Viewing Program

Program Data

Program thumbnail for "{props.program.title}"

Title	New Webpage
ID	5714463321931776
Created	1 years ago, 1703632981003
Updated	1 years ago, 1705121275208
Code	<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>New Webpage</title> <style> html, body{ overflow: hidden; margin: 0px; width: 100%; height: 100%; } </style> </head> <body> <canvas id="canvas1" height="600" width="600"></canvas> <script type> //{ var canvas = document.getElementById("canvas1"); var ctx = canvas.getContext("2d", willReadFrequently=true); var focalLength = 4.06; var aperture = 0.1; var _sqrt = Math.sqrt; var _abs = Math.abs; var _sign = Math.sign; var _sin = Math.sin; var _cos = Math.cos; function dist(x1, y1, z1, x2, y2, z2){ if(arguments.length > 4){ return Math.sqrt((x1 - x2)(x1 - x2) + (y1 - y2)(y1 - y2) + (z1 - z2)(z1 - z2)); }else{ return Math.sqrt((x1 - z1)(x1 - z1) + (y1 - x2)(y1 - x2)); } } function fill(r, g, b, a){ if(b !== undefined){ if(a !== undefined){ ctx.fillStyle = "rgba(" + r + ", " + g + ", " + b + ", " + a/255 + ")"; }else{ ctx.fillStyle = "rgb(" + r + ", " + g + ", " + b + ")"; } }else{ if(g !== undefined){ ctx.fillStyle = "rgba(" + r + ", " + r + ", " + r + ", " + g/255 + ")"; }else{ ctx.fillStyle = "rgba(" + r + ", " + r + ", " + r + ")"; } } } function background(r, g, b, a){ ctx.save(); fill(r, g, b, a); ctx.fillRect(0, 0, 600, 600); ctx.restore(); } function stroke(r, g, b, a){ if(b !== undefined){ if(a !== undefined){ ctx.strokeStyle = "rgba(" + r + ", " + g + ", " + b + ", " + a + ")"; }else{ ctx.strokeStyle = "rgb(" + r + ", " + g + ", " + b + ")"; } }else{ if(g !== undefined){ ctx.strokeStyle = "rgba(" + r + ", " + r + ", " + r + ", " + g + ")"; }else{ ctx.strokeStyle = "rgba(" + r + ", " + r + ", " + r + ")"; } } } function rect(x, y, w, h){ ctx.fillRect(x, y, w, h); } function circle(x, y, r){ ctx.beginPath(); ctx.arc(x, y, r, 0, Math.PI2); ctx.fill(); } function line(x1, y1, x2, y2){ ctx.moveTo(x1, y1); ctx.lineTo(x2, y2); ctx.stroke(); } function quad(x1, y1, x2, y2, x3, y3, x4, y4){ ctx.beginPath(); ctx.moveTo(x1, y1); ctx.lineTo(x2, y2); ctx.lineTo(x3, y3); ctx.lineTo(x4, y4); ctx.fill(); } function pushMatrix(){ ctx.save(); } function popMatrix(){ ctx.restore(); } function translate(x, y){ ctx.translate(x, y); } function rotate(t){ ctx.rotate(tMath.PI/180); } function scale(x, y){ ctx.scale(x, y); } function mult3x3(m1, m2){ return [ (m1[0]m2[0] + m1[3]m2[1] + m1[6]m2[2]), (m1[1]m2[0] + m1[4]m2[1] + m1[7]m2[2]), (m1[2]m2[0] + m1[5]m2[1] + m1[8]m2[2]), (m1[0]m2[3] + m1[3]m2[4] + m1[6]m2[5]), (m1[1]m2[3] + m1[4]m2[4] + m1[7]m2[5]), (m1[2]m2[3] + m1[5]m2[4] + m1[8]m2[5]), (m1[0]m2[6] + m1[3]m2[7] + m1[6]m2[8]), (m1[1]m2[6] + m1[4]m2[7] + m1[7]m2[8]), (m1[2]m2[6] + m1[5]m2[7] + m1[8]m2[8]) ]; } function