76 lines
2.0 KiB
Plaintext
76 lines
2.0 KiB
Plaintext
{
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"name": "supersample",
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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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"count": 2,
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"size": 9,
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"width": 1
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},
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"shader_model": {
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"code": "",
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"global": "",
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"inputs": [
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{
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"default": "vec4(1.0, 1.0, 1.0, 1.0)",
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"function": true,
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"label": "",
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"longdesc": "The input image",
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"name": "in",
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"shortdesc": "Input",
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"type": "rgba"
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}
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],
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"instance": "vec4 supersample_$(name)(vec2 uv, float size, int count, float width) {\n\tvec4 rv = vec4(0.0);\n\tvec2 step_size = vec2(width)/size/float(count);\n\tuv -= vec2(0.5)/size;\n\tfor (int x = 0; x < count; ++x) {\n\t\tfor (int y = 0; y < count; ++y) {\n\t\t\trv += $in(uv+(vec2(float(x), float(y))+vec2(0.5))*step_size);\n\t\t}\n\t}\n\treturn rv/float(count*count);\n}",
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"longdesc": "A filter that samples sub-pixel details to make them visible",
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"name": "Supersample",
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"outputs": [
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{
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"longdesc": "Shows the supersampled image. Due to the performance cost of this node, it is recommended to connect a buffer directly to this output.",
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"rgba": "supersample_$(name)($uv, $size, int($count), $width)",
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"shortdesc": "Output",
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"type": "rgba"
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}
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],
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"parameters": [
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{
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"default": 10,
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"first": 4,
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"label": "Size",
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"last": 12,
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"longdesc": "The resolution of the output",
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"name": "size",
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"shortdesc": "Size",
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"type": "size"
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},
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{
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"control": "None",
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"default": 2,
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"label": "Count",
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"longdesc": "The number of samples on each axis. High values will badly impact performances.",
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"max": 5,
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"min": 2,
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"name": "count",
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"shortdesc": "Count",
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"step": 1,
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"type": "float"
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},
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{
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"control": "None",
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"default": 1,
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"label": "Width",
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"longdesc": "The width of the sampled area. Setting this value higher than 1 will sample neighbouring pixels and antialias the result.",
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"max": 2,
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"min": 1,
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"name": "width",
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"shortdesc": "Width",
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"step": 0.01,
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"type": "float"
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}
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],
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"shortdesc": "Supersample"
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},
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"type": "shader"
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} |