Added a few functions to make 2D split screen easier.

This commit is contained in:
Juan Linietsky 2016-09-14 15:55:14 -03:00
parent 51466ae5d2
commit a4156f1f0a
4 changed files with 110 additions and 22 deletions

View file

@ -44,6 +44,9 @@ void Camera2D::_update_scroll() {
}
if (current) {
ERR_FAIL_COND( custom_viewport && !ObjectDB::get_instance(custom_viewport_id) );
Matrix32 xform = get_camera_transform();
if (viewport) {
@ -240,14 +243,10 @@ void Camera2D::_notification(int p_what) {
case NOTIFICATION_ENTER_TREE: {
viewport = NULL;
Node *n=this;
while(n){
viewport = n->cast_to<Viewport>();
if (viewport)
break;
n=n->get_parent();
if (custom_viewport && ObjectDB::get_instance(custom_viewport_id)) {
viewport=custom_viewport;
} else {
viewport=get_viewport();
}
canvas = get_canvas();
@ -270,8 +269,8 @@ void Camera2D::_notification(int p_what) {
} break;
case NOTIFICATION_EXIT_TREE: {
if (is_current()) {
if (viewport) {
if (is_current()) {
if (viewport && !(custom_viewport && !ObjectDB::get_instance(custom_viewport_id))) {
viewport->set_canvas_transform( Matrix32() );
}
}
@ -549,6 +548,42 @@ bool Camera2D::is_follow_smoothing_enabled() const {
return smoothing_enabled;
}
void Camera2D::set_custom_viewport(Node *p_viewport) {
ERR_FAIL_NULL(p_viewport);
if (is_inside_tree()) {
remove_from_group(group_name);
remove_from_group(canvas_group_name);
}
custom_viewport=p_viewport->cast_to<Viewport>();
if (custom_viewport) {
custom_viewport_id=custom_viewport->get_instance_ID();
} else {
custom_viewport_id=0;
}
if (is_inside_tree()) {
if (custom_viewport)
viewport=custom_viewport;
else
viewport=get_viewport();
RID vp = viewport->get_viewport();
group_name = "__cameras_"+itos(vp.get_id());
canvas_group_name ="__cameras_c"+itos(canvas.get_id());
add_to_group(group_name);
add_to_group(canvas_group_name);
}
}
Node* Camera2D::get_custom_viewport() const {
return custom_viewport;
}
void Camera2D::_bind_methods() {
@ -597,6 +632,8 @@ void Camera2D::_bind_methods() {
ObjectTypeDB::bind_method(_MD("set_zoom","zoom"),&Camera2D::set_zoom);
ObjectTypeDB::bind_method(_MD("get_zoom"),&Camera2D::get_zoom);
ObjectTypeDB::bind_method(_MD("set_custom_viewport","viewport:Viewport"),&Camera2D::set_custom_viewport);
ObjectTypeDB::bind_method(_MD("get_custom_viewport:Viewport"),&Camera2D::get_custom_viewport);
ObjectTypeDB::bind_method(_MD("set_follow_smoothing","follow_smoothing"),&Camera2D::set_follow_smoothing);
ObjectTypeDB::bind_method(_MD("get_follow_smoothing"),&Camera2D::get_follow_smoothing);
@ -662,6 +699,8 @@ Camera2D::Camera2D() {
first=true;
smoothing_enabled=false;
limit_smoothing_enabled=false;
custom_viewport=NULL;
custom_viewport_id=0;
smoothing=5.0;
zoom = Vector2(1, 1);

View file

@ -48,6 +48,8 @@ protected:
Point2 smoothed_camera_pos;
bool first;
ObjectID custom_viewport_id; // to check validity
Viewport *custom_viewport;
Viewport *viewport;
StringName group_name;
@ -128,6 +130,9 @@ public:
Point2 get_camera_screen_center() const;
void set_custom_viewport(Node *p_viewport);
Node* get_custom_viewport() const;
Vector2 get_camera_pos() const;
void force_update_scroll();
void reset_smoothing();

