234 lines
4.4 KiB
Plaintext
234 lines
4.4 KiB
Plaintext
{
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"connections": [
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{
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"from": "gen_inputs",
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"from_port": 0,
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"to": "buffer",
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"to_port": 0
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},
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{
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"from": "buffer",
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"from_port": 0,
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"to": "edge_detect_3_3_2",
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"to_port": 0
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},
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{
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"from": "edge_detect_3_3_2",
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"from_port": 0,
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"to": "gen_outputs",
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"to_port": 0
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},
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{
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"from": "gen_inputs",
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"from_port": 1,
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"to": "edge_detect_3_3_2",
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"to_port": 1
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}
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],
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"label": "Directional Blur",
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"longdesc": "Applies a directional gaussian blur to its input",
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"name": "directional_blur",
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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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"nodes": [
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{
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"name": "buffer",
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"node_position": {
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"x": -381.25,
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"y": -270.75
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},
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"parameters": {
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"lod": 0,
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"size": 9
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},
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"type": "buffer"
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},
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{
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"name": "gen_parameters",
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"node_position": {
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"x": -436.666626,
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"y": -413.666656
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},
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"parameters": {
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"param0": 9,
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"param1": 50,
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"param2": 45
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},
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"type": "remote",
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"widgets": [
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{
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"label": "Grid size:",
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"linked_widgets": [
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{
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"node": "buffer",
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"widget": "size"
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},
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{
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"node": "edge_detect_3_3_2",
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"widget": "size"
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}
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],
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"longdesc": "The resolution of the input",
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"name": "param0",
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"shortdesc": "Size",
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"type": "linked_control"
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},
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{
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"label": "Sigma",
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"linked_widgets": [
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{
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"node": "edge_detect_3_3_2",
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"widget": "sigma"
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}
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],
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"longdesc": "The strength of the blur filter",
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"name": "param1",
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"shortdesc": "Sigma",
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"type": "linked_control"
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},
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{
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"label": "Angle",
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"linked_widgets": [
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{
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"node": "edge_detect_3_3_2",
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"widget": "angle"
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}
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],
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"longdesc": "The angle of the directional blur effect",
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"name": "param2",
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"shortdesc": "Angle",
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"type": "linked_control"
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}
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]
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},
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{
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"name": "gen_inputs",
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"node_position": {
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"x": -779.666626,
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"y": -247.392853
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},
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"parameters": {
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},
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"ports": [
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{
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"group_size": 0,
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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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"group_size": 0,
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"longdesc": "A map that controls the strength of the blur filter",
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"name": "amount",
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"shortdesc": "Strength map",
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"type": "f"
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}
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],
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"seed_value": 91624,
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"type": "ios"
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},
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{
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"name": "gen_outputs",
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"node_position": {
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"x": -45.452393,
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"y": -195.392853
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},
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"parameters": {
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},
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"ports": [
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{
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"group_size": 0,
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"longdesc": "Shows the generated blurred image",
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"name": "port0",
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"shortdesc": "Output",
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"type": "rgba"
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}
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],
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"type": "ios"
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},
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{
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"name": "edge_detect_3_3_2",
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"node_position": {
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"x": -376.725464,
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"y": -184.178955
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},
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"parameters": {
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"angle": 45,
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"sigma": 50,
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"size": 9
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},
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"seed_value": -47470,
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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)",
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"function": true,
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"label": "",
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"name": "in",
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"type": "rgba"
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},
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{
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"default": "1.0",
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"function": true,
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"label": "Label",
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"name": "amount",
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"type": "f"
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}
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],
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"instance": "vec4 $(name)_fct(vec2 uv) {\n\tvec2 e = vec2(cos($angle*0.01745329251), -sin($angle*0.01745329251))/$size;\n\tvec4 rv = vec4(0.0);\n\tfloat sum = 0.0;\n\tfloat sigma = $sigma*$amount(uv);\n\tfor (float i = -50.0; i <= 50.0; i += 1.0) {\n\t\tfloat coef = exp(-0.5*(pow(i/sigma, 2.0)))/(6.28318530718*sigma*sigma);\n\t\trv += $in(uv+i*e)*coef;\n\t\tsum += coef;\n\t}\n\treturn rv/sum;\n}",
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"name": "Directional Blur",
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"outputs": [
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{
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"rgba": "$(name)_fct($uv)",
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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": 9,
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"first": 4,
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"label": "Size",
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"last": 12,
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"name": "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": 0.5,
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"label": "Sigma",
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"max": 50,
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"min": 0,
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"name": "sigma",
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"step": 0.1,
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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": 0,
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"label": "Angle",
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"max": 180,
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"min": -180,
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"name": "angle",
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"step": 0.1,
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"type": "float"
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}
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]
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},
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"type": "shader"
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}
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],
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"parameters": {
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"param0": 9,
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"param1": 50,
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"param2": 45
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},
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"shortdesc": "Directional blur",
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"type": "graph"
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} |