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godot/scene/main/viewport.cpp
Rémi Verschelde d4993b74fc Add missing argument names in GDScript bindings 
All classes were reviewed apart from VisualServer for which no argument name is documented at all.
While doing this review, I found quite a few bugs that were fixed either in earlier commits or this one (mostly documentation bugs though, i.e. some arguments were listed at the wrong place).
2015-12-28 02:13:05 +01:00

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/*************************************************************************/
/* viewport.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* http://www.godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2015 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 "os/os.h"
#include "scene/3d/spatial.h"
#include "os/input.h"
#include "servers/physics_2d_server.h"
//#include "scene/3d/camera.h"
#include "servers/spatial_sound_server.h"
#include "servers/spatial_sound_2d_server.h"
#include "scene/gui/control.h"
#include "scene/3d/camera.h"
#include "scene/resources/mesh.h"
#include "scene/3d/spatial_indexer.h"
#include "scene/3d/collision_object.h"
#include "scene/2d/collision_object_2d.h"
int RenderTargetTexture::get_width() const {
ERR_FAIL_COND_V(!vp,0);
return vp->rect.size.width;
}
int RenderTargetTexture::get_height() const{
ERR_FAIL_COND_V(!vp,0);
return vp->rect.size.height;
}
Size2 RenderTargetTexture::get_size() const{
ERR_FAIL_COND_V(!vp,Size2());
return vp->rect.size;
}
RID RenderTargetTexture::get_rid() const{
ERR_FAIL_COND_V(!vp,RID());
return vp->render_target_texture_rid;
}
bool RenderTargetTexture::has_alpha() const{
return false;
}
void RenderTargetTexture::set_flags(uint32_t p_flags){
ERR_FAIL_COND(!vp);
if (p_flags&FLAG_FILTER)
flags=FLAG_FILTER;
else
flags=0;
VS::get_singleton()->texture_set_flags(vp->render_target_texture_rid,flags);
}
uint32_t RenderTargetTexture::get_flags() const{
return flags;
}
RenderTargetTexture::RenderTargetTexture(Viewport *p_vp){
vp=p_vp;
flags=0;
}
void Viewport::_update_stretch_transform() {
if (size_override_stretch && size_override) {
//print_line("sive override size "+size_override_size);
//print_line("rect size "+rect.size);
stretch_transform=Matrix32();
Size2 scale = rect.size/(size_override_size+size_override_margin*2);
stretch_transform.scale(scale);
stretch_transform.elements[2]=size_override_margin*scale;
} else {
stretch_transform=Matrix32();
}
_update_global_transform();
}
void Viewport::_update_rect() {
if (!is_inside_tree())
return;
Node *parent = get_parent();
if (!render_target && parent && parent->cast_to<Control>()) {
Control *c = parent->cast_to<Control>();
rect.pos=Point2();
rect.size=c->get_size();
}
VisualServer::ViewportRect vr;
vr.x=rect.pos.x;
vr.y=rect.pos.y;
if (render_target) {
vr.x=0;
vr.y=0;
}
vr.width=rect.size.width;
vr.height=rect.size.height;
VisualServer::get_singleton()->viewport_set_rect(viewport,vr);
last_vp_rect=rect;
if (canvas_item.is_valid()) {
VisualServer::get_singleton()->canvas_item_set_custom_rect(canvas_item,true,rect);
}
emit_signal("size_changed");
render_target_texture->emit_changed();
}
void Viewport::_parent_resized() {
_update_rect();
}
void Viewport::_parent_draw() {
}
void Viewport::_parent_visibility_changed() {
Node *parent = get_parent();
if (parent && parent->cast_to<Control>()) {
Control *c = parent->cast_to<Control>();
VisualServer::get_singleton()->canvas_item_set_visible(canvas_item,c->is_visible());
_update_listener();
_update_listener_2d();
}
}
void Viewport::_vp_enter_tree() {
Node *parent = get_parent();
//none?
