2018年10月 – ページ 9 – プログラミング de 落描き

2018年10月7日2018年10月7日

Triangle vortex. openFrameworks

[ Video ]

[ About ]
三角のうず～

Triangle vortex.

[ 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(239);
	ofSetColor(39);
}
//--------------------------------------------------------------
void ofApp::update() {

}

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

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

	int deg = 0;
	int deg_span = 10;
	for (int radius = 0; radius <= 430; radius += 2) {

		float circumference = 2 * PI * radius;
		float small_radius = circumference / 360 * deg_span * 0.5;

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

		ofNoFill();
		ofDrawCircle(ofPoint(), small_radius);

		int start_deg = ofMap(ofNoise(radius * 0.05 + ofGetFrameNum() * 0.05), 0, 1, 0, 720);
		ofFill();
		ofBeginShape();
		for (int small_deg = start_deg; small_deg < start_deg + 360; small_deg += 120) {
		
			ofVertex(small_radius * cos(small_deg * DEG_TO_RAD), small_radius * sin(small_deg * DEG_TO_RAD));
		}
		ofEndShape(true);

		ofPopMatrix();
		
		deg += deg_span;
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

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

int deg = 0;

int deg_span = 10;

for (int radius = 0; radius <= 430; radius += 2) {

float circumference = 2 * PI * radius;

float small_radius = circumference / 360 * deg_span * 0.5;

ofPushMatrix();

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

ofTranslate(point);

ofNoFill();

ofDrawCircle(ofPoint(), small_radius);

int start_deg = ofMap(ofNoise(radius * 0.05 + ofGetFrameNum() * 0.05), 0, 1, 0, 720);

ofFill();

ofBeginShape();

for (int small_deg = start_deg; small_deg < start_deg + 360; small_deg += 120) {

ofVertex(small_radius * cos(small_deg * DEG_TO_RAD), small_radius * sin(small_deg * DEG_TO_RAD));

}

ofEndShape(true);

ofPopMatrix();

deg += deg_span;

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20181007

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2018年10月6日

Lines runs over the Torus. openFrameworks

[ Video ]

[ About ]
トーラスを走る線たち

Lines runs over 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) {};

	ofPoint make_point(float radius, float deg, float small_radius, float small_deg);
	
	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 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) {};

ofPoint make_point(float radius, float deg, float small_radius, float small_deg);

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofNoFill();
	ofEnableDepthTest();
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);
}

//--------------------------------------------------------------
void ofApp::draw() {
	
	this->cam.begin();

	int radius = 300;
	int small_radius = 50;

	vector<ofPoint> locations;
	locations.push_back(ofPoint(-380, -380));
	locations.push_back(ofPoint(-380, 380));
	locations.push_back(ofPoint(380, -380));
	locations.push_back(ofPoint(380, 380));

	for (ofPoint location : locations) {

		ofPushMatrix();
		ofTranslate(location);

		for (int i = 0; i < 80; i++) {

			int deg_param = ofRandom(360);
			int small_deg_param = ofRandom(360);

			int deg_span = ofRandom(10) + 1;
			int small_deg_span = ofRandom(50) + 1;

			ofBeginShape();
			for (int l = 0; l < 5; l++) {

				int deg = ((deg_param + ofGetFrameNum() + l) * deg_span) % 360;
				int small_deg = ((deg_param + ofGetFrameNum() + l) * small_deg_span) % 360;

				ofPoint point = make_point(radius, deg, small_radius, small_deg);
				ofVertex(point);
			}
			ofEndShape();
		}

		ofPopMatrix();
	}

	this->cam.end();
}

//--------------------------------------------------------------
ofPoint ofApp::make_point(float radius, float deg, float small_radius, float small_deg) {

	float x_1 = radius * cos(deg * DEG_TO_RAD);
	float y_1 = radius * sin(deg * DEG_TO_RAD);

	float x_2 = small_radius * cos(small_deg * DEG_TO_RAD) * cos(deg * DEG_TO_RAD);
	float y_2 = small_radius * cos(small_deg * DEG_TO_RAD) * sin(deg * DEG_TO_RAD);

	float x = x_1 + x_2;
	float y = y_1 + y_2;
	float z = small_radius * sin(small_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(30);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

ofNoFill();

