remove readRunway() and let the runway_instr class read the properties in
the constructor
This commit is contained in:
mfranz
parent
d1a9512c91
commit
b32aa5086a
3 changed files with 202 additions and 185 deletions
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@ -284,30 +284,6 @@ readCard(const SGPropertyNode * node)
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}// end readCard
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static instr_item *
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readRunway(const SGPropertyNode * node) {
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name = node->getStringValue("name");
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x = node->getIntValue("x");
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y = node->getIntValue("y");
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width = node->getIntValue("width");
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height = node->getIntValue("height");
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scaling = node->getDoubleValue("scale");
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working = node->getBoolValue("working",true);
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runway_instr *ri = new runway_instr(x,y,width,height,scaling,working);
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double scale = node->getDoubleValue("arrow_scale",1.0);
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ri->setDrawArrow((scale>0)?true:false);
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ri->setDrawArrowAlways((scale>0)?node->getBoolValue("arrow_always"):false);
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ri->setStippleOutline(node->getIntValue("outer_stipple",0xFFFF));
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ri->setStippleCenterline(node->getIntValue("center_stipple",0xFFFF));
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ri->setArrowRotationRadius(node->getDoubleValue("arrow_radius"));
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ri->setArrowScale(scale);
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ri->setLineScale(node->getDoubleValue("line_scale",1.0));
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ri->setScaleDist(node->getDoubleValue("scale_dist_nm"));
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SG_LOG(SG_INPUT, SG_INFO, "Done reading instrument " << name);
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return (instr_item *) ri;
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}
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int readInstrument(const SGPropertyNode * node)
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{
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static const SGPropertyNode *startup_units_node
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@ -354,7 +330,7 @@ int readInstrument(const SGPropertyNode * node)
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int nTbis = tbi_group->nChildren();
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for (int j = 0; j < nTbis; j++) {
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HIptr = static_cast<instr_item *>(new fgTBI_instr(tbi_group->getChild(j)));
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HUD_deque.insert( HUD_deque.begin(), HIptr);
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HUD_deque.insert(HUD_deque.begin(), HIptr);
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}
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}
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@ -362,13 +338,12 @@ int readInstrument(const SGPropertyNode * node)
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if (rwy_group != 0) {
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int nRwy = rwy_group->nChildren();
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for (int j = 0; j < nRwy; j++) {
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SG_LOG(SG_COCKPIT, SG_DEBUG, "*** Reading runway properties ***");
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HIptr = readRunway(rwy_group->getChild(j));
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HUD_deque.insert( HUD_deque.begin(), HIptr);
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HIptr = static_cast<instr_item *>(new runway_instr(rwy_group->getChild(j)));
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HUD_deque.insert(HUD_deque.begin(), HIptr);
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}
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}
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return 0;
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}//end readinstrument
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} //end readinstrument
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int readHud( istream &input )
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@ -436,7 +436,7 @@ public:
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FLTFNPTR data_source,
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float data_scaling,
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UINT options,
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bool working = true,
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bool working = true,
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int digit = 0);
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instr_item( const instr_item & image );
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@ -455,19 +455,23 @@ public:
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POINT get_centroid ( void ) { return mid_span; }
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UINT get_options ( void ) { return opts; }
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int get_digits ( void ) { return digits; }
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inline int get_x() const { return scrn_pos.left; }
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inline int get_y() const { return scrn_pos.top; }
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inline int get_width() const { return scrn_pos.right; }
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inline int get_height() const { return scrn_pos.bottom; }
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UINT huds_vert (UINT options) { return( options & HUDS_VERT ); }
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UINT huds_left (UINT options) { return( options & HUDS_LEFT ); }
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UINT huds_right (UINT options) { return( options & HUDS_RIGHT ); }
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UINT huds_vert (UINT options) { return (options & HUDS_VERT); }
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UINT huds_left (UINT options) { return (options & HUDS_LEFT); }
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UINT huds_right (UINT options) { return (options & HUDS_RIGHT); }
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UINT huds_both (UINT options) {
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return( (options & HUDS_BOTH) == HUDS_BOTH );
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return ((options & HUDS_BOTH) == HUDS_BOTH);
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}
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UINT huds_noticks (UINT options) { return( options & HUDS_NOTICKS ); }
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UINT huds_notext (UINT options) { return( options & HUDS_NOTEXT ); }
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UINT huds_top (UINT options) { return( options & HUDS_TOP ); }
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UINT huds_bottom (UINT options) { return( options & HUDS_BOTTOM ); }
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UINT huds_noticks (UINT options) { return (options & HUDS_NOTICKS); }
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UINT huds_notext (UINT options) { return (options & HUDS_NOTEXT); }
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UINT huds_top (UINT options) { return (options & HUDS_TOP); }
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UINT huds_bottom (UINT options) { return (options & HUDS_BOTTOM); }
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virtual void display_enable( bool working ) { is_enabled = !! working;}
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virtual void display_enable( bool working ) { is_enabled = working;}
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virtual void update( void );
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virtual void break_display ( bool bad );
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@ -624,45 +628,49 @@ public:
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//
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// fgRunway_instr This class is responsible for rendering the active runway
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// in the hud (if visible).
