プログラミング de 落描き – ページ 240 – クリエイティブ・コーディングによる生成物とソース

2022年5月15日

Word ring. Draw by openFrameworks

[ Video ]

[ About ]
文字の輪。

Word ring.

[ 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) {};

	vector<glm::vec2> location_list;
	vector<float> size_list;
	vector<float> speed_list;
	vector<float> max_size_list;
	vector<float> index_list;
	vector<float> deg_list;
	vector<ofColor> color_list;
	vector<bool> flag_list;

	ofTrueTypeFont font;
	string word;
};

#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) {};

vector<glm::vec2> location_list;

vector<float> size_list;

vector<float> speed_list;

vector<float> max_size_list;

vector<float> index_list;

vector<float> deg_list;

vector<ofColor> color_list;

vector<bool> flag_list;

ofTrueTypeFont font;

string word;

};

#include "ofApp.h"	

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

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

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

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 100, true, true, true);
	this->word = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
}

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

	int base_radius = ofMap(ofNoise(ofGetFrameNum() * 0.01), 0, 1, 60, 420);

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

		this->size_list[i] += this->speed_list[i];

		if (this->size_list[i] > this->max_size_list[i]) {

			this->location_list.erase(this->location_list.begin() + i);
			this->size_list.erase(this->size_list.begin() + i);
			this->speed_list.erase(this->speed_list.begin() + i);
			this->max_size_list.erase(this->max_size_list.begin() + i);
			this->index_list.erase(this->index_list.begin() + i);
			this->deg_list.erase(this->deg_list.begin() + i);
			this->color_list.erase(this->color_list.begin() + i);
			this->flag_list.erase(this->flag_list.begin() + i);
		}
	}

	ofColor color;
	for (int i = 0; i < 12; i++) {

		int random_deg = ofRandom(360);
		int random_radius = base_radius + ofRandom(-10, 10);

		auto location = glm::vec2(random_radius * cos(random_deg * DEG_TO_RAD), random_radius * sin(random_deg * DEG_TO_RAD));
		this->location_list.push_back(location);
		this->size_list.push_back(1);
		this->speed_list.push_back(ofRandom(0.4, 2));
		this->max_size_list.push_back(ofRandom(5, 45));
		this->index_list.push_back(ofRandom(this->word.size()));
		this->deg_list.push_back(ofRandom(360));
		color.setHsb(ofRandom(255), 255, 255);
		this->color_list.push_back(color);
		this->flag_list.push_back(ofRandom(1) < 0.5);
	}
}

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

	ofTranslate(ofGetWindowSize() * 0.5);
	ofNoFill();

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

		this->flag_list[i] ? ofFill() : ofNoFill();

		ofPath chara_path = this->font.getCharacterAsPoints(this->word[this->index_list[i]], true, false);
		vector<ofPolyline> outline = chara_path.getOutline();
		auto rotation = glm::rotate(glm::mat4(), this->deg_list[i] * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

		ofSetColor(this->color_list[i], ofMap(this->size_list[i], 1, this->max_size_list[i], 255, 30));
		ofBeginShape();
		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

			ofNextContour(true);

			auto vertices = outline[outline_index].getVertices();
			for (auto& vertex : vertices) {

				glm::vec2 location = vertex / 100 * size_list[i] * 1.5;
				location -= glm::vec2(size_list[i] * 0.5, -size_list[i] * 0.5);
				location = glm::vec4(location, 0, 0) * rotation;
				ofVertex(location + location_list[i]);
			}
		}
		ofEndShape(true);
	}
}

//--------------------------------------------------------------
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);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 100, true, true, true);

this->word = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

}

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

void ofApp::update() {

int base_radius = ofMap(ofNoise(ofGetFrameNum() * 0.01), 0, 1, 60, 420);

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

this->size_list[i] += this->speed_list[i];

if (this->size_list[i] > this->max_size_list[i]) {

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

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

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

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

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

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

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

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

}

ofColor color;

for (int i = 0; i < 12; i++) {

int random_deg = ofRandom(360);

int random_radius = base_radius + ofRandom(-10, 10);

auto location = glm::vec2(random_radius * cos(random_deg * DEG_TO_RAD), random_radius * sin(random_deg * DEG_TO_RAD));

this->location_list.push_back(location);

this->size_list.push_back(1);

this->speed_list.push_back(ofRandom(0.4, 2));

this->max_size_list.push_back(ofRandom(5, 45));

this->index_list.push_back(ofRandom(this->word.size()));

this->deg_list.push_back(ofRandom(360));

