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2021年4月10日2021年4月10日

Sphere planter. Draw by openFrameworks

[ Video ]

[ About ]
Sphere planter.

[ 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;
	vector<glm::vec3> location_list;
	vector<ofColor> base_color_list;

	vector<vector<glm::vec3>> log_list;
	vector<ofColor> color_list;
	vector<float> life_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) {};

ofEasyCam cam;

vector<glm::vec3> location_list;

vector<ofColor> base_color_list;

vector<vector<glm::vec3>> log_list;

vector<ofColor> color_list;

vector<float> life_list;

};

#include "ofApp.h"

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetLineWidth(2);
	ofNoFill();
	ofEnableDepthTest();
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_MULTIPLY);

	int radius = 300;
	ofIcoSpherePrimitive ico_sphere;
	ico_sphere = ofIcoSpherePrimitive(radius, 7);

	for (auto& triangle : ico_sphere.getMesh().getUniqueFaces()) {

		glm::vec3 avg = (triangle.getVertex(0) + triangle.getVertex(1) + triangle.getVertex(2)) / 3;
		this->location_list.push_back(avg);
	}

	ofColor color;
	vector<int> hex_list = { 0xef476f, 0xffd166, 0x06d6a0, 0x118ab2, 0x073b4c };
	for (auto hex : hex_list) {

		color.setHex(hex);
		this->base_color_list.push_back(color);
	}
}

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

	while (this->log_list.size() < 3000) {

		int font_location_index = ofRandom(this->location_list.size());
		vector<glm::vec3> log;
		log.push_back(this->location_list[font_location_index]);
		this->log_list.push_back(log);
		this->color_list.push_back(this->base_color_list[(int)ofRandom(this->base_color_list.size())]);
		this->life_list.push_back(ofRandom(60, 120));
	}

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

		this->life_list[i] -= 1;
		if (this->life_list[i] < 0) {

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

			continue;
		}

		int radius = 5;
		auto deg = ofMap(ofNoise(glm::vec4(this->log_list[i].back() * 0.003, ofGetFrameNum() * 0.006)), 0, 1, -360, 360);
		auto theta = ofMap(ofNoise(glm::vec4(this->log_list[i].back() * 0.003, (ofGetFrameNum() + 10000) * 0.006)), 0, 1, -360, 360);
		this->log_list[i].push_back(this->log_list[i].back() + glm::vec3(radius * cos(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD), radius * cos(theta * DEG_TO_RAD)));
		while (this->log_list[i].size() > 100) {

			this->log_list[i].erase(this->log_list[i].begin());
		}
	}
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.25);

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

		ofSetColor(this->color_list[i]);

		if (this->life_list[i] > 30) {

			ofSetLineWidth(1.5);
		}
		else {

			ofSetLineWidth(ofMap(this->life_list[i], 0, 30, 0, 1.5));
		}

		ofBeginShape();
		ofVertices(this->log_list[i]);
		ofEndShape();
	}

	ofSetColor(39);
	ofDrawSphere(200);

	this->cam.end();
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(2);

ofNoFill();

ofEnableDepthTest();

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_MULTIPLY);

int radius = 300;

ofIcoSpherePrimitive ico_sphere;

ico_sphere = ofIcoSpherePrimitive(radius, 7);

for (auto& triangle : ico_sphere.getMesh().getUniqueFaces()) {

glm::vec3 avg = (triangle.getVertex(0) + triangle.getVertex(1) + triangle.getVertex(2)) / 3;

this->location_list.push_back(avg);

}

ofColor color;

vector<int> hex_list = { 0xef476f, 0xffd166, 0x06d6a0, 0x118ab2, 0x073b4c };

for (auto hex : hex_list) {

color.setHex(hex);

this->base_color_list.push_back(color);

}

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

void ofApp::update() {

while (this->log_list.size() < 3000) {

int font_location_index = ofRandom(this->location_list.size());

vector<glm::vec3> log;

log.push_back(this->location_list[font_location_index]);

this->log_list.push_back(log);

this->color_list.push_back(this->base_color_list[(int)ofRandom(this->base_color_list.size())]);

this->life_list.push_back(ofRandom(60, 120));

}

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

this->life_list[i] -= 1;

if (this->life_list[i] < 0) {

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

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

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

continue;

