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@Twinklebear
Created July 7, 2017 03:36
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Scene for my reproduction rendering of Fig. 1 of Walter et al. 07 paper, scene format is for tray_rust. Grab the images from imgur http://imgur.com/a/zh4C9
{
"film": {
"width": 1024,
"height": 1024,
"samples": 1024,
"frames": 1,
"start_frame": 0,
"end_frame": 0,
"scene_time": 0,
"filter" : {
"type": "mitchell_netravali",
"width": 2.0,
"height": 2.0,
"b": 0.333333333333333333,
"c": 0.333333333333333333
}
},
"camera": {
"fov": 30,
"transform": [
{
"type": "translate",
"translation": [0, 10, -45]
}
]
},
"integrator": {
"type": "pathtracer",
"min_depth": 6,
"max_depth": 10
},
"textures": [
{
"type": "image",
"name": "rear_wall_texture",
"file": "walter-etal-background.png"
},
{
"type": "image",
"pixel_format": "f32",
"name": "earth_roughness",
"file": "roughness_map.png"
},
{
"type": "image",
"pixel_format": "f32",
"name": "color_earth_roughness",
"file": "map-color-roughness.jpg"
},
{
"type": "image",
"name": "color_earth",
"file": "color-map.jpg"
}
],
"materials": [
{
"type": "matte",
"name": "white_wall",
"diffuse": [0.740063, 0.742313, 0.733934],
"roughness": 1.0
},
{
"type": "matte",
"name": "rear_wall",
"diffuse": "rear_wall_texture",
"roughness": 1.0
},
{
"type": "matte",
"name": "red_wall",
"diffuse": [0.366046, 0.0371827, 0.0416385],
"roughness": 1.0
},
{
"type": "matte",
"name": "green_wall",
"diffuse": [0.162928, 0.408903, 0.0833759],
"roughness": 1.0
},
{
"type": "plastic",
"name": "plastic_earth",
"gloss": [1, 1, 1, 1],
"diffuse": "color_earth",
"roughness": "color_earth_roughness"
},
{
"type": "rough_glass",
"name": "glass_earth",
"reflect": [1, 1, 1, 1],
"transmit": [1, 1, 1, 1],
"eta": 1.52,
"roughness": "earth_roughness"
}
],
"objects": [
{
"type": "group",
"name": "walls",
"transform": [
{
"type": "translate",
"translation": [0, 12, 0]
}
],
"objects": [
{
"name": "back_wall",
"type": "receiver",
"material": "rear_wall",
"geometry": {
"type": "plane"
},
"transform": [
{
"type": "scale",
"scaling": [15, 12, 1]
},
{
"type": "translate",
"translation": [0, 0, 16]
}
]
},
{
"name": "left_wall",
"type": "receiver",
"material": "red_wall",
"geometry": {
"type": "plane"
},
"transform": [
{
"type": "scale",
"scaling": [20, 12, 1]
},
{
"type": "rotate_y",
"rotation": 90.0
},
{
"type": "translate",
"translation": [-15.0, 0, 0]
}
]
},
{
"name": "right_wall",
"type": "receiver",
"material": "green_wall",
"geometry": {
"type": "plane"
},
"transform": [
{
"type": "scale",
"scaling": [20, 12, 1]
},
{
"type": "rotate_y",
"rotation": -90.0
},
{
"type": "translate",
"translation": [15.0, 0, 0]
}
]
},
{
"name": "top_wall",
"type": "receiver",
"material": "white_wall",
"geometry": {
"type": "plane"
},
"transform": [
{
"type": "scale",
"scaling": [15, 20, 1]
},
{
"type": "rotate_x",
"rotation": 90.0
},
{
"type": "translate",
"translation": [0.0, 12, 0]
}
]
},
{
"name": "bottom_wall",
"type": "receiver",
"material": "white_wall",
"geometry": {
"type": "plane"
},
"transform": [
{
"type": "scale",
"scaling": [15, 20, 1]
},
{
"type": "rotate_x",
"rotation": 90
},
{
"type": "translate",
"translation": [0.0, -12, 0]
}
]
}
]
},
{
"name": "light",
"type": "emitter",
"material": "white_wall",
"emitter": "area",
"emission": [1, 0.772549, 0.560784, 60],
"geometry": {
"type": "rectangle",
"width": 6,
"height": 6
},
"transform": [
{
"type": "rotate_x",
"rotation": 90
},
{
"type": "translate",
"translation": [0, 23.8, 0]
}
]
},
{
"name": "sphere",
"type": "receiver",
"material": "glass_earth",
"geometry": {
"type": "sphere",
"radius": 7
},
"transform": [
{
"type": "rotate_x",
"rotation": -90
},
{
"type": "rotate_y",
"rotation": -195
},
{
"type": "translate",
"translation": [0, 8.5, 2]
}
]
}
]
}
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