multVecMat3(v, m){ return [ v[0]m[0] + v[1]m[3] + v[2]m[6], v[0]m[1] + v[1]m[4] + v[2]m[7], v[0]m[2] + v[1]m[5] + v[2]m[8] ]; } //From Levi function random(min, max){ return min + (Math.random()(max - min)); } function lerp(value1, value2, amt){ return ((value2 - value1)amt) + value1; }//} var sky = [0.8, 0.9, 1]; function raytraceTri(o, d, tri){ var epsilon = 0.001; var d1 = [tri[1][0] - tri[0][0], tri[1][1] - tri[0][1], tri[1][2] - tri[0][2]]; var d2 = [tri[2][0] - tri[0][0], tri[2][1] - tri[0][1], tri[2][2] - tri[0][2]]; var n = [ d1[1]d2[2] - d1[2]d2[1], d1[2]d2[0] - d1[0]d2[2], d1[0]d2[1] - d1[1]d2[0] ]; var area = _sqrt(n[0]n[0] + n[1]n[1] + n[2]n[2]); var rayNormalDot = d[0]n[0] + d[1]n[1] + d[2]n[2]; if(_abs(rayNormalDot) < epsilon){ return [false, 500]; } var a = -(tri[0][0]n[0] + tri[0][1]n[1] + tri[0][2]n[2]); t = -((o[0]n[0] + o[1]n[1] + o[2]n[2]) + a)/rayNormalDot; if(t < 0.0){ return [false, t]; } var p = [o[0] + d[0]t, o[1] + d[1]t, o[2] + d[2]t]; var c; var edge1 = [tri[1][0] - tri[0][0], tri[1][1] - tri[0][1], tri[1][2] - tri[0][2]]; var vp1 = [p[0] - tri[0][0], p[1] - tri[0][1], p[2] - tri[0][2]]; c = [ edge1[1]vp1[2] - edge1[2]vp1[1], edge1[2]vp1[0] - edge1[0]vp1[2], edge1[0]vp1[1] - edge1[1]vp1[0] ]; if((c[0]n[0] + c[1]n[1] + c[2]n[2]) < 0.0){ return [false, t]; } var edge2 = [tri[2][0] - tri[1][0], tri[2][1] - tri[1][1], tri[2][2] - tri[1][2]]; var vp2 = [p[0] - tri[1][0], p[1] - tri[1][1], p[2] - tri[1][2]]; c = [ edge2[1]vp2[2] - edge2[2]vp2[1], edge2[2]vp2[0] - edge2[0]vp2[2], edge2[0]vp2[1] - edge2[1]vp2[0] ]; if((c[0]n[0] + c[1]n[1] + c[2]n[2]) < 0.0){ return [false, t]; } var edge3 = [tri[0][0] - tri[2][0], tri[0][1] - tri[2][1], tri[0][2] - tri[2][2]]; var vp3 = [p[0] - tri[2][0], p[1] - tri[2][1], p[2] - tri[2][2]]; c = [ edge3[1]vp3[2] - edge3[2]vp3[1], edge3[2]vp3[0] - edge3[0]vp3[2], edge3[0]vp3[1] - edge3[1]vp3[0] ]; if((c[0]n[0] + c[1]n[1] + c[2]n[2]) < 0.0){ return [false, t]; } return [true, t, n]; } function raytraceMesh(o, d, tris){ var minT = 10000000.0; var index = 0; var h = false; var n = [0, 0, 0]; for(var i = 0; i < tris.length; i++){ var r = raytraceTri(o, d, tris[i]); if(r[0] && r[1] < minT && r[1] >= 0.0){ minT = r[1]; index = i; h = true; n = r[2]; } } var nn = 1/_sqrt(n[0]n[0] + n[1]n[1] + n[2]n[2]); n[0] = nn; n[1] = nn; n[2] = nn; var t = minT; return [h, t, n]; } function pathtrace(o, d, tris){ var c = [1, 1, 1]; r = raytraceMesh(o, d, tris); var h = r[0], t = r[1], n = r[2]; var depth = r[1]; if(!h){ return sky; } for(var i = 0; i < 10; i++){ if(h){ n = r[2]; h = false; var hp = [ o[0] + d[0]t, o[1] + d[1]t, o[2] + d[2]t ]; o = [ hp[0] + n[0]0.0015, hp[1] + n[1]0.0015, hp[2] + n[2]0.0015 ]; var dr = [random(-1, 1), random(-1, 1), random(-1, 1)]; dl = 1/_sqrt(dr[0]dr[0] + dr[1]dr[1] + dr[2]dr[2]); dr[0] = dl; dr[1] = dl; dr[2] = dl; var dn = d[0]n[0] + d[1]n[1] + d[2]n[2]; var rd = [ d[0] - 2n[0]dn, d[1] - 2n[1]dn, d[2] - 2n[2]dn ]; var nrd = 1/_sqrt(rd[0]rd[0] + rd[1]rd[1] + rd[2]rd[2]); rd[0] = nrd; rd[1] = nrd; rd[2] = nrd; var mat = hp[1] >= 0.88 ? [1, 1, 1, 1] : [0.6, 1, 1, 0]; d = [ lerp(dr[0], rd[0], mat[3]), lerp(dr[1], rd[1], mat[3]), lerp(dr[2], rd[2], mat[3]) ]; dn = d[0]n[0] + d[1]n[1] + d[2]n[2]; d[0] = _sign(dn); d[1] = _sign(dn); d[2] = _sign(dn); dn = d[0]n[0] + d[1]n[1] + d[2]n[2]; c[0] = 0.5Math.max(dn, 0)2mat[0]; c[1] = 0.5Math.max(dn, 0)2mat[1]; c[2] = 0.5Math.max(dn, 0)2mat[2]; r = raytraceMesh(hp, d, tris); h = r[0]; t = r[1]; }else{ var mat = hp[1] >= 0.88 ? [1, 1, 1] : [0.6, 1, 1]; c[0] = sky[0]50.5mat[0]; c[1] = sky[1]50.5mat[1]; c[2] = sky[2]50.5mat[2]; break; } } var c0 = lerp(c[0], sky[0], 1 - Math.exp(-depth0.01)); var c1 = lerp(c[1], sky[1], 1 - Math.exp(-depth0.012)); var c2 = lerp(c[2], sky[2], 1 - Math.exp(-depth0.015)); c = [c0, c1, c2]; return c; } function createRotationMatrix(xt, yt, zt){ let cx = _cos(xt), cy = _cos(yt), cz = _cos(zt); let sx = _sin(xt), sy = _sin(yt), sz = _sin(zt); let xr = [ 1, 0, 0, 0, cx, -sx, 0, sx, cx ]; let yr = [ cy, 0, -sy, 0, 1, 0, sy, 0, cy ]; let zr = [ cz, -sz, 0, sz, cz, 0, 0, 0, 1 ]; return mult3x3(mult3x3(xr, yr), zr); } function rotateTri(tri, xT, yT, zT){ var rm = createRotationMatrix(xT, yT, zT); if(tri[0][3] === undefined) tri[0][3] = 1; if(tri[1][3] === undefined) tri[1][3] = 1; if(tri[2][3] === undefined) tri[2][3] = 1; return [ multVecMat3(tri[0], rm), multVecMat3(tri[1], rm), multVecMat3(tri[2], rm) ]; } var colorBuffer = new Float32Array(6006004).fill(0); var umesh = []; var readFile = function(file){ var verts = file.match(/\nv ./g).map(function(line){ return line.slice(3).split(" ").map(function(a){ return +a; }); }); var faces = file.match(/\nf ./g).map(function(line){ return line.slice(3).split(" ").map(function(a){ return a.split("/")[0]-1; }); }); return { position: [0, 0, 0], nodes: verts, faces: faces }; }; //File from https://www.thingiverse.com/thing:4756442 var file = '# Blender v2.79 (sub 0) OBJ File: \n# www.blender.org\nmtllib cat_v2.mtl\no cat_v2_Chat\nv 9.784244 93.371346 25.786322\nv 11.028349 93.201851 26.417301\nv 7.349080 93.296669 25.314583\nv -6.560670 7.740026 16.481245\nv -7.496858 29.486530 12.738425\nv -2.192423 0.000000 18.849520\nv 9.179638 66.273483 5.767289\nv 6.277353 88.681305 17.618246\nv 10.855383 69.113373 20.074993\nv 9.087837 99.848000 28.946798\nv 