1. update pointer marker pars 2. camera dragging over map != dragging over scene?

js/ui_init.js

@@ -51,7 +51,7 @@ var SETTINGS = {
     'moreinfo':  true,
     'crosshair': false,
     'shiftspeed' : 0.01,
-    'markersize' : 2,
+    'markersize' : 1,
     'markercolor': "#1f1",
     'slidingdrag': true,
     'basepath': "models",
@@ -474,8 +474,7 @@ function x3d_events(){
 
     elem.addEventListener('keydown',function(e){
 
-        //console.log("scene keydown");
-
+        // 'shift' is for shapes toggling
         if ((e.key=="Shift")||(SETTINGS.highlight&&!SETTINGS.pointer)){
             // select shape
             var sr = elem.runtime.shootRay(e.path[0].mouse_drag_x,e.path[0].mouse_drag_y);
@@ -487,8 +486,11 @@ function x3d_events(){
 
         }
 
+        // sliding marker
         if (e.key=="Control"){
 
+            X3DOMObject.PointerMarker.updatePars();
+
             Scene._ctrlKey = true;
 
             var x,y,z;
@@ -501,7 +503,10 @@ function x3d_events(){
                 dist = parseFloat(mouse.d_xz);
 
                 X3DOMObject.Marker.place(mouse.x,mouse.y,mouse.z,"sliding_sphere");
-                if (Scene.highlighted_marker_index==null) $("#sliding_sphere").find("switch").attr("whichChoice",0);
+
+                if (Scene.highlighted_marker_index==null) {
+                  $("#sliding_sphere").find("switch").attr("whichChoice",0);
+                }
 
             }
 
@@ -513,8 +518,8 @@ function x3d_events(){
 
     elem.addEventListener('keyup',function(e){
 
+        // 'shift' is for shapes toggling
         if (e.key=="Shift"){
-            // select shape
             var sr = elem.runtime.shootRay(e.path[0].mouse_drag_x,e.path[0].mouse_drag_y);
             X3DOMObject.Shape.dehighlight(sr.pickObject);
         }
@@ -558,9 +563,11 @@ function x3d_events(){
 
         //2: new
         if (!e.target) e.target = Scene.element;
+
         var mouse_position = Scene.element.runtime.mousePosition(e);
         var camera = x3dom_getCameraPosOr(mouse_position[0],mouse_position[1],false);
 
+        // these functions belong to 'leaflet.camera-view-marker.js'
         Map.marker.setAltitude(camera.y);
         Map.marker.setElevation(camera.e*Math.PI/180);
 
@@ -569,6 +576,7 @@ function x3d_events(){
 
         if (SETTINGS.highlight&&!SETTINGS.pointer){
 
+          // this is for highlighting, no need to correct zNear bug
           var sr = elem.runtime.shootRay(e.path[0].mouse_drag_x,e.path[0].mouse_drag_y);
           X3DOMObject.Shape.highlight(sr.pickObject);
 
@@ -576,22 +584,14 @@ function x3d_events(){
 
         if ((Scene._ctrlKey)||(SETTINGS.pointer)){
 
-            // show shadow marker
-            //1: old
-            //var mouse = x3dom_getXYPosOr(e.clientX,e.clientY,false);
-
-            //2: new
-            //if (!e.target) e.target = Scene.element;
-            //var mouse_position = Scene.element.runtime.mousePosition(e);
+          // sliding marker
           var mouse = x3dom_getXYPosOr(mouse_position[0],mouse_position[1],false);
-
           var dist = parseFloat(mouse.d_xz) || 1116;
-
           Map.marker.placeSlidingMarker(mouse.a,dist);
 
         }else{
 
-            // hide shadow marker
+            // hide sliding marker
             Map.marker.removeSlidingMarker();
 
         }
@@ -685,6 +685,7 @@ function leaf_events(){
 
                 X3DOMObject.displayMarkInfo(Data.markers.length-1);
 
+                // note: the 2nd place where marker is created is in x3dom_init.js (createNewMarker)
                 //new X3DOMObject.Marker(mark.x,mark.y,mark.z,true);
                 new X3DOMObject.Marker(mark.x,mark.y,mark.z,false);
 
