr = packet_cache.ptrw(); - ptr[0] = MultiplayerAPI::NETWORK_COMMAND_SYNC + ((same_size ? 1 : 0) << MultiplayerAPI::BYTE_ONLY_OR_NO_ARGS_SHIFT); + ptr[0] = MultiplayerAPI::NETWORK_COMMAND_SYNC | (same_size ? BYTE_OR_ZERO_FLAG : 0); ofs = 1; ofs += encode_uint64(p_scene_id, &ptr[ofs]); ptr[ofs] = cfg.sync_recv++; @@ -113,19 +113,19 @@ Error MultiplayerReplicator::_sync_all_default(const ResourceUID::ID &p_scene_id ERR_CONTINUE(err); ofs += size; } - Ref<MultiplayerPeer> network_peer = multiplayer->get_network_peer(); - network_peer->set_target_peer(p_peer); - network_peer->set_transfer_channel(0); - network_peer->set_transfer_mode(MultiplayerPeer::TRANSFER_MODE_UNRELIABLE); - return network_peer->put_packet(ptr, ofs); + Ref<MultiplayerPeer> peer = multiplayer->get_multiplayer_peer(); + peer->set_target_peer(p_peer); + peer->set_transfer_channel(0); + peer->set_transfer_mode(Multiplayer::TRANSFER_MODE_UNRELIABLE); + return peer->put_packet(ptr, ofs); } void MultiplayerReplicator::_process_default_sync(const ResourceUID::ID &p_id, const uint8_t *p_packet, int p_packet_len) { ERR_FAIL_COND_MSG(p_packet_len < SYNC_CMD_OFFSET + 5, "Invalid spawn packet received"); ERR_FAIL_COND_MSG(!replications.has(p_id), "Invalid spawn ID received " + itos(p_id)); SceneConfig &cfg = replications[p_id]; - ERR_FAIL_COND_MSG(cfg.mode != REPLICATION_MODE_SERVER || multiplayer->is_network_server(), "The defualt implementation only allows sync packets from the server"); - const bool same_size = ((p_packet[0] & 64) >> MultiplayerAPI::BYTE_ONLY_OR_NO_ARGS_SHIFT) == 1; + ERR_FAIL_COND_MSG(cfg.mode != REPLICATION_MODE_SERVER || multiplayer->is_server(), "The defualt implementation only allows sync packets from the server"); + const bool same_size = p_packet[0] & BYTE_OR_ZERO_FLAG; int ofs = SYNC_CMD_OFFSET; int time = p_packet[ofs]; // Skip old update. @@ -189,6 +189,8 @@ Error MultiplayerReplicator::_send_default_spawn_despawn(int p_peer_id, const Re bool is_raw = false; if (state_variants.size() == 1 && state_variants[0].get_type() == Variant::PACKED_BYTE_ARRAY) { is_raw = true; + const PackedByteArray pba = state_variants[0]; + state_len = pba.size(); } else if (state_variants.size()) { err = _encode_state(state_variants, nullptr, state_len); ERR_FAIL_COND_V(err, err); @@ -216,7 +218,7 @@ Error MultiplayerReplicator::_send_default_spawn_despawn(int p_peer_id, const Re int nlen = encode_cstring(cname.get_data(), nullptr); MAKE_ROOM(SPAWN_CMD_OFFSET + 4 + 4 + nlen + state_len); uint8_t *ptr = packet_cache.ptrw(); - ptr[0] = (p_spawn ? MultiplayerAPI::NETWORK_COMMAND_SPAWN : MultiplayerAPI::NETWORK_COMMAND_DESPAWN) + ((is_raw ? 1 : 0) << MultiplayerAPI::BYTE_ONLY_OR_NO_ARGS_SHIFT); + ptr[0] = (p_spawn ? MultiplayerAPI::NETWORK_COMMAND_SPAWN : MultiplayerAPI::NETWORK_COMMAND_DESPAWN) | (is_raw ? BYTE_OR_ZERO_FLAG : 0); ofs = 1; ofs += encode_uint64(p_scene_id, &ptr[ofs]); ofs += encode_uint32(path_id, &ptr[ofs]); @@ -231,11 +233,11 @@ Error MultiplayerReplicator::_send_default_spawn_despawn(int p_peer_id, const Re memcpy(&ptr[ofs], pba.ptr(), state_len); } - Ref<MultiplayerPeer> network_peer = multiplayer->get_network_peer(); - network_peer->set_target_peer(p_peer_id); - network_peer->set_transfer_channel(0); - network_peer->set_transfer_mode(MultiplayerPeer::TRANSFER_MODE_RELIABLE); - return network_peer->put_packet(ptr, ofs + state_len); + Ref<MultiplayerPeer> peer = multiplayer->get_multiplayer_peer(); + peer->set_target_peer(p_peer_id); + peer->set_transfer_channel(0); + peer->set_transfer_mode(Multiplayer::TRANSFER_MODE_RELIABLE); + return peer->put_packet(ptr, ofs + state_len); } void MultiplayerReplicator::_process_default_spawn_despawn(int p_from, const ResourceUID::ID &p_scene_id, const uint8_t *p_packet, int p_packet_len, bool p_spawn) { @@ -260,7 +262,7 @@ void MultiplayerReplicator::_process_default_spawn_despawn(int p_from, const Res if (cfg.mode == REPLICATION_MODE_SERVER && p_from == 1) { String scene_path = ResourceUID::get_singleton()->get_id_path(p_scene_id); if (p_spawn) { - const bool is_raw = ((p_packet[0] & 64) >> MultiplayerAPI::BYTE_ONLY_OR_NO_ARGS_SHIFT) == 1; + const bool is_raw = ((p_packet[0] & BYTE_OR_ZERO_FLAG) >> BYTE_OR_ZERO_SHIFT) == 1; ERR_FAIL_COND_MSG(parent->has_node(name), vformat("Unable to spawn node. Node already exists: %s/%s", parent->get_path(), name)); RES res = ResourceLoader::load(scene_path); @@ -306,7 +308,7 @@ void MultiplayerReplicator::process_spawn_despawn(int p_from, const uint8_t *p_p const SceneConfig &cfg = replications[id]; if (cfg.on_spawn_despawn_receive.is_valid()) { int ofs = SPAWN_CMD_OFFSET; - bool is_raw = ((p_packet[0] & 64) >> MultiplayerAPI::BYTE_ONLY_OR_NO_ARGS_SHIFT) == 1; + bool is_raw = ((p_packet[0] & BYTE_OR_ZERO_FLAG) >> BYTE_OR_ZERO_SHIFT) == 1; Variant data; int left = p_packet_len - ofs; if (is_raw && left) { @@ -464,7 +466,7 @@ Error MultiplayerReplicator::spawn_config(const ResourceUID::ID &p_id, Replicati SceneConfig cfg; cfg.mode = p_mode; for (int i = 0; i < p_props.size(); i++) { - cfg.properties.push_back(StringName(p_props[i])); + cfg.properties.push_back(p_props[i]); } cfg.on_spawn_despawn_send = p_on_send; cfg.on_spawn_despawn_receive = p_on_recv; @@ -503,7 +505,7 @@ Error MultiplayerReplicator::_send_spawn_despawn(int p_peer_id, const ResourceUI } MAKE_ROOM(SPAWN_CMD_OFFSET + data_size); uint8_t *ptr = packet_cache.ptrw(); - ptr[0] = (p_spawn ? MultiplayerAPI::NETWORK_COMMAND_SPAWN : MultiplayerAPI::NETWORK_COMMAND_DESPAWN) + ((is_raw ? 1 : 0) << MultiplayerAPI::BYTE_ONLY_OR_NO_ARGS_SHIFT); + ptr[0] = (p_spawn ? MultiplayerAPI::NETWORK_COMMAND_SPAWN : MultiplayerAPI::NETWORK_COMMAND_DESPAWN) + ((is_raw ? 