RandomWalk – ページ 79 – プログラミング de 落描き

2020年5月18日2020年5月18日

Face created by three points. Draw by openFrameworks

[ Video ]

[ About ]
Face created by three points.

[ Source ]

#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

public:
	void setup();
	void update();
	void draw();

	void keyPressed(int key) {};
	void keyReleased(int key) {};
	void mouseMoved(int x, int y) {};
	void mouseDragged(int x, int y, int button) {};
	void mousePressed(int x, int y, int button) {};
	void mouseReleased(int x, int y, int button) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	ofEasyCam cam;

	int base_radius;
	int number_of_satellite;

	vector<glm::vec3> base_noise_seed_list;
	vector<vector<glm::vec3>> satellite_location_list;
	vector<vector<glm::vec2>> satellite_noise_seed_list;
	vector<glm::vec3> location_list;
	vector<glm::vec3> velocity_list;

	ofMesh face, frame;
};

#pragma once

#include "ofMain.h"

class ofApp : public ofBaseApp {

public:

void setup();

void update();

void draw();

void keyPressed(int key) {};

void keyReleased(int key) {};

void mouseMoved(int x, int y) {};

void mouseDragged(int x, int y, int button) {};

void mousePressed(int x, int y, int button) {};

void mouseReleased(int x, int y, int button) {};

void windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofEasyCam cam;

int base_radius;

int number_of_satellite;

vector<glm::vec3> base_noise_seed_list;

vector<vector<glm::vec3>> satellite_location_list;

vector<vector<glm::vec2>> satellite_noise_seed_list;

vector<glm::vec3> location_list;

vector<glm::vec3> velocity_list;

ofMesh face, frame;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {

	ofSetFrameRate(60);
	ofSetWindowTitle("openframeworks");

	ofBackground(0);
	ofSetColor(255);
	ofEnableDepthTest();

	this->base_radius = 120;
	this->number_of_satellite = 2;
	for (int i = 0; i < 3; i++) {

		this->base_noise_seed_list.push_back(glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)));

		auto s_location_list = vector<glm::vec3>();
		auto s_noise_seed_list = vector<glm::vec2>();

		for (int k = 0; k < this->number_of_satellite; k++) {

			s_location_list.push_back(glm::normalize(glm::vec3(ofRandom(-1, 1), ofRandom(-1, 1), ofRandom(-1, 1))) * this->base_radius * 1.2);
			s_noise_seed_list.push_back(glm::vec2(ofRandom(1000), ofRandom(1000)));

		}

		this->satellite_location_list.push_back(s_location_list);
		this->satellite_noise_seed_list.push_back(s_noise_seed_list);
	}

	this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}

//--------------------------------------------------------------
void ofApp::update() {


	for (int i = 0; i < this->base_noise_seed_list.size(); i++) {

		auto base_location = glm::vec3(
			ofMap(ofNoise(this->base_noise_seed_list[i].x, (ofGetFrameNum() + 0) * 0.005), 0, 1, -300, 300),
			ofMap(ofNoise(this->base_noise_seed_list[i].y, (ofGetFrameNum() + 0) * 0.005), 0, 1, -300, 300),
			ofMap(ofNoise(this->base_noise_seed_list[i].z, (ofGetFrameNum() + 0) * 0.005), 0, 1, -300, 300)
		);

		for (int k = 0; k < this->number_of_satellite; k++) {

			auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].x, (ofGetFrameNum() + 0) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));
			auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].y, (ofGetFrameNum() + 0) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));
			auto satellite_location = glm::vec4(this->satellite_location_list[i][k], 0) * rotation_y * rotation_x;

			auto next_base_location = glm::vec3(
				ofMap(ofNoise(this->base_noise_seed_list[i].x, (ofGetFrameNum() + 1) * 0.005), 0, 1, -300, 300),
				ofMap(ofNoise(this->base_noise_seed_list[i].y, (ofGetFrameNum() + 1) * 0.005), 0, 1, -300, 300),
				ofMap(ofNoise(this->base_noise_seed_list[i].z, (ofGetFrameNum() + 1) * 0.005), 0, 1, -300, 300)
			);

			auto next_rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].x, (ofGetFrameNum() + 1) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));
			auto next_rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].y, (ofGetFrameNum() + 1) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));
			auto next_satellite_location = glm::vec4(this->satellite_location_list[i][k], 0) * rotation_y * rotation_x;

			auto location = base_location + satellite_location;
			auto next_location = next_base_location + next_satellite_location;
			auto distance = location - next_location;