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// fgRunway_instr This class is responsible for rendering the active runway
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// in the hud (if visible).
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class runway_instr : public instr_item {
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private:
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void boundPoint(const sgdVec3& v, sgdVec3& m);
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bool boundOutsidePoints(sgdVec3& v, sgdVec3& m);
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bool drawLine(const sgdVec3& a1, const sgdVec3& a2, const sgdVec3& p1, const sgdVec3& p2);
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bool drawLine(const sgdVec3& a1, const sgdVec3& a2,
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const sgdVec3& p1, const sgdVec3& p2);
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void drawArrow();
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bool get_active_runway(FGRunway& rwy);
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void get_rwy_points(sgdVec3 *points);
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void setLineWidth(void);
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sgdVec3 points3d[6],points2d[6];
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double mm[16],pm[16], arrowScale, arrowRad, lnScale, scaleDist, default_pitch, default_heading;
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sgdVec3 points3d[6], points2d[6];
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double mm[16],pm[16], arrowScale, arrowRad, lnScale;
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double scaleDist, default_pitch, default_heading;
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GLint view[4];
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FGRunway runway;
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FGViewer* cockpit_view;
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unsigned short stippleOut,stippleCen;
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bool drawIA,drawIAAlways;
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unsigned short stippleOut, stippleCen;
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bool drawIA, drawIAAlways;
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RECT location;
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POINT center;
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public:
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runway_instr( int x,
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int y,
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int width,
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int height,
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float scale_data,
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bool working = true);
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runway_instr(const SGPropertyNode *);
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virtual void draw( void ); // Required method in base class
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void setArrowRotationRadius(double radius);
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void setArrowScale(double scale); // Scales the runway indication arrow
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void setDrawArrow(bool draw); // Draws arrow when runway is not visible in HUD if draw=true
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void setDrawArrowAlways(bool draw); //Always draws arrow if draw=true;
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void setLineScale(double scale); //Sets the maximum line scale
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void setScaleDist(double dist_nm); //Sets the distance where to start scaling the lines
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void setStippleOutline(unsigned short stipple); //Sets the stipple pattern of the outline of the runway
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void setStippleCenterline(unsigned short stipple); //Sets the stipple patter of the center line of the runway
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virtual void draw( void );
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void setArrowRotationRadius(double radius);
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// Scales the runway indication arrow
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void setArrowScale(double scale);
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// Draws arrow when runway is not visible in HUD if draw=true
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void setDrawArrow(bool draw);
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//Always draws arrow if draw=true;
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void setDrawArrowAlways(bool draw);
