X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Flibr2c2%2Fsignal.cpp;h=02a07d76bc9585861b4c7df0a0954f3060772d7c;hb=4655bb74f9d6d7f6db8fca9e22721e6c0e1ada12;hp=650c36232e87d82559fc36cfbb6aba2bc160ab55;hpb=b88d3630a0e3fdd763db018bbe5dbfe3180a95f2;p=r2c2.git

diff --git a/source/libr2c2/signal.cpp b/source/libr2c2/signal.cpp
index 650c362..02a07d7 100644
--- a/source/libr2c2/signal.cpp
+++ b/source/libr2c2/signal.cpp
@@ -1,4 +1,5 @@
 #include "blockiter.h"
+#include "catalogue.h"
 #include "driver.h"
 #include "layout.h"
 #include "signal.h"
@@ -13,24 +14,23 @@ using namespace Msp;
 namespace R2C2 {
 
 Signal::Signal(Layout &l, const SignalType &t):
-	Object(l),
+	TrackAttachment(l),
 	type(t),
 	address(0),
-	track(0),
-	block(0),
-	entry(0),
 	train(0),
 	check_allocated_blocks(false),
 	passing(false)
 {
-	layout.add_signal(*this);
+	layout.add(*this);
 
 	layout.signal_block_reserved.connect(sigc::mem_fun(this, &Signal::block_reserved));
 }
 
 Signal::~Signal()
 {
-	layout.remove_signal(*this);
+	if(layout.has_driver() && address)
+		layout.get_driver().remove_sensor(address);
+	layout.remove(*this);
 }
 
 Signal *Signal::clone(Layout *to_layout) const
@@ -43,71 +43,39 @@ Signal *Signal::clone(Layout *to_layout) const
 
 void Signal::set_address(unsigned a)
 {
+	Driver *driver = (layout.has_driver() ? &layout.get_driver() : 0);
+
+	if(driver && address)
+		driver->remove_signal(address);
 	address = a;
-	
-	if(layout.has_driver() && address)
-		layout.get_driver().add_signal(address, type);
+	if(driver && address)
+		driver->add_signal(address, type);
 }
 
 void Signal::set_position(const Vector &p)
 {
-	const set<Track *> &tracks = layout.get_tracks();
-	float dist = -1;
-	for(set<Track *>::const_iterator i=tracks.begin(); i!=tracks.end(); ++i)
-		if(!(*i)->get_type().is_turnout())
-		{
-			Snap sn;
-			sn.position = p;
-			sn.rotation = rotation;
-			(*i)->snap(sn, 1000, SNAP_SEGMENT);
-			float d = distance(p, sn.position);
-			if(d<dist || dist<0)
-			{
-				position = sn.position;
-				rotation = sn.rotation;
-				track = *i;
-				dist = d;
-			}
-		}
+	position = p;
 
-	normalize_location();
+	update_attachment();
+	signal_moved.emit();
 }
 
-void Signal::normalize_location()
+void Signal::set_rotation(const Angle &r)
 {
-	block = &track->get_block();
+	rotation = r;
 
-	unsigned n_endpoints = track->get_type().get_endpoints().size();
-	for(unsigned j=0; j<n_endpoints; ++j)
-	{
-		float a = track->get_snap_node(j).rotation-rotation;
-		while(a<-M_PI/2)
-			a += M_PI*2;
-		while(a>M_PI*3/2)
-			a -= M_PI*2;
-		if(a>=M_PI/2)
-		{
-			BlockIter biter = TrackIter(track, j).block_iter();
-			entry = biter.entry();
-		}
-	}
+	update_attachment();
+	signal_moved.emit();
 }
 
-void Signal::set_rotation(float r)
+void Signal::update_attachment()
 {
-	float a = rotation-r;
-	while(a>M_PI*3/2)
-		a -= M_PI*2;
-	while(a<-M_PI/2)
-		a += M_PI*2;
-	if(a>=M_PI/2)
-	{
-		rotation += M_PI;
-		if(rotation>M_PI*2)
-			rotation -= M_PI*2;
-	}
+	attach_to_closest(2);
 
-	normalize_location();
+	if(track)
+		block = track.block_iter();
+	else
+		block = BlockIter();
 }
 
 unsigned Signal::get_n_snap_nodes() const
@@ -134,32 +102,21 @@ SnapType Signal::get_default_snap_type_to(const Object &other) const
 	return NO_SNAP;
 }
 
-bool Signal::collide_ray(const Vector &start, const Vector &ray) const
-{
-	// XXX Totally hardcoded stuff, should be replaced with a geometry system
-	Vector center = position;
-	center.x += sin(rotation)*0.035;
-	center.y -= cos(rotation)*0.035;
-	Vector d(center.x-start.x, center.y-start.y);
-	float x = (d.x*ray.x+d.y*ray.y)/(ray.x*ray.x+ray.y*ray.y);
-	Vector nearest(start.x+ray.x*x-center.x, start.y+ray.y*x-center.y, start.z+ray.z*x-center.z);
-	if(nearest.z<0|| nearest.z>0.12)
-		return false;
-	return nearest.x*nearest.x+nearest.y*nearest.y<0.0001;
-}
-
 void Signal::tick(const Time::TimeDelta &)
 {
 	if(check_allocated_blocks)
 	{
 		unsigned n_blocks = 0;
-		BlockIter iter(block, entry);
-		iter = iter.next();
-		while(iter && iter->get_train()==train)
+		const Block *last = train->get_block_allocator().last().block();
+		if(block.block()!=last)
 		{
-			if(iter->get_sensor_id())
-				++n_blocks;
-			iter=iter.next();
+			BlockIter iter = block.next();
+			while(iter && iter->get_train()==train && iter.block()!=last)
+			{
+				if(iter->get_sensor_address())
+					++n_blocks;
+				iter = iter.next();
+			}
 		}
 		check_allocated_blocks = false;
 
@@ -178,12 +135,12 @@ void Signal::tick(const Time::TimeDelta &)
 
 void Signal::block_reserved(const Block &b, Train *t)
 {
-	if(&b==block)
+	if(&b==block.block())
 	{
 		if(t)
 		{
-			int train_entry = t->get_entry_to_block(*block);
-			if(train_entry>=0 && static_cast<unsigned>(train_entry)==entry)
+			const BlockIter &b_iter = t->get_block_allocator().iter_for(b);
+			if(b_iter && b_iter.entry()==block.entry())
 			{
 				if(train_conn)
 					train_conn.disconnect();
@@ -205,9 +162,9 @@ void Signal::block_reserved(const Block &b, Train *t)
 
 void Signal::train_advanced(Block &b)
 {
-	if(&b==block)
+	if(&b==block.block())
 		passing = true;
-	else if(passing && b.get_sensor_id())
+	else if(passing && b.get_sensor_address())
 	{
 		layout.get_driver().set_signal(address, type.get_indications().back().aspect);
 		reset();
@@ -225,7 +182,7 @@ void Signal::reset()
 void Signal::save(list<DataFile::Statement> &st) const
 {
 	st.push_back((DataFile::Statement("position"), position.x, position.y, position.z));
-	st.push_back((DataFile::Statement("rotation"), rotation));
+	st.push_back((DataFile::Statement("rotation"), rotation.radians()));
 	if(address)
 		st.push_back((DataFile::Statement("address"), address));
 }
@@ -251,7 +208,7 @@ void Signal::Loader::position(float x, float y, float z)
 
 void Signal::Loader::rotation(float d)
 {
-	obj.set_rotation(d);
+	obj.set_rotation(Angle::from_radians(d));
 }
 
 } // namespace R2C2