			auto future = glm::vec3(satellite_location) + distance * 80;
			auto random_deg_1 = ofRandom(360);
			auto random_deg_2 = ofRandom(360);
			future += glm::vec3(
				30 * cos(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),
				30 * sin(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),
				30 * cos(random_deg_2 * DEG_TO_RAD)
			);
			auto future_distance = future - satellite_location;

			this->frame.addVertex(location);
			this->face.addVertex(location);

			this->frame.addColor(ofColor(255));
			this->face.addColor(ofColor(255, 64));

			this->velocity_list.push_back(glm::normalize(future_distance) * glm::length(distance));
		}
	}

	for (int i = 0; i < this->frame.getNumVertices(); i++) {

		this->frame.setVertex(i, this->frame.getVertex(i) + this->velocity_list[i]);
		this->face.setVertex(i, this->face.getVertex(i) + this->velocity_list[i]);
	}

	for (int i = this->velocity_list.size() - 1; i >= 0; i--) {

		if (glm::length(this->frame.getVertex(i)) > 720) {

			this->velocity_list.erase(this->velocity_list.begin() + i);
			this->frame.removeVertex(i);
			this->face.removeVertex(i);
		}
	}

	this->frame.clearIndices();
	this->face.clearIndices();
	for (int i = 0; i < this->frame.getNumVertices(); i++) {

		vector<int> near_index_list;
		for (int k = i + 1; k < this->frame.getNumVertices(); k++) {

			auto distance = glm::distance(this->frame.getVertex(i), this->frame.getVertex(k));
			if (distance < 50) {

				this->frame.addIndex(i); this->frame.addIndex(k);
			}

			if (distance < 80) {

				near_index_list.push_back(k);
			}
		}

		if (near_index_list.size() > 3) {
		
			for (int k = 0; k < near_index_list.size() - 2; k++) {

				this->face.addIndex(i);
				this->face.addIndex(near_index_list[k]);
				this->face.addIndex(near_index_list[k + 1]);
			}
		}
	}
}

//--------------------------------------------------------------
void ofApp::draw() {

	this->cam.begin();

	for (int i = 0; i < this->frame.getNumVertices(); i++) {

		ofDrawSphere(this->frame.getVertex(i), 2);
	}

	this->frame.drawWireframe();
	this->face.draw();

	this->cam.end();
}

//--------------------------------------------------------------
int main() {

	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

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#include "ofApp.h"

//--------------------------------------------------------------

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofSetColor(255);

ofEnableDepthTest();

this->base_radius = 120;

this->number_of_satellite = 2;

for (int i = 0; i < 3; i++) {

this->base_noise_seed_list.push_back(glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000)));

auto s_location_list = vector<glm::vec3>();

auto s_noise_seed_list = vector<glm::vec2>();

for (int k = 0; k < this->number_of_satellite; k++) {

s_location_list.push_back(glm::normalize(glm::vec3(ofRandom(-1, 1), ofRandom(-1, 1), ofRandom(-1, 1))) * this->base_radius * 1.2);

s_noise_seed_list.push_back(glm::vec2(ofRandom(1000), ofRandom(1000)));

}

this->satellite_location_list.push_back(s_location_list);

this->satellite_noise_seed_list.push_back(s_noise_seed_list);

}

this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

}

//--------------------------------------------------------------

void ofApp::update() {

for (int i = 0; i < this->base_noise_seed_list.size(); i++) {

auto base_location = glm::vec3(

ofMap(ofNoise(this->base_noise_seed_list[i].x, (ofGetFrameNum() + 0) * 0.005), 0, 1, -300, 300),

ofMap(ofNoise(this->base_noise_seed_list[i].y, (ofGetFrameNum() + 0) * 0.005), 0, 1, -300, 300),

ofMap(ofNoise(this->base_noise_seed_list[i].z, (ofGetFrameNum() + 0) * 0.005), 0, 1, -300, 300)

);

for (int k = 0; k < this->number_of_satellite; k++) {

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].x, (ofGetFrameNum() + 0) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].y, (ofGetFrameNum() + 0) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));

auto satellite_location = glm::vec4(this->satellite_location_list[i][k], 0) * rotation_y * rotation_x;

auto next_base_location = glm::vec3(

ofMap(ofNoise(this->base_noise_seed_list[i].x, (ofGetFrameNum() + 1) * 0.005), 0, 1, -300, 300),

ofMap(ofNoise(this->base_noise_seed_list[i].y, (ofGetFrameNum() + 1) * 0.005), 0, 1, -300, 300),

ofMap(ofNoise(this->base_noise_seed_list[i].z, (ofGetFrameNum() + 1) * 0.005), 0, 1, -300, 300)

