circle – ページ 35 – プログラミング de 落描き

2022年6月8日

Division circle. Draw by openFrameworks

[ Video ]

[ About ]
分割された円形。

Division circle.

[ 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) {};
};

#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) {};

};

#include "ofApp.h"

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openframeworks");

	ofBackground(0);
	ofSetLineWidth(2);
	ofEnableDepthTest();
}

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

}

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

	for (int x = 160; x < 620; x += 100) {

		for (int y = 160; y < 620; y += 100) {

			ofPushMatrix();
			ofTranslate(x, y);

			ofRotateZ(ofMap(ofNoise(x, y, ofGetFrameNum() * 0.0035), 0, 1, -360, 360));

			auto radius = 40;
			auto deg_start = 0;
			auto deg_end = deg_start + 180;
			auto deg_span = 10;
			for (int deg = deg_start; deg < deg_end; deg += deg_span) {

				auto center = glm::vec2(radius * cos((deg + deg_span / 2) * DEG_TO_RAD), 0);
				auto noise_value = ofNoise((x + center.x) * 0.0075, y * 0.0075, ofGetFrameNum() * 0.01);
				auto rotate = noise_value < 0.5 ? 0.f : ofMap(noise_value, 0.5, 1, 0, 360);

				ofPushMatrix();
				ofTranslate(center);
				ofRotateX(rotate);

				vector<glm::vec2> vertices_1, vertices_2;
				for (int tmp_deg = deg + 1; tmp_deg < deg + deg_span; tmp_deg++) {

					auto point = glm::vec2(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD));
					vertices_1.push_back(point - center);
					vertices_2.push_back(glm::vec2(point.x, -point.y) - center);
				}

				reverse(vertices_2.begin(), vertices_2.end());

				ofFill();
				ofSetColor(0);
				ofBeginShape();
				ofVertices(vertices_1);
				ofVertices(vertices_2);
				ofEndShape(true);

				ofNoFill();
				ofSetColor(255, 0, 0);
				ofBeginShape();
				ofVertices(vertices_1);
				ofVertices(vertices_2);
				ofEndShape(true);

				ofPopMatrix();
			}

			ofPopMatrix();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofSetLineWidth(2);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

for (int x = 160; x < 620; x += 100) {

for (int y = 160; y < 620; y += 100) {

ofPushMatrix();

ofTranslate(x, y);

ofRotateZ(ofMap(ofNoise(x, y, ofGetFrameNum() * 0.0035), 0, 1, -360, 360));

auto radius = 40;

auto deg_start = 0;

auto deg_end = deg_start + 180;

auto deg_span = 10;

for (int deg = deg_start; deg < deg_end; deg += deg_span) {

auto center = glm::vec2(radius * cos((deg + deg_span / 2) * DEG_TO_RAD), 0);

auto noise_value = ofNoise((x + center.x) * 0.0075, y * 0.0075, ofGetFrameNum() * 0.01);

auto rotate = noise_value < 0.5 ? 0.f : ofMap(noise_value, 0.5, 1, 0, 360);

ofPushMatrix();

ofTranslate(center);

ofRotateX(rotate);

vector<glm::vec2> vertices_1, vertices_2;

for (int tmp_deg = deg + 1; tmp_deg < deg + deg_span; tmp_deg++) {

auto point = glm::vec2(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD));

vertices_1.push_back(point - center);

vertices_2.push_back(glm::vec2(point.x, -point.y) - center);

}

reverse(vertices_2.begin(), vertices_2.end());

ofFill();

ofSetColor(0);

ofBeginShape();

ofVertices(vertices_1);

ofVertices(vertices_2);

ofEndShape(true);

ofNoFill();

ofSetColor(255, 0, 0);

ofBeginShape();

ofVertices(vertices_1);

ofVertices(vertices_2);

ofEndShape(true);

ofPopMatrix();

}

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220608

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2022年6月4日

Rotated circle packing. Draw by openFrameworks

[ Video ]

[ About ]
グループ単位でグールグル。

Rotate by group.

