material-maker/addons/procedural_material/nodes/iqnoise.gd
RodZill4 d04a319944 Prepared all nodes for caching and added Image node
Added Image node that can be used to import textures
Renamed all get_shader_code methods to _get_shader code so a caching system can be integrated in node_base (and we can get rid of get_source_rgb and get_source_f functions)
2018-07-26 08:31:28 +02:00

23 lines
746 B
GDScript

tool
extends "res://addons/procedural_material/node_base.gd"
var subdivide
var u
var v
func _ready():
set_slot(0, false, 0, Color(0.5, 0.5, 1), true, 0, Color(0.5, 0.5, 1))
initialize_properties([ $GridContainer/subdivide, $GridContainer/u, $GridContainer/v ])
func _get_shader_code(uv):
var rv = { defs="", code="" }
if generated_variants.empty():
rv.defs = "float "+name+"_f(vec2 uv) { return iqnoise(uv, "+str(subdivide)+", "+str(u)+", "+str(v)+"); }\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