);

auto next_rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].x, (ofGetFrameNum() + 1) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));

auto next_rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(this->satellite_noise_seed_list[i][k].y, (ofGetFrameNum() + 1) * 0.005), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));

auto next_satellite_location = glm::vec4(this->satellite_location_list[i][k], 0) * rotation_y * rotation_x;

auto location = base_location + satellite_location;

auto next_location = next_base_location + next_satellite_location;

auto distance = location - next_location;

auto future = glm::vec3(satellite_location) + distance * 80;

auto random_deg_1 = ofRandom(360);

auto random_deg_2 = ofRandom(360);

future += glm::vec3(

30 * cos(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),

30 * sin(random_deg_1 * DEG_TO_RAD) * sin(random_deg_2 * DEG_TO_RAD),

30 * cos(random_deg_2 * DEG_TO_RAD)

);

auto future_distance = future - satellite_location;

this->frame.addVertex(location);

this->face.addVertex(location);

this->frame.addColor(ofColor(255));

this->face.addColor(ofColor(255, 64));

this->velocity_list.push_back(glm::normalize(future_distance) * glm::length(distance));

}

for (int i = 0; i < this->frame.getNumVertices(); i++) {

this->frame.setVertex(i, this->frame.getVertex(i) + this->velocity_list[i]);

this->face.setVertex(i, this->face.getVertex(i) + this->velocity_list[i]);

}

for (int i = this->velocity_list.size() - 1; i >= 0; i--) {

if (glm::length(this->frame.getVertex(i)) > 720) {

this->velocity_list.erase(this->velocity_list.begin() + i);

this->frame.removeVertex(i);

this->face.removeVertex(i);

}

this->frame.clearIndices();

this->face.clearIndices();

for (int i = 0; i < this->frame.getNumVertices(); i++) {

vector<int> near_index_list;

for (int k = i + 1; k < this->frame.getNumVertices(); k++) {

auto distance = glm::distance(this->frame.getVertex(i), this->frame.getVertex(k));

if (distance < 50) {

this->frame.addIndex(i); this->frame.addIndex(k);

}

if (distance < 80) {

near_index_list.push_back(k);

}

if (near_index_list.size() > 3) {

for (int k = 0; k < near_index_list.size() - 2; k++) {

this->face.addIndex(i);

this->face.addIndex(near_index_list[k]);

this->face.addIndex(near_index_list[k + 1]);

}

//--------------------------------------------------------------

void ofApp::draw() {

this->cam.begin();

for (int i = 0; i < this->frame.getNumVertices(); i++) {

ofDrawSphere(this->frame.getVertex(i), 2);

}

this->frame.drawWireframe();

this->face.draw();

this->cam.end();

}

//--------------------------------------------------------------

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200518

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2020年5月4日

Colorful speed visualization. openFrameworks

[ Video ]

[ About ]
Colorful speed visualization.

[ Source ]

#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

public:
	void setup();
	void update();
	void draw();

	void keyPressed(int key) {};
	void keyReleased(int key) {};
	void mouseMoved(int x, int y) {};
	void mouseDragged(int x, int y, int button) {};
	void mousePressed(int x, int y, int button) {};
	void mouseReleased(int x, int y, int button) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	vector<glm::vec2> noise_seed_list;
	vector<glm::vec2> location_list;
	vector<glm::vec2> velocity_list;
	vector<ofColor> color_list;
};

#pragma once

#include "ofMain.h"

class ofApp : public ofBaseApp {

public:

void setup();

void update();

void draw();

void keyPressed(int key) {};

void keyReleased(int key) {};

void mouseMoved(int x, int y) {};

void mouseDragged(int x, int y, int button) {};

void mousePressed(int x, int y, int button) {};

void mouseReleased(int x, int y, int button) {};

void windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

vector<glm::vec2> noise_seed_list;

vector<glm::vec2> location_list;

vector<glm::vec2> velocity_list;

vector<ofColor> color_list;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {

	ofSetFrameRate(60);
	ofSetWindowTitle("openframeworks");

	ofBackground(0);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	for (int i = 0; i < 3; i++) {

		this->noise_seed_list.push_back(glm::vec2(ofRandom(1000), ofRandom(1000)));
	}
}

//--------------------------------------------------------------
void ofApp::update() {

