// $Id$
#include <simgear/compiler.h>
-#include <simgear/misc/exception.hxx>
+#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 STL_STRING
-#include STL_FSTREAM
+#include <stdio.h> // char related functions
+#include <string.h> // strcmp()
#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/props/props.hxx>
+#include <simgear/misc/sg_path.hxx>
#include <Aircraft/aircraft.hxx>
#include <Autopilot/newauto.hxx>
#include <GUI/gui.h>
#include <Main/globals.hxx>
#include <Main/fg_props.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" {
static instr_item * readTBI( const SGPropertyNode * node);
//$$$ end - added, Neetha, 28 Nov 2k
+static void drawHUD();
+static void fgUpdateHUDVirtual();
+
void fgHUDalphaInit( void );
class locRECT {
}
// #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)
-{
- glBegin(GL_LINES);
- glVertex2f(rect.left, rect.top);
- glVertex2f(rect.right, rect.bottom);
- glEnd();
-}
-
-//
-// The following code deals with painting the "instrument" on the display
-//
-/* textString - Bitmap font string */
-
-void textString( int x, int y, char *msg, void *font,int digit) //suma
-{
-
- if(*msg) {
- // puDrawString ( NULL, msg, x, y );
- glRasterPos2f(x, y);
- while (*msg) {
- glutBitmapCharacter(font, *msg);
- msg++;
- }
- }
-}
-
-
-/* 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 * SGD_RADIANS_TO_DEGREES, 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);
- }
- glPopMatrix();
- }
-}
-
-int getStringWidth ( char *str )
-{
- if ( HUDtext && str ) {
- float r, l ;
- guiFntHandle->getBBox ( str, HUD_TextSize, 0, &l, &r, NULL, NULL ) ;
- return FloatToInt( r - l );
- }
- return 0 ;
-}
-#endif // OLD_CODE
-
//========================= End of Class Implementations===================
// fgHUDInit
//
zenith = node->getIntValue("zenith"); //suma
nadir = node->getIntValue("nadir"); //suma
hat = node->getIntValue("hat");
-
+ // The factor assumes a base of 55 degrees per 640 pixels.
+ // Invert to convert the "compression" factor to a
+ // pixels-per-degree number.
+ if(fgGetBool("/sim/hud/enable3d", true))
+ {
+ if (HUD_style == 1)
+ {
+ factor = 1;
+ factor = (640./55.) / factor;
+ }
+ }
SG_LOG(SG_INPUT, SG_INFO, "Done reading instrument " << name);
-
p = (instr_item *) new HudLadder( name, x, y,
width, height, factor,
get_roll, get_pitch,
load_fn = get_aileronval;
} else if (loadfn=="elevatorval") {
load_fn = get_elevatorval;
+ } else if (loadfn=="elevatortrimval") {
+ load_fn = get_elev_trimval;
} else if (loadfn=="rudderval") {
load_fn = get_rudderval;
} else if (loadfn=="throttleval") {
{
instr_item *p;
- int font_size = (fgGetInt("/sim/startup/xsize") > 1000) ? LARGE : SMALL;
+ int font_size = (fgGetInt("/sim/startup/xsize") > 1000) ? HUD_FONT_LARGE : HUD_FONT_SMALL;
name = node->getStringValue("name");
x = node->getIntValue("x");
int readInstrument(const SGPropertyNode * node)
{
+ static const SGPropertyNode *startup_units_node
+ = fgGetNode("/sim/startup/units");
instr_item *HIptr;
- if ( fgGetString("/sim/startup/units") == "feet" ) {
+ if ( !strcmp(startup_units_node->getStringValue(), "feet") ) {
strcpy(units, " ft");
} else {
strcpy(units, " m");
<< " from "
<< path.str());
-
SGPropertyNode root2;
try {
readProperties(path.str(), &root2);
int fgHUDInit( fgAIRCRAFT * /* current_aircraft */ )
{
-
HUD_style = 1;
SG_LOG( SG_COCKPIT, SG_INFO, "Initializing current aircraft HUD" );
fgHUDalphaInit();
fgHUDReshape();
+ 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;
+ }
+
+// HUD_TextSize = fgGetInt("/sim/startup/xsize") / 60;
+ HUD_TextSize = 10;
+ HUDtext = new fntRenderer();
+ HUDtext -> setFont ( guiFntHandle ) ;
+ HUDtext -> setPointSize ( HUD_TextSize ) ;
+ HUD_TextList.setFont( HUDtext );
+
return 0; // For now. Later we may use this for an error code.
