godot/scene/main/viewport.cpp

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/**************************************************************************/
/* viewport.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "viewport.h"
#include "core/config/project_settings.h"
#include "core/debugger/engine_debugger.h"
#include "core/string/translation.h"
#include "core/templates/pair.h"
#include "core/templates/sort_array.h"
#include "scene/2d/audio_listener_2d.h"
#include "scene/2d/camera_2d.h"
#include "scene/2d/collision_object_2d.h"
#ifndef _3D_DISABLED
#include "scene/3d/audio_listener_3d.h"
#include "scene/3d/camera_3d.h"
#include "scene/3d/collision_object_3d.h"
#include "scene/3d/world_environment.h"
#endif // _3D_DISABLED
#include "scene/gui/control.h"
#include "scene/gui/label.h"
#include "scene/gui/popup.h"
#include "scene/gui/popup_menu.h"
#include "scene/gui/subviewport_container.h"
#include "scene/main/canvas_layer.h"
#include "scene/main/window.h"
#include "scene/resources/mesh.h"
#include "scene/resources/text_line.h"
#include "scene/resources/world_2d.h"
#include "scene/scene_string_names.h"
#include "servers/audio_server.h"
#include "servers/rendering/rendering_server_globals.h"
void ViewportTexture::setup_local_to_scene() {
// For the same target viewport, setup is only allowed once to prevent multiple free or multiple creations.
if (!vp_changed) {
return;
}
if (vp_pending) {
return;
}
Node *loc_scene = get_local_scene();
if (!loc_scene) {
return;
}
if (vp) {
vp->viewport_textures.erase(this);
vp = nullptr;
}
if (loc_scene->is_ready()) {
_setup_local_to_scene(loc_scene);
} else {
loc_scene->connect(SNAME("ready"), callable_mp(this, &ViewportTexture::_setup_local_to_scene).bind(loc_scene), CONNECT_ONE_SHOT);
vp_pending = true;
}
}
void ViewportTexture::reset_local_to_scene() {
vp_changed = true;
if (vp) {
vp->viewport_textures.erase(this);
vp = nullptr;
}
if (proxy.is_valid() && proxy_ph.is_null()) {
proxy_ph = RS::get_singleton()->texture_2d_placeholder_create();
RS::get_singleton()->texture_proxy_update(proxy, proxy_ph);
}
}
void ViewportTexture::set_viewport_path_in_scene(const NodePath &p_path) {
if (path == p_path) {
return;
}
path = p_path;
reset_local_to_scene();
if (get_local_scene() && !path.is_empty()) {
setup_local_to_scene();
} else {
emit_changed();
}
}
NodePath ViewportTexture::get_viewport_path_in_scene() const {
return path;
}
int ViewportTexture::get_width() const {
if (!vp) {
if (!vp_pending) {
ERR_PRINT("Viewport Texture must be set to use it.");
}
return 0;
}
return vp->size.width;
}
int ViewportTexture::get_height() const {
if (!vp) {
if (!vp_pending) {
ERR_PRINT("Viewport Texture must be set to use it.");
}
return 0;
}
return vp->size.height;
}
Size2 ViewportTexture::get_size() const {
if (!vp) {
if (!vp_pending) {
ERR_PRINT("Viewport Texture must be set to use it.");
}
return Size2();
}
return vp->size;
}
RID ViewportTexture::get_rid() const {
if (proxy.is_null()) {
proxy_ph = RS::get_singleton()->texture_2d_placeholder_create();
proxy = RS::get_singleton()->texture_proxy_create(proxy_ph);
}
return proxy;
}
bool ViewportTexture::has_alpha() const {
return false;
}
Ref<Image> ViewportTexture::get_image() const {
if (!vp) {
if (!vp_pending) {
ERR_PRINT("Viewport Texture must be set to use it.");
}
return Ref<Image>();
}
return RS::get_singleton()->texture_2d_get(vp->texture_rid);
}
void ViewportTexture::_setup_local_to_scene(const Node *p_loc_scene) {
// Always reset this, even if this call fails with an error.
vp_pending = false;
Node *vpn = p_loc_scene->get_node_or_null(path);
ERR_FAIL_NULL_MSG(vpn, "Path to node is invalid: '" + path + "'.");
vp = Object::cast_to<Viewport>(vpn);
ERR_FAIL_NULL_MSG(vp, "Path to node does not point to a viewport: '" + path + "'.");
vp->viewport_textures.insert(this);
ERR_FAIL_NULL(RenderingServer::get_singleton());
if (proxy_ph.is_valid()) {
RS::get_singleton()->texture_proxy_update(proxy, vp->texture_rid);
RS::get_singleton()->free(proxy_ph);
proxy_ph = RID();
} else {
ERR_FAIL_COND(proxy.is_valid()); // Should be invalid.
proxy = RS::get_singleton()->texture_proxy_create(vp->texture_rid);
}
vp_changed = false;
emit_changed();
}
void ViewportTexture::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_viewport_path_in_scene", "path"), &ViewportTexture::set_viewport_path_in_scene);
ClassDB::bind_method(D_METHOD("get_viewport_path_in_scene"), &ViewportTexture::get_viewport_path_in_scene);
ADD_PROPERTY(PropertyInfo(Variant::NODE_PATH, "viewport_path", PROPERTY_HINT_NODE_PATH_VALID_TYPES, "Viewport", PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_NODE_PATH_FROM_SCENE_ROOT), "set_viewport_path_in_scene", "get_viewport_path_in_scene");
}
ViewportTexture::ViewportTexture() {
set_local_to_scene(true);
}
ViewportTexture::~ViewportTexture() {
if (vp) {
vp->viewport_textures.erase(this);
}
ERR_FAIL_NULL(RenderingServer::get_singleton());
if (proxy_ph.is_valid()) {
RS::get_singleton()->free(proxy_ph);
}
if (proxy.is_valid()) {
RS::get_singleton()->free(proxy);
}
}
void Viewport::_process_dirty_canvas_parent_orders() {
for (const ObjectID &id : gui.canvas_parents_with_dirty_order) {
Object *obj = ObjectDB::get_instance(id);
if (!obj) {
continue; // May have been deleted.
}
Node *n = static_cast<Node *>(obj);
for (int i = 0; i < n->get_child_count(); i++) {
Node *c = n->get_child(i);
CanvasItem *ci = Object::cast_to<CanvasItem>(c);
if (ci) {
ci->update_draw_order();
continue;
}
CanvasLayer *cl = Object::cast_to<CanvasLayer>(c);
if (cl) {
cl->update_draw_order();
}
}
}
gui.canvas_parents_with_dirty_order.clear();
}
void Viewport::_sub_window_update_order() {
if (gui.sub_windows.size() < 2) {
return;
}
if (!gui.sub_windows[gui.sub_windows.size() - 1].window->get_flag(Window::FLAG_ALWAYS_ON_TOP)) {
int index = gui.sub_windows.size() - 1;
while (index > 0 && gui.sub_windows[index - 1].window->get_flag(Window::FLAG_ALWAYS_ON_TOP)) {
--index;
}
if (index != (gui.sub_windows.size() - 1)) {
SubWindow sw = gui.sub_windows[gui.sub_windows.size() - 1];
gui.sub_windows.remove_at(gui.sub_windows.size() - 1);
gui.sub_windows.insert(index, sw);
}
}
for (int i = 0; i < gui.sub_windows.size(); i++) {
RS::get_singleton()->canvas_item_set_draw_index(gui.sub_windows[i].canvas_item, i);
}
}
void Viewport::_sub_window_register(Window *p_window) {
ERR_FAIL_COND(!is_inside_tree());
for (int i = 0; i < gui.sub_windows.size(); i++) {
ERR_FAIL_COND(gui.sub_windows[i].window == p_window);
}
if (gui.sub_windows.size() == 0) {
subwindow_canvas = RS::get_singleton()->canvas_create();
RS::get_singleton()->viewport_attach_canvas(viewport, subwindow_canvas);
RS::get_singleton()->viewport_set_canvas_stacking(viewport, subwindow_canvas, SUBWINDOW_CANVAS_LAYER, 0);
}
SubWindow sw;
sw.canvas_item = RS::get_singleton()->canvas_item_create();
RS::get_singleton()->canvas_item_set_parent(sw.canvas_item, subwindow_canvas);
sw.window = p_window;
gui.sub_windows.push_back(sw);
if (gui.subwindow_drag == SUB_WINDOW_DRAG_DISABLED) {
if (p_window->get_flag(Window::FLAG_NO_FOCUS)) {
_sub_window_update_order();
} else {
_sub_window_grab_focus(p_window);
}
} else {
int index = _sub_window_find(gui.currently_dragged_subwindow);
sw = gui.sub_windows[index];
gui.sub_windows.remove_at(index);
gui.sub_windows.push_back(sw);
_sub_window_update_order();
}
RenderingServer::get_singleton()->viewport_set_parent_viewport(p_window->viewport, viewport);
}
void Viewport::_sub_window_update(Window *p_window) {
int index = _sub_window_find(p_window);
ERR_FAIL_COND(index == -1);
const SubWindow &sw = gui.sub_windows[index];
Transform2D pos;
pos.set_origin(p_window->get_position());
RS::get_singleton()->canvas_item_clear(sw.canvas_item);
Rect2i r = Rect2i(p_window->get_position(), sw.window->get_size());
if (!p_window->get_flag(Window::FLAG_BORDERLESS)) {
Ref<StyleBox> panel = gui.subwindow_focused == p_window ? p_window->theme_cache.embedded_border : p_window->theme_cache.embedded_unfocused_border;
panel->draw(sw.canvas_item, r);
// Draw the title bar text.
Ref<Font> title_font = p_window->theme_cache.title_font;
int font_size = p_window->theme_cache.title_font_size;
Color title_color = p_window->theme_cache.title_color;
int title_height = p_window->theme_cache.title_height;
int close_h_ofs = p_window->theme_cache.close_h_offset;
int close_v_ofs = p_window->theme_cache.close_v_offset;
TextLine title_text = TextLine(p_window->atr(p_window->get_title()), title_font, font_size);
title_text.set_width(r.size.width - panel->get_minimum_size().x - close_h_ofs);
title_text.set_direction(p_window->is_layout_rtl() ? TextServer::DIRECTION_RTL : TextServer::DIRECTION_LTR);
int x = (r.size.width - title_text.get_size().x) / 2;
int y = (-title_height - title_text.get_size().y) / 2;
Color font_outline_color = p_window->theme_cache.title_outline_modulate;
int outline_size = p_window->theme_cache.title_outline_size;
if (outline_size > 0 && font_outline_color.a > 0) {
title_text.draw_outline(sw.canvas_item, r.position + Point2(x, y), outline_size, font_outline_color);
}
title_text.draw(sw.canvas_item, r.position + Point2(x, y), title_color);
bool pressed = gui.subwindow_focused == sw.window && gui.subwindow_drag == SUB_WINDOW_DRAG_CLOSE && gui.subwindow_drag_close_inside;
Ref<Texture2D> close_icon = pressed ? p_window->theme_cache.close_pressed : p_window->theme_cache.close;
close_icon->draw(sw.canvas_item, r.position + Vector2(r.size.width - close_h_ofs, -close_v_ofs));
}
RS::get_singleton()->canvas_item_add_texture_rect(sw.canvas_item, r, sw.window->get_texture()->get_rid());
}
void Viewport::_sub_window_grab_focus(Window *p_window) {
if (p_window == nullptr) {
// Release current focus.
if (gui.subwindow_focused) {
gui.subwindow_focused->_event_callback(DisplayServer::WINDOW_EVENT_FOCUS_OUT);
gui.subwindow_focused = nullptr;
gui.subwindow_drag = SUB_WINDOW_DRAG_DISABLED;
}
Window *this_window = Object::cast_to<Window>(this);
if (this_window) {
this_window->_event_callback(DisplayServer::WINDOW_EVENT_FOCUS_IN);
}
return;
}
// The index needs to be update before every usage in case an event callback changed the window list.
int index = _sub_window_find(p_window);
ERR_FAIL_COND(index == -1);
if (p_window->get_flag(Window::FLAG_NO_FOCUS)) {
// Release current focus.
if (gui.subwindow_focused) {
gui.subwindow_focused->_event_callback(DisplayServer::WINDOW_EVENT_FOCUS_OUT);
gui.subwindow_focused = nullptr;
gui.subwindow_drag = SUB_WINDOW_DRAG_DISABLED;
}
// Can only move to foreground, but no focus granted.
index = _sub_window_find(p_window);
ERR_FAIL_COND(index == -1);
SubWindow sw = gui.sub_windows[index];
gui.sub_windows.remove_at(index);
gui.sub_windows.push_back(sw);
_sub_window_update_order();
return;
}
if (gui.subwindow_focused) {
if (gui.subwindow_focused == p_window) {
return; // Nothing to do.
}
gui.subwindow_focused->_event_callback(DisplayServer::WINDOW_EVENT_FOCUS_OUT);
gui.subwindow_drag = SUB_WINDOW_DRAG_DISABLED;
} else {
Window *this_window = Object::cast_to<Window>(this);
if (this_window) {
this_window->_event_callback(DisplayServer::WINDOW_EVENT_FOCUS_OUT);
}
}
Window *old_focus = gui.subwindow_focused;
gui.subwindow_focused = p_window;
gui.subwindow_focused->_event_callback(DisplayServer::WINDOW_EVENT_FOCUS_IN);
{ // Move to foreground.
index = _sub_window_find(p_window);
ERR_FAIL_COND(index == -1);
SubWindow sw = gui.sub_windows[index];
gui.sub_windows.remove_at(index);
gui.sub_windows.push_back(sw);
index = gui.sub_windows.size() - 1;
_sub_window_update_order();
}
if (old_focus) {
_sub_window_update(old_focus);
}
_sub_window_update(p_window);
}
void Viewport::_sub_window_remove(Window *p_window) {
int index = _sub_window_find(p_window);
ERR_FAIL_COND(index == -1);
ERR_FAIL_NULL(RenderingServer::get_singleton());
SubWindow sw = gui.sub_windows[index];
if (gui.subwindow_over == sw.window) {
sw.window->_mouse_leave_viewport();
gui.subwindow_over = nullptr;
}
RS::get_singleton()->free(sw.canvas_item);
gui.sub_windows.remove_at(index);
if (gui.sub_windows.size() == 0) {
RS::get_singleton()->free(subwindow_canvas);
subwindow_canvas = RID();
}
if (gui.currently_dragged_subwindow == p_window) {
gui.subwindow_drag = SUB_WINDOW_DRAG_DISABLED;
gui.currently_dragged_subwindow = nullptr;
}
if (gui.subwindow_focused == p_window) {
Window *new_focused_window;
Window *parent_visible = p_window->get_parent_visible_window();
gui.subwindow_focused->_event_callback(DisplayServer::WINDOW_EVENT_FOCUS_OUT);
if (parent_visible) {
new_focused_window = parent_visible;
} else {
new_focused_window = Object::cast_to<Window>(this);
}
if (new_focused_window) {
int new_focused_index = _sub_window_find(new_focused_window);
if (new_focused_index != -1) {
gui.subwindow_focused = new_focused_window;
} else {
gui.subwindow_focused = nullptr;
}
new_focused_window->_event_callback(DisplayServer::WINDOW_EVENT_FOCUS_IN);
} else {
gui.subwindow_focused = nullptr;
}
}
RenderingServer::get_singleton()->viewport_set_parent_viewport(p_window->viewport, p_window->parent ? p_window->parent->viewport : RID());
}
int Viewport::_sub_window_find(Window *p_window) const {
for (int i = 0; i < gui.sub_windows.size(); i++) {
if (gui.sub_windows[i].window == p_window) {
return i;
}
}
return -1;
}
void Viewport::_update_viewport_path() {
if (viewport_textures.is_empty()) {
return;
}
Node *scene_root = get_scene_file_path().is_empty() ? get_owner() : this;
if (!scene_root && is_inside_tree()) {
scene_root = get_tree()->get_edited_scene_root();
}
if (scene_root && (scene_root == this || scene_root->is_ancestor_of(this))) {
NodePath path_in_scene = scene_root->get_path_to(this);
for (ViewportTexture *E : viewport_textures) {
E->path = path_in_scene;
}
}
}
void Viewport::_notification(int p_what) {
ERR_MAIN_THREAD_GUARD;
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
_update_viewport_path();
if (get_parent()) {
parent = get_parent()->get_viewport();
RenderingServer::get_singleton()->viewport_set_parent_viewport(viewport, parent->get_viewport_rid());
} else {
parent = nullptr;
}
current_canvas = find_world_2d()->get_canvas();
RenderingServer::get_singleton()->viewport_attach_canvas(viewport, current_canvas);
RenderingServer::get_singleton()->viewport_set_canvas_transform(viewport, current_canvas, canvas_transform);
RenderingServer::get_singleton()->viewport_set_canvas_cull_mask(viewport, canvas_cull_mask);
_update_audio_listener_2d();
#ifndef _3D_DISABLED
RenderingServer::get_singleton()->viewport_set_scenario(viewport, find_world_3d()->get_scenario());
_update_audio_listener_3d();
#endif // _3D_DISABLED
add_to_group("_viewports");
if (get_tree()->is_debugging_collisions_hint()) {
PhysicsServer2D::get_singleton()->space_set_debug_contacts(find_world_2d()->get_space(), get_tree()->get_collision_debug_contact_count());
contact_2d_debug = RenderingServer::get_singleton()->canvas_item_create();
RenderingServer::get_singleton()->canvas_item_set_parent(contact_2d_debug, current_canvas);
#ifndef _3D_DISABLED
PhysicsServer3D::get_singleton()->space_set_debug_contacts(find_world_3d()->get_space(), get_tree()->get_collision_debug_contact_count());
contact_3d_debug_multimesh = RenderingServer::get_singleton()->multimesh_create();
RenderingServer::get_singleton()->multimesh_allocate_data(contact_3d_debug_multimesh, get_tree()->get_collision_debug_contact_count(), RS::MULTIMESH_TRANSFORM_3D, false);
RenderingServer::get_singleton()->multimesh_set_visible_instances(contact_3d_debug_multimesh, 0);
RenderingServer::get_singleton()->multimesh_set_mesh(contact_3d_debug_multimesh, get_tree()->get_debug_contact_mesh()->get_rid());
contact_3d_debug_instance = RenderingServer::get_singleton()->instance_create();
RenderingServer::get_singleton()->instance_set_base(contact_3d_debug_instance, contact_3d_debug_multimesh);
RenderingServer::get_singleton()->instance_set_scenario(contact_3d_debug_instance, find_world_3d()->get_scenario());
RenderingServer::get_singleton()->instance_geometry_set_flag(contact_3d_debug_instance, RS::INSTANCE_FLAG_DRAW_NEXT_FRAME_IF_VISIBLE, true);
#endif // _3D_DISABLED
set_physics_process_internal(true);
}
} break;
case NOTIFICATION_READY: {
#ifndef _3D_DISABLED
if (audio_listener_3d_set.size() && !audio_listener_3d) {
AudioListener3D *first = nullptr;
for (AudioListener3D *E : audio_listener_3d_set) {
if (first == nullptr || first->is_greater_than(E)) {
first = E;
}
}
if (first) {
first->make_current();
}
}
if (camera_3d_set.size() && !camera_3d) {
// There are cameras but no current camera, pick first in tree and make it current.
Camera3D *first = nullptr;
for (Camera3D *E : camera_3d_set) {
if (first == nullptr || first->is_greater_than(E)) {
first = E;
}
}
if (first) {
first->make_current();
}
}
#endif // _3D_DISABLED
} break;
case NOTIFICATION_EXIT_TREE: {
_gui_cancel_tooltip();
RenderingServer::get_singleton()->viewport_set_scenario(viewport, RID());
RenderingServer::get_singleton()->viewport_remove_canvas(viewport, current_canvas);
if (contact_2d_debug.is_valid()) {
RenderingServer::get_singleton()->free(contact_2d_debug);
contact_2d_debug = RID();
}
if (contact_3d_debug_multimesh.is_valid()) {
RenderingServer::get_singleton()->free(contact_3d_debug_multimesh);
RenderingServer::get_singleton()->free(contact_3d_debug_instance);
contact_3d_debug_instance = RID();
contact_3d_debug_multimesh = RID();
}
remove_from_group("_viewports");
set_physics_process_internal(false);
RS::get_singleton()->viewport_set_active(viewport, false);
RenderingServer::get_singleton()->viewport_set_parent_viewport(viewport, RID());
} break;
case NOTIFICATION_PATH_RENAMED: {
_update_viewport_path();
} break;
case NOTIFICATION_INTERNAL_PHYSICS_PROCESS: {
if (!get_tree()) {
return;
}
if (get_tree()->is_debugging_collisions_hint() && contact_2d_debug.is_valid()) {
RenderingServer::get_singleton()->canvas_item_clear(contact_2d_debug);
RenderingServer::get_singleton()->canvas_item_set_draw_index(contact_2d_debug, 0xFFFFF); //very high index
Vector<Vector2> points = PhysicsServer2D::get_singleton()->space_get_contacts(find_world_2d()->get_space());
int point_count = PhysicsServer2D::get_singleton()->space_get_contact_count(find_world_2d()->get_space());
Color ccol = get_tree()->get_debug_collision_contact_color();
for (int i = 0; i < point_count; i++) {
RenderingServer::get_singleton()->canvas_item_add_rect(contact_2d_debug, Rect2(points[i] - Vector2(2, 2), Vector2(5, 5)), ccol);
}
}
#ifndef _3D_DISABLED
if (get_tree()->is_debugging_collisions_hint() && contact_3d_debug_multimesh.is_valid()) {
Vector<Vector3> points = PhysicsServer3D::get_singleton()->space_get_contacts(find_world_3d()->get_space());
int point_count = PhysicsServer3D::get_singleton()->space_get_contact_count(find_world_3d()->get_space());
RS::get_singleton()->multimesh_set_visible_instances(contact_3d_debug_multimesh, point_count);
for (int i = 0; i < point_count; i++) {
Transform3D point_transform;
point_transform.origin = points[i];
RS::get_singleton()->multimesh_instance_set_transform(contact_3d_debug_multimesh, i, point_transform);
}
}
#endif // _3D_DISABLED
} break;
case NOTIFICATION_VP_MOUSE_ENTER: {
gui.mouse_in_viewport = true;
} break;
case NOTIFICATION_VP_MOUSE_EXIT: {
gui.mouse_in_viewport = false;
_drop_physics_mouseover();
// When the mouse exits the viewport, we don't want to end
// mouse_focus, because, for example, we want to continue
// dragging a scrollbar even if the mouse has left the viewport.
} break;
case NOTIFICATION_WM_WINDOW_FOCUS_OUT: {
_gui_cancel_tooltip();
_drop_physics_mouseover();
if (gui.mouse_focus && !gui.forced_mouse_focus) {
_drop_mouse_focus();
}
// When the window focus changes, we want to end mouse_focus, but
// not the mouse_over. Note: The OS will trigger a separate mouse
// exit event if the change in focus results in the mouse exiting
// the window.
} break;
case NOTIFICATION_PREDELETE: {
if (gui_parent) {
gui_parent->gui.tooltip_popup = nullptr;
gui_parent->gui.tooltip_label = nullptr;
}
} break;
}
}
void Viewport::_process_picking() {
if (!is_inside_tree()) {
return;
}
if (!physics_object_picking) {
return;
}
if (Object::cast_to<Window>(this) && Input::get_singleton()->get_mouse_mode() == Input::MOUSE_MODE_CAPTURED) {
return;
}
if (!gui.mouse_in_viewport) {
// Clear picking events if mouse has left viewport.
physics_picking_events.clear();
return;
}
_drop_physics_mouseover(true);
#ifndef _3D_DISABLED
Vector2 last_pos(1e20, 1e20);
CollisionObject3D *last_object = nullptr;
ObjectID last_id;
PhysicsDirectSpaceState3D::RayResult result;
#endif // _3D_DISABLED
PhysicsDirectSpaceState2D *ss2d = PhysicsServer2D::get_singleton()->space_get_direct_state(find_world_2d()->get_space());
SubViewportContainer *parent_svc = Object::cast_to<SubViewportContainer>(get_parent());
bool parent_ignore_mouse = (parent_svc && parent_svc->get_mouse_filter() == Control::MOUSE_FILTER_IGNORE);
bool create_passive_hover_event = true;
if (gui.mouse_over || parent_ignore_mouse) {
// When the mouse is over a Control node, passive hovering would cause input events for Colliders, that are behind Control nodes.
