//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
-// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// $Id$
+#include <simgear/compiler.h>
+#include <simgear/structure/exception.hxx>
+
+#include STL_STRING
+#include STL_FSTREAM
#ifdef HAVE_CONFIG_H
# include <config.h>
#ifdef __BORLANDC__
# define exception c_exception
#endif
+
#include <math.h>
-#include <GL/glut.h>
#include <stdlib.h>
-#include <string.h>
-#include <fstream.h>
+#include <stdio.h> // char related functions
+#include <string.h> // strcmp()
+
+#include SG_GLU_H
#include <simgear/constants.h>
#include <simgear/debug/logstream.hxx>
-#include <simgear/misc/props.hxx>
-//#include <simgear/math/fg_random.h>
-//#include <simgear/math/polar3d.hxx>
+#include <simgear/misc/sg_path.hxx>
#include <Aircraft/aircraft.hxx>
-#include <Autopilot/newauto.hxx>
-#include <GUI/gui.h>
+//#include <Autopilot/xmlauto.hxx>
+#include <GUI/new_gui.hxx> // FGFontCache
#include <Main/globals.hxx>
-#ifdef FG_NETWORK_OLK
-#include <NetworkOLK/network.h>
-#endif
#include <Scenery/scenery.hxx>
-//#include <Time/fg_timer.hxx>
-
-#if defined ( __sun__ ) || defined ( __sgi )
-extern "C" {
- extern void *memmove(void *, const void *, size_t);
-}
-#endif
#include "hud.hxx"
-static char units[5];
-// The following routines obtain information concerning the aircraft's
-// current state and return it to calling instrument display routines.
-// They should eventually be member functions of the aircraft.
-//
+static HUD_Properties *HUDprop = 0;
-deque< instr_item * > HUD_deque;
+static char units[5];
+
+deque<instr_item *> HUD_deque;
-fgTextList HUD_TextList;
-fgLineList HUD_LineList;
-fgLineList HUD_StippleLineList;
+fgTextList HUD_TextList;
+fgLineList HUD_LineList;
+fgLineList HUD_StippleLineList;
fntRenderer *HUDtext = 0;
-float HUD_TextSize = 0;
+fntTexFont *HUD_Font = 0;
+float HUD_TextSize = 0;
int HUD_style = 0;
float HUD_matrix[16];
-static float hud_trans_alpha = 0.67f;
-
-
-//$$$ begin - added, Neetha, 28 Nov 2k
-
-string name;
-int x;
-int y;
-UINT width;
-UINT height;
-float factor;
-float span_units;
-float division_units;
-float minor_division = 0;
-UINT screen_hole;
-UINT lbl_pos;
-bool working;
-string loadfn;
-UINT options;
-float maxValue;
-float minValue;
-float scaling;
-UINT major_divs;
-UINT minor_divs;
-UINT modulator;
-int dp_showing = 0;
-string label_format;
-string prelabel;
-string postlabel;
-int justi;
-int blinking;
-float maxBankAngle;
-float maxSlipAngle;
-UINT gap_width;
-bool latitude;
-bool longitude;
-bool tick_bottom;
-bool tick_top;
-bool tick_right;
-bool tick_left;
-bool cap_bottom;
-bool cap_top;
-bool cap_right;
-bool cap_left;
-float marker_off;
-string type;
-bool enable_pointer;
-string type_pointer;
-bool frl_spot;
-bool target;
-bool vel_vector;
-bool drift;
-bool alpha;
-bool energy;
-bool climb_dive;
-bool glide;
-float glide_slope_val;
-bool worm_energy;
-bool waypoint;
-
-FLTFNPTR load_fn;
-fgLabelJust justification;
-const char *pre_label_string = 0;
-const char *post_label_string = 0;
int readHud( istream &input );
int readInstrument ( const SGPropertyNode * node);
-static instr_item * readLadder ( const SGPropertyNode * node);
-static instr_item * readCard ( const SGPropertyNode * node);
-static instr_item * readLabel( const SGPropertyNode * node);
-static instr_item * readTBI( const SGPropertyNode * node);
-//$$$ end - added, Neetha, 28 Nov 2k
-void fgHUDalphaInit( void );
+static void drawHUD(osg::State*);
+static void fgUpdateHUDVirtual(osg::State*);
+
class locRECT {
- public:
+public:
RECT rect;
locRECT( UINT left, UINT top, UINT right, UINT bottom);
- RECT get_rect(void) { return rect;}
+ RECT get_rect(void) { return rect; }
};
locRECT :: locRECT( UINT left, UINT top, UINT right, UINT bottom)
{
- rect.left = left;
- rect.top = top;
- rect.right = right;
- rect.bottom = bottom;
+ rect.left = left;
+ rect.top = top;
+ rect.right = right;
+ rect.bottom = bottom;
}
// #define DEBUG
-#ifdef OLD_CODE
-void drawOneLine( UINT x1, UINT y1, UINT x2, UINT y2)
-{
- glBegin(GL_LINES);
- glVertex2f(x1, y1);
- glVertex2f(x2, y2);
- glEnd();
-}
-void drawOneLine( RECT &rect)
+
+
+int readInstrument(const SGPropertyNode * node)
{
- glBegin(GL_LINES);
- glVertex2f(rect.left, rect.top);
- glVertex2f(rect.right, rect.bottom);
- glEnd();
-}
+ static const SGPropertyNode *startup_units_node
+ = fgGetNode("/sim/startup/units");
-//
-// The following code deals with painting the "instrument" on the display
-//
- /* textString - Bitmap font string */
+ instr_item *HIptr;
+
+ if ( !strcmp(startup_units_node->getStringValue(), "feet") ) {
+ strcpy(units, " ft");
+ } else {
+ strcpy(units, " m");
+ }
-void textString( int x, int y, char *msg, void *font ){
+ const SGPropertyNode * ladder_group = node->getNode("ladders");
- if(*msg)
- {
-// puDrawString ( NULL, msg, x, y );
- glRasterPos2f(x, y);
- while (*msg) {
- glutBitmapCharacter(font, *msg);
- msg++;
+ if (ladder_group != 0) {
+ int nLadders = ladder_group->nChildren();
+ for (int j = 0; j < nLadders; j++) {
+ HIptr = static_cast<instr_item *>(new HudLadder(ladder_group->getChild(j)));
+ HUD_deque.insert(HUD_deque.begin(), HIptr);
}
}
-}
-
-/* strokeString - Stroke font string */
-void strokeString(int x, int y, char *msg, void *font, float theta)
-{
- int xx;
- int yy;
- int c;
- float sintheta,costheta;
-
-
- if(*msg)
- {
- glPushMatrix();
- glRotatef(theta * RAD_TO_DEG, 0.0, 0.0, 1.0);
- sintheta = sin(theta);
- costheta = cos(theta);
- xx = (int)(x * costheta + y * sintheta);
- yy = (int)(y * costheta - x * sintheta);
- glTranslatef( xx, yy, 0);
- glScalef(.1, .1, 0.0);
- while( (c=*msg++) ) {
- glutStrokeCharacter(font, c);
+ const SGPropertyNode * card_group = node->getNode("cards");
+ if (card_group != 0) {
+ int nCards = card_group->nChildren();
+ for (int j = 0; j < nCards; j++) {
+ const char *type = card_group->getChild(j)->getStringValue("type", "gauge");
+
+ if (!strcmp(type, "gauge"))
+ HIptr = static_cast<instr_item *>(new gauge_instr(card_group->getChild(j)));