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//Sets the maximum line scale
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void setLineScale(double scale);
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//Sets the distance where to start scaling the lines
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void setScaleDist(double dist_nm);
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//Sets the stipple pattern of the outline of the runway
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void setStippleOutline(unsigned short stipple);
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//Sets the stipple patter of the center line of the runway
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void setStippleCenterline(unsigned short stipple);
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};
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@ -36,38 +36,55 @@
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#include SG_GLU_H
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#include <ATC/ATCutils.hxx>
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runway_instr::runway_instr(int x,
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int y,
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int width,
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int height,
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float scale_data,
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bool working) :
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instr_item(x, y, width, height, NULL, scale_data, 0, working)
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// int x, int y, int width, int height, float scale_data, bool working)
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runway_instr::runway_instr(const SGPropertyNode *node) :
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instr_item(
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node->getIntValue("x"),
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node->getIntValue("y"),
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node->getIntValue("width"),
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node->getIntValue("height"),
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NULL,
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node->getDoubleValue("scale"),
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0,
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node->getBoolValue("working", true)),
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arrowScale(node->getDoubleValue("arrow_scale", 1.0)),
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arrowRad(node->getDoubleValue("arrow_radius")),
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lnScale(node->getDoubleValue("line_scale", 1.0)),
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scaleDist(node->getDoubleValue("scale_dist_nm")),
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default_pitch(fgGetDouble("/sim/view[0]/config/pitch-pitch-deg", 0.0)),
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default_heading(fgGetDouble("/sim/view[0]/config/pitch-heading-deg", 0.0)),
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cockpit_view(globals->get_viewmgr()->get_view(0)),
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stippleOut(node->getIntValue("outer_stipple", 0xFFFF)),
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stippleCen(node->getIntValue("center_stipple", 0xFFFF)),
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drawIA(arrowScale > 0 ? true : false),
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drawIAAlways(arrowScale > 0 ? node->getBoolValue("arrow_always") : false)
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{
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stippleOut=0xFFFF;
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stippleCen=0xFFFF;
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arrowScale = 1.0;
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arrowRad = 0.0;
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SG_LOG(SG_INPUT, SG_INFO, "Done reading runway instrument "
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<< node->getStringValue("name"));
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view[0] = 0;
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view[1] = 0;
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view[2] = 640;
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view[3] = 480;
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center.x = view[2]>>1;
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center.y = view[3]>>1;
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location.left = center.x-(width>>1)+x;
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location.right = center.x+(width>>1)+x;
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location.bottom = center.y-(height>>1)+y;