// When parent SubViewportContainer ignores mouse, that setting should be respected.
create_passive_hover_event = false;
} else {
for (const Ref<InputEvent> &e : physics_picking_events) {
Ref<InputEventMouse> m = e;
if (m.is_valid()) {
// A mouse event exists, so passive hovering isn't necessary.
create_passive_hover_event = false;
break;
}
}
}
if (create_passive_hover_event) {
// Create a mouse motion event. This is necessary because objects or camera may have moved.
// While this extra event is sent, it is checked if both camera and last object and last ID did not move.
// If nothing changed, the event is discarded to avoid flooding with unnecessary motion events every frame.
Ref<InputEventMouseMotion> mm;
mm.instantiate();
mm->set_device(InputEvent::DEVICE_ID_INTERNAL);
mm->set_position(get_mouse_position());
mm->set_global_position(mm->get_position());
mm->set_alt_pressed(Input::get_singleton()->is_key_pressed(Key::ALT));
mm->set_shift_pressed(Input::get_singleton()->is_key_pressed(Key::SHIFT));
mm->set_ctrl_pressed(Input::get_singleton()->is_key_pressed(Key::CTRL));
mm->set_meta_pressed(Input::get_singleton()->is_key_pressed(Key::META));
mm->set_button_mask(Input::get_singleton()->get_mouse_button_mask());
physics_picking_events.push_back(mm);
}
while (physics_picking_events.size()) {
local_input_handled = false;
if (!handle_input_locally) {
Viewport *vp = this;
while (!Object::cast_to<Window>(vp) && vp->get_parent()) {
vp = vp->get_parent()->get_viewport();
}
vp->local_input_handled = false;
}
Ref<InputEvent> ev = physics_picking_events.front()->get();
physics_picking_events.pop_front();
Vector2 pos;
bool is_mouse = false;
Ref<InputEventMouseMotion> mm = ev;
if (mm.is_valid()) {
pos = mm->get_position();
is_mouse = true;
}
Ref<InputEventMouseButton> mb = ev;
if (mb.is_valid()) {
pos = mb->get_position();
is_mouse = true;
}
Ref<InputEventScreenDrag> sd = ev;
if (sd.is_valid()) {
pos = sd->get_position();
}
Ref<InputEventScreenTouch> st = ev;
if (st.is_valid()) {
pos = st->get_position();
}
if (ss2d) {
// Send to 2D.
uint64_t frame = get_tree()->get_frame();
PhysicsDirectSpaceState2D::ShapeResult res[64];
for (const CanvasLayer *E : canvas_layers) {
Transform2D canvas_layer_transform;
ObjectID canvas_layer_id;
if (E) {
// A descendant CanvasLayer.
canvas_layer_transform = E->get_final_transform();
canvas_layer_id = E->get_instance_id();
} else {
// This Viewport's builtin canvas.
canvas_layer_transform = get_canvas_transform();
canvas_layer_id = ObjectID();
}
Vector2 point = canvas_layer_transform.affine_inverse().xform(pos);
PhysicsDirectSpaceState2D::PointParameters point_params;
point_params.position = point;
point_params.canvas_instance_id = canvas_layer_id;
point_params.collide_with_areas = true;
point_params.pick_point = true;
int rc = ss2d->intersect_point(point_params, res, 64);
if (physics_object_picking_sort) {
struct ComparatorCollisionObjects {
bool operator()(const PhysicsDirectSpaceState2D::ShapeResult &p_a, const PhysicsDirectSpaceState2D::ShapeResult &p_b) const {
CollisionObject2D *a = Object::cast_to<CollisionObject2D>(p_a.collider);
CollisionObject2D *b = Object::cast_to<CollisionObject2D>(p_b.collider);
if (!a || !b) {
return false;
}
int za = a->get_effective_z_index();
int zb = b->get_effective_z_index();
if (za != zb) {
return zb < za;
}
return a->is_greater_than(b);
}
};
SortArray<PhysicsDirectSpaceState2D::ShapeResult, ComparatorCollisionObjects> sorter;
sorter.sort(res, rc);
}
for (int i = 0; i < rc; i++) {
if (is_input_handled()) {
break;
}
if (res[i].collider_id.is_valid() && res[i].collider) {
CollisionObject2D *co = Object::cast_to<CollisionObject2D>(res[i].collider);
if (co && co->can_process()) {
bool send_event = true;
if (is_mouse) {
HashMap<ObjectID, uint64_t>::Iterator F = physics_2d_mouseover.find(res[i].collider_id);
if (!F) {
physics_2d_mouseover.insert(res[i].collider_id, frame);
co->_mouse_enter();
} else {
F->value = frame;
// It was already hovered, so don't send the event if it's faked.
if (mm.is_valid() && mm->get_device() == InputEvent::DEVICE_ID_INTERNAL) {
send_event = false;
}
}
HashMap<Pair<ObjectID, int>, uint64_t, PairHash<ObjectID, int>>::Iterator SF = physics_2d_shape_mouseover.find(Pair(res[i].collider_id, res[i].shape));
if (!SF) {
physics_2d_shape_mouseover.insert(Pair(res[i].collider_id, res[i].shape), frame);
co->_mouse_shape_enter(res[i].shape);
} else {
SF->value = frame;
}
}
if (send_event) {
co->_input_event_call(this, ev, res[i].shape);
}
}
}
}
}
if (is_mouse) {
_cleanup_mouseover_colliders(false, false, frame);
}
}
#ifndef _3D_DISABLED
CollisionObject3D *capture_object = nullptr;
if (physics_object_capture.is_valid()) {
capture_object = Object::cast_to<CollisionObject3D>(ObjectDB::get_instance(physics_object_capture));
if (!capture_object || !camera_3d || (mb.is_valid() && mb->get_button_index() == MouseButton::LEFT && !mb->is_pressed())) {
physics_object_capture = ObjectID();
} else {
last_id = physics_object_capture;
last_object = capture_object;
}
}
if (pos == last_pos) {
if (last_id.is_valid()) {
if (ObjectDB::get_instance(last_id) && last_object) {
// Good, exists.
_collision_object_3d_input_event(last_object, camera_3d, ev, result.position, result.normal, result.shape);
if (last_object->get_capture_input_on_drag() && mb.is_valid() && mb->get_button_index() == MouseButton::LEFT && mb->is_pressed()) {
physics_object_capture = last_id;
}
}
}
} else {
if (camera_3d) {
Vector3 from = camera_3d->project_ray_origin(pos);
Vector3 dir = camera_3d->project_ray_normal(pos);
real_t far = camera_3d->far;
PhysicsDirectSpaceState3D *space = PhysicsServer3D::get_singleton()->space_get_direct_state(find_world_3d()->get_space());
if (space) {
PhysicsDirectSpaceState3D::RayParameters ray_params;
ray_params.from = from;
ray_params.to = from + dir * far;
ray_params.collide_with_areas = true;
ray_params.pick_ray = true;
bool col = space->intersect_ray(ray_params, result);
ObjectID new_collider;
CollisionObject3D *co = col ? Object::cast_to<CollisionObject3D>(result.collider) : nullptr;
if (co && co->can_process()) {
new_collider = result.collider_id;
if (!capture_object) {
last_object = co;
last_id = result.collider_id;
if (co->get_capture_input_on_drag() && mb.is_valid() && mb->get_button_index() == MouseButton::LEFT && mb->is_pressed()) {
physics_object_capture = last_id;
}
}
}
if (is_mouse && new_collider != physics_object_over) {
if (physics_object_over.is_valid()) {
CollisionObject3D *previous_co = Object::cast_to<CollisionObject3D>(ObjectDB::get_instance(physics_object_over));
if (previous_co) {
previous_co->_mouse_exit();
}
}
if (new_collider.is_valid()) {
DEV_ASSERT(co);
co->_mouse_enter();
}
physics_object_over = new_collider;
}
if (capture_object) {
_collision_object_3d_input_event(capture_object, camera_3d, ev, result.position, result.normal, result.shape);
} else if (new_collider.is_valid()) {
_collision_object_3d_input_event(co, camera_3d, ev, result.position, result.normal, result.shape);
}
}
last_pos = pos;
}
}
#endif // _3D_DISABLED
}
}
RID Viewport::get_viewport_rid() const {
ERR_READ_THREAD_GUARD_V(RID());
return viewport;
}
void Viewport::update_canvas_items() {
ERR_MAIN_THREAD_GUARD;
if (!is_inside_tree()) {
return;
}
_update_canvas_items(this);
}
void Viewport::_set_size(const Size2i &p_size, const Size2i &p_size_2d_override, bool p_allocated) {
Transform2D stretch_transform_new = Transform2D();
if (is_size_2d_override_stretch_enabled() && p_size_2d_override.width > 0 && p_size_2d_override.height > 0) {
Size2 scale = Size2(p_size) / Size2(p_size_2d_override);
stretch_transform_new.scale(scale);
}
Size2i new_size = p_size.max(Size2i(2, 2));
if (size == new_size && size_allocated == p_allocated && stretch_transform == stretch_transform_new && p_size_2d_override == size_2d_override) {
return;
}
size = new_size;
size_allocated = p_allocated;
size_2d_override = p_size_2d_override;
stretch_transform = stretch_transform_new;
#ifndef _3D_DISABLED
if (!use_xr) {
#endif
if (p_allocated) {
RS::get_singleton()->viewport_set_size(viewport, size.width, size.height);
} else {
RS::get_singleton()->viewport_set_size(viewport, 0, 0);
}
#ifndef _3D_DISABLED
} // if (!use_xr)
#endif
_update_global_transform();
update_configuration_warnings();
update_canvas_items();
for (ViewportTexture *E : viewport_textures) {
E->emit_changed();
}
emit_signal(SNAME("size_changed"));
Rect2i limit = get_visible_rect();
for (int i = 0; i < gui.sub_windows.size(); ++i) {
Window *sw = gui.sub_windows[i].window;
Rect2i rect = Rect2i(sw->position, sw->size);
Rect2i new_rect = sw->fit_rect_in_parent(rect, limit);
if (new_rect != rect) {
sw->set_position(new_rect.position);
sw->set_size(new_rect.size);
}
}
}
Size2i Viewport::_get_size() const {
#ifndef _3D_DISABLED
if (use_xr) {
if (XRServer::get_singleton() != nullptr) {
Ref<XRInterface> xr_interface = XRServer::get_singleton()->get_primary_interface();
if (xr_interface.is_valid() && xr_interface->is_initialized()) {
Size2 xr_size = xr_interface->get_render_target_size();
return (Size2i)xr_size;
}
}
return Size2i();
}
#endif // _3D_DISABLED
return size;
}
Size2i Viewport::_get_size_2d_override() const {
return size_2d_override;
}
bool Viewport::_is_size_allocated() const {
return size_allocated;
}
Rect2 Viewport::get_visible_rect() const {
ERR_READ_THREAD_GUARD_V(Rect2());
Rect2 r;
if (size == Size2()) {
r = Rect2(Point2(), DisplayServer::get_singleton()->window_get_size());
} else {
r = Rect2(Point2(), size);
}
if (size_2d_override != Size2i()) {
r.size = size_2d_override;
}
return r;
}
void Viewport::canvas_parent_mark_dirty(Node *p_node) {
ERR_MAIN_THREAD_GUARD;
bool request_update = gui.canvas_parents_with_dirty_order.is_empty();
gui.canvas_parents_with_dirty_order.insert(p_node->get_instance_id());
if (request_update) {
callable_mp(this, &Viewport::_process_dirty_canvas_parent_orders).call_deferred();
}
}
void Viewport::_update_audio_listener_2d() {
if (AudioServer::get_singleton()) {
AudioServer::get_singleton()->notify_listener_changed();
}
}
void Viewport::set_as_audio_listener_2d(bool p_enable) {
ERR_MAIN_THREAD_GUARD;
if (p_enable == is_audio_listener_2d_enabled) {
return;
}
is_audio_listener_2d_enabled = p_enable;
_update_audio_listener_2d();
}
bool Viewport::is_audio_listener_2d() const {
ERR_READ_THREAD_GUARD_V(false);
return is_audio_listener_2d_enabled;
}
AudioListener2D *Viewport::get_audio_listener_2d() const {
ERR_READ_THREAD_GUARD_V(nullptr);
return audio_listener_2d;
}
void Viewport::enable_canvas_transform_override(bool p_enable) {
ERR_MAIN_THREAD_GUARD;
if (override_canvas_transform == p_enable) {
return;
}
override_canvas_transform = p_enable;
if (p_enable) {
RenderingServer::get_singleton()->viewport_set_canvas_transform(viewport, find_world_2d()->get_canvas(), canvas_transform_override);
} else {
RenderingServer::get_singleton()->viewport_set_canvas_transform(viewport, find_world_2d()->get_canvas(), canvas_transform);
}
}
bool Viewport::is_canvas_transform_override_enabled() const {
ERR_READ_THREAD_GUARD_V(false);
return override_canvas_transform;
}
void Viewport::set_canvas_transform_override(const Transform2D &p_transform) {
ERR_MAIN_THREAD_GUARD;
if (canvas_transform_override == p_transform) {
return;
}
canvas_transform_override = p_transform;
if (override_canvas_transform) {
RenderingServer::get_singleton()->viewport_set_canvas_transform(viewport, find_world_2d()->get_canvas(), canvas_transform_override);
}
}
Transform2D Viewport::get_canvas_transform_override() const {
ERR_READ_THREAD_GUARD_V(Transform2D());
return canvas_transform_override;
}
void Viewport::set_canvas_transform(const Transform2D &p_transform) {
ERR_MAIN_THREAD_GUARD;
canvas_transform = p_transform;
if (!override_canvas_transform) {
RenderingServer::get_singleton()->viewport_set_canvas_transform(viewport, find_world_2d()->get_canvas(), canvas_transform);
}
}
Transform2D Viewport::get_canvas_transform() const {
ERR_READ_THREAD_GUARD_V(Transform2D());
return canvas_transform;
}
void Viewport::_update_global_transform() {
Transform2D sxform = stretch_transform * global_canvas_transform;
RenderingServer::get_singleton()->viewport_set_global_canvas_transform(viewport, sxform);
}
void Viewport::set_global_canvas_transform(const Transform2D &p_transform) {
ERR_MAIN_THREAD_GUARD;
global_canvas_transform = p_transform;
_update_global_transform();
}
Transform2D Viewport::get_global_canvas_transform() const {
ERR_READ_THREAD_GUARD_V(Transform2D());
return global_canvas_transform;
}
void Viewport::_camera_2d_set(Camera2D *p_camera_2d) {
camera_2d = p_camera_2d;
}
void Viewport::_audio_listener_2d_set(AudioListener2D *p_listener) {
if (audio_listener_2d == p_listener) {
return;
} else if (audio_listener_2d) {
audio_listener_2d->clear_current();
}
audio_listener_2d = p_listener;
}
void Viewport::_audio_listener_2d_remove(AudioListener2D *p_listener) {
if (audio_listener_2d == p_listener) {
audio_listener_2d = nullptr;
}
}
void Viewport::_canvas_layer_add(CanvasLayer *p_canvas_layer) {
canvas_layers.insert(p_canvas_layer);
}
void Viewport::_canvas_layer_remove(CanvasLayer *p_canvas_layer) {
canvas_layers.erase(p_canvas_layer);
}
void Viewport::set_transparent_background(bool p_enable) {
ERR_MAIN_THREAD_GUARD;
transparent_bg = p_enable;
RS::get_singleton()->viewport_set_transparent_background(viewport, p_enable);
}
bool Viewport::has_transparent_background() const {
ERR_READ_THREAD_GUARD_V(false);
return transparent_bg;
}
void Viewport::set_use_hdr_2d(bool p_enable) {
ERR_MAIN_THREAD_GUARD;
use_hdr_2d = p_enable;
RS::get_singleton()->viewport_set_use_hdr_2d(viewport, p_enable);
}
bool Viewport::is_using_hdr_2d() const {
ERR_READ_THREAD_GUARD_V(false);
return use_hdr_2d;
}
void Viewport::set_world_2d(const Ref<World2D> &p_world_2d) {
ERR_MAIN_THREAD_GUARD;
if (world_2d == p_world_2d) {
return;
}
if (is_inside_tree()) {
RenderingServer::get_singleton()->viewport_remove_canvas(viewport, current_canvas);
}
if (world_2d.is_valid()) {
world_2d->remove_viewport(this);
}
if (p_world_2d.is_valid()) {
bool do_propagate = world_2d.is_valid() && is_inside_tree();
world_2d = p_world_2d;
if (do_propagate) {
_propagate_world_2d_changed(this);
}
} else {
WARN_PRINT("Invalid world_2d");
world_2d = Ref<World2D>(memnew(World2D));
}
world_2d->register_viewport(this);
_update_audio_listener_2d();
if (is_inside_tree()) {
current_canvas = find_world_2d()->get_canvas();
RenderingServer::get_singleton()->viewport_attach_canvas(viewport, current_canvas);
}
}
Ref<World2D> Viewport::find_world_2d() const {
ERR_READ_THREAD_GUARD_V(Ref<World2D>());
if (world_2d.is_valid()) {
return world_2d;
} else if (parent) {
return parent->find_world_2d();
} else {
return Ref<World2D>();
}
}
void Viewport::_propagate_viewport_notification(Node *p_node, int p_what) {
p_node->notification(p_what);
for (int i = 0; i < p_node->get_child_count(); i++) {
Node *c = p_node->get_child(i);
if (Object::cast_to<Viewport>(c)) {
continue;
}
_propagate_viewport_notification(c, p_what);
}
}
Ref<World2D> Viewport::get_world_2d() const {
ERR_READ_THREAD_GUARD_V(Ref<World2D>());
return world_2d;
}
Camera2D *Viewport::get_camera_2d() const {
ERR_READ_THREAD_GUARD_V(nullptr);
return camera_2d;
}
Transform2D Viewport::get_final_transform() const {
ERR_READ_THREAD_GUARD_V(Transform2D());
return stretch_transform * global_canvas_transform;
}
void Viewport::assign_next_enabled_camera_2d(const StringName &p_camera_group) {
ERR_MAIN_THREAD_GUARD;
List<Node *> camera_list;
get_tree()->get_nodes_in_group(p_camera_group, &camera_list);
Camera2D *new_camera = nullptr;
for (Node *E : camera_list) {
Camera2D *cam = Object::cast_to<Camera2D>(E);
if (!cam) {
continue; // Non-camera node (e.g. ParallaxBackground).
}
if (cam->is_enabled()) {
new_camera = cam;
break;
}
}
_camera_2d_set(new_camera);
if (!camera_2d) {
set_canvas_transform(Transform2D());
}
}
void Viewport::_update_canvas_items(Node *p_node) {
if (p_node != this) {
Window *w = Object::cast_to<Window>(p_node);
if (w && (!w->is_inside_tree() || !w->is_embedded())) {
return;
}
CanvasItem *ci = Object::cast_to<CanvasItem>(p_node);
if (ci) {
ci->queue_redraw();
}
}
int cc = p_node->get_child_count();
for (int i = 0; i < cc; i++) {
_update_canvas_items(p_node->get_child(i));
}
}
Ref<ViewportTexture> Viewport::get_texture() const {
ERR_READ_THREAD_GUARD_V(Ref<ViewportTexture>());
return default_texture;
}
void Viewport::set_positional_shadow_atlas_size(int p_size) {
ERR_MAIN_THREAD_GUARD;
positional_shadow_atlas_size = p_size;
RS::get_singleton()->viewport_set_positional_shadow_atlas_size(viewport, p_size, positional_shadow_atlas_16_bits);
}
int Viewport::get_positional_shadow_atlas_size() const {
ERR_READ_THREAD_GUARD_V(0);
return positional_shadow_atlas_size;
}
void Viewport::set_positional_shadow_atlas_16_bits(bool p_16_bits) {
ERR_MAIN_THREAD_GUARD;
if (positional_shadow_atlas_16_bits == p_16_bits) {
return;
}
positional_shadow_atlas_16_bits = p_16_bits;
RS::get_singleton()->viewport_set_positional_shadow_atlas_size(viewport, positional_shadow_atlas_size, positional_shadow_atlas_16_bits);
}
bool Viewport::get_positional_shadow_atlas_16_bits() const {
ERR_READ_THREAD_GUARD_V(false);
return positional_shadow_atlas_16_bits;
}
void Viewport::set_positional_shadow_atlas_quadrant_subdiv(int p_quadrant, PositionalShadowAtlasQuadrantSubdiv p_subdiv) {
ERR_MAIN_THREAD_GUARD;
ERR_FAIL_INDEX(p_quadrant, 4);
ERR_FAIL_INDEX(p_subdiv, SHADOW_ATLAS_QUADRANT_SUBDIV_MAX);
if (positional_shadow_atlas_quadrant_subdiv[p_quadrant] == p_subdiv) {
return;
}
positional_shadow_atlas_quadrant_subdiv[p_quadrant] = p_subdiv;
static const int subdiv[SHADOW_ATLAS_QUADRANT_SUBDIV_MAX] = { 0, 1, 4, 16, 64, 256, 1024 };
RS::get_singleton()->viewport_set_positional_shadow_atlas_quadrant_subdivision(viewport, p_quadrant, subdiv[p_subdiv]);
}
Viewport::PositionalShadowAtlasQuadrantSubdiv Viewport::get_positional_shadow_atlas_quadrant_subdiv(int p_quadrant) const {
ERR_READ_THREAD_GUARD_V(SHADOW_ATLAS_QUADRANT_SUBDIV_DISABLED);
ERR_FAIL_INDEX_V(p_quadrant, 4, SHADOW_ATLAS_QUADRANT_SUBDIV_DISABLED);
return positional_shadow_atlas_quadrant_subdiv[p_quadrant];
}
Ref<InputEvent> Viewport::_make_input_local(const Ref<InputEvent> &ev) {
if (ev.is_null()) {
return ev; // No transformation defined for null event
}
Transform2D ai = get_final_transform().affine_inverse();
return ev->xformed_by(ai);
}
Vector2 Viewport::get_mouse_position() const {
ERR_READ_THREAD_GUARD_V(Vector2());
if (!is_directly_attached_to_screen()) {
// Rely on the most recent mouse coordinate from an InputEventMouse in push_input.
// In this case get_screen_transform is not applicable, because it is ambiguous.
return gui.last_mouse_pos;
} else if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_MOUSE)) {
Transform2D xform = get_screen_transform_internal(true);
if (xform.determinant() == 0) {
// Screen transform can be non-invertible when the Window is minimized.
return Vector2();
}
return xform.affine_inverse().xform(DisplayServer::get_singleton()->mouse_get_position());
} else {
// Fallback to Input for getting mouse position in case of emulated mouse.
return get_screen_transform_internal().affine_inverse().xform(Input::get_singleton()->get_mouse_position());
}
}
void Viewport::warp_mouse(const Vector2 &p_position) {
ERR_MAIN_THREAD_GUARD;
Transform2D xform = get_screen_transform_internal();
Vector2 gpos = xform.xform(p_position);
Input::get_singleton()->warp_mouse(gpos);
}
void Viewport::_gui_sort_roots() {
if (!gui.roots_order_dirty) {
return;
}
gui.roots.sort_custom<Control::CComparator>();
gui.roots_order_dirty = false;
}
void Viewport::_gui_cancel_tooltip() {
gui.tooltip_control = nullptr;
gui.tooltip_text = "";
if (gui.tooltip_timer.is_valid()) {
gui.tooltip_timer->release_connections();
gui.tooltip_timer = Ref<SceneTreeTimer>();
}
if (gui.tooltip_popup) {
gui.tooltip_popup->queue_free();
}
}
String Viewport::_gui_get_tooltip(Control *p_control, const Vector2 &p_pos, Control **r_tooltip_owner) {
Vector2 pos = p_pos;
String tooltip;
while (p_control) {
tooltip = p_control->get_tooltip(pos);
// Temporary solution for PopupMenus.