}

int radius = 5;

auto deg = ofMap(ofNoise(glm::vec4(this->log_list[i].back() * 0.003, ofGetFrameNum() * 0.006)), 0, 1, -360, 360);

auto theta = ofMap(ofNoise(glm::vec4(this->log_list[i].back() * 0.003, (ofGetFrameNum() + 10000) * 0.006)), 0, 1, -360, 360);

this->log_list[i].push_back(this->log_list[i].back() + glm::vec3(radius * cos(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD), radius * cos(theta * DEG_TO_RAD)));

while (this->log_list[i].size() > 100) {

this->log_list[i].erase(this->log_list[i].begin());

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.25);

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

ofSetColor(this->color_list[i]);

if (this->life_list[i] > 30) {

ofSetLineWidth(1.5);

}

else {

ofSetLineWidth(ofMap(this->life_list[i], 0, 30, 0, 1.5));

}

ofBeginShape();

ofVertices(this->log_list[i]);

ofEndShape();

}

ofSetColor(39);

ofDrawSphere(200);

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210410

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Amazon

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2021年4月9日2021年4月9日

Planter. Draw by openFrameworks

[ Video ]

[ About ]
Planter.

[ 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;

	vector<glm::vec3> base_location_list;
	vector<ofColor> base_color_list;

	vector<vector<glm::vec3>> log_list;
	vector<ofColor> color_list;
	vector<float> life_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) {};

ofEasyCam cam;

vector<glm::vec3> base_location_list;

vector<ofColor> base_color_list;

vector<vector<glm::vec3>> log_list;

vector<ofColor> color_list;

vector<float> life_list;

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofNoFill();
	ofEnableDepthTest();
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_MULTIPLY);
	
	ofColor color;
	vector<int> hex_list = { 0xef476f, 0xffd166, 0x06d6a0, 0x118ab2, 0x073b4c };
	for (auto hex : hex_list) {

		color.setHex(hex);
		this->base_color_list.push_back(color);
	}

	for (int x = -300; x <= 300; x += 2) {

		this->base_location_list.push_back(glm::vec3(x, -300, -300));
		this->base_location_list.push_back(glm::vec3(x, -300, 300));
		this->base_location_list.push_back(glm::vec3(x, 300, -300));
		this->base_location_list.push_back(glm::vec3(x, 300, 300));
	}

	for (int y = -300; y <= 300; y += 2) {

		this->base_location_list.push_back(glm::vec3(-300, y, -300));
		this->base_location_list.push_back(glm::vec3(-300, y, 300));
		this->base_location_list.push_back(glm::vec3(300, y, -300));
		this->base_location_list.push_back(glm::vec3(300, y, 300));
	}

	for (int z = -300; z <= 300; z += 2) {

		this->base_location_list.push_back(glm::vec3(-300, -300, z));
		this->base_location_list.push_back(glm::vec3(-300, 300, z));
		this->base_location_list.push_back(glm::vec3(300, -300, z));
		this->base_location_list.push_back(glm::vec3(300, 300, z));
	}
}

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

	int radius = 3;
	while (this->log_list.size() < 3000) {

		int font_location_index = ofRandom(this->base_location_list.size());
		vector<glm::vec3> log;
		log.push_back(this->base_location_list[font_location_index]);
		this->log_list.push_back(log);
		this->color_list.push_back(this->base_color_list[(int)ofRandom(this->base_color_list.size())]);
		this->life_list.push_back(ofRandom(60, 120));
	}

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

		this->life_list[i] -= 1;
		if (this->life_list[i] < 0) {

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

			continue;
		}

		auto deg = ofMap(ofNoise(glm::vec4(this->log_list[i].back() * 0.0035, ofGetFrameNum() * 0.006)), 0, 1, -360, 360);
		auto theta = ofMap(ofNoise(glm::vec4(this->log_list[i].back() * 0.0035, (ofGetFrameNum() + 10000) * 0.006)), 0, 1, -360, 360);
		this->log_list[i].push_back(this->log_list[i].back() + glm::vec3(radius * cos(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD) * sin(theta * DEG_TO_RAD), radius * cos(theta * DEG_TO_RAD)));
		while (this->log_list[i].size() > 100) {

			this->log_list[i].erase(this->log_list[i].begin());
		}
	}
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.25);

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

		ofSetColor(this->color_list[i]);

		if (this->life_list[i] > 30) {

			ofSetLineWidth(1.5);
		}
		else {

			ofSetLineWidth(ofMap(this->life_list[i], 0, 30, 0, 1.5));
		}

		ofBeginShape();
		ofVertices(this->log_list[i]);
		ofEndShape();
	}

	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(239);

ofNoFill();

ofEnableDepthTest();