if (parent && parent->cast_to<Control>()) {
Control *cparent=parent->cast_to<Control>();
RID parent_ci = cparent->get_canvas_item();
ERR_FAIL_COND(!parent_ci.is_valid());
canvas_item = VisualServer::get_singleton()->canvas_item_create();
VisualServer::get_singleton()->canvas_item_set_parent(canvas_item,parent_ci);
VisualServer::get_singleton()->canvas_item_set_visible(canvas_item,false);
VisualServer::get_singleton()->canvas_item_attach_viewport(canvas_item,viewport);
parent->connect("resized",this,"_parent_resized");
parent->connect("visibility_changed",this,"_parent_visibility_changed");
} else if (!parent){
VisualServer::get_singleton()->viewport_attach_to_screen(viewport,0);
}
}
void Viewport::_vp_exit_tree() {
Node *parent = get_parent();
if (parent && parent->cast_to<Control>()) {
parent->disconnect("resized",this,"_parent_resized");
}
if (parent && parent->cast_to<Control>()) {
parent->disconnect("visibility_changed",this,"_parent_visibility_changed");
}
if (canvas_item.is_valid()) {
VisualServer::get_singleton()->free(canvas_item);
canvas_item=RID();
}
if (!parent) {
VisualServer::get_singleton()->viewport_detach(viewport);
}
}
void Viewport::update_worlds() {
if (!is_inside_tree())
return;
Rect2 xformed_rect = (global_canvas_transform * canvas_transform).affine_inverse().xform(get_visible_rect());
find_world_2d()->_update_viewport(this,xformed_rect);
find_world_2d()->_update();
find_world()->_update(get_tree()->get_frame());
}
void Viewport::_test_new_mouseover(ObjectID new_collider) {
#ifndef _3D_DISABLED
if (new_collider!=physics_object_over) {
if (physics_object_over) {
Object *obj = ObjectDB::get_instance(physics_object_over);
if (obj) {
CollisionObject *co = obj->cast_to<CollisionObject>();
if (co) {
co->_mouse_exit();
}
}
}
if (new_collider) {
Object *obj = ObjectDB::get_instance(new_collider);
if (obj) {
CollisionObject *co = obj->cast_to<CollisionObject>();
if (co) {
co->_mouse_enter();
}
}
}
physics_object_over=new_collider;
}
#endif
}
void Viewport::_notification(int p_what) {
switch( p_what ) {
case NOTIFICATION_ENTER_TREE: {
if (!render_target)
_vp_enter_tree();
this->parent=NULL;
Node *parent=get_parent();
if (parent) {
while(parent && !(this->parent=parent->cast_to<Viewport>())) {
parent=parent->get_parent();
}
}
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();
_update_rect();
if (world_2d.is_valid()) {
find_world_2d()->_register_viewport(this,Rect2());
//best to defer this and not do it here, as it can annoy a lot of setup logic if user
//adds a node and then moves it, will get enter/exit screen/viewport notifications
//unnecesarily
// update_worlds();
}
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_set_instance_count(contact_3d_debug_multimesh,get_tree()->get_collision_debug_contact_count());
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);
}
} break;
case NOTIFICATION_READY: {
#ifndef _3D_DISABLED
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
} break;
case NOTIFICATION_EXIT_TREE: {
if (world_2d.is_valid())
world_2d->_remove_viewport(this);
if (!render_target)
_vp_exit_tree();
VisualServer::get_singleton()->viewport_set_scenario(viewport,RID());
SpatialSoundServer::get_singleton()->listener_set_space(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");
} break;
case NOTIFICATION_FIXED_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_raise(contact_2d_debug);
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 (point_count>0) {
AABB aabb;
Transform t;
for(int i=0;i<point_count;i++) {
if (i==0)
aabb.pos=points[i];
else
aabb.expand_to(points[i]);
t.origin=points[i];
VisualServer::get_singleton()->multimesh_instance_set_transform(contact_3d_debug_multimesh,i,t);
}
aabb.grow(aabb.get_longest_axis_size()*0.01);
VisualServer::get_singleton()->multimesh_set_aabb(contact_3d_debug_multimesh,aabb);
}
}
if (physics_object_picking) {
Vector2 last_pos(1e20,1e20);
CollisionObject *last_object;
ObjectID last_id=0;
PhysicsDirectSpaceState::RayResult result;
Physics2DDirectSpaceState *ss2d=Physics2DServer::get_singleton()->space_get_direct_state(find_world_2d()->get_space());
bool motion_tested=false;
while(physics_picking_events.size()) {
InputEvent ev = physics_picking_events.front()->get();
physics_picking_events.pop_front();
Vector2 pos;
switch(ev.type) {
case InputEvent::MOUSE_MOTION: {
pos.x=ev.mouse_motion.x;
pos.y=ev.mouse_motion.y;
motion_tested=true;
physics_last_mousepos=pos;
} break;
case InputEvent::MOUSE_BUTTON: {
pos.x=ev.mouse_button.x;
pos.y=ev.mouse_button.y;
} break;
case InputEvent::SCREEN_DRAG: {
pos.x=ev.screen_drag.x;