PopupMenu *menu = Object::cast_to<PopupMenu>(this);
if (menu) {
tooltip = menu->get_tooltip(pos);
}
if (r_tooltip_owner) {
*r_tooltip_owner = p_control;
}
// If we found a tooltip, we stop here.
if (!tooltip.is_empty()) {
break;
}
// Otherwise, we check parent controls unless some conditions prevent it.
if (p_control->data.mouse_filter == Control::MOUSE_FILTER_STOP) {
break;
}
if (p_control->is_set_as_top_level()) {
break;
}
// Transform cursor pos for parent control.
pos = p_control->get_transform().xform(pos);
p_control = p_control->get_parent_control();
}
return tooltip;
}
void Viewport::_gui_show_tooltip() {
if (!gui.tooltip_control) {
return;
}
// Get the Control under cursor and the relevant tooltip text, if any.
Control *tooltip_owner = nullptr;
gui.tooltip_text = _gui_get_tooltip(
gui.tooltip_control,
gui.tooltip_control->get_global_transform().xform_inv(gui.last_mouse_pos),
&tooltip_owner);
gui.tooltip_text = gui.tooltip_text.strip_edges();
if (gui.tooltip_text.is_empty()) {
return; // Nothing to show.
}
// Remove previous popup if we change something.
if (gui.tooltip_popup) {
memdelete(gui.tooltip_popup);
gui.tooltip_popup = nullptr;
}
if (!tooltip_owner) {
return;
}
// Popup window which houses the tooltip content.
PopupPanel *panel = memnew(PopupPanel);
panel->set_theme_type_variation(SNAME("TooltipPanel"));
// Ensure no opaque background behind the panel as its StyleBox can be partially transparent (e.g. corners).
panel->set_transparent_background(true);
// Controls can implement `make_custom_tooltip` to provide their own tooltip.
// This should be a Control node which will be added as child to a TooltipPanel.
Control *base_tooltip = tooltip_owner->make_custom_tooltip(gui.tooltip_text);
// If no custom tooltip is given, use a default implementation.
if (!base_tooltip) {
gui.tooltip_label = memnew(Label);
gui.tooltip_label->set_theme_type_variation(SNAME("TooltipLabel"));
gui.tooltip_label->set_auto_translate(gui.tooltip_control->is_auto_translating());
gui.tooltip_label->set_text(gui.tooltip_text);
base_tooltip = gui.tooltip_label;
panel->connect("mouse_entered", callable_mp(this, &Viewport::_gui_cancel_tooltip));
}
base_tooltip->set_anchors_and_offsets_preset(Control::PRESET_FULL_RECT);
panel->set_transient(true);
panel->set_flag(Window::FLAG_NO_FOCUS, true);
panel->set_flag(Window::FLAG_POPUP, false);
panel->set_flag(Window::FLAG_MOUSE_PASSTHROUGH, true);
panel->set_wrap_controls(true);
panel->add_child(base_tooltip);
panel->gui_parent = this;
gui.tooltip_popup = panel;
tooltip_owner->add_child(gui.tooltip_popup);
Point2 tooltip_offset = GLOBAL_GET("display/mouse_cursor/tooltip_position_offset");
Rect2 r(gui.tooltip_pos + tooltip_offset, gui.tooltip_popup->get_contents_minimum_size());
r.size = r.size.min(panel->get_max_size());
Window *window = gui.tooltip_popup->get_parent_visible_window();
Rect2i vr;
if (gui.tooltip_popup->is_embedded()) {
vr = gui.tooltip_popup->get_embedder()->get_visible_rect();
} else {
vr = window->get_usable_parent_rect();
}
if (r.size.x + r.position.x > vr.size.x + vr.position.x) {
// Place it in the opposite direction. If it fails, just hug the border.
r.position.x = gui.tooltip_pos.x - r.size.x - tooltip_offset.x;
if (r.position.x < vr.position.x) {
r.position.x = vr.position.x + vr.size.x - r.size.x;
}
} else if (r.position.x < vr.position.x) {
r.position.x = vr.position.x;
}
if (r.size.y + r.position.y > vr.size.y + vr.position.y) {
// Same as above.
r.position.y = gui.tooltip_pos.y - r.size.y - tooltip_offset.y;
if (r.position.y < vr.position.y) {
r.position.y = vr.position.y + vr.size.y - r.size.y;
}
} else if (r.position.y < vr.position.y) {
r.position.y = vr.position.y;
}
gui.tooltip_popup->set_position(r.position);
gui.tooltip_popup->set_size(r.size);
DisplayServer::WindowID active_popup = DisplayServer::get_singleton()->window_get_active_popup();
if (active_popup == DisplayServer::INVALID_WINDOW_ID || active_popup == window->get_window_id()) {
gui.tooltip_popup->show();
}
gui.tooltip_popup->child_controls_changed();
}
bool Viewport::_gui_call_input(Control *p_control, const Ref<InputEvent> &p_input) {
bool stopped = false;
Ref<InputEvent> ev = p_input;
// Returns true if an event should be impacted by a control's mouse filter.
bool is_pointer_event = Ref<InputEventMouse>(p_input).is_valid() || Ref<InputEventScreenDrag>(p_input).is_valid() || Ref<InputEventScreenTouch>(p_input).is_valid();
Ref<InputEventMouseButton> mb = p_input;
bool is_scroll_event = mb.is_valid() &&
(mb->get_button_index() == MouseButton::WHEEL_DOWN ||
mb->get_button_index() == MouseButton::WHEEL_UP ||
mb->get_button_index() == MouseButton::WHEEL_LEFT ||
mb->get_button_index() == MouseButton::WHEEL_RIGHT);
CanvasItem *ci = p_control;
while (ci) {
Control *control = Object::cast_to<Control>(ci);
if (control) {
if (control->data.mouse_filter != Control::MOUSE_FILTER_IGNORE) {
control->_call_gui_input(ev);
}
if (!control->is_inside_tree() || control->is_set_as_top_level()) {
break;
}
if (gui.key_event_accepted) {
stopped = true;
break;
}
if (control->data.mouse_filter == Control::MOUSE_FILTER_STOP && is_pointer_event && !(is_scroll_event && control->data.force_pass_scroll_events)) {
// Mouse, ScreenDrag and ScreenTouch events are stopped by default with MOUSE_FILTER_STOP, unless we have a scroll event and force_pass_scroll_events set to true
stopped = true;
break;
}
}
if (is_input_handled()) {
// Break after Physics Picking in SubViewport.
break;
}
if (ci->is_set_as_top_level()) {
break;
}
ev = ev->xformed_by(ci->get_transform()); // Transform event upwards.
ci = ci->get_parent_item();
}
return stopped;
}
void Viewport::_gui_call_notification(Control *p_control, int p_what) {
CanvasItem *ci = p_control;
while (ci) {
Control *control = Object::cast_to<Control>(ci);
if (control) {
if (control->data.mouse_filter != Control::MOUSE_FILTER_IGNORE) {
control->notification(p_what);
}
if (!control->is_inside_tree()) {
break;
}
if (!control->is_inside_tree() || control->is_set_as_top_level()) {
break;
}
if (control->data.mouse_filter == Control::MOUSE_FILTER_STOP) {
break;
}
}
if (ci->is_set_as_top_level()) {
break;
}
ci = ci->get_parent_item();
}
}
Control *Viewport::gui_find_control(const Point2 &p_global) {
ERR_MAIN_THREAD_GUARD_V(nullptr);
// Handle subwindows.
_gui_sort_roots();
for (List<Control *>::Element *E = gui.roots.back(); E; E = E->prev()) {
Control *sw = E->get();
if (!sw->is_visible_in_tree()) {
continue;
}
Transform2D xform;
CanvasItem *pci = sw->get_parent_item();
if (pci) {
xform = pci->get_global_transform_with_canvas();
} else {
xform = sw->get_canvas_transform();
}
Control *ret = _gui_find_control_at_pos(sw, p_global, xform);
if (ret) {
return ret;
}
}
return nullptr;
}
Control *Viewport::_gui_find_control_at_pos(CanvasItem *p_node, const Point2 &p_global, const Transform2D &p_xform) {
if (!p_node->is_visible()) {
return nullptr; // Canvas item hidden, discard.
}
Transform2D matrix = p_xform * p_node->get_transform();
// matrix.determinant() == 0.0f implies that node does not exist on scene
if (matrix.determinant() == 0.0f) {
return nullptr;
}
Control *c = Object::cast_to<Control>(p_node);
if (!c || !c->is_clipping_contents() || c->has_point(matrix.affine_inverse().xform(p_global))) {
for (int i = p_node->get_child_count() - 1; i >= 0; i--) {
CanvasItem *ci = Object::cast_to<CanvasItem>(p_node->get_child(i));
if (!ci || ci->is_set_as_top_level()) {
continue;
}
Control *ret = _gui_find_control_at_pos(ci, p_global, matrix);
if (ret) {
return ret;
}
}
}
if (!c || c->data.mouse_filter == Control::MOUSE_FILTER_IGNORE) {
return nullptr;
}
matrix.affine_invert();
if (!c->has_point(matrix.xform(p_global))) {
return nullptr;
}
Control *drag_preview = _gui_get_drag_preview();
if (!drag_preview || (c != drag_preview && !drag_preview->is_ancestor_of(c))) {
return c;
}
return nullptr;
}
bool Viewport::_gui_drop(Control *p_at_control, Point2 p_at_pos, bool p_just_check) {
// Attempt grab, try parent controls too.
CanvasItem *ci = p_at_control;
while (ci) {
Control *control = Object::cast_to<Control>(ci);
if (control) {
if (control->can_drop_data(p_at_pos, gui.drag_data)) {
if (!p_just_check) {
control->drop_data(p_at_pos, gui.drag_data);
}
return true;
}
if (control->data.mouse_filter == Control::MOUSE_FILTER_STOP) {
break;
}
}
p_at_pos = ci->get_transform().xform(p_at_pos);
if (ci->is_set_as_top_level()) {
break;
}
ci = ci->get_parent_item();
}
return false;
}
void Viewport::_gui_input_event(Ref<InputEvent> p_event) {
ERR_FAIL_COND(p_event.is_null());
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid()) {
gui.key_event_accepted = false;
Point2 mpos = mb->get_position();
if (mb->is_pressed()) {
if (!gui.mouse_focus_mask.is_empty()) {
// Do not steal mouse focus and stuff while a focus mask exists.
gui.mouse_focus_mask.set_flag(mouse_button_to_mask(mb->get_button_index()));
} else {
gui.mouse_focus = gui_find_control(mpos);
gui.last_mouse_focus = gui.mouse_focus;
if (!gui.mouse_focus) {
return;
}
gui.mouse_focus_mask.set_flag(mouse_button_to_mask(mb->get_button_index()));
if (mb->get_button_index() == MouseButton::LEFT) {
gui.drag_accum = Vector2();
gui.drag_attempted = false;
}
}
DEV_ASSERT(gui.mouse_focus);
mb = mb->xformed_by(Transform2D()); // Make a copy of the event.
Point2 pos = gui.mouse_focus->get_global_transform_with_canvas().affine_inverse().xform(mpos);
mb->set_position(pos);
#ifdef DEBUG_ENABLED
if (EngineDebugger::get_singleton()) {
Array arr;
arr.push_back(gui.mouse_focus->get_path());
arr.push_back(gui.mouse_focus->get_class());
EngineDebugger::get_singleton()->send_message("scene:click_ctrl", arr);
}
#endif
if (mb->get_button_index() == MouseButton::LEFT) { // Assign focus.
CanvasItem *ci = gui.mouse_focus;
while (ci) {
Control *control = Object::cast_to<Control>(ci);
if (control) {
if (control->get_focus_mode() != Control::FOCUS_NONE) {
if (control != gui.key_focus) {
control->grab_focus();
}
break;
}
if (control->data.mouse_filter == Control::MOUSE_FILTER_STOP) {
break;
}
}
if (ci->is_set_as_top_level()) {
break;
}
ci = ci->get_parent_item();
}
}
bool stopped = gui.mouse_focus && gui.mouse_focus->can_process() && _gui_call_input(gui.mouse_focus, mb);
if (stopped) {
set_input_as_handled();
}
if (gui.dragging && mb->get_button_index() == MouseButton::LEFT) {
// Alternate drop use (when using force_drag(), as proposed by #5342).
_perform_drop(gui.mouse_focus, pos);
}
_gui_cancel_tooltip();
} else {
if (gui.dragging && mb->get_button_index() == MouseButton::LEFT) {
_perform_drop(gui.drag_mouse_over, gui.drag_mouse_over_pos);
}
gui.mouse_focus_mask.clear_flag(mouse_button_to_mask(mb->get_button_index())); // Remove from mask.
if (!gui.mouse_focus) {
// Release event is only sent if a mouse focus (previously pressed button) exists.
return;
}
mb = mb->xformed_by(Transform2D()); // Make a copy.
Point2 pos = gui.mouse_focus->get_global_transform_with_canvas().affine_inverse().xform(mpos);
mb->set_position(pos);
Control *mouse_focus = gui.mouse_focus;
// Disable mouse focus if needed before calling input,
// this makes popups on mouse press event work better,
// as the release will never be received otherwise.
if (gui.mouse_focus_mask.is_empty()) {
gui.mouse_focus = nullptr;
gui.forced_mouse_focus = false;
}
bool stopped = mouse_focus && mouse_focus->can_process() && _gui_call_input(mouse_focus, mb);
if (stopped) {
set_input_as_handled();
}
}
}
Ref<InputEventMouseMotion> mm = p_event;
if (mm.is_valid()) {
gui.key_event_accepted = false;
Point2 mpos = mm->get_position();
// Drag & drop.
if (!gui.drag_attempted && gui.mouse_focus && (mm->get_button_mask().has_flag(MouseButtonMask::LEFT))) {
gui.drag_accum += mm->get_relative();
float len = gui.drag_accum.length();
if (len > 10) {
{ // Attempt grab, try parent controls too.
CanvasItem *ci = gui.mouse_focus;
while (ci) {
Control *control = Object::cast_to<Control>(ci);
if (control) {
gui.dragging = true;
gui.drag_data = control->get_drag_data(control->get_global_transform_with_canvas().affine_inverse().xform(mpos - gui.drag_accum));
if (gui.drag_data.get_type() != Variant::NIL) {
gui.mouse_focus = nullptr;
gui.forced_mouse_focus = false;
gui.mouse_focus_mask.clear();
break;
} else {
Control *drag_preview = _gui_get_drag_preview();
if (drag_preview) {
ERR_PRINT("Don't set a drag preview and return null data. Preview was deleted and drag request ignored.");
memdelete(drag_preview);
gui.drag_preview_id = ObjectID();
}
gui.dragging = false;
}
if (control->data.mouse_filter == Control::MOUSE_FILTER_STOP) {
break;
}
}
if (ci->is_set_as_top_level()) {
break;
}
ci = ci->get_parent_item();
}
}
gui.drag_attempted = true;
if (gui.dragging) {
_propagate_viewport_notification(this, NOTIFICATION_DRAG_BEGIN);
}
}
}
Control *over = nullptr;
if (gui.mouse_focus) {
over = gui.mouse_focus;
} else if (gui.mouse_in_viewport) {
over = gui_find_control(mpos);
}
DisplayServer::CursorShape ds_cursor_shape = (DisplayServer::CursorShape)Input::get_singleton()->get_default_cursor_shape();
if (over) {
Transform2D localizer = over->get_global_transform_with_canvas().affine_inverse();
Size2 pos = localizer.xform(mpos);
Vector2 velocity = localizer.basis_xform(mm->get_velocity());
Vector2 rel = localizer.basis_xform(mm->get_relative());
mm = mm->xformed_by(Transform2D()); // Make a copy.
mm->set_global_position(mpos);
mm->set_velocity(velocity);
mm->set_relative(rel);
// Nothing pressed.
if (mm->get_button_mask().is_empty()) {
bool is_tooltip_shown = false;
if (gui.tooltip_popup) {
if (gui.tooltip_control) {
String tooltip = _gui_get_tooltip(over, gui.tooltip_control->get_global_transform().xform_inv(mpos));
tooltip = tooltip.strip_edges();
if (tooltip.is_empty() || tooltip != gui.tooltip_text) {
_gui_cancel_tooltip();
} else {
is_tooltip_shown = true;
}
} else {
_gui_cancel_tooltip();
}
}
if (!is_tooltip_shown && over->can_process()) {
if (gui.tooltip_timer.is_valid()) {
gui.tooltip_timer->release_connections();
gui.tooltip_timer = Ref<SceneTreeTimer>();
}
gui.tooltip_control = over;
gui.tooltip_pos = over->get_screen_transform().xform(pos);
gui.tooltip_timer = get_tree()->create_timer(gui.tooltip_delay);
gui.tooltip_timer->set_ignore_time_scale(true);
gui.tooltip_timer->connect("timeout", callable_mp(this, &Viewport::_gui_show_tooltip));
}
}
mm->set_position(pos);
Control::CursorShape cursor_shape = Control::CURSOR_ARROW;
{
Control *c = over;
Vector2 cpos = pos;
while (c) {
if (!gui.mouse_focus_mask.is_empty() || c->has_point(cpos)) {
cursor_shape = c->get_cursor_shape(cpos);
} else {
cursor_shape = Control::CURSOR_ARROW;
}
cpos = c->get_transform().xform(cpos);
if (cursor_shape != Control::CURSOR_ARROW) {
break;
}
if (c->data.mouse_filter == Control::MOUSE_FILTER_STOP) {
break;
}
if (c->is_set_as_top_level()) {
break;
}
c = c->get_parent_control();
}
}
ds_cursor_shape = (DisplayServer::CursorShape)cursor_shape;
bool stopped = over->can_process() && _gui_call_input(over, mm);
if (stopped) {
set_input_as_handled();
}
}
if (gui.dragging) {
// Handle drag & drop.
Control *drag_preview = _gui_get_drag_preview();
if (drag_preview) {
drag_preview->set_position(mpos);
}
gui.drag_mouse_over = over;
gui.drag_mouse_over_pos = Vector2();
// Find the window this is above of.
// See if there is an embedder.
Viewport *embedder = nullptr;
Vector2 viewport_pos;
if (is_embedding_subwindows()) {
embedder = this;
viewport_pos = mpos;
} else {
// Not an embedder, but may be a subwindow of an embedder.
Window *w = Object::cast_to<Window>(this);
if (w) {
if (w->is_embedded()) {
embedder = w->get_embedder();
viewport_pos = get_final_transform().xform(mpos) + w->get_position(); // To parent coords.
}
}
}
Viewport *viewport_under = nullptr;
if (embedder) {
// Use embedder logic.
for (int i = embedder->gui.sub_windows.size() - 1; i >= 0; i--) {
Window *sw = embedder->gui.sub_windows[i].window;
Rect2 swrect = Rect2i(sw->get_position(), sw->get_size());
if (!sw->get_flag(Window::FLAG_BORDERLESS)) {
int title_height = sw->theme_cache.title_height;
swrect.position.y -= title_height;
swrect.size.y += title_height;
}
if (swrect.has_point(viewport_pos)) {
viewport_under = sw;
viewport_pos -= sw->get_position();
}
}
if (!viewport_under) {
// Not in a subwindow, likely in embedder.
viewport_under = embedder;
}
} else {
// Use DisplayServer logic.
Vector2i screen_mouse_pos = DisplayServer::get_singleton()->mouse_get_position();
DisplayServer::WindowID window_id = DisplayServer::get_singleton()->get_window_at_screen_position(screen_mouse_pos);
if (window_id != DisplayServer::INVALID_WINDOW_ID) {
ObjectID object_under = DisplayServer::get_singleton()->window_get_attached_instance_id(window_id);
if (object_under != ObjectID()) { // Fetch window.
Window *w = Object::cast_to<Window>(ObjectDB::get_instance(object_under));
if (w) {
viewport_under = w;
viewport_pos = w->get_final_transform().affine_inverse().xform(screen_mouse_pos - w->get_position());
}
}
}
}
if (viewport_under) {
if (viewport_under != this) {
Transform2D ai = viewport_under->get_final_transform().affine_inverse();
viewport_pos = ai.xform(viewport_pos);
}
// Find control under at position.
gui.drag_mouse_over = viewport_under->gui_find_control(viewport_pos);
if (gui.drag_mouse_over) {
Transform2D localizer = gui.drag_mouse_over->get_global_transform_with_canvas().affine_inverse();
gui.drag_mouse_over_pos = localizer.xform(viewport_pos);
bool can_drop = _gui_drop(gui.drag_mouse_over, gui.drag_mouse_over_pos, true);
if (!can_drop) {
ds_cursor_shape = DisplayServer::CURSOR_FORBIDDEN;
} else {
ds_cursor_shape = DisplayServer::CURSOR_CAN_DROP;
}
}
} else {
gui.drag_mouse_over = nullptr;
}
}
if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_CURSOR_SHAPE) && !Object::cast_to<SubViewportContainer>(over)) {
DisplayServer::get_singleton()->cursor_set_shape(ds_cursor_shape);
}
}
Ref<InputEventScreenTouch> touch_event = p_event;
if (touch_event.is_valid()) {
Size2 pos = touch_event->get_position();
const int touch_index = touch_event->get_index();
if (touch_event->is_pressed()) {
Control *over = gui_find_control(pos);
if (over) {
gui.touch_focus[touch_index] = over->get_instance_id();
bool stopped = false;
if (over->can_process()) {
touch_event = touch_event->xformed_by(Transform2D()); // Make a copy.
pos = over->get_global_transform_with_canvas().affine_inverse().xform(pos);
touch_event->set_position(pos);
stopped = _gui_call_input(over, touch_event);
}
if (stopped) {
set_input_as_handled();
}
return;
}
} else {
bool stopped = false;
ObjectID control_id = gui.touch_focus[touch_index];
Control *over = control_id.is_valid() ? Object::cast_to<Control>(ObjectDB::get_instance(control_id)) : nullptr;
if (over && over->can_process()) {
touch_event = touch_event->xformed_by(Transform2D()); // Make a copy.
pos = over->get_global_transform_with_canvas().affine_inverse().xform(pos);
touch_event->set_position(pos);
stopped = _gui_call_input(over, touch_event);
}
if (stopped) {
set_input_as_handled();
}
gui.touch_focus.erase(touch_index);
return;
}
}
Ref<InputEventGesture> gesture_event = p_event;
if (gesture_event.is_valid()) {
gui.key_event_accepted = false;
_gui_cancel_tooltip();
Size2 pos = gesture_event->get_position();
Control *over = gui_find_control(pos);
if (over) {
bool stopped = false;
if (over->can_process()) {
gesture_event = gesture_event->xformed_by(Transform2D()); // Make a copy.
pos = over->get_global_transform_with_canvas().affine_inverse().xform(pos);
gesture_event->set_position(pos);
stopped = _gui_call_input(over, gesture_event);
}
if (stopped) {
set_input_as_handled();
}
return;
}
}
Ref<InputEventScreenDrag> drag_event = p_event;
if (drag_event.is_valid()) {
const int drag_event_index = drag_event->get_index();
ObjectID control_id = gui.touch_focus[drag_event_index];
Control *over = control_id.is_valid() ? Object::cast_to<Control>(ObjectDB::get_instance(control_id)) : nullptr;
if (!over) {
over = gui_find_control(drag_event->get_position());
}
if (over) {
bool stopped = false;
if (over->can_process()) {
Transform2D localizer = over->get_global_transform_with_canvas().affine_inverse();
Size2 pos = localizer.xform(drag_event->get_position());
Vector2 velocity = localizer.basis_xform(drag_event->get_velocity());
Vector2 rel = localizer.basis_xform(drag_event->get_relative());
drag_event = drag_event->xformed_by(Transform2D()); // Make a copy.
drag_event->set_velocity(velocity);
drag_event->set_relative(rel);
drag_event->set_position(pos);
stopped = _gui_call_input(over, drag_event);
}
if (stopped) {
set_input_as_handled();
}
return;
}
}
if (mm.is_null() && mb.is_null() && p_event->is_action_type()) {
if (gui.dragging && p_event->is_action_pressed("ui_cancel") && Input::get_singleton()->is_action_just_pressed("ui_cancel")) {
_perform_drop();
set_input_as_handled();
return;
}
if (p_event->is_action_pressed("ui_cancel")) {
// Cancel tooltip timer or hide tooltip when pressing Escape (this is standard behavior in most applications).