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location.top = center.y+(height>>1)+y;
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cockpit_view = globals->get_viewmgr()->get_view(0);
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default_heading = fgGetDouble("/sim/view[0]/config/pitch-heading-deg",0.0);
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default_pitch = fgGetDouble("/sim/view[0]/config/pitch-pitch-deg",0.0);
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center.x = view[2] >> 1;
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center.y = view[3] >> 1;
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location.left = center.x - (get_width() >> 1) + get_x();
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location.right = center.x + (get_width() >>1) + get_x();
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location.bottom = center.y - (get_height() >>1) + get_y();
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location.top = center.y + (get_height() >> 1) + get_y();
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}
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void runway_instr::draw() {
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void runway_instr::draw()
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{
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if (!is_broken() && get_active_runway(runway)) {
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glPushAttrib(GL_LINE_STIPPLE | GL_LINE_STIPPLE_PATTERN | GL_LINE_WIDTH);
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float modelView[4][4],projMat[4][4];
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float modelView[4][4], projMat[4][4];
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bool anyLines;
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//Get the current view
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FGViewer* curr_view = globals->get_viewmgr()->get_current_view();
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@ -77,8 +94,8 @@ void runway_instr::draw() {
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double po = curr_view->getPitchOffset_deg();
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double ho = curr_view->getHeadingOffset_deg();
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double yaw = -(cockpit_view->getHeadingOffset_deg()-default_heading)*SG_DEGREES_TO_RADIANS;
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double pitch = (cockpit_view->getPitchOffset_deg()-default_pitch)*SG_DEGREES_TO_RADIANS;
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double yaw = -(cockpit_view->getHeadingOffset_deg() - default_heading) * SG_DEGREES_TO_RADIANS;
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double pitch = (cockpit_view->getPitchOffset_deg() - default_pitch) * SG_DEGREES_TO_RADIANS;
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//double roll = fgGetDouble("/sim/view[0]/config/roll-offset-deg",0.0) //TODO: adjust for default roll offset
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double sPitch = sin(pitch), cPitch = cos(pitch),
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sYaw = sin(yaw), cYaw = cos(yaw);
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@ -98,41 +115,46 @@ void runway_instr::draw() {
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ssgGetModelviewMatrix(modelView);
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//Create a rotation matrix to correct for any offsets (other than default offsets) to the model view matrix
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sgMat4 xy; //rotation about the Rxy, negate the sin's on Ry
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xy[0][0]=cYaw; xy[1][0]=0.0f; xy[2][0]=-sYaw; xy[3][0]=0.0f;
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xy[0][1]=sPitch*-sYaw; xy[1][1]=cPitch; xy[2][1]=-sPitch*cYaw; xy[3][1]=0.0f;
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xy[0][2]=cPitch*sYaw; xy[1][2]=sPitch; xy[2][2]=cPitch*cYaw; xy[3][2]=0.0f;
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xy[0][3]=0.0f; xy[1][3]=0.0f; xy[2][3]=0.0f; xy[3][3]=1.0f;
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xy[0][0] = cYaw; xy[1][0] = 0.0f; xy[2][0] = -sYaw; xy[3][0] = 0.0f;
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xy[0][1] = sPitch*-sYaw; xy[1][1] = cPitch; xy[2][1] = -sPitch*cYaw; xy[3][1] = 0.0f;
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xy[0][2] = cPitch*sYaw; xy[1][2] = sPitch; xy[2][2] = cPitch*cYaw; xy[3][2] = 0.0f;
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xy[0][3] = 0.0f; xy[1][3] = 0.0f; xy[2][3] = 0.0f; xy[3][3] = 1.0f;
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//Re-center the model view
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sgPostMultMat4(modelView,xy);
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//copy float matrices to double