3.753246 94.710434 28.677267\nv -8.677896 79.373695 26.969990\nv -4.073222 76.721413 36.883633\nv -5.308056 80.195381 37.486950\nv -10.410463 47.741749 9.308082\nv 0.200887 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44//17\nf 45//18 46//18 47//18\nf 3//19 40//19 11//19\nf 48//20 49//20 50//20\nf 51//21 7//21 52//21\nf 53//22 54//22 55//22\nf 56//23 57//23 58//23\nf 59//24 46//24 35//24\nf 60//25 61//25 62//25\nf 10//26 63//26 2//26\nf 11//27 64//27 65//27\nf 66//28 67//28 68//28\nf 12//29 14//29 69//29\nf 7//30 70//30 52//30\nf 71//31 55//31 72//31\nf 73//32 7//32 9//32\nf 35//33 34//33 20//33\nf 14//34 74//34 75//34\nf 53//35 61//35 54//35\nf 76//36 70//36 73//36\nf 35//37 19//37 59//37\nf 42//38 44//38 77//38\nf 78//39 79//39 18//39\nf 76//40 80//40 81//40\nf 15//41 82//41 66//41\nf 16//42 83//42 17//42\nf 84//43 85//43 86//43\nf 24//44 87//44 88//44\nf 5//45 68//45 89//45\nf 90//46 91//46 92//46\nf 30//47 93//47 94//47\nf 79//48 95//48 96//48\nf 97//49 98//49 62//49\nf 99//50 62//50 53//50\nf 13//51 12//51 100//51\nf 101//52 28//52 27//52\nf 102//53 103//53 104//53\nf 105//54 36//54 38//54\nf 106//55 8//55 107//55\nf 20//56 96//56 21//56\nf 108//57 109//57 110//57\nf 66//58 68//58 15//58\nf 47//59 59//59 65//59\nf 111//60 112//60 113//60\nf 13//61 100//61 114//61\nf 115//62 74//62 116//62\nf 117//63 50//63 9//63\nf 54//64 118//64 119//64\nf 22//65 39//65 12//65\nf 120//66 90//66 92//66\nf 121//67 122//67 123//67\nf 124//68 125//68 41//68\nf 126//69 127//69 128//69\nf 129//70 26//70 130//70\nf 7//71 124//71 41//71\nf 63//72 121//72 123//72\nf 15//73 68//73 5//73\nf 66//74 99//74 67//74\nf 19//75 35//75 20//75\nf 131//76 3//76 10//76\nf 95//77 132//77 96//77\nf 82//78 133//78 134//78\nf 105//79 38//79 22//79\nf 135//80 34//80 33//80\nf 74//81 96//81 75//81\nf 40//82 39//82 88//82\nf 50//83 49//83 9//83\nf 113//84 136//84 111//84\nf 3//85 2//85 107//85\nf 86//86 137//86 121//86\nf 56//87 135//87 33//87\nf 43//88 51//88 44//88\nf 138//89 120//89 25//89\nf 125//90 82//90 120//90\nf 67//91 99//91 71//91\nf 96//92 139//92 75//92\nf 26//93 140//93 130//93\nf 37//94 141//94 38//94\nf 142//95 138//95 143//95\nf 144//96 90//96 50//96\nf 145//97 116//97 114//97\nf 19//98 146//98 59//98\nf 79//99 147//99 148//99\nf 140//100 26//100 73//100\nf 103//101 102//101 111//101\nf 77//102 149//102 98//102\nf 12//103 69//103 105//103\nf 124//104 51//104 133//104\nf 7//105 51//105 124//105\nf 128//106 127//106 150//106\nf 108//107 151//107 152//107\nf 139//108 34//108 56//108\nf 18//109 153//109 78//109\nf 126//110 94//110 127//110\nf 130//111 140//111 154//111\nf 155//112 156//112 157//112\nf 158//113 159//113 156//113\nf 160//114 161//114 4//114\nf 154//115 68//115 