1 : 0) << BYTE_OR_ZERO_SHIFT); encode_uint64(p_scene_id, &ptr[1]); if (p_data.get_type() == Variant::PACKED_BYTE_ARRAY) { const PackedByteArray pba = p_data; @@ -511,21 +513,21 @@ Error MultiplayerReplicator::_send_spawn_despawn(int p_peer_id, const ResourceUI } else if (data_size) { encode_variant(p_data, &ptr[SPAWN_CMD_OFFSET], data_size); } - Ref<MultiplayerPeer> network_peer = multiplayer->get_network_peer(); - network_peer->set_target_peer(p_peer_id); - network_peer->set_transfer_channel(0); - network_peer->set_transfer_mode(MultiplayerPeer::TRANSFER_MODE_RELIABLE); - return network_peer->put_packet(ptr, SPAWN_CMD_OFFSET + data_size); + Ref<MultiplayerPeer> peer = multiplayer->get_multiplayer_peer(); + peer->set_target_peer(p_peer_id); + peer->set_transfer_channel(0); + peer->set_transfer_mode(Multiplayer::TRANSFER_MODE_RELIABLE); + return peer->put_packet(ptr, SPAWN_CMD_OFFSET + data_size); } Error MultiplayerReplicator::send_despawn(int p_peer_id, const ResourceUID::ID &p_scene_id, const Variant &p_data, const NodePath &p_path) { - ERR_FAIL_COND_V(!multiplayer->has_network_peer(), ERR_UNCONFIGURED); + ERR_FAIL_COND_V(!multiplayer->has_multiplayer_peer(), ERR_UNCONFIGURED); ERR_FAIL_COND_V_MSG(!replications.has(p_scene_id), ERR_INVALID_PARAMETER, vformat("Spawnable not found: %d", p_scene_id)); const SceneConfig &cfg = replications[p_scene_id]; if (cfg.on_spawn_despawn_send.is_valid()) { return _send_spawn_despawn(p_peer_id, p_scene_id, p_data, true); } else { - ERR_FAIL_COND_V_MSG(cfg.mode == REPLICATION_MODE_SERVER && multiplayer->is_network_server(), ERR_UNAVAILABLE, "Manual despawn is restricted in default server mode implementation. Use custom mode if you desire control over server spawn requests."); + ERR_FAIL_COND_V_MSG(cfg.mode == REPLICATION_MODE_SERVER && multiplayer->is_server(), ERR_UNAVAILABLE, "Manual despawn is restricted in default server mode implementation. Use custom mode if you desire control over server spawn requests."); NodePath path = p_path; Object *obj = p_data.get_type() == Variant::OBJECT ? p_data.get_validated_object() : nullptr; if (path.is_empty() && obj) { @@ -540,13 +542,13 @@ Error MultiplayerReplicator::send_despawn(int p_peer_id, const ResourceUID::ID & } Error MultiplayerReplicator::send_spawn(int p_peer_id, const ResourceUID::ID &p_scene_id, const Variant &p_data, const NodePath &p_path) { - ERR_FAIL_COND_V(!multiplayer->has_network_peer(), ERR_UNCONFIGURED); + ERR_FAIL_COND_V(!multiplayer->has_multiplayer_peer(), ERR_UNCONFIGURED); ERR_FAIL_COND_V_MSG(!replications.has(p_scene_id), ERR_INVALID_PARAMETER, vformat("Spawnable not found: %d", p_scene_id)); const SceneConfig &cfg = replications[p_scene_id]; if (cfg.on_spawn_despawn_send.is_valid()) { return _send_spawn_despawn(p_peer_id, p_scene_id, p_data, false); } else { - ERR_FAIL_COND_V_MSG(cfg.mode == REPLICATION_MODE_SERVER && multiplayer->is_network_server(), ERR_UNAVAILABLE, "Manual spawn is restricted in default server mode implementation. Use custom mode if you desire control over server spawn requests."); + ERR_FAIL_COND_V_MSG(cfg.mode == REPLICATION_MODE_SERVER && multiplayer->is_server(), ERR_UNAVAILABLE, "Manual spawn is restricted in default server mode implementation. Use custom mode if you desire control over server spawn requests."); NodePath path = p_path; Object *obj = p_data.get_type() == Variant::OBJECT ? p_data.get_validated_object() : nullptr; ERR_FAIL_COND_V_MSG(!obj, ERR_INVALID_PARAMETER, "Spawn default implementation requires the data to be an object."); @@ -617,7 +619,7 @@ Error MultiplayerReplicator::decode_state(const ResourceUID::ID &p_scene_id, Obj } void MultiplayerReplicator::scene_enter_exit_notify(const String &p_scene, Node *p_node, bool p_enter) { - if (!multiplayer->has_network_peer()) { + if (!multiplayer->has_multiplayer_peer()) { return; } Node *root_node = multiplayer->get_root_node(); @@ -632,14 +634,14 @@ void MultiplayerReplicator::scene_enter_exit_notify(const String &p_scene, Node } const SceneConfig &cfg = replications[id]; if (p_enter) { - if (cfg.mode == REPLICATION_MODE_SERVER && multiplayer->is_network_server()) { + if (cfg.mode == REPLICATION_MODE_SERVER && multiplayer->is_server()) { replicated_nodes[p_node->get_instance_id()] = id; _track(id, p_node); spawn(id, p_node, 0); } emit_signal(SNAME("replicated_instance_added"), id, p_node); } else { - if (cfg.mode == REPLICATION_MODE_SERVER && multiplayer->is_network_server() && replicated_nodes.has(p_node->get_instance_id())) { + if (cfg.mode == REPLICATION_MODE_SERVER && multiplayer->is_server() && replicated_nodes.has(p_node->get_instance_id())) { replicated_nodes.erase(p_node->get_instance_id()); _untrack(id, p_node); despawn(id, p_node, 0); @@ -664,7 +666,7 @@ void MultiplayerReplicator::poll() { if (!E.value.sync_interval) { continue; } - if (E.value.mode == REPLICATION_MODE_SERVER && !multiplayer->is_network_server()) { + if (E.value.mode == REPLICATION_MODE_SERVER && !multiplayer->is_server()) { continue; } uint64_t time = OS::get_singleton()->get_ticks_usec(); @@ -738,8 +740,8 @@ Error MultiplayerReplicator::sync_all(const ResourceUID::ID &p_scene_id, int p_p return OK; } -Error MultiplayerReplicator::send_sync(int p_peer_id, const ResourceUID::ID &p_scene_id, PackedByteArray p_data, MultiplayerPeer::TransferMode p_transfer_mode, int p_channel) { - ERR_FAIL_COND_V(!multiplayer->has_network_peer(), ERR_UNCONFIGURED); +Error MultiplayerReplicator::send_sync(int p_peer_id, const ResourceUID::ID &p_scene_id, PackedByteArray p_data, Multiplayer::TransferMode p_transfer_mode, int p_channel) { + ERR_FAIL_COND_V(!multiplayer->has_multiplayer_peer(), ERR_UNCONFIGURED); ERR_FAIL_COND_V(!replications.has(p_scene_id), ERR_INVALID_PARAMETER); const