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viewport.cpp
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viewport.cpp
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/*************************************************************************/
/* viewport.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "viewport.h"
#include "core/os/input.h"
#include "core/os/os.h"
#include "core/project_settings.h"
#include "scene/2d/collision_object_2d.h"
#include "scene/3d/camera.h"
#include "scene/3d/collision_object.h"
#include "scene/3d/listener.h"
#include "scene/3d/spatial.h"
#include "scene/3d/world_environment.h"
#include "scene/gui/control.h"
#include "scene/gui/label.h"
#include "scene/gui/menu_button.h"
#include "scene/gui/panel.h"
#include "scene/gui/panel_container.h"
#include "scene/gui/popup_menu.h"
#include "scene/main/canvas_layer.h"
#include "scene/main/timer.h"
#include "scene/resources/mesh.h"
#include "scene/scene_string_names.h"
#include "servers/physics_2d_server.h"
void ViewportTexture::setup_local_to_scene() {
if (vp) {
vp->viewport_textures.erase(this);
}
vp = NULL;
Node *local_scene = get_local_scene();
if (!local_scene) {
return;
}
Node *vpn = local_scene->get_node(path);
ERR_FAIL_COND_MSG(!vpn, "ViewportTexture: Path to node is invalid.");
vp = Object::cast_to<Viewport>(vpn);
ERR_FAIL_COND_MSG(!vp, "ViewportTexture: Path to node does not point to a viewport.");
vp->viewport_textures.insert(this);
VS::get_singleton()->texture_set_proxy(proxy, vp->texture_rid);
vp->texture_flags = flags;
VS::get_singleton()->texture_set_flags(vp->texture_rid, flags);
}
void ViewportTexture::set_viewport_path_in_scene(const NodePath &p_path) {
if (path == p_path)
return;
path = p_path;
if (get_local_scene()) {
setup_local_to_scene();
}
}
NodePath ViewportTexture::get_viewport_path_in_scene() const {
return path;
}
int ViewportTexture::get_width() const {
ERR_FAIL_COND_V_MSG(!vp, 0, "Viewport Texture must be set to use it.");
return vp->size.width;
}
int ViewportTexture::get_height() const {
ERR_FAIL_COND_V_MSG(!vp, 0, "Viewport Texture must be set to use it.");
return vp->size.height;
}
Size2 ViewportTexture::get_size() const {
ERR_FAIL_COND_V_MSG(!vp, Size2(), "Viewport Texture must be set to use it.");
return vp->size;
}
RID ViewportTexture::get_rid() const {
//ERR_FAIL_COND_V_MSG(!vp, RID(), "Viewport Texture must be set to use it.");
return proxy;
}
bool ViewportTexture::has_alpha() const {
return false;
}
Ref<Image> ViewportTexture::get_data() const {
ERR_FAIL_COND_V_MSG(!vp, Ref<Image>(), "Viewport Texture must be set to use it.");
return VS::get_singleton()->texture_get_data(vp->texture_rid);
}
void ViewportTexture::set_flags(uint32_t p_flags) {
flags = p_flags;
if (!vp)
return;
vp->texture_flags = flags;
VS::get_singleton()->texture_set_flags(vp->texture_rid, flags);
}
uint32_t ViewportTexture::get_flags() const {
return flags;
}
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() {
vp = NULL;
flags = 0;
set_local_to_scene(true);
proxy = VS::get_singleton()->texture_create();
}
ViewportTexture::~ViewportTexture() {
if (vp) {
vp->viewport_textures.erase(this);
}
VS::get_singleton()->free(proxy);
}
/////////////////////////////////////
class TooltipPanel : public PanelContainer {
GDCLASS(TooltipPanel, PanelContainer);
public:
TooltipPanel(){};
};
class TooltipLabel : public Label {
GDCLASS(TooltipLabel, Label);
public:
TooltipLabel(){};
};
Viewport::GUI::GUI() {
dragging = false;
mouse_focus = NULL;
mouse_click_grabber = NULL;
mouse_focus_mask = 0;
key_focus = NULL;
mouse_over = NULL;
tooltip = NULL;
tooltip_popup = NULL;
tooltip_label = NULL;
subwindow_visibility_dirty = false;
subwindow_order_dirty = false;
}
/////////////////////////////////////
void Viewport::_update_stretch_transform() {
if (size_override_stretch && size_override) {