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_MULTIPLY);

ofColor color;

vector<int> hex_list = { 0xef476f, 0xffd166, 0x06d6a0, 0x118ab2, 0x073b4c };

for (auto hex : hex_list) {

color.setHex(hex);

this->base_color_list.push_back(color);

}

for (int x = -300; x <= 300; x += 2) {

this->base_location_list.push_back(glm::vec3(x, -300, -300));

this->base_location_list.push_back(glm::vec3(x, -300, 300));

this->base_location_list.push_back(glm::vec3(x, 300, -300));

this->base_location_list.push_back(glm::vec3(x, 300, 300));

}

for (int y = -300; y <= 300; y += 2) {

this->base_location_list.push_back(glm::vec3(-300, y, -300));

this->base_location_list.push_back(glm::vec3(-300, y, 300));

this->base_location_list.push_back(glm::vec3(300, y, -300));

this->base_location_list.push_back(glm::vec3(300, y, 300));

}

for (int z = -300; z <= 300; z += 2) {

this->base_location_list.push_back(glm::vec3(-300, -300, z));

this->base_location_list.push_back(glm::vec3(-300, 300, z));

this->base_location_list.push_back(glm::vec3(300, -300, z));

this->base_location_list.push_back(glm::vec3(300, 300, z));

}

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

void ofApp::update() {

int radius = 3;

while (this->log_list.size() < 3000) {

int font_location_index = ofRandom(this->base_location_list.size());

vector<glm::vec3> log;

log.push_back(this->base_location_list[font_location_index]);

this->log_list.push_back(log);

this->color_list.push_back(this->base_color_list[(int)ofRandom(this->base_color_list.size())]);

this->life_list.push_back(ofRandom(60, 120));

}

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

this->life_list[i] -= 1;

if (this->life_list[i] < 0) {

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

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

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

continue;

}

auto deg = ofMap(ofNoise(glm::vec4(this->log_list[i].back() * 0.0035, ofGetFrameNum() * 0.006)), 0, 1, -360, 360);

auto theta = ofMap(ofNoise(glm::vec4(this->log_list[i].back() * 0.0035, (ofGetFrameNum() + 10000) * 0.006)), 0, 1, -360, 360);

while (this->log_list[i].size() > 100) {

this->log_list[i].erase(this->log_list[i].begin());

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.25);

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

ofSetColor(this->color_list[i]);

if (this->life_list[i] > 30) {

ofSetLineWidth(1.5);

}

else {

ofSetLineWidth(ofMap(this->life_list[i], 0, 30, 0, 1.5));

}

ofBeginShape();

ofVertices(this->log_list[i]);

ofEndShape();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210409

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Amazon

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2021年4月8日2021年4月8日

Box train. Draw by openFrameworks

[ Video ]

[ About ]
Box train.

[ 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;
	ofMesh face, line;

	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) {};

ofEasyCam cam;

ofMesh face, line;

vector<ofColor> color_list;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofSetLineWidth(1.5);
	ofEnableDepthTest();

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

	ofColor color;
	vector<int> hex_list = { 0xff0000, 0xffed00, 0xff0092, 0xc2ff00, 0x00c7f2, 0xc1f1fc, 0xebffac, 0xffc2e5 };
	for (auto hex : hex_list) {

		color.setHex(hex);
		this->color_list.push_back(color);
	}
}

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

	ofSeedRandom(39);

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

	auto len = 150;
	auto log = 315;

	auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));

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

		int face_index = this->face.getNumVertices();
		int line_index = this->line.getNumVertices();

		auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + i) * -0.005), 0, 1, -PI, PI), glm::vec3(1, 0, 0));
		auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + i) * -0.005), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
		auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.z, (ofGetFrameNum() + i) * -0.005), 0, 1, -PI, PI), glm::vec3(0, 0, 1));

		vector<glm::vec3> vertices;
		vertices.push_back(glm::vec3(len * -0.5, len * 0.5, len * -0.5));
		vertices.push_back(glm::vec3(len * 0.5, len * 0.5, len * -0.5));
		vertices.push_back(glm::vec3(len * 0.5, len * 0.5, len * 0.5));
		vertices.push_back(glm::vec3(len * -0.5, len * 0.5, len * 0.5));

		vertices.push_back(glm::vec3(len * -0.5, len * -0.5, len * -0.5));
		vertices.push_back(glm::vec3(len * 0.5, len * -0.5, len * -0.5));
		vertices.push_back(glm::vec3(len * 0.5, len * -0.5, len * 0.5));
		vertices.push_back(glm::vec3(len * -0.5, len * -0.5, len * 0.5));

