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index.html
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8"/>
<title>Plume GUI</title>
<script type="text/javascript" src="../plumeGUI/three.js"></script>
<script type="text/javascript" src="../plumeGUI/math.js"></script>
<script type="text/javascript" src="../plumeGUI/OrbitControls.js"></script>
<script type="text/javascript" src="../plumeGUI/TrackballControls.js"></script>
<script type="text/javascript" src="../plumeGUI/delaunay.js"></script>
<script type="text/javascript" src="../plumeGUI/dat.gui.js"></script>
<style>
body
{
margin: 0;
overflow: hidden;
}
#inset
{
width: 125px;
height: 125px;
background-color: rgba(255,255,255,0.0); /* or transparent; will show through only if renderer alpha: true */
margin: 15px;
padding: 0px;
position: fixed;
left: 0px;
bottom: 0px;
z-index: 1;
}
</style>
</head>
<body>
<input id="myInput" type="file" multiple style="visibility:hidden" />
<div id="WebGL-output">
</div>
<div id="inset"> </div>
<script type="text/javascript">
var container, container2, scene, scene2, camera, camera2, webGLRenderer, renderer2, insetRenderer, trackballControls, trackballControls2;
var clock = new THREE.Clock();
var clock2 = new THREE.Clock();
var CANVAS_WIDTH = 200, CANVAS_HEIGHT = 200, CAM_DISTANCE = 50;
var newMesh;
var group = new THREE.Object3D();
var plumemat = new THREE.MeshBasicMaterial({color: 0xD2D2D2, transparent: true, opacity: 0.5});
init();
render();
function init()
{
scene = new THREE.Scene();
camera = new THREE.PerspectiveCamera(60, window.innerWidth / window.innerHeight, 0.1, 1000);
camera.position.x = 0;
camera.position.y = 0;
camera.position.z = 400;
var axisinset = document.getElementById('inset');
//axisinset.style.display = 'none';
renderer2 = new THREE.WebGLRenderer({ alpha: true });
renderer2.setClearColor( 0x000000, 0 );
renderer2.setSize( 125, 125 );
axisinset.appendChild( renderer2.domElement );
scene2 = new THREE.Scene();
camera2 = new THREE.PerspectiveCamera( 60, window.innerWidth / window.innerHeight, 0.1, 1000 );
var axes = coordAxes( 99 );
scene2.add( axes );
// add spotlight for the shadows
var spotLight = new THREE.SpotLight(0xffffff);
spotLight.position.set(200, 300, -200);
spotLight.castShadow = true;
scene.add(spotLight);
// add subtle ambient lighting
var ambiColor = "#0c0c0c";
var ambientLight = new THREE.AmbientLight(ambiColor);
scene.add(ambientLight);
var hemiLight = new THREE.HemisphereLight(0x0000ff, 0x00ff00, 0.6);
hemiLight.position.set(0, 500, 0);
scene.add(hemiLight);
webGLRenderer = new THREE.WebGLRenderer();
webGLRenderer.setClearColor(new THREE.Color(0xFFFFFF, 1.0));
webGLRenderer.setSize(window.innerWidth, window.innerHeight);
webGLRenderer.shadowMapEnabled = true;
trackballControls = new THREE.TrackballControls(camera);
trackballControls.rotateSpeed = 2.0;
trackballControls.zoomSpeed = 2.0;
trackballControls.panSpeed = 2.0;
trackballControls.staticMoving = true;
document.getElementById("WebGL-output").appendChild(webGLRenderer.domElement);
plotbathymetry();
var controls = new function ()
{
this.opacity = plumemat.opacity;
this.transparent = plumemat.transparent;
this.wireframe = plumemat.wireframe;
};
var filelist = [];
var currentFileID = -1;
var gui = new dat.GUI();
var GuiConfig = function()
{
this['File Path'] = 'No Plume Loaded';
this['Load Plume'] = function()
{
var input = document.getElementById("myInput");
input.addEventListener('change', function(evt)
{
for (var i in gui.__controllers)
{
gui.__controllers[i].updateDisplay();
}
filelist = evt.target.files;
currentFileID = 0;
openselectedfile( filelist, 0 );
});
input.click();
};
this['Next Timestep >>'] = function()
{
if ( currentFileID < filelist.length-1)
{
currentFileID++;
openselectedfile( filelist, currentFileID );
}
};
this['Last Timestep <<'] = function()
{
if ( currentFileID > 0)
{
currentFileID--;
openselectedfile( filelist, currentFileID );
}
};
};
function openselectedfile( filelist, chosenFileID )
{
config['File Path'] = filelist[chosenFileID];
for (var i = group.children.length - 1; i > 0; i--)
group.remove(group.children[i]);
var reader = new FileReader();
reader.onload = function(e)
{
var text = e.target.result;
var inputlines = text.split(/[\r\n]+/g);
var pattern, result;
for (var i=0; i<inputlines.length; i++)
{
var thisline = inputlines[i];
var vectors = thisline.split(" ");
if ( vectors.length == 3 && parseInt(vectors[0])==155 && parseInt(vectors[1])==155)
{
var plumegeometry = new THREE.Geometry();
i++;
var points_num_string = inputlines[i];