}
}
//$$$ End - added, Neetha, 28 Nov 2k
-static int global_day_night_switch = DAY;
+static int global_day_night_switch = HUD_DAY;
void HUD_masterswitch( bool incr )
{
if ( fgGetBool("/sim/hud/visibility") ) {
- if ( global_day_night_switch == DAY ) {
- global_day_night_switch = NIGHT;
+ if ( global_day_night_switch == HUD_DAY ) {
+ global_day_night_switch = HUD_NIGHT;
} else {
fgSetBool("/sim/hud/visibility", false);
}
} else {
fgSetBool("/sim/hud/visibility", true);
- global_day_night_switch = DAY;
+ global_day_night_switch = HUD_DAY;
}
}
if( incr_bright ) {
switch (brightness)
{
- case BRT_LIGHT:
- brightness = BRT_BLACK;
+ case HUD_BRT_LIGHT:
+ brightness = HUD_BRT_BLACK;
break;
- case BRT_MEDIUM:
- brightness = BRT_LIGHT;
+ case HUD_BRT_MEDIUM:
+ brightness = HUD_BRT_LIGHT;
break;
- case BRT_DARK:
- brightness = BRT_MEDIUM;
+ case HUD_BRT_DARK:
+ brightness = HUD_BRT_MEDIUM;
break;
- case BRT_BLACK:
- brightness = BRT_DARK;
+ case HUD_BRT_BLACK:
+ brightness = HUD_BRT_DARK;
break;
default:
- brightness = BRT_BLACK;
+ brightness = HUD_BRT_BLACK;
}
} else {
switch (brightness)
{
- case BRT_LIGHT:
- brightness = BRT_MEDIUM;
+ case HUD_BRT_LIGHT:
+ brightness = HUD_BRT_MEDIUM;
break;
- case BRT_MEDIUM:
- brightness = BRT_DARK;
+ case HUD_BRT_MEDIUM:
+ brightness = HUD_BRT_DARK;
break;
- case BRT_DARK:
- brightness = BRT_BLACK;
+ case HUD_BRT_DARK:
+ brightness = HUD_BRT_BLACK;
break;
- case BRT_BLACK:
- brightness = BRT_LIGHT;
+ case HUD_BRT_BLACK:
+ brightness = HUD_BRT_LIGHT;
break;
default:
void fgHUDReshape(void) {
+#if 0
if ( HUDtext ) {
// this chunk of code is not necessarily thread safe if the
// compiler optimizer reorders these statements. Note that
HUDtext -> setFont ( guiFntHandle ) ;
HUDtext -> setPointSize ( HUD_TextSize ) ;
HUD_TextList.setFont( HUDtext );
+#endif
}
//
void fgUpdateHUD( void ) {
+ static const SGPropertyNode *enable3d_node = fgGetNode("/sim/hud/enable3d");
+ if( HUD_style == 1 && enable3d_node->getBoolValue() )
+ {
+ fgUpdateHUDVirtual();
+ return;
+ }
+
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();
}
}
-void fgUpdateHUD( GLfloat x_start, GLfloat y_start,
- GLfloat x_end, GLfloat y_end )
+void fgUpdateHUDVirtual()
{
- 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;
- }
+ FGViewer* view = globals->get_current_view();
- HUD_TextList.erase();
- HUD_LineList.erase();
- // HUD_StippleLineList.erase();
+ // 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);
+
+ glMatrixMode(GL_MODELVIEW);
+ glPushMatrix();
+ glLoadIdentity();
- pHUDInstr = HUD_deque[0];
- brightness = pHUDInstr->get_brightness();
- // brightness = HUD_deque.at(0)->get_brightness();
+ // 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();
+
+ // Clean up our mess
+ glMatrixMode(GL_PROJECTION);
+ glPopMatrix();
+ glMatrixMode(GL_MODELVIEW);
+ glPopMatrix();
+}
+void fgUpdateHUD( 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();
+ drawHUD();
+
+ glMatrixMode(GL_PROJECTION);
+ glPopMatrix();
+ glMatrixMode(GL_MODELVIEW);
+ glPopMatrix();
+}
+
+void drawHUD()
+{
+ 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);
