noise – ページ 120 – プログラミング de 落描き

2022年2月22日

Vivid 3 colors. Draw by openFrameworks

[ Video ]

[ About ]
配色デザインインスピレーションブックⅢという本を購入して参照しました。

Vivid Yellow, Vivid Red, Vivid Purple.

[ 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<ofColor> color_palette;
};

#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<ofColor> color_palette;

};

#include "ofApp.h"	

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

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

	ofBackground(255);

	// 配色デザイン P092 ビビットイエロー
	this->color_palette.push_back(ofColor(255, 240, 0));
	this->color_palette.push_back(ofColor(245, 217, 51));
	this->color_palette.push_back(ofColor(232, 229, 0));
	this->color_palette.push_back(ofColor(250, 229, 51));
	this->color_palette.push_back(ofColor(231, 180, 33));
	this->color_palette.push_back(ofColor(255, 255, 255));
	this->color_palette.push_back(ofColor(215, 131, 76));
	this->color_palette.push_back(ofColor(138, 196, 221));

	// 配色デザイン ビビッドレッド P038
	this->color_palette.push_back(ofColor(197, 0, 24));
	this->color_palette.push_back(ofColor(184, 12, 65));
	this->color_palette.push_back(ofColor(206, 97, 110));
	this->color_palette.push_back(ofColor(204, 85, 68));
	this->color_palette.push_back(ofColor(190, 145, 176));
	this->color_palette.push_back(ofColor(215, 130, 63));
	this->color_palette.push_back(ofColor(255, 241, 51));
	this->color_palette.push_back(ofColor(107, 182, 187));

	// 配色デザイン ビビットパープル P168
	this->color_palette.push_back(ofColor(109, 23, 129));
	this->color_palette.push_back(ofColor(75, 83, 158));
	this->color_palette.push_back(ofColor(132, 93, 159));
	this->color_palette.push_back(ofColor(66, 35, 128));
	this->color_palette.push_back(ofColor(200, 64, 114));
	this->color_palette.push_back(ofColor(0, 160, 158));
	this->color_palette.push_back(ofColor(215, 130, 63));
	this->color_palette.push_back(ofColor(0, 0, 0));
}


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

	ofSeedRandom(39);
}

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

	auto span = 120;
	auto radius = 55;
	auto deg_span = 20;
	int index = 0;
	for (auto x = span * 0.5; x < ofGetWidth(); x += span) {

		int color_range_start = (index / 2) * 8;
		int color_range_end = color_range_start + 8;

		for (auto y = span * 0.5; y < ofGetHeight(); y += span) {

			ofPushMatrix();
			ofTranslate(x, y);

			for (auto deg = 0; deg < 360; deg += deg_span) {

				auto noise_radius = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.02), 0, 1, radius * 0.25, radius);
				vector<glm::vec2> vertices;
				vector<glm::vec2> noise_vertices;
				for (auto tmp_deg = deg; tmp_deg <= deg + deg_span; tmp_deg++) {

					vertices.push_back(glm::vec2(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD)));
					if (tmp_deg > deg + 2 && tmp_deg < deg + deg_span - 2) {

						noise_vertices.push_back(glm::vec2(noise_radius * cos(tmp_deg * DEG_TO_RAD), noise_radius * sin(tmp_deg * DEG_TO_RAD)));
					}
				}

				vertices.push_back(glm::vec2());
				noise_vertices.push_back(glm::vec2());

				int color_index_1 = ofRandom(color_range_start, color_range_end);
				int color_index_2 = ofRandom(color_range_start, color_range_end);

				ofSetColor(this->color_palette[color_index_1]);
				ofFill();
				ofBeginShape();
				ofVertices(noise_vertices);
				ofEndShape(true);

				ofSetColor(this->color_palette[color_index_2]);
				ofNoFill();
				ofBeginShape();
				ofVertices(noise_vertices);
				ofEndShape(true);
			}

			ofPopMatrix();
		}

		index++;
	}
}

//--------------------------------------------------------------
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(255);