stretch_transform = Transform2D();
Size2 scale = size / (size_override_size + size_override_margin * 2);
stretch_transform.scale(scale);
stretch_transform.elements[2] = size_override_margin * scale;
} else {
stretch_transform = Transform2D();
}
_update_global_transform();
}
void Viewport::update_worlds() {
if (!is_inside_tree())
return;
Rect2 abstracted_rect = Rect2(Vector2(), get_visible_rect().size);
Rect2 xformed_rect = (global_canvas_transform * canvas_transform).affine_inverse().xform(abstracted_rect);
find_world_2d()->_update_viewport(this, xformed_rect);
find_world_2d()->_update();
find_world()->_update(get_tree()->get_frame());
}
void Viewport::_collision_object_input_event(CollisionObject *p_object, Camera *p_camera, const Ref<InputEvent> &p_input_event, const Vector3 &p_pos, const Vector3 &p_normal, int p_shape) {
Transform object_transform = p_object->get_global_transform();
Transform 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(camera, 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;
}
void Viewport::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
if (get_parent()) {
parent = get_parent()->get_viewport();
VisualServer::get_singleton()->viewport_set_parent_viewport(viewport, parent->get_viewport_rid());
} else {
parent = NULL;
}
current_canvas = find_world_2d()->get_canvas();
VisualServer::get_singleton()->viewport_set_scenario(viewport, find_world()->get_scenario());
VisualServer::get_singleton()->viewport_attach_canvas(viewport, current_canvas);
_update_listener();
_update_listener_2d();
find_world_2d()->_register_viewport(this, Rect2());
add_to_group("_viewports");
if (get_tree()->is_debugging_collisions_hint()) {
//2D
Physics2DServer::get_singleton()->space_set_debug_contacts(find_world_2d()->get_space(), get_tree()->get_collision_debug_contact_count());
contact_2d_debug = VisualServer::get_singleton()->canvas_item_create();
VisualServer::get_singleton()->canvas_item_set_parent(contact_2d_debug, find_world_2d()->get_canvas());
//3D
PhysicsServer::get_singleton()->space_set_debug_contacts(find_world()->get_space(), get_tree()->get_collision_debug_contact_count());
contact_3d_debug_multimesh = VisualServer::get_singleton()->multimesh_create();
VisualServer::get_singleton()->multimesh_allocate(contact_3d_debug_multimesh, get_tree()->get_collision_debug_contact_count(), VS::MULTIMESH_TRANSFORM_3D, VS::MULTIMESH_COLOR_8BIT);
VisualServer::get_singleton()->multimesh_set_visible_instances(contact_3d_debug_multimesh, 0);
VisualServer::get_singleton()->multimesh_set_mesh(contact_3d_debug_multimesh, get_tree()->get_debug_contact_mesh()->get_rid());
contact_3d_debug_instance = VisualServer::get_singleton()->instance_create();
VisualServer::get_singleton()->instance_set_base(contact_3d_debug_instance, contact_3d_debug_multimesh);
VisualServer::get_singleton()->instance_set_scenario(contact_3d_debug_instance, find_world()->get_scenario());
//VisualServer::get_singleton()->instance_geometry_set_flag(contact_3d_debug_instance, VS::INSTANCE_FLAG_VISIBLE_IN_ALL_ROOMS, true);
}
VS::get_singleton()->viewport_set_active(viewport, true);
} break;
case NOTIFICATION_READY: {
#ifndef _3D_DISABLED
if (listeners.size() && !listener) {
Listener *first = NULL;
for (Set<Listener *>::Element *E = listeners.front(); E; E = E->next()) {
if (first == NULL || first->is_greater_than(E->get())) {
first = E->get();
}
}
if (first)
first->make_current();
}
if (cameras.size() && !camera) {
//there are cameras but no current camera, pick first in tree and make it current
Camera *first = NULL;
for (Set<Camera *>::Element *E = cameras.front(); E; E = E->next()) {
if (first == NULL || first->is_greater_than(E->get())) {
first = E->get();
}
}
if (first)
first->make_current();
}
#endif
// Enable processing for tooltips, collision debugging, physics object picking, etc.