SceneConfig &cfg = replications[p_scene_id]; ERR_FAIL_COND_V_MSG(!cfg.on_sync_send.is_valid(), ERR_UNCONFIGURED, "Sending raw sync messages is only available with custom functions"); @@ -747,11 +749,11 @@ Error MultiplayerReplicator::send_sync(int p_peer_id, const ResourceUID::ID &p_s uint8_t *ptr = packet_cache.ptrw(); ptr[0] = MultiplayerAPI::NETWORK_COMMAND_SYNC; encode_uint64(p_scene_id, &ptr[1]); - Ref<MultiplayerPeer> network_peer = multiplayer->get_network_peer(); - network_peer->set_target_peer(p_peer_id); - network_peer->set_transfer_channel(p_channel); - network_peer->set_transfer_mode(p_transfer_mode); - return network_peer->put_packet(ptr, SYNC_CMD_OFFSET + p_data.size()); + Ref<MultiplayerPeer> peer = multiplayer->get_multiplayer_peer(); + peer->set_target_peer(p_peer_id); + peer->set_transfer_channel(p_channel); + peer->set_transfer_mode(p_transfer_mode); + return peer->put_packet(ptr, SYNC_CMD_OFFSET + p_data.size()); } void MultiplayerReplicator::clear() { @@ -766,7 +768,7 @@ void MultiplayerReplicator::_bind_methods() { ClassDB::bind_method(D_METHOD("spawn", "scene_id", "object", "peer_id"), &MultiplayerReplicator::spawn, DEFVAL(0)); ClassDB::bind_method(D_METHOD("send_despawn", "peer_id", "scene_id", "data", "path"), &MultiplayerReplicator::send_despawn, DEFVAL(Variant()), DEFVAL(NodePath())); ClassDB::bind_method(D_METHOD("send_spawn", "peer_id", "scene_id", "data", "path"), &MultiplayerReplicator::send_spawn, DEFVAL(Variant()), DEFVAL(NodePath())); - ClassDB::bind_method(D_METHOD("send_sync", "peer_id", "scene_id", "data", "transfer_mode", "channel"), &MultiplayerReplicator::send_sync, DEFVAL(MultiplayerPeer::TRANSFER_MODE_RELIABLE), DEFVAL(0)); + ClassDB::bind_method(D_METHOD("send_sync", "peer_id", "scene_id", "data", "transfer_mode", "channel"), &MultiplayerReplicator::send_sync, DEFVAL(Multiplayer::TRANSFER_MODE_RELIABLE), DEFVAL(0)); ClassDB::bind_method(D_METHOD("sync_all", "scene_id", "peer_id"), &MultiplayerReplicator::sync_all, DEFVAL(0)); ClassDB::bind_method(D_METHOD("track", "scene_id", "object"), &MultiplayerReplicator::track); ClassDB::bind_method(D_METHOD("untrack", "scene_id", "object"), &MultiplayerReplicator::untrack); diff --git a/core/io/multiplayer_replicator.h b/core/multiplayer/multiplayer_replicator.h index 2630ad7a8a..7fa774fdf4 100644 --- a/core/io/multiplayer_replicator.h +++ b/core/multiplayer/multiplayer_replicator.h @@ -31,8 +31,9 @@ #ifndef MULTIPLAYER_REPLICATOR_H #define MULTIPLAYER_REPLICATOR_H -#include "core/io/multiplayer_api.h" +#include "core/multiplayer/multiplayer_api.h" +#include "core/io/resource_uid.h" #include "core/templates/hash_map.h" #include "core/variant/typed_array.h" @@ -68,6 +69,14 @@ protected: static void _bind_methods(); private: + enum { + BYTE_OR_ZERO_SHIFT = MultiplayerAPI::CMD_FLAG_0_SHIFT, + }; + + enum { + BYTE_OR_ZERO_FLAG = 1 << BYTE_OR_ZERO_SHIFT, + }; + MultiplayerAPI *multiplayer = nullptr; Vector<uint8_t> packet_cache; Map<ResourceUID::ID, SceneConfig> replications; @@ -108,7 +117,7 @@ public: // Sync Error sync_config(const ResourceUID::ID &p_id, uint64_t p_interval, const TypedArray<StringName> &p_props = TypedArray<StringName>(), const Callable &p_on_send = Callable(), const Callable &p_on_recv = Callable()); Error sync_all(const ResourceUID::ID &p_scene_id, int p_peer); - Error send_sync(int p_peer_id, const ResourceUID::ID &p_scene_id, PackedByteArray p_data, MultiplayerPeer::TransferMode p_mode, int p_channel); + Error send_sync(int p_peer_id, const ResourceUID::ID &p_scene_id, PackedByteArray p_data, Multiplayer::TransferMode p_mode, int p_channel); void track(const ResourceUID::ID &p_scene_id, Object *p_object); void untrack(const ResourceUID::ID &p_scene_id, Object *p_object); diff --git a/core/multiplayer/rpc_manager.cpp b/core/multiplayer/rpc_manager.cpp new file mode 100644 index 0000000000..915571375e --- /dev/null +++ b/core/multiplayer/rpc_manager.cpp @@ -0,0 +1,525 @@ +/*************************************************************************/ +/* rpc_manager.cpp */ +/*************************************************************************/ +/* 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. */ +/*************************************************************************/ + +#include "core/multiplayer/rpc_manager.h" + +#include "core/debugger/engine_debugger.h" +#include "core/io/marshalls.h" +#include "core/multiplayer/multiplayer_api.h" +#include "scene/main/node.h" + +#ifdef DEBUG_ENABLED +_FORCE_INLINE_ void RPCManager::_profile_node_data(const String &p_what, ObjectID p_id) { + if (EngineDebugger::is_profiling("multiplayer")) { + Array values; + values.push_back("node"); + values.push_back(p_id); + values.push_back(p_what); + EngineDebugger::profiler_add_frame_data("multiplayer", values); + } +} +#else +_FORCE_INLINE_ void RPCManager::_profile_node_data(const String &p_what, ObjectID p_id) {} +#endif + +// Returns the packet size stripping the node path added when the node is not yet cached. +int get_packet_len(uint32_t p_node_target, int p_packet_len) { + if (p_node_target & 0x80000000) { + int ofs = p_node_target & 0x7FFFFFFF; + return p_packet_len - (p_packet_len - ofs); + } else { + return p_packet_len; + } +} + +const Multiplayer::RPCConfig _get_rpc_config(const Node *p_node, const StringName &p_method, uint16_t &r_id) { + const Vector<Multiplayer::RPCConfig> node_config = p_node->get_node_rpc_methods(); + for (int i = 0; i < node_config.size(); i++) { + if (node_config[i].name == p_method) { + r_id = ((uint16_t)i) | (1 << 15); + return node_config[i]; + } + } + if (p_node->get_script_instance()) { + const Vector<Multiplayer::RPCConfig> script_config = p_node->get_script_instance()->get_rpc_methods(); + for (int i = 0; i < script_config.size(); i++) { + if (script_config[i].name == p_method) { + r_id = (uint16_t)i; + return script_config[i]; + } + } + } + return Multiplayer::RPCConfig(); +} + +const Multiplayer::RPCConfig _get_rpc_config_by_id(Node *p_node, uint16_t p_id) { + Vector<Multiplayer::RPCConfig> config; + uint16_t id = p_id; + if (id & (1 << 15)) { + id = id & ~(1 << 15); + config = p_node->get_node_rpc_methods(); + } else if (p_node->get_script_instance()) { + config = p_node->get_script_instance()->get_rpc_methods(); + } + if (id < config.size()) { + return config[id]; + } + return Multiplayer::RPCConfig(); +} + +_FORCE_INLINE_ bool _can_call_mode(Node *p_node, Multiplayer::RPCMode mode, int p_remote_id) { + switch (mode) { + case Multiplayer::RPC_MODE_DISABLED: { + return false; + } break; + case Multiplayer::RPC_MODE_ANY: { + return true; + } break; + case Multiplayer::RPC_MODE_AUTHORITY: { + return !p_node->is_multiplayer_authority() && p_remote_id == p_node->get_multiplayer_authority(); + } break; + } + + return false; +} + +String RPCManager::get_rpc_md5(const Node *p_node) { + String rpc_list; + const Vector<Multiplayer::RPCConfig> node_config = p_node->get_node_rpc_methods(); + for (int i = 0; i < node_config.size(); i++) { + rpc_list += String(node_config[i].name); + } + if (p_node->get_script_instance()) { + const Vector<Multiplayer::RPCConfig> script_config = p_node->get_script_instance()->get_rpc_methods(); + for (int i = 0; i < script_config.size(); i++) { + rpc_list += String(script_config[i].name); + } + } + return rpc_list.md5_text(); +} + +Node *RPCManager::_process_get_node(int p_from, const uint8_t *p_packet, uint32_t p_node_target, int p_packet_len) { + Node *node = nullptr; + + if (p_node_target & 0x80000000) { + // Use full path (not cached yet). + int ofs = p_node_target & 0x7FFFFFFF; + + ERR_FAIL_COND_V_MSG(ofs >= p_packet_len, nullptr, "Invalid packet received. Size smaller than declared."); + + String paths; + paths.parse_utf8((const char *)&p_packet[ofs], p_packet_len - ofs); + + NodePath np = paths; + + node = multiplayer->get_root_node()->get_node(np); + + if (!node) { + ERR_PRINT("Failed to get path from RPC: " + String(np) + "."); + } + return node; + } else { + // Use cached path. + return multiplayer->get_cached_node(p_from, p_node_target); + } +} + +void RPCManager::process_rpc(int p_from, const uint8_t *p_packet, int p_packet_len) { + // Extract packet meta + int packet_min_size = 1; + int name_id_offset = 1; + ERR_FAIL_COND_MSG(p_packet_len < packet_min_size, "Invalid packet received. Size too small."); + // Compute the meta size, which depends on the compression level. + int node_id_compression = (p_packet[0] & NODE_ID_COMPRESSION_FLAG) >> NODE_ID_COMPRESSION_SHIFT; + int name_id_compression = (p_packet[0] & NAME_ID_COMPRESSION_FLAG) >> NAME_ID_COMPRESSION_SHIFT; + + switch (node_id_compression) { + case NETWORK_NODE_ID_COMPRESSION_8: + packet_min_size += 1; + name_id_offset += 1; + break; + case NETWORK_NODE_ID_COMPRESSION_16: + packet_min_size += 2; + name_id_offset += 2; + break; + case NETWORK_NODE_ID_COMPRESSION_32: + packet_min_size += 4; + name_id_offset += 4; + break; + default: + ERR_FAIL_MSG("Was not possible to extract the node id compression mode."); + } + switch (name_id_compression) { + case NETWORK_NAME_ID_COMPRESSION_8: + packet_min_size += 1; + break; + case NETWORK_NAME_ID_COMPRESSION_16: + packet_min_size += 2; + break; + default: + ERR_FAIL_MSG("Was not possible to extract the name id compression mode."); + } + ERR_FAIL_COND_MSG(p_packet_len < packet_min_size, "Invalid packet received. Size too small."); + + uint32_t node_target = 0; + switch (node_id_compression) { + case NETWORK_NODE_ID_COMPRESSION_8: + node_target = p_packet[1]; + break; + case NETWORK_NODE_ID_COMPRESSION_16: + node_target = decode_uint16(p_packet + 1); + break; + case NETWORK_NODE_ID_COMPRESSION_32: + node_target = decode_uint32(p_packet + 1); + break; + default: + // Unreachable, checked before. + CRASH_NOW(); + } + + Node *node = _process_get_node(p_from, p_packet, node_target, p_packet_len); + ERR_FAIL_COND_MSG(node == nullptr, "Invalid packet received. Requested node was not found."); + + uint16_t name_id = 0; + switch (name_id_compression) { + case NETWORK_NAME_ID_COMPRESSION_8: + name_id = p_packet[name_id_offset]; + break; + case NETWORK_NAME_ID_COMPRESSION_16: + name_id = decode_uint16(p_packet + name_id_offset); + break; + default: + // Unreachable, checked before. + CRASH_NOW(); + } + + const int packet_len = get_packet_len(node_target, p_packet_len); + _process_rpc(node, name_id, p_from, p_packet, packet_len, packet_min_size); +} + +void RPCManager::_process_rpc(Node *p_node, const uint16_t p_rpc_method_id, int p_from, const uint8_t *p_packet, int p_packet_len, int p_offset) { + ERR_FAIL_COND_MSG(p_offset > p_packet_len, "Invalid packet received. Size too small."); + + // Check that remote can call the RPC on this node. + const Multiplayer::RPCConfig config = _get_rpc_config_by_id(p_node, p_rpc_method_id); + ERR_FAIL_COND(config.name == StringName()); + + bool can_call = _can_call_mode(p_node, config.rpc_mode, p_from); + ERR_FAIL_COND_MSG(!can_call, "RPC '" + String(config.name) + "' is not allowed on node " + p_node->get_path() + " from: " + itos(p_from) + ". Mode is " + itos((int)config.rpc_mode) + ", authority is " + itos(p_node->get_multiplayer_authority()) + "."); + + int argc = 0; + bool byte_only = false; + + const bool byte_only_or_no_args = p_packet[0] & BYTE_ONLY_OR_NO_ARGS_FLAG; + if (byte_only_or_no_args) { + if (p_offset < p_packet_len) { + // This packet contains only bytes. + argc = 1; + byte_only = true; + } else { + // This rpc calls a method without parameters. + } + } else { + // Normal variant, takes the argument count from the packet. + ERR_FAIL_COND_MSG(p_offset >= p_packet_len, "Invalid packet received. Size too small."); + argc = p_packet[p_offset]; + p_offset += 1; + } + + Vector<Variant> args; + Vector<const Variant *> argp; + args.resize(argc); + argp.resize(argc); + +#ifdef DEBUG_ENABLED + _profile_node_data("in_rpc", p_node->get_instance_id()); +#endif + + if (byte_only) { + Vector<uint8_t> pure_data; + const int len = p_packet_len - p_offset; + pure_data.resize(len); + memcpy(pure_data.ptrw(), &p_packet[p_offset], len); + args.write[0] = pure_data; + argp.write[0] = &args[0]; + p_offset += len; + } else { + for (int i = 0; i < argc; i++) { + ERR_FAIL_COND_MSG(p_offset >= p_packet_len, "Invalid packet received. Size too small."); + + int vlen; + Error err = multiplayer->decode_and_decompress_variant(args.write[i], &p_packet[p_offset], p_packet_len - p_offset, &vlen); + ERR_FAIL_COND_MSG(err != OK, "Invalid packet received. Unable to decode RPC argument."); + + argp.write[i] = &args[i]; + p_offset += vlen; + } + } + + Callable::CallError ce; + + p_node->call(config.name, (const Variant **)argp.ptr(), argc, ce); + if (ce.error != Callable::CallError::CALL_OK) { + String error = Variant::get_call_error_text(p_node, config.name, (const Variant **)argp.ptr(), argc, ce); + error = "RPC - " + error; + ERR_PRINT(error); + } +} + +void RPCManager::_send_rpc(Node *p_from, int p_to, uint16_t p_rpc_id, const Multiplayer::RPCConfig &p_config, const StringName &p_name, const Variant **p_arg, int p_argcount) { + Ref<MultiplayerPeer> peer = multiplayer->get_multiplayer_peer(); + ERR_FAIL_COND_MSG(peer.is_null(), "Attempt to call RPC without active multiplayer peer."); + + ERR_FAIL_COND_MSG(peer->get_connection_status() == MultiplayerPeer::CONNECTION_CONNECTING, "Attempt to call RPC while multiplayer peer is not connected yet."); + + ERR_FAIL_COND_MSG(peer->get_connection_status() == MultiplayerPeer::CONNECTION_DISCONNECTED, "Attempt to call RPC while multiplayer peer is disconnected."); + + ERR_FAIL_COND_MSG(p_argcount > 255, "Too many arguments (>255)."); + + if (p_to != 0 && !multiplayer->get_connected_peers().has(ABS(p_to))) { + ERR_FAIL_COND_MSG(p_to == peer->get_unique_id(), "Attempt to call RPC on yourself! Peer unique ID: " + itos(peer->get_unique_id()) + "."); + + ERR_FAIL_MSG("Attempt to call RPC with unknown peer ID: " + itos(p_to) + "."); + } + + NodePath from_path = (multiplayer->get_root_node()->get_path()).rel_path_to(p_from->get_path()); + ERR_FAIL_COND_MSG(from_path.is_empty(), "Unable to send RPC. Relative path is empty. THIS IS LIKELY A BUG IN THE ENGINE!"); + + // See if all peers have cached path (if so, call can be fast). + int psc_id; + const bool has_all_peers = multiplayer->send_confirm_path(p_from, from_path, p_to, psc_id); + + // Create base packet, lots of hardcode because it must be tight. + + int ofs = 0; + +#define MAKE_ROOM(m_amount) \ + if (packet_cache.size() < m_amount) \ + packet_cache.resize(m_amount); + + // Encode meta. + uint8_t command_type = MultiplayerAPI::NETWORK_COMMAND_REMOTE_CALL; + uint8_t node_id_compression = UINT8_MAX; + uint8_t name_id_compression = UINT8_MAX; + bool byte_only_or_no_args = false; + + MAKE_ROOM(1); + // The meta is composed along the way, so just set 0 for now. + packet_cache.write[0] = 0; + ofs += 1; + + // Encode Node ID. + if (has_all_peers) { + // Compress the node ID only if all the target peers already know it. + if (psc_id >= 0 && psc_id <= 255) { + // We can encode the id in 1 byte + node_id_compression = NETWORK_NODE_ID_COMPRESSION_8; + MAKE_ROOM(ofs + 1); + packet_cache.write[ofs] = static_cast<uint8_t>(psc_id); + ofs += 1; + } else if (psc_id >= 0 && psc_id <= 65535) { + // We can encode the id in 2 bytes + node_id_compression = NETWORK_NODE_ID_COMPRESSION_16; + MAKE_ROOM(ofs + 2); + encode_uint16(static_cast<uint16_t>(psc_id), &(packet_cache.write[ofs])); + ofs += 2; + } else { + // Too big, let's use 4 bytes. + node_id_compression = NETWORK_NODE_ID_COMPRESSION_32; + MAKE_ROOM(ofs + 4); + encode_uint32(psc_id, &(packet_cache.write[ofs])); + ofs += 4; + } + } else { + // The targets don't know the node yet, so we need to use 32 bits int. + node_id_compression = NETWORK_NODE_ID_COMPRESSION_32; + MAKE_ROOM(ofs + 4); + encode_uint32(psc_id, &(packet_cache.write[ofs])); + ofs += 4; + } + + // Encode method ID + if (p_rpc_id <= UINT8_MAX) { + // The ID fits in 1 byte + name_id_compression = NETWORK_NAME_ID_COMPRESSION_8; + MAKE_ROOM(ofs + 1); + packet_cache.write[ofs] = static_cast<uint8_t>(p_rpc_id); + ofs += 1; + } else { + // The ID is larger, let's use 2 bytes + name_id_compression = NETWORK_NAME_ID_COMPRESSION_16; + MAKE_ROOM(ofs + 2); + encode_uint16(p_rpc_id, &(packet_cache.write[ofs])); + ofs += 2; + } + + if (p_argcount == 0) { + byte_only_or_no_args = true; + } else if (p_argcount == 1 && p_arg[0]->get_type() == Variant::PACKED_BYTE_ARRAY) { + byte_only_or_no_args = true; + // Special optimization when only the byte vector is sent. + const Vector<uint8_t> data = *p_arg[0]; + MAKE_ROOM(ofs + data.size()); + memcpy(&(packet_cache.write[ofs]), data.ptr(), sizeof(uint8_t) * data.size()); + ofs += data.size(); + } else { + // Arguments + MAKE_ROOM(ofs + 1); + packet_cache.write[ofs] = p_argcount; + ofs += 1; + for (int i = 0; i < p_argcount; i++) { + int len(0); + Error err = multiplayer->encode_and_compress_variant(*p_arg[i], nullptr, len); + ERR_FAIL_COND_MSG(err != OK, "Unable to encode RPC argument. THIS IS LIKELY A BUG IN THE ENGINE!"); + MAKE_ROOM(ofs + len); + multiplayer->encode_and_compress_variant(*p_arg[i], &(packet_cache.write[ofs]), len); + ofs += len; + } + } + + ERR_FAIL_COND(command_type > 7); + ERR_FAIL_COND(node_id_compression > 3); + ERR_FAIL_COND(name_id_compression > 1); + + // We can now set the meta + packet_cache.write[0] = command_type + (node_id_compression << NODE_ID_COMPRESSION_SHIFT) + (name_id_compression << NAME_ID_COMPRESSION_SHIFT) + (byte_only_or_no_args ? BYTE_ONLY_OR_NO_ARGS_FLAG : 0); + +#ifdef DEBUG_ENABLED + multiplayer->profile_bandwidth("out", ofs); +#endif + + // Take chance and set transfer mode, since all send methods will use it. + peer->set_transfer_channel(p_config.channel); + peer->set_transfer_mode(p_config.transfer_mode); + + if (has_all_peers) { + // They all have verified paths, so send fast. + peer->set_target_peer(p_to); // To all of you. + peer->put_packet(packet_cache.ptr(), ofs); // A message with love. + } else { + // Unreachable because the node ID is never compressed if the peers doesn't know it. + CRASH_COND(node_id_compression != NETWORK_NODE_ID_COMPRESSION_32); + + // Not all verified path, so send one by one. + + // Append path at the end, since we will need it for some packets. + CharString pname = String(from_path).utf8(); + int path_len = encode_cstring(pname.get_data(), nullptr); + MAKE_ROOM(ofs + path_len); + encode_cstring(pname.get_data(), &(packet_cache.write[ofs])); + + for (const int &P : multiplayer->get_connected_peers()) { + if (p_to < 0 && P == -p_to) { + continue; // Continue, excluded. + } + + if (p_to > 0 && P != p_to) { + continue; // Continue, not for this peer. + } + + bool confirmed = multiplayer->is_cache_confirmed(from_path, P); + + peer->set_target_peer(P); // To this one specifically. + + if (confirmed) { + // This one confirmed path, so use id. + encode_uint32(psc_id, &(packet_cache.write[1])); + peer->put_packet(packet_cache.ptr(), ofs); + } else { + // This one did not confirm path yet, so use entire path (sorry!). + encode_uint32(0x80000000 | ofs, &(packet_cache.write[1])); // Offset to path and flag. + peer->put_packet(packet_cache.ptr(), ofs + path_len); + } + } + } +} + +void RPCManager::rpcp(Node *p_node, int p_peer_id, const StringName &p_method, const Variant **p_arg, int p_argcount) { + Ref<MultiplayerPeer> peer = multiplayer->get_multiplayer_peer(); + ERR_FAIL_COND_MSG(!peer.is_valid(), "Trying to call an RPC while no multiplayer peer is active."); + ERR_FAIL_COND_MSG(!p_node->is_inside_tree(), "Trying to call an RPC on a node which is not inside SceneTree."); + ERR_FAIL_COND_MSG(peer->get_connection_status() != MultiplayerPeer::CONNECTION_CONNECTED, "Trying to call an RPC via a multiplayer peer which is not connected."); + + int node_id = peer->get_unique_id(); + bool call_local_native = false; + bool call_local_script = false; + uint16_t rpc_id = UINT16_MAX; + const Multiplayer::RPCConfig config = _get_rpc_config(p_node, p_method, rpc_id); + ERR_FAIL_COND_MSG(config.name == StringName(), + vformat("Unable to get the RPC configuration for the function \"%s\" at path: \"%s\". This happens when the method is not marked for RPCs.", p_method, p_node->get_path())); + if (p_peer_id == 0 || p_peer_id == node_id || (p_peer_id < 0 && p_peer_id != -node_id)) { + if (rpc_id & (1 << 15)) { + call_local_native = config.sync; + } else { + call_local_script = config.sync; + } + } + + if (p_peer_id != node_id) { +#ifdef DEBUG_ENABLED + _profile_node_data("out_rpc", p_node->get_instance_id()); +#endif + + _send_rpc(p_node, p_peer_id, rpc_id, config, p_method, p_arg, p_argcount); + } + + if (call_local_native) { + Callable::CallError ce; + + multiplayer->set_remote_sender_override(peer->get_unique_id()); + p_node->call(p_method, p_arg, p_argcount, ce); + multiplayer->set_remote_sender_override(0); + + if (ce.error != Callable::CallError::CALL_OK) { + String error = Variant::get_call_error_text(p_node, p_method, p_arg, p_argcount, ce); + error = "rpc() aborted in local call: - " + error + "."; + ERR_PRINT(error); + return; + } + } + + if (call_local_script) { + Callable::CallError ce; + ce.error = Callable::CallError::CALL_OK; + + multiplayer->set_remote_sender_override(peer->get_unique_id()); + p_node->get_script_instance()->call(p_method, p_arg, p_argcount, ce); + multiplayer->set_remote_sender_override(0); + + if (ce.error != Callable::CallError::CALL_OK) { + String error = Variant::get_call_error_text(p_node, p_method, p_arg, p_argcount, ce); + error = "rpc() aborted in script local call: - " + error + "."; + ERR_PRINT(error); + return; + } + } + + ERR_FAIL_COND_MSG(p_peer_id == node_id && !config.sync, "RPC '" + p_method + "' on yourself is not allowed by selected mode."); +} diff --git a/core/multiplayer/rpc_manager.h b/core/multiplayer/rpc_manager.h new file mode 100644 index 0000000000..7b99dee226 --- /dev/null +++ b/core/multiplayer/rpc_manager.h @@ -0,0 +1,89 @@ +/*************************************************************************/ +/* rpc_manager.