		int deg = i + ofGetFrameNum();
		auto base_location = glm::vec3(
			500 * cos(deg * DEG_TO_RAD),
			500 * sin(deg * DEG_TO_RAD),
			0);

		for (auto& vertex : vertices) {

			vertex = base_location + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x;
		}

		this->line.addVertices(vertices);
		for (int c = 0; c < this->color_list.size(); c++) {

			this->line.addColor(this->color_list[c]);
		}

		if (i % 45 == 0 || i == log) {

			this->face.addVertices(vertices);

			this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 1); this->face.addIndex(face_index + 2);
			this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 2); this->face.addIndex(face_index + 3);

			this->face.addIndex(face_index + 4); this->face.addIndex(face_index + 5); this->face.addIndex(face_index + 6);
			this->face.addIndex(face_index + 4); this->face.addIndex(face_index + 6); this->face.addIndex(face_index + 7);

			this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 4); this->face.addIndex(face_index + 1);
			this->face.addIndex(face_index + 4); this->face.addIndex(face_index + 5); this->face.addIndex(face_index + 1);

			this->face.addIndex(face_index + 1); this->face.addIndex(face_index + 5); this->face.addIndex(face_index + 6);
			this->face.addIndex(face_index + 6); this->face.addIndex(face_index + 2); this->face.addIndex(face_index + 1);

			this->face.addIndex(face_index + 2); this->face.addIndex(face_index + 6); this->face.addIndex(face_index + 7);
			this->face.addIndex(face_index + 7); this->face.addIndex(face_index + 3); this->face.addIndex(face_index + 2);

			this->face.addIndex(face_index + 3); this->face.addIndex(face_index + 7); this->face.addIndex(face_index + 4);
			this->face.addIndex(face_index + 4); this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 3);


			this->line.addIndex(line_index + 0); this->line.addIndex(line_index + 1);
			this->line.addIndex(line_index + 1); this->line.addIndex(line_index + 2);
			this->line.addIndex(line_index + 2); this->line.addIndex(line_index + 3);
			this->line.addIndex(line_index + 3); this->line.addIndex(line_index + 0);

			this->line.addIndex(line_index + 4); this->line.addIndex(line_index + 5);
			this->line.addIndex(line_index + 5); this->line.addIndex(line_index + 6);
			this->line.addIndex(line_index + 6); this->line.addIndex(line_index + 7);
			this->line.addIndex(line_index + 7); this->line.addIndex(line_index + 4);

			this->line.addIndex(line_index + 0); this->line.addIndex(line_index + 4);
			this->line.addIndex(line_index + 1); this->line.addIndex(line_index + 5);
			this->line.addIndex(line_index + 2); this->line.addIndex(line_index + 6);
			this->line.addIndex(line_index + 3); this->line.addIndex(line_index + 7);
		}
		else {

			if (line_index > 0 && i > 0) {

				this->line.addIndex(line_index - 8); this->line.addIndex(line_index + 0);
				this->line.addIndex(line_index - 7); this->line.addIndex(line_index + 1);
				this->line.addIndex(line_index - 6); this->line.addIndex(line_index + 2);
				this->line.addIndex(line_index - 5); this->line.addIndex(line_index + 3);

				this->line.addIndex(line_index - 4); this->line.addIndex(line_index + 4);
				this->line.addIndex(line_index - 3); this->line.addIndex(line_index + 5);
				this->line.addIndex(line_index - 2); this->line.addIndex(line_index + 6);
				this->line.addIndex(line_index - 1); this->line.addIndex(line_index + 7);
			}

		}
	}
}

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

	this->cam.begin();

	ofSetColor(39);
	this->face.draw();
	
	ofSetColor(239);
	this->line.draw();

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

		ofSetColor(this->color_list[i % this->color_list.size()]);
		ofDrawSphere(this->face.getVertex(i), 10);
	}

	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(39);

ofSetLineWidth(1.5);

ofEnableDepthTest();

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

ofColor color;

vector<int> hex_list = { 0xff0000, 0xffed00, 0xff0092, 0xc2ff00, 0x00c7f2, 0xc1f1fc, 0xebffac, 0xffc2e5 };

for (auto hex : hex_list) {

color.setHex(hex);

this->color_list.push_back(color);

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->line.clear();

auto len = 150;

auto log = 315;

auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));

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

int face_index = this->face.getNumVertices();

int line_index = this->line.getNumVertices();

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + i) * -0.005), 0, 1, -PI, PI), glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + i) * -0.005), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.z, (ofGetFrameNum() + i) * -0.005), 0, 1, -PI, PI), glm::vec3(0, 0, 1));

