material-maker/addons/procedural_material/perlin.gd

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516 B
GDScript3
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tool
extends "res://addons/procedural_material/node_base.gd"
var iterations
var turbulence
func _ready():
set_slot(0, false, 0, Color(0.5, 0.5, 1), true, 0, Color(0.5, 0.5, 1))
initialize_properties([ $GridContainer/iterations, $GridContainer/turbulence ])
func get_shader_code(uv):
var rv = { defs="", code="", rgb=null, f=null }
if !generated:
rv.defs = "float "+name+"_f(vec2 uv) { return perlin(uv, "+str(iterations)+", "+str(turbulence)+"); }\n"
generated = true
rv.f = name+"_f("+uv+")"
return rv