104//115\nf 125//116 133//116 82//116\nf 141//117 162//117 163//117\nf 164//118 60//118 165//118\nf 86//119 63//119 84//119\nf 166//120 167//120 168//120\nf 27//121 26//121 129//121\nf 153//122 169//122 170//122\nf 88//123 162//123 168//123\nf 35//124 46//124 45//124\nf 91//125 90//125 144//125\nf 166//126 171//126 37//126\nf 38//127 141//127 172//127\nf 108//128 110//128 173//128\nf 92//129 125//129 120//129\nf 164//130 118//130 61//130\nf 174//131 173//131 6//131\nf 158//132 17//132 83//132\nf 99//133 97//133 62//133\nf 68//134 67//134 102//134\nf 65//135 128//135 175//135\nf 176//136 111//136 102//136\nf 77//137 177//137 113//137\nf 80//138 28//138 81//138\nf 166//139 11//139 167//139\nf 115//140 147//140 74//140\nf 124//141 133//141 125//141\nf 133//142 51//142 43//142\nf 77//143 44//143 177//143\nf 36//144 105//144 69//144\nf 118//145 178//145 119//145\nf 53//146 62//146 61//146\nf 179//147 93//147 180//147\nf 181//148 11//148 175//148\nf 107//149 8//149 3//149\nf 21//150 132//150 31//150\nf 182//151 31//151 180//151\nf 165//152 60//152 149//152\nf 34//153 135//153 56//153\nf 64//154 166//154 36//154\nf 74//155 14//155 183//155\nf 144//156 50//156 117//156\nf 138//157 90//157 120//157\nf 49//158 48//158 142//158\nf 158//159 169//159 17//159\nf 112//160 111//160 184//160\nf 117//161 159//161 144//161\nf 115//162 145//162 18//162\nf 72//163 54//163 119//163\nf 146//164 126//164 128//164\nf 31//165 132//165 180//165\nf 64//166 47//166 65//166\nf 33//167 57//167 56//167\nf 76//168 73//168 80//168\nf 185//169 161//169 89//169\nf 41//170 40//170 8//170\nf 130//171 104//171 76//171\nf 163//172 172//172 141//172\nf 104//173 70//173 76//173\nf 150//174 157//174 106//174\nf 177//175 51//175 52//175\nf 49//176 142//176 140//176\nf 58//177 139//177 56//177\nf 177//178 186//178 136//178\nf 180//179 93//179 182//179\nf 103//180 111//180 136//180\nf 88//181 22//181 24//181\nf 67//182 71//182 102//182\nf 36//183 166//183 37//183\nf 84//184 181//184 85//184\nf 185//185 89//185 143//185\nf 39//186 22//186 88//186\nf 187//187 162//187 141//187\nf 125//188 91//188 39//188\nf 143//189 89//189 68//189\nf 86//190 85//190 137//190\nf 65//191 175//191 11//191\nf 121//192 137//192 150//192\nf 25//193 185//193 138//193\nf 96//194 147//194 79//194\nf 106//195 157//195 159//195\nf 39//196 41//196 125//196\nf 89//197 174//197 6//197\nf 170//198 132//198 188//198\nf 94//199 126//199 30//199\nf 121//200 150//200 122//200\nf 184//201 176//201 189//201\nf 132//202 155//202 180//202\nf 47//203 46//203 59//203\nf 126//204 19//204 30//204\nf 177//205 136//205 113//205\nf 103//206 136//206 186//206\nf 42//207 97//207 43//207\nf 65//208 146//208 128//208\nf 148//209 115//209 18//209\nf 64//210 