+ else if (!strcmp(type, "dial") || !strcmp(type, "tape"))
+ HIptr = static_cast<instr_item *>(new hud_card(card_group->getChild(j)));
+ else {
+ SG_LOG(SG_INPUT, SG_WARN, "HUD: unknown 'card' type: " << type);
+ continue;
+ }
+ HUD_deque.insert(HUD_deque.begin(), HIptr);
+ }
}
- glPopMatrix();
+
+ const SGPropertyNode * label_group = node->getNode("labels");
+ if (label_group != 0) {
+ int nLabels = label_group->nChildren();
+ for (int j = 0; j < nLabels; j++) {
+ HIptr = static_cast<instr_item *>(new instr_label(label_group->getChild(j)));
+ HUD_deque.insert(HUD_deque.begin(), HIptr);
+ }
}
-}
-int getStringWidth ( char *str )
-{
- if ( HUDtext && str )
- {
- float r, l ;
- guiFntHandle->getBBox ( str, HUD_TextSize, 0, &l, &r, NULL, NULL ) ;
- return FloatToInt( r - l );
+ const SGPropertyNode * tbi_group = node->getNode("tbis");
+ if (tbi_group != 0) {
+ int nTbis = tbi_group->nChildren();
+ for (int j = 0; j < nTbis; j++) {
+ HIptr = static_cast<instr_item *>(new fgTBI_instr(tbi_group->getChild(j)));
+ HUD_deque.insert(HUD_deque.begin(), HIptr);
+ }
}
- return 0 ;
-}
-#endif // OLD_CODE
-//========================= End of Class Implementations===================
-// fgHUDInit
-//
-// Constructs a HUD object and then adds in instruments. At the present
-// the instruments are hard coded into the routine. Ultimately these need
-// to be defined by the aircraft's instrumentation records so that the
-// display for a Piper Cub doesn't show the speed range of a North American
-// mustange and the engine readouts of a B36!
-//
+ const SGPropertyNode * rwy_group = node->getNode("runways");
+ if (rwy_group != 0) {
+ int nRwy = rwy_group->nChildren();
+ for (int j = 0; j < nRwy; j++) {
+ HIptr = static_cast<instr_item *>(new runway_instr(rwy_group->getChild(j)));
+ HUD_deque.insert(HUD_deque.begin(), HIptr);
+ }
+ }
+ return 0;
+} //end readinstrument
-#define INSTRDEFS 21
-//$$$ begin - added, Neetha, 28 Nov 2k
-static instr_item *
-readLadder(const SGPropertyNode * node)
+int readHud( istream &input )
{
- instr_item *p;
-
- name = node->getStringValue("name");
- x = node->getIntValue("x");
- y = node->getIntValue("y");
- width = node->getIntValue("width");
- height = node->getIntValue("height");
- factor = node->getFloatValue("compression_factor");
- span_units = node->getFloatValue("span_units");
- division_units = node->getFloatValue("division_units");
- screen_hole = node->getIntValue("screen_hole");
- lbl_pos = node->getIntValue("lbl_pos");
- frl_spot = node->getBoolValue("enable_frl",false);
- target = node->getBoolValue("enable_target_spot",false);
- vel_vector = node->getBoolValue("enable_velocity_vector",false);
- drift = node->getBoolValue("enable_drift_marker",false);
- alpha = node->getBoolValue("enable_alpha_bracket",false);
- energy = node->getBoolValue("enable_energy_marker",false);
- climb_dive = node->getBoolValue("enable_climb_dive_marker",false);
- glide = node->getBoolValue("enable_glide_slope_marker",false);
- glide_slope_val = node->getFloatValue("glide_slope",-4.0);
- worm_energy = node->getBoolValue("enable_energy_marker",false);
- waypoint = node->getBoolValue("enable_waypoint_marker",false);
- working = node->getBoolValue("working");
-
- FG_LOG(FG_INPUT, FG_INFO, "Done reading instrument " << name);
-
-
- p = (instr_item *) new HudLadder( name, x, y,
- width, height, factor,
- get_roll, get_pitch,
- span_units, division_units, minor_division,
- screen_hole, lbl_pos, frl_spot, target, vel_vector,
- drift, alpha, energy, climb_dive,
- glide, glide_slope_val, worm_energy,
- waypoint, working);
-
- return p;
-
-} //end readLadder
-
-static instr_item *
-readCard(const SGPropertyNode * node)
-{
+ SGPropertyNode root;
- instr_item *p;
-
- name = node->getStringValue("name");
- x = node->getIntValue("x");
- y = node->getIntValue("y");
- width = node->getIntValue("width");
- height = node->getIntValue("height");
- loadfn = node->getStringValue("loadfn");
- options = node->getIntValue("options");
- maxValue = node->getFloatValue("maxValue");
- minValue = node->getFloatValue("minValue");
- scaling = node->getFloatValue("disp_scaling");
- major_divs = node->getIntValue("major_divs");
- minor_divs = node->getIntValue("minor_divs");
- modulator = node->getIntValue("modulator");
- span_units = node->getFloatValue("value_span");
- type = node->getStringValue("type");
- tick_bottom = node->getBoolValue("tick_bottom",false);
- tick_top = node->getBoolValue("tick_top",false);
- tick_right = node->getBoolValue("tick_right",false);
- tick_left = node->getBoolValue("tick_left",false);
- cap_bottom = node->getBoolValue("cap_bottom",false);
- cap_top = node->getBoolValue("cap_top",false);
- cap_right = node->getBoolValue("cap_right",false);
- cap_left = node->getBoolValue("cap_left",false);
- marker_off = node->getFloatValue("marker_offset",0.0);
- enable_pointer = node->getBoolValue("enable_pointer",true);
- type_pointer = node->getStringValue("pointer_type");
- working = node->getBoolValue("working");
-
-
- FG_LOG(FG_INPUT, FG_INFO, "Done reading instrument " << name);
-
-
- if(type=="guage")
- span_units = maxValue - minValue;
-
- if(loadfn=="anzg")
- load_fn = get_anzg;
- else
- if(loadfn=="heading")
- load_fn = get_heading;
- else
- if(loadfn=="aoa")
- load_fn = get_aoa;
- else
- if(loadfn=="climb")
- load_fn = get_climb_rate;
- else
- if(loadfn=="altitude")
- load_fn = get_altitude;
- else
- if(loadfn=="agl")
- load_fn = get_agl;
- else
- if(loadfn=="speed")
- load_fn = get_speed;
- else
- if(loadfn=="view_direction")
- load_fn = get_view_direction;
- else
- if(loadfn=="aileronval")
- load_fn = get_aileronval;
- else
- if(loadfn=="elevatorval")
- load_fn = get_elevatorval;
- else
- if(loadfn=="rudderval")
- load_fn = get_rudderval;
- else
- if(loadfn=="throttleval")
- load_fn = get_throttleval;
-
-
- p = (instr_item *) new hud_card( x,
- y,
- width,
- height,
- load_fn,
- options,
- maxValue, minValue,
- scaling,
- major_divs, minor_divs,
- modulator,
- dp_showing,
- span_units,
- type,
- tick_bottom,
- tick_top,