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

this->color_list.push_back(color);

this->flag_list.push_back(ofRandom(1) < 0.5);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofNoFill();

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

this->flag_list[i] ? ofFill() : ofNoFill();

ofPath chara_path = this->font.getCharacterAsPoints(this->word[this->index_list[i]], true, false);

vector<ofPolyline> outline = chara_path.getOutline();

auto rotation = glm::rotate(glm::mat4(), this->deg_list[i] * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

ofSetColor(this->color_list[i], ofMap(this->size_list[i], 1, this->max_size_list[i], 255, 30));

ofBeginShape();

for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

ofNextContour(true);

auto vertices = outline[outline_index].getVertices();

for (auto& vertex : vertices) {

glm::vec2 location = vertex / 100 * size_list[i] * 1.5;

location -= glm::vec2(size_list[i] * 0.5, -size_list[i] * 0.5);

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

ofVertex(location + location_list[i]);

}

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220515

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2022年5月14日

Die cutting. Draw by openFrameworks

[ Video ]

[ About ]
文字で型抜く。

Die cutting.

[ 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) {};

	ofEasyCam cam;
	float random_seed;

	ofTrueTypeFont font;
};

#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) {};

ofEasyCam cam;

float random_seed;

ofTrueTypeFont font;

};

#include "ofApp.h"	

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

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

	ofBackground(0);
	ofEnableDepthTest();

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 100, true, true, true);
}

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

	if (ofGetFrameNum() % 60 == 0) {

		this->random_seed = ofRandom(1000);
	}
}

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

	this->cam.begin();
	ofRotateX(180);
	ofRotateY(ofGetFrameNum());

	string word = "ULTRAMAN";
	ofColor color;

	ofSeedRandom(this->random_seed);

	ofFill();
	for (int z = -150; z <= 150; z += 150) {

		color.setHsb(ofRandom(255), 130, 255);
		ofSetColor(color);

		ofPushMatrix();
		ofTranslate(0, 0, z);

		vector<glm::vec2> location_list;
		vector<float> radius_list;

		while (location_list.size() < 120) {

			int x = ofRandom(-320, 320);
			int y = ofRandom(-320, 320);

			glm::vec2 location = glm::vec2(x, y);
			float radius = ofRandom(10, 120);

			if (location.x + radius > 320 || location.x - radius < -320 || location.y + radius > 320 || location.y - radius < -320) {

				continue;
			}

			bool flag = true;
			for (int i = 0; i < location_list.size(); i++) {

				if (glm::distance(location, location_list[i]) < radius_list[i] + radius) {

					flag = false;
					break;
				}
			}

			if (flag) {

				location_list.push_back(location);
				radius_list.push_back(radius);
			}
		}

		ofBeginShape();

		ofVertex(glm::vec2(-360, -360));
		ofVertex(glm::vec2(-360, 360));
		ofVertex(glm::vec2(360, 360));
		ofVertex(glm::vec2(360, -360));

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

			int word_index = ofRandom(word.size());
			ofPath chara_path = this->font.getCharacterAsPoints(word[word_index], true, false);
			vector<ofPolyline> outline = chara_path.getOutline();
			int rotate_deg = ofRandom(360);
			auto rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

			for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

				ofNextContour(true);

				auto vertices = outline[outline_index].getVertices();
				for (auto& vertex : vertices) {

					glm::vec2 location = vertex / 100 * radius_list[i] * 1.5;
					location -= glm::vec2(radius_list[i] * 0.75, -radius_list[i] * 0.75);
					location = glm::vec4(location, 0, 0) * rotation;
					ofVertex(location + location_list[i]);
				}
			}
		}
		ofEndShape(true);

		ofPopMatrix();
	}
	
	ofSeedRandom(this->random_seed);