// 配色デザイン P092 ビビットイエロー

this->color_palette.push_back(ofColor(255, 240, 0));

this->color_palette.push_back(ofColor(245, 217, 51));

this->color_palette.push_back(ofColor(232, 229, 0));

this->color_palette.push_back(ofColor(250, 229, 51));

this->color_palette.push_back(ofColor(231, 180, 33));

this->color_palette.push_back(ofColor(255, 255, 255));

this->color_palette.push_back(ofColor(215, 131, 76));

this->color_palette.push_back(ofColor(138, 196, 221));

// 配色デザインビビッドレッド P038

this->color_palette.push_back(ofColor(197, 0, 24));

this->color_palette.push_back(ofColor(184, 12, 65));

this->color_palette.push_back(ofColor(206, 97, 110));

this->color_palette.push_back(ofColor(204, 85, 68));

this->color_palette.push_back(ofColor(190, 145, 176));

this->color_palette.push_back(ofColor(215, 130, 63));

this->color_palette.push_back(ofColor(255, 241, 51));

this->color_palette.push_back(ofColor(107, 182, 187));

// 配色デザインビビットパープル P168

this->color_palette.push_back(ofColor(109, 23, 129));

this->color_palette.push_back(ofColor(75, 83, 158));

this->color_palette.push_back(ofColor(132, 93, 159));

this->color_palette.push_back(ofColor(66, 35, 128));

this->color_palette.push_back(ofColor(200, 64, 114));

this->color_palette.push_back(ofColor(0, 160, 158));

this->color_palette.push_back(ofColor(215, 130, 63));

this->color_palette.push_back(ofColor(0, 0, 0));

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

auto span = 120;

auto radius = 55;

auto deg_span = 20;

int index = 0;

for (auto x = span * 0.5; x < ofGetWidth(); x += span) {

int color_range_start = (index / 2) * 8;

int color_range_end = color_range_start + 8;

for (auto y = span * 0.5; y < ofGetHeight(); y += span) {

ofPushMatrix();

ofTranslate(x, y);

for (auto deg = 0; deg < 360; deg += deg_span) {

auto noise_radius = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.02), 0, 1, radius * 0.25, radius);

vector<glm::vec2> vertices;

vector<glm::vec2> noise_vertices;

for (auto tmp_deg = deg; tmp_deg <= deg + deg_span; tmp_deg++) {

vertices.push_back(glm::vec2(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD)));

if (tmp_deg > deg + 2 && tmp_deg < deg + deg_span - 2) {

noise_vertices.push_back(glm::vec2(noise_radius * cos(tmp_deg * DEG_TO_RAD), noise_radius * sin(tmp_deg * DEG_TO_RAD)));

}

vertices.push_back(glm::vec2());

noise_vertices.push_back(glm::vec2());

int color_index_1 = ofRandom(color_range_start, color_range_end);

int color_index_2 = ofRandom(color_range_start, color_range_end);

ofSetColor(this->color_palette[color_index_1]);

ofFill();

ofBeginShape();

ofVertices(noise_vertices);

ofEndShape(true);

ofSetColor(this->color_palette[color_index_2]);

ofNoFill();

ofBeginShape();

ofVertices(noise_vertices);

ofEndShape(true);

}

ofPopMatrix();

}

index++;

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220222

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2022年2月20日

Vivid Purple. Draw by openFrameworks

[ Video ]

[ About ]
配色デザインインスピレーションブックⅢという本を購入して参照しました。

Vivid Purple.

[ 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) {};

	float radius;
	vector<vector<glm::vec2>> hexagon_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 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) {};

float radius;

vector<vector<glm::vec2>> hexagon_list;

vector<ofColor> color_list;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofSetLineWidth(1.5);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	this->radius = 30;
	vector<glm::vec2> start_location_list;
	auto x_span = this->radius * sqrt(3);
	auto flg = true;
	for (float y = 0; y < ofGetHeight() + this->radius; y += this->radius * 1.5) {

		for (float x = 0; x < ofGetWidth() + this->radius; x += x_span) {

			glm::vec2 location;
			if (flg) {

				location = glm::vec2(x, y);
			}
			else {

				location = glm::vec2(x + (this->radius * sqrt(3) / 2), y);
			}

			start_location_list.push_back(location);
		}
		flg = !flg;
	}

	vector<ofColor> color_palette;
	// 配色デザイン ビビットパープル P168
	color_palette.push_back(ofColor(109, 23, 129));
	color_palette.push_back(ofColor(75, 83, 158));
	color_palette.push_back(ofColor(132, 93, 159));
	color_palette.push_back(ofColor(66, 35, 128));
	color_palette.push_back(ofColor(200, 64, 114));
	color_palette.push_back(ofColor(0, 160, 158));
	color_palette.push_back(ofColor(215, 130, 63));
	//color_palette.push_back(ofColor(0, 0, 0));