set_process_internal(true);
set_physics_process_internal(true);
} break;
case NOTIFICATION_EXIT_TREE: {
_gui_cancel_tooltip();
if (world_2d.is_valid())
world_2d->_remove_viewport(this);
VisualServer::get_singleton()->viewport_set_scenario(viewport, RID());
// SpatialSoundServer::get_singleton()->listener_set_space(internal_listener, RID());
VisualServer::get_singleton()->viewport_remove_canvas(viewport, current_canvas);
if (contact_2d_debug.is_valid()) {
VisualServer::get_singleton()->free(contact_2d_debug);
contact_2d_debug = RID();
}
if (contact_3d_debug_multimesh.is_valid()) {
VisualServer::get_singleton()->free(contact_3d_debug_multimesh);
VisualServer::get_singleton()->free(contact_3d_debug_instance);
contact_3d_debug_instance = RID();
contact_3d_debug_multimesh = RID();
}
remove_from_group("_viewports");
VS::get_singleton()->viewport_set_active(viewport, false);
} break;
case NOTIFICATION_INTERNAL_PROCESS: {
if (gui.tooltip_timer >= 0) {
gui.tooltip_timer -= get_process_delta_time();
if (gui.tooltip_timer < 0) {
_gui_show_tooltip();
}
}
} break;
case NOTIFICATION_INTERNAL_PHYSICS_PROCESS: {
if (get_tree()->is_debugging_collisions_hint() && contact_2d_debug.is_valid()) {
VisualServer::get_singleton()->canvas_item_clear(contact_2d_debug);
VisualServer::get_singleton()->canvas_item_set_draw_index(contact_2d_debug, 0xFFFFF); //very high index
Vector<Vector2> points = Physics2DServer::get_singleton()->space_get_contacts(find_world_2d()->get_space());
int point_count = Physics2DServer::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++) {
VisualServer::get_singleton()->canvas_item_add_rect(contact_2d_debug, Rect2(points[i] - Vector2(2, 2), Vector2(5, 5)), ccol);
}
}
if (get_tree()->is_debugging_collisions_hint() && contact_3d_debug_multimesh.is_valid()) {
Vector<Vector3> points = PhysicsServer::get_singleton()->space_get_contacts(find_world()->get_space());
int point_count = PhysicsServer::get_singleton()->space_get_contact_count(find_world()->get_space());
VS::get_singleton()->multimesh_set_visible_instances(contact_3d_debug_multimesh, point_count);
}
if (physics_object_picking && (to_screen_rect == Rect2() || Input::get_singleton()->get_mouse_mode() != Input::MOUSE_MODE_CAPTURED)) {
#ifndef _3D_DISABLED
Vector2 last_pos(1e20, 1e20);
CollisionObject *last_object = NULL;
ObjectID last_id = 0;
#endif
PhysicsDirectSpaceState::RayResult result;
Physics2DDirectSpaceState *ss2d = Physics2DServer::get_singleton()->space_get_direct_state(find_world_2d()->get_space());
if (physics_has_last_mousepos) {
// if no mouse event exists, create a motion one. 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
bool has_mouse_event = false;
for (List<Ref<InputEvent> >::Element *E = physics_picking_events.front(); E; E = E->next()) {
Ref<InputEventMouse> m = E->get();
if (m.is_valid()) {
has_mouse_event = true;
break;
}
}
if (!has_mouse_event) {
Ref<InputEventMouseMotion> mm;
mm.instance();
mm->set_device(InputEvent::DEVICE_ID_INTERNAL);
mm->set_global_position(physics_last_mousepos);
mm->set_position(physics_last_mousepos);
mm->set_alt(physics_last_mouse_state.alt);
mm->set_shift(physics_last_mouse_state.shift);
mm->set_control(physics_last_mouse_state.control);
mm->set_metakey(physics_last_mouse_state.meta);
mm->set_button_mask(physics_last_mouse_state.mouse_mask);
physics_picking_events.push_back(mm);
}
}
while (physics_picking_events.size()) {
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;
physics_has_last_mousepos = true;
physics_last_mousepos = pos;
physics_last_mouse_state.alt = mm->get_alt();
physics_last_mouse_state.shift = mm->get_shift();
physics_last_mouse_state.control = mm->get_control();
physics_last_mouse_state.meta = mm->get_metakey();
physics_last_mouse_state.mouse_mask = mm->get_button_mask();
}
Ref<InputEventMouseButton> mb = ev;
if (mb.is_valid()) {
pos = mb->get_position();