pos.y=ev.screen_drag.y;
} break;
case InputEvent::SCREEN_TOUCH: {
pos.x=ev.screen_touch.x;
pos.y=ev.screen_touch.y;
} break;
}
if (ss2d) {
//send to 2D
uint64_t frame = get_tree()->get_frame();
Vector2 point = get_canvas_transform().affine_inverse().xform(pos);
Physics2DDirectSpaceState::ShapeResult res[64];
int rc = ss2d->intersect_point(point,res,64,Set<RID>(),0xFFFFFFFF,0xFFFFFFFF);
for(int i=0;i<rc;i++) {
if (res[i].collider_id && res[i].collider) {
CollisionObject2D *co=res[i].collider->cast_to<CollisionObject2D>();
if (co) {
Map<ObjectID,uint64_t>::Element *E=physics_2d_mouseover.find(res[i].collider_id);
if (!E) {
E=physics_2d_mouseover.insert(res[i].collider_id,frame);
co->_mouse_enter();
} else {
E->get()=frame;
}
co->_input_event(this,ev,res[i].shape);
}
}
}
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=o->cast_to<CollisionObject2D>();
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) {
Object *obj = ObjectDB::get_instance(physics_object_capture);
if (obj) {
CollisionObject *co = obj->cast_to<CollisionObject>();
if (co) {
co->_input_event(camera,ev,Vector3(),Vector3(),0);
captured=true;
if (ev.type==InputEvent::MOUSE_BUTTON && ev.mouse_button.button_index==1 && !ev.mouse_button.pressed) {
physics_object_capture=0;
}
} else {
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)) {
//good, exists
last_object->_input_event(camera,ev,result.position,result.normal,result.shape);
if (last_object->get_capture_input_on_drag() && ev.type==InputEvent::MOUSE_BUTTON && ev.mouse_button.button_index==1 && ev.mouse_button.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,0xFFFFFFFF);
ObjectID new_collider=0;
if (col) {
if (result.collider) {
CollisionObject *co = result.collider->cast_to<CollisionObject>();
if (co) {
co->_input_event(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() && ev.type==InputEvent::MOUSE_BUTTON && ev.mouse_button.button_index==1 && ev.mouse_button.pressed) {
physics_object_capture=last_id;
}
}
}
}
if (ev.type==InputEvent::MOUSE_MOTION) {
_test_new_mouseover(new_collider);
}
}
last_pos=pos;
}
}
}
if (!motion_tested && camera && physics_last_mousepos!=Vector2(1e20,1e20)) {
//test anyway for mouseenter/exit because objects might move
Vector3 from = camera->project_ray_origin(physics_last_mousepos);
Vector3 dir = camera->project_ray_normal(physics_last_mousepos);
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,0xFFFFFFFF);
ObjectID new_collider=0;
if (col) {
if (result.collider) {
CollisionObject *co = result.collider->cast_to<CollisionObject>();
if (co) {
new_collider=result.collider_id;
}
}
}
_test_new_mouseover(new_collider);
}
#endif
}
}
} break;
}
}
RID Viewport::get_viewport() const {
return viewport;
}
void Viewport::set_rect(const Rect2& p_rect) {
if (rect==p_rect)
return;
rect=p_rect;
_update_rect();
_update_stretch_transform();
}
Rect2 Viewport::get_visible_rect() const {
Rect2 r;
if (rect.pos==Vector2() && rect.size==Size2()) {
r=Rect2( Point2(), Size2( OS::get_singleton()->get_video_mode().width, OS::get_singleton()->get_video_mode().height ) );
} else {
r=Rect2( rect.pos , rect.size );
}
if (size_override) {
r.size=size_override_size;
}
return r;
}
Rect2 Viewport::get_rect() const {
return rect;
}
void Viewport::_update_listener() {
if (is_inside_tree() && audio_listener && camera && (!get_parent() || (get_parent()->cast_to<Control>() && get_parent()->cast_to<Control>()->is_visible()))) {
SpatialSoundServer::get_singleton()->listener_set_space(listener,find_world()->get_sound_space());
} else {
SpatialSoundServer::get_singleton()->listener_set_space(listener,RID());
}
}
void Viewport::_update_listener_2d() {
if (is_inside_tree() && audio_listener && (!get_parent() || (get_parent()->cast_to<Control>() && get_parent()->cast_to<Control>()->is_visible())))
SpatialSound2DServer::get_singleton()->listener_set_space(listener_2d,find_world_2d()->get_sound_space());
else
SpatialSound2DServer::get_singleton()->listener_set_space(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::set_canvas_transform(const Matrix32& p_transform) {
canvas_transform=p_transform;
VisualServer::get_singleton()->viewport_set_canvas_transform(viewport,find_world_2d()->get_canvas(),canvas_transform);
Matrix32 xform = (global_canvas_transform * canvas_transform).affine_inverse();
Size2 ss = get_visible_rect().size;
SpatialSound2DServer::get_singleton()->listener_set_transform(listener_2d,Matrix32(0,xform.xform(ss*0.5)));
Vector2 ss2 = ss*xform.get_scale();
float panrange = MAX(ss2.x,ss2.y);