_gui_cancel_tooltip();
if (gui.tooltip_popup) {
// If a tooltip was hidden, prevent other actions associated with `ui_cancel` from occurring.
// For instance, this prevents the node from being deselected when pressing Escape
// to hide a documentation tooltip in the inspector.
set_input_as_handled();
return;
}
}
if (gui.key_focus && !gui.key_focus->is_visible_in_tree()) {
gui.key_focus->release_focus();
}
if (gui.key_focus) {
gui.key_event_accepted = false;
if (gui.key_focus->can_process()) {
gui.key_focus->_call_gui_input(p_event);
}
if (gui.key_event_accepted) {
set_input_as_handled();
return;
}
}
Control *from = gui.key_focus ? gui.key_focus : nullptr;
if (from && p_event->is_pressed()) {
Control *next = nullptr;
Ref<InputEventJoypadMotion> joypadmotion_event = p_event;
if (joypadmotion_event.is_valid()) {
Input *input = Input::get_singleton();
if (p_event->is_action_pressed("ui_focus_next") && input->is_action_just_pressed("ui_focus_next")) {
next = from->find_next_valid_focus();
}
if (p_event->is_action_pressed("ui_focus_prev") && input->is_action_just_pressed("ui_focus_prev")) {
next = from->find_prev_valid_focus();
}
if (p_event->is_action_pressed("ui_up") && input->is_action_just_pressed("ui_up")) {
next = from->_get_focus_neighbor(SIDE_TOP);
}
if (p_event->is_action_pressed("ui_left") && input->is_action_just_pressed("ui_left")) {
next = from->_get_focus_neighbor(SIDE_LEFT);
}
if (p_event->is_action_pressed("ui_right") && input->is_action_just_pressed("ui_right")) {
next = from->_get_focus_neighbor(SIDE_RIGHT);
}
if (p_event->is_action_pressed("ui_down") && input->is_action_just_pressed("ui_down")) {
next = from->_get_focus_neighbor(SIDE_BOTTOM);
}
} else {
if (p_event->is_action_pressed("ui_focus_next", true, true)) {
next = from->find_next_valid_focus();
}
if (p_event->is_action_pressed("ui_focus_prev", true, true)) {
next = from->find_prev_valid_focus();
}
if (p_event->is_action_pressed("ui_up", true, true)) {
next = from->_get_focus_neighbor(SIDE_TOP);
}
if (p_event->is_action_pressed("ui_left", true, true)) {
next = from->_get_focus_neighbor(SIDE_LEFT);
}
if (p_event->is_action_pressed("ui_right", true, true)) {
next = from->_get_focus_neighbor(SIDE_RIGHT);
}
if (p_event->is_action_pressed("ui_down", true, true)) {
next = from->_get_focus_neighbor(SIDE_BOTTOM);
}
}
if (next) {
next->grab_focus();
set_input_as_handled();
}
}
}
}
void Viewport::_perform_drop(Control *p_control, Point2 p_pos) {
// Without any arguments, simply cancel Drag and Drop.
if (p_control) {
gui.drag_successful = _gui_drop(p_control, p_pos, false);
} else {
gui.drag_successful = false;
}
Control *drag_preview = _gui_get_drag_preview();
if (drag_preview) {
memdelete(drag_preview);
gui.drag_preview_id = ObjectID();
}
gui.drag_data = Variant();
gui.dragging = false;
gui.drag_mouse_over = nullptr;
_propagate_viewport_notification(this, NOTIFICATION_DRAG_END);
// Display the new cursor shape instantly.
update_mouse_cursor_state();
}
void Viewport::_gui_cleanup_internal_state(Ref<InputEvent> p_event) {
ERR_FAIL_COND(p_event.is_null());
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid()) {
if (!mb->is_pressed()) {
gui.mouse_focus_mask.clear_flag(mouse_button_to_mask(mb->get_button_index())); // Remove from mask.
}
}
}
List<Control *>::Element *Viewport::_gui_add_root_control(Control *p_control) {
gui.roots_order_dirty = true;
return gui.roots.push_back(p_control);
}
void Viewport::gui_set_root_order_dirty() {
ERR_MAIN_THREAD_GUARD;
gui.roots_order_dirty = true;
}
void Viewport::_gui_force_drag(Control *p_base, const Variant &p_data, Control *p_control) {
ERR_FAIL_COND_MSG(p_data.get_type() == Variant::NIL, "Drag data must be a value.");
gui.dragging = true;
gui.drag_data = p_data;
gui.mouse_focus = nullptr;
if (p_control) {
_gui_set_drag_preview(p_base, p_control);
}
_propagate_viewport_notification(this, NOTIFICATION_DRAG_BEGIN);
}
void Viewport::_gui_set_drag_preview(Control *p_base, Control *p_control) {
ERR_FAIL_NULL(p_control);
ERR_FAIL_COND(p_control->is_inside_tree());
ERR_FAIL_COND(p_control->get_parent() != nullptr);
Control *drag_preview = _gui_get_drag_preview();
if (drag_preview) {
memdelete(drag_preview);
}
p_control->set_as_top_level(true);
p_control->set_position(gui.last_mouse_pos);
p_base->get_root_parent_control()->add_child(p_control); // Add as child of viewport.
p_control->move_to_front();
gui.drag_preview_id = p_control->get_instance_id();
}
Control *Viewport::_gui_get_drag_preview() {
if (gui.drag_preview_id.is_null()) {
return nullptr;
} else {
Control *drag_preview = Object::cast_to<Control>(ObjectDB::get_instance(gui.drag_preview_id));
if (!drag_preview) {
ERR_PRINT("Don't free the control set as drag preview.");
gui.drag_preview_id = ObjectID();
}
return drag_preview;
}
}
void Viewport::_gui_remove_root_control(List<Control *>::Element *RI) {
gui.roots.erase(RI);
}
void Viewport::_gui_unfocus_control(Control *p_control) {
if (gui.key_focus == p_control) {
gui.key_focus->release_focus();
}
}
void Viewport::_gui_hide_control(Control *p_control) {
if (gui.mouse_focus == p_control) {
_drop_mouse_focus();
}
if (gui.key_focus == p_control) {
gui_release_focus();
}
if (gui.mouse_over == p_control || gui.mouse_over_hierarchy.find(p_control) >= 0) {
_drop_mouse_over(p_control->get_parent_control());
}
if (gui.drag_mouse_over == p_control) {
gui.drag_mouse_over = nullptr;
}
if (gui.tooltip_control == p_control) {
_gui_cancel_tooltip();
}
}
void Viewport::_gui_remove_control(Control *p_control) {
if (gui.mouse_focus == p_control) {
gui.mouse_focus = nullptr;
gui.forced_mouse_focus = false;
gui.mouse_focus_mask.clear();
}
if (gui.last_mouse_focus == p_control) {
gui.last_mouse_focus = nullptr;
}
if (gui.key_focus == p_control) {
gui.key_focus = nullptr;
}
if (gui.mouse_over == p_control || gui.mouse_over_hierarchy.find(p_control) >= 0) {
_drop_mouse_over(p_control->get_parent_control());
}
if (gui.drag_mouse_over == p_control) {
gui.drag_mouse_over = nullptr;
}
if (gui.tooltip_control == p_control) {
gui.tooltip_control = nullptr;
}
}
void Viewport::canvas_item_top_level_changed() {
_gui_update_mouse_over();
}
void Viewport::_gui_update_mouse_over() {
if (gui.mouse_over == nullptr || gui.mouse_over_hierarchy.is_empty()) {
return;
}
if (gui.sending_mouse_enter_exit_notifications) {
// If notifications are already being sent, delay call to next frame.
if (get_tree() && !get_tree()->is_connected(SNAME("process_frame"), callable_mp(this, &Viewport::_gui_update_mouse_over))) {
get_tree()->connect(SNAME("process_frame"), callable_mp(this, &Viewport::_gui_update_mouse_over), CONNECT_ONE_SHOT);
}
return;
}
// Rebuild the mouse over hierarchy.
LocalVector<Control *> new_mouse_over_hierarchy;
LocalVector<Control *> needs_enter;
LocalVector<int> needs_exit;
CanvasItem *ancestor = gui.mouse_over;
bool removing = false;
bool reached_top = false;
while (ancestor) {
Control *ancestor_control = Object::cast_to<Control>(ancestor);
if (ancestor_control) {
int found = gui.mouse_over_hierarchy.find(ancestor_control);
if (found >= 0) {
// Remove the node if the propagation chain has been broken or it is now MOUSE_FILTER_IGNORE.
if (removing || ancestor_control->get_mouse_filter() == Control::MOUSE_FILTER_IGNORE) {
needs_exit.push_back(found);
}
}
if (found == 0) {
if (removing) {
// Stop if the chain has been broken and the top of the hierarchy has been reached.
break;
}
reached_top = true;
}
if (!removing && ancestor_control->get_mouse_filter() != Control::MOUSE_FILTER_IGNORE) {
new_mouse_over_hierarchy.push_back(ancestor_control);
// Add the node if it was not found and it is now not MOUSE_FILTER_IGNORE.
if (found < 0) {
needs_enter.push_back(ancestor_control);
}
}
if (ancestor_control->get_mouse_filter() == Control::MOUSE_FILTER_STOP) {
// MOUSE_FILTER_STOP breaks the propagation chain.
if (reached_top) {
break;
}
removing = true;
}
}
if (ancestor->is_set_as_top_level()) {
// Top level breaks the propagation chain.
if (reached_top) {
break;
} else {
removing = true;
ancestor = Object::cast_to<CanvasItem>(ancestor->get_parent());
continue;
}
}
ancestor = ancestor->get_parent_item();
}
if (needs_exit.is_empty() && needs_enter.is_empty()) {
return;
}
gui.sending_mouse_enter_exit_notifications = true;
// Send Mouse Exit Self notification.
if (gui.mouse_over && !needs_exit.is_empty() && needs_exit[0] == (int)gui.mouse_over_hierarchy.size() - 1) {
gui.mouse_over->notification(Control::NOTIFICATION_MOUSE_EXIT_SELF);
gui.mouse_over = nullptr;
}
// Send Mouse Exit notifications.
for (int exit_control_index : needs_exit) {
gui.mouse_over_hierarchy[exit_control_index]->notification(Control::NOTIFICATION_MOUSE_EXIT);
}
// Update the mouse over hierarchy.
gui.mouse_over_hierarchy.resize(new_mouse_over_hierarchy.size());
for (int i = 0; i < (int)new_mouse_over_hierarchy.size(); i++) {
gui.mouse_over_hierarchy[i] = new_mouse_over_hierarchy[new_mouse_over_hierarchy.size() - 1 - i];
}
// Send Mouse Enter notifications.
for (int i = needs_enter.size() - 1; i >= 0; i--) {
needs_enter[i]->notification(Control::NOTIFICATION_MOUSE_ENTER);
}
gui.sending_mouse_enter_exit_notifications = false;
}
Window *Viewport::get_base_window() const {
ERR_READ_THREAD_GUARD_V(nullptr);
ERR_FAIL_COND_V(!is_inside_tree(), nullptr);
Viewport *v = const_cast<Viewport *>(this);
Window *w = Object::cast_to<Window>(v);
while (!w) {
v = v->get_parent_viewport();
w = Object::cast_to<Window>(v);
}
return w;
}
void Viewport::_gui_remove_focus_for_window(Node *p_window) {
if (get_base_window() == p_window) {
gui_release_focus();
}
}
bool Viewport::_gui_control_has_focus(const Control *p_control) {
return gui.key_focus == p_control;
}
void Viewport::_gui_control_grab_focus(Control *p_control) {
if (gui.key_focus && gui.key_focus == p_control) {
// No need for change.
return;
}
get_tree()->call_group("_viewports", "_gui_remove_focus_for_window", (Node *)get_base_window());
if (p_control->is_inside_tree() && p_control->get_viewport() == this) {
gui.key_focus = p_control;
emit_signal(SNAME("gui_focus_changed"), p_control);
p_control->notification(Control::NOTIFICATION_FOCUS_ENTER);
p_control->queue_redraw();
}
}
void Viewport::_gui_accept_event() {
gui.key_event_accepted = true;
if (is_inside_tree()) {
set_input_as_handled();
}
}
void Viewport::_drop_mouse_focus() {
Control *c = gui.mouse_focus;
BitField<MouseButtonMask> mask = gui.mouse_focus_mask;
gui.mouse_focus = nullptr;
gui.forced_mouse_focus = false;
gui.mouse_focus_mask.clear();
for (int i = 0; i < 3; i++) {
if ((int)mask & (1 << i)) {
Ref<InputEventMouseButton> mb;
mb.instantiate();
mb->set_position(c->get_local_mouse_position());
mb->set_global_position(c->get_local_mouse_position());
mb->set_button_index(MouseButton(i + 1));
mb->set_pressed(false);
mb->set_device(InputEvent::DEVICE_ID_INTERNAL);
c->_call_gui_input(mb);
}
}
}
void Viewport::_drop_physics_mouseover(bool p_paused_only) {
_cleanup_mouseover_colliders(true, p_paused_only);
#ifndef _3D_DISABLED
if (physics_object_over.is_valid()) {
CollisionObject3D *co = Object::cast_to<CollisionObject3D>(ObjectDB::get_instance(physics_object_over));
if (co) {
if (!co->is_inside_tree()) {
physics_object_over = ObjectID();
physics_object_capture = ObjectID();
} else if (!(p_paused_only && co->can_process())) {
co->_mouse_exit();
physics_object_over = ObjectID();
physics_object_capture = ObjectID();
}
}
}
#endif // _3D_DISABLED
}
void Viewport::_cleanup_mouseover_colliders(bool p_clean_all_frames, bool p_paused_only, uint64_t p_frame_reference) {
List<ObjectID> to_erase;
List<ObjectID> to_mouse_exit;
for (const KeyValue<ObjectID, uint64_t> &E : physics_2d_mouseover) {
if (!p_clean_all_frames && E.value == p_frame_reference) {
continue;
}
Object *o = ObjectDB::get_instance(E.key);
if (o) {
CollisionObject2D *co = Object::cast_to<CollisionObject2D>(o);
if (co && co->is_inside_tree()) {
if (p_clean_all_frames && p_paused_only && co->can_process()) {
continue;
}
to_mouse_exit.push_back(E.key);
}
}
to_erase.push_back(E.key);
}
while (to_erase.size()) {
physics_2d_mouseover.erase(to_erase.front()->get());
to_erase.pop_front();
}
// Per-shape.
List<Pair<ObjectID, int>> shapes_to_erase;
List<Pair<ObjectID, int>> shapes_to_mouse_exit;
for (KeyValue<Pair<ObjectID, int>, uint64_t> &E : physics_2d_shape_mouseover) {
if (!p_clean_all_frames && E.value == p_frame_reference) {
continue;
}
Object *o = ObjectDB::get_instance(E.key.first);
if (o) {
CollisionObject2D *co = Object::cast_to<CollisionObject2D>(o);
if (co && co->is_inside_tree()) {
if (p_clean_all_frames && p_paused_only && co->can_process()) {
continue;
}
shapes_to_mouse_exit.push_back(E.key);
}
}
shapes_to_erase.push_back(E.key);
}
while (shapes_to_erase.size()) {
physics_2d_shape_mouseover.erase(shapes_to_erase.front()->get());
shapes_to_erase.pop_front();
}
while (to_mouse_exit.size()) {
Object *o = ObjectDB::get_instance(to_mouse_exit.front()->get());
CollisionObject2D *co = Object::cast_to<CollisionObject2D>(o);
co->_mouse_exit();
to_mouse_exit.pop_front();
}
while (shapes_to_mouse_exit.size()) {
Pair<ObjectID, int> e = shapes_to_mouse_exit.front()->get();
Object *o = ObjectDB::get_instance(e.first);
CollisionObject2D *co = Object::cast_to<CollisionObject2D>(o);
co->_mouse_shape_exit(e.second);
shapes_to_mouse_exit.pop_front();
}
}
void Viewport::_gui_grab_click_focus(Control *p_control) {
gui.mouse_click_grabber = p_control;
callable_mp(this, &Viewport::_post_gui_grab_click_focus).call_deferred();
}
void Viewport::_post_gui_grab_click_focus() {
Control *focus_grabber = gui.mouse_click_grabber;
if (!focus_grabber) {
// Redundant grab requests were made.
return;
}
gui.mouse_click_grabber = nullptr;
if (gui.mouse_focus) {
if (gui.mouse_focus == focus_grabber) {
return;
}
BitField<MouseButtonMask> mask = gui.mouse_focus_mask;
Point2 click = gui.mouse_focus->get_global_transform_with_canvas().affine_inverse().xform(gui.last_mouse_pos);
for (int i = 0; i < 3; i++) {
if ((int)mask & (1 << i)) {
Ref<InputEventMouseButton> mb;
mb.instantiate();
// Send unclick.
mb->set_position(click);
mb->set_button_index(MouseButton(i + 1));
mb->set_pressed(false);
mb->set_device(InputEvent::DEVICE_ID_INTERNAL);
gui.mouse_focus->_call_gui_input(mb);
}
}
gui.mouse_focus = focus_grabber;
click = gui.mouse_focus->get_global_transform_with_canvas().affine_inverse().xform(gui.last_mouse_pos);
for (int i = 0; i < 3; i++) {
if ((int)mask & (1 << i)) {
Ref<InputEventMouseButton> mb;
mb.instantiate();
// Send click.
mb->set_position(click);
mb->set_button_index(MouseButton(i + 1));
mb->set_pressed(true);
mb->set_device(InputEvent::DEVICE_ID_INTERNAL);
callable_mp(gui.mouse_focus, &Control::_call_gui_input).call_deferred(mb);
}
}
}
}
///////////////////////////////
void Viewport::push_text_input(const String &p_text) {
ERR_MAIN_THREAD_GUARD;
if (gui.subwindow_focused) {
gui.subwindow_focused->push_text_input(p_text);
return;
}
if (gui.key_focus) {
gui.key_focus->call("set_text", p_text);
}
}
Viewport::SubWindowResize Viewport::_sub_window_get_resize_margin(Window *p_subwindow, const Point2 &p_point) {
if (p_subwindow->get_flag(Window::FLAG_BORDERLESS) || p_subwindow->get_flag(Window::FLAG_RESIZE_DISABLED)) {
return SUB_WINDOW_RESIZE_DISABLED;
}
Rect2i r = Rect2i(p_subwindow->get_position(), p_subwindow->get_size());
int title_height = p_subwindow->theme_cache.title_height;
r.position.y -= title_height;
r.size.y += title_height;
if (r.has_point(p_point)) {
return SUB_WINDOW_RESIZE_DISABLED; // It's inside, so no resize.
}
int dist_x = p_point.x < r.position.x ? (p_point.x - r.position.x) : (p_point.x > (r.position.x + r.size.x) ? (p_point.x - (r.position.x + r.size.x)) : 0);
int dist_y = p_point.y < r.position.y ? (p_point.y - r.position.y) : (p_point.y > (r.position.y + r.size.y) ? (p_point.y - (r.position.y + r.size.y)) : 0);
int limit = p_subwindow->theme_cache.resize_margin;
if (ABS(dist_x) > limit) {
return SUB_WINDOW_RESIZE_DISABLED;
}
if (ABS(dist_y) > limit) {
return SUB_WINDOW_RESIZE_DISABLED;
}
if (dist_x < 0 && dist_y < 0) {
return SUB_WINDOW_RESIZE_TOP_LEFT;
}
if (dist_x == 0 && dist_y < 0) {
return SUB_WINDOW_RESIZE_TOP;
}
if (dist_x > 0 && dist_y < 0) {
return SUB_WINDOW_RESIZE_TOP_RIGHT;
}
if (dist_x < 0 && dist_y == 0) {
return SUB_WINDOW_RESIZE_LEFT;
}
if (dist_x > 0 && dist_y == 0) {
return SUB_WINDOW_RESIZE_RIGHT;
}
if (dist_x < 0 && dist_y > 0) {
return SUB_WINDOW_RESIZE_BOTTOM_LEFT;
}
if (dist_x == 0 && dist_y > 0) {
return SUB_WINDOW_RESIZE_BOTTOM;
}
if (dist_x > 0 && dist_y > 0) {
return SUB_WINDOW_RESIZE_BOTTOM_RIGHT;
}
return SUB_WINDOW_RESIZE_DISABLED;
}
bool Viewport::_sub_windows_forward_input(const Ref<InputEvent> &p_event) {
if (gui.subwindow_drag != SUB_WINDOW_DRAG_DISABLED) {
ERR_FAIL_NULL_V(gui.currently_dragged_subwindow, false);
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid() && !mb->is_pressed() && mb->get_button_index() == MouseButton::LEFT) {
if (gui.subwindow_drag == SUB_WINDOW_DRAG_CLOSE) {
if (gui.subwindow_drag_close_rect.has_point(mb->get_position())) {
// Close window.
gui.currently_dragged_subwindow->_event_callback(DisplayServer::WINDOW_EVENT_CLOSE_REQUEST);
}
}
gui.subwindow_drag = SUB_WINDOW_DRAG_DISABLED;
if (gui.currently_dragged_subwindow != nullptr) { // May have been erased.
_sub_window_update(gui.currently_dragged_subwindow);
gui.currently_dragged_subwindow = nullptr;
}
}
Ref<InputEventMouseMotion> mm = p_event;
if (mm.is_valid()) {
if (gui.subwindow_drag == SUB_WINDOW_DRAG_MOVE) {
Vector2 diff = mm->get_position() - gui.subwindow_drag_from;
Rect2i new_rect(gui.subwindow_drag_pos + diff, gui.currently_dragged_subwindow->get_size());
if (gui.currently_dragged_subwindow->is_clamped_to_embedder()) {
new_rect = gui.currently_dragged_subwindow->fit_rect_in_parent(new_rect, get_visible_rect());
}
gui.currently_dragged_subwindow->_rect_changed_callback(new_rect);
if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_CURSOR_SHAPE)) {
DisplayServer::get_singleton()->cursor_set_shape(DisplayServer::CURSOR_MOVE);
}
}
if (gui.subwindow_drag == SUB_WINDOW_DRAG_CLOSE) {
gui.subwindow_drag_close_inside = gui.subwindow_drag_close_rect.has_point(mm->get_position());
}
if (gui.subwindow_drag == SUB_WINDOW_DRAG_RESIZE) {
Vector2i diff = mm->get_position() - gui.subwindow_drag_from;
Size2i min_size = gui.currently_dragged_subwindow->get_min_size();
Size2i min_size_clamped = gui.currently_dragged_subwindow->get_clamped_minimum_size();
min_size_clamped.x = MAX(min_size_clamped.x, 1);
min_size_clamped.y = MAX(min_size_clamped.y, 1);
Rect2i r = gui.subwindow_resize_from_rect;
Size2i limit = r.size - min_size_clamped;
switch (gui.subwindow_resize_mode) {
case SUB_WINDOW_RESIZE_TOP_LEFT: {
diff.x = MIN(diff.x, limit.x);
diff.y = MIN(diff.y, limit.y);
r.position += diff;
r.size -= diff;
} break;
case SUB_WINDOW_RESIZE_TOP: {
diff.x = 0;
diff.y = MIN(diff.y, limit.y);
r.position += diff;
r.size -= diff;
} break;
case SUB_WINDOW_RESIZE_TOP_RIGHT: {
diff.x = MAX(diff.x, -limit.x);
diff.y = MIN(diff.y, limit.y);
r.position.y += diff.y;
r.size.y -= diff.y;
r.size.x += diff.x;
} break;
case SUB_WINDOW_RESIZE_LEFT: {
diff.x = MIN(diff.x, limit.x);
diff.y = 0;
r.position += diff;
r.size -= diff;
} break;
case SUB_WINDOW_RESIZE_RIGHT: {
diff.x = MAX(diff.x, -limit.x);
r.size.x += diff.x;
} break;
case SUB_WINDOW_RESIZE_BOTTOM_LEFT: {
diff.x = MIN(diff.x, limit.x);
diff.y = MAX(diff.y, -limit.y);
r.position.x += diff.x;
r.size.x -= diff.x;
r.size.y += diff.y;
} break;
case SUB_WINDOW_RESIZE_BOTTOM: {
diff.y = MAX(diff.y, -limit.y);
r.size.y += diff.y;
} break;
case SUB_WINDOW_RESIZE_BOTTOM_RIGHT: {
diff.x = MAX(diff.x, -limit.x);
diff.y = MAX(diff.y, -limit.y);
r.size += diff;
} break;
default: {
}
}
Size2i max_size = gui.currently_dragged_subwindow->get_max_size();
if ((max_size.x > 0 || max_size.y > 0) && (max_size.x >= min_size.x && max_size.y >= min_size.y)) {
max_size.x = MAX(max_size.x, 1);
max_size.y = MAX(max_size.y, 1);
if (r.size.x > max_size.x) {
r.size.x = max_size.x;
}
if (r.size.y > max_size.y) {
r.size.y = max_size.y;
}
}
gui.currently_dragged_subwindow->_rect_changed_callback(r);
}
if (gui.currently_dragged_subwindow) { // May have been erased.
