vmario/Doodle3D-Slicer
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cleaned up code

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casperlamboo 2015-04-28 18:10:16 +02:00
parent b6884b6266
commit 5015d31bce
2 changed files with 20 additions and 20 deletions
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37
slice_test.html
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@ -61,21 +61,23 @@ var geometry = new THREE.TorusGeometry(20, 10, 10, 10);
var mesh = new THREE.Mesh(geometry, material); var mesh = new THREE.Mesh(geometry, material);
scene.add(mesh); scene.add(mesh);
var slicer = new D3D.Slicer().setGeometry(geometry); (function () {
//var slices = slicer.slice(200, 0.2); var slicer = new D3D.Slicer().setGeometry(geometry);
var slices = slicer.slice(1, 1); var slices = slicer.slice(200, 0.2);
//var slices = slicer.slice(1, 1);
CAL.Scene.setCanvas(document.getElementById("canvas")); CAL.Scene.setCanvas(document.getElementById("canvas"));
//error at layer 0;
//maybe because of geomety
var layer = 4;
var shapes = []; var shapes = [];
for (var layer = 0; layer < slices.length; layer ++) {
var slice = slices[layer]; var slice = slices[layer];
for (var i = 0; i < slice.length; i ++) { for (var i = 0; i < slice.length; i ++) {
var shape = new CAL.Shape({shapeColor: false}); var shape = new CAL.Shape({shapeColor: false});
CAL.Scene.add(shape);
shapes.push(shape); shapes.push(shape);
for (var j = 0; j < slice[i].length; j ++) { for (var j = 0; j < slice[i].length; j ++) {
@ -83,22 +85,21 @@ for (var layer = 0; layer < slices.length; layer ++) {
shape.addPoint(new CAL.Vector((point.x-100) * 5 + 200, (point.y-100) * 5 + 200)); shape.addPoint(new CAL.Vector((point.x-100) * 5 + 200, (point.y-100) * 5 + 200));
} }
} }
}
CAL.Scene.draw(); for (var i = 0; i < shapes.length; i ++) {
var shape = shapes[i];
CAL.Scene.context.strokeStyle = "#FF0000"; shape.draw(CAL.Scene.context);
CAL.Scene.context.strokeStyle = "#FF0000";
for (var i = 0; i < shapes.length; i ++) { for (var j = 0; j < shape.points.length; j ++) {
var shape = shapes[i]; var normal = shape.getNormal(j).scale(20);
var point = shape.points[j];
for (var j = 0; j < shape.points.length; j ++) { normal.draw(CAL.Scene.context, point.x, point.y);
var normal = shape.getNormal(j).scale(20); }
var point = shape.points[j];
normal.draw(CAL.Scene.context, point.x, point.y);
} }
} })();
(function animate () { (function animate () {
requestAnimationFrame(animate); requestAnimationFrame(animate);

3
src/slicer.js
View File

@ -87,7 +87,6 @@ D3D.Slicer.prototype.slice = function (height, step) {
var plane = new THREE.Plane(); var plane = new THREE.Plane();
for (var z = 0; z < height; z += step) { for (var z = 0; z < height; z += step) {
z += 1;
plane.set(new THREE.Vector3(0, -1, 0), z); plane.set(new THREE.Vector3(0, -1, 0), z);
var slice = []; var slice = [];
@ -133,7 +132,7 @@ D3D.Slicer.prototype.slice = function (height, step) {
var normal = new THREE.Vector2().copy(intersection).sub(intersections[index]).normal().normalize(); var normal = new THREE.Vector2().copy(intersection).sub(intersections[index]).normal().normalize();
var faceNormal = faceNormals[j]; var faceNormal = faceNormals[j];
if (normal.dot(faceNormal) < 0) { if (normal.dot(faceNormal) > 0) {
break; break;
} }
else { else {