	ofNoFill();
	ofSetColor(255);
	for (int z = -150; z <= 150; z += 150) {

		color.setHsb(ofRandom(255), 180, 255);

		ofPushMatrix();
		ofTranslate(0, 0, z);

		vector<glm::vec2> location_list;
		vector<float> radius_list;

		while (location_list.size() < 120) {

			int x = ofRandom(-320, 320);
			int y = ofRandom(-320, 320);

			glm::vec2 location = glm::vec2(x, y);
			float radius = ofRandom(10, 120);

			if (location.x + radius > 320 || location.x - radius < -320 || location.y + radius > 320 || location.y - radius < -320) {

				continue;
			}

			bool flag = true;
			for (int i = 0; i < location_list.size(); i++) {

				if (glm::distance(location, location_list[i]) < radius_list[i] + radius) {

					flag = false;
					break;
				}
			}

			if (flag) {

				location_list.push_back(location);
				radius_list.push_back(radius);
			}
		}

		ofBeginShape();

		ofVertex(glm::vec2(-360, -360));
		ofVertex(glm::vec2(-360, 360));
		ofVertex(glm::vec2(360, 360));
		ofVertex(glm::vec2(360, -360));

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

			int word_index = ofRandom(word.size());
			ofPath chara_path = this->font.getCharacterAsPoints(word[word_index], true, false);
			vector<ofPolyline> outline = chara_path.getOutline();
			int rotate_deg = ofRandom(360);
			auto rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

			for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

				ofNextContour(true);

				auto vertices = outline[outline_index].getVertices();
				for (auto& vertex : vertices) {

					glm::vec2 location = vertex / 100 * radius_list[i] * 1.5;
					location -= glm::vec2(radius_list[i] * 0.75, -radius_list[i] * 0.75);
					location = glm::vec4(location, 0, 0) * rotation;
					ofVertex(location + location_list[i]);
				}
			}
		}
		ofEndShape(true);

		ofPopMatrix();
	}
	

	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);

ofEnableDepthTest();

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 100, true, true, true);

}

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

void ofApp::update() {

if (ofGetFrameNum() % 60 == 0) {

this->random_seed = ofRandom(1000);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(180);

ofRotateY(ofGetFrameNum());

string word = "ULTRAMAN";

ofColor color;

ofSeedRandom(this->random_seed);

ofFill();

for (int z = -150; z <= 150; z += 150) {

color.setHsb(ofRandom(255), 130, 255);

ofSetColor(color);

ofPushMatrix();

ofTranslate(0, 0, z);

vector<glm::vec2> location_list;

vector<float> radius_list;

while (location_list.size() < 120) {

int x = ofRandom(-320, 320);

int y = ofRandom(-320, 320);

glm::vec2 location = glm::vec2(x, y);

float radius = ofRandom(10, 120);

if (location.x + radius > 320 || location.x - radius < -320 || location.y + radius > 320 || location.y - radius < -320) {

continue;

}

bool flag = true;

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

if (glm::distance(location, location_list[i]) < radius_list[i] + radius) {

flag = false;

break;

}

if (flag) {

location_list.push_back(location);

radius_list.push_back(radius);

}

ofBeginShape();

ofVertex(glm::vec2(-360, -360));

ofVertex(glm::vec2(-360, 360));

ofVertex(glm::vec2(360, 360));

ofVertex(glm::vec2(360, -360));

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

int word_index = ofRandom(word.size());

ofPath chara_path = this->font.getCharacterAsPoints(word[word_index], true, false);

vector<ofPolyline> outline = chara_path.getOutline();

int rotate_deg = ofRandom(360);

auto rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

ofNextContour(true);

auto vertices = outline[outline_index].getVertices();

for (auto& vertex : vertices) {

glm::vec2 location = vertex / 100 * radius_list[i] * 1.5;

location -= glm::vec2(radius_list[i] * 0.75, -radius_list[i] * 0.75);

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

ofVertex(location + location_list[i]);

}

ofEndShape(true);

ofPopMatrix();

