#include <osg/Matrixf>
#include <osg/PrimitiveSet>
#include <osg/StateSet>
+#include <osg/Version>
+#include <osgDB/ReaderWriter>
#include <osgDB/WriteFile>
#include <simgear/constants.h>
#include <simgear/misc/sg_path.hxx>
#include <simgear/math/sg_geodesy.hxx>
+#include <sstream>
+#include <iomanip>
+SG_USING_STD(stringstream);
+SG_USING_STD(endl);
+SG_USING_STD(setprecision);
+SG_USING_STD(fixed);
+SG_USING_STD(setw);
+SG_USING_STD(setfill);
+
#include <Main/fg_props.hxx>
#include <Main/globals.hxx>
#include <Cockpit/panel.hxx>
typedef radar_list_type::const_iterator radar_list_const_iterator;
-// texture name to use in 2D and 3D instruments
-static const char *ODGAUGE_NAME = "Aircraft/Instruments/Textures/od_wxradar.rgb";
static const float UNIT = 1.0f / 8.0f; // 8 symbols in a row/column in the texture
-
+static const char *DEFAULT_FONT = "typewriter.txf";
wxRadarBg::wxRadarBg ( SGPropertyNode *node) :
_name(node->getStringValue("name", "radar")),
wxRadarBg::~wxRadarBg ()
{
+ if (_radar_font_node != 0) {
+ _radar_font_node->removeChangeListener(this);
+ }
}
_Instrument = fgGetNode(branch.c_str(), _num, true );
_serviceable_node = _Instrument->getNode("serviceable", true);
- _resultTexture = FGTextureManager::createTexture( ODGAUGE_NAME );
+
+ // texture name to use in 2D and 3D instruments
+ _texture_path = _Instrument->getStringValue("radar-texture-path",
+ "Aircraft/Instruments/Textures/od_wxradar.rgb");
+ _resultTexture = FGTextureManager::createTexture(_texture_path.c_str());
SGPath tpath(globals->get_fg_root());
string path = _Instrument->getStringValue("echo-texture-path",
// no mipmap or else alpha will mix with pixels on the border of shapes, ruining the effect
_wxEcho = SGLoadTexture2D(tpath.c_str(), false, false);
+
_Instrument->setFloatValue("trk", 0.0);
_Instrument->setFloatValue("tilt", 0.0);
_Instrument->setStringValue("status","");
FGInstrumentMgr *imgr = (FGInstrumentMgr *) globals->get_subsystem("instrumentation");
_odg = (FGODGauge *) imgr->get_subsystem("od_gauge");
- _odg->setSize(256);
+ _odg->setSize(512);
_ai = (FGAIManager*)globals->get_subsystem("ai_model");
_ai_enabled_node = fgGetNode("/sim/ai/enabled", true);
_radar_weather_node = n->getNode("WX", true);
_radar_position_node = n->getNode("pos", true);
_radar_data_node = n->getNode("data", true);
+ _radar_symbol_node = n->getNode("symbol", true);
_radar_centre_node = n->getNode("centre", true);
+ _radar_rotate_node = n->getNode("rotate", true);
+ _radar_font_node = _Instrument->getNode("font", true);
+ _radar_font_node->addChangeListener(this);
+
+ updateFont();
_radar_centre_node->setBoolValue(false);
if (_radar_coverage_node->getType() == SGPropertyNode::NONE)
_radarGeode = new osg::Geode;
osg::StateSet* stateSet = _radarGeode->getOrCreateStateSet();
stateSet->setTextureAttributeAndModes(0, _wxEcho.get());
- osg::Geometry* geom = new osg::Geometry;
- geom->setUseDisplayList(false);
+ _geom = new osg::Geometry;
+ _geom->setUseDisplayList(false);
// Initially allocate space for 128 quads
- osg::Vec2Array* vertices = new osg::Vec2Array;
- vertices->setDataVariance(osg::Object::DYNAMIC);
- vertices->reserve(128 * 4);
- geom->setVertexArray(vertices);
- osg::Vec2Array* texCoords = new osg::Vec2Array;
- texCoords->setDataVariance(osg::Object::DYNAMIC);
- texCoords->reserve(128 * 4);
- geom->setTexCoordArray(0, texCoords);
+ _vertices = new osg::Vec2Array;
+ _vertices->setDataVariance(osg::Object::DYNAMIC);
+ _vertices->reserve(128 * 4);
+ _geom->setVertexArray(_vertices);
+ _texCoords = new osg::Vec2Array;
+ _texCoords->setDataVariance(osg::Object::DYNAMIC);
