openFrameworks – プログラミング de 落描き

2022年5月23日

Box packing in torus. Draw by openFrameworks

[ Video ]

[ About ]
トーラスの中にボックスを敷き詰める。

Lay the box inside the torus.

[ 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 mouseEntered(int x, int y) {};
	void mouseExited(int x, int y) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	glm::vec3 make_point(float R, float r, float u, float v);

	ofEasyCam cam;

	vector<glm::vec3> base_location_list;

	vector<tuple<ofColor, glm::vec3, float>> sphere_list; // BodyColor, Location, size
	int number_of_sphere;
};

#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 mouseEntered(int x, int y) {};

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

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

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

glm::vec3 make_point(float R, float r, float u, float v);

ofEasyCam cam;

vector<glm::vec3> base_location_list;

vector<tuple<ofColor, glm::vec3, float>> sphere_list; // BodyColor, Location, size

int number_of_sphere;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofSetLineWidth(0.5);
	ofEnableDepthTest();

	auto ico_sphere = ofIcoSpherePrimitive(1, 5);

	this->number_of_sphere = 2500;
	while (this->sphere_list.size() < this->number_of_sphere) {

		auto tmp_location = this->make_point(300, ofRandom(0, 60), ofRandom(360), ofRandom(360));
		auto radius = this->sphere_list.size() < 110 ? ofRandom(10, 50) : ofRandom(2, 20);

		bool flag = true;
		for (int i = 0; i < this->sphere_list.size(); i++) {

			if (glm::distance(tmp_location, get<1>(this->sphere_list[i])) < get<2>(this->sphere_list[i]) + radius) {

				flag = false;
				break;
			}
		}

		if (flag) {

			ofColor color;
			color.setHsb(ofRandom(255), 200, 255);

			auto size = (radius * 2) / sqrt(3);

			this->sphere_list.push_back(make_tuple(color, tmp_location, size));
		}
	}
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateZ(ofGetFrameNum() * 0.66666666666666666);

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

		auto location = get<1>(this->sphere_list[i]);
		auto size = get<2>(this->sphere_list[i]);

		ofPushMatrix();
		ofTranslate(location);

		ofRotateZ(ofRandom(360));
		ofRotateY(ofRandom(360));
		ofRotateX(ofRandom(360));

		ofFill();
		ofSetColor(0);
		ofDrawBox(size);

		ofNoFill();
		ofSetColor(255);
		ofDrawBox(size);

		ofPopMatrix();
	}

	this->cam.end();
}

//--------------------------------------------------------------
glm::vec3 ofApp::make_point(float R, float r, float u, float v) {

	// 数学デッサン教室 描いて楽しむ数学たち　P.31

	u *= DEG_TO_RAD;
	v *= DEG_TO_RAD;

	auto x = (R + r * cos(u)) * cos(v);
	auto y = (R + r * cos(u)) * sin(v);
	auto z = r * sin(u);

	return glm::vec3(x, y, z);
}

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

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

100

101

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofSetLineWidth(0.5);

ofEnableDepthTest();

auto ico_sphere = ofIcoSpherePrimitive(1, 5);

this->number_of_sphere = 2500;

while (this->sphere_list.size() < this->number_of_sphere) {

auto tmp_location = this->make_point(300, ofRandom(0, 60), ofRandom(360), ofRandom(360));

auto radius = this->sphere_list.size() < 110 ? ofRandom(10, 50) : ofRandom(2, 20);

bool flag = true;

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

if (glm::distance(tmp_location, get<1>(this->sphere_list[i])) < get<2>(this->sphere_list[i]) + radius) {

flag = false;

break;

}

if (flag) {

ofColor color;

color.setHsb(ofRandom(255), 200, 255);

auto size = (radius * 2) / sqrt(3);

this->sphere_list.push_back(make_tuple(color, tmp_location, size));

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateZ(ofGetFrameNum() * 0.66666666666666666);

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

auto location = get<1>(this->sphere_list[i]);

auto size = get<2>(this->sphere_list[i]);

ofPushMatrix();

ofTranslate(location);

ofRotateZ(ofRandom(360));

ofRotateY(ofRandom(360));

ofRotateX(ofRandom(360));

ofFill();

ofSetColor(0);

ofDrawBox(size);

ofNoFill();

ofSetColor(255);

ofDrawBox(size);

ofPopMatrix();

}

this->cam.end();

}

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

glm::vec3 ofApp::make_point(float R, float r, float u, float v) {

// 数学デッサン教室描いて楽しむ数学たち　P.31

u *= DEG_TO_RAD;

v *= DEG_TO_RAD;

auto x = (R + r * cos(u)) * cos(v);

auto y = (R + r * cos(u)) * sin(v);

auto z = r * sin(u);

return glm::vec3(x, y, z);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220523

[ほしいものリスト]
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[ Sponsor Link ]

2022年5月22日

Tornado hole. Draw by openFrameworks

[ video ]

[ About ]
ねじれる奥行き。

Twisting depth.