- tick_right,
- tick_left,
- cap_bottom,
- cap_top,
- cap_right,
- cap_left,
- marker_off,
- enable_pointer,
- type_pointer,
- working);
- return p;
-}// end readCard
-
-static instr_item *
-readLabel(const SGPropertyNode * node)
-{
- instr_item *p;
-
- int font_size = (globals->get_options()->get_xsize() > 1000) ? LARGE : SMALL;
-
- name = node->getStringValue("name");
- x = node->getIntValue("x");
- y = node->getIntValue("y");
- width = node->getIntValue("width");
- height = node->getIntValue("height");
- loadfn = node->getStringValue("data_source");
- label_format = node->getStringValue("label_format");
- prelabel = node->getStringValue("pre_label_string");
- postlabel = node->getStringValue("post_label_string");
- scaling = node->getFloatValue("scale_data");
- options = node->getIntValue("options");
- justi = node->getIntValue("justification");
- blinking = node->getIntValue("blinking");
- latitude = node->getBoolValue("latitude",false);
- longitude = node->getBoolValue("longitude",false);
- working = node->getBoolValue("working");
-
-
- FG_LOG(FG_INPUT, FG_INFO, "Done reading instrument " << name);
-
-
- if(justi==0)
- justification = LEFT_JUST;
- else
- if(justi==1)
- justification = CENTER_JUST;
- else
- if(justi==2)
- justification = RIGHT_JUST;
-
-
- if(prelabel=="NULL")
- pre_label_string = NULL;
- else
- if(prelabel=="blank")
- pre_label_string = " ";
- else
- pre_label_string = prelabel.c_str();
-
-
- if(postlabel=="blank")
- post_label_string = " ";
- else
- if(postlabel=="NULL")
- post_label_string = NULL;
- else
- if(postlabel=="units")
- post_label_string = units;
- else
- post_label_string = postlabel.c_str();
-
-
- if(loadfn=="aux16")
- load_fn = get_aux16;
- else
- if(loadfn=="aux17")
- load_fn = get_aux17;
- else
- if(loadfn=="aux9")
- load_fn = get_aux9;
- else
- if(loadfn=="aux11")
- load_fn = get_aux11;
- else
- if(loadfn=="aux12")
- load_fn = get_aux12;
- else
- if(loadfn=="aux10")
- load_fn = get_aux10;
- else
- if(loadfn=="aux13")
- load_fn = get_aux13;
- else
- if(loadfn=="aux14")
- load_fn = get_aux14;
- else
- if(loadfn=="aux15")
- load_fn = get_aux15;
- else
- if(loadfn=="aux8")
- load_fn = get_aux8;
- else
- if(loadfn=="ax")
- load_fn = get_Ax;
- else
- if(loadfn=="speed")
- load_fn = get_speed;
- else
- if(loadfn=="mach")
- load_fn = get_mach;
- else
- if(loadfn=="altitude")
- load_fn = get_altitude;
- else
- if(loadfn=="agl")
- load_fn = get_agl;
- else
- if(loadfn=="framerate")
- load_fn = get_frame_rate;
- else
- if(loadfn=="heading")
- load_fn = get_heading;
- else
- if(loadfn=="fov")
- load_fn = get_fov;
- else
- if(loadfn=="vfc_tris_culled")
- load_fn = get_vfc_tris_culled;
- else
- if(loadfn=="vfc_tris_drawn")
- load_fn = get_vfc_tris_drawn;
- else
- if(loadfn=="aoa")
- load_fn = get_aoa;
- else
- if(loadfn=="latitude")
- load_fn = get_latitude;
- else
- if(loadfn=="longitude")
- load_fn = get_longitude;
-
-
- p = (instr_item *) new instr_label ( x,
- y,
- width,
- height,
- load_fn,
- label_format.c_str(),
- pre_label_string,
- post_label_string,
- scaling,
- options,
- justification,
- font_size,
- blinking,
- latitude,
- longitude,
- working);
-
- return p;
-
-} // end readLabel
-
-static instr_item *
-readTBI(const SGPropertyNode * node)
-{
+ try {
+ readProperties(input, &root);
+ } catch (const sg_exception &e) {
+ guiErrorMessage("Error reading HUD: ", e);
+ return 0;
+ }
- instr_item *p;
- name = node->getStringValue("name");
- x = node->getIntValue("x");
- y = node->getIntValue("y");
- width = node->getIntValue("width");
- height = node->getIntValue("height");
- maxBankAngle = node->getFloatValue("maxBankAngle");
- maxSlipAngle = node->getFloatValue("maxSlipAngle");
- gap_width = node->getIntValue("gap_width");
- working = node->getBoolValue("working");
+ SG_LOG(SG_INPUT, SG_INFO, "Read properties for " <<
+ root.getStringValue("name"));
- FG_LOG(FG_INPUT, FG_INFO, "Done reading instrument " << name);
+ HUD_deque.erase( HUD_deque.begin(), HUD_deque.end());
- p = (instr_item *) new fgTBI_instr( x,
- y,
- width,
- height,
- get_roll,
- get_sideslip,
- maxBankAngle,
- maxSlipAngle,
- gap_width,
- working);
- return p;
-} //end readTBI
+ SG_LOG(SG_INPUT, SG_INFO, "Reading Hud instruments");
+ const SGPropertyNode * instrument_group = root.getChild("instruments");
+ int nInstruments = instrument_group->nChildren();
-int readInstrument(const SGPropertyNode * node)
-{
+ for (int i = 0; i < nInstruments; i++) {
- instr_item *HIptr;
-
- if ( globals->get_options()->get_units() == FGOptions::FG_UNITS_FEET ) {
- strcpy(units, " ft");
- } else {
- strcpy(units, " m");
- }
+ const SGPropertyNode * node = instrument_group->getChild(i);
- const SGPropertyNode * ladder_group = node->getNode("ladders");
+ SGPath path( globals->get_fg_root() );
+ path.append(node->getStringValue("path"));
- if (ladder_group != 0) {
- int nLadders = ladder_group->nChildren();
- for (int j = 0; j < nLadders; j++) {
+ SG_LOG(SG_INPUT, SG_INFO, "Reading Instrument "
+ << node->getName()
+ << " from "
+ << path.str());
- HIptr = readLadder(ladder_group->getChild(j));
- HUD_deque.insert( HUD_deque.begin(), HIptr);
-
- }// for - ladders
- }
+ SGPropertyNode root2;
+ try {
+ readProperties(path.str(), &root2);
+ } catch (const sg_exception &e) {
+ guiErrorMessage("Error reading HUD instrument: ", e);
+ continue;
+ }
+ readInstrument(&root2);
+ }//for loop(i)
- const SGPropertyNode * card_group = node->getNode("cards");
- if (card_group != 0) {
- int nCards = card_group->nChildren();
- for (int j = 0; j < nCards; j++) {
+ return 0;
+}
- HIptr = readCard(card_group->getChild(j));
- HUD_deque.insert( HUD_deque.begin(), HIptr);
- }//for - cards
- }
+// fgHUDInit
+//
+// Constructs a HUD object and then adds in instruments. At the present
+// the instruments are hard coded into the routine. Ultimately these need
+// to be defined by the aircraft's instrumentation records so that the
+// display for a Piper Cub doesn't show the speed range of a North American
+// mustange and the engine readouts of a B36!