SpatialSound2DServer::get_singleton()->listener_set_param(listener_2d,SpatialSound2DServer::LISTENER_PARAM_PAN_RANGE,panrange);
}
Matrix32 Viewport::get_canvas_transform() const{
return canvas_transform;
}
void Viewport::_update_global_transform() {
Matrix32 sxform = stretch_transform * global_canvas_transform;
VisualServer::get_singleton()->viewport_set_global_canvas_transform(viewport,sxform);
Matrix32 xform = (sxform * canvas_transform).affine_inverse();
Size2 ss = get_visible_rect().size;
SpatialSound2DServer::get_singleton()->listener_set_transform(listener_2d,Matrix32(0,xform.xform(ss*0.5)));
Vector2 ss2 = ss*xform.get_scale();
float panrange = MAX(ss2.x,ss2.y);
SpatialSound2DServer::get_singleton()->listener_set_param(listener_2d,SpatialSound2DServer::LISTENER_PARAM_PAN_RANGE,panrange);
}
void Viewport::set_global_canvas_transform(const Matrix32& p_transform) {
global_canvas_transform=p_transform;
_update_global_transform();
}
Matrix32 Viewport::get_global_canvas_transform() const{
return global_canvas_transform;
}
void Viewport::_camera_transform_changed_notify() {
#ifndef _3D_DISABLED
if (camera)
SpatialSoundServer::get_singleton()->listener_set_transform(listener,camera->get_camera_transform());
#endif
}
void Viewport::_set_camera(Camera* p_camera) {
#ifndef _3D_DISABLED
if (camera==p_camera)
return;
if (camera && find_world().is_valid()) {
camera->notification(Camera::NOTIFICATION_LOST_CURRENT);
}
camera=p_camera;
if (camera)
VisualServer::get_singleton()->viewport_attach_camera(viewport,camera->get_camera());
else
VisualServer::get_singleton()->viewport_attach_camera(viewport,RID());
if (camera && find_world().is_valid()) {
camera->notification(Camera::NOTIFICATION_BECAME_CURRENT);
}
_update_listener();
_camera_transform_changed_notify();
#endif
}
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;
}
#if 0
void Viewport::set_world_2d(const Ref<World2D>& p_world_2d) {
world_2d=p_world_2d;
_update_listener_2d();
if (is_inside_scene()) {
if (current_canvas.is_valid())
VisualServer::get_singleton()->viewport_remove_canvas(viewport,current_canvas);
current_canvas=find_world_2d()->get_canvas();
VisualServer::get_singleton()->viewport_attach_canvas(viewport,current_canvas);
}
}
Ref<World2D> Viewport::find_world_2d() const{
if (world_2d.is_valid())
return world_2d;
else if (parent)
return parent->find_world_2d();
else
return Ref<World2D>();
}
#endif
Ref<World2D> Viewport::find_world_2d() const{
return world_2d;
}
void Viewport::_propagate_enter_world(Node *p_node) {
if (p_node!=this) {
if (!p_node->is_inside_tree()) //may not have entered scene yet
return;
Spatial *s = p_node->cast_to<Spatial>();
if (s) {
s->notification(Spatial::NOTIFICATION_ENTER_WORLD);
} else {
Viewport *v = p_node->cast_to<Viewport>();
if (v) {
if (v->world.is_valid())
return;
}
}
}
for(int i=0;i<p_node->get_child_count();i++) {
_propagate_enter_world(p_node->get_child(i));
}
}
void Viewport::_propagate_exit_world(Node *p_node) {
if (p_node!=this) {
if (!p_node->is_inside_tree()) //may have exited scene already
return;
Spatial *s = p_node->cast_to<Spatial>();
if (s) {
s->notification(Spatial::NOTIFICATION_EXIT_WORLD,false);
} else {
Viewport *v = p_node->cast_to<Viewport>();
if (v) {
if (v->world.is_valid())
return;
}
}
}
for(int i=0;i<p_node->get_child_count();i++) {
_propagate_exit_world(p_node->get_child(i));
}
}
void Viewport::set_world(const Ref<World>& p_world) {
if (world==p_world)
return;
if (is_inside_tree())
_propagate_exit_world(this);
#ifndef _3D_DISABLED
if (find_world().is_valid() && camera)
camera->notification(Camera::NOTIFICATION_LOST_CURRENT);
#endif
world=p_world;
if (is_inside_tree())
_propagate_enter_world(this);
#ifndef _3D_DISABLED
if (find_world().is_valid() && camera)
camera->notification(Camera::NOTIFICATION_BECAME_CURRENT);
#endif
//propagate exit
if (is_inside_tree()) {
VisualServer::get_singleton()->viewport_set_scenario(viewport,find_world()->get_scenario());
}
_update_listener();
}
Ref<World> Viewport::get_world() const{
return world;
}
Ref<World> Viewport::find_world() const{
if (own_world.is_valid())
return own_world;
else if (world.is_valid())
return world;
else if (parent)
return parent->find_world();
else
return Ref<World>();
}
Camera* Viewport::get_camera() const {
return camera;
}
Matrix32 Viewport::get_final_transform() const {
return stretch_transform * global_canvas_transform;
}
void Viewport::set_size_override(bool p_enable, const Size2& p_size, const Vector2 &p_margin) {
if (size_override==p_enable && p_size==size_override_size)
return;
size_override=p_enable;
if (p_size.x>=0 || p_size.y>=0) {