[ 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;
};

#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;

};

#include “ofApp.h”

//————————————————————–
void ofApp::setup() {

ofSetFrameRate(30);
ofSetWindowTitle(“openframeworks”);

ofBackground(0);

ofEnableDepthTest();
ofSetLineWidth(3);
}

//————————————————————–
void ofApp::update() {

}

//————————————————————–
void ofApp::draw() {

this->cam.begin();

int width = 350;
int height = 350;
int len = 15;
for (int z = -300; z <= 600; z += 10) { ofPushMatrix(); ofTranslate(0, 0, z); ofRotate(ofMap(ofNoise((z + 300) * 0.0015 + ofGetFrameNum() * 0.005), 0, 1, -360, 360)); ofFill(); ofSetColor(0); ofBeginShape(); ofVertex(glm::vec2(width * -0.5, height * -0.5)); ofVertex(glm::vec2(width * 0.5, height * -0.5)); ofVertex(glm::vec2(width * 0.5, height * 0.5)); ofVertex(glm::vec2(width * -0.5, height * 0.5)); ofNextContour(true); ofVertex(glm::vec2(width * -0.5 + len, height * -0.5 + len)); ofVertex(glm::vec2(width * 0.5 - len, height * -0.5 + len)); ofVertex(glm::vec2(width * 0.5 - len, height * 0.5 - len)); ofVertex(glm::vec2(width * -0.5 + len, height * 0.5 - len)); ofEndShape(true); ofNoFill(); ofSetColor(255, ofMap(z, -300, 600, 0, 255)); ofBeginShape(); ofVertex(glm::vec2(width * -0.5, height * -0.5)); ofVertex(glm::vec2(width * 0.5, height * -0.5)); ofVertex(glm::vec2(width * 0.5, height * 0.5)); ofVertex(glm::vec2(width * -0.5, height * 0.5)); ofNextContour(true); ofVertex(glm::vec2(width * -0.5 + len, height * -0.5 + len)); ofVertex(glm::vec2(width * 0.5 - len, height * -0.5 + len)); ofVertex(glm::vec2(width * 0.5 - len, height * 0.5 - len)); ofVertex(glm::vec2(width * -0.5 + len, height * 0.5 - len)); ofEndShape(true); ofPopMatrix(); } this->cam.end();
}

//————————————————————–
int main() {

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

[ Link ]
https://github.com/junkiyoshi/Insta20220522

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2022年5月21日

Rotate vertically and horizontally. Draw by openFrameworks

[ Video ]

[ About ]
縦回転・横回転・

Rotate vertically and horizontally.

[ 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, 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;

ofMesh face, frame;

};

#include "ofApp.h"

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

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

	ofBackground(255);
	ofEnableDepthTest();

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

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

	ofSeedRandom(39);

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

	int theta = 90;

	for (int radius = 30; radius <= 360; radius += 30) {

		auto noise_value = ofNoise(radius * 0.0008 - ofGetFrameNum() * 0.005);
		float angle;
		glm::highp_mat4 rotation;

		if (noise_value < 0.49) {

			angle = ofMap(noise_value, 0, 0.48, -PI * 2, PI * 2);
			rotation = glm::rotate(glm::mat4(), angle, glm::vec3(0, 1, 0));
		}
		else if (noise_value > 0.52) {

			angle = ofMap(noise_value, 0.52, 1, -PI * 2, PI * 2);
			rotation = glm::rotate(glm::mat4(), angle, glm::vec3(1, 0, 0));
		}

		for (int phi = 0; phi < 360; phi += 3) {

			auto index = this->face.getNumVertices();
			vector<glm::vec3> vertices;

			vertices.push_back(glm::vec3(
				radius * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
				radius * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
				radius * cos((theta + 3) * DEG_TO_RAD)
			));
			vertices.push_back(glm::vec3(
				radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
				radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
				radius * cos((theta + 3) * DEG_TO_RAD)
			));
			vertices.push_back(glm::vec3(
				radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
				radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
				radius * cos((theta - 3) * DEG_TO_RAD)
			));
			vertices.push_back(glm::vec3(
				radius * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
				radius * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
				radius * cos((theta - 3) * DEG_TO_RAD)
			));