+//
+int fgHUDInit( fgAIRCRAFT * /* current_aircraft */ )
+{
- const SGPropertyNode * label_group = node->getNode("labels");
- if (label_group != 0) {
- int nLabels = label_group->nChildren();
- for (int j = 0; j < nLabels; j++) {
+ HUD_style = 1;
- HIptr = readLabel(label_group->getChild(j));
- HUD_deque.insert( HUD_deque.begin(), HIptr);
+ SG_LOG( SG_COCKPIT, SG_INFO, "Initializing current aircraft HUD" );
- }//for - labels
- }
+ string hud_path =
+ fgGetString("/sim/hud/path", "Huds/Default/default.xml");
+ SGPath path(globals->get_fg_root());
+ path.append(hud_path);
+
+ ifstream input(path.c_str());
+ if (!input.good()) {
+ SG_LOG(SG_INPUT, SG_ALERT,
+ "Cannot read Hud configuration from " << path.str());
+ } else {
+ readHud(input);
+ input.close();
+ }
- const SGPropertyNode * tbi_group = node->getNode("tbis");
- if (tbi_group != 0) {
- int nTbis = tbi_group->nChildren();
- for (int j = 0; j < nTbis; j++) {
+ if ( HUDtext ) {
+ // this chunk of code is not necessarily thread safe if the
+ // compiler optimizer reorders these statements. Note that
+ // "delete ptr" does not set "ptr = NULL". We have to do that
+ // ourselves.
+ fntRenderer *tmp = HUDtext;
+ HUDtext = NULL;
+ delete tmp;
+ }
- HIptr = readTBI(tbi_group->getChild(j));
- HUD_deque.insert( HUD_deque.begin(), HIptr);
+ FGFontCache *fc = globals->get_fontcache();
+ HUD_Font = fc->getTexFont(fgGetString("/sim/hud/font/name", "Helvetica.txf"));
+ if (!HUD_Font)
+ throw sg_throwable(string("/sim/hud/font/name is not a texture font"));
- }//for - tbis
- }
- return 0;
-}//end readinstrument
+ HUD_TextSize = fgGetFloat("/sim/hud/font/size", 10);
-int readHud( istream &input )
-{
+ HUDtext = new fntRenderer();
+ HUDtext->setFont(HUD_Font);
+ HUDtext->setPointSize(HUD_TextSize);
+ HUD_TextList.setFont( HUDtext );
- SGPropertyNode root;
+ if (!HUDprop)
+ HUDprop = new HUD_Properties;
+ return 0; // For now. Later we may use this for an error code.
+}
- if (!readProperties(input, &root)) {
- FG_LOG(FG_INPUT, FG_ALERT, "Malformed property list for hud.");
- return 0;
- }
-
-
- FG_LOG(FG_INPUT, FG_INFO, "Read properties for " <<
- root.getStringValue("name"));
+int fgHUDInit2( fgAIRCRAFT * /* current_aircraft */ )
+{
- HUD_deque.erase( HUD_deque.begin(), HUD_deque.end()); // empty the HUD deque
+ HUD_style = 2;
+ SG_LOG( SG_COCKPIT, SG_INFO, "Initializing current aircraft HUD" );
- FG_LOG(FG_INPUT, FG_INFO, "Reading Hud instruments");
+ SGPath path(globals->get_fg_root());
+ path.append("Huds/Minimal/default.xml");
- const SGPropertyNode * instrument_group = root.getChild("instruments");
- int nInstruments = instrument_group->nChildren();
- for (int i = 0; i < nInstruments; i++) {
-
- const SGPropertyNode * node = instrument_group->getChild(i);
+ ifstream input(path.c_str());
+ if (!input.good()) {
+ SG_LOG(SG_INPUT, SG_ALERT,
+ "Cannot read Hud configuration from " << path.str());
+ } else {
+ readHud(input);
+ input.close();
+ }
- FGPath path( globals->get_options()->get_fg_root() );
- path.append(node->getStringValue("path"));
+ if (!HUDprop)
+ HUDprop = new HUD_Properties;
+ return 0; // For now. Later we may use this for an error code.
- FG_LOG(FG_INPUT, FG_INFO, "Reading Instrument "
- << node->getName()
- << " from "
- << path.str());
+}
+//$$$ End - added, Neetha, 28 Nov 2k
- SGPropertyNode root2;
- if (readProperties(path.str(), &root2)) {
+// fgUpdateHUD
+//
+// Performs a once around the list of calls to instruments installed in
+// the HUD object with requests for redraw. Kinda. It will when this is
+// all C++.