size_override_size=p_size;
}
size_override_margin=p_margin;
_update_rect();
_update_stretch_transform();
}
Size2 Viewport::get_size_override() const {
return size_override_size;
}
bool Viewport::is_size_override_enabled() const {
return size_override;
}
void Viewport::set_size_override_stretch(bool p_enable) {
if (p_enable==size_override_stretch)
return;
size_override_stretch=p_enable;
if (size_override) {
_update_rect();
}
_update_stretch_transform();
}
bool Viewport::is_size_override_stretch_enabled() const {
return size_override;
}
void Viewport::set_as_render_target(bool p_enable){
if (render_target==p_enable)
return;
render_target=p_enable;
VS::get_singleton()->viewport_set_as_render_target(viewport,p_enable);
if (is_inside_tree()) {
if (p_enable)
_vp_exit_tree();
else
_vp_enter_tree();
}
if (p_enable) {
render_target_texture_rid = VS::get_singleton()->viewport_get_render_target_texture(viewport);
} else {
render_target_texture_rid=RID();
}
render_target_texture->set_flags(render_target_texture->flags);
render_target_texture->emit_changed();
}
bool Viewport::is_set_as_render_target() const{
return render_target;
}
void Viewport::set_render_target_update_mode(RenderTargetUpdateMode p_mode){
render_target_update_mode=p_mode;
VS::get_singleton()->viewport_set_render_target_update_mode(viewport,VS::RenderTargetUpdateMode(p_mode));
}
Viewport::RenderTargetUpdateMode Viewport::get_render_target_update_mode() const{
return render_target_update_mode;
}
//RID get_render_target_texture() const;
void Viewport::queue_screen_capture(){
VS::get_singleton()->viewport_queue_screen_capture(viewport);
}
Image Viewport::get_screen_capture() const {
return VS::get_singleton()->viewport_get_screen_capture(viewport);
}
Ref<RenderTargetTexture> Viewport::get_render_target_texture() const {
return render_target_texture;
}
void Viewport::set_render_target_vflip(bool p_enable) {
render_target_vflip=p_enable;
VisualServer::get_singleton()->viewport_set_render_target_vflip(viewport,p_enable);
}
bool Viewport::get_render_target_vflip() const{
return render_target_vflip;
}
void Viewport::set_render_target_clear_on_new_frame(bool p_enable) {
render_target_clear_on_new_frame=p_enable;
VisualServer::get_singleton()->viewport_set_render_target_clear_on_new_frame(viewport,p_enable);
}
bool Viewport::get_render_target_clear_on_new_frame() const{
return render_target_clear_on_new_frame;
}
void Viewport::render_target_clear() {
//render_target_clear=true;
VisualServer::get_singleton()->viewport_render_target_clear(viewport);
}
void Viewport::set_render_target_filter(bool p_enable) {
render_target_texture->set_flags(p_enable?int(Texture::FLAG_FILTER):int(0));
}
bool Viewport::get_render_target_filter() const{
return (render_target_texture->get_flags()&Texture::FLAG_FILTER)!=0;
}
void Viewport::set_render_target_gen_mipmaps(bool p_enable) {
//render_target_texture->set_flags(p_enable?int(Texture::FLAG_FILTER):int(0));
render_target_gen_mipmaps=p_enable;
}
bool Viewport::get_render_target_gen_mipmaps() const{
//return (render_target_texture->get_flags()&Texture::FLAG_FILTER)!=0;
return render_target_gen_mipmaps;
}
Matrix32 Viewport::_get_input_pre_xform() const {
Matrix32 pre_xf;
if (render_target) {
ERR_FAIL_COND_V(to_screen_rect.size.x==0,pre_xf);
ERR_FAIL_COND_V(to_screen_rect.size.y==0,pre_xf);
pre_xf.elements[2]=-to_screen_rect.pos;
pre_xf.scale(rect.size/to_screen_rect.size);
} else {
pre_xf.elements[2]=-rect.pos;
}
return pre_xf;
}
void Viewport::_make_input_local(InputEvent& ev) {
switch(ev.type) {
case InputEvent::MOUSE_BUTTON: {
Matrix32 ai = get_final_transform().affine_inverse() * _get_input_pre_xform();
Vector2 g = ai.xform(Vector2(ev.mouse_button.global_x,ev.mouse_button.global_y));
Vector2 l = ai.xform(Vector2(ev.mouse_button.x,ev.mouse_button.y));
ev.mouse_button.x=l.x;
ev.mouse_button.y=l.y;
ev.mouse_button.global_x=g.x;
ev.mouse_button.global_y=g.y;
} break;
case InputEvent::MOUSE_MOTION: {
Matrix32 ai = get_final_transform().affine_inverse() * _get_input_pre_xform();
Vector2 g = ai.xform(Vector2(ev.mouse_motion.global_x,ev.mouse_motion.global_y));
Vector2 l = ai.xform(Vector2(ev.mouse_motion.x,ev.mouse_motion.y));
Vector2 r = ai.basis_xform(Vector2(ev.mouse_motion.relative_x,ev.mouse_motion.relative_y));
Vector2 s = ai.basis_xform(Vector2(ev.mouse_motion.speed_x,ev.mouse_motion.speed_y));
ev.mouse_motion.x=l.x;
ev.mouse_motion.y=l.y;
ev.mouse_motion.global_x=g.x;
ev.mouse_motion.global_y=g.y;
ev.mouse_motion.relative_x=r.x;
ev.mouse_motion.relative_y=r.y;
ev.mouse_motion.speed_x=s.x;
ev.mouse_motion.speed_y=s.y;