	ofColor random_color;
	for (auto& noise_seed : this->noise_seed_list) {

		auto location = glm::vec2(ofMap(ofNoise(noise_seed.x, ofGetFrameNum() * 0.003), 0, 1, 100, ofGetWidth() - 100), ofMap(ofNoise(noise_seed.y, ofGetFrameNum() * 0.003), 0, 1, 100, ofGetHeight() - 100));
		auto next = glm::vec2(ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + 1) * 0.003), 0, 1, 100, ofGetWidth() - 100), ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + 1) * 0.003), 0, 1, 100, ofGetHeight() - 100));
		auto distance = location - next;
		distance *= 2;

		auto future = location + distance * 30;
		auto random_deg = ofRandom(360);
		future += glm::vec2(30 * cos(random_deg * DEG_TO_RAD), 30 * sin(random_deg * DEG_TO_RAD));
		auto future_distance = future - location;

		this->location_list.push_back(location);
		this->velocity_list.push_back(glm::normalize(future_distance) * glm::length(distance));

		random_color.setHsb(ofRandom(255), 255, 255, 255);
		this->color_list.push_back(random_color);
	}

	for (int i = this->location_list.size() - 1; i > -1; i--) {

		this->location_list[i] += this->velocity_list[i];
		this->velocity_list[i] *= 1.01;
		if (this->color_list[i].a > 4) { this->color_list[i].a -= 4; }

		if (glm::distance(glm::vec2(ofGetWidth() * 0.5, ofGetHeight() * 0.5), this->location_list[i]) > 720) {

			this->location_list.erase(this->location_list.begin() + i);
			this->velocity_list.erase(this->velocity_list.begin() + i);
			this->color_list.erase(this->color_list.begin() + i);
		}
	}
}

//--------------------------------------------------------------
void ofApp::draw() {

	for (int i = 0; i < this->location_list.size(); i++) {

		auto& location = this->location_list[i];
		ofSetColor(this->color_list[i]);
		ofDrawCircle(location, 3);
		for (int k = 0; k < this->location_list.size(); k++) {

			if (i == k)continue;
			auto other = this->location_list[k];
			if (glm::distance(location, other) < 50) {

				auto alpha = this->color_list[i].a > this->color_list[k].a ? this->color_list[k].a : this->color_list[i].a;

				ofSetColor(this->color_list[i], alpha);
				ofDrawLine(location, other);
				ofSetColor(this->color_list[k], alpha);
				ofDrawLine(location, other);
			}
		}
	}
}

//--------------------------------------------------------------
int main() {

	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

//--------------------------------------------------------------

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

for (int i = 0; i < 3; i++) {

this->noise_seed_list.push_back(glm::vec2(ofRandom(1000), ofRandom(1000)));

}

//--------------------------------------------------------------

void ofApp::update() {

ofColor random_color;

for (auto& noise_seed : this->noise_seed_list) {

auto location = glm::vec2(ofMap(ofNoise(noise_seed.x, ofGetFrameNum() * 0.003), 0, 1, 100, ofGetWidth() - 100), ofMap(ofNoise(noise_seed.y, ofGetFrameNum() * 0.003), 0, 1, 100, ofGetHeight() - 100));

auto next = glm::vec2(ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + 1) * 0.003), 0, 1, 100, ofGetWidth() - 100), ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + 1) * 0.003), 0, 1, 100, ofGetHeight() - 100));

auto distance = location - next;

distance *= 2;

auto future = location + distance * 30;

auto random_deg = ofRandom(360);

future += glm::vec2(30 * cos(random_deg * DEG_TO_RAD), 30 * sin(random_deg * DEG_TO_RAD));

auto future_distance = future - location;

this->location_list.push_back(location);

this->velocity_list.push_back(glm::normalize(future_distance) * glm::length(distance));

random_color.setHsb(ofRandom(255), 255, 255, 255);

this->color_list.push_back(random_color);

}

for (int i = this->location_list.size() - 1; i > -1; i--) {

this->location_list[i] += this->velocity_list[i];

this->velocity_list[i] *= 1.01;

if (this->color_list[i].a > 4) { this->color_list[i].a -= 4; }

if (glm::distance(glm::vec2(ofGetWidth() * 0.5, ofGetHeight() * 0.5), this->location_list[i]) > 720) {

this->location_list.erase(this->location_list.begin() + i);

this->velocity_list.erase(this->velocity_list.begin() + i);

this->color_list.erase(this->color_list.begin() + i);