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for (int i=0; i<4; i++) {
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for (int j=0; j<4; j++) {
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int idx = (i*4)+j;
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for (int i = 0; i < 4; i++) {
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for (int j = 0; j < 4; j++) {
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int idx = (i * 4) + j;
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mm[idx] = (double)modelView[i][j];
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pm[idx] = (double)projMat[i][j];
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}
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}
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//Calculate the 2D points via gluProject
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int result = GL_TRUE;
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for (int i=0; i<6; i++) {
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result = gluProject(points3d[i][0],points3d[i][1],points3d[i][2],mm,pm,view,&points2d[i][0],&points2d[i][1],&points2d[i][2]);
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for (int i = 0; i < 6; i++) {
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result = gluProject(points3d[i][0], points3d[i][1], points3d[i][2], mm,
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pm, view, &points2d[i][0], &points2d[i][1], &points2d[i][2]);
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}
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//set the line width based on our distance from the runway
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setLineWidth();
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//Draw the runway lines on the HUD
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glEnable(GL_LINE_STIPPLE);
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glLineStipple(1,stippleOut);
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glLineStipple(1, stippleOut);
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anyLines =
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drawLine(points3d[0],points3d[1],points2d[0],points2d[1]) | //draw top
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drawLine(points3d[2],points3d[1],points2d[2],points2d[1]) | //draw right
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drawLine(points3d[2],points3d[3],points2d[2],points2d[3]) | //draw bottom
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drawLine(points3d[3],points3d[0],points2d[3],points2d[0]); //draw left
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glLineStipple(1,stippleCen);
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anyLines |= drawLine(points3d[5],points3d[4],points2d[5],points2d[4]); //draw center
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drawLine(points3d[0], points3d[1], points2d[0], points2d[1]) | //draw top
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drawLine(points3d[2], points3d[1], points2d[2], points2d[1]) | //draw right
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drawLine(points3d[2], points3d[3], points2d[2], points2d[3]) | //draw bottom
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drawLine(points3d[3], points3d[0], points2d[3], points2d[0]); //draw left
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glLineStipple(1, stippleCen);
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anyLines |= drawLine(points3d[5], points3d[4], points2d[5], points2d[4]); //draw center
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//Check to see if arrow needs drawn
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if ((!anyLines && drawIA) || drawIAAlways) {
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drawArrow(); //draw indication arrow
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}
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//Restore the current view and any offsets
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if (curr_view_id != 0) {
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globals->get_viewmgr()->set_view(curr_view_id);
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@ -149,15 +171,17 @@ void runway_instr::draw() {
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}
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bool runway_instr::get_active_runway(FGRunway& runway) {
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FGEnvironment stationweather =
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((FGEnvironmentMgr *)globals->get_subsystem("environment"))->getEnvironment();
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double hdg = stationweather.get_wind_from_heading_deg();
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return globals->get_runways()->search( fgGetString("/sim/presets/airport-id"), int(hdg), &runway);