@@ -731,6 +732,7 @@ function leaf_mouseup(e){
 function leaf_mousemove(e){
 
     var Camera = Map.marker;
+
     if (Camera.draggedMarker._index!=null){
       var index = Camera.draggedMarker._index;
       var elem = $("#my-sph-"+index);

js/x3dom_functions.js

@@ -52,23 +52,26 @@ function x3dom_getXYPosOr(cnvx,cnvy,round){
     var elem = Scene.element;
 
     var x,y,z;
+    var xc,yc,zc;
+
     var az,el,sk;
     var id;
 
     var dist_xyz = 1112;
     var dist_xz = 1113;
 
-    //console.log("That event:");
-    //console.log(Scene._stored_x3dom_event);
+    var valid_distance;
+
+    // camera coordinates, not correcting with zNear
     var campos = x3dom_getCameraPosOr();
-    var xc = campos.x;
-    var yc = campos.y;
-    var zc = campos.z;
+    xc = campos.x;
+    yc = campos.y;
+    zc = campos.z;
 
+    // shoot ray based on canvas coordinates
+    // if hits a shape  > .pickPosition and .pickObject
     var shootRay = elem.runtime.shootRay(cnvx,cnvy);
 
-    var valid_distance = true;
-
     // check infinity shape
     if (shootRay.pickPosition != null){
       if ($(shootRay.pickObject).hasClass('INFINITY')){
@@ -80,75 +83,70 @@ function x3dom_getXYPosOr(cnvx,cnvy,round){
 
         var index = Scene.highlighted_marker_index;
 
+        // didn't hit a marker?
         if (index==null){
+            // some marker being dragged but the mouse is not over it. If yes - update index
             if ((Scene.draggedTransformNode!=undefined)&&(Scene.draggedTransformNode!=null)){
                 var sphere = Scene.draggedTransformNode.parent().parent();
                 index = parseInt(sphere.attr("id").substr(7));
             }
         }
 
+        // didn't hit marker
         if ((index==null)||(Data.markers[index]==undefined)){
 
-            x = shootRay.pickPosition.x;
-            y = shootRay.pickPosition.y;
-            z = shootRay.pickPosition.z;
-
-            var xyz = zNear_bug_correction([x,y,z]);
-
+            // needs zNear bug correction
+            var xyz = zNear_bug_correction([shootRay.pickPosition.x,shootRay.pickPosition.y,shootRay.pickPosition.z]);
             x = xyz[0];
             y = xyz[1];
             z = xyz[2];
 
-            //dist_xz  = Math.sqrt(Math.pow(x-xc,2)+Math.pow(z-zc,2));
-
         }else{
 
+            // zNear bug is already corrected
             x = Data.markers[index].x;
             y = Data.markers[index].y;
             z = Data.markers[index].z;
 
-            /*
-            dist_xz  = Data.markers[index].d_x3d;
-            if (isNaN(dist_xz)){
-                dist_xz  = Math.sqrt(Math.pow(x-xc,2)+Math.pow(z-zc,2));;
-            }
-            */
         }
 
-        //dist_xyz = Math.sqrt(Math.pow(y-yc,2)+Math.pow(dist_xz,2));
         id = $(shootRay.pickObject).attr("id");
 
+        valid_distance = true;
+
     }else{
 
+        // returns a |1| viewing direction based on canvas coordinates
         var viewingRay = elem.runtime.getViewingRay(cnvx,cnvy);
 
         x = viewingRay.dir.x;
         y = viewingRay.dir.y;
         z = viewingRay.dir.z;
 
-        //dist_xz = null;
-        //dist_xyz = null;
-
         valid_distance = false;
+
     }
 
+    // to get XZ(horizontal) distance - convert to real world coordinates
     var R0 = Data.camera.Matrices.R0;
     var p_w = new x3dom.fields.SFVec3f(x-xc,y-yc,z-zc);
     var p_rw = R0.multMatrixVec(p_w);
 
     if (valid_distance){
-        dist_xz = Math.sqrt(p_rw.x*p_rw.x+p_rw.z*p_rw.z);
-        dist_xyz = Math.sqrt(p_rw.y*p_rw.y+dist_xz*dist_xz);
+        dist_xz  = Math.sqrt(Math.pow(p_rw.x,2)+Math.pow(p_rw.z,2));
+        dist_xyz = Math.sqrt(Math.pow(p_rw.y,2)+Math.pow(dist_xz,2));
     }else{
         dist_xz = null;
         dist_xyz = null;
     }
 
