mirror of
https://github.com/Relintai/material-maker.git
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64 lines
1.2 KiB
Plaintext
64 lines
1.2 KiB
Plaintext
{
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"name": "greyscale",
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"node_position": {
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"x": 0,
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"y": 0
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},
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"parameters": {
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"brightness": 0,
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"contrast": 1,
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"mode": 2,
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"steps": 6
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},
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"shader_model": {
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"code": "",
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"global": "float gs_min(vec3 c) {\n\treturn min(c.r, min(c.g, c.b));\n}\nfloat gs_max(vec3 c) {\n\treturn max(c.r, max(c.g, c.b));\n}\nfloat gs_lightness(vec3 c) {\n\treturn 0.5*(max(c.r, max(c.g, c.b)) + min(c.r, min(c.g, c.b)));\n}\nfloat gs_average(vec3 c) {\n\treturn 0.333333333333*(c.r + c.g + c.b);\n}\nfloat gs_luminosity(vec3 c) {\n\treturn 0.21 * c.r + 0.72 * c.g + 0.07 * c.b;\n}\n",
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"inputs": [
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{
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"default": "vec3(0.0)",
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"label": "",
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"name": "in",
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"type": "rgb"
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}
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],
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"instance": "",
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"name": "Greyscale",
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"outputs": [
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{
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"f": "gs_$mode($in($uv))",
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"type": "f"
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}
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],
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"parameters": [
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{
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"default": 4,
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"label": "",
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"name": "mode",
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"type": "enum",
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"values": [
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{
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"name": "Lightness",
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"value": "lightness"
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},
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{
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"name": "Average",
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"value": "average"
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},
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{
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"name": "Luminosity",
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"value": "luminosity"
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},
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{
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"name": "Min",
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"value": "min"
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},
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{
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"name": "Max",
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"value": "max"
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}
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]
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}
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]
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},
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"type": "shader"
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} |