View file

@ -168,20 +168,13 @@ void CanvasLayer::_notification(int p_what) {
case NOTIFICATION_ENTER_TREE: {
Node *n = this;
vp=NULL;
if (custom_viewport && ObjectDB::get_instance(custom_viewport_id)) {
while(n) {
vp=custom_viewport;
} else {
vp=Node::get_viewport();
if (n->cast_to<Viewport>()) {
vp = n->cast_to<Viewport>();
break;
}
n=n->get_parent();
}
ERR_FAIL_COND(!vp);
viewport=vp->get_viewport();
@ -205,6 +198,7 @@ Size2 CanvasLayer::get_viewport_size() const {
if (!is_inside_tree())
return Size2(1,1);
Rect2 r = vp->get_visible_rect();
return r.size;
}
@ -215,6 +209,43 @@ RID CanvasLayer::get_viewport() const {
return viewport;
}
void CanvasLayer::set_custom_viewport(Node *p_viewport) {
ERR_FAIL_NULL(p_viewport);
if (is_inside_tree()) {
VisualServer::get_singleton()->viewport_remove_canvas(viewport,canvas->get_canvas());
viewport=RID();
}
custom_viewport=p_viewport->cast_to<Viewport>();
if (custom_viewport) {
custom_viewport_id=custom_viewport->get_instance_ID();
} else {
custom_viewport_id=0;
}
if (is_inside_tree()) {
if (custom_viewport)
vp=custom_viewport;
else
vp=Node::get_viewport();
viewport = vp->get_viewport();
VisualServer::get_singleton()->viewport_attach_canvas(viewport,canvas->get_canvas());
VisualServer::get_singleton()->viewport_set_canvas_layer(viewport,canvas->get_canvas(),layer);
VisualServer::get_singleton()->viewport_set_canvas_transform(viewport,canvas->get_canvas(),transform);
}
}
Node* CanvasLayer::get_custom_viewport() const {
return custom_viewport;
}
void CanvasLayer::_bind_methods() {
@ -241,8 +272,11 @@ void CanvasLayer::_bind_methods() {
ObjectTypeDB::bind_method(_MD("set_scale","scale"),&CanvasLayer::set_scale);
ObjectTypeDB::bind_method(_MD("get_scale"),&CanvasLayer::get_scale);
ObjectTypeDB::bind_method(_MD("set_custom_viewport","viewport:Viewport"),&CanvasLayer::set_custom_viewport);
ObjectTypeDB::bind_method(_MD("get_custom_viewport:Viewport"),&CanvasLayer::get_custom_viewport);
ObjectTypeDB::bind_method(_MD("get_world_2d:World2D"),&CanvasLayer::get_world_2d);
ObjectTypeDB::bind_method(_MD("get_viewport"),&CanvasLayer::get_viewport);
// ObjectTypeDB::bind_method(_MD("get_viewport"),&CanvasLayer::get_viewport);
ADD_PROPERTY( PropertyInfo(Variant::INT,"layer",PROPERTY_HINT_RANGE,"-128,128,1"),_SCS("set_layer"),_SCS("get_layer") );
//ADD_PROPERTY( PropertyInfo(Variant::MATRIX32,"transform",PROPERTY_HINT_RANGE),_SCS("set_transform"),_SCS("get_transform") );
@ -260,4 +294,6 @@ CanvasLayer::CanvasLayer() {
locrotscale_dirty=false;
layer=1;
canvas = Ref<World2D>( memnew(World2D) );
custom_viewport=NULL;
custom_viewport_id=0;
}

View file

@ -45,6 +45,10 @@ class CanvasLayer : public Node {
int layer;
Matrix32 transform;
Ref<World2D> canvas;
ObjectID custom_viewport_id; // to check validity
Viewport *custom_viewport;
RID viewport;
Viewport *vp;
@ -55,6 +59,7 @@ class CanvasLayer : public Node {
void _update_xform();
void _update_locrotscale();
protected:
void _notification(int p_what);
@ -85,6 +90,9 @@ public:
RID get_viewport() const;
void set_custom_viewport(Node *p_viewport);
Node* get_custom_viewport() const;
CanvasLayer();
};