Sara/behaviour-tree-test
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Fixed Timestep Interpolation (2D)

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Adds fixed timestep interpolation to the rendering server (2D only).
Switchable on and off with a project setting (default is off).

Co-authored-by: lawnjelly <lawnjelly@gmail.com>
This commit is contained in:
Ricardo Buring 2024-02-17 00:57:32 +01:00
parent fe01776f05
commit 2ed2ccc2d8
39 changed files with 1040 additions and 75 deletions
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30
scene/main/scene_tree.cpp
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@ -451,6 +451,30 @@ void SceneTree::initialize() {
root->_set_tree(this);
}
void SceneTree::set_physics_interpolation_enabled(bool p_enabled) {
// We never want interpolation in the editor.
if (Engine::get_singleton()->is_editor_hint()) {
p_enabled = false;
}
if (p_enabled == _physics_interpolation_enabled) {
return;
}
_physics_interpolation_enabled = p_enabled;
RenderingServer::get_singleton()->set_physics_interpolation_enabled(p_enabled);
}
bool SceneTree::is_physics_interpolation_enabled() const {
return _physics_interpolation_enabled;
}
void SceneTree::iteration_prepare() {
if (_physics_interpolation_enabled) {
RenderingServer::get_singleton()->tick();
}
}
bool SceneTree::physics_process(double p_time) {
root_lock++;
@ -1606,6 +1630,9 @@ void SceneTree::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_frame"), &SceneTree::get_frame);
ClassDB::bind_method(D_METHOD("quit", "exit_code"), &SceneTree::quit, DEFVAL(EXIT_SUCCESS));
ClassDB::bind_method(D_METHOD("set_physics_interpolation_enabled", "enabled"), &SceneTree::set_physics_interpolation_enabled);
ClassDB::bind_method(D_METHOD("is_physics_interpolation_enabled"), &SceneTree::is_physics_interpolation_enabled);
ClassDB::bind_method(D_METHOD("queue_delete", "obj"), &SceneTree::queue_delete);
MethodInfo mi;
@ -1657,6 +1684,7 @@ void SceneTree::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "current_scene", PROPERTY_HINT_RESOURCE_TYPE, "Node", PROPERTY_USAGE_NONE), "set_current_scene", "get_current_scene");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "root", PROPERTY_HINT_RESOURCE_TYPE, "Node", PROPERTY_USAGE_NONE), "", "get_root");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "multiplayer_poll"), "set_multiplayer_poll_enabled", "is_multiplayer_poll_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "physics_interpolation"), "set_physics_interpolation_enabled", "is_physics_interpolation_enabled");
ADD_SIGNAL(MethodInfo("tree_changed"));
ADD_SIGNAL(MethodInfo("tree_process_mode_changed")); //editor only signal, but due to API hash it can't be removed in run-time
@ -1748,6 +1776,8 @@ SceneTree::SceneTree() {
root->set_as_audio_listener_3d(true);
#endif // _3D_DISABLED
set_physics_interpolation_enabled(GLOBAL_DEF("physics/common/physics_interpolation", false));
// Initialize network state.
set_multiplayer(MultiplayerAPI::create_default_interface());