} break;
case InputEvent::SCREEN_TOUCH: {
Matrix32 ai = get_final_transform().affine_inverse() * _get_input_pre_xform();
Vector2 t = ai.xform(Vector2(ev.screen_touch.x,ev.screen_touch.y));
ev.screen_touch.x=t.x;
ev.screen_touch.y=t.y;
} break;
case InputEvent::SCREEN_DRAG: {
Matrix32 ai = get_final_transform().affine_inverse() * _get_input_pre_xform();
Vector2 t = ai.xform(Vector2(ev.screen_drag.x,ev.screen_drag.y));
Vector2 r = ai.basis_xform(Vector2(ev.screen_drag.relative_x,ev.screen_drag.relative_y));
Vector2 s = ai.basis_xform(Vector2(ev.screen_drag.speed_x,ev.screen_drag.speed_y));
ev.screen_drag.x=t.x;
ev.screen_drag.y=t.y;
ev.screen_drag.relative_x=r.x;
ev.screen_drag.relative_y=r.y;
ev.screen_drag.speed_x=s.x;
ev.screen_drag.speed_y=s.y;
} break;
}
}
void Viewport::_vp_input(const InputEvent& p_ev) {
if (render_target && to_screen_rect==Rect2())
return; //if render target, can't get input events
//this one handles system input, p_ev are in system coordinates
//they are converted to viewport coordinates
InputEvent ev = p_ev;
_make_input_local(ev);
input(ev);
}
void Viewport::_vp_unhandled_input(const InputEvent& p_ev) {
if (render_target && to_screen_rect==Rect2())
return; //if render target, can't get input events
//this one handles system input, p_ev are in system coordinates
//they are converted to viewport coordinates
InputEvent ev = p_ev;
_make_input_local(ev);
unhandled_input(ev);
}
Vector2 Viewport::get_mouse_pos() const {
return (get_final_transform().affine_inverse() * _get_input_pre_xform()).xform(Input::get_singleton()->get_mouse_pos());
}
void Viewport::warp_mouse(const Vector2& p_pos) {
Vector2 gpos = (get_final_transform().affine_inverse() * _get_input_pre_xform()).affine_inverse().xform(p_pos);
Input::get_singleton()->warp_mouse_pos(gpos);
}
void Viewport::input(const InputEvent& p_event) {
ERR_FAIL_COND(!is_inside_tree());
get_tree()->_call_input_pause(input_group,"_input",p_event);
get_tree()->call_group(SceneTree::GROUP_CALL_REVERSE|SceneTree::GROUP_CALL_REALTIME|SceneTree::GROUP_CALL_MULIILEVEL,gui_input_group,"_gui_input",p_event); //special one for GUI, as controls use their own process check
}
void Viewport::unhandled_input(const InputEvent& p_event) {
ERR_FAIL_COND(!is_inside_tree());
get_tree()->_call_input_pause(unhandled_input_group,"_unhandled_input",p_event);
//call_group(GROUP_CALL_REVERSE|GROUP_CALL_REALTIME|GROUP_CALL_MULIILEVEL,"unhandled_input","_unhandled_input",ev);
if (!get_tree()->input_handled && p_event.type==InputEvent::KEY) {
get_tree()->_call_input_pause(unhandled_key_input_group,"_unhandled_key_input",p_event);
//call_group(GROUP_CALL_REVERSE|GROUP_CALL_REALTIME|GROUP_CALL_MULIILEVEL,"unhandled_key_input","_unhandled_key_input",ev);
}
if (physics_object_picking && !get_tree()->input_handled) {
if (p_event.type==InputEvent::MOUSE_BUTTON || p_event.type==InputEvent::MOUSE_MOTION || p_event.type==InputEvent::SCREEN_DRAG || p_event.type==InputEvent::SCREEN_TOUCH) {
physics_picking_events.push_back(p_event);
}
}
}
void Viewport::set_use_own_world(bool p_world) {
if (p_world==own_world.is_valid())
return;
if (is_inside_tree())
_propagate_exit_world(this);
#ifndef _3D_DISABLED
if (find_world().is_valid() && camera)
camera->notification(Camera::NOTIFICATION_LOST_CURRENT);
#endif
if (!p_world)
own_world=Ref<World>();
else
own_world=Ref<World>( memnew( World ));
if (is_inside_tree())
_propagate_enter_world(this);
#ifndef _3D_DISABLED
if (find_world().is_valid() && camera)
camera->notification(Camera::NOTIFICATION_BECAME_CURRENT);
#endif
//propagate exit
if (is_inside_tree()) {
VisualServer::get_singleton()->viewport_set_scenario(viewport,find_world()->get_scenario());
}
_update_listener();
}
bool Viewport::is_using_own_world() const {
return own_world.is_valid();
}
void Viewport::set_render_target_to_screen_rect(const Rect2& p_rect) {
to_screen_rect=p_rect;
VisualServer::get_singleton()->viewport_set_render_target_to_screen_rect(viewport,to_screen_rect);
}
Rect2 Viewport::get_render_target_to_screen_rect() const{
return to_screen_rect;
}
void Viewport::set_physics_object_picking(bool p_enable) {
physics_object_picking=p_enable;
set_fixed_process(physics_object_picking);
if (!physics_object_picking)
physics_picking_events.clear();
}
Vector2 Viewport::get_camera_coords(const Vector2 &p_viewport_coords) const {
Matrix32 xf = get_final_transform();
return xf.xform(p_viewport_coords);
}
Vector2 Viewport::get_camera_rect_size() const {
return last_vp_rect.size;
}
bool Viewport::get_physics_object_picking() {
return physics_object_picking;
