mirror of
https://github.com/Relintai/pandemonium_engine.git
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269 lines
11 KiB
C++
269 lines
11 KiB
C++
/*************************************************************************/
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/* voronoi.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* PANDEMONIUM ENGINE */
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/* https://github.com/Relintai/pandemonium_engine */
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/*************************************************************************/
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/* Copyright (c) 2022-present Péter Magyar. */
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/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
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/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "voronoi.h"
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#include "../../algos/mm_algos.h"
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#include "../../editor/mm_graph_node.h"
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#include "../mm_material.h"
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Ref<MMNodeUniversalProperty> MMVoronoi::get_out_nodes() {
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return out_nodes;
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}
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void MMVoronoi::set_out_nodes(const Ref<MMNodeUniversalProperty> &val) {
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out_nodes = val;
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}
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Ref<MMNodeUniversalProperty> MMVoronoi::get_out_borders() {
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return out_borders;
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}
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void MMVoronoi::set_out_borders(const Ref<MMNodeUniversalProperty> &val) {
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out_borders = val;
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}
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Ref<MMNodeUniversalProperty> MMVoronoi::get_out_random_color() {
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return out_random_color;
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}
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void MMVoronoi::set_out_random_color(const Ref<MMNodeUniversalProperty> &val) {
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out_random_color = val;
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}
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Ref<MMNodeUniversalProperty> MMVoronoi::get_out_fill() {
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return out_fill;
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}
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void MMVoronoi::set_out_fill(const Ref<MMNodeUniversalProperty> &val) {
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out_fill = val;
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}
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Vector2 MMVoronoi::get_scale() {
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return scale;
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}
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void MMVoronoi::set_scale(const Vector2 &val) {
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scale = val;
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set_dirty(true);
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}
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Vector2 MMVoronoi::get_stretch() {
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return stretch;
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}
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void MMVoronoi::set_stretch(const Vector2 &val) {
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stretch = val;
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set_dirty(true);
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}
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float MMVoronoi::get_intensity() const {
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return intensity;
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}
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void MMVoronoi::set_intensity(const float val) {
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intensity = val;
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set_dirty(true);
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}
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float MMVoronoi::get_randomness() const {
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return randomness;
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}
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void MMVoronoi::set_randomness(const float val) {
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randomness = val;
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set_dirty(true);
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}
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void MMVoronoi::_init_properties() {
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if (!out_nodes.is_valid()) {
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out_nodes.instance();
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out_nodes->set_default_type(MMNodeUniversalProperty::DEFAULT_TYPE_IMAGE);
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}
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out_nodes->set_output_slot_type(MMNodeUniversalProperty::SLOT_TYPE_IMAGE);
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if (!out_borders.is_valid()) {
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out_borders.instance();
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out_borders->set_default_type(MMNodeUniversalProperty::DEFAULT_TYPE_IMAGE);
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}
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out_borders->set_output_slot_type(MMNodeUniversalProperty::SLOT_TYPE_IMAGE);
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if (!out_random_color.is_valid()) {
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out_random_color.instance();
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out_random_color->set_default_type(MMNodeUniversalProperty::DEFAULT_TYPE_IMAGE);
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}
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out_random_color->set_output_slot_type(MMNodeUniversalProperty::SLOT_TYPE_IMAGE);
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if (!out_fill.is_valid()) {
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out_fill.instance();
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out_fill->set_default_type(MMNodeUniversalProperty::DEFAULT_TYPE_IMAGE);
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}
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out_fill->set_output_slot_type(MMNodeUniversalProperty::SLOT_TYPE_IMAGE);
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register_output_property(out_nodes);
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register_output_property(out_borders);
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register_output_property(out_random_color);
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register_output_property(out_fill);
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}
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void MMVoronoi::_register_methods(MMGraphNode *mm_graph_node) {
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mm_graph_node->add_slot_texture_universal(out_nodes);
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mm_graph_node->add_slot_texture_universal(out_borders);
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mm_graph_node->add_slot_texture_universal(out_random_color);
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mm_graph_node->add_slot_texture_universal(out_fill);
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//, Vector2(1, 32))//, Vector2(0, 32));
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mm_graph_node->add_slot_vector2("get_scale", "set_scale", "Scale", 0.1);
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//, Vector2(1, 32))//, Vector2(0, 32));
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mm_graph_node->add_slot_vector2("get_stretch", "set_stretch", "stretch", 0.01);
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//, Vector2(1, 32))//, Vector2(0, 32));
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mm_graph_node->add_slot_float("get_intensity", "set_intensity", "Intensity", 0.01);
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//, Vector2(1, 32))//, Vector2(0, 32));
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mm_graph_node->add_slot_float("get_randomness", "set_randomness", "Randomness", 0.01);
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}
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void MMVoronoi::_render(const Ref<MMMaterial> &material) {
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Ref<Image> nodes;
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Ref<Image> borders;
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Ref<Image> random_color;
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Ref<Image> fill;
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nodes.instance();