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bool runway_instr::get_active_runway(FGRunway& runway)
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{
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FGEnvironment stationweather =
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((FGEnvironmentMgr *)globals->get_subsystem("environment"))->getEnvironment();
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double hdg = stationweather.get_wind_from_heading_deg();
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return globals->get_runways()->search(fgGetString("/sim/presets/airport-id"), int(hdg), &runway);
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}
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void runway_instr::get_rwy_points(sgdVec3 *points3d) {
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void runway_instr::get_rwy_points(sgdVec3 *points3d)
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{
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static Point3D center = globals->get_scenery()->get_center();
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//Get the current tile center
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@ -165,28 +189,28 @@ void runway_instr::get_rwy_points(sgdVec3 *points3d) {
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Point3D tileCenter = currentCenter;
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if (center != currentCenter) //if changing tiles
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tileCenter = center; //use last center
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double alt = current_aircraft.fdm_state->get_Runway_altitude()*SG_FEET_TO_METER;
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double length = (runway._length/2.0)*SG_FEET_TO_METER;
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double width = (runway._width/2.0)*SG_FEET_TO_METER;
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double frontLat,frontLon,backLat,backLon,az,tempLat,tempLon;
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double alt = current_aircraft.fdm_state->get_Runway_altitude() * SG_FEET_TO_METER;
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double length = (runway._length / 2.0) * SG_FEET_TO_METER;
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double width = (runway._width / 2.0) * SG_FEET_TO_METER;
|
||||
double frontLat, frontLon, backLat, backLon,az, tempLat, tempLon;
|
||||
|
||||
geo_direct_wgs_84(alt,runway._lat,runway._lon,runway._heading,length,&backLat,&backLon,&az);
|
||||
sgGeodToCart(backLat*SG_DEGREES_TO_RADIANS,backLon*SG_DEGREES_TO_RADIANS,alt,points3d[4]);
|
||||
geo_direct_wgs_84(alt, runway._lat, runway._lon, runway._heading, length, &backLat, &backLon, &az);
|
||||
sgGeodToCart(backLat * SG_DEGREES_TO_RADIANS, backLon * SG_DEGREES_TO_RADIANS, alt, points3d[4]);
|
||||
|
||||
geo_direct_wgs_84(alt,runway._lat,runway._lon,runway._heading+180,length,&frontLat,&frontLon,&az);
|
||||
sgGeodToCart(frontLat*SG_DEGREES_TO_RADIANS,frontLon*SG_DEGREES_TO_RADIANS,alt,points3d[5]);
|
||||
geo_direct_wgs_84(alt, runway._lat, runway._lon, runway._heading + 180, length, &frontLat, &frontLon, &az);
|
||||
sgGeodToCart(frontLat * SG_DEGREES_TO_RADIANS, frontLon * SG_DEGREES_TO_RADIANS, alt, points3d[5]);
|
||||
|
||||
geo_direct_wgs_84(alt,backLat,backLon,runway._heading+90,width,&tempLat,&tempLon,&az);
|
||||
sgGeodToCart(tempLat*SG_DEGREES_TO_RADIANS,tempLon*SG_DEGREES_TO_RADIANS,alt,points3d[0]);
|
||||
geo_direct_wgs_84(alt, backLat, backLon, runway._heading + 90, width, &tempLat, &tempLon, &az);
|
||||
sgGeodToCart(tempLat * SG_DEGREES_TO_RADIANS, tempLon * SG_DEGREES_TO_RADIANS, alt, points3d[0]);
|
||||
|
||||
geo_direct_wgs_84(alt,backLat,backLon,runway._heading-90,width,&tempLat,&tempLon,&az);
|
||||
sgGeodToCart(tempLat*SG_DEGREES_TO_RADIANS,tempLon*SG_DEGREES_TO_RADIANS,alt,points3d[1]);
|
||||
geo_direct_wgs_84(alt, backLat, backLon, runway._heading - 90, width, &tempLat, &tempLon, &az);
|
||||
sgGeodToCart(tempLat * SG_DEGREES_TO_RADIANS, tempLon * SG_DEGREES_TO_RADIANS, alt, points3d[1]);
|
||||
|
||||
geo_direct_wgs_84(alt,frontLat,frontLon,runway._heading-90,width,&tempLat,&tempLon,&az);
|
||||
sgGeodToCart(tempLat*SG_DEGREES_TO_RADIANS,tempLon*SG_DEGREES_TO_RADIANS,alt,points3d[2]);
|
||||
geo_direct_wgs_84(alt, frontLat, frontLon, runway._heading - 90, width, &tempLat, &tempLon, &az);
|
||||
sgGeodToCart(tempLat * SG_DEGREES_TO_RADIANS, tempLon * SG_DEGREES_TO_RADIANS, alt, points3d[2]);
|
||||
|
||||
geo_direct_wgs_84(alt,frontLat,frontLon,runway._heading+90,width,&tempLat,&tempLon,&az);
|
||||
sgGeodToCart(tempLat*SG_DEGREES_TO_RADIANS,tempLon*SG_DEGREES_TO_RADIANS,alt,points3d[3]);
|
||||
geo_direct_wgs_84(alt, frontLat, frontLon, runway._heading + 90, width, &tempLat, &tempLon, &az);
|
||||
sgGeodToCart(tempLat * SG_DEGREES_TO_RADIANS, tempLon * SG_DEGREES_TO_RADIANS, alt, points3d[3]);