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(len * -0.5, len * 0.5, len * -0.5));

vertices.push_back(glm::vec3(len * 0.5, len * 0.5, len * -0.5));

vertices.push_back(glm::vec3(len * 0.5, len * 0.5, len * 0.5));

vertices.push_back(glm::vec3(len * -0.5, len * 0.5, len * 0.5));

vertices.push_back(glm::vec3(len * -0.5, len * -0.5, len * -0.5));

vertices.push_back(glm::vec3(len * 0.5, len * -0.5, len * -0.5));

vertices.push_back(glm::vec3(len * 0.5, len * -0.5, len * 0.5));

vertices.push_back(glm::vec3(len * -0.5, len * -0.5, len * 0.5));

int deg = i + ofGetFrameNum();

auto base_location = glm::vec3(

500 * cos(deg * DEG_TO_RAD),

500 * sin(deg * DEG_TO_RAD),

0);

for (auto& vertex : vertices) {

vertex = base_location + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x;

}

this->line.addVertices(vertices);

for (int c = 0; c < this->color_list.size(); c++) {

this->line.addColor(this->color_list[c]);

}

if (i % 45 == 0 || i == log) {

this->face.addVertices(vertices);

this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 1); this->face.addIndex(face_index + 2);

this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 2); this->face.addIndex(face_index + 3);

this->face.addIndex(face_index + 4); this->face.addIndex(face_index + 5); this->face.addIndex(face_index + 6);

this->face.addIndex(face_index + 4); this->face.addIndex(face_index + 6); this->face.addIndex(face_index + 7);

this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 4); this->face.addIndex(face_index + 1);

this->face.addIndex(face_index + 4); this->face.addIndex(face_index + 5); this->face.addIndex(face_index + 1);

this->face.addIndex(face_index + 1); this->face.addIndex(face_index + 5); this->face.addIndex(face_index + 6);

this->face.addIndex(face_index + 6); this->face.addIndex(face_index + 2); this->face.addIndex(face_index + 1);

this->face.addIndex(face_index + 2); this->face.addIndex(face_index + 6); this->face.addIndex(face_index + 7);

this->face.addIndex(face_index + 7); this->face.addIndex(face_index + 3); this->face.addIndex(face_index + 2);

this->face.addIndex(face_index + 3); this->face.addIndex(face_index + 7); this->face.addIndex(face_index + 4);

this->face.addIndex(face_index + 4); this->face.addIndex(face_index + 0); this->face.addIndex(face_index + 3);

this->line.addIndex(line_index + 0); this->line.addIndex(line_index + 1);

this->line.addIndex(line_index + 1); this->line.addIndex(line_index + 2);

this->line.addIndex(line_index + 2); this->line.addIndex(line_index + 3);

this->line.addIndex(line_index + 3); this->line.addIndex(line_index + 0);

this->line.addIndex(line_index + 4); this->line.addIndex(line_index + 5);

this->line.addIndex(line_index + 5); this->line.addIndex(line_index + 6);

this->line.addIndex(line_index + 6); this->line.addIndex(line_index + 7);

this->line.addIndex(line_index + 7); this->line.addIndex(line_index + 4);

this->line.addIndex(line_index + 0); this->line.addIndex(line_index + 4);

this->line.addIndex(line_index + 1); this->line.addIndex(line_index + 5);

this->line.addIndex(line_index + 2); this->line.addIndex(line_index + 6);

this->line.addIndex(line_index + 3); this->line.addIndex(line_index + 7);

}

else {

if (line_index > 0 && i > 0) {

this->line.addIndex(line_index - 8); this->line.addIndex(line_index + 0);

this->line.addIndex(line_index - 7); this->line.addIndex(line_index + 1);

this->line.addIndex(line_index - 6); this->line.addIndex(line_index + 2);

this->line.addIndex(line_index - 5); this->line.addIndex(line_index + 3);

this->line.addIndex(line_index - 4); this->line.addIndex(line_index + 4);

this->line.addIndex(line_index - 3); this->line.addIndex(line_index + 5);

this->line.addIndex(line_index - 2); this->line.addIndex(line_index + 6);

this->line.addIndex(line_index - 1); this->line.addIndex(line_index + 7);

}

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

void ofApp::draw() {

this->cam.begin();

ofSetColor(39);

this->face.draw();

ofSetColor(239);

this->line.draw();

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

ofSetColor(this->color_list[i % this->color_list.size()]);

ofDrawSphere(this->face.getVertex(i), 10);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210408

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