| 6 | var pos = []; |
| 7 | |
| 8 | function demo() { |
| 9 | |
| 10 | cam ( 90, 20, 100 ); |
| 11 | |
| 12 | world = new OIMO.World({ |
| 13 | timestep: 1/60, |
| 14 | iterations: 8, |
| 15 | broadphase: 2, // 1: brute force, 2: sweep & prune, 3: volume tree |
| 16 | worldscale: 1, |
| 17 | random: true, |
| 18 | info:true // display statistique |
| 19 | }); |
| 20 | |
| 21 | |
| 22 | |
| 23 | // basic geometry body |
| 24 | |
| 25 | var i, j, n, x, y, z, s, b; |
| 26 | var px, py, pz; |
| 27 | var radius = 3; |
| 28 | var margin = 0.3; |
| 29 | var num = 10; |
| 30 | var mx = maxPoint; |
| 31 | var rayon = 8; |
| 32 | var a = (360/mx) * Math.torad; |
| 33 | var spring = [2, 0.3];// soften the joint ex: 100, 0.2 |
| 34 | var isBall = true; |
| 35 | |
| 36 | for( i = 0; i < num; i++){ |
| 37 | |
| 38 | |
| 39 | |
| 40 | n = i*mx; |
| 41 | py = (60 + (i*10)); |
| 42 | px = rand(-40, 40); |
| 43 | pz = rand(-40, 40); |
| 44 | |
| 45 | isBall = randInt(0, 1); |
| 46 | |
| 47 | donutsGeo[i] = new THREE.Tubular({ start:[px,0,pz], end:[px,-40,pz+40], numSegment:mx }, (mx)*3, radius, 12, true ); |
| 48 | donuts[i] = new THREE.Mesh( donutsGeo[i], mat.donut ); |
| 49 | donuts[i].castShadow = true; |
| 50 | donuts[i].receiveShadow = true; |
| 51 | view.addMesh( donuts[i] ); |
| 52 | |
| 53 | pos.push([]) |
| 54 | |
| 55 | for( j = 0; j < mx; j++){ |
| 56 | |
| 57 | x = (Math.sin(j*a) * rayon) + px; |
| 58 | y = py; //+ Math.sin(j*0.5); |
| 59 | z = (Math.cos(j*a) * rayon) + pz; |
| 60 | |
| 61 | add({ type:'sphere', size:[radius], pos:[x, y, z], move:1 }, true ); |
| 62 | |
| 63 | if(isBall){ |
| 64 | |
| 65 | if( j > 0 ) world.add({ type:'jointBall', body1:n+(j-1), body2:n+j, pos1:[-(radius+margin),0, 0], pos2:[(radius+margin),0, 0], collision:true }); |