+//
+void fgUpdateHUD( osg::State* state ) {
- readInstrument(&root2);
+ static const SGPropertyNode *enable3d_node = fgGetNode("/sim/hud/enable3d");
+ if ( HUD_style == 1 && enable3d_node->getBoolValue() ) {
+ fgUpdateHUDVirtual(state);
+ return;
+ }
- }//if
- }//for loop(i)
- return 0;
+ static const float normal_aspect = float(640) / float(480);
+ // note: aspect_ratio is Y/X
+ float current_aspect = 1.0f/globals->get_current_view()->get_aspect_ratio();
+ if ( current_aspect > normal_aspect ) {
+ float aspect_adjust = current_aspect / normal_aspect;
+ float adjust = 320.0f*aspect_adjust - 320.0f;
+ fgUpdateHUD( state, -adjust, 0.0f, 640.0f+adjust, 480.0f );
+ } else {
+ float aspect_adjust = normal_aspect / current_aspect;
+ float adjust = 240.0f*aspect_adjust - 240.0f;
+ fgUpdateHUD( state, 0.0f, -adjust, 640.0f, 480.0f+adjust );
+ }
}
-
-int fgHUDInit( fgAIRCRAFT * /* current_aircraft */ )
+void fgUpdateHUDVirtual(osg::State* state)
{
+ FGViewer* view = globals->get_current_view();
+ // Standard fgfs projection, with essentially meaningless clip
+ // planes (we'll map the whole HUD plane to z=-1)
+ glMatrixMode(GL_PROJECTION);
+ glPushMatrix();
+ glLoadIdentity();
+ gluPerspective(view->get_v_fov(), 1/view->get_aspect_ratio(), 0.1, 10);
- HUD_style = 1;
+ glMatrixMode(GL_MODELVIEW);
+ glPushMatrix();
+ glLoadIdentity();
+
+ // Standard fgfs view direction computation
+ float lookat[3];
+ lookat[0] = -sin(SG_DEGREES_TO_RADIANS * view->getHeadingOffset_deg());
+ lookat[1] = tan(SG_DEGREES_TO_RADIANS * view->getPitchOffset_deg());
+ lookat[2] = -cos(SG_DEGREES_TO_RADIANS * view->getHeadingOffset_deg());
+ if (fabs(lookat[1]) > 9999)
+ lookat[1] = 9999; // FPU sanity
+ gluLookAt(0, 0, 0, lookat[0], lookat[1], lookat[2], 0, 1, 0);
+
+ // Map the -1:1 square to a 55.0x41.25 degree wide patch at z=1.
+ // This is the default fgfs field of view, which the HUD files are
+ // written to assume.
+ float dx = 0.52056705; // tan(55/2)
+ float dy = dx * 0.75; // assumes 4:3 aspect ratio
+ float m[16];
+ m[0] = dx; m[4] = 0; m[ 8] = 0; m[12] = 0;
+ m[1] = 0; m[5] = dy; m[ 9] = 0; m[13] = 0;
+ m[2] = 0; m[6] = 0; m[10] = 1; m[14] = 0;
+ m[3] = 0; m[7] = 0; m[11] = 0; m[15] = 1;
+ glMultMatrixf(m);
+
+ // Convert the 640x480 "HUD standard" coordinate space to a square
+ // about the origin in the range [-1:1] at depth of -1
+ glScalef(1./320, 1./240, 1);
+ glTranslatef(-320, -240, -1);
+
+ // Do the deed
+ drawHUD(state);
+
+ // Clean up our mess
+ glMatrixMode(GL_PROJECTION);
+ glPopMatrix();
+ glMatrixMode(GL_MODELVIEW);
+ glPopMatrix();
+}
- FG_LOG( FG_COCKPIT, FG_INFO, "Initializing current aircraft HUD" );
- string hud_path =
- globals->get_props()->getStringValue("/sim/hud/path",
- "Huds/Default/default.xml");
- FGPath path(globals->get_options()->get_fg_root());
- path.append(hud_path);
-
- ifstream input(path.c_str());
- if (!input.good())
- {
- FG_LOG(FG_INPUT, FG_ALERT,
- "Cannot read Hud configuration from " << path.str());
- }
- else
- {
- readHud(input);
- input.close();
- }
-
- fgHUDalphaInit();
- fgHUDReshape();
-
- return 0; // For now. Later we may use this for an error code.
+void fgUpdateHUD( osg::State* state, GLfloat x_start, GLfloat y_start,
+ GLfloat x_end, GLfloat y_end )
+{
+ glMatrixMode(GL_PROJECTION);
+ glPushMatrix();
+ glLoadIdentity();
+ gluOrtho2D(x_start, x_end, y_start, y_end);
-}
+ glMatrixMode(GL_MODELVIEW);
+ glPushMatrix();
+ glLoadIdentity();
-int fgHUDInit2( fgAIRCRAFT * /* current_aircraft */ )
-{
+ drawHUD(state);
- HUD_style = 2;
+ glMatrixMode(GL_PROJECTION);
+ glPopMatrix();
+ glMatrixMode(GL_MODELVIEW);
+ glPopMatrix();
+}
- FG_LOG( FG_COCKPIT, FG_INFO, "Initializing current aircraft HUD" );
- FGPath path(globals->get_options()->get_fg_root());
- path.append("Huds/Minimal/default.xml");
+void drawHUD(osg::State* state)
+{
+ if ( !HUD_deque.size() ) // Trust everyone, but ALWAYS cut the cards!
+ return;
+
+ HUD_TextList.erase();
+ HUD_LineList.erase();
+ // HUD_StippleLineList.erase();
+
+ glDisable(GL_DEPTH_TEST);
+ glDisable(GL_LIGHTING);
+
+ static const SGPropertyNode *heading_enabled
+ = fgGetNode("/autopilot/locks/heading", true);
+ static const SGPropertyNode *altitude_enabled
+ = fgGetNode("/autopilot/locks/altitude", true);
+
+ static char hud_hdg_text[256];
+ static char hud_wp0_text[256];
+ static char hud_wp1_text[256];
+ static char hud_wp2_text[256];
+ static char hud_alt_text[256];
+
+ glEnable(GL_BLEND);
+ if (HUDprop->isTransparent())
+ glBlendFunc(GL_SRC_ALPHA, GL_ONE);
+ else
+ glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+ if (HUDprop->isAntialiased()) {
+ glEnable(GL_LINE_SMOOTH);
+ glAlphaFunc(GL_GREATER, HUDprop->alphaClamp());
+ glHint(GL_LINE_SMOOTH_HINT, GL_DONT_CARE);
+ //glLineWidth(1.5);
+ } else {
+ //glLineWidth(1.0);
+ }
+ HUDprop->setColor();
+ for_each(HUD_deque.begin(), HUD_deque.end(), HUDdraw());
- ifstream input(path.c_str());
- if (!input.good()) {
- FG_LOG(FG_INPUT, FG_ALERT,
- "Cannot read Hud configuration from " << path.str());
- }
- else {
- readHud(input);
- input.close();
- }
+ //HUD_TextList.add( fgText(40, 10, get_formated_gmt_time(), 0) );
- return 0; // For now. Later we may use this for an error code.
