Changed reverse camera
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7be88ccbfd
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14e34c0e94
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@ -72,3 +72,111 @@ ReverseCamera.prototype.initExtremity = function() {
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return this.mesh;
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}
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ReverseCamera.prototype.regenerateArrow = function(mainCamera) {
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var vertices = new Array();
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// First point of curve
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var f0 = mainCamera.position.clone();
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f0.add(Tools.mul(Tools.sum(new THREE.Vector3(0,-0.5,0), Tools.diff(this.target, this.position).normalize()),2));
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// Last point of curve
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var f1 = this.position.clone();
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// Last derivative of curve
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var fp1 = Tools.diff(this.target, this.position);
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fp1.normalize();
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fp1.multiplyScalar(2);
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// Camera direction
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var dir = Tools.diff(this.position, mainCamera.position);
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dir.normalize();
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if (fp1.dot(dir) < -0.5) {
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// Regen polynom with better stuff
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// var new_dir = Tools.cross(Tools.diff(this.position, mainCamera.position).normalize(), mainCamera.up);
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// new_dir.multiplyScalar(new_dir.dot(fp1) < 0 ? 1 : -1);
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// new_dir.add(dir);
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// new_dir.add(dir);
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// new_dir.multiplyScalar(2);
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// f0.add(new_dir);
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if (mainCamera.position.y > this.position.y) {
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f0.add(new THREE.Vector3(0,2,0));
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} else {
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f0.add(new THREE.Vector3(0,-2,0));
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}
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}
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fp1.multiplyScalar(4);
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var hermite = new Hermite.special.Polynom(f0, f1, fp1);
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var up = this.up.clone();
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var point;
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var deriv;
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var limit = this.fullArrow ? 0.1 : 0.3;
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// for (var i = this.fullArrow ? 0 : 0.5; i <= 1.001; i += 0.05) {
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for (var i = 1; i > limit; i -= 0.1) {
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point = hermite.eval(i);
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deriv = hermite.prime(i);
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up.cross(deriv);
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up.cross(deriv);
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up.multiplyScalar(-1);
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up.normalize();
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var coeff = i * i * this.size / 2;
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var left = Tools.cross(up, deriv); left.normalize(); left.multiplyScalar(coeff);
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var other = Tools.cross(deriv, left); other.normalize(); other.multiplyScalar(coeff);
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vertices.push(
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Tools.sum(Tools.sum(point, left), other),
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Tools.sum(Tools.diff(point, left), other),
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Tools.diff(point, Tools.sum(other,left)),
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Tools.sum(Tools.diff(point, other), left)
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);
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}
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this.arrow.geometry.vertices = vertices;
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if (this.arrow.geometry.faces.length == 0) {
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var faces = new Array();
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for (var i = 0; i < vertices.length - 4; i+= 4) {
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faces.push(new THREE.Face3(i,i+1,i+5),new THREE.Face3(i,i+5,i+4),
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new THREE.Face3(i+1,i+2,i+6),new THREE.Face3(i+1,i+6,i+5),
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new THREE.Face3(i+2,i+3,i+7),new THREE.Face3(i+2,i+7,i+6),
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new THREE.Face3(i,i+7,i+3), new THREE.Face3(i,i+4,i+7));
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}
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var len = vertices.length;
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faces.push(new THREE.Face3(len-4,len-3,len-2), new THREE.Face3(len-4,len-2,len-1));
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var max = 0;
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for (var i = 0; i < faces.length; i++) {
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max = Math.max(max, faces[i].a, faces[i].b, faces[i].c);
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}
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console.log(max + '/' + len);
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this.arrow.geometry.faces = faces;
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this.arrow.geometry.facesNeedUpdate = true;
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}
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// this.arrow.geometry.mergeVertices();
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this.arrow.geometry.computeFaceNormals();
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// this.arrow.geometry.computeVertexNormals();
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this.arrow.geometry.computeBoundingSphere();
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// this.arrow.geometry.vertices[0] = new THREE.Vector3(); // mainCamera.position.clone();
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// this.arrow.geometry.vertices[1] = this.position.clone();
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this.arrow.geometry.dynamic = true;
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this.arrow.geometry.verticesNeedUpdate = true;
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this.arrow.geometry.elementsNeedUpdate = true;
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this.arrow.geometry.groupsNeedUpdate = true;
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this.arrow.geometry.normalsNeedUpdate = true;
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}
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