Changeset 3010 in orxonox.OLD for orxonox/branches/bezierTrack/src

Timestamp:

Nov 27, 2004, 1:05:47 AM (20 years ago)

Author:

bensch

Message:

orxonox/branches/bezierTrack: moveing possible (strange Camera-behaviour)

Location:

orxonox/branches/bezierTrack/src

Files:

• track.cc (modified) (6 diffs)
• track.h (modified) (2 diffs)
• vector.cc (modified) (2 diffs)
• vector.h (modified) (1 diff)
• world.cc (modified) (3 diffs)

orxonox/branches/bezierTrack/src/track.cc

@@ -17 +17 @@
 
 #include "track.h"
+  float t = .0;
 
 using namespace std;
@@ -25 +26 @@
 Track::Track ()
 {
-        ID = 0;
-        offset = NULL;
-        end = NULL;
-        nextID = 0;
-}
+  this->next = NULL;
+  this->previous = NULL;
 
-/**
-        \brief creates a functional base Track part
-        \param number: the ID if this Track part
-        \param next: the ID of the next Track part
-        \param start: pointer to an anchor point (Vector) representing the offset of this part
-        \param finish: pointer to an anchor point (Vector) representing the end of this part
-*/
-Track::Track (Uint32 number, Uint32 next, Vector* start, Vector* finish)
-{
-        ID = number;
-        offset = start;
-        end = finish;
-        nextID = next;
+  curve = BezierCurve();
 }
 
@@ -51 +37 @@
 Track::~Track ()
 {
+  if (next != NULL)
+    delete next;
+  if (previous != NULL)
+    delete previous;
 }
 
@@ -56 +46 @@
 {
   
+}
+
+void Track::addPoint (Vector& point)
+{
+  curve.addNode(point);
+
+  return;
+}
+
+
+void Track::addHotPoint (Vector& hotPoint)
+{
+
+  return;
 }
 
@@ -70 +74 @@
 void Track::map_camera (Location* lookat, Placement* camplc)
 {
-  Line trace(*offset, *end - *offset);
-  float l = trace.len ();
+  t+=.001;
+  if (t> 1) t =0;
+  //  Line trace(*offset, *end - *offset);
+  //  float l = trace.len ();
   
-  //    camplc->r = *offset + Vector(0,0,0.5);
-  //    camplc->w = Quaternion (trace.a, Vector(0,0,1));
-  float r = (lookat->dist)*PI / l;
-  camplc->r = trace.r + (trace.a * ((lookat->dist-10.0) / l)) + Vector(0,0,5.0);
-  
+  //  float r = (lookat->dist)*PI / l;
+  // camplc->r = trace.r + (trace.a * ((lookat->dist-10.0) / l)) + Vector(0,0,5.0);
+  camplc->r = curve.calcPos(t) + (curve.calcDir(t)* ((lookat->dist-10)/t)) + Vector(0,0,5.0);
+                                 
   Vector w(0.0,0.0,0.0);
-  w=Vector(0,0,0) - ((trace.r + (trace.a * ((lookat->dist) / l)) - camplc->r));
+  //  w=Vector(0,0,0) - ((trace.r + (trace.a * ((lookat->dist) / l)) - camplc->r));
+  w = Vector(0,0,0) - (((curve.calcPos(t)) + ((curve.calcDir(t)) * ((lookat->dist) / t)) - camplc->r));
+
   //Vector up(0.0,sin(r),cos(r)); // corrupt...
   Vector up(0.0, 0.0, 1.0);
@@ -105 +112 @@
 bool Track::map_coords (Location* loc, Placement* plc)
 {
-        Line trace(*offset, *end - *offset);
-        float l = trace.len ();
+  //Line trace(*offset, *end - *offset);
+  //    float l = trace.len ();
         
         /* change to the next track? */
-        if( loc->dist > l)
-        {
-                loc->dist -= l;
-                loc->part = nextID;
+        //      if( loc->dist > l)
+        //{
+        //      loc->dist -= l;
+        //      loc->part = nextID;
                 //FIXME: loc->track = this;
-                return true;
-        }
+                //return true;
+                //}
         