-}
-//$$$ End - added, Neetha, 28 Nov 2k
+ int apY = 480 - 80;
-int global_day_night_switch = DAY;
-void HUD_masterswitch( bool incr )
-{
- if ( globals->get_options()->get_hud_status() ) {
- if ( global_day_night_switch == DAY ) {
- global_day_night_switch = NIGHT;
- } else {
- globals->get_options()->set_hud_status( false );
- }
- } else {
- globals->get_options()->set_hud_status( true );
- global_day_night_switch = DAY;
- }
-}
+ if (strcmp( heading_enabled->getStringValue(), "dg-heading-hold") == 0 ) {
+ snprintf( hud_hdg_text, 256, "hdg = %.1f\n",
+ fgGetDouble("/autopilot/settings/heading-bug-deg") );
+ HUD_TextList.add( fgText( 40, apY, hud_hdg_text ) );
+ apY -= 15;
+ } else if ( strcmp(heading_enabled->getStringValue(), "true-heading-hold") == 0 ) {
+ snprintf( hud_hdg_text, 256, "hdg = %.1f\n",
+ fgGetDouble("/autopilot/settings/true-heading-deg") );
+ HUD_TextList.add( fgText( 40, apY, hud_hdg_text ) );
+ apY -= 15;
-void HUD_brightkey( bool incr_bright )
-{
- instr_item *pHUDInstr = HUD_deque[0];
- int brightness = pHUDInstr->get_brightness();
-
- if( globals->get_options()->get_hud_status() ) {
- if( incr_bright ) {
- switch (brightness)
- {
- case BRT_LIGHT:
- brightness = BRT_BLACK;
- break;
-
- case BRT_MEDIUM:
- brightness = BRT_LIGHT;
- break;
-
- case BRT_DARK:
- brightness = BRT_MEDIUM;
- break;
-
- case BRT_BLACK:
- brightness = BRT_DARK;
- break;
-
- default:
- brightness = BRT_BLACK;
- }
- } else {
- switch (brightness)
- {
- case BRT_LIGHT:
- brightness = BRT_MEDIUM;
- break;
-
- case BRT_MEDIUM:
- brightness = BRT_DARK;
- break;
-
- case BRT_DARK:
- brightness = BRT_BLACK;
- break;
-
- case BRT_BLACK:
- brightness = BRT_LIGHT;
- break;
-
- default:
- globals->get_options()->set_hud_status(0);
- }
- }
- } else {
- globals->get_options()->set_hud_status(true);
+ string wp0_id = fgGetString( "/autopilot/route-manager/wp[0]/id" );
+ if ( wp0_id.length() > 0 ) {
+ snprintf( hud_wp0_text, 256, "%5s %6.1fnm %s", wp0_id.c_str(),
+ fgGetDouble( "/autopilot/route-manager/wp[0]/dist" ),
+ fgGetString( "/autopilot/route-manager/wp[0]/eta" ) );
+ HUD_TextList.add( fgText( 40, apY, hud_wp0_text ) );
+ apY -= 15;
+ }
+ string wp1_id = fgGetString( "/autopilot/route-manager/wp[1]/id" );
+ if ( wp1_id.length() > 0 ) {
+ snprintf( hud_wp1_text, 256, "%5s %6.1fnm %s", wp1_id.c_str(),
+ fgGetDouble( "/autopilot/route-manager/wp[1]/dist" ),
+ fgGetString( "/autopilot/route-manager/wp[1]/eta" ) );
+ HUD_TextList.add( fgText( 40, apY, hud_wp1_text ) );
+ apY -= 15;
+ }
+ string wp2_id = fgGetString( "/autopilot/route-manager/wp-last/id" );
+ if ( wp2_id.length() > 0 ) {
+ snprintf( hud_wp2_text, 256, "%5s %6.1fnm %s", wp2_id.c_str(),
+ fgGetDouble( "/autopilot/route-manager/wp-last/dist" ),
+ fgGetString( "/autopilot/route-manager/wp-last/eta" ) );
+ HUD_TextList.add( fgText( 40, apY, hud_wp2_text ) );
+ apY -= 15;
+ }
}
- pHUDInstr->SetBrightness( brightness );
-}
+ if ( strcmp( altitude_enabled->getStringValue(), "altitude-hold" ) == 0 ) {
+ snprintf( hud_alt_text, 256, "alt = %.0f\n",
+ fgGetDouble("/autopilot/settings/target-altitude-ft") );
+ HUD_TextList.add( fgText( 40, apY, hud_alt_text ) );
+ apY -= 15;
+ } else if ( strcmp( altitude_enabled->getStringValue(), "agl-hold" ) == 0 ){
+ snprintf( hud_alt_text, 256, "agl = %.0f\n",
+ fgGetDouble("/autopilot/settings/target-agl-ft") );
+ HUD_TextList.add( fgText( 40, apY, hud_alt_text ) );
+ apY -= 15;
+ }
+ HUD_TextList.draw();
+ HUD_LineList.draw();
-#define fgAP_CLAMP(val,min,max) ( (val) = (val) > (max) ? (max) : (val) < (min) ? (min) : (val) )
+ // glEnable(GL_LINE_STIPPLE);
+ // glLineStipple( 1, 0x00FF );
+ // HUD_StippleLineList.draw();
+ // glDisable(GL_LINE_STIPPLE);
-static puDialogBox *HUDalphaDialog;
-static puText *HUDalphaText;
-static puSlider *HUDalphaHS0;
-//static puText *HUDtextText;
-//static puSlider *HUDalphaHS1;
-static char SliderText[2][ 8 ];
+ if (HUDprop->isAntialiased()) {
+ glDisable(GL_ALPHA_TEST);
+ glDisable(GL_LINE_SMOOTH);
+ //glLineWidth(1.0);
+ }
-static void alpha_adj( puObject *hs ) {
- float val ;
+ if (HUDprop->isTransparent())
+ glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
- hs-> getValue ( &val ) ;
- fgAP_CLAMP ( val, 0.1, 1.0 ) ;
- // printf ( "maxroll_adj( %p ) %f %f\n", hs, val, MaxRollAdjust * val ) ;
- hud_trans_alpha = val;
- sprintf( SliderText[ 0 ], "%05.2f", hud_trans_alpha );
- HUDalphaText -> setLabel ( SliderText[ 0 ] ) ;
+ glEnable(GL_DEPTH_TEST);
+ glEnable(GL_LIGHTING);
}
-void fgHUDalphaAdjust( puObject * ) {
- globals->get_options()->set_anti_alias_hud(1);
- FG_PUSH_PUI_DIALOG( HUDalphaDialog );
-}
-static void goAwayHUDalphaAdjust (puObject *)
+void fgTextList::draw()
{
- FG_POP_PUI_DIALOG( HUDalphaDialog );
-}
+ if (!Font)
+ return;
+
+ vector<fgText>::iterator curString = List.begin();
+ vector<fgText>::iterator lastString = List.end();
+
+ glPushAttrib(GL_COLOR_BUFFER_BIT);
+ glEnable(GL_BLEND);
