{ "geometry":[{ "comment":"back_wall", "type":"rectangle", "p2":[556, 0, -559], "p1":[0, 0, -559], "p4":[0, 548.8, -559], "p3":[556, 548.8, -559], "ac":[1,1,1], "dc":[1,1,1], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true }, { "comment":"right_wall", "type":"rectangle", "p1":[556, 0, -559], "p2":[556, 0, 0], "p3":[556, 548.8, 0], "p4":[556, 548.8, -559], "ac":[1,0,0], "dc":[1,0,0], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true }, { "comment":"left_wall", "type":"rectangle", "p2":[0, 0, -559], "p1":[0, 0, 0], "p4":[0, 548.8, 0], "p3":[0, 548.8, -559], "ac":[0,1,0], "dc":[0,1,0], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true }, { "comment":"ceiling", "type":"rectangle", "p1":[0, 548.8, 0], "p2":[0, 548.8, -559], "p3":[556, 548.8, -559.0], "p4":[556, 548.8, 0], "ac":[1,1,1], "dc":[1,1,1], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true }, { "comment":"floor", "type":"rectangle", "p1":[0, 0, 0], "p4":[0, 0, -559], "p3":[556, 0, -559.0], "p2":[556, 0, 0], "ac":[1,1,1], "dc":[1,1,1], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true }, { "comment":"small block top", "type":"rectangle", "p1":[130, 165, -65], "p4":[82, 165, -225], "p3":[240, 165, -272.0], "p2":[290, 165, -114], "ac":[1,0,1], "dc":[1,1,1], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true }, { "comment":"small block right not visible", "type":"rectangle", "p1":[290, 0, -114], "p4":[290, 165, -114], "p3":[240, 165, -272.0], "p2":[240, 0, -272], "ac":[1,1,1], "dc":[1,1,1], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true }, { "comment":"small block front", "type":"rectangle", "p1":[130, 0, -65], "p4":[130, 165, -65], "p3":[290, 165, -114.0], "p2":[290, 0, -114], "ac":[1,1,1], "dc":[0,1,1], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true }, { "comment":"small block left side", "type":"rectangle", "p1":[82, 0, -225], "p4":[82, 165, -225], "p3":[130, 165, -65.0], "p2":[130, 0, -65], "ac":[1,0,1], "dc":[1,1,1], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true }, { "comment":"large block top", "type":"rectangle", "p1":[423, 330, -247], "p4":[265, 330, -296], "p3":[314, 330, -456.0], "p2":[472, 330, -406], "ac":[1,0,0], "dc":[1,1,1], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true }, { "comment":"large block right", "type":"rectangle", "p1":[423, 0, -247], "p4":[423, 330, -247], "p3":[472, 330, -406.0], "p2":[472, 0, -406], "ac":[1,0,0], "dc":[1,1,1], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true }, { "comment":"large block back", "type":"rectangle", "p1":[472, 0, -406], "p4":[472, 330, -406], "p3":[314, 330, -456.0], "p2":[314, 0, -456], "ac":[1,1,1], "dc":[1,1,1], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true }, { "comment":"large block left side", "type":"rectangle", "p1":[314, 0, -456], "p4":[314, 330, -456], "p3":[265, 330, -296.0], "p2":[265, 0, -296], "ac":[0,1,0], "dc":[1,1,1], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true }, { "comment":"large block front", "type":"rectangle", "p1":[265, 0, -296], "p4":[265, 330, -296], "p3":[423, 330, -247.0], "p2":[423, 0, -247], "ac":[1,1,0], "dc":[1,1,0], "sc":[0,0,0], "ka":0, "kd":1, "ks":0, "pc":0, "visible": true } ], "light":[ { "type":"area", "p1":[343, 540,-227], "p2":[343, 540,-332], "p3":[213, 540,-332], "p4":[213, 540,-227], "id":[1, 1, 1], "is":[1, 1, 1], "n": 5, "usecenter": false }, { "type":"point", "centre":[278, 273, 800], "id":[1, 1, 1], "is":[1, 1, 1], "use": false } ], "output":[{ "filename":"cornell_box_al.ppm", "size":[500,500], "lookat":[0,0,-1], "up":[0,1,0], "fov":40, "centre":[278, 273, 800], "ai":[1,1,1], "bkc":[0.5,0.5,0.5], "globalillum": false, "raysperpixel": [10, 10], "maxbounces": 3, "probterminate": 0.333 } ] }