}

ofSeedRandom(this->random_seed);

ofNoFill();

ofSetColor(255);

for (int z = -150; z <= 150; z += 150) {

color.setHsb(ofRandom(255), 180, 255);

ofPushMatrix();

ofTranslate(0, 0, z);

vector<glm::vec2> location_list;

vector<float> radius_list;

while (location_list.size() < 120) {

int x = ofRandom(-320, 320);

int y = ofRandom(-320, 320);

glm::vec2 location = glm::vec2(x, y);

float radius = ofRandom(10, 120);

if (location.x + radius > 320 || location.x - radius < -320 || location.y + radius > 320 || location.y - radius < -320) {

continue;

}

bool flag = true;

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

if (glm::distance(location, location_list[i]) < radius_list[i] + radius) {

flag = false;

break;

}

if (flag) {

location_list.push_back(location);

radius_list.push_back(radius);

}

ofBeginShape();

ofVertex(glm::vec2(-360, -360));

ofVertex(glm::vec2(-360, 360));

ofVertex(glm::vec2(360, 360));

ofVertex(glm::vec2(360, -360));

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

int word_index = ofRandom(word.size());

ofPath chara_path = this->font.getCharacterAsPoints(word[word_index], true, false);

vector<ofPolyline> outline = chara_path.getOutline();

int rotate_deg = ofRandom(360);

auto rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

ofNextContour(true);

auto vertices = outline[outline_index].getVertices();

for (auto& vertex : vertices) {

glm::vec2 location = vertex / 100 * radius_list[i] * 1.5;

location -= glm::vec2(radius_list[i] * 0.75, -radius_list[i] * 0.75);

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

ofVertex(location + location_list[i]);

}

ofEndShape(true);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220514

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2022年5月13日

There is hole. Draw by openFrameworks

[ Video ]

[ About ]
穴あき。

There is hole.

[ 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) {};

	ofEasyCam cam;
	float random_seed;
};

#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) {};

ofEasyCam cam;

float random_seed;

};

#include "ofApp.h"	

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

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

	ofBackground(255);
	ofEnableDepthTest();
}

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

	if (ofGetFrameNum() % 60 == 0) {

		this->random_seed = ofRandom(1000);
	}
}

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

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

	ofColor color;

	ofSeedRandom(this->random_seed);

	ofFill();
	for (int z = -150; z <= 150; z += 150) {

		color.setHsb(ofRandom(255), 180, 255);
		ofSetColor(color);

		ofPushMatrix();
		ofTranslate(0, 0, z);

		vector<glm::vec2> location_list;
		vector<float> radius_list;

		while (location_list.size() < 120) {

			int x = ofRandom(-320, 320);
			int y = ofRandom(-320, 320);

			glm::vec2 location = glm::vec2(x, y);
			float radius = ofRandom(10, 120);

			if (location.x + radius > 320 || location.x - radius < -320 || location.y + radius > 320 || location.y - radius < -320) {

				continue;
			}

			bool flag = true;
			for (int i = 0; i < location_list.size(); i++) {

				if (glm::distance(location, location_list[i]) < radius_list[i] + radius) {

					flag = false;
					break;
				}
			}

			if (flag) {

				location_list.push_back(location);
				radius_list.push_back(radius);
			}
		}

		ofBeginShape();

		ofVertex(glm::vec2(-360, -360));
		ofVertex(glm::vec2(-360, 360));
		ofVertex(glm::vec2(360, 360));
		ofVertex(glm::vec2(360, -360));

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

			ofNextContour(true);

			for (int deg = 0; deg < 360; deg += 10) {

				ofVertex(location_list[i] + glm::vec2(radius_list[i] * cos(deg * DEG_TO_RAD), radius_list[i] * sin(deg * DEG_TO_RAD)));
			}
		}

		ofEndShape(true);

		ofPopMatrix();
	}
	
	ofSeedRandom(this->random_seed);

	ofNoFill();
	ofSetColor(0);
	for (int z = -150; z <= 150; z += 150) {

		color.setHsb(ofRandom(255), 180, 255); // Randomのため、演算だけ

		ofPushMatrix();
		ofTranslate(0, 0, z);

		vector<glm::vec2> location_list;
		vector<float> radius_list;

		while (location_list.size() < 120) {

			int x = ofRandom(-320, 320);
			int y = ofRandom(-320, 320);