11//210 166//210\nf 170//211 155//211 132//211\nf 16//212 145//212 83//212\nf 83//213 145//213 114//213\nf 173//214 174//214 108//214\nf 102//215 71//215 176//215\nf 161//216 160//216 174//216\nf 98//217 42//217 77//217\nf 172//218 23//218 22//218\nf 108//219 160//219 151//219\nf 115//220 116//220 145//220\nf 131//221 2//221 1//221\nf 39//222 91//222 12//222\nf 129//223 130//223 81//223\nf 96//224 132//224 21//224\nf 151//225 119//225 152//225\nf 23//226 163//226 162//226\nf 61//227 118//227 54//227\nf 99//228 134//228 97//228\nf 59//229 146//229 65//229\nf 190//230 69//230 33//230\nf 9//231 49//231 73//231\nf 98//232 60//232 62//232\nf 191//233 107//233 2//233\nf 155//234 192//234 180//234\nf 97//235 42//235 98//235\nf 177//236 52//236 186//236\nf 157//237 192//237 155//237\nf 191//238 122//238 107//238\nf 58//239 57//239 75//239\nf 61//240 60//240 164//240\nf 161//241 174//241 89//241\nf 91//242 125//242 92//242\nf 127//243 94//243 157//243\nf 14//244 75//244 69//244\nf 153//245 17//245 169//245\nf 100//246 83//246 114//246\nf 97//247 133//247 43//247\nf 180//248 192//248 179//248\nf 163//249 23//249 172//249\nf 71//250 99//250 53//250\nf 182//251 32//251 31//251\nf 139//252 20//252 34//252\nf 104//253 130//253 154//253\nf 37//254 171//254 187//254\nf 104//255 103//255 70//255\nf 161//256 25//256 4//256\nf 19//257 21//257 32//257\nf 138//258 142//258 48//258\nf 63//259 86//259 121//259\nf 137//260 128//260 150//260\nf 96//261 20//261 139//261\nf 144//262 159//262 83//262\nf 73//263 49//263 140//263\nf 84//264 63//264 181//264\nf 179//265 192//265 93//265\nf 25//266 120//266 15//266\nf 100//267 91//267 144//267\nf 153//268 18//268 17//268\nf 130//269 76//269 81//269\nf 71//270 53//270 55//270\nf 88//271 23//271 162//271\nf 45//272 64//272 36//272\nf 73//273 26//273 80//273\nf 28//274 80//274 26//274\nf 172//275 22//275 38//275\nf 100//276 144//276 83//276\nf 35//277 45//277 33//277\nf 13//278 114//278 116//278\nf 82//279 15//279 120//279\nf 167//280 88//280 168//280\nf 162//281 171//281 168//281\nf 167//282 11//282 88//282\nf 45//283 36//283 190//283\nf 7//284 41//284 8//284\nf 158//285 156//285 169//285\nf 156//286 170//286 169//286\nf 148//287 147//287 115//287\nf 186//288 70//288 103//288\nf 149//289 60//289 98//289\nf 122//290 150//290 107//290\nf 70//291 186//291 52//291\nf 113//292 193//292 77//292\nf 29//293 182//293 93//293\nf 188//294 153//294 170//294\nf 142//295 154//295 140//295\nf 152//296 119//296 178//296\nf 22//297 12//297 105//297\nf 181//298 63//298 10//298\nf 90//299 138//299 48//299\nf 134//300 133//300 97//300\nf 2//301 131//301 10//301\nf 78//302 153//302 188//302\nf 7//303 73//303 70//303\nf 134//304 66//304 82//304\nf 190//305 