|
||||
|
||||
for (int i = 0; i < 6; i++) {
|
||||
points3d[i][0] -= tileCenter.x();
|
||||
|
|
@ -197,14 +221,17 @@ void runway_instr::get_rwy_points(sgdVec3 *points3d) {
|
|||
}
|
||||
|
||||
|
||||
bool runway_instr::drawLine(const sgdVec3& a1, const sgdVec3& a2, const sgdVec3& point1, const sgdVec3& point2) {
|
||||
bool runway_instr::drawLine(const sgdVec3& a1, const sgdVec3& a2, const sgdVec3& point1, const sgdVec3& point2)
|
||||
{
|
||||
sgdVec3 p1, p2;
|
||||
sgdCopyVec3(p1, point1);
|
||||
sgdCopyVec3(p2, point2);
|
||||
bool p1Inside = (p1[0]>=location.left && p1[0]<=location.right && p1[1]>=location.bottom && p1[1]<=location.top);
|
||||
bool p1Inside = (p1[0] >= location.left && p1[0] <= location.right
|
||||
&& p1[1] >= location.bottom && p1[1] <= location.top);
|
||||
bool p1Insight = (p1[2] >= 0.0 && p1[2] < 1.0);
|
||||
bool p1Valid = p1Insight && p1Inside;
|
||||
bool p2Inside = (p2[0]>=location.left && p2[0]<=location.right && p2[1]>=location.bottom && p2[1]<=location.top);
|
||||
bool p2Inside = (p2[0] >= location.left && p2[0] <= location.right
|
||||
&& p2[1] >= location.bottom && p2[1] <= location.top);
|
||||
bool p2Insight = (p2[2] >= 0.0 && p2[2] < 1.0);
|
||||
bool p2Valid = p2Insight && p2Inside;
|
||||
|
||||
|
|
@ -215,41 +242,43 @@ bool runway_instr::drawLine(const sgdVec3& a1, const sgdVec3& a2, const sgdVec3&
|
|||
glEnd();
|
||||
|
||||
} else if (p1Valid) { //p1 is valid and p2 is not, calculate a new valid point
|
||||
sgdVec3 vec = {a2[0]-a1[0], a2[1]-a1[1], a2[2]-a1[2]};
|
||||
sgdVec3 vec = {a2[0] - a1[0], a2[1] - a1[1], a2[2] - a1[2]};
|
||||
//create the unit vector
|
||||
sgdScaleVec3(vec,1.0/sgdLengthVec3(vec));
|
||||
sgdScaleVec3(vec, 1.0 / sgdLengthVec3(vec));
|
||||
sgdVec3 newPt;
|
||||
sgdCopyVec3(newPt,a1);
|
||||
sgdAddVec3(newPt,vec);
|
||||
if (gluProject(newPt[0],newPt[1],newPt[2],mm,pm,view,&p2[0],&p2[1],&p2[2]) && (p2[2]>0&&p2[2]<1.0) ) {
|
||||
boundPoint(p1,p2);
|
||||
sgdCopyVec3(newPt, a1);
|
||||
sgdAddVec3(newPt, vec);
|
||||
if (gluProject(newPt[0], newPt[1], newPt[2], mm, pm, view, &p2[0], &p2[1], &p2[2])
|
||||
&& (p2[2] > 0 && p2[2] < 1.0)) {
|
||||
boundPoint(p1, p2);
|
||||
glBegin(GL_LINES);
|
||||
glVertex2d(p1[0],p1[1]);
|
||||
glVertex2d(p2[0],p2[1]);
|
||||
glVertex2d(p1[0], p1[1]);
|
||||
glVertex2d(p2[0], p2[1]);
|
||||
glEnd();
|
||||
}
|
||||
|
||||
} else if (p2Valid) { //p2 is valid and p1 is not, calculate a new valid point
|
||||
sgdVec3 vec = {a1[0]-a2[0], a1[1]-a2[1], a1[2]-a2[2]};
|
||||
sgdVec3 vec = {a1[0] - a2[0], a1[1] - a2[1], a1[2] - a2[2]};
|
||||
//create the unit vector
|
||||
sgdScaleVec3(vec,1.0/sgdLengthVec3(vec));
|
||||
sgdScaleVec3(vec, 1.0 / sgdLengthVec3(vec));
|
||||
sgdVec3 newPt;
|
||||
sgdCopyVec3(newPt,a2);
|
||||
sgdAddVec3(newPt,vec);
|
||||
if (gluProject(newPt[0],newPt[1],newPt[2],mm,pm,view,&p1[0],&p1[1],&p1[2]) && (p1[2]>0&&p1[2]<1.0)) {
|
||||
boundPoint(p2,p1);
|
||||
sgdCopyVec3(newPt, a2);
|
||||
sgdAddVec3(newPt, vec);
|
||||
if (gluProject(newPt[0], newPt[1], newPt[2], mm, pm, view, &p1[0], &p1[1], &p1[2])
|
||||
&& (p1[2] > 0 && p1[2] < 1.0)) {
|
||||
boundPoint(p2, p1);
|
||||
glBegin(GL_LINES);
|
||||
glVertex2d(p2[0],p2[1]);
|
||||
glVertex2d(p1[0],p1[1]);
|
||||
glVertex2d(p2[0], p2[1]);
|
||||
glVertex2d(p1[0], p1[1]);
|
||||
glEnd();
|
||||
}
|
||||
|
||||
} else if (p1Insight && p2Insight) { //both points are insight, but not inside
|
||||
bool v = boundOutsidePoints(p1,p2);
|
||||
bool v = boundOutsidePoints(p1, p2);
|
||||
if (v) {
|
||||
glBegin(GL_LINES);
|
||||
glVertex2d(p1[0],p1[1]);
|
||||
glVertex2d(p2[0],p2[1]);
|
||||
glVertex2d(p1[0], p1[1]);
|
||||
glVertex2d(p2[0], p2[1]);
|
||||
glEnd();
|
||||
}
|
||||
return v;
|
||||
|
|
@ -259,7 +288,8 @@ bool runway_instr::drawLine(const sgdVec3& a1, const sgdVec3& a2, const sgdVec3&
|
|||
}
|
||||
|
||||
|
||||
void runway_instr::boundPoint(const sgdVec3& v, sgdVec3& m) {
|
||||
void runway_instr::boundPoint(const sgdVec3& v, sgdVec3& m)
|
||||
{
|
||||
double y = v[1];
|
||||
if (m[1] < v[1])
|
||||
y = location.bottom;
|
||||
|
|
@ -267,40 +297,41 @@ void runway_instr::boundPoint(const sgdVec3& v, sgdVec3& m) {
|
|||
y = location.top;
|
||||
|
||||
if (m[0] == v[0]) {
|
||||
m[1]=y;
|
||||
m[1] = y;
|
||||
return; //prevent divide by zero
|
||||
}
|
||||
|
||||
double slope = (m[1]-v[1])/(m[0]-v[0]);
|
||||
m[0] = (y-v[1])/slope + v[0];
|
||||
double slope = (m[1] - v[1]) / (m[0] - v[0]);
|
||||
m[0] = (y - v[1]) / slope + v[0];
|
||||
m[1] = y;
|
||||
|
||||
if (m[0] < location.left) {
|
||||
m[0] = location.left;
|
||||
m[1] = slope * (location.left-v[0])+v[1];
|
||||
m[1] = slope * (location.left - v[0]) + v[1];
|
||||
|
||||
} else if (m[0] > location.right) {
|
||||
m[0] = location.right;
|
||||
m[1] = slope * (location.right-v[0])+v[1];
|
||||
m[1] = slope * (location.right - v[0]) + v[1];
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