			glm::vec2 location = glm::vec2(x, y);
			float radius = ofRandom(10, 120);

			if (location.x + radius > 320 || location.x - radius < -320 || location.y + radius > 320 || location.y - radius < -320) {

				continue;
			}

			bool flag = true;
			for (int i = 0; i < location_list.size(); i++) {

				if (glm::distance(location, location_list[i]) < radius_list[i] + radius) {

					flag = false;
					break;
				}
			}

			if (flag) {

				location_list.push_back(location);
				radius_list.push_back(radius);
			}
		}

		ofBeginShape();

		ofVertex(glm::vec2(-360, -360));
		ofVertex(glm::vec2(-360, 360));
		ofVertex(glm::vec2(360, 360));
		ofVertex(glm::vec2(360, -360));

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

			ofNextContour(true);

			for (int deg = 0; deg < 360; deg += 10) {

				ofVertex(location_list[i] + glm::vec2(radius_list[i] * cos(deg * DEG_TO_RAD), radius_list[i] * sin(deg * DEG_TO_RAD)));
			}
		}

		ofEndShape(true);

		ofPopMatrix();
	}

	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();

}

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

void ofApp::update() {

if (ofGetFrameNum() % 60 == 0) {

this->random_seed = ofRandom(1000);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum());

ofColor color;

ofSeedRandom(this->random_seed);

ofFill();

for (int z = -150; z <= 150; z += 150) {

color.setHsb(ofRandom(255), 180, 255);

ofSetColor(color);

ofPushMatrix();

ofTranslate(0, 0, z);

vector<glm::vec2> location_list;

vector<float> radius_list;

while (location_list.size() < 120) {

int x = ofRandom(-320, 320);

int y = ofRandom(-320, 320);

glm::vec2 location = glm::vec2(x, y);

float radius = ofRandom(10, 120);

if (location.x + radius > 320 || location.x - radius < -320 || location.y + radius > 320 || location.y - radius < -320) {

continue;

}

bool flag = true;

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

if (glm::distance(location, location_list[i]) < radius_list[i] + radius) {

flag = false;

break;

}

if (flag) {

location_list.push_back(location);

radius_list.push_back(radius);

}

ofBeginShape();

ofVertex(glm::vec2(-360, -360));

ofVertex(glm::vec2(-360, 360));

ofVertex(glm::vec2(360, 360));

ofVertex(glm::vec2(360, -360));

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

ofNextContour(true);

for (int deg = 0; deg < 360; deg += 10) {

ofVertex(location_list[i] + glm::vec2(radius_list[i] * cos(deg * DEG_TO_RAD), radius_list[i] * sin(deg * DEG_TO_RAD)));

}

ofEndShape(true);

ofPopMatrix();

}

ofSeedRandom(this->random_seed);

ofNoFill();

ofSetColor(0);

for (int z = -150; z <= 150; z += 150) {

color.setHsb(ofRandom(255), 180, 255); // Randomのため、演算だけ

ofPushMatrix();

ofTranslate(0, 0, z);

vector<glm::vec2> location_list;

vector<float> radius_list;

while (location_list.size() < 120) {

int x = ofRandom(-320, 320);

int y = ofRandom(-320, 320);

glm::vec2 location = glm::vec2(x, y);

float radius = ofRandom(10, 120);

if (location.x + radius > 320 || location.x - radius < -320 || location.y + radius > 320 || location.y - radius < -320) {

continue;

}

bool flag = true;

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

if (glm::distance(location, location_list[i]) < radius_list[i] + radius) {

flag = false;

break;

}

if (flag) {

location_list.push_back(location);

radius_list.push_back(radius);

}

ofBeginShape();

ofVertex(glm::vec2(-360, -360));

ofVertex(glm::vec2(-360, 360));

ofVertex(glm::vec2(360, 360));

ofVertex(glm::vec2(360, -360));

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

ofNextContour(true);

for (int deg = 0; deg < 360; deg += 10) {

ofVertex(location_list[i] + glm::vec2(radius_list[i] * cos(deg * DEG_TO_RAD), radius_list[i] * sin(deg * DEG_TO_RAD)));

}

ofEndShape(true);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220513

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