+ if (HUDprop->isTransparent())
+ glBlendFunc(GL_SRC_ALPHA, GL_ONE);
+ else
+ glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+ if (HUDprop->isAntialiased()) {
+ glEnable(GL_ALPHA_TEST);
+ glAlphaFunc(GL_GREATER, HUDprop->alphaClamp());
+ }
-static void cancelHUDalphaAdjust (puObject *)
-{
- globals->get_options()->set_anti_alias_hud(0);
- FG_POP_PUI_DIALOG( HUDalphaDialog );
-}
+ Font->begin();
+ for (; curString != lastString; curString++)
+ curString->Draw(Font);
+ Font->end();
-// Done once at system initialization
-void fgHUDalphaInit( void ) {
-
- // printf("fgHUDalphaInit\n");
-#define HORIZONTAL FALSE
-
- int DialogX = 40;
- int DialogY = 100;
- int DialogWidth = 240;
-
- char Label[] = "HUD Adjuster";
- char *s;
-
- int labelX = (DialogWidth / 2) -
- (puGetStringWidth( puGetDefaultLabelFont(), Label ) / 2);
-
- int nSliders = 1;
- int slider_x = 10;
- int slider_y = 55;
- int slider_width = 220;
- int slider_title_x = 15;
- int slider_value_x = 160;
- float slider_delta = 0.05f;
-
- puFont HUDalphaLegendFont;
- puFont HUDalphaLabelFont;
- puGetDefaultFonts ( &HUDalphaLegendFont, &HUDalphaLabelFont );
-
- HUDalphaDialog = new puDialogBox ( DialogX, DialogY ); {
- int horiz_slider_height = puGetStringHeight (HUDalphaLabelFont) +
- puGetStringDescender (HUDalphaLabelFont) +
- PUSTR_TGAP + PUSTR_BGAP + 5;
-
- puFrame *
- HUDalphaFrame = new puFrame ( 0, 0,
- DialogWidth,
- 85 + nSliders * horiz_slider_height );
-
- puText *
- HUDalphaDialogMessage = new puText ( labelX,
- 52 + nSliders
- * horiz_slider_height );
- HUDalphaDialogMessage -> setDefaultValue ( Label );
- HUDalphaDialogMessage -> getDefaultValue ( &s );
- HUDalphaDialogMessage -> setLabel ( s );
-
- HUDalphaHS0 = new puSlider ( slider_x, slider_y,
- slider_width, HORIZONTAL ) ;
- HUDalphaHS0-> setDelta ( slider_delta ) ;
- HUDalphaHS0-> setValue ( hud_trans_alpha ) ;
- HUDalphaHS0-> setCBMode ( PUSLIDER_DELTA ) ;
- HUDalphaHS0-> setCallback ( alpha_adj ) ;
-
- puText *
- HUDalphaTitle = new puText ( slider_title_x, slider_y ) ;
- HUDalphaTitle-> setDefaultValue ( "Alpha" ) ;
- HUDalphaTitle-> getDefaultValue ( &s ) ;
- HUDalphaTitle-> setLabel ( s ) ;
-
- HUDalphaText = new puText ( slider_value_x, slider_y ) ;
- sprintf( SliderText[ 0 ], "%05.2f", hud_trans_alpha );
- HUDalphaText-> setLabel ( SliderText[ 0 ] ) ;
-
-
- puOneShot *
- HUDalphaOkButton = new puOneShot ( 10, 10, 60, 45 );
- HUDalphaOkButton-> setLegend ( gui_msg_OK );
- HUDalphaOkButton-> makeReturnDefault ( TRUE );
- HUDalphaOkButton-> setCallback ( goAwayHUDalphaAdjust );
-
- puOneShot *
- HUDalphaNoButton = new puOneShot ( 160, 10, 230, 45 );
- HUDalphaNoButton-> setLegend ( gui_msg_CANCEL );
- HUDalphaNoButton-> setCallback ( cancelHUDalphaAdjust );
- }
- FG_FINALIZE_PUI_DIALOG( HUDalphaDialog );
-
-#undef HORIZONTAL
+ glDisable(GL_TEXTURE_2D);
+ glPopAttrib();
}
-void fgHUDReshape(void) {
- if ( HUDtext )
- delete HUDtext;
- HUD_TextSize = globals->get_options()->get_xsize() / 60;
- HUD_TextSize = 10;
- HUDtext = new fntRenderer();
- HUDtext -> setFont ( guiFntHandle ) ;
- HUDtext -> setPointSize ( HUD_TextSize ) ;
- HUD_TextList.setFont( HUDtext );
+// HUD property listener class
+//
+HUD_Properties::HUD_Properties() :
+ _current(fgGetNode("/sim/hud/current-color", true)),
+ _visibility(fgGetNode("/sim/hud/visibility", true)),
+ _antialiasing(fgGetNode("/sim/hud/color/antialiased", true)),
+ _transparency(fgGetNode("/sim/hud/color/transparent", true)),
+ _red(fgGetNode("/sim/hud/color/red", true)),
+ _green(fgGetNode("/sim/hud/color/green", true)),
+ _blue(fgGetNode("/sim/hud/color/blue", true)),
+ _alpha(fgGetNode("/sim/hud/color/alpha", true)),
+ _alpha_clamp(fgGetNode("/sim/hud/color/alpha-clamp", true)),
+ _brightness(fgGetNode("/sim/hud/color/brightness", true)),
+ _visible(false),
+ _antialiased(false),
+ _transparent(false),
+ _a(0.67),
+ _cl(0.01)
+{
+ _visibility->addChangeListener(this);
+ _antialiasing->addChangeListener(this);
+ _transparency->addChangeListener(this);
+ _red->addChangeListener(this);
+ _green->addChangeListener(this);
+ _blue->addChangeListener(this);
+ _alpha->addChangeListener(this);
+ _alpha_clamp->addChangeListener(this);
+ _brightness->addChangeListener(this);
+ _current->addChangeListener(this, true);
}
-static void set_hud_color(float r, float g, float b) {
- globals->get_options()->get_anti_alias_hud() ?
- glColor4f(r,g,b,hud_trans_alpha) :
- glColor3f(r,g,b);
-}
-
-// fgUpdateHUD
-//
-// Performs a once around the list of calls to instruments installed in
-// the HUD object with requests for redraw. Kinda. It will when this is
-// all C++.
-//
-void fgUpdateHUD( void ) {
- int brightness;
-// int day_night_sw = current_aircraft.controls->day_night_switch;
- int day_night_sw = global_day_night_switch;
- int hud_displays = HUD_deque.size();
- instr_item *pHUDInstr;
- float line_width;
-
- if( !hud_displays ) { // Trust everyone, but ALWAYS cut the cards!