	for (int i = 0; i < color_palette.size() * 3; i++) {

		int r = ofRandom(start_location_list.size());

		auto log_list = vector<glm::vec2>();
		log_list.push_back(start_location_list[r]);
		this->hexagon_list.push_back(log_list);

		this->color_list.push_back(color_palette[i % color_palette.size()]);
	}
}

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

	if (ofGetFrameNum() % 4 == 0) {

		auto span = this->radius * sqrt(3);
		for (auto& log_list : this->hexagon_list) {

			int r = ofRandom(6);
			int deg_start = r * 60;
			for (int deg = deg_start; deg < deg_start + 360; deg += 60) {

				auto tmp_location = log_list.back() + glm::vec2(span * cos(deg * DEG_TO_RAD), span * sin(deg * DEG_TO_RAD));
				if (tmp_location.x < 0 || tmp_location.x > ofGetWidth() + this->radius || tmp_location.y < 0 || tmp_location.y > ofGetHeight() + this->radius) {

					continue;
				}

				log_list.push_back(tmp_location);
				break;
			}

			while (log_list.size() > 10) {

				log_list.erase(log_list.begin());
			}
		}
	}
}

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

	int color_index = 0;
	for (auto& log_list : this->hexagon_list) {

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

			vector<glm::vec2> vertices_1;
			for (auto deg = 90; deg < 450; deg += 60) {

				vertices_1.push_back(log_list[i] + glm::vec2(this->radius * ((i + 1) * 0.1)* cos(deg * DEG_TO_RAD), this->radius* ((i + 1) * 0.1)* sin(deg * DEG_TO_RAD)));
			}

			ofSetColor(ofColor(this->color_list[color_index], 128));

			ofFill();
			ofBeginShape();
			ofVertices(vertices_1);
			ofEndShape(true);

			ofSetColor(ofColor(this->color_list[color_index]));

			ofNoFill();
			ofBeginShape();
			ofVertices(vertices_1);
			ofEndShape(true);
		}

		color_index++;
	}
}

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

ofSetLineWidth(1.5);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

this->radius = 30;

vector<glm::vec2> start_location_list;

auto x_span = this->radius * sqrt(3);

auto flg = true;

for (float y = 0; y < ofGetHeight() + this->radius; y += this->radius * 1.5) {

for (float x = 0; x < ofGetWidth() + this->radius; x += x_span) {

glm::vec2 location;

if (flg) {

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

}

else {

location = glm::vec2(x + (this->radius * sqrt(3) / 2), y);

}

start_location_list.push_back(location);

}

flg = !flg;

}

vector<ofColor> color_palette;

// 配色デザインビビットパープル P168

color_palette.push_back(ofColor(109, 23, 129));

color_palette.push_back(ofColor(75, 83, 158));

color_palette.push_back(ofColor(132, 93, 159));

color_palette.push_back(ofColor(66, 35, 128));

color_palette.push_back(ofColor(200, 64, 114));

color_palette.push_back(ofColor(0, 160, 158));

color_palette.push_back(ofColor(215, 130, 63));

//color_palette.push_back(ofColor(0, 0, 0));

for (int i = 0; i < color_palette.size() * 3; i++) {

int r = ofRandom(start_location_list.size());

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

log_list.push_back(start_location_list[r]);

this->hexagon_list.push_back(log_list);

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

}

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

void ofApp::update() {

if (ofGetFrameNum() % 4 == 0) {

auto span = this->radius * sqrt(3);

for (auto& log_list : this->hexagon_list) {

int r = ofRandom(6);

int deg_start = r * 60;

for (int deg = deg_start; deg < deg_start + 360; deg += 60) {

auto tmp_location = log_list.back() + glm::vec2(span * cos(deg * DEG_TO_RAD), span * sin(deg * DEG_TO_RAD));

if (tmp_location.x < 0 || tmp_location.x > ofGetWidth() + this->radius || tmp_location.y < 0 || tmp_location.y > ofGetHeight() + this->radius) {

continue;