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 MULTIPLAYER_RPC_H +#define MULTIPLAYER_RPC_H + +#include "core/multiplayer/multiplayer.h" +#include "core/multiplayer/multiplayer_api.h" +#include "core/object/ref_counted.h" + +class RPCManager : public RefCounted { + GDCLASS(RPCManager, RefCounted); + +private: + enum NetworkNodeIdCompression { + NETWORK_NODE_ID_COMPRESSION_8 = 0, + NETWORK_NODE_ID_COMPRESSION_16, + NETWORK_NODE_ID_COMPRESSION_32, + }; + + enum NetworkNameIdCompression { + NETWORK_NAME_ID_COMPRESSION_8 = 0, + NETWORK_NAME_ID_COMPRESSION_16, + }; + + // The RPC meta is composed by a single byte that contains (starting from the least significant bit): + // - `NetworkCommands` in the first four bits. + // - `NetworkNodeIdCompression` in the next 2 bits. + // - `NetworkNameIdCompression` in the next 1 bit. + // - `byte_only_or_no_args` in the next 1 bit. + enum { + NODE_ID_COMPRESSION_SHIFT = MultiplayerAPI::CMD_FLAG_0_SHIFT, // 2 bits for this. + NAME_ID_COMPRESSION_SHIFT = MultiplayerAPI::CMD_FLAG_2_SHIFT, + BYTE_ONLY_OR_NO_ARGS_SHIFT = MultiplayerAPI::CMD_FLAG_3_SHIFT, + }; + + enum { + NODE_ID_COMPRESSION_FLAG = (1 << NODE_ID_COMPRESSION_SHIFT) | (1 << (NODE_ID_COMPRESSION_SHIFT + 1)), // 2 bits for this. + NAME_ID_COMPRESSION_FLAG = (1 << NAME_ID_COMPRESSION_SHIFT), + BYTE_ONLY_OR_NO_ARGS_FLAG = (1 << BYTE_ONLY_OR_NO_ARGS_SHIFT), + }; + + MultiplayerAPI *multiplayer = nullptr; + Vector<uint8_t> packet_cache; + +protected: + _FORCE_INLINE_ void _profile_node_data(const String &p_what, ObjectID p_id); + void _process_rpc(Node *p_node, const uint16_t p_rpc_method_id, int p_from, const uint8_t *p_packet, int p_packet_len, int p_offset); + + void _send_rpc(Node *p_from, int p_to, uint16_t p_rpc_id, const Multiplayer::RPCConfig &p_config, const StringName &p_name, const Variant **p_arg, int p_argcount); + Node *_process_get_node(int p_from, const uint8_t *p_packet, uint32_t p_node_target, int p_packet_len); + +public: + // Called by Node.rpc + void rpcp(Node *p_node, int p_peer_id, const StringName &p_method, const Variant **p_arg, int p_argcount); + void process_rpc(int p_from, const uint8_t *p_packet, int p_packet_len); + + String get_rpc_md5(const Node *p_node); + RPCManager(MultiplayerAPI *p_multiplayer) { multiplayer = p_multiplayer; } +}; + +#endif // MULTIPLAYER_RPC_H diff --git a/core/object/class_db.cpp b/core/object/class_db.cpp index e268a8d292..8e92340c1e 100644 --- a/core/object/class_db.cpp +++ b/core/object/class_db.cpp @@ -1028,6 +1028,18 @@ void ClassDB::add_property_subgroup(const StringName &p_class, const String &p_n type->property_list.push_back(PropertyInfo(Variant::NIL, p_name, PROPERTY_HINT_NONE, p_prefix, PROPERTY_USAGE_SUBGROUP)); } +void ClassDB::add_property_array_count(const StringName &p_class, const String &p_label, const StringName &p_count_property, const StringName &p_count_setter, const StringName &p_count_getter, const String &p_array_element_prefix, uint32_t p_count_usage) { + add_property(p_class, PropertyInfo(Variant::INT, p_count_property, PROPERTY_HINT_NONE, "", p_count_usage | PROPERTY_USAGE_ARRAY, vformat("%s,%s", p_label, p_array_element_prefix)), p_count_setter, p_count_getter); +} + +void ClassDB::add_property_array(const StringName &p_class, const StringName &p_path, const String &p_array_element_prefix) { + OBJTYPE_WLOCK; + ClassInfo *type = classes.getptr(p_class); + ERR_FAIL_COND(!type); + + type->property_list.push_back(PropertyInfo(Variant::NIL, p_path, PROPERTY_HINT_NONE, "", PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_ARRAY, p_array_element_prefix)); +} + // NOTE: For implementation simplicity reasons, this method doesn't allow setters to have optional arguments at the end. void ClassDB::add_property(const StringName &p_class, const PropertyInfo &p_pinfo, const StringName &p_setter, const StringName &p_getter, int p_index) { lock.read_lock(); diff --git a/core/object/class_db.h b/core/object/class_db.h index 166aa35469..e89c7fffd7 100644 --- a/core/object/class_db.h +++ b/core/object/class_db.h @@ -353,6 +353,8 @@ public: static void add_property_group(const StringName &p_class, const String &p_name, const String &p_prefix = ""); static void add_property_subgroup(const StringName &p_class, const String &p_name, const String &p_prefix = ""); + static void add_property_array_count(const StringName &p_class, const String &p_label, const StringName &p_count_property, const StringName &p_count_setter, const StringName &p_count_getter, const String &p_array_element_prefix, uint32_t p_count_usage = PROPERTY_USAGE_EDITOR); + static void add_property_array(const StringName &p_class, const StringName &p_path, const String &p_array_element_prefix); static void add_property(const StringName &p_class, const PropertyInfo &p_pinfo, const StringName &p_setter, const StringName &p_getter, int p_index = -1); static void set_property_default_value(const StringName &p_class, const StringName &p_name, const Variant &p_default); static void add_linked_property(const StringName &p_class, const String &p_property, const String &p_linked_property); diff --git a/core/object/object.h b/core/object/object.h index 102776a589..a44d921bff 100644 --- a/core/object/object.h +++ b/core/object/object.h @@ -132,6 +132,8 @@ enum PropertyUsageFlags { PROPERTY_USAGE_DEFERRED_SET_RESOURCE = 1 << 26, // when loading, the resource for this property can be set at the end of loading PROPERTY_USAGE_EDITOR_INSTANTIATE_OBJECT = 1 << 27, // For Object properties, instantiate them when creating in editor. PROPERTY_USAGE_EDITOR_BASIC_SETTING = 1 << 28, //for project or editor settings, show when basic settings are selected + PROPERTY_USAGE_READ_ONLY = 1 << 29, // Mark a property as read-only in the inspector. + PROPERTY_USAGE_ARRAY = 1 << 30, // Used in the inspector to group properties as elements of an array. PROPERTY_USAGE_DEFAULT = PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_NETWORK, PROPERTY_USAGE_DEFAULT_INTL = PROPERTY_USAGE_STORAGE | PROPERTY_USAGE_EDITOR | PROPERTY_USAGE_NETWORK | PROPERTY_USAGE_INTERNATIONALIZED, @@ -146,6 +148,10 @@ enum PropertyUsageFlags { #define ADD_SUBGROUP(m_name, m_prefix) ::ClassDB::add_property_subgroup(get_class_static(), m_name, m_prefix) #define ADD_LINKED_PROPERTY(m_property, m_linked_property) ::ClassDB::add_linked_property(get_class_static(), m_property, m_linked_property) +#define