[ Source ]

#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

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

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

	void draw_circle_packing(glm::vec2, float, vector<ofColor>);

	ofEasyCam cam;

	float random_seed;
	vector<glm::vec2> location_list;
	vector<float> radus_list;
};

#pragma once

#include "ofMain.h"

class ofApp : public ofBaseApp {

public:

void setup();

void update();

void draw();

void keyPressed(int key) {};

void keyReleased(int key) {};

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

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

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

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

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

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

void draw_circle_packing(glm::vec2, float, vector<ofColor>);

ofEasyCam cam;

float random_seed;

vector<glm::vec2> location_list;

vector<float> radus_list;

};

#include "ofApp.h"

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openframeworks");

	ofBackground(0);
	ofNoFill();
	ofSetCircleResolution(36);
}

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

	if (ofGetFrameNum() % 180 < 5) {

		this->random_seed = ofRandom(1000);
	}

	ofSeedRandom(this->random_seed);
}

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

	this->cam.begin();

	//// Day 228 Zenith Blue 
	vector<ofColor> color_palette;
	color_palette.push_back(ofColor(134, 179, 224));
	color_palette.push_back(ofColor(251, 218, 205));
	color_palette.push_back(ofColor(234, 96, 148));

	this->draw_circle_packing(glm::vec2(), 340, color_palette);

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::draw_circle_packing(glm::vec2 location, float radius, vector<ofColor> color_palette) {

	auto number_of_sphere = radius * 1.2;
	vector<glm::vec2> location_list;
	vector<float> radius_list;

	while (location_list.size() < number_of_sphere) {

		auto tmp_location_radius = ofRandom(1, radius * 0.75);
		auto tmp_deg = ofRandom(0, 360);
		auto tmp_location = glm::vec2(location.x + tmp_location_radius * cos(tmp_deg * DEG_TO_RAD), location.y + tmp_location_radius * sin(tmp_deg * DEG_TO_RAD));
		auto tmp_radius = ofRandom(radius * 0.003, radius * 0.3);

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

			if (glm::distance(tmp_location, location_list[i]) < tmp_radius + radius_list[i] + 1) {

				flag = false;
				break;
			}
		}

		if (flag) {

			location_list.push_back(tmp_location);
			radius_list.push_back(tmp_radius);

			ofSetColor(color_palette[ofRandom(color_palette.size())]);

			ofPushMatrix();
			ofTranslate(tmp_location);
			ofRotateZ(ofRandom(360) + ofGetFrameNum() * ofRandom(0.5, 1.5));
			ofRotateY(ofRandom(360) + ofGetFrameNum() * ofRandom(0.5, 1.5));
			ofRotateX(ofRandom(360) + ofGetFrameNum() * ofRandom(0.5, 1.5));

			ofDrawCircle(glm::vec2(), tmp_radius);

			if (tmp_radius > 15) {

				this->draw_circle_packing(glm::vec2(), tmp_radius, color_palette);
			}

			ofPopMatrix();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofNoFill();

ofSetCircleResolution(36);

}

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

void ofApp::update() {

if (ofGetFrameNum() % 180 < 5) {

this->random_seed = ofRandom(1000);

}

ofSeedRandom(this->random_seed);

}

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

void ofApp::draw() {

this->cam.begin();

//// Day 228 Zenith Blue

vector<ofColor> color_palette;

color_palette.push_back(ofColor(134, 179, 224));

color_palette.push_back(ofColor(251, 218, 205));

color_palette.push_back(ofColor(234, 96, 148));

this->draw_circle_packing(glm::vec2(), 340, color_palette);

this->cam.end();

}

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

void ofApp::draw_circle_packing(glm::vec2 location, float radius, vector<ofColor> color_palette) {

auto number_of_sphere = radius * 1.2;

vector<glm::vec2> location_list;

vector<float> radius_list;

while (location_list.size() < number_of_sphere) {

auto tmp_location_radius = ofRandom(1, radius * 0.75);

auto tmp_deg = ofRandom(0, 360);

auto tmp_location = glm::vec2(location.x + tmp_location_radius * cos(tmp_deg * DEG_TO_RAD), location.y + tmp_location_radius * sin(tmp_deg * DEG_TO_RAD));

auto tmp_radius = ofRandom(radius * 0.003, radius * 0.3);

bool flag = true;

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

if (glm::distance(tmp_location, location_list[i]) < tmp_radius + radius_list[i] + 1) {

flag = false;

break;

}

if (flag) {

location_list.push_back(tmp_location);

radius_list.push_back(tmp_radius);

ofSetColor(color_palette[ofRandom(color_palette.size())]);

ofPushMatrix();

ofTranslate(tmp_location);

ofRotateZ(ofRandom(360) + ofGetFrameNum() * ofRandom(0.5, 1.5));

ofRotateY(ofRandom(360) + ofGetFrameNum() * ofRandom(0.5, 1.5));

ofRotateX(ofRandom(360) + ofGetFrameNum() * ofRandom(0.5, 1.5));

ofDrawCircle(glm::vec2(), tmp_radius);

if (tmp_radius > 15) {

this->draw_circle_packing(glm::vec2(), tmp_radius, color_palette);

}

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220604

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2022年5月28日

Circle packing inside circle packing. Draw by openFrameworks

[ Video ]

[ About ]
サークルパッキングの中にサークルパッキング

Circle packing inside circle packing.