var points_num = parseInt(points_num_string);
var j;
for (j=i+1; j<i+points_num+1; j++)
{
thisline = inputlines[j];
var coordinates = thisline.split(" ");
plumegeometry.vertices.push( new THREE.Vector3( parseFloat( coordinates[0] ), parseFloat( coordinates[1] ), parseFloat( coordinates[2]) ) );
}
i = j;
var faces_num_string = inputlines[i];
var faces_num = parseInt(faces_num_string);
for (j=i+1; j<i+faces_num+1; j++)
{
thisline = inputlines[j];
var coordinates = thisline.split(" ");
plumegeometry.faces.push( new THREE.Face3( parseInt( coordinates[1] ), parseInt( coordinates[2] ), parseInt( coordinates[3]) ) );
}
i = j;
plumegeometry.computeFaceNormals();
plumegeometry.computeVertexNormals();
plumegeometry.computeBoundingSphere();
var plumemesh = new THREE.Mesh(plumegeometry, plumemat);
plumemesh.castShadow = true;
plumemesh.receiveShadow = true;
group.add(plumemesh);
}
}
scene.add( group );
};
reader.readAsText(filelist[chosenFileID],"UTF-8");
}
var config = new GuiConfig();
gui.add(config, 'File Path', config['File Path']);
gui.add(config, 'Load Plume');
gui.add(config, 'Next Timestep >>');
gui.add(config, 'Last Timestep <<');
var spGui = gui.addFolder("Mesh");
spGui.add(controls, 'opacity', 0, 1).onChange(function (e) { plumemat.opacity = e });
spGui.add(controls, 'transparent').onChange(function (e) { plumemat.transparent = e });
spGui.add(controls, 'wireframe').onChange(function (e) { plumemat.wireframe = e });
}
function render()
{
var delta = clock.getDelta();
trackballControls.update(delta);
requestAnimationFrame(render);
webGLRenderer.render(scene, camera);
camera2.position.copy( camera.position );
camera2.position.setLength( 200 );
camera2.lookAt( scene2.position );
renderer2.render( scene2, camera2 );
}
function buildAxis( src, dst, colorHex, dashed )
{
var geom = new THREE.Geometry(), mat;
if (dashed)
mat = new THREE.LineDashedMaterial({ linewidth: 3, color: colorHex, dashSize: 3, gapSize: 3 });
else
mat = new THREE.LineBasicMaterial({ linewidth: 3, color: colorHex });
geom.vertices.push( src.clone() );
geom.vertices.push( dst.clone() );
geom.computeLineDistances(); // This one is SUPER important, otherwise dashed lines will appear as simple plain lines
var axis = new THREE.Line( geom, mat, THREE.LineSegments );
return axis;
}
function coordAxes( length )
{
var axes = new THREE.Object3D();
axes.add( buildAxis( new THREE.Vector3( 0, 0, 0 ), new THREE.Vector3( length, 0, 0 ), 0xFF0000, false ) ); // +X
axes.add( buildAxis( new THREE.Vector3( 0, 0, 0 ), new THREE.Vector3( -length, 0, 0 ), 0xFF0000, true) ); // -X
axes.add( buildAxis( new THREE.Vector3( 0, 0, 0 ), new THREE.Vector3( 0, length, 0 ), 0x00FF00, false ) ); // +Y
axes.add( buildAxis( new THREE.Vector3( 0, 0, 0 ), new THREE.Vector3( 0, -length, 0 ), 0x00FF00, true ) ); // -Y
axes.add( buildAxis( new THREE.Vector3( 0, 0, 0 ), new THREE.Vector3( 0, 0, length ), 0x0000FF, false ) ); // +Z
axes.add( buildAxis( new THREE.Vector3( 0, 0, 0 ), new THREE.Vector3( 0, 0, -length ), 0x0000FF, true ) ); // -Z
axes.rotation.x = -0.4*Math.PI;
return axes;
}
function plotbathymetry()
{
var surfacegeometry = new THREE.Geometry();
var xhttp = new XMLHttpRequest();
var vertices = [];
xhttp.onreadystatechange = function()
{
if (this.readyState == 4 && this.status == 200)
{
var inputlines = this.responseText.split("\n");
var f = 0, f1 = 0, f2 = 0, f2a = 0, f3 = 0;
for (var i=0; i<inputlines.length; i++)
{
var thisline = inputlines[i];
var vectors = thisline.split(" ");
var p1_x = 4*(parseFloat(vectors[0])+35) - 1;
var p1_y = 4*(parseFloat(vectors[1])+25) - 1;
var p1_z = 4*(parseFloat(vectors[2])-5) + 4;
var p2_x = 4*(parseFloat(vectors[3])+35) - 1;
var p2_y = 4*(parseFloat(vectors[4])+25) - 1;
var p2_z = 4*(parseFloat(vectors[5])-5) + 4;
var p3_x = 4*(parseFloat(vectors[6])+35) - 1;
var p3_y = 4*(parseFloat(vectors[7])+25) - 1;
var p3_z = 4*(parseFloat(vectors[8])-5) + 4;
surfacegeometry.vertices.push(new THREE.Vector3( p1_x, p1_y, p1_z ));
surfacegeometry.vertices.push(new THREE.Vector3( p2_x, p2_y, p2_z ));
surfacegeometry.vertices.push(new THREE.Vector3( p3_x, p3_y, p3_z ));
surfacegeometry.faces.push( new THREE.Face3( f, f+1, f+2 ) );
f+=3;
}
surfacegeometry.computeFaceNormals();
var mat = new THREE.MeshLambertMaterial({color: 0xFF9933});
var planemesh = new THREE.Mesh(surfacegeometry, mat);
planemesh.castShadow = true;
planemesh.receiveShadow = true;
group.add(planemesh);
}
scene.add( group );
group.rotation.x = -0.4*Math.PI;
group.translateX( -18 );
};
xhttp.open("GET", "covisbathytri.txt", true);
xhttp.send();
}
</script>
</body>
</html>