_sub_window_update(gui.currently_dragged_subwindow);
}
}
return true; // Handled.
}
Ref<InputEventMouseButton> mb = p_event;
// If the event is a mouse button, we need to check whether another window was clicked.
if (mb.is_valid() && mb->is_pressed() && mb->get_button_index() == MouseButton::LEFT) {
Window *click_on_window = nullptr;
for (int i = gui.sub_windows.size() - 1; i >= 0; i--) {
SubWindow sw = gui.sub_windows.write[i];
// Clicked inside window?
Rect2i r = Rect2i(sw.window->get_position(), sw.window->get_size());
if (!sw.window->get_flag(Window::FLAG_BORDERLESS)) {
// Check top bar.
int title_height = sw.window->theme_cache.title_height;
Rect2i title_bar = r;
title_bar.position.y -= title_height;
title_bar.size.y = title_height;
if (title_bar.size.y > 0 && title_bar.has_point(mb->get_position())) {
click_on_window = sw.window;
int close_h_ofs = sw.window->theme_cache.close_h_offset;
int close_v_ofs = sw.window->theme_cache.close_v_offset;
Ref<Texture2D> close_icon = sw.window->theme_cache.close;
Rect2 close_rect;
close_rect.position = Vector2(r.position.x + r.size.x - close_h_ofs, r.position.y - close_v_ofs);
close_rect.size = close_icon->get_size();
if (gui.subwindow_focused != sw.window) {
// Refocus.
_sub_window_grab_focus(sw.window);
}
if (close_rect.has_point(mb->get_position())) {
gui.subwindow_drag = SUB_WINDOW_DRAG_CLOSE;
gui.subwindow_drag_close_inside = true; // Starts inside.
gui.subwindow_drag_close_rect = close_rect;
} else {
gui.subwindow_drag = SUB_WINDOW_DRAG_MOVE;
}
gui.subwindow_drag_from = mb->get_position();
gui.subwindow_drag_pos = sw.window->get_position();
_sub_window_update(sw.window);
} else {
gui.subwindow_resize_mode = _sub_window_get_resize_margin(sw.window, mb->get_position());
if (gui.subwindow_resize_mode != SUB_WINDOW_RESIZE_DISABLED) {
if (gui.subwindow_focused != sw.window) {
// Refocus.
_sub_window_grab_focus(sw.window);
}
gui.subwindow_resize_from_rect = r;
gui.subwindow_drag_from = mb->get_position();
gui.subwindow_drag = SUB_WINDOW_DRAG_RESIZE;
click_on_window = sw.window;
}
}
}
if (!click_on_window && r.has_point(mb->get_position())) {
// Clicked, see if it needs to fetch focus.
if (gui.subwindow_focused != sw.window) {
// Refocus.
_sub_window_grab_focus(sw.window);
}
click_on_window = sw.window;
}
if (click_on_window) {
break;
}
}
gui.currently_dragged_subwindow = click_on_window;
if (!click_on_window && gui.subwindow_focused) {
// No window found and clicked, remove focus.
_sub_window_grab_focus(nullptr);
}
}
if (gui.subwindow_focused) {
Ref<InputEventMouseMotion> mm = p_event;
if (mm.is_valid()) {
SubWindowResize resize = _sub_window_get_resize_margin(gui.subwindow_focused, mm->get_position());
if (resize != SUB_WINDOW_RESIZE_DISABLED) {
DisplayServer::CursorShape shapes[SUB_WINDOW_RESIZE_MAX] = {
DisplayServer::CURSOR_ARROW,
DisplayServer::CURSOR_FDIAGSIZE,
DisplayServer::CURSOR_VSIZE,
DisplayServer::CURSOR_BDIAGSIZE,
DisplayServer::CURSOR_HSIZE,
DisplayServer::CURSOR_HSIZE,
DisplayServer::CURSOR_BDIAGSIZE,
DisplayServer::CURSOR_VSIZE,
DisplayServer::CURSOR_FDIAGSIZE
};
if (DisplayServer::get_singleton()->has_feature(DisplayServer::FEATURE_CURSOR_SHAPE)) {
DisplayServer::get_singleton()->cursor_set_shape(shapes[resize]);
}
return true; // Reserved for showing the resize cursor.
}
}
}
if (gui.subwindow_drag != SUB_WINDOW_DRAG_DISABLED) {
return true; // Dragging, don't pass the event.
}
if (!gui.subwindow_focused) {
return false;
}
Transform2D window_ofs;
window_ofs.set_origin(-gui.subwindow_focused->get_position());
Ref<InputEvent> ev = p_event->xformed_by(window_ofs);
gui.subwindow_focused->_window_input(ev);
return true;
}
void Viewport::_update_mouse_over() {
// Update gui.mouse_over and gui.subwindow_over in all Viewports.
// Send necessary mouse_enter/mouse_exit signals and the MOUSE_ENTER/MOUSE_EXIT notifications for every Viewport in the SceneTree.
if (is_attached_in_viewport()) {
// Execute this function only, when it is processed by a native Window or a SubViewport, that has no SubViewportContainer as parent.
return;
}
if (get_tree()->get_root()->is_embedding_subwindows() || is_sub_viewport()) {
// Use embedder logic for calculating mouse position.
_update_mouse_over(gui.last_mouse_pos);
} else {
// Native Window: Use DisplayServer logic for calculating mouse position.
Window *receiving_window = get_tree()->get_root()->gui.windowmanager_window_over;
if (!receiving_window) {
return;
}
Vector2 pos = DisplayServer::get_singleton()->mouse_get_position() - receiving_window->get_position();
pos = receiving_window->get_final_transform().affine_inverse().xform(pos);
receiving_window->_update_mouse_over(pos);
}
}
void Viewport::_update_mouse_over(Vector2 p_pos) {
// Look for embedded windows at mouse position.
if (is_embedding_subwindows()) {
for (int i = gui.sub_windows.size() - 1; i >= 0; i--) {
Window *sw = gui.sub_windows[i].window;
Rect2 swrect = Rect2(sw->get_position(), sw->get_size());
Rect2 swrect_border = swrect;
if (!sw->get_flag(Window::FLAG_BORDERLESS)) {
int title_height = sw->theme_cache.title_height;
int margin = sw->theme_cache.resize_margin;
swrect_border.position.y -= title_height + margin;
swrect_border.size.y += title_height + margin * 2;
swrect_border.position.x -= margin;
swrect_border.size.x += margin * 2;
}
if (swrect_border.has_point(p_pos)) {
if (gui.mouse_over) {
_drop_mouse_over();
} else if (!gui.subwindow_over) {
_drop_physics_mouseover();
}
if (swrect.has_point(p_pos)) {
if (sw != gui.subwindow_over) {
if (gui.subwindow_over) {
gui.subwindow_over->_mouse_leave_viewport();
}
gui.subwindow_over = sw;
if (!sw->is_input_disabled()) {
sw->_propagate_window_notification(sw, NOTIFICATION_WM_MOUSE_ENTER);
}
}
if (!sw->is_input_disabled()) {
sw->_update_mouse_over(sw->get_final_transform().affine_inverse().xform(p_pos - sw->get_position()));
}
} else {
if (gui.subwindow_over) {
gui.subwindow_over->_mouse_leave_viewport();
gui.subwindow_over = nullptr;
}
}
return;
}
}
if (gui.subwindow_over) {
// Take care of moving mouse out of any embedded Window.
gui.subwindow_over->_mouse_leave_viewport();
gui.subwindow_over = nullptr;
}
}
// Look for Controls at mouse position.
Control *over = gui_find_control(p_pos);
bool notify_embedded_viewports = false;
if (over != gui.mouse_over || (!over && !gui.mouse_over_hierarchy.is_empty())) {
// Find the common ancestor of `gui.mouse_over` and `over`.
Control *common_ancestor = nullptr;
LocalVector<Control *> over_ancestors;
if (over) {
// Get all ancestors that the mouse is currently over and need an enter signal.
CanvasItem *ancestor = over;
while (ancestor) {
Control *ancestor_control = Object::cast_to<Control>(ancestor);
if (ancestor_control) {
if (ancestor_control->get_mouse_filter() != Control::MOUSE_FILTER_IGNORE) {
int found = gui.mouse_over_hierarchy.find(ancestor_control);
if (found >= 0) {
common_ancestor = gui.mouse_over_hierarchy[found];
break;
}
over_ancestors.push_back(ancestor_control);
}
if (ancestor_control->get_mouse_filter() == Control::MOUSE_FILTER_STOP) {
// MOUSE_FILTER_STOP breaks the propagation chain.
break;
}
}
if (ancestor->is_set_as_top_level()) {
// Top level breaks the propagation chain.
break;
}
ancestor = ancestor->get_parent_item();
}
}
if (gui.mouse_over || !gui.mouse_over_hierarchy.is_empty()) {
// Send Mouse Exit Self and Mouse Exit notifications.
_drop_mouse_over(common_ancestor);
} else {
_drop_physics_mouseover();
}
if (over) {
gui.mouse_over = over;
gui.mouse_over_hierarchy.reserve(gui.mouse_over_hierarchy.size() + over_ancestors.size());
gui.sending_mouse_enter_exit_notifications = true;
// Send Mouse Enter notifications to parents first.
for (int i = over_ancestors.size() - 1; i >= 0; i--) {
gui.mouse_over_hierarchy.push_back(over_ancestors[i]);
over_ancestors[i]->notification(Control::NOTIFICATION_MOUSE_ENTER);
}
// Send Mouse Enter Self notification.
if (gui.mouse_over) {
gui.mouse_over->notification(Control::NOTIFICATION_MOUSE_ENTER_SELF);
}
gui.sending_mouse_enter_exit_notifications = false;
notify_embedded_viewports = true;
}
}
if (over) {
SubViewportContainer *c = Object::cast_to<SubViewportContainer>(over);
if (!c) {
return;
}
Vector2 pos = c->get_global_transform_with_canvas().affine_inverse().xform(p_pos);
if (c->is_stretch_enabled()) {
pos /= c->get_stretch_shrink();
}
for (int i = 0; i < c->get_child_count(); i++) {
SubViewport *v = Object::cast_to<SubViewport>(c->get_child(i));
if (!v || v->is_input_disabled()) {
continue;
}
if (notify_embedded_viewports) {
v->notification(NOTIFICATION_VP_MOUSE_ENTER);
}
v->_update_mouse_over(v->get_final_transform().affine_inverse().xform(pos));
}
}
}
void Viewport::_mouse_leave_viewport() {
if (!is_inside_tree() || is_input_disabled()) {
return;
}
if (gui.subwindow_over) {
gui.subwindow_over->_mouse_leave_viewport();
gui.subwindow_over = nullptr;
} else if (gui.mouse_over) {
_drop_mouse_over();
}
notification(NOTIFICATION_VP_MOUSE_EXIT);
}
void Viewport::_drop_mouse_over(Control *p_until_control) {
if (gui.sending_mouse_enter_exit_notifications) {
// If notifications are already being sent, defer call.
callable_mp(this, &Viewport::_drop_mouse_over).call_deferred(p_until_control);
return;
}
_gui_cancel_tooltip();
SubViewportContainer *c = Object::cast_to<SubViewportContainer>(gui.mouse_over);
if (c) {
for (int i = 0; i < c->get_child_count(); i++) {
SubViewport *v = Object::cast_to<SubViewport>(c->get_child(i));
if (!v) {
continue;
}
v->_mouse_leave_viewport();
}
}
gui.sending_mouse_enter_exit_notifications = true;
if (gui.mouse_over && gui.mouse_over->is_inside_tree()) {
gui.mouse_over->notification(Control::NOTIFICATION_MOUSE_EXIT_SELF);
}
gui.mouse_over = nullptr;
// Send Mouse Exit notifications to children first. Don't send to p_until_control or above.
int notification_until = p_until_control ? gui.mouse_over_hierarchy.find(p_until_control) + 1 : 0;
for (int i = gui.mouse_over_hierarchy.size() - 1; i >= notification_until; i--) {
if (gui.mouse_over_hierarchy[i]->is_inside_tree()) {
gui.mouse_over_hierarchy[i]->notification(Control::NOTIFICATION_MOUSE_EXIT);
}
}
gui.mouse_over_hierarchy.resize(notification_until);
gui.sending_mouse_enter_exit_notifications = false;
}
void Viewport::push_input(const Ref<InputEvent> &p_event, bool p_local_coords) {
ERR_MAIN_THREAD_GUARD;
ERR_FAIL_COND(!is_inside_tree());
ERR_FAIL_COND(p_event.is_null());
if (disable_input) {
return;
}
if (Engine::get_singleton()->is_editor_hint() && get_tree()->get_edited_scene_root() && get_tree()->get_edited_scene_root()->is_ancestor_of(this)) {
return;
}
local_input_handled = false;
if (!handle_input_locally) {
Viewport *vp = this;
while (true) {
if (Object::cast_to<Window>(vp) || !vp->get_parent()) {
break;
}
vp = vp->get_parent()->get_viewport();
}
vp->local_input_handled = false;
}
Ref<InputEvent> ev;
if (!p_local_coords) {
ev = _make_input_local(p_event);
} else {
ev = p_event;
}
Ref<InputEventMouse> me = ev;
if (me.is_valid()) {
gui.last_mouse_pos = me->get_position();
_update_mouse_over();
}
if (is_embedding_subwindows() && _sub_windows_forward_input(ev)) {
set_input_as_handled();
return;
}
if (!_can_consume_input_events()) {
return;
}
if (!is_input_handled()) {
ERR_FAIL_COND(!is_inside_tree());
get_tree()->_call_input_pause(input_group, SceneTree::CALL_INPUT_TYPE_INPUT, ev, this); //not a bug, must happen before GUI, order is _input -> gui input -> _unhandled input
}
if (!is_input_handled()) {
ERR_FAIL_COND(!is_inside_tree());
_gui_input_event(ev);
} else {
// Cleanup internal GUI state after accepting event during _input().
_gui_cleanup_internal_state(ev);
}
if (!is_input_handled()) {
_push_unhandled_input_internal(ev);
}
event_count++;
}
#ifndef DISABLE_DEPRECATED
void Viewport::push_unhandled_input(const Ref<InputEvent> &p_event, bool p_local_coords) {
ERR_MAIN_THREAD_GUARD;
WARN_DEPRECATED_MSG(R"*(The "push_unhandled_input()" method is deprecated, use "push_input()" instead.)*");
ERR_FAIL_COND(!is_inside_tree());
ERR_FAIL_COND(p_event.is_null());
local_input_handled = false;
if (disable_input || !_can_consume_input_events()) {
return;
}
if (Engine::get_singleton()->is_editor_hint() && get_tree()->get_edited_scene_root() && get_tree()->get_edited_scene_root()->is_ancestor_of(this)) {
return;
}
Ref<InputEvent> ev;
if (!p_local_coords) {
ev = _make_input_local(p_event);
} else {
ev = p_event;
}
_push_unhandled_input_internal(ev);
}
#endif // DISABLE_DEPRECATED
void Viewport::_push_unhandled_input_internal(const Ref<InputEvent> &p_event) {
// Shortcut Input.
if (Object::cast_to<InputEventKey>(*p_event) != nullptr || Object::cast_to<InputEventShortcut>(*p_event) != nullptr || Object::cast_to<InputEventJoypadButton>(*p_event) != nullptr) {
ERR_FAIL_COND(!is_inside_tree());
get_tree()->_call_input_pause(shortcut_input_group, SceneTree::CALL_INPUT_TYPE_SHORTCUT_INPUT, p_event, this);
}
// Unhandled key Input - Used for performance reasons - This is called a lot less than _unhandled_input since it ignores MouseMotion, and to handle Unicode input with Alt / Ctrl modifiers after handling shortcuts.
if (!is_input_handled() && (Object::cast_to<InputEventKey>(*p_event) != nullptr)) {
ERR_FAIL_COND(!is_inside_tree());
get_tree()->_call_input_pause(unhandled_key_input_group, SceneTree::CALL_INPUT_TYPE_UNHANDLED_KEY_INPUT, p_event, this);
}
// Unhandled Input.
