mattburchett/webglmapview
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Draw lines. Random lines.

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This commit is contained in:
Rob L 2016-07-25 12:03:08 -04:00
parent 1374f238d9
commit 87ad2552af
2 changed files with 35 additions and 8 deletions
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6
js/GUI.Utils.js
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@ -13,6 +13,8 @@ $(document).ready(function() {
zoomfocus(selected); zoomfocus(selected);
}); });
$('#calctnd').click(function() { $('#calctnd').click(function() {
removeEntity('arrow');
lastInputBox = null;
$('#cal_start').html( $('#pointa option:selected').text() ); $('#cal_start').html( $('#pointa option:selected').text() );
$('#cal_end').html( $('#pointb option:selected').text() ); $('#cal_end').html( $('#pointb option:selected').text() );
$('#cal_speed').html( $('#speed').val() +" " + $('#speedunit option:selected').val() ); $('#cal_speed').html( $('#speed').val() +" " + $('#speedunit option:selected').val() );
@ -20,7 +22,9 @@ $(document).ready(function() {
var eta = calcETA({'speed': $('#speed').val(), 'unit': $('#speedunit option:selected').val()},dist) var eta = calcETA({'speed': $('#speed').val(), 'unit': $('#speedunit option:selected').val()},dist)
$('#cal_eta').html( timeformat(eta) ); $('#cal_eta').html( timeformat(eta) );
$('#cal_dist').html( dist.toFixed(2) + " PC"); $('#cal_dist').html( dist.toFixed(2) + " PC");
if ( $('#pointa option:selected').text() != $('#pointb option:selected').text() ) {
drawline(grabPositionByName($('#pointa option:selected').text()),grabPositionByName($('#pointb option:selected').text()));
}
}); });
$("#pointa").focus(function() { $("#pointa").focus(function() {

37
js/mapviewgl.js
View File

@ -235,13 +235,13 @@ function zoomfocus(name) {
} }
function drawline(name,origin,dest) { function drawline(origin,dest) {
var geometry = new THREE.Geometry(); var direction = dest.clone().sub(origin);
var material = new THREE.LineBasicMaterial( { color: '#FFF', }); var length = origin.distanceTo(dest);
geometry.vertices.push(origin, direction); var arrowHelper = new THREE.ArrowHelper(direction.normalize(),origin,length,0xffffff,10,5);
var line = new THREE.Line( geometry, material ); arrowHelper.name = "arrow";
ray.name = "test"; scene.add( arrowHelper );
scene.add(ray);
animate(); animate();
} }
@ -301,3 +301,26 @@ function calcDist(pointa, pointb) {
var distance = obj_A.position.distanceTo(obj_B.position); var distance = obj_A.position.distanceTo(obj_B.position);
return distance; return distance;
} }
function grabPositionByName(name) { return scene.getObjectByName(name).position; }
function calcEndpointByHeading(heading,startvec = new THREE.Vector3(0,0,0)) {
// heading.x = azimuth
// heading.y = inclination
// heading.z = radius (distance)
var calcvec = new THREE.Vector3();
calcvec.x = Math.cos(heading.x / 180 * Math.PI ) * Math.cos(heading.y / 180 * Math.PI ) * heading.z;
calcvec.x = Number(calcvec.x.toFixed(6));
if (Math.sign(calcvec.x) == -1 && calcvec.x == 0) { calcvec.x=0; } // A dirty hack to fix negative zero situations.
calcvec.y = Math.sin(heading.x / 180 * Math.PI ) * Math.cos(heading.y / 180 * Math.PI ) * heading.z;
calcvec.y = Number(calcvec.y.toFixed(6));
if (Math.sign(calcvec.y) == -1 && calcvec.y == 0) { calcvec.y=0; } // A dirty hack to fix negative zero situations.
calcvec.z = Math.sin(heading.y / 180 * Math.PI) * heading.z;
calcvec.z = Number(calcvec.z.toFixed(6));
if (Math.sign(calcvec.z) == -1 && calcvec.z == 0) { calcvec.z=0; } // A dirty hack to fix negative zero situations.
var finalvec = new THREE.Vector3();
calcvec.add(startvec);
return calcvec;
}