}
void Viewport::_bind_methods() {
ObjectTypeDB::bind_method(_MD("set_rect","rect"), &Viewport::set_rect);
ObjectTypeDB::bind_method(_MD("get_rect"), &Viewport::get_rect);
//ObjectTypeDB::bind_method(_MD("set_world_2d","world_2d:World2D"), &Viewport::set_world_2d);
//ObjectTypeDB::bind_method(_MD("get_world_2d:World2D"), &Viewport::get_world_2d);
ObjectTypeDB::bind_method(_MD("find_world_2d:World2D"), &Viewport::find_world_2d);
ObjectTypeDB::bind_method(_MD("set_world","world:World"), &Viewport::set_world);
ObjectTypeDB::bind_method(_MD("get_world:World"), &Viewport::get_world);
ObjectTypeDB::bind_method(_MD("find_world:World"), &Viewport::find_world);
ObjectTypeDB::bind_method(_MD("set_canvas_transform","xform"), &Viewport::set_canvas_transform);
ObjectTypeDB::bind_method(_MD("get_canvas_transform"), &Viewport::get_canvas_transform);
ObjectTypeDB::bind_method(_MD("set_global_canvas_transform","xform"), &Viewport::set_global_canvas_transform);
ObjectTypeDB::bind_method(_MD("get_global_canvas_transform"), &Viewport::get_global_canvas_transform);
ObjectTypeDB::bind_method(_MD("get_final_transform"), &Viewport::get_final_transform);
ObjectTypeDB::bind_method(_MD("get_visible_rect"), &Viewport::get_visible_rect);
ObjectTypeDB::bind_method(_MD("set_transparent_background","enable"), &Viewport::set_transparent_background);
ObjectTypeDB::bind_method(_MD("has_transparent_background"), &Viewport::has_transparent_background);
ObjectTypeDB::bind_method(_MD("_parent_visibility_changed"), &Viewport::_parent_visibility_changed);
ObjectTypeDB::bind_method(_MD("_parent_resized"), &Viewport::_parent_resized);
ObjectTypeDB::bind_method(_MD("_vp_input"), &Viewport::_vp_input);
ObjectTypeDB::bind_method(_MD("_vp_unhandled_input"), &Viewport::_vp_unhandled_input);
ObjectTypeDB::bind_method(_MD("set_size_override","enable","size","margin"), &Viewport::set_size_override,DEFVAL(Size2(-1,-1)),DEFVAL(Size2(0,0)));
ObjectTypeDB::bind_method(_MD("get_size_override"), &Viewport::get_size_override);
ObjectTypeDB::bind_method(_MD("is_size_override_enabled"), &Viewport::is_size_override_enabled);
ObjectTypeDB::bind_method(_MD("set_size_override_stretch","enabled"), &Viewport::set_size_override_stretch);
ObjectTypeDB::bind_method(_MD("is_size_override_stretch_enabled"), &Viewport::is_size_override_stretch_enabled);
ObjectTypeDB::bind_method(_MD("queue_screen_capture"), &Viewport::queue_screen_capture);
ObjectTypeDB::bind_method(_MD("get_screen_capture"), &Viewport::get_screen_capture);
ObjectTypeDB::bind_method(_MD("set_as_render_target","enable"), &Viewport::set_as_render_target);
ObjectTypeDB::bind_method(_MD("is_set_as_render_target"), &Viewport::is_set_as_render_target);
ObjectTypeDB::bind_method(_MD("set_render_target_vflip","enable"), &Viewport::set_render_target_vflip);
ObjectTypeDB::bind_method(_MD("get_render_target_vflip"), &Viewport::get_render_target_vflip);
ObjectTypeDB::bind_method(_MD("set_render_target_clear_on_new_frame","enable"), &Viewport::set_render_target_clear_on_new_frame);
ObjectTypeDB::bind_method(_MD("get_render_target_clear_on_new_frame"), &Viewport::get_render_target_clear_on_new_frame);
ObjectTypeDB::bind_method(_MD("render_target_clear"), &Viewport::render_target_clear);
ObjectTypeDB::bind_method(_MD("set_render_target_filter","enable"), &Viewport::set_render_target_filter);
ObjectTypeDB::bind_method(_MD("get_render_target_filter"), &Viewport::get_render_target_filter);
ObjectTypeDB::bind_method(_MD("set_render_target_gen_mipmaps","enable"), &Viewport::set_render_target_gen_mipmaps);
ObjectTypeDB::bind_method(_MD("get_render_target_gen_mipmaps"), &Viewport::get_render_target_gen_mipmaps);
ObjectTypeDB::bind_method(_MD("set_render_target_update_mode","mode"), &Viewport::set_render_target_update_mode);
ObjectTypeDB::bind_method(_MD("get_render_target_update_mode"), &Viewport::get_render_target_update_mode);
ObjectTypeDB::bind_method(_MD("get_render_target_texture:RenderTargetTexture"), &Viewport::get_render_target_texture);
ObjectTypeDB::bind_method(_MD("set_physics_object_picking","enable"), &Viewport::set_physics_object_picking);
ObjectTypeDB::bind_method(_MD("get_physics_object_picking"), &Viewport::get_physics_object_picking);
ObjectTypeDB::bind_method(_MD("get_viewport"), &Viewport::get_viewport);
ObjectTypeDB::bind_method(_MD("input","local_event"), &Viewport::input);
ObjectTypeDB::bind_method(_MD("unhandled_input","local_event"), &Viewport::unhandled_input);
ObjectTypeDB::bind_method(_MD("update_worlds"), &Viewport::update_worlds);