			vertices.push_back(glm::vec3(
				(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
				(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
				radius * cos((theta + 3) * DEG_TO_RAD)
			));
			vertices.push_back(glm::vec3(
				(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
				(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
				radius * cos((theta + 3) * DEG_TO_RAD)
			));
			vertices.push_back(glm::vec3(
				(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
				(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
				radius * cos((theta - 3) * DEG_TO_RAD)
			));
			vertices.push_back(glm::vec3(
				(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
				(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
				radius * cos((theta - 3) * DEG_TO_RAD)
			));

			for (auto& vertex : vertices) {

				vertex = glm::vec4(vertex, 0) * rotation;
			}

			auto frame_index = this->frame.getNumVertices();

			this->face.addVertices(vertices);
			this->frame.addVertices(vertices);

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

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

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

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

			this->frame.addIndex(index + 0); this->frame.addIndex(index + 1);
			this->frame.addIndex(index + 2); this->frame.addIndex(index + 3);

			this->frame.addIndex(index + 4); this->frame.addIndex(index + 5);
			this->frame.addIndex(index + 6); this->frame.addIndex(index + 7);

			for (int i = 0; i < vertices.size(); i++) {

				this->face.addColor(ofColor(0));
				this->frame.addColor(ofColor(255));
			}
		}
	}

	for (int base_x = -750; base_x <= 750; base_x += 750 * 2) {

		for (int radius = 30; radius <= 360; radius += 30) {

			auto noise_value = ofNoise(radius * 0.0008 - ofGetFrameNum() * 0.005);
			float angle;
			glm::highp_mat4 rotation;

			if (noise_value < 0.48) {

				angle = ofMap(noise_value, 0, 0.48, -PI * 2, PI * 2);
				rotation = glm::rotate(glm::mat4(), angle, glm::vec3(0, 1, 0));
			}

			for (int phi = 0; phi < 360; phi += 3) {

				auto index = this->face.getNumVertices();
				vector<glm::vec3> vertices;

				vertices.push_back(glm::vec3(
					radius * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					radius * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					radius * cos((theta + 3) * DEG_TO_RAD)
				));
				vertices.push_back(glm::vec3(
					radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					radius * cos((theta + 3) * DEG_TO_RAD)
				));
				vertices.push_back(glm::vec3(
					radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					radius * cos((theta - 3) * DEG_TO_RAD)
				));
				vertices.push_back(glm::vec3(
					radius * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					radius * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					radius * cos((theta - 3) * DEG_TO_RAD)
				));

				vertices.push_back(glm::vec3(
					(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					radius * cos((theta + 3) * DEG_TO_RAD)
				));
				vertices.push_back(glm::vec3(
					(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					radius * cos((theta + 3) * DEG_TO_RAD)
				));
				vertices.push_back(glm::vec3(
					(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					radius * cos((theta - 3) * DEG_TO_RAD)
				));
				vertices.push_back(glm::vec3(
					(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					radius * cos((theta - 3) * DEG_TO_RAD)
				));

				for (auto& vertex : vertices) {

					vertex += glm::vec3(base_x, 0, 0);
					vertex = glm::vec4(vertex, 0) * rotation;
				}

				auto frame_index = this->frame.getNumVertices();

				this->face.addVertices(vertices);
				this->frame.addVertices(vertices);

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

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

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

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

				this->frame.addIndex(index + 0); this->frame.addIndex(index + 1);
				this->frame.addIndex(index + 2); this->frame.addIndex(index + 3);

				this->frame.addIndex(index + 4); this->frame.addIndex(index + 5);
				this->frame.addIndex(index + 6); this->frame.addIndex(index + 7);

				for (int i = 0; i < vertices.size(); i++) {

					this->face.addColor(ofColor(0));
					this->frame.addColor(ofColor(255));
				}
			}
		}

		for (int base_y = -750; base_y <= 750; base_y += 750 * 2) {

			for (int radius = 30; radius <= 360; radius += 30) {

				auto noise_value = ofNoise(radius * 0.0008 - ofGetFrameNum() * 0.005);
				float angle;
				glm::highp_mat4 rotation;

				if (noise_value > 0.52) {

					angle = ofMap(noise_value, 0.52, 1, -PI * 2, PI * 2);
					rotation = glm::rotate(glm::mat4(), angle, glm::vec3(1, 0, 0));
				}

				for (int phi = 0; phi < 360; phi += 3) {

					auto index = this->face.getNumVertices();
					vector<glm::vec3> vertices;