+ _texCoords->reserve(128 * 4);
+ _geom->setTexCoordArray(0, _texCoords);
osg::Vec3Array* colors = new osg::Vec3Array;
colors->push_back(osg::Vec3(1.0f, 1.0f, 1.0f)); // color of echos
colors->push_back(osg::Vec3(1.0f, 0.0f, 0.0f)); // arc mask
colors->push_back(osg::Vec3(0.0f, 0.0f, 0.0f)); // rest of mask
- geom->setColorBinding(osg::Geometry::BIND_PER_PRIMITIVE_SET);
- geom->setColorArray(colors);
+ _geom->setColorBinding(osg::Geometry::BIND_PER_PRIMITIVE_SET);
+ _geom->setColorArray(colors);
osg::PrimitiveSet* pset = new osg::DrawArrays(osg::PrimitiveSet::QUADS);
pset->setDataVariance(osg::Object::DYNAMIC);
- geom->addPrimitiveSet(pset);
+ _geom->addPrimitiveSet(pset);
pset = new osg::DrawArrays(osg::PrimitiveSet::QUADS);
pset->setDataVariance(osg::Object::DYNAMIC);
- geom->addPrimitiveSet(pset);
+ _geom->addPrimitiveSet(pset);
pset = new osg::DrawArrays(osg::PrimitiveSet::TRIANGLES);
pset->setDataVariance(osg::Object::DYNAMIC);
- geom->addPrimitiveSet(pset);
- geom->setInitialBound(osg::BoundingBox(osg::Vec3f(-256.0f, -256.0f, 0.0f),
+ _geom->addPrimitiveSet(pset);
+ _geom->setInitialBound(osg::BoundingBox(osg::Vec3f(-256.0f, -256.0f, 0.0f),
osg::Vec3f(256.0f, 256.0f, 0.0f)));
- _radarGeode->addDrawable(geom);
+ _radarGeode->addDrawable(_geom);
_odg->allocRT();
// Texture in the 2D panel system
- FGTextureManager::addTexture(ODGAUGE_NAME, _odg->getTexture());
+ FGTextureManager::addTexture(_texture_path.c_str(), _odg->getTexture());
+
+ _textGeode = new osg::Geode;
osg::Camera* camera = _odg->getCamera();
camera->addChild(_radarGeode.get());
-
- _geom = static_cast<osg::Geometry*>(_radarGeode->getDrawable(0));
- _vertices = static_cast<osg::Vec2Array*>(_geom->getVertexArray());
- _texCoords = static_cast<osg::Vec2Array*>(_geom->getTexCoordArray(0));
+ camera->addChild(_textGeode.get());
}
// we must locate them and replace their handle by hand
// only do that when the instrument is turned on
//if ( _last_switchKnob == "off" )
- //_odg->set_texture( ODGAUGE_NAME, _resultTexture->getHandle());
+ //_odg->set_texture(_texture_path.c_str(), _resultTexture->getHandle());
+
_last_switchKnob = switchKnob;
}
_centerTrans.makeTranslate(_x_offset, _y_offset, 0.0f);
} else if ( _display_mode == PLAN ) {
- // no sense I presume
+ if (_radar_rotate_node->getBoolValue()) {
+ _angle_offset = -_view_heading;
+ }
} else {
// rose
}
_vertices->clear();
_texCoords->clear();
+ _textGeode->removeDrawables(0, _textGeode->getNumDrawables());
update_weather();
_texCoords->push_back(osg::Vec2f(0.5f, 0.5f));
_vertices->push_back(osg::Vec2f(-xOffset, 256.0 + yOffset));
maskPSet->set(osg::PrimitiveSet::QUADS, firstQuadVert, 4);
+
// The triangles aren't supposed to be textured, but there's
// no need to set up a different Geometry, switch modes,
// etc. I happen to know that there's a white pixel in the
// texture at 1.0, 0.0 :)
float centerY = tan(30 * SG_DEGREES_TO_RADIANS);
- const osg::Vec2f whiteSpot(1.0f, 0.0f);
_vertices->push_back(osg::Vec2f(0.0, 0.0));
_vertices->push_back(osg::Vec2f(-256.0, 0.0));
_vertices->push_back(osg::Vec2f(-256.0, 256.0 * centerY));
_vertices->push_back(osg::Vec2f(256.0, -256.0));
_vertices->push_back(osg::Vec2f(-256.0, -256.0));
+ const osg::Vec2f whiteSpot(1.0f, 0.0f);
for (int i = 0; i < 3 * 4; i++)
_texCoords->push_back(whiteSpot);
}
}
+void
+wxRadarBg::update_data(FGAIBase* ac, double radius, double bearing, bool selected)
+{
+ osgText::Text* callsign = new osgText::Text;
+ callsign->setFont(_font.get());
+ callsign->setFontResolution(12, 12);
+ callsign->setCharacterSize(12);