ObjectTypeDB::bind_method(_MD("set_use_own_world","enable"), &Viewport::set_use_own_world);
ObjectTypeDB::bind_method(_MD("is_using_own_world"), &Viewport::is_using_own_world);
ObjectTypeDB::bind_method(_MD("get_camera:Camera"), &Viewport::get_camera);
ObjectTypeDB::bind_method(_MD("set_as_audio_listener","enable"), &Viewport::set_as_audio_listener);
ObjectTypeDB::bind_method(_MD("is_audio_listener","enable"), &Viewport::is_audio_listener);
ObjectTypeDB::bind_method(_MD("set_as_audio_listener_2d","enable"), &Viewport::set_as_audio_listener_2d);
ObjectTypeDB::bind_method(_MD("is_audio_listener_2d","enable"), &Viewport::is_audio_listener_2d);
ObjectTypeDB::bind_method(_MD("set_render_target_to_screen_rect","rect"), &Viewport::set_render_target_to_screen_rect);
ObjectTypeDB::bind_method(_MD("get_mouse_pos"), &Viewport::get_mouse_pos);
ObjectTypeDB::bind_method(_MD("warp_mouse","to_pos"), &Viewport::warp_mouse);
ADD_PROPERTY( PropertyInfo(Variant::RECT2,"rect"), _SCS("set_rect"), _SCS("get_rect") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL,"own_world"), _SCS("set_use_own_world"), _SCS("is_using_own_world") );
ADD_PROPERTY( PropertyInfo(Variant::OBJECT,"world",PROPERTY_HINT_RESOURCE_TYPE,"World"), _SCS("set_world"), _SCS("get_world") );
// ADD_PROPERTY( PropertyInfo(Variant::OBJECT,"world_2d",PROPERTY_HINT_RESOURCE_TYPE,"World2D"), _SCS("set_world_2d"), _SCS("get_world_2d") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL,"transparent_bg"), _SCS("set_transparent_background"), _SCS("has_transparent_background") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL,"render_target/enabled"), _SCS("set_as_render_target"), _SCS("is_set_as_render_target") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL,"render_target/v_flip"), _SCS("set_render_target_vflip"), _SCS("get_render_target_vflip") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL,"render_target/clear_on_new_frame"), _SCS("set_render_target_clear_on_new_frame"), _SCS("get_render_target_clear_on_new_frame") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL,"render_target/filter"), _SCS("set_render_target_filter"), _SCS("get_render_target_filter") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL,"render_target/gen_mipmaps"), _SCS("set_render_target_gen_mipmaps"), _SCS("get_render_target_gen_mipmaps") );
ADD_PROPERTY( PropertyInfo(Variant::INT,"render_target/update_mode",PROPERTY_HINT_ENUM,"Disabled,Once,When Visible,Always"), _SCS("set_render_target_update_mode"), _SCS("get_render_target_update_mode") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL,"audio_listener/enable_2d"), _SCS("set_as_audio_listener_2d"), _SCS("is_audio_listener_2d") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL,"audio_listener/enable_3d"), _SCS("set_as_audio_listener"), _SCS("is_audio_listener") );
ADD_PROPERTY( PropertyInfo(Variant::BOOL,"physics/object_picking"), _SCS("set_physics_object_picking"), _SCS("get_physics_object_picking") );
ADD_SIGNAL(MethodInfo("size_changed"));
BIND_CONSTANT( RENDER_TARGET_UPDATE_DISABLED );
BIND_CONSTANT( RENDER_TARGET_UPDATE_ONCE );
BIND_CONSTANT( RENDER_TARGET_UPDATE_WHEN_VISIBLE );
BIND_CONSTANT( RENDER_TARGET_UPDATE_ALWAYS );
}
Viewport::Viewport() {
world_2d = Ref<World2D>( memnew( World2D ));
viewport = VisualServer::get_singleton()->viewport_create();
listener=SpatialSoundServer::get_singleton()->listener_create();
audio_listener=false;
listener_2d=SpatialSound2DServer::get_singleton()->listener_create();
audio_listener_2d=false;
transparent_bg=false;
parent=NULL;
camera=NULL;
size_override=false;
size_override_stretch=false;
size_override_size=Size2(1,1);
render_target_gen_mipmaps=false;
render_target=false;
render_target_vflip=false;
render_target_clear_on_new_frame=true;
//render_target_clear=true;
render_target_update_mode=RENDER_TARGET_UPDATE_WHEN_VISIBLE;
render_target_texture = Ref<RenderTargetTexture>( memnew( RenderTargetTexture(this) ) );
physics_object_picking=false;
physics_object_capture=0;
physics_object_over=0;
physics_last_mousepos=Vector2(1e20,1e20);
String id=itos(get_instance_ID());
input_group = "_vp_input"+id;
gui_input_group = "_vp_gui_input"+id;
unhandled_input_group = "_vp_unhandled_input"+id;
unhandled_key_input_group = "_vp_unhandled_key_input"+id;
}
Viewport::~Viewport() {
VisualServer::get_singleton()->free( viewport );
SpatialSoundServer::get_singleton()->free(listener);
SpatialSound2DServer::get_singleton()->free(listener_2d);
if (render_target_texture.is_valid())
render_target_texture->vp=NULL; //so if used, will crash
}
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