// glEnable(GL_BLEND);
glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
glHint(GL_LINE_SMOOTH_HINT,GL_DONT_CARE);
- glLineWidth(1.5);
+ glLineWidth(2.0);
} else {
glLineWidth(1.0);
}
- if( day_night_sw == DAY) {
- switch (brightness)
+ if( global_day_night_switch == HUD_DAY) {
+ switch (HUD_deque[0]->get_brightness())
{
- case BRT_LIGHT:
+ case HUD_BRT_LIGHT:
set_hud_color (0.1f, 0.9f, 0.1f);
break;
- case BRT_MEDIUM:
+ case HUD_BRT_MEDIUM:
set_hud_color (0.1f, 0.7f, 0.0f);
break;
- case BRT_DARK:
+ case HUD_BRT_DARK:
set_hud_color (0.0f, 0.6f, 0.0f);
break;
- case BRT_BLACK:
+ case HUD_BRT_BLACK:
set_hud_color( 0.0f, 0.0f, 0.0f);
break;
set_hud_color (0.1f, 0.9f, 0.1f);
}
} else {
- if( day_night_sw == NIGHT) {
- switch (brightness)
+ if( global_day_night_switch == HUD_NIGHT) {
+ switch (HUD_deque[0]->get_brightness())
{
- case BRT_LIGHT:
+ case HUD_BRT_LIGHT:
set_hud_color (0.9f, 0.1f, 0.1f);
break;
- case BRT_MEDIUM:
+ case HUD_BRT_MEDIUM:
set_hud_color (0.7f, 0.0f, 0.1f);
break;
- case BRT_DARK:
+ case HUD_BRT_DARK:
set_hud_color (0.6f, 0.0f, 0.0f);
break;
- case BRT_BLACK:
+ case HUD_BRT_BLACK:
set_hud_color( 0.0f, 0.0f, 0.0f);
break;
}
}
- 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( SG_COCKPIT, SG_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, 0) );
-
-#ifdef FG_NETWORK_OLK
- if ( net_hud_display ) {
- net_hud_update();
- }
-#endif
+ for_each(HUD_deque.begin(), HUD_deque.end(), HUDdraw());
+ HUD_TextList.add( fgText(40, 10, get_formated_gmt_time(), 0) );
- // 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()) );
+ FGAutopilot *AP = globals->get_autopilot();
+
+ if( AP->get_HeadingEnabled() ) {
+ HUD_TextList.add( fgText( 40, apY, AP->get_TargetHeadingStr()) );
apY -= 15;
}
- if( current_autopilot->get_AltitudeEnabled() ) {
- HUD_TextList.add( fgText( 40, apY,
- current_autopilot->get_TargetAltitudeStr()) );
+ if( AP->get_AltitudeEnabled() ) {
+ HUD_TextList.add( fgText( 40, apY, AP->get_TargetAltitudeStr()) );
apY -= 15;
}
- if( current_autopilot->get_HeadingMode() ==
- FGAutopilot::FG_HEADING_WAYPOINT )
+ if( AP->get_HeadingMode() == FGAutopilot::FG_HEADING_WAYPOINT )
{
- char *wpstr;
- wpstr = current_autopilot->get_TargetWP1Str();
- if ( strlen( wpstr ) ) {
- HUD_TextList.add( fgText( 40, apY, wpstr ) );
+ if ( strlen( AP->get_TargetWP1Str() ) ) {
+ HUD_TextList.add( fgText( 40, apY, AP->get_TargetWP1Str() ) );
apY -= 15;
}
- wpstr = current_autopilot->get_TargetWP2Str();
- if ( strlen( wpstr ) ) {
- HUD_TextList.add( fgText( 40, apY, wpstr ) );
+ if ( strlen( AP->get_TargetWP2Str() ) ) {
+ HUD_TextList.add( fgText( 40, apY, AP->get_TargetWP2Str() ) );
apY -= 15;
}
- wpstr = current_autopilot->get_TargetWP3Str();
- if ( strlen( wpstr ) ) {
- HUD_TextList.add( fgText( 40, apY, wpstr ) );
+ if ( strlen( AP->get_TargetWP3Str() ) ) {
+ HUD_TextList.add( fgText( 40, apY, AP->get_TargetWP3Str() ) );
apY -= 15;
}
}
glEnable(GL_DEPTH_TEST);
glEnable(GL_LIGHTING);
- glMatrixMode(GL_PROJECTION);
- glPopMatrix();
- glMatrixMode(GL_MODELVIEW);
- glPopMatrix();
}