[ Source ]

#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

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

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

	void draw_circle_packing(glm::vec2, float, vector<ofColor>);

	float random_seed;
	vector<glm::vec2> location_list;
	vector<float> radus_list;
};

#pragma once

#include "ofMain.h"

class ofApp : public ofBaseApp {

public:

void setup();

void update();

void draw();

void keyPressed(int key) {};

void keyReleased(int key) {};

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

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

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

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

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

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

void draw_circle_packing(glm::vec2, float, vector<ofColor>);

float random_seed;

vector<glm::vec2> location_list;

vector<float> radus_list;

};

#include "ofApp.h"

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openframeworks");
	
	ofBackground(0);
	ofNoFill();
	ofSetCircleResolution(36);
}

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

	if (ofGetFrameNum() % 30 < 5) {
		
		this->random_seed = ofRandom(1000);
	}

	ofSeedRandom(this->random_seed);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	//// Day 165 French Vanilla
	vector<ofColor> color_palette;
	color_palette.push_back(ofColor(249, 233, 204));
	color_palette.push_back(ofColor(217, 160, 182));
	color_palette.push_back(ofColor(124, 91, 143));
	
	this->draw_circle_packing(glm::vec2(), 340, color_palette);
}

//--------------------------------------------------------------
void ofApp::draw_circle_packing(glm::vec2 location, float radius, vector<ofColor> color_palette) {

	auto number_of_sphere = radius * 1.2;
	vector<glm::vec2> location_list;
	vector<float> radius_list;

	while (location_list.size() < number_of_sphere) {

		auto tmp_location_radius = ofRandom(1, radius * 0.75);
		auto tmp_deg = ofRandom(0, 360);
		auto tmp_location = glm::vec2(location.x + tmp_location_radius * cos(tmp_deg * DEG_TO_RAD), location.y + tmp_location_radius * sin(tmp_deg * DEG_TO_RAD));
		auto tmp_radius = ofRandom(radius * 0.001, radius * 0.3);

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

			if (glm::distance(tmp_location, location_list[i]) < tmp_radius + radius_list[i] + 1) {

				flag = false;
				break;
			}
		}

		if (flag) {

			location_list.push_back(tmp_location);
			radius_list.push_back(tmp_radius);

			ofSetColor(color_palette[ofRandom(color_palette.size())]);
			ofDrawCircle(tmp_location, tmp_radius);

			if (tmp_radius > 15) {

				this->draw_circle_packing(tmp_location, tmp_radius, color_palette);
			}
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofNoFill();

ofSetCircleResolution(36);

}

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

void ofApp::update() {

if (ofGetFrameNum() % 30 < 5) {

this->random_seed = ofRandom(1000);

}

ofSeedRandom(this->random_seed);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

//// Day 165 French Vanilla

vector<ofColor> color_palette;

color_palette.push_back(ofColor(249, 233, 204));

color_palette.push_back(ofColor(217, 160, 182));

color_palette.push_back(ofColor(124, 91, 143));

this->draw_circle_packing(glm::vec2(), 340, color_palette);

}

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

void ofApp::draw_circle_packing(glm::vec2 location, float radius, vector<ofColor> color_palette) {

auto number_of_sphere = radius * 1.2;

vector<glm::vec2> location_list;

vector<float> radius_list;

while (location_list.size() < number_of_sphere) {

auto tmp_location_radius = ofRandom(1, radius * 0.75);

auto tmp_deg = ofRandom(0, 360);

auto tmp_location = glm::vec2(location.x + tmp_location_radius * cos(tmp_deg * DEG_TO_RAD), location.y + tmp_location_radius * sin(tmp_deg * DEG_TO_RAD));

auto tmp_radius = ofRandom(radius * 0.001, radius * 0.3);

bool flag = true;

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

if (glm::distance(tmp_location, location_list[i]) < tmp_radius + radius_list[i] + 1) {

flag = false;

break;

}

if (flag) {

location_list.push_back(tmp_location);

radius_list.push_back(tmp_radius);

ofSetColor(color_palette[ofRandom(color_palette.size())]);

ofDrawCircle(tmp_location, tmp_radius);

if (tmp_radius > 15) {

this->draw_circle_packing(tmp_location, tmp_radius, color_palette);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220528

[ほしいものリスト]
Amazon

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2024年4月
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