material-maker/addons/material_maker/nodes/sdf3d_circle_repeat.mmg
2019-12-18 22:36:44 +01:00

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{
"name": "sdf3d_circle_repeat",
"node_position": {
"x": 0,
"y": 0
},
"parameters": {
"a": 0,
"c": 4,
"r": 0.24,
"rx": 4,
"ry": 4,
"s": 0.3,
"x": 0.35,
"y": 0,
"z": 0
},
"shader_model": {
"code": "",
"global": "vec3 circle_repeat_transform(vec3 p, float count) {\n\tfloat r = 6.28/count;\n\tfloat pa = atan(p.x, p.y);\n\tfloat a = mod(pa+0.5*r, r)-0.5*r;\n\tvec3 rv;\n\tfloat c = cos(a-pa);\n\tfloat s = sin(a-pa);\n\trv.x = p.x*c+p.y*s;\n\trv.y = -p.x*s+p.y*c;\n\trv.z = p.z;\n\treturn rv;\n}\n",
"inputs": [
{
"default": "0.0",
"label": "",
"name": "in",
"type": "sdf3d"
}
],
"instance": "",
"name": "Circle Repeat",
"outputs": [
{
"sdf3d": "$in(circle_repeat_transform($uv, $c))",
"type": "sdf3d"
}
],
"parameters": [
{
"default": 4,
"label": "",
"max": 32,
"min": 1,
"name": "c",
"step": 1,
"type": "float"
}
]
},
"type": "shader"
}