}

//--------------------------------------------------------------

void ofApp::draw() {

for (int i = 0; i < this->location_list.size(); i++) {

auto& location = this->location_list[i];

ofSetColor(this->color_list[i]);

ofDrawCircle(location, 3);

for (int k = 0; k < this->location_list.size(); k++) {

if (i == k)continue;

auto other = this->location_list[k];

if (glm::distance(location, other) < 50) {

auto alpha = this->color_list[i].a > this->color_list[k].a ? this->color_list[k].a : this->color_list[i].a;

ofSetColor(this->color_list[i], alpha);

ofDrawLine(location, other);

ofSetColor(this->color_list[k], alpha);

ofDrawLine(location, other);

}

//--------------------------------------------------------------

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200504

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2020年4月25日2020年4月25日

Random walker on the frame of the box. openFrameowrks

[ Video ]

[ About ]
Random walker on the frame of the box.

[ Source ]

#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

public:
	void setup();
	void update();
	void draw();

	void keyPressed(int key) {};
	void keyReleased(int key) {};
	void mouseMoved(int x, int y) {};
	void mouseDragged(int x, int y, int button) {};
	void mousePressed(int x, int y, int button) {};
	void mouseReleased(int x, int y, int button) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size);
	void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth);

	ofEasyCam cam;
	ofMesh face, frame;

	vector<glm::vec3> location_list;
	vector<int> param_list;
	vector<vector<int>> route_info_list;

	vector<int> index_list;
};

#pragma once

#include "ofMain.h"

class ofApp : public ofBaseApp {

public:

void setup();

void update();

void draw();

void keyPressed(int key) {};

void keyReleased(int key) {};

void mouseMoved(int x, int y) {};

void mouseDragged(int x, int y, int button) {};

void mousePressed(int x, int y, int button) {};

void mouseReleased(int x, int y, int button) {};

void windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size);

void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth);

ofEasyCam cam;

ofMesh face, frame;

vector<glm::vec3> location_list;

vector<int> param_list;

vector<vector<int>> route_info_list;

vector<int> index_list;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

	int span = 20;
	for (int x = -200; x <= 200; x += span) {

		for (int y = -200; y <= 200; y += span) {

			for (int z = -200; z <= 200; z += span) {

				bool x_flag = x < -140 || x > 140;
				bool y_flag = y < -140 || y > 140;
				bool z_flag = z < -140 || z > 140;

				if (((x_flag || y_flag) && z_flag) || ((y_flag || z_flag) && x_flag)) {

					this->location_list.push_back(glm::vec3(x, y, z));
					this->param_list.push_back(0);
				}
			}
		}
	}

	for (auto& location : this->location_list) {

		vector<int> route_info = vector<int>();
		int index = -1;
		for (auto& other : this->location_list) {

			index++;
			if (location == other) { continue; }

			float distance = glm::distance(location, other);
			if (distance <= span) {

				route_info.push_back(index);
			}
		}

		this->route_info_list.push_back(route_info);
	}

	for (int i = 0; i < 45; i++) {

		this->index_list.push_back((int)ofRandom(this->location_list.size()));
	}
}

//--------------------------------------------------------------
void ofApp::update() {

	this->face.clear();
	this->frame.clear();

	for (int i = 0; i < this->index_list.size(); i++) {

		int next_index = this->route_info_list[this->index_list[i]][(int)ofRandom(this->route_info_list[this->index_list[i]].size())];
		for (int k = 0; k < this->route_info_list[this->index_list[i]].size(); k++) {

			if (this->param_list[next_index] <= 0) {

				this->param_list[next_index] = 30;
				this->index_list[i] = next_index;
				break;
			}
		}
	}

	for (int i = 0; i < this->location_list.size(); i++) {

		if (this->param_list[i] > 0) {

			this->setBoxToMesh(this->face, this->frame, this->location_list[i], 20);
		}

		if (this->param_list[i] > 0) { this->param_list[i] -= 1; }
	}
}

//--------------------------------------------------------------
void ofApp::draw() {

	this->cam.begin();
	ofRotateX(ofGetFrameNum() * 0.5);
	ofRotateY(ofGetFrameNum() * 0.32);

	ofSetColor(232);
	this->face.draw();

	ofSetColor(39);
	this->frame.drawWireframe();

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size) {

	this->setBoxToMesh(face_target, frame_target, location, size, size, size);
}

//--------------------------------------------------------------
void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth) {

	int face_index = face_target.getNumVertices();
	int frame_index = frame_target.getNumVertices();

