material-maker/addons/procedural_material/nodes/perlin.gd
RodZill4 0cd0609541 Updated all nodes and added warp
- updated all nodes (load/save support and shader generation)
- added warp node
2018-07-23 22:18:43 +02:00

22 lines
738 B
GDScript

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="" }
if generated_variants.empty():
rv.defs = "float "+name+"_f(vec2 uv) { return perlin(uv, "+str(iterations)+", "+str(turbulence)+"); }\n"
var variant_index = generated_variants.find(uv)
if variant_index == -1:
variant_index = generated_variants.size()
generated_variants.append(uv)
rv.code = "float "+name+"_"+str(variant_index)+"_f = "+name+"_f("+uv+");\n"
rv.f = name+"_"+str(variant_index)+"_f"
return rv