+    // azimuth, elevation and skew are relative to the camera location
     az = Math.atan2(p_rw.x,-p_rw.z)*180/Math.PI;
     az = (az+360)%360;
     el = Math.atan2(p_rw.y,Math.sqrt(p_rw.x*p_rw.x+p_rw.z*p_rw.z))*180/Math.PI;
     sk = 0;
 
+    // fill out the output
     var result = {
         x: !round? x : x.toFixed(2),
         y: !round? y : y.toFixed(2),
@@ -180,8 +178,6 @@ function x3dom_getXYPosOr(cnvx,cnvy,round){
  */
 function x3dom_getCameraPosOr(round){
 
-    //console.log("Getting PosOr");
-
     var elem = Scene.element;
 
     var m = elem.runtime.viewMatrix().inverse();
@@ -203,20 +199,24 @@ function x3dom_getCameraPosOr(round){
 
     //x3dom_matrix_test();
 
+    var x = tr.x;
+    var y = tr.y;
+    var z = tr.z;
+
     if (!round){
         return {
-            x: tr.x,
-            y: tr.y,
-            z: tr.z,
+            x: x,
+            y: y,
+            z: z,
             a: ypr.yaw,
             e: ypr.pitch,
             s: ypr.roll
         };
     }else{
         return {
-            x: tr.x.toFixed(2),
-            y: tr.y.toFixed(2),
-            z: tr.z.toFixed(2),
+            x: x.toFixed(2),
+            y: y.toFixed(2),
+            z: z.toFixed(2),
             a: ypr.yaw.toFixed(1),
             e: ypr.pitch.toFixed(1),
             s: ypr.roll.toFixed(1)
@@ -244,6 +244,7 @@ function zNear_bug_correction(xyz){
   z = z1;
 
   return [x,y,z];
+  //return xyz;
 
 }
 

js/x3dom_init.js

@@ -317,9 +317,7 @@ X3DOMObject.Shape.prototype._registerEvents = function(){
         if (self._ctrlKey||SETTINGS.pointer){
 
             // place pointer marker
-            $("#sliding_sphere").find('material').attr("diffuseColor",convert_color_l2x(SETTINGS.markercolor));
-            $("#sliding_sphere").find('material').attr("transparency","0.2");
-            $("#sliding_sphere").find('Sphere').attr("radius",SETTINGS.markersize/2);
+            X3DOMObject.PointerMarker.updatePars();
 
             X3DOMObject.Marker.place(x,y,z,"sliding_sphere");
             $("#sliding_sphere").find("switch").attr("whichChoice",0);
@@ -362,7 +360,17 @@ X3DOMObject.Shape.prototype._registerEvents = function(){
 
         if (self._ctrlKey){
 
-          X3DOMObject.createNewMarker(e.originalEvent.worldX,e.originalEvent.worldY,e.originalEvent.worldZ);
+          var x = e.originalEvent.worldX;
+          var y = e.originalEvent.worldY;
+          var z = e.originalEvent.worldZ;
+
+          var xyz = zNear_bug_correction([x,y,z]);
+
+          x = xyz[0];
+          y = xyz[1];
+          z = xyz[2];
+
+          X3DOMObject.createNewMarker(x,y,z);
 
         }
 
@@ -451,6 +459,9 @@ X3DOMObject.Shape.deselect = function(elem){
 
 }
 
+/**
+ * Create marker at x,y,z (need global)
+ */
 X3DOMObject.prototype.createMarker = function(x,y,z,id){
 
     var self = this;
@@ -530,6 +541,7 @@ X3DOMObject.Marker = function(x,y,z,ylevel){
 
 X3DOMObject.Marker.prototype.init = function(){
 
+    // this branch is experimental and inactive
     if (this._ylevel){
 
         //console.log(this._x+" "+this._y+" "+this._z);
@@ -572,81 +584,6 @@ X3DOMObject.Marker.prototype.init = function(){
 