is_mouse = true;
physics_has_last_mousepos = true;
physics_last_mousepos = pos;
physics_last_mouse_state.alt = mb->get_alt();
physics_last_mouse_state.shift = mb->get_shift();
physics_last_mouse_state.control = mb->get_control();
physics_last_mouse_state.meta = mb->get_metakey();
if (mb->is_pressed()) {
physics_last_mouse_state.mouse_mask |= (1 << (mb->get_button_index() - 1));
} else {
physics_last_mouse_state.mouse_mask &= ~(1 << (mb->get_button_index() - 1));
// If touch mouse raised, assume we don't know last mouse pos until new events come
if (mb->get_device() == InputEvent::DEVICE_ID_TOUCH_MOUSE) {
physics_has_last_mousepos = false;
}
}
}
Ref<InputEventKey> k = ev;
if (k.is_valid()) {
//only for mask
physics_last_mouse_state.alt = k->get_alt();
physics_last_mouse_state.shift = k->get_shift();
physics_last_mouse_state.control = k->get_control();
physics_last_mouse_state.meta = k->get_metakey();
continue;
}
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();
Physics2DDirectSpaceState::ShapeResult res[64];
for (Set<CanvasLayer *>::Element *E = canvas_layers.front(); E; E = E->next()) {
Transform2D canvas_transform;
ObjectID canvas_layer_id;
if (E->get()) {
// A descendant CanvasLayer
canvas_transform = E->get()->get_transform();
canvas_layer_id = E->get()->get_instance_id();
} else {
// This Viewport's builtin canvas
canvas_transform = get_canvas_transform();
canvas_layer_id = 0;
}
Vector2 point = canvas_transform.affine_inverse().xform(pos);
int rc = ss2d->intersect_point_on_canvas(point, canvas_layer_id, res, 64, Set<RID>(), 0xFFFFFFFF, true, true, true);
for (int i = 0; i < rc; i++) {
if (res[i].collider_id && res[i].collider) {
CollisionObject2D *co = Object::cast_to<CollisionObject2D>(res[i].collider);
if (co) {
bool send_event = true;
if (is_mouse) {
Map<ObjectID, uint64_t>::Element *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->get() = 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;
}
}
}
if (send_event) {
co->_input_event(this, ev, res[i].shape);
}
}
}
}
}
if (is_mouse) {
List<Map<ObjectID, uint64_t>::Element *> to_erase;
for (Map<ObjectID, uint64_t>::Element *E = physics_2d_mouseover.front(); E; E = E->next()) {
if (E->get() != frame) {
Object *o = ObjectDB::get_instance(E->key());
if (o) {
CollisionObject2D *co = Object::cast_to<CollisionObject2D>(o);
if (co) {
co->_mouse_exit();
}
}
to_erase.push_back(E);
}
}
while (to_erase.size()) {
physics_2d_mouseover.erase(to_erase.front()->get());
to_erase.pop_front();
}
}
}
#ifndef _3D_DISABLED
bool captured = false;
if (physics_object_capture != 0) {
CollisionObject *co = Object::cast_to<CollisionObject>(ObjectDB::get_instance(physics_object_capture));
if (co && camera) {
_collision_object_input_event(co, camera, ev, Vector3(), Vector3(), 0);
captured = true;
if (mb.is_valid() && mb->get_button_index() == 1 && !mb->is_pressed()) {
physics_object_capture = 0;
}
} else {
physics_object_capture = 0;
}
}
if (captured) {
//none
} else if (pos == last_pos) {
if (last_id) {
if (ObjectDB::get_instance(last_id) && last_object) {
//good, exists
_collision_object_input_event(last_object, camera, ev, result.position, result.normal, result.shape);
if (last_object->get_capture_input_on_drag() && mb.is_valid() && mb->get_button_index() == 1 && mb->is_pressed()) {
physics_object_capture = last_id;
}
}
}
} else {
if (camera) {
Vector3 from = camera->project_ray_origin(pos);
Vector3 dir = camera->project_ray_normal(pos);
PhysicsDirectSpaceState *space = PhysicsServer::get_singleton()->space_get_direct_state(find_world()->get_space());
if (space) {
bool col = space->intersect_ray(from, from + dir * 10000, result, Set<RID>(), 0xFFFFFFFF, true, true, true);
ObjectID new_collider = 0;
if (col) {
CollisionObject *co = Object::cast_to<CollisionObject>(result.collider);
if (co) {
_collision_object_input_event(co, camera, ev, result.position, result.normal, result.shape);