bool runway_instr::boundOutsidePoints(sgdVec3& v, sgdVec3& m) {
|
||||
bool pointsInvalid = (v[1]>location.top && m[1]>location.top) ||
|
||||
(v[1]<location.bottom && m[1]<location.bottom) ||
|
||||
(v[0]>location.right && m[0]>location.right) ||
|
||||
(v[0]<location.left && m[0]<location.left);
|
||||
bool runway_instr::boundOutsidePoints(sgdVec3& v, sgdVec3& m)
|
||||
{
|
||||
bool pointsInvalid = (v[1] > location.top && m[1] > location.top) ||
|
||||
(v[1] < location.bottom && m[1] < location.bottom) ||
|
||||
(v[0] > location.right && m[0] > location.right) ||
|
||||
(v[0] < location.left && m[0] < location.left);
|
||||
if (pointsInvalid)
|
||||
return false;
|
||||
|
||||
if (m[0] == v[0]) {//x's are equal, vertical line
|
||||
if (m[1]>v[1]) {
|
||||
m[1]=location.top;
|
||||
v[1]=location.bottom;
|
||||
if (m[1] > v[1]) {
|
||||
m[1] = location.top;
|
||||
v[1] = location.bottom;
|
||||
} else {
|
||||
v[1]=location.top;
|
||||
m[1]=location.bottom;
|
||||
v[1] = location.top;
|
||||
m[1] = location.bottom;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
|
@ -316,8 +347,8 @@ bool runway_instr::boundOutsidePoints(sgdVec3& v, sgdVec3& m) {
|
|||
return true;
|
||||
}
|
||||
|
||||
double slope = (m[1]-v[1])/(m[0]-v[0]);
|
||||
double b = v[1]-(slope*v[0]);
|
||||
double slope = (m[1] - v[1]) / (m[0] - v[0]);
|
||||
double b = v[1] - (slope * v[0]);
|
||||
double y1 = slope * location.left + b;
|
||||
double y2 = slope * location.right + b;
|
||||
double x1 = (location.bottom - b) / slope;
|
||||
|
|
@ -360,48 +391,51 @@ bool runway_instr::boundOutsidePoints(sgdVec3& v, sgdVec3& m) {
|
|||
return (counter == 2);
|
||||
}
|
||||
|
||||
void runway_instr::drawArrow() {
|
||||
void runway_instr::drawArrow()
|
||||
{
|
||||
Point3D ac(0.0), rwy(0.0);
|
||||
ac.setlat(current_aircraft.fdm_state->get_Latitude_deg());
|
||||
ac.setlon(current_aircraft.fdm_state->get_Longitude_deg());
|
||||
rwy.setlat(runway._lat);
|
||||
rwy.setlon(runway._lon);
|
||||
float theta = GetHeadingFromTo(ac,rwy);
|
||||
float theta = GetHeadingFromTo(ac, rwy);
|
||||
theta -= fgGetDouble("/orientation/heading-deg");
|
||||
theta = -theta;
|
||||
glMatrixMode(GL_MODELVIEW);
|
||||
glPushMatrix();
|
||||
glTranslated((location.right+location.left)/2.0,(location.top+location.bottom)/2.0,0.0);
|
||||
glRotated(theta,0.0,0.0,1.0);
|
||||
glTranslated(0.0,arrowRad,0.0);
|
||||
glScaled(arrowScale,arrowScale,0.0);
|
||||
glTranslated((location.right + location.left) / 2.0,(location.top + location.bottom) / 2.0, 0.0);
|
||||
glRotated(theta, 0.0, 0.0, 1.0);
|
||||
glTranslated(0.0, arrowRad, 0.0);
|
||||
glScaled(arrowScale, arrowScale, 0.0);
|
||||
|
||||
glBegin(GL_TRIANGLES);
|
||||
glVertex2d(-5.0,12.5);
|
||||
glVertex2d(0.0,25.0);
|
||||
glVertex2d(5.0,12.5);
|
||||
glVertex2d(-5.0, 12.5);
|
||||
glVertex2d(0.0, 25.0);
|
||||
glVertex2d(5.0, 12.5);
|
||||
glEnd();
|
||||
|
||||
glBegin(GL_QUADS);
|
||||
glVertex2d(-2.5,0.0);
|
||||
glVertex2d(-2.5,12.5);
|
||||
glVertex2d(2.5,12.5);
|
||||
glVertex2d(2.5,0.0);
|
||||
glVertex2d(-2.5, 0.0);
|
||||
glVertex2d(-2.5, 12.5);
|
||||
glVertex2d(2.5, 12.5);
|
||||
glVertex2d(2.5, 0.0);
|
||||
glEnd();
|
||||
glPopMatrix();
|
||||
}
|
||||
|
||||
void runway_instr::setLineWidth() {
|
||||
void runway_instr::setLineWidth()
|
||||
{
|
||||
//Calculate the distance from the runway, A
|
||||
double course, distance;
|
||||
calc_gc_course_dist(Point3D(runway._lon*SGD_DEGREES_TO_RADIANS, runway._lat*SGD_DEGREES_TO_RADIANS, 0.0),
|
||||
Point3D(current_aircraft.fdm_state->get_Longitude(),current_aircraft.fdm_state->get_Latitude(), 0.0 ),
|
||||
&course, &distance);
|
||||
calc_gc_course_dist(Point3D(runway._lon * SGD_DEGREES_TO_RADIANS,
|
||||
runway._lat * SGD_DEGREES_TO_RADIANS, 0.0),
|
||||
Point3D(current_aircraft.fdm_state->get_Longitude(),
|
||||
current_aircraft.fdm_state->get_Latitude(), 0.0 ),
|
||||
&course, &distance);
|
||||
distance *= SG_METER_TO_NM;
|
||||
//Get altitude above runway, B
|
||||
double alt_nm = get_agl();
|
||||
static const SGPropertyNode *startup_units_node
|
||||
= fgGetNode("/sim/startup/units");
|
||||
static const SGPropertyNode *startup_units_node = fgGetNode("/sim/startup/units");
|
||||
|
||||
if (!strcmp(startup_units_node->getStringValue(), "feet"))
|
||||
alt_nm *= SG_FEET_TO_METER*SG_METER_TO_NM;
|
||||
|
|
@ -409,11 +443,11 @@ void runway_instr::setLineWidth() {
|
|||
alt_nm *= SG_METER_TO_NM;
|
||||
|
||||
//Calculate distance away from runway, C = v(A²+B²)
|
||||
distance = sqrt(alt_nm*alt_nm + distance*distance);
|
||||
distance = sqrt(alt_nm * alt_nm + distance*distance);
|
||||
if (distance < scaleDist)
|
||||
glLineWidth( 1.0+( (lnScale-1)*( (scaleDist-distance)/scaleDist)));
|
||||
glLineWidth(1.0 + ((lnScale - 1) * ((scaleDist - distance) / scaleDist)));
|
||||
else
|
||||
glLineWidth( 1.0 );
|
||||
glLineWidth(1.0);
|
||||
|
||||
}
|
||||
|
||||
|
|
|
|||
Loading…
Add table
Reference in a new issue