         }
 
-        /*
-        //var from = new x3dom.fields.SFVec3f(this._x, 100, this._z);
-        var from = new x3dom.fields.SFVec3f(0, 0, 0);
-        //var at   = new x3dom.fields.SFVec3f(this._x, -100, this._z);
-        var dir =  new x3dom.fields.SFVec3f(0, -0, -1);//at.subtract(from);
-        // dir gets auto normalized
-        var vray = new x3dom.fields.Ray(from, dir);
-
-        //var vray = Scene.element.runtime.getViewingRay(0,0);
-
-        console.log(vray);
-
-
-        var scene = Scene.element.runtime.canvas.doc._scene;
-        var info  = Scene.element.runtime.canvas.doc._viewarea._pickingInfo;
-
-        console.log(Scene.element.runtime.pickMode());
-        //console.log(Scene.element.runtime.changePickMode('idbuf'));
-        //console.log(Scene.element.runtime.changePickMode('color'));
-        console.log(Scene.element.runtime.changePickMode('texcoord'));
-        //console.log(Scene.element.runtime.changePickMode('box'));
-        console.log(Scene.element.runtime.pickMode());
-
-
-        var isect = scene.doIntersect(vray);
-
-        console.log(info);
-
-        console.log("vr");
-        console.log(vray);
-
-        if (vray.hitObject!=null){
-            console.log($(vray.hitObject._xmlNode).parent().find("ImageTexture").attr("url"));
-            var el = $(vray.hitObject._xmlNode).parent();
-            var bbox = Scene.element.runtime.getSceneBBox();
-            console.log(bbox);
-
-            this._x = vray.hitPoint.x;
-            this._y = vray.hitPoint.y;
-            this._z = vray.hitPoint.z;
-        }
-        */
-        /*
-        // sane output
-        console.log("scene bbox");
-        var bbox = Scene.element.runtime.getSceneBBox();
-        console.log(bbox);
-        */
-
-        /*
-        var sr = Scene.element.runtime.shootRay(1000,450);
-
-        console.log("sr");
-        console.log(sr);
-        */
-
-        /*
-        //while(vray.hitPoint.y>-100){
-        var n=0;
-        while(n<1000){
-
-            var from = new x3dom.fields.SFVec3f(vray.hitPoint.x,vray.hitPoint.y-0.1,vray.hitPoint.z);
-            var at   = new x3dom.fields.SFVec3f(vray.hitPoint.x, -100, vray.hitPoint.z);
-            var dir =  at.subtract(from).normalize();
-            var vray = new x3dom.fields.Ray(from, dir);
-            var isect = scene.doIntersect(vray);
-            console.log(vray);
-            n++;
-
-        }
-        */
-
-        //do intersect
-        //hitobject
-        //get y
     }
 
     this._elem = Scene.createMarker(this._x,this._y,this._z);
@@ -892,6 +829,7 @@ X3DOMObject.Marker.mouseMove = function(event){
                     var sphere = Scene.draggedTransformNode.parent().parent();
                     var index = parseInt(sphere.attr("id").substr(7));
 
+                    // zNear bug correction
                     var xyz = [sr.pickPosition.x,sr.pickPosition.y,sr.pickPosition.z];
                     xyz = zNear_bug_correction(xyz);
 
@@ -932,7 +870,13 @@ X3DOMObject.Marker.drag = function(dx,dy){
 
 X3DOMObject.Marker.slide = function(index,x,y,z){
 
-    var da = x3dom_getDistAngle(x,y,z);
+    // camera coordinates, not correcting with zNear
+    var campos = x3dom_getCameraPosOr();
+    xc = campos.x;
+    yc = campos.y;
+    zc = campos.z;
+
+    var da = x3dom_getDistAngle(x-xc,y-yc,z-zc);
     var distance = da[0];
     var angle = da[1];
 
@@ -1013,6 +957,15 @@ X3DOMObject.PointerMarker.prototype._init = function(){
 
 }
 
+X3DOMObject.PointerMarker.updatePars = function(){
+
+  // place pointer marker
+  $("#sliding_sphere").find('material').attr("diffuseColor",convert_color_l2x(SETTINGS.markercolor));
+  $("#sliding_sphere").find('material').attr("transparency","0.2");
+  $("#sliding_sphere").find('Sphere').attr("radius",SETTINGS.markersize/2);
+
+}
+
 X3DOMObject.PointerMarker.prototype._registerEvents = function(){
 
     var self = this;
@@ -1413,7 +1366,14 @@ X3DOMObject.createNewMarker = function(x,y,z){
   // Create marker on the scene
   new X3DOMObject.Marker(mark.x,mark.y,mark.z);
 
-  var da = x3dom_getDistAngle(mark.x,mark.y,mark.z);
+  // camera coordinates, not correcting with zNear
+  var campos = x3dom_getCameraPosOr();
+  xc = campos.x;
+  yc = campos.y;
+  zc = campos.z;
+
+  // calculate relative to the camera base
+  var da = x3dom_getDistAngle(mark.x-xc,mark.y-yc,mark.z-zc);
   var distance = da[0];
   var angle = da[1];