プログラミング de 落描き – ページ 826 – クリエイティブ・コーディングによる生成物とソース

2018年7月23日2018年7月23日

Spiral circles. openframeworks

[ Video ]

[ About ]
円の断片を規則的に回転させてみました。

I tried regularly rotating pieces of a 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 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 windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("Insta");

	ofBackground(39);
	ofNoFill();
	ofSetLineWidth(2);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

	for (int x_index = -2; x_index <= 2; x_index++) {

		for (int y_index = -2; y_index <= 2; y_index++) {

			ofPoint location(x_index * 144, y_index * 144);
			ofPushMatrix();
			ofTranslate(location);

			for (int i = 1; i <= 10; i++) {

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

				int start_deg = ofGetFrameNum() * i;
				int radius = i * 6;

				ofBeginShape();
				for (int deg = start_deg; deg < start_deg + 90; deg += 1) {

					ofVertex(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
				}
				ofEndShape();
			}

			ofPopMatrix();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("Insta");

ofBackground(39);

ofNoFill();

ofSetLineWidth(2);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

for (int x_index = -2; x_index <= 2; x_index++) {

for (int y_index = -2; y_index <= 2; y_index++) {

ofPoint location(x_index * 144, y_index * 144);

ofPushMatrix();

ofTranslate(location);

for (int i = 1; i <= 10; i++) {

ofColor color;

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

ofSetColor(color);

int start_deg = ofGetFrameNum() * i;

int radius = i * 6;

ofBeginShape();

for (int deg = start_deg; deg < start_deg + 90; deg += 1) {

ofVertex(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

}

ofEndShape();

}

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180723

2018年7月22日

One third Heart. openFrameworks

[ Video ]

[ About ]
1/3のハート

One third Heart.

[ 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) {};

	ofPoint make_heart_point(float param, int deg, int z = 0);
};

#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) {};

ofPoint make_heart_point(float param, int deg, int z = 0);

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("Insta");

	ofNoFill();
	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(2);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

	for (float param = 1; param < 20; param += 0.5) {

		int deg_start = ofRandom(360) + ofGetFrameNum() * ofRandom(0.5, 5);
		ofBeginShape();
		for (int deg = deg_start; deg < deg_start + 120; deg += 1) {

			ofVertex(this->make_heart_point(param, deg));
		}
		ofEndShape();
	}
}

//--------------------------------------------------------------
ofPoint ofApp::make_heart_point(float param, int deg, int z) {

	float x = param * (16 * sin(deg * DEG_TO_RAD) * sin(deg * DEG_TO_RAD) * sin(deg * DEG_TO_RAD));
	float y = param * (13 * cos(deg * DEG_TO_RAD) - 5 * cos(2 * deg * DEG_TO_RAD) - 2 * cos(3 * deg * DEG_TO_RAD) - cos(4 * deg * DEG_TO_RAD));
	return ofPoint(x, -y, z);
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("Insta");

ofNoFill();

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(2);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

for (float param = 1; param < 20; param += 0.5) {

int deg_start = ofRandom(360) + ofGetFrameNum() * ofRandom(0.5, 5);

ofBeginShape();

for (int deg = deg_start; deg < deg_start + 120; deg += 1) {

ofVertex(this->make_heart_point(param, deg));

}

ofEndShape();

}

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

ofPoint ofApp::make_heart_point(float param, int deg, int z) {

float x = param * (16 * sin(deg * DEG_TO_RAD) * sin(deg * DEG_TO_RAD) * sin(deg * DEG_TO_RAD));

float y = param * (13 * cos(deg * DEG_TO_RAD) - 5 * cos(2 * deg * DEG_TO_RAD) - 2 * cos(3 * deg * DEG_TO_RAD) - cos(4 * deg * DEG_TO_RAD));

return ofPoint(x, -y, z);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180722

2018年7月21日

Color rings. openFrameworks

[ Video ]

[ About ]
各円は3色で構成されています。

Circles is made of three color.

[ 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) {};
};

#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) {};

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("Insta");

	ofBackground(39);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

	int radius = 80;
	for (int x_index = -1; x_index <= 1; x_index++) {

		for (int y_index = -1; y_index <= 1; y_index++) {

			ofPoint location(x_index * 230, y_index * 230);
			ofPushMatrix();
			ofTranslate(location);

			for (int i = 0; i < 1; i++) {

				ofColor line_color;
				line_color.setHsb(ofRandom(255), 200, 255);
				ofSetColor(line_color);

				vector<ofPoint> vertices;
				ofBeginShape();
				for (int deg = 0; deg < 360; deg++) {

					ofPoint point = ofPoint(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
					vertices.push_back(point * 0.85);
					float noise_value = ofNoise(ofRandom(100), point.x * 0.005, point.y * 0.005, ofGetFrameNum() * 0.01);
					if (noise_value > 0.5) { 
						
						point = ofPoint(radius * (noise_value + 0.5) * cos(deg * DEG_TO_RAD), radius * (noise_value + 0.5) * sin(deg * DEG_TO_RAD)); 
					}
					ofVertex(point);
				}

				ofNextContour(true);
				ofVertices(vertices);
				ofEndShape(true);
			}

			ofPopMatrix();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("Insta");

ofBackground(39);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

int radius = 80;

for (int x_index = -1; x_index <= 1; x_index++) {

for (int y_index = -1; y_index <= 1; y_index++) {

ofPoint location(x_index * 230, y_index * 230);

ofPushMatrix();

ofTranslate(location);

for (int i = 0; i < 1; i++) {

ofColor line_color;

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

ofSetColor(line_color);

vector<ofPoint> vertices;

ofBeginShape();

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

ofPoint point = ofPoint(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

vertices.push_back(point * 0.85);

float noise_value = ofNoise(ofRandom(100), point.x * 0.005, point.y * 0.005, ofGetFrameNum() * 0.01);

if (noise_value > 0.5) {

point = ofPoint(radius * (noise_value + 0.5) * cos(deg * DEG_TO_RAD), radius * (noise_value + 0.5) * sin(deg * DEG_TO_RAD));

}

ofVertex(point);

}

ofNextContour(true);

ofVertices(vertices);

ofEndShape(true);

}

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180721

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