if (!is_input_handled()) {
ERR_FAIL_COND(!is_inside_tree());
get_tree()->_call_input_pause(unhandled_input_group, SceneTree::CALL_INPUT_TYPE_UNHANDLED_INPUT, p_event, this);
}
if (physics_object_picking && !is_input_handled()) {
if (Input::get_singleton()->get_mouse_mode() != Input::MOUSE_MODE_CAPTURED &&
(Object::cast_to<InputEventMouse>(*p_event) ||
Object::cast_to<InputEventScreenDrag>(*p_event) ||
Object::cast_to<InputEventScreenTouch>(*p_event)
)) {
physics_picking_events.push_back(p_event);
set_input_as_handled();
}
}
}
void Viewport::set_physics_object_picking(bool p_enable) {
ERR_MAIN_THREAD_GUARD;
physics_object_picking = p_enable;
if (physics_object_picking) {
add_to_group("_picking_viewports");
} else {
physics_picking_events.clear();
if (is_in_group("_picking_viewports")) {
remove_from_group("_picking_viewports");
}
}
}
bool Viewport::get_physics_object_picking() {
ERR_READ_THREAD_GUARD_V(false);
return physics_object_picking;
}
void Viewport::set_physics_object_picking_sort(bool p_enable) {
ERR_MAIN_THREAD_GUARD;
physics_object_picking_sort = p_enable;
}
bool Viewport::get_physics_object_picking_sort() {
ERR_READ_THREAD_GUARD_V(false);
return physics_object_picking_sort;
}
Vector2 Viewport::get_camera_coords(const Vector2 &p_viewport_coords) const {
ERR_READ_THREAD_GUARD_V(Vector2());
Transform2D xf = stretch_transform * global_canvas_transform;
return xf.xform(p_viewport_coords);
}
Vector2 Viewport::get_camera_rect_size() const {
ERR_READ_THREAD_GUARD_V(Vector2());
return size;
}
void Viewport::set_disable_input(bool p_disable) {
ERR_MAIN_THREAD_GUARD;
if (p_disable == disable_input) {
return;
}
if (p_disable) {
_drop_mouse_focus();
_mouse_leave_viewport();
_gui_cancel_tooltip();
}
disable_input = p_disable;
}
bool Viewport::is_input_disabled() const {
ERR_READ_THREAD_GUARD_V(false);
return disable_input;
}
Variant Viewport::gui_get_drag_data() const {
ERR_READ_THREAD_GUARD_V(Variant());
return gui.drag_data;
}
Array Viewport::get_configuration_warnings() const {
ERR_MAIN_THREAD_GUARD_V(Array());
Array warnings = Node::get_configuration_warnings();
if (size.x <= 1 || size.y <= 1) {
warnings.push_back(RTR("The Viewport size must be greater than or equal to 2 pixels on both dimensions to render anything."));
}
return warnings;
}
void Viewport::gui_reset_canvas_sort_index() {
ERR_MAIN_THREAD_GUARD;
gui.canvas_sort_index = 0;
}
int Viewport::gui_get_canvas_sort_index() {
ERR_MAIN_THREAD_GUARD_V(0);
return gui.canvas_sort_index++;
}
void Viewport::gui_release_focus() {
ERR_MAIN_THREAD_GUARD;
if (gui.key_focus) {
Control *f = gui.key_focus;
gui.key_focus = nullptr;
f->notification(Control::NOTIFICATION_FOCUS_EXIT, true);
f->queue_redraw();
}
}
Control *Viewport::gui_get_focus_owner() const {
ERR_READ_THREAD_GUARD_V(nullptr);
return gui.key_focus;
}
Control *Viewport::gui_get_hovered_control() const {
ERR_READ_THREAD_GUARD_V(nullptr);
return gui.mouse_over;
}
void Viewport::set_msaa_2d(MSAA p_msaa) {
ERR_MAIN_THREAD_GUARD;
ERR_FAIL_INDEX(p_msaa, MSAA_MAX);
if (msaa_2d == p_msaa) {
return;
}
msaa_2d = p_msaa;
RS::get_singleton()->viewport_set_msaa_2d(viewport, RS::ViewportMSAA(p_msaa));
}
Viewport::MSAA Viewport::get_msaa_2d() const {
ERR_READ_THREAD_GUARD_V(MSAA_DISABLED);
return msaa_2d;
}
void Viewport::set_msaa_3d(MSAA p_msaa) {
ERR_MAIN_THREAD_GUARD;
ERR_FAIL_INDEX(p_msaa, MSAA_MAX);
if (msaa_3d == p_msaa) {
return;
}
msaa_3d = p_msaa;
RS::get_singleton()->viewport_set_msaa_3d(viewport, RS::ViewportMSAA(p_msaa));
}
Viewport::MSAA Viewport::get_msaa_3d() const {
ERR_READ_THREAD_GUARD_V(MSAA_DISABLED);
return msaa_3d;
}
void Viewport::set_screen_space_aa(ScreenSpaceAA p_screen_space_aa) {
ERR_MAIN_THREAD_GUARD;
ERR_FAIL_INDEX(p_screen_space_aa, SCREEN_SPACE_AA_MAX);
if (screen_space_aa == p_screen_space_aa) {
return;
}
screen_space_aa = p_screen_space_aa;
RS::get_singleton()->viewport_set_screen_space_aa(viewport, RS::ViewportScreenSpaceAA(p_screen_space_aa));
}
Viewport::ScreenSpaceAA Viewport::get_screen_space_aa() const {
ERR_READ_THREAD_GUARD_V(SCREEN_SPACE_AA_DISABLED);
return screen_space_aa;
}
void Viewport::set_use_taa(bool p_use_taa) {
ERR_MAIN_THREAD_GUARD;
if (use_taa == p_use_taa) {
return;
}
use_taa = p_use_taa;
RS::get_singleton()->viewport_set_use_taa(viewport, p_use_taa);
}
bool Viewport::is_using_taa() const {
ERR_READ_THREAD_GUARD_V(false);
return use_taa;
}
void Viewport::set_use_debanding(bool p_use_debanding) {
ERR_MAIN_THREAD_GUARD;
if (use_debanding == p_use_debanding) {
return;
}
use_debanding = p_use_debanding;
RS::get_singleton()->viewport_set_use_debanding(viewport, p_use_debanding);
}
bool Viewport::is_using_debanding() const {
ERR_READ_THREAD_GUARD_V(false);
return use_debanding;
}
void Viewport::set_mesh_lod_threshold(float p_pixels) {
ERR_MAIN_THREAD_GUARD;
mesh_lod_threshold = p_pixels;
RS::get_singleton()->viewport_set_mesh_lod_threshold(viewport, mesh_lod_threshold);
}
float Viewport::get_mesh_lod_threshold() const {
ERR_READ_THREAD_GUARD_V(0);
return mesh_lod_threshold;
}
void Viewport::set_use_occlusion_culling(bool p_use_occlusion_culling) {
ERR_MAIN_THREAD_GUARD;
if (use_occlusion_culling == p_use_occlusion_culling) {
return;
}
use_occlusion_culling = p_use_occlusion_culling;
RS::get_singleton()->viewport_set_use_occlusion_culling(viewport, p_use_occlusion_culling);
notify_property_list_changed();
}
bool Viewport::is_using_occlusion_culling() const {
ERR_READ_THREAD_GUARD_V(false);
return use_occlusion_culling;
}
void Viewport::set_debug_draw(DebugDraw p_debug_draw) {
ERR_MAIN_THREAD_GUARD;
debug_draw = p_debug_draw;
RS::get_singleton()->viewport_set_debug_draw(viewport, RS::ViewportDebugDraw(p_debug_draw));
}
Viewport::DebugDraw Viewport::get_debug_draw() const {
ERR_READ_THREAD_GUARD_V(DEBUG_DRAW_DISABLED);
return debug_draw;
}
int Viewport::get_render_info(RenderInfoType p_type, RenderInfo p_info) {
ERR_READ_THREAD_GUARD_V(0);
return RS::get_singleton()->viewport_get_render_info(viewport, RS::ViewportRenderInfoType(p_type), RS::ViewportRenderInfo(p_info));
}
void Viewport::set_snap_controls_to_pixels(bool p_enable) {
ERR_MAIN_THREAD_GUARD;
snap_controls_to_pixels = p_enable;
}
bool Viewport::is_snap_controls_to_pixels_enabled() const {
ERR_READ_THREAD_GUARD_V(false);
return snap_controls_to_pixels;
}
void Viewport::set_snap_2d_transforms_to_pixel(bool p_enable) {
ERR_MAIN_THREAD_GUARD;
snap_2d_transforms_to_pixel = p_enable;
RS::get_singleton()->viewport_set_snap_2d_transforms_to_pixel(viewport, snap_2d_transforms_to_pixel);
}
bool Viewport::is_snap_2d_transforms_to_pixel_enabled() const {
ERR_READ_THREAD_GUARD_V(false);
return snap_2d_transforms_to_pixel;
}
void Viewport::set_snap_2d_vertices_to_pixel(bool p_enable) {
ERR_MAIN_THREAD_GUARD;
snap_2d_vertices_to_pixel = p_enable;
RS::get_singleton()->viewport_set_snap_2d_vertices_to_pixel(viewport, snap_2d_vertices_to_pixel);
}
bool Viewport::is_snap_2d_vertices_to_pixel_enabled() const {
ERR_READ_THREAD_GUARD_V(false);
return snap_2d_vertices_to_pixel;
}
bool Viewport::gui_is_dragging() const {
ERR_READ_THREAD_GUARD_V(false);
return gui.dragging;
}
bool Viewport::gui_is_drag_successful() const {
ERR_READ_THREAD_GUARD_V(false);
return gui.drag_successful;
}
void Viewport::set_input_as_handled() {
ERR_MAIN_THREAD_GUARD;
if (!handle_input_locally) {
ERR_FAIL_COND(!is_inside_tree());
Viewport *vp = this;
while (true) {
if (Object::cast_to<Window>(vp)) {
break;
}
if (!vp->get_parent()) {
break;
}
vp = vp->get_parent()->get_viewport();
}
if (vp != this) {
vp->set_input_as_handled();
return;
}
}
local_input_handled = true;
}
bool Viewport::is_input_handled() const {
ERR_READ_THREAD_GUARD_V(false);
if (!handle_input_locally) {
ERR_FAIL_COND_V(!is_inside_tree(), false);
const Viewport *vp = this;
while (true) {
if (Object::cast_to<Window>(vp)) {
break;
}
if (!vp->get_parent()) {
break;
}
vp = vp->get_parent()->get_viewport();
}
if (vp != this) {
return vp->is_input_handled();
}
}
return local_input_handled;
}
void Viewport::set_handle_input_locally(bool p_enable) {
ERR_MAIN_THREAD_GUARD;
handle_input_locally = p_enable;
}
bool Viewport::is_handling_input_locally() const {
ERR_READ_THREAD_GUARD_V(false);
return handle_input_locally;
}
void Viewport::set_default_canvas_item_texture_filter(DefaultCanvasItemTextureFilter p_filter) {
ERR_MAIN_THREAD_GUARD;
ERR_FAIL_INDEX(p_filter, DEFAULT_CANVAS_ITEM_TEXTURE_FILTER_MAX);
if (default_canvas_item_texture_filter == p_filter) {
return;
}
default_canvas_item_texture_filter = p_filter;
switch (default_canvas_item_texture_filter) {
case DEFAULT_CANVAS_ITEM_TEXTURE_FILTER_NEAREST:
RS::get_singleton()->viewport_set_default_canvas_item_texture_filter(viewport, RS::CANVAS_ITEM_TEXTURE_FILTER_NEAREST);
break;
case DEFAULT_CANVAS_ITEM_TEXTURE_FILTER_LINEAR:
RS::get_singleton()->viewport_set_default_canvas_item_texture_filter(viewport, RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR);
break;
case DEFAULT_CANVAS_ITEM_TEXTURE_FILTER_LINEAR_WITH_MIPMAPS:
RS::get_singleton()->viewport_set_default_canvas_item_texture_filter(viewport, RS::CANVAS_ITEM_TEXTURE_FILTER_LINEAR_WITH_MIPMAPS);
break;
case DEFAULT_CANVAS_ITEM_TEXTURE_FILTER_NEAREST_WITH_MIPMAPS:
RS::get_singleton()->viewport_set_default_canvas_item_texture_filter(viewport, RS::CANVAS_ITEM_TEXTURE_FILTER_NEAREST_WITH_MIPMAPS);
break;
default: {
}
}
}
Viewport::DefaultCanvasItemTextureFilter Viewport::get_default_canvas_item_texture_filter() const {
ERR_READ_THREAD_GUARD_V(DEFAULT_CANVAS_ITEM_TEXTURE_FILTER_NEAREST);
return default_canvas_item_texture_filter;
}
void Viewport::set_default_canvas_item_texture_repeat(DefaultCanvasItemTextureRepeat p_repeat) {
ERR_MAIN_THREAD_GUARD;
ERR_FAIL_INDEX(p_repeat, DEFAULT_CANVAS_ITEM_TEXTURE_REPEAT_MAX);
if (default_canvas_item_texture_repeat == p_repeat) {
return;
}
default_canvas_item_texture_repeat = p_repeat;
switch (default_canvas_item_texture_repeat) {
case DEFAULT_CANVAS_ITEM_TEXTURE_REPEAT_DISABLED:
RS::get_singleton()->viewport_set_default_canvas_item_texture_repeat(viewport, RS::CANVAS_ITEM_TEXTURE_REPEAT_DISABLED);
break;
case DEFAULT_CANVAS_ITEM_TEXTURE_REPEAT_ENABLED:
RS::get_singleton()->viewport_set_default_canvas_item_texture_repeat(viewport, RS::CANVAS_ITEM_TEXTURE_REPEAT_ENABLED);
break;
case DEFAULT_CANVAS_ITEM_TEXTURE_REPEAT_MIRROR:
RS::get_singleton()->viewport_set_default_canvas_item_texture_repeat(viewport, RS::CANVAS_ITEM_TEXTURE_REPEAT_MIRROR);
break;
default: {
}
}
}
Viewport::DefaultCanvasItemTextureRepeat Viewport::get_default_canvas_item_texture_repeat() const {
ERR_READ_THREAD_GUARD_V(DEFAULT_CANVAS_ITEM_TEXTURE_REPEAT_DISABLED);
return default_canvas_item_texture_repeat;
}
void Viewport::set_vrs_mode(Viewport::VRSMode p_vrs_mode) {
ERR_MAIN_THREAD_GUARD;
// Note, set this even if not supported on this hardware, it will only be used if it is but we want to save the value as set by the user.
vrs_mode = p_vrs_mode;
switch (p_vrs_mode) {
case VRS_TEXTURE: {
RS::get_singleton()->viewport_set_vrs_mode(viewport, RS::VIEWPORT_VRS_TEXTURE);
} break;
case VRS_XR: {
RS::get_singleton()->viewport_set_vrs_mode(viewport, RS::VIEWPORT_VRS_XR);
} break;
default: {
RS::get_singleton()->viewport_set_vrs_mode(viewport, RS::VIEWPORT_VRS_DISABLED);
} break;
}
notify_property_list_changed();
}
Viewport::VRSMode Viewport::get_vrs_mode() const {
ERR_READ_THREAD_GUARD_V(VRS_DISABLED);
return vrs_mode;
}
void Viewport::set_vrs_texture(Ref<Texture2D> p_texture) {
ERR_MAIN_THREAD_GUARD;
vrs_texture = p_texture;
// TODO need to add something here in case the RID changes
RID tex = p_texture.is_valid() ? p_texture->get_rid() : RID();
RS::get_singleton()->viewport_set_vrs_texture(viewport, tex);
}
Ref<Texture2D> Viewport::get_vrs_texture() const {
ERR_READ_THREAD_GUARD_V(Ref<Texture2D>());
return vrs_texture;
}
DisplayServer::WindowID Viewport::get_window_id() const {
ERR_READ_THREAD_GUARD_V(DisplayServer::INVALID_WINDOW_ID);
return DisplayServer::MAIN_WINDOW_ID;
}
Viewport *Viewport::get_parent_viewport() const {
ERR_READ_THREAD_GUARD_V(nullptr);
ERR_FAIL_COND_V(!is_inside_tree(), nullptr);
if (!get_parent()) {
return nullptr; //root viewport
}
return get_parent()->get_viewport();
}
void Viewport::set_embedding_subwindows(bool p_embed) {
ERR_THREAD_GUARD;
if (gui.embed_subwindows_hint == p_embed) {
return;
}
bool allow_change = true;
if (!is_inside_tree()) {
// Change can happen since no child window is displayed.
} else if (gui.embed_subwindows_hint) {
if (!gui.sub_windows.is_empty()) {
// Prevent change when this viewport has embedded windows.
allow_change = false;
}
} else {
Viewport *vp = this;
while (true) {
if (!vp->get_parent()) {
// Root window reached.
break;
}
vp = vp->get_parent()->get_viewport();
if (vp->is_embedding_subwindows()) {
for (int i = 0; i < vp->gui.sub_windows.size(); i++) {
if (is_ancestor_of(vp->gui.sub_windows[i].window)) {
// Prevent change when this viewport has child windows that are displayed in an ancestor viewport.
allow_change = false;
break;
}
}
}
}
if (allow_change) {
Vector<int> wl = DisplayServer::get_singleton()->get_window_list();
for (int index = 0; index < wl.size(); index++) {
DisplayServer::WindowID wid = wl[index];
if (wid == DisplayServer::INVALID_WINDOW_ID) {
continue;
}
ObjectID woid = DisplayServer::get_singleton()->window_get_attached_instance_id(wid);
if (woid.is_null()) {
continue;
}
Window *w = Object::cast_to<Window>(ObjectDB::get_instance(woid));
if (w && is_ancestor_of(w)) {
// Prevent change when this viewport has child windows that are displayed as native windows.
allow_change = false;
break;
}
}
}
}
if (allow_change) {
gui.embed_subwindows_hint = p_embed;
} else {
WARN_PRINT("Can't change \"gui_embed_subwindows\" while a child window is displayed. Consider hiding all child windows before changing this value.");
}
}
bool Viewport::is_embedding_subwindows() const {
ERR_READ_THREAD_GUARD_V(false);
return gui.embed_subwindows_hint;
}
TypedArray<Window> Viewport::get_embedded_subwindows() const {
TypedArray<Window> windows;
for (int i = 0; i < gui.sub_windows.size(); i++) {
windows.append(gui.sub_windows[i].window);
}
return windows;
}
void Viewport::subwindow_set_popup_safe_rect(Window *p_window, const Rect2i &p_rect) {
int index = _sub_window_find(p_window);
ERR_FAIL_COND(index == -1);
gui.sub_windows.write[index].parent_safe_rect = p_rect;
}
Rect2i Viewport::subwindow_get_popup_safe_rect(Window *p_window) const {
int index = _sub_window_find(p_window);
// FIXME: Re-enable ERR_FAIL_COND after rewriting embedded window popup closing.
// Currently it is expected, that index == -1 can happen.
if (index == -1) {
return Rect2i();
}
// ERR_FAIL_COND_V(index == -1, Rect2i());
return gui.sub_windows[index].parent_safe_rect;
}
void Viewport::pass_mouse_focus_to(Viewport *p_viewport, Control *p_control) {
ERR_MAIN_THREAD_GUARD;
ERR_FAIL_NULL(p_viewport);
ERR_FAIL_NULL(p_control);
if (gui.mouse_focus) {
p_viewport->gui.mouse_focus = p_control;
p_viewport->gui.mouse_focus_mask = gui.mouse_focus_mask;
p_viewport->gui.key_focus = p_control;
p_viewport->gui.forced_mouse_focus = true;
gui.mouse_focus = nullptr;
gui.forced_mouse_focus = false;
gui.mouse_focus_mask.clear();
}
}
void Viewport::set_sdf_oversize(SDFOversize p_sdf_oversize) {
ERR_MAIN_THREAD_GUARD;
ERR_FAIL_INDEX(p_sdf_oversize, SDF_OVERSIZE_MAX);
sdf_oversize = p_sdf_oversize;
RS::get_singleton()->viewport_set_sdf_oversize_and_scale(viewport, RS::ViewportSDFOversize(sdf_oversize), RS::ViewportSDFScale(sdf_scale));
}
Viewport::SDFOversize Viewport::get_sdf_oversize() const {
ERR_READ_THREAD_GUARD_V(SDF_OVERSIZE_100_PERCENT);
return sdf_oversize;
}
void Viewport::set_sdf_scale(SDFScale p_sdf_scale) {
ERR_MAIN_THREAD_GUARD;
ERR_FAIL_INDEX(p_sdf_scale, SDF_SCALE_MAX);
sdf_scale = p_sdf_scale;
RS::get_singleton()->viewport_set_sdf_oversize_and_scale(viewport, RS::ViewportSDFOversize(sdf_oversize), RS::ViewportSDFScale(sdf_scale));
}
Viewport::SDFScale Viewport::get_sdf_scale() const {
ERR_READ_THREAD_GUARD_V(SDF_SCALE_100_PERCENT);
return sdf_scale;
}
Transform2D Viewport::get_screen_transform() const {
ERR_READ_THREAD_GUARD_V(Transform2D());
return get_screen_transform_internal();
}
Transform2D Viewport::get_screen_transform_internal(bool p_absolute_position) const {
ERR_READ_THREAD_GUARD_V(Transform2D());
return get_final_transform();
}
void Viewport::update_mouse_cursor_state() {
// Updates need to happen in Window, because SubViewportContainers might be hidden behind other Controls.
Window *base_window = get_base_window();
if (base_window) {
base_window->update_mouse_cursor_state();
}
}
void Viewport::set_canvas_cull_mask(uint32_t p_canvas_cull_mask) {
ERR_MAIN_THREAD_GUARD;
canvas_cull_mask = p_canvas_cull_mask;
RenderingServer::get_singleton()->viewport_set_canvas_cull_mask(viewport, canvas_cull_mask);
}
uint32_t Viewport::get_canvas_cull_mask() const {
ERR_READ_THREAD_GUARD_V(0);
return canvas_cull_mask;
}
void Viewport::set_canvas_cull_mask_bit(uint32_t p_layer, bool p_enable) {
ERR_MAIN_THREAD_GUARD;
ERR_FAIL_UNSIGNED_INDEX(p_layer, 32);
if (p_enable) {
set_canvas_cull_mask(canvas_cull_mask | (1 << p_layer));
} else {
set_canvas_cull_mask(canvas_cull_mask & (~(1 << p_layer)));
}
}
bool Viewport::get_canvas_cull_mask_bit(uint32_t p_layer) const {
ERR_READ_THREAD_GUARD_V(false);
ERR_FAIL_UNSIGNED_INDEX_V(p_layer, 32, false);
return (canvas_cull_mask & (1 << p_layer));
}
#ifndef _3D_DISABLED
AudioListener3D *Viewport::get_audio_listener_3d() const {
ERR_READ_THREAD_GUARD_V(nullptr);
return audio_listener_3d;
}
void Viewport::set_as_audio_listener_3d(bool p_enable) {
ERR_MAIN_THREAD_GUARD;
if (p_enable == is_audio_listener_3d_enabled) {
return;
}
is_audio_listener_3d_enabled = p_enable;
_update_audio_listener_3d();
}
bool Viewport::is_audio_listener_3d() const {
ERR_READ_THREAD_GUARD_V(false);
return is_audio_listener_3d_enabled;
}
void Viewport::_update_audio_listener_3d() {
if (AudioServer::get_singleton()) {
AudioServer::get_singleton()->notify_listener_changed();
}
}
void Viewport::_listener_transform_3d_changed_notify() {
}
void Viewport::_audio_listener_3d_set(AudioListener3D *p_listener) {
if (audio_listener_3d == p_listener) {
return;
}
audio_listener_3d = p_listener;
_update_audio_listener_3d();
_listener_transform_3d_changed_notify();
}
bool Viewport::_audio_listener_3d_add(AudioListener3D *p_listener) {
audio_listener_3d_set.insert(p_listener);
return audio_listener_3d_set.size() == 1;
}
void Viewport::_audio_listener_3d_remove(AudioListener3D *p_listener) {
audio_listener_3d_set.erase(p_listener);
if (audio_listener_3d == p_listener) {
audio_listener_3d = nullptr;
}
}
void Viewport::_audio_listener_3d_make_next_current(AudioListener3D *p_exclude) {
if (audio_listener_3d_set.size() > 0) {
for (AudioListener3D *E : audio_listener_3d_set) {
if (p_exclude == E) {
continue;
}
if (!E->is_inside_tree()) {
continue;
}
if (audio_listener_3d != nullptr) {
return;
}
E->make_current();
}
} else {
// Attempt to reset listener to the camera position.
if (camera_3d != nullptr) {
_update_audio_listener_3d();
_camera_3d_transform_changed_notify();
}
}
}
void Viewport::_collision_object_3d_input_event(CollisionObject3D *p_object, Camera3D *p_camera, const Ref<InputEvent> &p_input_event, const Vector3 &p_pos, const Vector3 &p_normal, int p_shape) {
Transform3D object_transform = p_object->get_global_transform();
Transform3D camera_transform = p_camera->get_global_transform();
ObjectID id = p_object->get_instance_id();
// Avoid sending the fake event unnecessarily if nothing really changed in the context.
if (object_transform == physics_last_object_transform && camera_transform == physics_last_camera_transform && physics_last_id == id) {
Ref<InputEventMouseMotion> mm = p_input_event;
if (mm.is_valid() && mm->get_device() == InputEvent::DEVICE_ID_INTERNAL) {
return; // Discarded.
}
}
p_object->_input_event_call(camera_3d, p_input_event, p_pos, p_normal, p_shape);
physics_last_object_transform = object_transform;
physics_last_camera_transform = camera_transform;
physics_last_id = id;
}
Camera3D *Viewport::get_camera_3d() const {
ERR_READ_THREAD_GUARD_V(nullptr);
return camera_3d;
}
void Viewport::_camera_3d_transform_changed_notify() {
}
void Viewport::_camera_3d_set(Camera3D *p_camera) {
if (camera_3d == p_camera) {
return;
}
if (camera_3d) {
camera_3d->notification(Camera3D::NOTIFICATION_LOST_CURRENT);
}
camera_3d = p_camera;
if (!camera_3d_override) {
if (camera_3d) {
RenderingServer::get_singleton()->viewport_attach_camera(viewport, camera_3d->get_camera());
} else {
RenderingServer::get_singleton()->viewport_attach_camera(viewport, RID());
}
}
if (camera_3d) {
camera_3d->notification(Camera3D::NOTIFICATION_BECAME_CURRENT);
}
_update_audio_listener_3d();
_camera_3d_transform_changed_notify();
}
bool Viewport::_camera_3d_add(Camera3D *p_camera) {
camera_3d_set.insert(p_camera);
return camera_3d_set.size() == 1;
}
void Viewport::_camera_3d_remove(Camera3D *p_camera) {
camera_3d_set.erase(p_camera);
if (camera_3d == p_camera) {
camera_3d->notification(Camera3D::NOTIFICATION_LOST_CURRENT);
camera_3d = nullptr;
}
}
void Viewport::_camera_3d_make_next_current(Camera3D *p_exclude) {
for (Camera3D *E : camera_3d_set) {
if (p_exclude == E) {
continue;
}
if (!E->is_inside_tree()) {
continue;
}
if (camera_3d != nullptr) {
return;
}
E->make_current();
}
}
void Viewport::enable_camera_3d_override(bool p_enable) {
ERR_MAIN_THREAD_GUARD;
if (p_enable == camera_3d_override) {
return;
}
if (p_enable) {
camera_3d_override.rid = RenderingServer::get_singleton()->camera_create();
} else {
RenderingServer::get_singleton()->free(camera_3d_override.rid);
camera_3d_override.rid = RID();
}
if (p_enable) {
RenderingServer::get_singleton()->viewport_attach_camera(viewport, camera_3d_override.rid);
} else if (camera_3d) {
RenderingServer::get_singleton()->viewport_attach_camera(viewport, camera_3d->get_camera());
} else {
RenderingServer::get_singleton()->viewport_attach_camera(viewport, RID());
}
}
void Viewport::set_camera_3d_override_perspective(real_t p_fovy_degrees, real_t p_z_near, real_t p_z_far) {
ERR_MAIN_THREAD_GUARD;
if (camera_3d_override) {
if (camera_3d_override.fov == p_fovy_degrees && camera_3d_override.z_near == p_z_near &&
camera_3d_override.z_far == p_z_far && camera_3d_override.projection == Camera3DOverrideData::PROJECTION_PERSPECTIVE) {
return;
}
camera_3d_override.fov = p_fovy_degrees;
camera_3d_override.z_near = p_z_near;
camera_3d_override.z_far = p_z_far;
camera_3d_override.projection = Camera3DOverrideData::PROJECTION_PERSPECTIVE;
RenderingServer::get_singleton()->camera_set_perspective(camera_3d_override.rid, camera_3d_override.fov, camera_3d_override.z_near, camera_3d_override.z_far);
}
}
void Viewport::set_camera_3d_override_orthogonal(real_t p_size, real_t p_z_near, real_t p_z_far) {
ERR_MAIN_THREAD_GUARD;
if (camera_3d_override) {
if (camera_3d_override.size == p_size && camera_3d_override.z_near == p_z_near &&
camera_3d_override.z_far == p_z_far && camera_3d_override.projection == Camera3DOverrideData::PROJECTION_ORTHOGONAL) {
return;
}
camera_3d_override.size = p_size;
camera_3d_override.z_near = p_z_near;
camera_3d_override.z_far = p_z_far;
camera_3d_override.projection = Camera3DOverrideData::PROJECTION_ORTHOGONAL;
RenderingServer::get_singleton()->camera_set_orthogonal(camera_3d_override.rid, camera_3d_override.size, camera_3d_override.z_near, camera_3d_override.z_far);
}
}
void Viewport::set_disable_3d(bool p_disable) {
ERR_MAIN_THREAD_GUARD;
disable_3d = p_disable;
RenderingServer::get_singleton()->viewport_set_disable_3d(viewport, disable_3d);
}
bool Viewport::is_3d_disabled() const {
ERR_READ_THREAD_GUARD_V(false);
return disable_3d;
}
bool Viewport::is_camera_3d_override_enabled() const {
ERR_READ_THREAD_GUARD_V(false);
return camera_3d_override;
}
void Viewport::set_camera_3d_override_transform(const Transform3D &p_transform) {
ERR_MAIN_THREAD_GUARD;
if (camera_3d_override) {
camera_3d_override.transform = p_transform;
RenderingServer::get_singleton()->camera_set_transform(camera_3d_override.rid, p_transform);
}
}
Transform3D Viewport::get_camera_3d_override_transform() const {
ERR_READ_THREAD_GUARD_V(Transform3D());
if (camera_3d_override) {
return camera_3d_override.transform;
}
return Transform3D();
}
Ref<World3D> Viewport::get_world_3d() const {
ERR_READ_THREAD_GUARD_V(Ref<World3D>());
return world_3d;
}
Ref<World3D> Viewport::find_world_3d() const {
ERR_READ_THREAD_GUARD_V(Ref<World3D>());
if (own_world_3d.is_valid()) {
return own_world_3d;
} else if (world_3d.is_valid()) {
return world_3d;
} else if (parent) {
return parent->find_world_3d();
} else {
return Ref<World3D>();
}
}
void Viewport::set_world_3d(const Ref<World3D> &p_world_3d) {
ERR_MAIN_THREAD_GUARD;
if (world_3d == p_world_3d) {
return;
}
if (is_inside_tree()) {
_propagate_exit_world_3d(this);
}
if (own_world_3d.is_valid() && world_3d.is_valid()) {
world_3d->disconnect_changed(callable_mp(this, &Viewport::_own_world_3d_changed));
}
world_3d = p_world_3d;
if (own_world_3d.is_valid()) {
if (world_3d.is_valid()) {
own_world_3d = world_3d->duplicate();
world_3d->connect_changed(callable_mp(this, &Viewport::_own_world_3d_changed));
} else {
own_world_3d = Ref<World3D>(memnew(World3D));
}
}
if (is_inside_tree()) {
_propagate_enter_world_3d(this);
}
if (is_inside_tree()) {
RenderingServer::get_singleton()->viewport_set_scenario(viewport, find_world_3d()->get_scenario());
}
_update_audio_listener_3d();
}
void Viewport::_own_world_3d_changed() {
ERR_FAIL_COND(world_3d.is_null());
ERR_FAIL_COND(own_world_3d.is_null());
if (is_inside_tree()) {
_propagate_exit_world_3d(this);
}
own_world_3d = world_3d->duplicate();
if (is_inside_tree()) {
_propagate_enter_world_3d(this);
}
if (is_inside_tree()) {
RenderingServer::get_singleton()->viewport_set_scenario(viewport, find_world_3d()->get_scenario());
}
_update_audio_listener_3d();
}
void Viewport::set_use_own_world_3d(bool p_use_own_world_3d) {
ERR_MAIN_THREAD_GUARD;
if (p_use_own_world_3d == own_world_3d.is_valid()) {
return;
}
if (is_inside_tree()) {
_propagate_exit_world_3d(this);
}
if (p_use_own_world_3d) {
if (world_3d.is_valid()) {
own_world_3d = world_3d->duplicate();
world_3d->connect_changed(callable_mp(this, &Viewport::_own_world_3d_changed));
} else {
own_world_3d = Ref<World3D>(memnew(World3D));
}
} else {
own_world_3d = Ref<World3D>();
if (world_3d.is_valid()) {
world_3d->disconnect_changed(callable_mp(this, &Viewport::_own_world_3d_changed));
}
}
if (is_inside_tree()) {
_propagate_enter_world_3d(this);
}
if (is_inside_tree()) {
RenderingServer::get_singleton()->viewport_set_scenario(viewport, find_world_3d()->get_scenario());
}
_update_audio_listener_3d();
}
bool Viewport::is_using_own_world_3d() const {
ERR_READ_THREAD_GUARD_V(false);
return own_world_3d.is_valid();
}
void Viewport::_propagate_enter_world_3d(Node *p_node) {
if (p_node != this) {
if (!p_node->is_inside_tree()) { //may not have entered scene yet
return;
}
if (Object::cast_to<Node3D>(p_node) || Object::cast_to<WorldEnvironment>(p_node)) {
p_node->notification(Node3D::NOTIFICATION_ENTER_WORLD);
} else {
Viewport *v = Object::cast_to<Viewport>(p_node);
if (v) {
if (v->world_3d.is_valid() || v->own_world_3d.is_valid()) {
return;
}
}
}
}
for (int i = 0; i < p_node->get_child_count(); i++) {
_propagate_enter_world_3d(p_node->get_child(i));
}
}
void Viewport::_propagate_exit_world_3d(Node *p_node) {
if (p_node != this) {
if (!p_node->is_inside_tree()) { //may have exited scene already
return;
}
if (Object::cast_to<Node3D>(p_node) || Object::cast_to<WorldEnvironment>(p_node)) {
p_node->notification(Node3D::NOTIFICATION_EXIT_WORLD);
} else {
Viewport *v = Object::cast_to<Viewport>(p_node);
if (v) {
if (v->world_3d.is_valid() || v->own_world_3d.is_valid()) {
return;
}
}
}
}
for (int i = 0; i < p_node->get_child_count(); i++) {
_propagate_exit_world_3d(p_node->get_child(i));
}
}
void Viewport::set_use_xr(bool p_use_xr) {
ERR_MAIN_THREAD_GUARD;
if (use_xr != p_use_xr) {
use_xr = p_use_xr;
RS::get_singleton()->viewport_set_use_xr(viewport, use_xr);
if (!use_xr) {
// Set viewport to previous size when exiting XR.