36//305 69//305\nf 176//306 184//306 111//306\nf 143//307 154//307 142//307\nf 66//308 134//308 99//308\nf 128//309 85//309 175//309\nf 3//310 8//310 40//310\nf 85//311 181//311 175//311\nf 37//312 187//312 141//312\nf 69//313 75//313 57//313\nf 104//314 68//314 102//314\nf 145//315 16//315 18//315\nf 63//316 123//316 2//316\nf 187//317 171//317 162//317\nf 183//318 116//318 74//318\nf 72//319 119//319 151//319\nf 166//320 168//320 171//320\nf 123//321 191//321 2//321\nf 13//322 183//322 14//322\nf 24//323 23//323 87//323\nf 147//324 96//324 74//324\nf 45//325 47//325 64//325\nf 109//326 108//326 152//326\nf 75//327 139//327 58//327\nf 54//328 72//328 55//328\nf 29//329 32//329 182//329\nf 44//330 51//330 177//330\nf 106//331 107//331 150//331\nf 33//332 45//332 190//332\nf 156//333 155//333 170//333\nf 149//334 193//334 165//334\nf 19//335 126//335 146//335\nf 181//336 10//336 11//336\nf 68//337 154//337 143//337\nf 48//338 50//338 90//338\nf 143//339 138//339 185//339\nf 8//340 117//340 9//340\nf 93//341 192//341 94//341\nf 128//342 137//342 85//342\nf 117//343 8//343 106//343\nf 106//344 159//344 117//344\nf 30//345 29//345 93//345\nf 108//346 174//346 160//346\nf 151//347 4//347 6//347\nf 193//348 149//348 77//348\nf 160//349 4//349 151//349\nf 127//350 157//350 150//350\nf 32//351 29//351 19//351\nf 5//352 89//352 6//352\nf 23//353 88//353 87//353\nf 27//354 129//354 101//354\nf 94//355 192//355 157//355\nf 83//356 159//356 158//356\nf 33//357 69//357 57//357\nf 25//358 161//358 185//358\nf 189//359 112//359 184//359\nf 78//360 188//360 95//360\nf 18//361 79//361 148//361\nf 109//362 152//362 178//362\nf 100//363 12//363 91//363\nf 95//364 188//364 132//364\nf 159//365 157//365 156//365\nf 40//366 88//366 11//366\nf 95//367 79//367 78//367\nf 183//368 13//368 116//368\nf 173//369 110//369 6//369\nf 176//369 71//369 193//369\nf 112//369 189//369 113//369\nf 118//369 164//369 165//369\nf 28//369 101//369 81//369\nf 110//369 109//369 72//369\nf 113//369 189//369 176//369\nf 165//369 109//369 178//369\nf 165//369 178//369 118//369\nf 72//370 151//370 110//370\nf 193//369 71//369 72//369\nf 165//369 72//369 109//369\nf 165//369 193//369 72//369\nf 193//369 113//369 176//369\nf 129//371 81//371 101//371\nf 151//369 6//369 110//369\nf 3//372 131//372 1//372\nf 123//373 122//373 191//373'; var model = readFile(file); for(var i = 0; i < model.nodes.length; i++){ model.nodes[i][0] = 0.025; model.nodes[i][1] = 0.025; model.nodes[i][2] = 0.025; } for(var i = 0; i < model.faces.length; i++){ umesh.push([model.nodes[model.faces[i][0]], model.nodes[model.faces[i][1]], model.nodes[model.faces[i][2]]]); } for(var i = 0; i < umesh.length; i++){ umesh[i] = rotateTri(umesh[i], 