+ callsign->setColor(selected ? osg::Vec4(1, 1, 1, 1) : osg::Vec4(0, 1, 0, 1));
+ osg::Matrixf m(wxRotate(-bearing)
+ * osg::Matrixf::translate(0.0f, radius, 0.0f)
+ * wxRotate(bearing) * _centerTrans);
+
+ osg::Vec3 pos = m.preMult(osg::Vec3(16, 16, 0));
+ // cast to int's, otherwise text comes out ugly
+ callsign->setPosition(osg::Vec3((int)pos.x(), (int)pos.y(), 0));
+ callsign->setAlignment(osgText::Text::LEFT_BOTTOM_BASE_LINE);
+ callsign->setLineSpacing(0.25);
+
+ stringstream text;
+ text << ac->_getCallsign() << endl
+ << setprecision(0) << fixed
+ << setw(3) << setfill('0') << ac->_getHeading() << "\xB0 "
+ << setw(0) << ac->_getAltitude() << "ft" << endl
+ << ac->_getSpeed() << "kts";
+
+ callsign->setText(text.str());
+ _textGeode->addDrawable(callsign);
+}
void
wxRadarBg::update_aircraft()
return;
bool draw_echoes = _radar_position_node->getBoolValue();
- bool draw_symbols = _radar_data_node->getBoolValue();
- if (!draw_echoes && !draw_symbols)
+ bool draw_symbols = _radar_symbol_node->getBoolValue();
+ bool draw_data = _radar_data_node->getBoolValue();
+ if (!draw_echoes && !draw_symbols && !draw_data)
return;
radar_list_type radar_list = _ai->get_ai_list();
double user_lon = _user_lon_node->getDoubleValue();
double user_alt = _user_alt_node->getDoubleValue();
+ float limit = _radar_coverage_node->getFloatValue();
+ if (limit > 180)
+ limit = 180;
+ else if (limit < 0)
+ limit = 0;
+ limit *= SG_DEGREES_TO_RADIANS;
+
radar_list_iterator it = radar_list.begin();
radar_list_iterator end = radar_list.end();
+ FGAIBase *selected_ac = 0;
+ double selected_radius = 0;
+ double selected_bearing = 0;
+ int selected_id = fgGetInt("/instrumentation/radar/selected-id", -1);
for (; it != end; ++it) {
FGAIBase *ac = *it;
float radius = range * _scale;
float angle = calcRelBearing(bearing, _view_heading);
- float limit = _radar_coverage_node->getFloatValue();
- if (limit > 180)
- limit = 180;
- else if (limit < 0)
- limit = 0;
- limit *= SG_DEGREES_TO_RADIANS;
if (angle > limit || angle < -limit)
continue;
// << " bearing=" << angle * SG_RADIANS_TO_DEGREES
// << " radius=" << radius);
}
+
+ if (draw_data) {
+ if (ac->getID() == selected_id) {
+ selected_ac = ac;
+ selected_radius = radius;
+ selected_bearing = bearing;
+ } else {
+ update_data(ac, radius, bearing, false);
+ }
+ }
+ }
+ if (selected_ac) {
+ update_data(selected_ac, selected_radius, selected_bearing, true);
}
}
void
wxRadarBg::apply_map_offset()
{
- if (_display_mode != MAP)
- return;
double lat = _user_lat_node->getDoubleValue();
double lon = _user_lon_node->getDoubleValue();
double bearing, distance, az2;
return angle;
}
+void
+wxRadarBg::updateFont()
+{
+ SGPath tpath;
+ string path = _radar_font_node->getStringValue();
+ if (path.length() == 0) {
+ path = DEFAULT_FONT;
+ }
+ if (path[0] != '/') {
+ tpath = globals->get_fg_root();
+ tpath.append("Fonts");
+ tpath.append(path);
+ } else {
+ tpath = path;
+ }
+#if OSG_VERSION_MAJOR > 2 || (OSG_VERSION_MAJOR == 2 && OSG_VERSION_MINOR > 0)
+ osg::ref_ptr<osgDB::ReaderWriter::Options> fontOptions = new osgDB::ReaderWriter::Options("monochrome");
+ osg::ref_ptr<osgText::Font> font = osgText::readFontFile(tpath.c_str(), fontOptions.get());
+#else
+ osg::ref_ptr<osgText::Font> font = osgText::readFontFile(tpath.c_str());
+#endif
+ if (font != 0) {
+ _font = font;
+ _font->setMinFilterHint(osg::Texture::NEAREST);
+ _font->setMagFilterHint(osg::Texture::NEAREST);
+ _font->setGlyphImageMargin(0);
+ _font->setGlyphImageMarginRatio(0);
+ }
+}
+
+void
+wxRadarBg::valueChanged(SGPropertyNode*)
+{
+ updateFont();
+}