- return;
+void HUD_Properties::valueChanged(SGPropertyNode *node)
+{
+ if (!strcmp(node->getName(), "current-color")) {
+ int i = node->getIntValue();
+ if (i < 0)
+ i = 0;
+ SGPropertyNode *n = fgGetNode("/sim/hud/palette", true);
+ if ((n = n->getChild("color", i, false))) {
+ if (n->hasValue("red"))
+ _red->setFloatValue(n->getFloatValue("red", 1.0));
+ if (n->hasValue("green"))
+ _green->setFloatValue(n->getFloatValue("green", 1.0));
+ if (n->hasValue("blue"))
+ _blue->setFloatValue(n->getFloatValue("blue", 1.0));
+ if (n->hasValue("alpha"))
+ _alpha->setFloatValue(n->getFloatValue("alpha", 0.67));
+ if (n->hasValue("alpha-clamp"))
+ _alpha_clamp->setFloatValue(n->getFloatValue("alpha-clamp", 0.01));
+ if (n->hasValue("brightness"))
+ _brightness->setFloatValue(n->getFloatValue("brightness", 0.75));
+ if (n->hasValue("antialiased"))
+ _antialiasing->setBoolValue(n->getBoolValue("antialiased", false));
+ if (n->hasValue("transparent"))
+ _transparency->setBoolValue(n->getBoolValue("transparent", false));
+ }
}
-
- HUD_TextList.erase();
- HUD_LineList.erase();
-// HUD_StippleLineList.erase();
-
- pHUDInstr = HUD_deque[0];
- brightness = pHUDInstr->get_brightness();
-// brightness = HUD_deque.at(0)->get_brightness();
-
- glMatrixMode(GL_PROJECTION);
- glPushMatrix();
-
- glLoadIdentity();
- gluOrtho2D(0, 640, 0, 480);
- glMatrixMode(GL_MODELVIEW);
- glPushMatrix();
- glLoadIdentity();
-
- glDisable(GL_DEPTH_TEST);
- glDisable(GL_LIGHTING);
-
- if( globals->get_options()->get_anti_alias_hud() ) {
- glEnable(GL_LINE_SMOOTH);
-// glEnable(GL_BLEND);
- glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
- glHint(GL_LINE_SMOOTH_HINT,GL_DONT_CARE);
- glLineWidth(1.5);
- } else {
- glLineWidth(1.0);
- }
-
- if( day_night_sw == DAY) {
- switch (brightness)
- {
- case BRT_LIGHT:
- set_hud_color (0.1f, 0.9f, 0.1f);
- break;
-
- case BRT_MEDIUM:
- set_hud_color (0.1f, 0.7f, 0.0f);
- break;
-
- case BRT_DARK:
- set_hud_color (0.0f, 0.6f, 0.0f);
- break;
-
- case BRT_BLACK:
- set_hud_color( 0.0f, 0.0f, 0.0f);
- break;
-
- default:
- set_hud_color (0.1f, 0.9f, 0.1f);
- }
- } else {
- if( day_night_sw == NIGHT) {
- switch (brightness)
- {
- case BRT_LIGHT:
- set_hud_color (0.9f, 0.1f, 0.1f);
- break;
-
- case BRT_MEDIUM:
- set_hud_color (0.7f, 0.0f, 0.1f);
- break;
-
- case BRT_DARK:
- set_hud_color (0.6f, 0.0f, 0.0f);
- break;
-
- case BRT_BLACK:
- set_hud_color( 0.0f, 0.0f, 0.0f);
- break;
-
- default:
- set_hud_color (0.6f, 0.0f, 0.0f);
- }
- } else { // Just in case default
- set_hud_color (0.1f, 0.9f, 0.1f);
- }
- }
-
- deque < instr_item * > :: iterator current = HUD_deque.begin();
- deque < instr_item * > :: iterator last = HUD_deque.end();
-
- for ( ; current != last; ++current ) {
- pHUDInstr = *current;
-
- if( pHUDInstr->enabled()) {
- // fgPrintf( FG_COCKPIT, FG_DEBUG, "HUD Code %d Status %d\n",
- // hud->code, hud->status );
- pHUDInstr->draw();
-
- }
- }
-
- char *gmt_str = get_formated_gmt_time();
- HUD_TextList.add( fgText(40, 10, gmt_str) );
-
-#ifdef FG_NETWORK_OLK
- if ( net_hud_display ) {
- net_hud_update();
- }
-#endif
+ _visible = _visibility->getBoolValue();
+ _transparent = _transparency->getBoolValue();
+ _antialiased = _antialiasing->getBoolValue();
+ float brt = _brightness->getFloatValue();
+ _r = clamp(brt * _red->getFloatValue());
+ _g = clamp(brt * _green->getFloatValue());
+ _b = clamp(brt * _blue->getFloatValue());
+ _a = clamp(_alpha->getFloatValue());
+ _cl = clamp(_alpha_clamp->getFloatValue());
+}
- // temporary
- // extern bool fgAPAltitudeEnabled( void );
- // extern bool fgAPHeadingEnabled( void );
- // extern bool fgAPWayPointEnabled( void );
- // extern char *fgAPget_TargetDistanceStr( void );
- // extern char *fgAPget_TargetHeadingStr( void );
- // extern char *fgAPget_TargetAltitudeStr( void );
- // extern char *fgAPget_TargetLatLonStr( void );
-
- int apY = 480 - 80;
-// char scratch[128];
-// HUD_TextList.add( fgText( "AUTOPILOT", 20, apY) );
-// apY -= 15;
- if( current_autopilot->get_HeadingEnabled() ) {
- HUD_TextList.add( fgText( 40, apY,
- current_autopilot->get_TargetHeadingStr()) );
- apY -= 15;
- }
- if( current_autopilot->get_AltitudeEnabled() ) {
- HUD_TextList.add( fgText( 40, apY,
- current_autopilot->get_TargetAltitudeStr()) );
- apY -= 15;
- }
- if( current_autopilot->get_HeadingMode() ==
- FGAutopilot::FG_HEADING_WAYPOINT )
- {
- char *wpstr;
- wpstr = current_autopilot->get_TargetWP1Str();
- if ( strlen( wpstr ) ) {
- HUD_TextList.add( fgText( 40, apY, wpstr ) );
- apY -= 15;
- }
- wpstr = current_autopilot->get_TargetWP2Str();
- if ( strlen( wpstr ) ) {
- HUD_TextList.add( fgText( 40, apY, wpstr ) );
- apY -= 15;
- }
- wpstr = current_autopilot->get_TargetWP3Str();
- if ( strlen( wpstr ) ) {
- HUD_TextList.add( fgText( 40, apY, wpstr ) );
- apY -= 15;
- }
- }
-
- HUD_TextList.draw();
-
- HUD_LineList.draw();
-
-// glEnable(GL_LINE_STIPPLE);
-// glLineStipple( 1, 0x00FF );
-// HUD_StippleLineList.draw();
-// glDisable(GL_LINE_STIPPLE);
-
- if( globals->get_options()->get_anti_alias_hud() ) {
-// glDisable(GL_BLEND);
- glDisable(GL_LINE_SMOOTH);
- glLineWidth(1.0);
- }
-
- glEnable(GL_DEPTH_TEST);
- glEnable(GL_LIGHTING);
- glMatrixMode(GL_PROJECTION);
- glPopMatrix();
- glMatrixMode(GL_MODELVIEW);
- glPopMatrix();
+void HUD_Properties::setColor() const
+{
+ if (_antialiased)
+ glColor4f(_r, _g, _b, _a);
+ else
+ glColor3f(_r, _g, _b);
}
+