3.14, 0.5, 0); for(var j = 0; j < umesh[i].length; j++){ umesh[i][j][0] += 0; umesh[i][j][1] += 0.9; umesh[i][j][2] -= 1; } } umesh.push([[-1000, 0.882, -1000], [1000, 0.882, 1000], [-1000, 0.882, 1000]], [[1000, 0.882, -1000], [1000, 0.882, 1000], [-1000, 0.882, -1000]]); var j = 0; var its = 1; var colorBuffer = new Float32Array(6006004).fill(0); var idg = ctx.getImageData(0, 0, 600, 600); var id = idg.data; r1 = [300, 300, 300]; r1l = 1/_sqrt(r1[0]r1[0] + r1[1]r1[1] + r1[2]r1[2]); r1[0] = r1l; r1[1] = r1l; r1[2] = r1l; focalLength = Math.floor(raytraceMesh([0, 0, -5], r1, umesh)[1]); focalLength = 6.315; function draw(frameCount){ var col = [0, 0, 0]; for(var i = 0; i < 600; i++){ var u = (i - 300)/600, v = (j - 300)/600; var ci = (i + j600) << 2; var o = [0, -0.5, -8]; var os = [random(-1, 1), random(-1, 1), random(-1, 1)]; var osl = 1/_sqrt(os[0]os[0] + os[1]os[1] + os[2]os[2]); os[0] = osl; os[1] = osl; os[2] = osl; var so = [o[0] + os[0]aperture, o[1] + os[1]aperture, o[2] + os[2]aperture] var d = [u, v, 1]; var dl = 1/_sqrt(d[0]d[0] + d[1]d[1] + d[2]d[2]); d[0] = dl; d[1] = dl; d[2] = dl; var focalPoint = [o[0] + d[0]focalLength, o[1] + d[1]focalLength, o[2] + d[2]focalLength]; var sd = [focalPoint[0] - so[0], focalPoint[1] - so[1], focalPoint[2] - so[2]]; var sdl = 1/_sqrt(sd[0]sd[0] + sd[1]sd[1] + sd[2]sd[2]); sd[0] = sdl; sd[1] = sdl; sd[2] = sdl; var c = pathtrace(so, sd, umesh); colorBuffer[ci] = lerp(colorBuffer[ci], c[0], 1/its); colorBuffer[ci + 1] = lerp(colorBuffer[ci + 1], c[1], 1/its); colorBuffer[ci + 2] = lerp(colorBuffer[ci + 2], c[2], 1/its); id[ci] = Math.pow(colorBuffer[ci], 1/2.2)255; id[ci + 1] = Math.pow(colorBuffer[ci + 1], 1/2.2)255; id[ci + 2] = Math.pow(colorBuffer[ci + 2], 1/2.2)*255; id[ci + 3] = 255; } ctx.putImageData(idg, 0, 0); j++; if(j >= 600){ j = 0 its++; }; fill(255, 0, 0); //ctx.fillText((its + j/600).toFixed(2), 20, 20); //ctx.fillText(umesh.length, 20, 40); //ctx.fillText(focalLength.toFixed(2), 20, 60); window.parent.raf = requestAnimationFrame(draw); } cancelAnimationFrame(window.parent.raf); draw(); </script> <script></script> </body> </html>
Folds	2,13,18,154,171,173,179,181,189,193,194,196,200,204,205,207,211,215,216,218,228,236,333,337,339,343,363,381
Fork	false
Key	ag5zfmtoYW4tYWNhZGVteXIXCxIKU2NyYXRjaHBhZBiAgIvj4qiTCgw
Votes	3
Spin-Offs	0
Type	WEBPAGE
Width	400
Height	600
User Flagged	false
Origin Scratchpad	null
Hidden From Hotlist	false
Restricted Posting	true
By Child	false
Author Nick	Fifth
Author Name	FifthStateOfMatter
Author ID	kaid_1065213098995021368328526
Author Profile Access	PUBLIC

Archive Data

Added	5 months ago, 1721538545980
Updated	5 months ago, 1721538545980
Source Deleted	unknown