	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));

	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));

	face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);
	face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3);

	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);
	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

	face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 1);
	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1);

	face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);
	face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 1);

	face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);
	face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 2);

	face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 4);
	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 3);

	frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * 0.5));
	frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * 0.5));

	frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * 0.5));
	frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * 0.5));

	frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 1);
	frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 2);
	frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 3);
	frame_target.addIndex(frame_index + 3); frame_target.addIndex(frame_index + 0);

	frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 5);
	frame_target.addIndex(frame_index + 5); frame_target.addIndex(frame_index + 6);
	frame_target.addIndex(frame_index + 6); frame_target.addIndex(frame_index + 7);
	frame_target.addIndex(frame_index + 7); frame_target.addIndex(frame_index + 4);

	frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 4);
	frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 5);
	frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 6);
	frame_target.addIndex(frame_index + 3); frame_target.addIndex(frame_index + 7);
}

//--------------------------------------------------------------
int main() {

	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

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#include "ofApp.h"

//--------------------------------------------------------------

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(2);

ofEnableDepthTest();

this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

int span = 20;

for (int x = -200; x <= 200; x += span) {

for (int y = -200; y <= 200; y += span) {

for (int z = -200; z <= 200; z += span) {

bool x_flag = x < -140 || x > 140;

bool y_flag = y < -140 || y > 140;

bool z_flag = z < -140 || z > 140;

if (((x_flag || y_flag) && z_flag) || ((y_flag || z_flag) && x_flag)) {

this->location_list.push_back(glm::vec3(x, y, z));

this->param_list.push_back(0);

}

for (auto& location : this->location_list) {

vector<int> route_info = vector<int>();

int index = -1;

for (auto& other : this->location_list) {

index++;

if (location == other) { continue; }

float distance = glm::distance(location, other);

if (distance <= span) {

route_info.push_back(index);

}

this->route_info_list.push_back(route_info);

}

for (int i = 0; i < 45; i++) {

this->index_list.push_back((int)ofRandom(this->location_list.size()));

}

//--------------------------------------------------------------

void ofApp::update() {

this->face.clear();

this->frame.clear();

for (int i = 0; i < this->index_list.size(); i++) {

int next_index = this->route_info_list[this->index_list[i]][(int)ofRandom(this->route_info_list[this->index_list[i]].size())];

for (int k = 0; k < this->route_info_list[this->index_list[i]].size(); k++) {

if (this->param_list[next_index] <= 0) {

this->param_list[next_index] = 30;

this->index_list[i] = next_index;

break;

}

for (int i = 0; i < this->location_list.size(); i++) {

if (this->param_list[i] > 0) {

this->setBoxToMesh(this->face, this->frame, this->location_list[i], 20);

}

if (this->param_list[i] > 0) { this->param_list[i] -= 1; }

}

//--------------------------------------------------------------

void ofApp::draw() {

this->cam.begin();

ofRotateX(ofGetFrameNum() * 0.5);

ofRotateY(ofGetFrameNum() * 0.32);

ofSetColor(232);

this->face.draw();

ofSetColor(39);

this->frame.drawWireframe();

this->cam.end();

}

//--------------------------------------------------------------

void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size) {

this->setBoxToMesh(face_target, frame_target, location, size, size, size);

}

//--------------------------------------------------------------

void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth) {

int face_index = face_target.getNumVertices();

int frame_index = frame_target.getNumVertices();

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 1);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1);

face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);

face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 1);

face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 2);

face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 4);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 3);

frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * -0.5));

frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * -0.5));

frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * 0.5));

frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * 0.5));

frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * -0.5));

frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * -0.5));

frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * 0.5));

frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * 0.5));

frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 1);

frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 2);

frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 3);

frame_target.addIndex(frame_index + 3); frame_target.addIndex(frame_index + 0);

frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 5);

frame_target.addIndex(frame_index + 5); frame_target.addIndex(frame_index + 6);

frame_target.addIndex(frame_index + 6); frame_target.addIndex(frame_index + 7);

frame_target.addIndex(frame_index + 7); frame_target.addIndex(frame_index + 4);

frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 4);

frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 5);

frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 6);

frame_target.addIndex(frame_index + 3); frame_target.addIndex(frame_index + 7);

}

//--------------------------------------------------------------

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

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https://github.com/junkiyoshi/Insta20200425

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