last_object = co;
last_id = result.collider_id;
new_collider = last_id;
if (co->get_capture_input_on_drag() && mb.is_valid() && mb->get_button_index() == 1 && mb->is_pressed()) {
physics_object_capture = last_id;
}
}
}
if (is_mouse && new_collider != physics_object_over) {
if (physics_object_over) {
CollisionObject *co = Object::cast_to<CollisionObject>(ObjectDB::get_instance(physics_object_over));
if (co) {
co->_mouse_exit();
}
}
if (new_collider) {
CollisionObject *co = Object::cast_to<CollisionObject>(ObjectDB::get_instance(new_collider));
if (co) {
co->_mouse_enter();
}
}
physics_object_over = new_collider;
}
}
last_pos = pos;
}
}
#endif
}
}
} break;
case SceneTree::NOTIFICATION_WM_MOUSE_EXIT:
case SceneTree::NOTIFICATION_WM_FOCUS_OUT: {
_drop_physics_mouseover();
if (gui.mouse_focus) {
//if mouse is being pressed, send a release event
_drop_mouse_focus();
}
} break;
}
}
RID Viewport::get_viewport_rid() const {
return viewport;
}
void Viewport::set_use_arvr(bool p_use_arvr) {
arvr = p_use_arvr;
VS::get_singleton()->viewport_set_use_arvr(viewport, arvr);
}
bool Viewport::use_arvr() {
return arvr;
}
void Viewport::update_canvas_items() {
if (!is_inside_tree())
return;
_update_canvas_items(this);
}
void Viewport::set_size(const Size2 &p_size) {
if (size == p_size.floor())
return;
size = p_size.floor();
VS::get_singleton()->viewport_set_size(viewport, size.width, size.height);
_update_stretch_transform();
emit_signal("size_changed");
}
Rect2 Viewport::get_visible_rect() const {
Rect2 r;
if (size == Size2()) {
r = Rect2(Point2(), OS::get_singleton()->get_window_size());
} else {
r = Rect2(Point2(), size);
}
if (size_override) {
r.size = size_override_size;
}
return r;
}
Size2 Viewport::get_size() const {
return size;
}
void Viewport::_update_listener() {
/*
if (is_inside_tree() && audio_listener && (camera || listener) && (!get_parent() || (Object::cast_to<Control>(get_parent()) && Object::cast_to<Control>(get_parent())->is_visible_in_tree()))) {
SpatialSoundServer::get_singleton()->listener_set_space(internal_listener, find_world()->get_sound_space());
} else {
SpatialSoundServer::get_singleton()->listener_set_space(internal_listener, RID());
}
*/
}
void Viewport::_update_listener_2d() {
/*
if (is_inside_tree() && audio_listener && (!get_parent() || (Object::cast_to<Control>(get_parent()) && Object::cast_to<Control>(get_parent())->is_visible_in_tree())))
SpatialSound2DServer::get_singleton()->listener_set_space(internal_listener_2d, find_world_2d()->get_sound_space());
else
SpatialSound2DServer::get_singleton()->listener_set_space(internal_listener_2d, RID());
*/
}
void Viewport::set_as_audio_listener(bool p_enable) {
if (p_enable == audio_listener)
return;
audio_listener = p_enable;
_update_listener();
}
bool Viewport::is_audio_listener() const {
return audio_listener;
}
void Viewport::set_as_audio_listener_2d(bool p_enable) {
if (p_enable == audio_listener_2d)
return;
audio_listener_2d = p_enable;
_update_listener_2d();
}
bool Viewport::is_audio_listener_2d() const {
return audio_listener_2d;
}
void Viewport::enable_canvas_transform_override(bool p_enable) {
if (override_canvas_transform == p_enable) {
return;
}
override_canvas_transform = p_enable;
if (p_enable) {
VisualServer::get_singleton()->viewport_set_canvas_transform(viewport, find_world_2d()->get_canvas(), canvas_transform_override);
} else {
VisualServer::get_singleton()->viewport_set_canvas_transform(viewport, find_world_2d()->get_canvas(), canvas_transform);
}
}
bool Viewport::is_canvas_transform_override_enbled() const {
return override_canvas_transform;
}
void Viewport::set_canvas_transform_override(const Transform2D &p_transform) {
if (canvas_transform_override == p_transform) {
return;
}
canvas_transform_override = p_transform;
if (override_canvas_transform) {