}

log_list.push_back(tmp_location);

break;

}

while (log_list.size() > 10) {

log_list.erase(log_list.begin());

}

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

void ofApp::draw() {

int color_index = 0;

for (auto& log_list : this->hexagon_list) {

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

vector<glm::vec2> vertices_1;

for (auto deg = 90; deg < 450; deg += 60) {

vertices_1.push_back(log_list[i] + glm::vec2(this->radius * ((i + 1) * 0.1)* cos(deg * DEG_TO_RAD), this->radius* ((i + 1) * 0.1)* sin(deg * DEG_TO_RAD)));

}

ofSetColor(ofColor(this->color_list[color_index], 128));

ofFill();

ofBeginShape();

ofVertices(vertices_1);

ofEndShape(true);

ofSetColor(ofColor(this->color_list[color_index]));

ofNoFill();

ofBeginShape();

ofVertices(vertices_1);

ofEndShape(true);

}

color_index++;

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220220

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2022年2月19日

Vivid Red. Draw by openFrameworks

[ Video ]

[ About ]
配色デザインインスピレーションブックⅢという本を購入して参照しました。

Vivid Red.

[ 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) {};

	void setRingToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, ofColor face_color, ofColor frame_color);

	ofEasyCam cam;
	ofMesh face, frame;

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

	vector<ofColor> color_palette;
};

#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) {};

void setRingToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, ofColor face_color, ofColor frame_color);

ofEasyCam cam;

ofMesh face, frame;

vector<glm::vec3> base_location_list;

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

int number_of_sphere;

vector<ofColor> color_palette;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofSetLineWidth(3);
	ofEnableDepthTest();

	auto ico_sphere = ofIcoSpherePrimitive(1, 5);
	this->base_location_list = ico_sphere.getMesh().getVertices();

	this->number_of_sphere = 800;
	while (this->sphere_list.size() < this->number_of_sphere) {

		int index = ofRandom(this->base_location_list.size());
		auto tmp_location = this->base_location_list[index];
		tmp_location = glm::normalize(tmp_location) * ofRandom(0, 95);

		auto radius = this->sphere_list.size() < 110 ? ofRandom(10, 50) : ofRandom(3, 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));
		}
	}

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

	// 配色デザイン ビビッドレッド P038
	this->color_palette.push_back(ofColor(197, 0, 24));
	this->color_palette.push_back(ofColor(184, 12, 65));
	this->color_palette.push_back(ofColor(206, 97, 110));
	this->color_palette.push_back(ofColor(204, 85, 68));
	this->color_palette.push_back(ofColor(190, 145, 176));
	this->color_palette.push_back(ofColor(215, 130, 63));
	this->color_palette.push_back(ofColor(255, 241, 51));
	this->color_palette.push_back(ofColor(107, 182, 187));
}

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

	ofSeedRandom(39);
}

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

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.3333333333333333333);

	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));

		int sphere_color_index = ofRandom(this->color_palette.size());
		int face_color_index = (sphere_color_index + 1) % this->color_palette.size();
		int frame_color_index = (face_color_index + 1) % this->color_palette.size();

		ofSetColor(this->color_palette[sphere_color_index]);
		ofDrawSphere(size * 0.45);

		this->setRingToMesh(this->face, this->frame, location, size * 0.5, size * 0.2, this->color_palette[face_color_index], this->color_palette[frame_color_index]);

		ofPopMatrix();
	}

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

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::setRingToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, ofColor face_color, ofColor frame_color) {

	int index = face_target.getNumVertices();

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

		vector<glm::vec3> vertices;
		vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * -0.5));
		vertices.push_back(glm::vec3(radius * cos((deg + 10) * DEG_TO_RAD), radius * sin((deg + 10) * DEG_TO_RAD), height * -0.5));
		vertices.push_back(glm::vec3(radius * cos((deg + 10) * DEG_TO_RAD), radius * sin((deg + 10) * DEG_TO_RAD), height * 0.5));
		vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * 0.5));

		for (auto& vertex : vertices) {

			auto noise_value_x = ofNoise(
				location.x, radius * 0.0008 + ofGetFrameNum() * 0.005);
			auto noise_value_y = ofNoise(
				location.y, radius * 0.0008 + ofGetFrameNum() * 0.005);
			auto noise_value_z = ofNoise(
				location.z, radius * 0.0008 + ofGetFrameNum() * 0.005);

