X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fhost.cpp;h=e5eafc899fd98db7bd9d851fb208b237f72b1619;hb=2fe5b8243b3a7e1c6251e83a55d29d175b8905e4;hp=be24f05360d05060455228e66b6492dbb2160397;hpb=229e1d6ab66a9e987ffe3cd4a8de7c7f874f6de1;p=netvis.git

diff --git a/source/host.cpp b/source/host.cpp
index be24f05..e5eafc8 100644
--- a/source/host.cpp
+++ b/source/host.cpp
@@ -1,3 +1,10 @@
+/* $Id$
+
+This file is part of NetVis
+Copyright @ 2008 Mikko Rasa, Mikkosoft Productions
+Distributed unter the GPL
+*/
+
 #include <cmath>
 #include <netinet/in.h>
 #include <arpa/inet.h>
@@ -14,11 +21,48 @@ using namespace Msp;
 
 Host::Host(NetVis &nv, unsigned a):
 	netvis(nv),
-	addr(a)
+	addr(a),
+	local(false),
+	active(true),
+	activity(0),
+	throttle(0)
 {
 	in_addr ina;
 	ina.s_addr=htonl(addr);
 	name=inet_ntoa(ina);
+	short_name=name;
+}
+
+void Host::set_name(const string &n)
+{
+	name=n;
+
+	if(local)
+	{
+		unsigned dot=name.find('.');
+		short_name=name.substr(0, dot);
+	}
+	else
+	{
+		unsigned dot=name.size();
+		for(unsigned i=0; (dot>0 && dot!=string::npos); ++i)
+		{
+			unsigned prev=name.rfind('.', dot-1);
+			if(prev+15<name.size() && i>1)
+				break;
+			dot=prev;
+		}
+
+		if(dot==string::npos)
+			short_name=name;
+		else
+			short_name="..."+name.substr(dot+1);
+	}
+}
+
+void Host::set_local(bool l)
+{
+	local=l;
 }
 
 void Host::set_position(const Vector2 &p)
@@ -26,19 +70,36 @@ void Host::set_position(const Vector2 &p)
 	pos=p;
 }
 
-void Host::add_connection(Connection &)
+void Host::set_active(bool a)
+{
+	active=a;
+}
+
+void Host::add_activity(unsigned bytes)
 {
+	activity+=bytes*0.06935;
 }
 
-Connection *Host::get_connection(Host &)
+float Host::send_packet()
 {
-	return 0;
+	float ret=throttle;
+	if(throttle<1)
+		throttle+=0.025;
+	return ret;
 }
 
 void Host::tick(const Msp::Time::TimeDelta &td)
 {
 	float dt=td/Msp::Time::sec;
 
+	activity*=pow(0.933f, dt);
+	throttle-=dt;
+	if(throttle<0)
+		throttle=0;
+
+	if(!active)
+		return;
+
 	const map<unsigned, Host *> &hosts=netvis.get_hosts();
 	float fx=-pos.x*0.1;
 	float fy=-pos.y*0.1;
@@ -57,8 +118,8 @@ void Host::tick(const Msp::Time::TimeDelta &td)
 			for(unsigned j=32; (j-- && !((addr^other_addr)>>j));)
 				++matching_bits;
 
-			float nearness=24-min(matching_bits, 24U);
-			float f=10000.0*(1.0/(60+nearness*15)-1.0/d);
+			float optimal_dist=100+(24-min(matching_bits, 24U))*12;
+			float f=5000.0*(1.0/optimal_dist-1.0/d);
 
 			fx+=dx/d*f;
 			fy+=dy/d*f;
@@ -73,23 +134,36 @@ void Host::tick(const Msp::Time::TimeDelta &td)
 
 void Host::render() const
 {
+	if(!active)
+		return;
+
 	GL::push_matrix();
 	GL::translate(static_cast<int>(pos.x), static_cast<int>(pos.y), 0);
 
 	GL::Immediate imm((GL::COLOR4_UBYTE, GL::VERTEX2));
 	imm.begin(GL::QUADS);
-	imm.color(1.0f, 1.0f, 1.0f, 1.0f);
+	imm.color(1.0f, 1.0f, 1.0f, max(min(static_cast<float>(activity/10000), 1.0f), 0.2f));
 	imm.vertex(-5, -5);
 	imm.vertex(5, -5);
 	imm.vertex(5, 5);
 	imm.vertex(-5, 5);
 	imm.end();
 
+	GL::pop_matrix();
+}
+
+void Host::render_label() const
+{
+	if(!active)
+		return;
+
 	const GL::Font &font=netvis.get_font();
-	GL::translate(-static_cast<int>(font.get_string_width(name)*5), 6, 0);
+
+	GL::push_matrix();
+	GL::translate(static_cast<int>(pos.x)-static_cast<int>(font.get_string_width(short_name)*5), static_cast<int>(pos.y)+6, 0);
 	GL::scale_uniform(10);
-	font.draw_string(name);
-	GL::Texture::unbind();
+
+	font.draw_string(short_name);
 
 	GL::pop_matrix();
 }