VisualServer::get_singleton()->viewport_set_canvas_transform(viewport, find_world_2d()->get_canvas(), canvas_transform_override);
}
}
Transform2D Viewport::get_canvas_transform_override() const {
return canvas_transform_override;
}
void Viewport::set_canvas_transform(const Transform2D &p_transform) {
canvas_transform = p_transform;
if (!override_canvas_transform) {
VisualServer::get_singleton()->viewport_set_canvas_transform(viewport, find_world_2d()->get_canvas(), canvas_transform);
}
}
Transform2D Viewport::get_canvas_transform() const {
return canvas_transform;
}
void Viewport::_update_global_transform() {
Transform2D sxform = stretch_transform * global_canvas_transform;
VisualServer::get_singleton()->viewport_set_global_canvas_transform(viewport, sxform);
}
void Viewport::set_global_canvas_transform(const Transform2D &p_transform) {
global_canvas_transform = p_transform;
_update_global_transform();
}
Transform2D Viewport::get_global_canvas_transform() const {
return global_canvas_transform;
}
void Viewport::_listener_transform_changed_notify() {
#ifndef _3D_DISABLED
//if (listener)
// SpatialSoundServer::get_singleton()->listener_set_transform(internal_listener, listener->get_listener_transform());
#endif
}
void Viewport::_listener_set(Listener *p_listener) {
#ifndef _3D_DISABLED
if (listener == p_listener)
return;
listener = p_listener;
_update_listener();
_listener_transform_changed_notify();
#endif
}
bool Viewport::_listener_add(Listener *p_listener) {
listeners.insert(p_listener);
return listeners.size() == 1;
}
void Viewport::_listener_remove(Listener *p_listener) {
listeners.erase(p_listener);
if (listener == p_listener) {
listener = NULL;
}
}
#ifndef _3D_DISABLED
void Viewport::_listener_make_next_current(Listener *p_exclude) {
if (listeners.size() > 0) {
for (Set<Listener *>::Element *E = listeners.front(); E; E = E->next()) {
if (p_exclude == E->get())
continue;
if (!E->get()->is_inside_tree())
continue;
if (listener != NULL)
return;
E->get()->make_current();
}
} else {
// Attempt to reset listener to the camera position
if (camera != NULL) {
_update_listener();
_camera_transform_changed_notify();
}
}
}
#endif
void Viewport::_camera_transform_changed_notify() {
#ifndef _3D_DISABLED
// If there is an active listener in the scene, it takes priority over the camera
// if (camera && !listener)
// SpatialSoundServer::get_singleton()->listener_set_transform(internal_listener, camera->get_camera_transform());
#endif
}
void Viewport::_camera_set(Camera *p_camera) {
#ifndef _3D_DISABLED
if (camera == p_camera)
return;
if (camera) {
camera->notification(Camera::NOTIFICATION_LOST_CURRENT);
}
camera = p_camera;
if (!camera_override) {
if (camera)
VisualServer::get_singleton()->viewport_attach_camera(viewport, camera->get_camera());
else
VisualServer::get_singleton()->viewport_attach_camera(viewport, RID());
}
if (camera) {
camera->notification(Camera::NOTIFICATION_BECAME_CURRENT);
}
_update_listener();
_camera_transform_changed_notify();
#endif
}
bool Viewport::_camera_add(Camera *p_camera) {
cameras.insert(p_camera);
return cameras.size() == 1;
}
void Viewport::_camera_remove(Camera *p_camera) {
cameras.erase(p_camera);
if (camera == p_camera) {
camera->notification(Camera::NOTIFICATION_LOST_CURRENT);
camera = NULL;
}
}
#ifndef _3D_DISABLED
void Viewport::_camera_make_next_current(Camera *p_exclude) {
for (Set<Camera *>::Element *E = cameras.front(); E; E = E->next()) {
if (p_exclude == E->get())
continue;
if (!E->get()->is_inside_tree())
continue;
if (camera != NULL)
return;
E->get()->make_current();
}
}
#endif
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) {
transparent_bg = p_enable;
VS::get_singleton()->viewport_set_transparent_background(viewport, p_enable);
}
bool Viewport::has_transparent_background() const {
return transparent_bg;
}
void Viewport::set_world_2d(const Ref<World2D> &p_world_2d) {
if (world_2d == p_world_2d)
return;