			auto rotation_x = glm::rotate(glm::mat4(), ofMap(noise_value_x, 0, 1, -PI * 2.5, PI * 2.5), glm::vec3(1, 0, 0));
			auto rotation_y = glm::rotate(glm::mat4(), ofMap(noise_value_y, 0, 1, -PI * 2.5, PI * 2.5), glm::vec3(0, 1, 0));
			auto rotation_z = glm::rotate(glm::mat4(), ofMap(noise_value_z, 0, 1, -PI * 2.5, PI * 2.5), glm::vec3(0, 0, 1));

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

		auto face_index = face_target.getNumVertices();
		face_target.addVertices(vertices);

		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);

		auto frame_index = frame_target.getNumVertices();
		frame_target.addVertices(vertices);

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

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

			face_target.addColor(face_color);
			frame_target.addColor(frame_color);
		}
	}
}

//--------------------------------------------------------------
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(0);

ofSetLineWidth(3);

ofEnableDepthTest();

auto ico_sphere = ofIcoSpherePrimitive(1, 5);

this->base_location_list = ico_sphere.getMesh().getVertices();

this->number_of_sphere = 800;

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

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

auto tmp_location = this->base_location_list[index];

tmp_location = glm::normalize(tmp_location) * ofRandom(0, 95);

auto radius = this->sphere_list.size() < 110 ? ofRandom(10, 50) : ofRandom(3, 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));

}

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

// 配色デザインビビッドレッド P038

this->color_palette.push_back(ofColor(197, 0, 24));

this->color_palette.push_back(ofColor(184, 12, 65));

this->color_palette.push_back(ofColor(206, 97, 110));

this->color_palette.push_back(ofColor(204, 85, 68));

this->color_palette.push_back(ofColor(190, 145, 176));

this->color_palette.push_back(ofColor(215, 130, 63));

this->color_palette.push_back(ofColor(255, 241, 51));

this->color_palette.push_back(ofColor(107, 182, 187));

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->face.clear();

this->frame.clear();

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.3333333333333333333);

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));

int sphere_color_index = ofRandom(this->color_palette.size());

int face_color_index = (sphere_color_index + 1) % this->color_palette.size();

int frame_color_index = (face_color_index + 1) % this->color_palette.size();

ofSetColor(this->color_palette[sphere_color_index]);

ofDrawSphere(size * 0.45);

this->setRingToMesh(this->face, this->frame, location, size * 0.5, size * 0.2, this->color_palette[face_color_index], this->color_palette[frame_color_index]);

ofPopMatrix();

}

this->face.draw();

this->frame.drawWireframe();

this->cam.end();

}

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

void ofApp::setRingToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, ofColor face_color, ofColor frame_color) {

int index = face_target.getNumVertices();

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

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3(radius * cos((deg + 10) * DEG_TO_RAD), radius * sin((deg + 10) * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3(radius * cos((deg + 10) * DEG_TO_RAD), radius * sin((deg + 10) * DEG_TO_RAD), height * 0.5));

vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * 0.5));

for (auto& vertex : vertices) {

auto noise_value_x = ofNoise(

location.x, radius * 0.0008 + ofGetFrameNum() * 0.005);

auto noise_value_y = ofNoise(

location.y, radius * 0.0008 + ofGetFrameNum() * 0.005);

auto noise_value_z = ofNoise(

location.z, radius * 0.0008 + ofGetFrameNum() * 0.005);

auto rotation_x = glm::rotate(glm::mat4(), ofMap(noise_value_x, 0, 1, -PI * 2.5, PI * 2.5), glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), ofMap(noise_value_y, 0, 1, -PI * 2.5, PI * 2.5), glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), ofMap(noise_value_z, 0, 1, -PI * 2.5, PI * 2.5), glm::vec3(0, 0, 1));

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

}

auto face_index = face_target.getNumVertices();

face_target.addVertices(vertices);

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);

auto frame_index = frame_target.getNumVertices();

frame_target.addVertices(vertices);

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

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

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

face_target.addColor(face_color);

frame_target.addColor(frame_color);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220219

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