         /* this quaternion represents the rotation from start-vector (0,0,1) to the direction of
          * the track */
-        Quaternion dir(trace.a, Vector(0,0,1)); 
+        Quaternion dir(curve.calcDir(t), Vector(0,0,1)); 
 
-        plc->r = trace.r + (trace.a * ((loc->dist) / l)) + /*dir.apply*/(loc->pos);
+        plc->r = curve.calcPos(t) + (curve.calcDir(t) * ((loc->dist) / t)) + /*dir.apply*/(loc->pos);
         plc->w = dir * loc->rot;
         

orxonox/branches/bezierTrack/src/track.h

@@ -20 +20 @@
   Vector* offset;
   Vector* end;
+  BezierCurve curve;
   // Vector* direction; // unity direction vector: it is costy to always recalculate it
   //Vector* up; // direction where up is ment to be - diffuse in space, eh?
@@ -25 +26 @@
   Uint32 nextID;
   
+  Track* next;
+  Track* previous;
         
  public:
   Track ();
-  Track (Uint32 number, Uint32 next, Vector* start, Vector* finish);
+  
   ~Track ();
   virtual void init();
+
+  void addPoint (Vector& point);
+  void addHotPoint (Vector& hotPoint);
   
   virtual void post_enter (WorldEntity* entity);        // handle coordinate transition in here !!! (when dist < 0 or dist > lasttracklenght)

orxonox/branches/bezierTrack/src/vector.cc

@@ -919 +919 @@
   munk = pow(1-t,(double)nodeCount);
   
-  for (k=0; k<=nodeCount; k++) {
+  for (k=0; k<=nodeCount-1; k++) {
     nn = nodeCount;
     kn = k;
@@ -947 +947 @@
 }
 
-Vector BezierCurve::calcDirection (float t)
+Vector BezierCurve::calcDir (float t)
 {
   double diff = .00000000001;

orxonox/branches/bezierTrack/src/vector.h

@@ -178 +178 @@
   void addNode (const Vector& newNode);
   Vector calcPos (float t);
-  Vector calcDirection (float t);
+  Vector calcDir (float t);
   
   Vector getPos () const;

orxonox/branches/bezierTrack/src/world.cc

@@ -101 +101 @@
             this->pathnodes = new Vector[6];
             this->pathnodes[0] = Vector(0, 0, 0);
-            this->pathnodes[1] = Vector(1000, 0, 0);
-            //      this->pathnodes[2] = Vector(-100, 140, 0);
-            //      this->pathnodes[3] = Vector(0, 180, 0);
-            //      this->pathnodes[4] = Vector(100, 140, 0);
-            //      this->pathnodes[5] = Vector(100, 40, 0);
+            this->pathnodes[1] = Vector(10, 5, 0);
+            this->pathnodes[2] = Vector(20, 0, 0);
+            this->pathnodes[3] = Vector(10, 3, 0);
+            this->pathnodes[4] = Vector(50, 0, 0);
+            this->pathnodes[5] = Vector(100, 0, 0);
             
             // create the tracks
-            this->tracklen = 2;
-            this->track = new Track[2];
+            this->tracklen = 5;
+            this->track = new Track();
             for( int i = 0; i < this->tracklen; i++)
               {
-                this->track[i] = Track( i, (i+1)%this->tracklen, &this->pathnodes[i], &this->pathnodes[(i+1)%this->tracklen]);
+                //              this->track[i] = Track( i, (i+1)%this->tracklen, &this->pathnodes[i], &this->pathnodes[(i+1)%this->tracklen]);
+                track->addPoint(this->pathnodes[i]);
               }
             
@@ -152 +153 @@
             for( int i = 0; i < this->tracklen; i++)
               {
-                this->track[i] = Track( i, (i+1)%this->tracklen, &this->pathnodes[i], &this->pathnodes[(i+1)%this->tracklen]);
+                //              this->track[i] = Track( i, (i+1)%this->tracklen, &this->pathnodes[i], &this->pathnodes[(i+1)%this->tracklen]);
               }
             
@@ -428 +429 @@
     }
 
-  for( int i = 0; i < tracklen; i++) track[i].tick (seconds);
+  //  for( int i = 0; i < tracklen; i++) track[i].tick (seconds);
 }