if (size_allocated) {
RS::get_singleton()->viewport_set_size(viewport, size.width, size.height);
} else {
RS::get_singleton()->viewport_set_size(viewport, 0, 0);
}
}
}
}
bool Viewport::is_using_xr() {
ERR_READ_THREAD_GUARD_V(false);
return use_xr;
}
void Viewport::set_scaling_3d_mode(Scaling3DMode p_scaling_3d_mode) {
ERR_MAIN_THREAD_GUARD;
if (scaling_3d_mode == p_scaling_3d_mode) {
return;
}
scaling_3d_mode = p_scaling_3d_mode;
RS::get_singleton()->viewport_set_scaling_3d_mode(viewport, (RS::ViewportScaling3DMode)(int)p_scaling_3d_mode);
}
Viewport::Scaling3DMode Viewport::get_scaling_3d_mode() const {
ERR_READ_THREAD_GUARD_V(SCALING_3D_MODE_BILINEAR);
return scaling_3d_mode;
}
void Viewport::set_scaling_3d_scale(float p_scaling_3d_scale) {
ERR_MAIN_THREAD_GUARD;
// Clamp to reasonable values that are actually useful.
// Values above 2.0 don't serve a practical purpose since the viewport
// isn't displayed with mipmaps.
scaling_3d_scale = CLAMP(p_scaling_3d_scale, 0.1, 2.0);
RS::get_singleton()->viewport_set_scaling_3d_scale(viewport, scaling_3d_scale);
}
float Viewport::get_scaling_3d_scale() const {
ERR_READ_THREAD_GUARD_V(0);
return scaling_3d_scale;
}
void Viewport::set_fsr_sharpness(float p_fsr_sharpness) {
ERR_MAIN_THREAD_GUARD;
if (fsr_sharpness == p_fsr_sharpness) {
return;
}
if (p_fsr_sharpness < 0.0f) {
p_fsr_sharpness = 0.0f;
}
fsr_sharpness = p_fsr_sharpness;
RS::get_singleton()->viewport_set_fsr_sharpness(viewport, p_fsr_sharpness);
}
float Viewport::get_fsr_sharpness() const {
ERR_READ_THREAD_GUARD_V(0);
return fsr_sharpness;
}
void Viewport::set_texture_mipmap_bias(float p_texture_mipmap_bias) {
ERR_MAIN_THREAD_GUARD;
if (texture_mipmap_bias == p_texture_mipmap_bias) {
return;
}
texture_mipmap_bias = p_texture_mipmap_bias;
RS::get_singleton()->viewport_set_texture_mipmap_bias(viewport, p_texture_mipmap_bias);
}
float Viewport::get_texture_mipmap_bias() const {
ERR_READ_THREAD_GUARD_V(0);
return texture_mipmap_bias;
}
#endif // _3D_DISABLED
void Viewport::_propagate_world_2d_changed(Node *p_node) {
if (p_node != this) {
if (Object::cast_to<CanvasItem>(p_node)) {
p_node->notification(CanvasItem::NOTIFICATION_WORLD_2D_CHANGED);
} else {
Viewport *v = Object::cast_to<Viewport>(p_node);
if (v) {
if (v->world_2d.is_valid()) {
return;
}
}
}
}
for (int i = 0; i < p_node->get_child_count(); ++i) {
_propagate_world_2d_changed(p_node->get_child(i));
}
}
void Viewport::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_world_2d", "world_2d"), &Viewport::set_world_2d);
ClassDB::bind_method(D_METHOD("get_world_2d"), &Viewport::get_world_2d);
ClassDB::bind_method(D_METHOD("find_world_2d"), &Viewport::find_world_2d);
ClassDB::bind_method(D_METHOD("set_canvas_transform", "xform"), &Viewport::set_canvas_transform);
ClassDB::bind_method(D_METHOD("get_canvas_transform"), &Viewport::get_canvas_transform);
ClassDB::bind_method(D_METHOD("set_global_canvas_transform", "xform"), &Viewport::set_global_canvas_transform);
ClassDB::bind_method(D_METHOD("get_global_canvas_transform"), &Viewport::get_global_canvas_transform);
ClassDB::bind_method(D_METHOD("get_final_transform"), &Viewport::get_final_transform);
ClassDB::bind_method(D_METHOD("get_screen_transform"), &Viewport::get_screen_transform);
ClassDB::bind_method(D_METHOD("get_visible_rect"), &Viewport::get_visible_rect);
ClassDB::bind_method(D_METHOD("set_transparent_background", "enable"), &Viewport::set_transparent_background);
ClassDB::bind_method(D_METHOD("has_transparent_background"), &Viewport::has_transparent_background);
ClassDB::bind_method(D_METHOD("set_use_hdr_2d", "enable"), &Viewport::set_use_hdr_2d);
ClassDB::bind_method(D_METHOD("is_using_hdr_2d"), &Viewport::is_using_hdr_2d);
ClassDB::bind_method(D_METHOD("set_msaa_2d", "msaa"), &Viewport::set_msaa_2d);
ClassDB::bind_method(D_METHOD("get_msaa_2d"), &Viewport::get_msaa_2d);
ClassDB::bind_method(D_METHOD("set_msaa_3d", "msaa"), &Viewport::set_msaa_3d);
ClassDB::bind_method(D_METHOD("get_msaa_3d"), &Viewport::get_msaa_3d);
ClassDB::bind_method(D_METHOD("set_screen_space_aa", "screen_space_aa"), &Viewport::set_screen_space_aa);
ClassDB::bind_method(D_METHOD("get_screen_space_aa"), &Viewport::get_screen_space_aa);
ClassDB::bind_method(D_METHOD("set_use_taa", "enable"), &Viewport::set_use_taa);
ClassDB::bind_method(D_METHOD("is_using_taa"), &Viewport::is_using_taa);
ClassDB::bind_method(D_METHOD("set_use_debanding", "enable"), &Viewport::set_use_debanding);
ClassDB::bind_method(D_METHOD("is_using_debanding"), &Viewport::is_using_debanding);
ClassDB::bind_method(D_METHOD("set_use_occlusion_culling", "enable"), &Viewport::set_use_occlusion_culling);
ClassDB::bind_method(D_METHOD("is_using_occlusion_culling"), &Viewport::is_using_occlusion_culling);
ClassDB::bind_method(D_METHOD("set_debug_draw", "debug_draw"), &Viewport::set_debug_draw);
ClassDB::bind_method(D_METHOD("get_debug_draw"), &Viewport::get_debug_draw);
ClassDB::bind_method(D_METHOD("get_render_info", "type", "info"), &Viewport::get_render_info);
ClassDB::bind_method(D_METHOD("get_texture"), &Viewport::get_texture);
ClassDB::bind_method(D_METHOD("set_physics_object_picking", "enable"), &Viewport::set_physics_object_picking);
ClassDB::bind_method(D_METHOD("get_physics_object_picking"), &Viewport::get_physics_object_picking);
ClassDB::bind_method(D_METHOD("set_physics_object_picking_sort", "enable"), &Viewport::set_physics_object_picking_sort);
ClassDB::bind_method(D_METHOD("get_physics_object_picking_sort"), &Viewport::get_physics_object_picking_sort);
ClassDB::bind_method(D_METHOD("get_viewport_rid"), &Viewport::get_viewport_rid);
ClassDB::bind_method(D_METHOD("push_text_input", "text"), &Viewport::push_text_input);
ClassDB::bind_method(D_METHOD("push_input", "event", "in_local_coords"), &Viewport::push_input, DEFVAL(false));
#ifndef DISABLE_DEPRECATED
ClassDB::bind_method(D_METHOD("push_unhandled_input", "event", "in_local_coords"), &Viewport::push_unhandled_input, DEFVAL(false));
#endif // DISABLE_DEPRECATED
ClassDB::bind_method(D_METHOD("get_camera_2d"), &Viewport::get_camera_2d);
ClassDB::bind_method(D_METHOD("set_as_audio_listener_2d", "enable"), &Viewport::set_as_audio_listener_2d);
ClassDB::bind_method(D_METHOD("is_audio_listener_2d"), &Viewport::is_audio_listener_2d);
ClassDB::bind_method(D_METHOD("get_mouse_position"), &Viewport::get_mouse_position);
ClassDB::bind_method(D_METHOD("warp_mouse", "position"), &Viewport::warp_mouse);
ClassDB::bind_method(D_METHOD("update_mouse_cursor_state"), &Viewport::update_mouse_cursor_state);
ClassDB::bind_method(D_METHOD("gui_get_drag_data"), &Viewport::gui_get_drag_data);
ClassDB::bind_method(D_METHOD("gui_is_dragging"), &Viewport::gui_is_dragging);
ClassDB::bind_method(D_METHOD("gui_is_drag_successful"), &Viewport::gui_is_drag_successful);
ClassDB::bind_method(D_METHOD("gui_release_focus"), &Viewport::gui_release_focus);
ClassDB::bind_method(D_METHOD("gui_get_focus_owner"), &Viewport::gui_get_focus_owner);
ClassDB::bind_method(D_METHOD("gui_get_hovered_control"), &Viewport::gui_get_hovered_control);
ClassDB::bind_method(D_METHOD("set_disable_input", "disable"), &Viewport::set_disable_input);
ClassDB::bind_method(D_METHOD("is_input_disabled"), &Viewport::is_input_disabled);
ClassDB::bind_method(D_METHOD("_gui_remove_focus_for_window"), &Viewport::_gui_remove_focus_for_window);
ClassDB::bind_method(D_METHOD("set_positional_shadow_atlas_size", "size"), &Viewport::set_positional_shadow_atlas_size);
ClassDB::bind_method(D_METHOD("get_positional_shadow_atlas_size"), &Viewport::get_positional_shadow_atlas_size);
ClassDB::bind_method(D_METHOD("set_positional_shadow_atlas_16_bits", "enable"), &Viewport::set_positional_shadow_atlas_16_bits);
ClassDB::bind_method(D_METHOD("get_positional_shadow_atlas_16_bits"), &Viewport::get_positional_shadow_atlas_16_bits);
ClassDB::bind_method(D_METHOD("set_snap_controls_to_pixels", "enabled"), &Viewport::set_snap_controls_to_pixels);
ClassDB::bind_method(D_METHOD("is_snap_controls_to_pixels_enabled"), &Viewport::is_snap_controls_to_pixels_enabled);
ClassDB::bind_method(D_METHOD("set_snap_2d_transforms_to_pixel", "enabled"), &Viewport::set_snap_2d_transforms_to_pixel);
ClassDB::bind_method(D_METHOD("is_snap_2d_transforms_to_pixel_enabled"), &Viewport::is_snap_2d_transforms_to_pixel_enabled);
ClassDB::bind_method(D_METHOD("set_snap_2d_vertices_to_pixel", "enabled"), &Viewport::set_snap_2d_vertices_to_pixel);
ClassDB::bind_method(D_METHOD("is_snap_2d_vertices_to_pixel_enabled"), &Viewport::is_snap_2d_vertices_to_pixel_enabled);
ClassDB::bind_method(D_METHOD("set_positional_shadow_atlas_quadrant_subdiv", "quadrant", "subdiv"), &Viewport::set_positional_shadow_atlas_quadrant_subdiv);
ClassDB::bind_method(D_METHOD("get_positional_shadow_atlas_quadrant_subdiv", "quadrant"), &Viewport::get_positional_shadow_atlas_quadrant_subdiv);
ClassDB::bind_method(D_METHOD("set_input_as_handled"), &Viewport::set_input_as_handled);
ClassDB::bind_method(D_METHOD("is_input_handled"), &Viewport::is_input_handled);
ClassDB::bind_method(D_METHOD("set_handle_input_locally", "enable"), &Viewport::set_handle_input_locally);
ClassDB::bind_method(D_METHOD("is_handling_input_locally"), &Viewport::is_handling_input_locally);
ClassDB::bind_method(D_METHOD("set_default_canvas_item_texture_filter", "mode"), &Viewport::set_default_canvas_item_texture_filter);
ClassDB::bind_method(D_METHOD("get_default_canvas_item_texture_filter"), &Viewport::get_default_canvas_item_texture_filter);
ClassDB::bind_method(D_METHOD("set_embedding_subwindows", "enable"), &Viewport::set_embedding_subwindows);
ClassDB::bind_method(D_METHOD("is_embedding_subwindows"), &Viewport::is_embedding_subwindows);
ClassDB::bind_method(D_METHOD("get_embedded_subwindows"), &Viewport::get_embedded_subwindows);
ClassDB::bind_method(D_METHOD("set_canvas_cull_mask", "mask"), &Viewport::set_canvas_cull_mask);
ClassDB::bind_method(D_METHOD("get_canvas_cull_mask"), &Viewport::get_canvas_cull_mask);
ClassDB::bind_method(D_METHOD("set_canvas_cull_mask_bit", "layer", "enable"), &Viewport::set_canvas_cull_mask_bit);
ClassDB::bind_method(D_METHOD("get_canvas_cull_mask_bit", "layer"), &Viewport::get_canvas_cull_mask_bit);
ClassDB::bind_method(D_METHOD("set_default_canvas_item_texture_repeat", "mode"), &Viewport::set_default_canvas_item_texture_repeat);
ClassDB::bind_method(D_METHOD("get_default_canvas_item_texture_repeat"), &Viewport::get_default_canvas_item_texture_repeat);
ClassDB::bind_method(D_METHOD("set_sdf_oversize", "oversize"), &Viewport::set_sdf_oversize);
ClassDB::bind_method(D_METHOD("get_sdf_oversize"), &Viewport::get_sdf_oversize);
ClassDB::bind_method(D_METHOD("set_sdf_scale", "scale"), &Viewport::set_sdf_scale);
ClassDB::bind_method(D_METHOD("get_sdf_scale"), &Viewport::get_sdf_scale);
ClassDB::bind_method(D_METHOD("set_mesh_lod_threshold", "pixels"), &Viewport::set_mesh_lod_threshold);
ClassDB::bind_method(D_METHOD("get_mesh_lod_threshold"), &Viewport::get_mesh_lod_threshold);
ClassDB::bind_method(D_METHOD("_process_picking"), &Viewport::_process_picking);
#ifndef _3D_DISABLED
ClassDB::bind_method(D_METHOD("set_world_3d", "world_3d"), &Viewport::set_world_3d);
ClassDB::bind_method(D_METHOD("get_world_3d"), &Viewport::get_world_3d);
ClassDB::bind_method(D_METHOD("find_world_3d"), &Viewport::find_world_3d);
ClassDB::bind_method(D_METHOD("set_use_own_world_3d", "enable"), &Viewport::set_use_own_world_3d);
ClassDB::bind_method(D_METHOD("is_using_own_world_3d"), &Viewport::is_using_own_world_3d);
ClassDB::bind_method(D_METHOD("get_camera_3d"), &Viewport::get_camera_3d);
ClassDB::bind_method(D_METHOD("set_as_audio_listener_3d", "enable"), &Viewport::set_as_audio_listener_3d);
ClassDB::bind_method(D_METHOD("is_audio_listener_3d"), &Viewport::is_audio_listener_3d);
ClassDB::bind_method(D_METHOD("set_disable_3d", "disable"), &Viewport::set_disable_3d);
ClassDB::bind_method(D_METHOD("is_3d_disabled"), &Viewport::is_3d_disabled);
ClassDB::bind_method(D_METHOD("set_use_xr", "use"), &Viewport::set_use_xr);
ClassDB::bind_method(D_METHOD("is_using_xr"), &Viewport::is_using_xr);
ClassDB::bind_method(D_METHOD("set_scaling_3d_mode", "scaling_3d_mode"), &Viewport::set_scaling_3d_mode);
ClassDB::bind_method(D_METHOD("get_scaling_3d_mode"), &Viewport::get_scaling_3d_mode);
ClassDB::bind_method(D_METHOD("set_scaling_3d_scale", "scale"), &Viewport::set_scaling_3d_scale);
ClassDB::bind_method(D_METHOD("get_scaling_3d_scale"), &Viewport::get_scaling_3d_scale);
ClassDB::bind_method(D_METHOD("set_fsr_sharpness", "fsr_sharpness"), &Viewport::set_fsr_sharpness);
ClassDB::bind_method(D_METHOD("get_fsr_sharpness"), &Viewport::get_fsr_sharpness);
ClassDB::bind_method(D_METHOD("set_texture_mipmap_bias", "texture_mipmap_bias"), &Viewport::set_texture_mipmap_bias);
ClassDB::bind_method(D_METHOD("get_texture_mipmap_bias"), &Viewport::get_texture_mipmap_bias);
ClassDB::bind_method(D_METHOD("set_vrs_mode", "mode"), &Viewport::set_vrs_mode);
ClassDB::bind_method(D_METHOD("get_vrs_mode"), &Viewport::get_vrs_mode);
ClassDB::bind_method(D_METHOD("set_vrs_texture", "texture"), &Viewport::set_vrs_texture);
ClassDB::bind_method(D_METHOD("get_vrs_texture"), &Viewport::get_vrs_texture);
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "disable_3d"), "set_disable_3d", "is_3d_disabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_xr"), "set_use_xr", "is_using_xr");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "own_world_3d"), "set_use_own_world_3d", "is_using_own_world_3d");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "world_3d", PROPERTY_HINT_RESOURCE_TYPE, "World3D"), "set_world_3d", "get_world_3d");
#endif // _3D_DISABLED
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "world_2d", PROPERTY_HINT_RESOURCE_TYPE, "World2D", PROPERTY_USAGE_NONE), "set_world_2d", "get_world_2d");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "transparent_bg"), "set_transparent_background", "has_transparent_background");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "handle_input_locally"), "set_handle_input_locally", "is_handling_input_locally");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "snap_2d_transforms_to_pixel"), "set_snap_2d_transforms_to_pixel", "is_snap_2d_transforms_to_pixel_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "snap_2d_vertices_to_pixel"), "set_snap_2d_vertices_to_pixel", "is_snap_2d_vertices_to_pixel_enabled");
ADD_GROUP("Rendering", "");
ADD_PROPERTY(PropertyInfo(Variant::INT, "msaa_2d", PROPERTY_HINT_ENUM, String::utf8("Disabled (Fastest),2× (Average),4× (Slow),8× (Slowest)")), "set_msaa_2d", "get_msaa_2d");
ADD_PROPERTY(PropertyInfo(Variant::INT, "msaa_3d", PROPERTY_HINT_ENUM, String::utf8("Disabled (Fastest),2× (Average),4× (Slow),8× (Slowest)")), "set_msaa_3d", "get_msaa_3d");
ADD_PROPERTY(PropertyInfo(Variant::INT, "screen_space_aa", PROPERTY_HINT_ENUM, "Disabled (Fastest),FXAA (Fast)"), "set_screen_space_aa", "get_screen_space_aa");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_taa"), "set_use_taa", "is_using_taa");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_debanding"), "set_use_debanding", "is_using_debanding");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_occlusion_culling"), "set_use_occlusion_culling", "is_using_occlusion_culling");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "mesh_lod_threshold", PROPERTY_HINT_RANGE, "0,1024,0.1"), "set_mesh_lod_threshold", "get_mesh_lod_threshold");
ADD_PROPERTY(PropertyInfo(Variant::INT, "debug_draw", PROPERTY_HINT_ENUM, "Disabled,Unshaded,Lighting,Overdraw,Wireframe"), "set_debug_draw", "get_debug_draw");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_hdr_2d"), "set_use_hdr_2d", "is_using_hdr_2d");
#ifndef _3D_DISABLED
ADD_GROUP("Scaling 3D", "");
ADD_PROPERTY(PropertyInfo(Variant::INT, "scaling_3d_mode", PROPERTY_HINT_ENUM, "Bilinear (Fastest),FSR 1.0 (Fast),FSR 2.2 (Slow)"), "set_scaling_3d_mode", "get_scaling_3d_mode");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "scaling_3d_scale", PROPERTY_HINT_RANGE, "0.25,2.0,0.01"), "set_scaling_3d_scale", "get_scaling_3d_scale");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "texture_mipmap_bias", PROPERTY_HINT_RANGE, "-2,2,0.001"), "set_texture_mipmap_bias", "get_texture_mipmap_bias");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "fsr_sharpness", PROPERTY_HINT_RANGE, "0,2,0.1"), "set_fsr_sharpness", "get_fsr_sharpness");
#endif
ADD_GROUP("Variable Rate Shading", "vrs_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "vrs_mode", PROPERTY_HINT_ENUM, "Disabled,Texture,Depth buffer,XR"), "set_vrs_mode", "get_vrs_mode");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "vrs_texture", PROPERTY_HINT_RESOURCE_TYPE, "Texture2D"), "set_vrs_texture", "get_vrs_texture");
ADD_GROUP("Canvas Items", "canvas_item_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "canvas_item_default_texture_filter", PROPERTY_HINT_ENUM, "Nearest,Linear,Linear Mipmap,Nearest Mipmap"), "set_default_canvas_item_texture_filter", "get_default_canvas_item_texture_filter");