ADD_ARRAY_COUNT(m_label, m_count_property, m_count_property_setter, m_count_property_getter, m_prefix) ClassDB::add_property_array_count(get_class_static(), m_label, m_count_property, _scs_create(m_count_property_setter), _scs_create(m_count_property_getter), m_prefix) +#define ADD_ARRAY_COUNT_WITH_USAGE_FLAGS(m_label, m_count_property, m_count_property_setter, m_count_property_getter, m_prefix, m_property_usage_flags) ClassDB::add_property_array_count(get_class_static(), m_label, m_count_property, _scs_create(m_count_property_setter), _scs_create(m_count_property_getter), m_prefix, m_property_usage_flags) +#define ADD_ARRAY(m_array_path, m_prefix) ClassDB::add_property_array(get_class_static(), m_array_path, m_prefix) + struct PropertyInfo { Variant::Type type = Variant::NIL; String name; diff --git a/core/object/script_language.h b/core/object/script_language.h index 385bf79c1a..8d76cbf479 100644 --- a/core/object/script_language.h +++ b/core/object/script_language.h @@ -32,8 +32,8 @@ #define SCRIPT_LANGUAGE_H #include "core/doc_data.h" -#include "core/io/multiplayer_api.h" #include "core/io/resource.h" +#include "core/multiplayer/multiplayer.h" #include "core/templates/map.h" #include "core/templates/pair.h" @@ -159,7 +159,7 @@ public: virtual bool is_placeholder_fallback_enabled() const { return false; } - virtual const Vector<MultiplayerAPI::RPCConfig> get_rpc_methods() const = 0; + virtual const Vector<Multiplayer::RPCConfig> get_rpc_methods() const = 0; Script() {} }; @@ -200,7 +200,7 @@ public: virtual void property_set_fallback(const StringName &p_name, const Variant &p_value, bool *r_valid); virtual Variant property_get_fallback(const StringName &p_name, bool *r_valid); - virtual const Vector<MultiplayerAPI::RPCConfig> get_rpc_methods() const = 0; + virtual const Vector<Multiplayer::RPCConfig> get_rpc_methods() const = 0; virtual ScriptLanguage *get_language() = 0; virtual ~ScriptInstance(); @@ -419,7 +419,7 @@ public: virtual void property_set_fallback(const StringName &p_name, const Variant &p_value, bool *r_valid = nullptr); virtual Variant property_get_fallback(const StringName &p_name, bool *r_valid = nullptr); - virtual const Vector<MultiplayerAPI::RPCConfig> get_rpc_methods() const { return Vector<MultiplayerAPI::RPCConfig>(); } + virtual const Vector<Multiplayer::RPCConfig> get_rpc_methods() const { return Vector<Multiplayer::RPCConfig>(); } PlaceHolderScriptInstance(ScriptLanguage *p_language, Ref<Script> p_script, Object *p_owner); ~PlaceHolderScriptInstance(); diff --git a/core/os/os.cpp b/core/os/os.cpp index 63390919f4..89ba73b35e 100644 --- a/core/os/os.cpp +++ b/core/os/os.cpp @@ -357,9 +357,17 @@ void OS::set_has_server_feature_callback(HasServerFeatureCallback p_callback) { } bool OS::has_feature(const String &p_feature) { - if (p_feature == get_name()) { + // Feature tags are always lowercase for consistency. + if (p_feature == get_name().to_lower()) { return true; } + + // Catch-all `linuxbsd` feature tag that matches on both Linux and BSD. + // This is the one exposed in the project settings dialog. + if (p_feature == "linuxbsd" && (get_name() == "Linux" || get_name() == "FreeBSD" || get_name() == "NetBSD" || get_name() == "OpenBSD" || get_name() == "BSD")) { + return true; + } + #ifdef DEBUG_ENABLED if (p_feature == "debug") { return true; diff --git a/core/register_core_types.cpp b/core/register_core_types.cpp index 6c7d9cbd89..3a037f9dd1 100644 --- a/core/register_core_types.cpp +++ b/core/register_core_types.cpp @@ -48,9 +48,6 @@ #include "core/io/image_loader.h" #include "core/io/json.h" #include "core/io/marshalls.h" -#include "core/io/multiplayer_api.h" -#include "core/io/multiplayer_peer.h" -#include "core/io/multiplayer_replicator.h" #include "core/io/packed_data_container.h" #include "core/io/packet_peer.h" #include "core/io/packet_peer_dtls.h" @@ -70,6 +67,9 @@ #include "core/math/geometry_3d.h" #include "core/math/random_number_generator.h" #include "core/math/triangle_mesh.h" +#include "core/multiplayer/multiplayer_api.h" +#include "core/multiplayer/multiplayer_peer.h" +#include "core/multiplayer/multiplayer_replicator.h" #include "core/object/class_db.h" #include "core/object/undo_redo.h" #include "core/os/main_loop.h" diff --git a/core/string/ustring.cpp b/core/string/ustring.cpp index a3b5356b1d..ed6fd13cc8 100644 --- a/core/string/ustring.cpp +++ b/core/string/ustring.cpp @@ -1653,13 +1653,13 @@ String String::num_scientific(double p_num) { #if defined(__GNUC__) || defined(_MSC_VER) -#if (defined(__MINGW32__) || (defined(_MSC_VER) && _MSC_VER < 1900)) && defined(_TWO_DIGIT_EXPONENT) && !defined(_UCRT) - // MinGW and old MSC require _set_output_format() to conform to C99 output for printf +#if defined(__MINGW32__) && defined(_TWO_DIGIT_EXPONENT) && !defined(_UCRT) + // MinGW requires _set_output_format() to conform to C99 output for printf unsigned int old_exponent_format = _set_output_format(_TWO_DIGIT_EXPONENT); #endif snprintf(buf, 256, "%lg", p_num); -#if (defined(__MINGW32__) || (defined(_MSC_VER) && _MSC_VER < 1900)) && defined(_TWO_DIGIT_EXPONENT) && !defined(_UCRT) +#if defined(__MINGW32__) && defined(_TWO_DIGIT_EXPONENT) && !defined(_UCRT) _set_output_format(old_exponent_format); #endif diff --git a/core/variant/callable_bind.cpp b/core/variant/callable_bind.cpp index 10446a5ec1..56eda6e703 100644 --- a/core/variant/callable_bind.cpp +++ b/core/variant/callable_bind.cpp @@ -169,7 +169,8 @@ CallableCustomUnbind::~CallableCustomUnbind() { } Callable callable_bind(const Callable &p_callable, const Variant &p_arg1) { - return p_callable.bind((const Variant **)&p_arg1, 1); + const Variant *args[1] = { &p_arg1 }; + return p_callable.bind(args, 1); } Callable callable_bind(const Callable &p_callable, const Variant &p_arg1, const Variant &p_arg2) { |