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borders.instance();
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random_color.instance();
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fill.instance();
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nodes->create(material->image_size.x, material->image_size.y, false, Image::FORMAT_RGBA8);
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borders->create(material->image_size.x, material->image_size.y, false, Image::FORMAT_RGBA8);
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random_color->create(material->image_size.x, material->image_size.y, false, Image::FORMAT_RGBA8);
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fill->create(material->image_size.x, material->image_size.y, false, Image::FORMAT_RGBA8);
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nodes->lock();
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borders->lock();
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random_color->lock();
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fill->lock();
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float w = material->image_size.x;
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float h = material->image_size.y;
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float pseed = Math::randf() + Math::rand();
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for (int x = 0; x < material->image_size.x; ++x) { //x in range(material.image_size.x)
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for (int y = 0; y < material->image_size.y; ++y) { //y in range(material.image_size.y)
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Vector2 uv = Vector2(x / w, y / h);
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float ps = 1.0 / float(pseed);
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//vec4 $(name_uv)_xyzw = voronoi($uv, vec2($scale_x, $scale_y), vec2($stretch_y, $stretch_x), $intensity, $randomness, $seed);
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Color voronoi = MMAlgos::voronoi(uv, scale, stretch, intensity, randomness, ps);
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//Nodes - float - A greyscale pattern based on the distance to cell centers;
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//$(name_uv)_xyzw.z;
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Color nodes_col = Color(voronoi.b, voronoi.b, voronoi.b, 1);
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//Borders - float - A greyscale pattern based on the distance to borders;
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//$(name_uv)_xyzw.w;
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Color borders_col = Color(voronoi.a, voronoi.a, voronoi.a, 1);
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//Random color - rgb - A color pattern that assigns a random color to each cell;
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//rand3(fract(floor($(name_uv)_xyzw.xy)/vec2($scale_x, $scale_y)));
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Vector3 rv3 = MMAlgos::rand3(MMAlgos::fractv2(Vector2(voronoi.r, voronoi.g) / scale));
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Color random_color_col = Color(rv3.x, rv3.y, rv3.z, 1);
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//Fill - rgba - An output that should be plugged into a Fill companion node;
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//vec4(fract(($(name_uv)_xyzw.xy-1.0)/vec2($scale_x, $scale_y)), vec2(2.0)/vec2($scale_x, $scale_y));
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Vector2 fv21 = MMAlgos::fractv2((Vector2(voronoi.r, voronoi.g) - Vector2(1, 1)) / scale);
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Vector2 fv22 = Vector2(2, 2) / scale;
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Color fill_col = Color(fv21.x, fv21.y, fv22.x, fv22.y);
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nodes->set_pixel(x, y, nodes_col);
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borders->set_pixel(x, y, borders_col);
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random_color->set_pixel(x, y, random_color_col);
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fill->set_pixel(x, y, fill_col);
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}
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}
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nodes->unlock();
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borders->unlock();
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random_color->unlock();
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fill->unlock();
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out_nodes->set_value(nodes);
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out_borders->set_value(borders);
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out_random_color->set_value(random_color);
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out_fill->set_value(fill);
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}
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Color MMVoronoi::_get_value_for(const Vector2 &uv, const int pseed) {
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return Color();
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}
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MMVoronoi::MMVoronoi() {
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scale = Vector2(4, 4);
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stretch = Vector2(1, 1);
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intensity = 1;
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randomness = 0.85;
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}
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MMVoronoi::~MMVoronoi() {
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}
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void MMVoronoi::_bind_methods() {
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ClassDB::bind_method(D_METHOD("get_out_nodes"), &MMVoronoi::get_out_nodes);
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ClassDB::bind_method(D_METHOD("set_out_nodes", "value"), &MMVoronoi::set_out_nodes);
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ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "out_nodes", PROPERTY_HINT_RESOURCE_TYPE, "MMNodeUniversalProperty"), "set_out_nodes", "get_out_nodes");
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ClassDB::bind_method(D_METHOD("get_out_borders"), &MMVoronoi::get_out_borders);
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ClassDB::bind_method(D_METHOD("set_out_borders", "value"), &MMVoronoi::set_out_borders);
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ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "out_borders", PROPERTY_HINT_RESOURCE_TYPE, "MMNodeUniversalProperty"), "set_out_borders", "get_out_borders");
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ClassDB::bind_method(D_METHOD("get_out_random_color"), &MMVoronoi::get_out_random_color);
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ClassDB::bind_method(D_METHOD("set_out_random_color", "value"), &MMVoronoi::set_out_random_color);
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ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "out_random_color", PROPERTY_HINT_RESOURCE_TYPE, "MMNodeUniversalProperty"), "set_out_random_color", "get_out_random_color");
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ClassDB::bind_method(D_METHOD("get_out_fill"), &MMVoronoi::get_out_fill);
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ClassDB::bind_method(D_METHOD("set_out_fill", "value"), &MMVoronoi::set_out_fill);
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ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "out_fill", PROPERTY_HINT_RESOURCE_TYPE, "MMNodeUniversalProperty"), "set_out_fill", "get_out_fill");
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ClassDB::bind_method(D_METHOD("get_scale"), &MMVoronoi::get_scale);
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ClassDB::bind_method(D_METHOD("set_scale", "value"), &MMVoronoi::set_scale);
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ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "scale"), "set_scale", "get_scale");
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ClassDB::bind_method(D_METHOD("get_stretch"), &MMVoronoi::get_stretch);
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ClassDB::bind_method(D_METHOD("set_stretch", "value"), &MMVoronoi::set_stretch);
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ADD_PROPERTY(PropertyInfo(Variant::VECTOR2, "stretch"), "set_stretch", "get_stretch");
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ClassDB::bind_method(D_METHOD("get_intensity"), &MMVoronoi::get_intensity);
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ClassDB::bind_method(D_METHOD("set_intensity", "value"), &MMVoronoi::set_intensity);
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "intensity"), "set_intensity", "get_intensity");
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ClassDB::bind_method(D_METHOD("get_randomness"), &MMVoronoi::get_randomness);
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ClassDB::bind_method(D_METHOD("set_randomness", "value"), &MMVoronoi::set_randomness);
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ADD_PROPERTY(PropertyInfo(Variant::REAL, "randomness"), "set_randomness", "get_randomness");
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}
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