					vertices.push_back(glm::vec3(
						radius * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
						radius * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
						radius * cos((theta + 3) * DEG_TO_RAD)
					));
					vertices.push_back(glm::vec3(
						radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
						radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
						radius * cos((theta + 3) * DEG_TO_RAD)
					));
					vertices.push_back(glm::vec3(
						radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
						radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
						radius * cos((theta - 3) * DEG_TO_RAD)
					));
					vertices.push_back(glm::vec3(
						radius * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
						radius * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
						radius * cos((theta - 3) * DEG_TO_RAD)
					));

					vertices.push_back(glm::vec3(
						(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
						(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
						radius * cos((theta + 3) * DEG_TO_RAD)
					));
					vertices.push_back(glm::vec3(
						(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
						(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
						radius * cos((theta + 3) * DEG_TO_RAD)
					));
					vertices.push_back(glm::vec3(
						(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
						(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
						radius * cos((theta - 3) * DEG_TO_RAD)
					));
					vertices.push_back(glm::vec3(
						(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
						(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
						radius * cos((theta - 3) * DEG_TO_RAD)
					));

					for (auto& vertex : vertices) {

						vertex += glm::vec3(0, base_y, 0);
						vertex = glm::vec4(vertex, 0) * rotation;
					}

					auto frame_index = this->frame.getNumVertices();

					this->face.addVertices(vertices);
					this->frame.addVertices(vertices);

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

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

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

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

					this->frame.addIndex(index + 0); this->frame.addIndex(index + 1);
					this->frame.addIndex(index + 2); this->frame.addIndex(index + 3);

					this->frame.addIndex(index + 4); this->frame.addIndex(index + 5);
					this->frame.addIndex(index + 6); this->frame.addIndex(index + 7);

					for (int i = 0; i < vertices.size(); i++) {

						this->face.addColor(ofColor(0));
						this->frame.addColor(ofColor(255));
					}
				}
			}
		}
	}
}


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

	this->cam.begin();
	ofRotateY(310);

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

	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(255);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

int theta = 90;

for (int radius = 30; radius <= 360; radius += 30) {

auto noise_value = ofNoise(radius * 0.0008 - ofGetFrameNum() * 0.005);

float angle;

glm::highp_mat4 rotation;

if (noise_value < 0.49) {

angle = ofMap(noise_value, 0, 0.48, -PI * 2, PI * 2);

rotation = glm::rotate(glm::mat4(), angle, glm::vec3(0, 1, 0));

}

else if (noise_value > 0.52) {

angle = ofMap(noise_value, 0.52, 1, -PI * 2, PI * 2);

rotation = glm::rotate(glm::mat4(), angle, glm::vec3(1, 0, 0));

}

for (int phi = 0; phi < 360; phi += 3) {

auto index = this->face.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(

radius * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * cos((theta + 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * cos((theta + 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * cos((theta - 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

radius * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * cos((theta - 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * cos((theta + 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * cos((theta + 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * cos((theta - 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * cos((theta - 3) * DEG_TO_RAD)

));

for (auto& vertex : vertices) {

vertex = glm::vec4(vertex, 0) * rotation;

}

auto frame_index = this->frame.getNumVertices();

this->face.addVertices(vertices);

this->frame.addVertices(vertices);

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

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

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

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

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

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

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

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

this->frame.addIndex(index + 0); this->frame.addIndex(index + 1);

this->frame.addIndex(index + 2); this->frame.addIndex(index + 3);

this->frame.addIndex(index + 4); this->frame.addIndex(index + 5);

this->frame.addIndex(index + 6); this->frame.addIndex(index + 7);

for (int i = 0; i < vertices.size(); i++) {

this->face.addColor(ofColor(0));

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

}

for (int base_x = -750; base_x <= 750; base_x += 750 * 2) {

for (int radius = 30; radius <= 360; radius += 30) {

auto noise_value = ofNoise(radius * 0.0008 - ofGetFrameNum() * 0.005);

float angle;

glm::highp_mat4 rotation;

if (noise_value < 0.48) {

angle = ofMap(noise_value, 0, 0.48, -PI * 2, PI * 2);

rotation = glm::rotate(glm::mat4(), angle, glm::vec3(0, 1, 0));

}

for (int phi = 0; phi < 360; phi += 3) {

auto index = this->face.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(

radius * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * cos((theta + 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * cos((theta + 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * cos((theta - 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

radius * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * cos((theta - 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * cos((theta + 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * cos((theta + 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * cos((theta - 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * cos((theta - 3) * DEG_TO_RAD)

));

for (auto& vertex : vertices) {

vertex += glm::vec3(base_x, 0, 0);