ADD_PROPERTY(PropertyInfo(Variant::INT, "canvas_item_default_texture_repeat", PROPERTY_HINT_ENUM, "Disabled,Enabled,Mirror"), "set_default_canvas_item_texture_repeat", "get_default_canvas_item_texture_repeat");
ADD_GROUP("Audio Listener", "audio_listener_");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "audio_listener_enable_2d"), "set_as_audio_listener_2d", "is_audio_listener_2d");
#ifndef _3D_DISABLED
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "audio_listener_enable_3d"), "set_as_audio_listener_3d", "is_audio_listener_3d");
#endif
ADD_GROUP("Physics", "physics_");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "physics_object_picking"), "set_physics_object_picking", "get_physics_object_picking");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "physics_object_picking_sort"), "set_physics_object_picking_sort", "get_physics_object_picking_sort");
ADD_GROUP("GUI", "gui_");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "gui_disable_input"), "set_disable_input", "is_input_disabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "gui_snap_controls_to_pixels"), "set_snap_controls_to_pixels", "is_snap_controls_to_pixels_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "gui_embed_subwindows"), "set_embedding_subwindows", "is_embedding_subwindows");
ADD_GROUP("SDF", "sdf_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "sdf_oversize", PROPERTY_HINT_ENUM, "100%,120%,150%,200%"), "set_sdf_oversize", "get_sdf_oversize");
ADD_PROPERTY(PropertyInfo(Variant::INT, "sdf_scale", PROPERTY_HINT_ENUM, "100%,50%,25%"), "set_sdf_scale", "get_sdf_scale");
ADD_GROUP("Positional Shadow Atlas", "positional_shadow_atlas_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "positional_shadow_atlas_size"), "set_positional_shadow_atlas_size", "get_positional_shadow_atlas_size");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "positional_shadow_atlas_16_bits"), "set_positional_shadow_atlas_16_bits", "get_positional_shadow_atlas_16_bits");
ADD_PROPERTYI(PropertyInfo(Variant::INT, "positional_shadow_atlas_quad_0", PROPERTY_HINT_ENUM, "Disabled,1 Shadow,4 Shadows,16 Shadows,64 Shadows,256 Shadows,1024 Shadows"), "set_positional_shadow_atlas_quadrant_subdiv", "get_positional_shadow_atlas_quadrant_subdiv", 0);
ADD_PROPERTYI(PropertyInfo(Variant::INT, "positional_shadow_atlas_quad_1", PROPERTY_HINT_ENUM, "Disabled,1 Shadow,4 Shadows,16 Shadows,64 Shadows,256 Shadows,1024 Shadows"), "set_positional_shadow_atlas_quadrant_subdiv", "get_positional_shadow_atlas_quadrant_subdiv", 1);
ADD_PROPERTYI(PropertyInfo(Variant::INT, "positional_shadow_atlas_quad_2", PROPERTY_HINT_ENUM, "Disabled,1 Shadow,4 Shadows,16 Shadows,64 Shadows,256 Shadows,1024 Shadows"), "set_positional_shadow_atlas_quadrant_subdiv", "get_positional_shadow_atlas_quadrant_subdiv", 2);
ADD_PROPERTYI(PropertyInfo(Variant::INT, "positional_shadow_atlas_quad_3", PROPERTY_HINT_ENUM, "Disabled,1 Shadow,4 Shadows,16 Shadows,64 Shadows,256 Shadows,1024 Shadows"), "set_positional_shadow_atlas_quadrant_subdiv", "get_positional_shadow_atlas_quadrant_subdiv", 3);
ADD_PROPERTY(PropertyInfo(Variant::TRANSFORM2D, "canvas_transform", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NONE), "set_canvas_transform", "get_canvas_transform");
ADD_PROPERTY(PropertyInfo(Variant::TRANSFORM2D, "global_canvas_transform", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NONE), "set_global_canvas_transform", "get_global_canvas_transform");
ADD_PROPERTY(PropertyInfo(Variant::INT, "canvas_cull_mask", PROPERTY_HINT_LAYERS_2D_RENDER), "set_canvas_cull_mask", "get_canvas_cull_mask");
ADD_SIGNAL(MethodInfo("size_changed"));
ADD_SIGNAL(MethodInfo("gui_focus_changed", PropertyInfo(Variant::OBJECT, "node", PROPERTY_HINT_RESOURCE_TYPE, "Control")));
BIND_ENUM_CONSTANT(SHADOW_ATLAS_QUADRANT_SUBDIV_DISABLED);
BIND_ENUM_CONSTANT(SHADOW_ATLAS_QUADRANT_SUBDIV_1);
BIND_ENUM_CONSTANT(SHADOW_ATLAS_QUADRANT_SUBDIV_4);
BIND_ENUM_CONSTANT(SHADOW_ATLAS_QUADRANT_SUBDIV_16);
BIND_ENUM_CONSTANT(SHADOW_ATLAS_QUADRANT_SUBDIV_64);
BIND_ENUM_CONSTANT(SHADOW_ATLAS_QUADRANT_SUBDIV_256);
BIND_ENUM_CONSTANT(SHADOW_ATLAS_QUADRANT_SUBDIV_1024);
BIND_ENUM_CONSTANT(SHADOW_ATLAS_QUADRANT_SUBDIV_MAX);
BIND_ENUM_CONSTANT(SCALING_3D_MODE_BILINEAR);
BIND_ENUM_CONSTANT(SCALING_3D_MODE_FSR);
BIND_ENUM_CONSTANT(SCALING_3D_MODE_FSR2);
BIND_ENUM_CONSTANT(SCALING_3D_MODE_MAX);
BIND_ENUM_CONSTANT(MSAA_DISABLED);
BIND_ENUM_CONSTANT(MSAA_2X);
BIND_ENUM_CONSTANT(MSAA_4X);
BIND_ENUM_CONSTANT(MSAA_8X);
BIND_ENUM_CONSTANT(MSAA_MAX);
BIND_ENUM_CONSTANT(SCREEN_SPACE_AA_DISABLED);
BIND_ENUM_CONSTANT(SCREEN_SPACE_AA_FXAA);
BIND_ENUM_CONSTANT(SCREEN_SPACE_AA_MAX);
BIND_ENUM_CONSTANT(RENDER_INFO_OBJECTS_IN_FRAME);
BIND_ENUM_CONSTANT(RENDER_INFO_PRIMITIVES_IN_FRAME);
BIND_ENUM_CONSTANT(RENDER_INFO_DRAW_CALLS_IN_FRAME);
BIND_ENUM_CONSTANT(RENDER_INFO_MAX);
BIND_ENUM_CONSTANT(RENDER_INFO_TYPE_VISIBLE);
BIND_ENUM_CONSTANT(RENDER_INFO_TYPE_SHADOW);
BIND_ENUM_CONSTANT(RENDER_INFO_TYPE_MAX);
BIND_ENUM_CONSTANT(DEBUG_DRAW_DISABLED);
BIND_ENUM_CONSTANT(DEBUG_DRAW_UNSHADED);
BIND_ENUM_CONSTANT(DEBUG_DRAW_LIGHTING);
BIND_ENUM_CONSTANT(DEBUG_DRAW_OVERDRAW);
BIND_ENUM_CONSTANT(DEBUG_DRAW_WIREFRAME);
BIND_ENUM_CONSTANT(DEBUG_DRAW_NORMAL_BUFFER);
BIND_ENUM_CONSTANT(DEBUG_DRAW_VOXEL_GI_ALBEDO);
BIND_ENUM_CONSTANT(DEBUG_DRAW_VOXEL_GI_LIGHTING);
BIND_ENUM_CONSTANT(DEBUG_DRAW_VOXEL_GI_EMISSION);
BIND_ENUM_CONSTANT(DEBUG_DRAW_SHADOW_ATLAS);
BIND_ENUM_CONSTANT(DEBUG_DRAW_DIRECTIONAL_SHADOW_ATLAS);
BIND_ENUM_CONSTANT(DEBUG_DRAW_SCENE_LUMINANCE);
BIND_ENUM_CONSTANT(DEBUG_DRAW_SSAO);
BIND_ENUM_CONSTANT(DEBUG_DRAW_SSIL);
BIND_ENUM_CONSTANT(DEBUG_DRAW_PSSM_SPLITS);
BIND_ENUM_CONSTANT(DEBUG_DRAW_DECAL_ATLAS);
BIND_ENUM_CONSTANT(DEBUG_DRAW_SDFGI);
BIND_ENUM_CONSTANT(DEBUG_DRAW_SDFGI_PROBES);
BIND_ENUM_CONSTANT(DEBUG_DRAW_GI_BUFFER);
BIND_ENUM_CONSTANT(DEBUG_DRAW_DISABLE_LOD);
BIND_ENUM_CONSTANT(DEBUG_DRAW_CLUSTER_OMNI_LIGHTS);
BIND_ENUM_CONSTANT(DEBUG_DRAW_CLUSTER_SPOT_LIGHTS);
BIND_ENUM_CONSTANT(DEBUG_DRAW_CLUSTER_DECALS);
BIND_ENUM_CONSTANT(DEBUG_DRAW_CLUSTER_REFLECTION_PROBES);
BIND_ENUM_CONSTANT(DEBUG_DRAW_OCCLUDERS)
BIND_ENUM_CONSTANT(DEBUG_DRAW_MOTION_VECTORS)
BIND_ENUM_CONSTANT(DEBUG_DRAW_INTERNAL_BUFFER);
BIND_ENUM_CONSTANT(DEFAULT_CANVAS_ITEM_TEXTURE_FILTER_NEAREST);
BIND_ENUM_CONSTANT(DEFAULT_CANVAS_ITEM_TEXTURE_FILTER_LINEAR);
BIND_ENUM_CONSTANT(DEFAULT_CANVAS_ITEM_TEXTURE_FILTER_LINEAR_WITH_MIPMAPS);
BIND_ENUM_CONSTANT(DEFAULT_CANVAS_ITEM_TEXTURE_FILTER_NEAREST_WITH_MIPMAPS);
BIND_ENUM_CONSTANT(DEFAULT_CANVAS_ITEM_TEXTURE_FILTER_MAX);
BIND_ENUM_CONSTANT(DEFAULT_CANVAS_ITEM_TEXTURE_REPEAT_DISABLED);
BIND_ENUM_CONSTANT(DEFAULT_CANVAS_ITEM_TEXTURE_REPEAT_ENABLED);
BIND_ENUM_CONSTANT(DEFAULT_CANVAS_ITEM_TEXTURE_REPEAT_MIRROR);
BIND_ENUM_CONSTANT(DEFAULT_CANVAS_ITEM_TEXTURE_REPEAT_MAX);
BIND_ENUM_CONSTANT(SDF_OVERSIZE_100_PERCENT);
BIND_ENUM_CONSTANT(SDF_OVERSIZE_120_PERCENT);
BIND_ENUM_CONSTANT(SDF_OVERSIZE_150_PERCENT);
BIND_ENUM_CONSTANT(SDF_OVERSIZE_200_PERCENT);
BIND_ENUM_CONSTANT(SDF_OVERSIZE_MAX);
BIND_ENUM_CONSTANT(SDF_SCALE_100_PERCENT);
BIND_ENUM_CONSTANT(SDF_SCALE_50_PERCENT);
BIND_ENUM_CONSTANT(SDF_SCALE_25_PERCENT);
BIND_ENUM_CONSTANT(SDF_SCALE_MAX);
BIND_ENUM_CONSTANT(VRS_DISABLED);
BIND_ENUM_CONSTANT(VRS_TEXTURE);
BIND_ENUM_CONSTANT(VRS_XR);
BIND_ENUM_CONSTANT(VRS_MAX);
}
void Viewport::_validate_property(PropertyInfo &p_property) const {
if (vrs_mode != VRS_TEXTURE && (p_property.name == "vrs_texture")) {
p_property.usage = PROPERTY_USAGE_NO_EDITOR;
}
}
Viewport::Viewport() {
world_2d = Ref<World2D>(memnew(World2D));
world_2d->register_viewport(this);
viewport = RenderingServer::get_singleton()->viewport_create();
texture_rid = RenderingServer::get_singleton()->viewport_get_texture(viewport);
default_texture.instantiate();
default_texture->vp = const_cast<Viewport *>(this);
viewport_textures.insert(default_texture.ptr());
default_texture->proxy = RS::get_singleton()->texture_proxy_create(texture_rid);
canvas_layers.insert(nullptr); // This eases picking code (interpreted as the canvas of the Viewport).
set_positional_shadow_atlas_size(positional_shadow_atlas_size);
for (int i = 0; i < 4; i++) {
positional_shadow_atlas_quadrant_subdiv[i] = SHADOW_ATLAS_QUADRANT_SUBDIV_MAX;
}
set_positional_shadow_atlas_quadrant_subdiv(0, SHADOW_ATLAS_QUADRANT_SUBDIV_4);
set_positional_shadow_atlas_quadrant_subdiv(1, SHADOW_ATLAS_QUADRANT_SUBDIV_4);
set_positional_shadow_atlas_quadrant_subdiv(2, SHADOW_ATLAS_QUADRANT_SUBDIV_16);
set_positional_shadow_atlas_quadrant_subdiv(3, SHADOW_ATLAS_QUADRANT_SUBDIV_64);
set_mesh_lod_threshold(mesh_lod_threshold);
String id = itos(get_instance_id());
input_group = "_vp_input" + id;
unhandled_input_group = "_vp_unhandled_input" + id;
shortcut_input_group = "_vp_shortcut_input" + id;
unhandled_key_input_group = "_vp_unhandled_key_input" + id;
// Window tooltip.
gui.tooltip_delay = GLOBAL_DEF(PropertyInfo(Variant::FLOAT, "gui/timers/tooltip_delay_sec", PROPERTY_HINT_RANGE, "0,5,0.01,or_greater"), 0.5);
#ifndef _3D_DISABLED
set_scaling_3d_mode((Viewport::Scaling3DMode)(int)GLOBAL_GET("rendering/scaling_3d/mode"));
set_scaling_3d_scale(GLOBAL_GET("rendering/scaling_3d/scale"));
set_fsr_sharpness((float)GLOBAL_GET("rendering/scaling_3d/fsr_sharpness"));
set_texture_mipmap_bias((float)GLOBAL_GET("rendering/textures/default_filters/texture_mipmap_bias"));
#endif // _3D_DISABLED
set_sdf_oversize(sdf_oversize); // Set to server.
}
Viewport::~Viewport() {
// Erase itself from viewport textures.
for (ViewportTexture *E : viewport_textures) {
E->vp = nullptr;
}
ERR_FAIL_NULL(RenderingServer::get_singleton());
RenderingServer::get_singleton()->free(viewport);
}
/////////////////////////////////
void SubViewport::set_size(const Size2i &p_size) {
ERR_MAIN_THREAD_GUARD;
_internal_set_size(p_size);
}
void SubViewport::set_size_force(const Size2i &p_size) {
ERR_MAIN_THREAD_GUARD;
// Use only for setting the size from the parent SubViewportContainer with enabled stretch mode.
// Don't expose function to scripting.
_internal_set_size(p_size, true);
}
void SubViewport::_internal_set_size(const Size2i &p_size, bool p_force) {
SubViewportContainer *c = Object::cast_to<SubViewportContainer>(get_parent());
if (!p_force && c && c->is_stretch_enabled()) {
#ifdef DEBUG_ENABLED
WARN_PRINT("Can't change the size of a `SubViewport` with a `SubViewportContainer` parent that has `stretch` enabled. Set `SubViewportContainer.stretch` to `false` to allow changing the size manually.");
#endif // DEBUG_ENABLED
return;
}
_set_size(p_size, _get_size_2d_override(), true);
if (c) {
c->update_minimum_size();
}
}
Size2i SubViewport::get_size() const {
ERR_READ_THREAD_GUARD_V(Size2());
return _get_size();
}
void SubViewport::set_size_2d_override(const Size2i &p_size) {
ERR_MAIN_THREAD_GUARD;
_set_size(_get_size(), p_size, true);
}
Size2i SubViewport::get_size_2d_override() const {
ERR_READ_THREAD_GUARD_V(Size2i());
return _get_size_2d_override();
}
void SubViewport::set_size_2d_override_stretch(bool p_enable) {
ERR_MAIN_THREAD_GUARD;
if (p_enable == size_2d_override_stretch) {
return;
}
size_2d_override_stretch = p_enable;
_set_size(_get_size(), _get_size_2d_override(), true);
}
bool SubViewport::is_size_2d_override_stretch_enabled() const {
ERR_READ_THREAD_GUARD_V(false);
return size_2d_override_stretch;
}
void SubViewport::set_update_mode(UpdateMode p_mode) {
ERR_MAIN_THREAD_GUARD;
update_mode = p_mode;
RS::get_singleton()->viewport_set_update_mode(get_viewport_rid(), RS::ViewportUpdateMode(p_mode));
}
SubViewport::UpdateMode SubViewport::get_update_mode() const {
ERR_READ_THREAD_GUARD_V(UPDATE_DISABLED);
return update_mode;
}
void SubViewport::set_clear_mode(ClearMode p_mode) {
ERR_MAIN_THREAD_GUARD;
clear_mode = p_mode;
RS::get_singleton()->viewport_set_clear_mode(get_viewport_rid(), RS::ViewportClearMode(p_mode));
}
SubViewport::ClearMode SubViewport::get_clear_mode() const {
ERR_READ_THREAD_GUARD_V(CLEAR_MODE_ALWAYS);
return clear_mode;
}
DisplayServer::WindowID SubViewport::get_window_id() const {
ERR_READ_THREAD_GUARD_V(DisplayServer::INVALID_WINDOW_ID);
return DisplayServer::INVALID_WINDOW_ID;
}
Transform2D SubViewport::get_screen_transform_internal(bool p_absolute_position) const {
ERR_READ_THREAD_GUARD_V(Transform2D());
Transform2D container_transform;
SubViewportContainer *c = Object::cast_to<SubViewportContainer>(get_parent());
if (c) {
if (c->is_stretch_enabled()) {
container_transform.scale(Vector2(c->get_stretch_shrink(), c->get_stretch_shrink()));
}
container_transform = c->get_viewport()->get_screen_transform_internal(p_absolute_position) * c->get_global_transform_with_canvas() * container_transform;
} else {
WARN_PRINT_ONCE("SubViewport is not a child of a SubViewportContainer. get_screen_transform doesn't return the actual screen position.");
}
return container_transform * get_final_transform();
}
Transform2D SubViewport::get_popup_base_transform() const {
ERR_READ_THREAD_GUARD_V(Transform2D());
if (is_embedding_subwindows()) {
return Transform2D();
}
SubViewportContainer *c = Object::cast_to<SubViewportContainer>(get_parent());
if (!c) {
return get_final_transform();
}
Transform2D container_transform;
if (c->is_stretch_enabled()) {
container_transform.scale(Vector2(c->get_stretch_shrink(), c->get_stretch_shrink()));
}
return c->get_screen_transform() * container_transform * get_final_transform();
}
bool SubViewport::is_directly_attached_to_screen() const {
// SubViewports, that are used as Textures are not considered to be directly attached to screen.
return Object::cast_to<SubViewportContainer>(get_parent()) && get_parent()->get_viewport() && get_parent()->get_viewport()->is_directly_attached_to_screen();
}
bool SubViewport::is_attached_in_viewport() const {
return Object::cast_to<SubViewportContainer>(get_parent());
}
void SubViewport::_notification(int p_what) {
ERR_MAIN_THREAD_GUARD;
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
RS::get_singleton()->viewport_set_active(get_viewport_rid(), true);
SubViewportContainer *parent_svc = Object::cast_to<SubViewportContainer>(get_parent());
if (parent_svc) {
parent_svc->recalc_force_viewport_sizes();
}
} break;
case NOTIFICATION_EXIT_TREE: {
RS::get_singleton()->viewport_set_active(get_viewport_rid(), false);
} break;
}
}
void SubViewport::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_size", "size"), &SubViewport::set_size);
ClassDB::bind_method(D_METHOD("get_size"), &SubViewport::get_size);
ClassDB::bind_method(D_METHOD("set_size_2d_override", "size"), &SubViewport::set_size_2d_override);
ClassDB::bind_method(D_METHOD("get_size_2d_override"), &SubViewport::get_size_2d_override);
ClassDB::bind_method(D_METHOD("set_size_2d_override_stretch", "enable"), &SubViewport::set_size_2d_override_stretch);
ClassDB::bind_method(D_METHOD("is_size_2d_override_stretch_enabled"), &SubViewport::is_size_2d_override_stretch_enabled);
ClassDB::bind_method(D_METHOD("set_update_mode", "mode"), &SubViewport::set_update_mode);
ClassDB::bind_method(D_METHOD("get_update_mode"), &SubViewport::get_update_mode);
ClassDB::bind_method(D_METHOD("set_clear_mode", "mode"), &SubViewport::set_clear_mode);
ClassDB::bind_method(D_METHOD("get_clear_mode"), &SubViewport::get_clear_mode);
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2I, "size", PROPERTY_HINT_NONE, "suffix:px"), "set_size", "get_size");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR2I, "size_2d_override", PROPERTY_HINT_NONE, "suffix:px"), "set_size_2d_override", "get_size_2d_override");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "size_2d_override_stretch"), "set_size_2d_override_stretch", "is_size_2d_override_stretch_enabled");
ADD_GROUP("Render Target", "render_target_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "render_target_clear_mode", PROPERTY_HINT_ENUM, "Always,Never,Next Frame"), "set_clear_mode", "get_clear_mode");
ADD_PROPERTY(PropertyInfo(Variant::INT, "render_target_update_mode", PROPERTY_HINT_ENUM, "Disabled,Once,When Visible,When Parent Visible,Always"), "set_update_mode", "get_update_mode");
BIND_ENUM_CONSTANT(CLEAR_MODE_ALWAYS);
BIND_ENUM_CONSTANT(CLEAR_MODE_NEVER);
BIND_ENUM_CONSTANT(CLEAR_MODE_ONCE);
BIND_ENUM_CONSTANT(UPDATE_DISABLED);
BIND_ENUM_CONSTANT(UPDATE_ONCE);
BIND_ENUM_CONSTANT(UPDATE_WHEN_VISIBLE);
BIND_ENUM_CONSTANT(UPDATE_WHEN_PARENT_VISIBLE);
BIND_ENUM_CONSTANT(UPDATE_ALWAYS);
}
void SubViewport::_validate_property(PropertyInfo &p_property) const {
if (p_property.name == "size") {
SubViewportContainer *parent_svc = Object::cast_to<SubViewportContainer>(get_parent());
if (parent_svc && parent_svc->is_stretch_enabled()) {
p_property.usage = PROPERTY_USAGE_DEFAULT | PROPERTY_USAGE_READ_ONLY;
} else {
p_property.usage = PROPERTY_USAGE_DEFAULT;
}
}
}
SubViewport::SubViewport() {
RS::get_singleton()->viewport_set_size(get_viewport_rid(), get_size().width, get_size().height);
}
SubViewport::~SubViewport() {}