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

int radius = 300;

int small_radius = 50;

vector<ofPoint> locations;

locations.push_back(ofPoint(-380, -380));

locations.push_back(ofPoint(-380, 380));

locations.push_back(ofPoint(380, -380));

locations.push_back(ofPoint(380, 380));

for (ofPoint location : locations) {

ofPushMatrix();

ofTranslate(location);

for (int i = 0; i < 80; i++) {

int deg_param = ofRandom(360);

int small_deg_param = ofRandom(360);

int deg_span = ofRandom(10) + 1;

int small_deg_span = ofRandom(50) + 1;

ofBeginShape();

for (int l = 0; l < 5; l++) {

int deg = ((deg_param + ofGetFrameNum() + l) * deg_span) % 360;

int small_deg = ((deg_param + ofGetFrameNum() + l) * small_deg_span) % 360;

ofPoint point = make_point(radius, deg, small_radius, small_deg);

ofVertex(point);

}

ofEndShape();

}

ofPopMatrix();

}

this->cam.end();

}

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

ofPoint ofApp::make_point(float radius, float deg, float small_radius, float small_deg) {

float x_1 = radius * cos(deg * DEG_TO_RAD);

float y_1 = radius * sin(deg * DEG_TO_RAD);

float x_2 = small_radius * cos(small_deg * DEG_TO_RAD) * cos(deg * DEG_TO_RAD);

float y_2 = small_radius * cos(small_deg * DEG_TO_RAD) * sin(deg * DEG_TO_RAD);

float x = x_1 + x_2;

float y = y_1 + y_2;

float z = small_radius * sin(small_deg * DEG_TO_RAD);

return ofPoint(x, y, z);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20181006

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2018年10月5日2018年10月5日

Noisy Circles. openFrameworks

[ Video ]

[ About ]
ノイズで不完全な円を作成。たまにココイチのロゴっぽくなる所がハイライト

Cleated incomplate circles by Perlin Noise.

[ 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(60);
	ofSetWindowTitle("openframeworks");

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

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

	ofSeedRandom(39);
}

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

	int radius = 36;
	for (int x = radius; x < ofGetHeight(); x += radius * 2) {

		for (int y = radius; y < ofGetHeight(); y += radius * 2) {

			ofPushMatrix();
			ofTranslate(x, y);

			int deg_start = ofMap(ofNoise(x * 0.05, ofGetFrameNum() * 0.005), 0, 1, 0, 720);
			int deg_end = ofMap(ofNoise((y + radius) * 0.05, ofGetFrameNum() * 0.005), 0, 1, 0, 720);
			if (deg_start > deg_end) { std::swap(deg_start, deg_end); }

			ofFill();
			ofBeginShape();
			for (int deg = deg_start; deg < deg_end; deg += 5) {

				ofVertex(radius * 0.85 * cos(deg * DEG_TO_RAD), radius * 0.85 * sin(deg * DEG_TO_RAD));
			}
			if (deg_end - deg_start < 180) { ofVertex(0, 0); }
			ofEndShape(true);

			ofNoFill();
			ofBeginShape();
			for (int deg = 0; deg < 360; deg += 5) {

				ofVertex(radius * 0.95 * cos(deg * DEG_TO_RAD), radius * 0.95 * sin(deg * DEG_TO_RAD));
			}
			ofEndShape(true);

			ofPopMatrix();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetLineWidth(2);

ofSetColor(39);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

int radius = 36;

for (int x = radius; x < ofGetHeight(); x += radius * 2) {

for (int y = radius; y < ofGetHeight(); y += radius * 2) {

ofPushMatrix();

ofTranslate(x, y);

int deg_start = ofMap(ofNoise(x * 0.05, ofGetFrameNum() * 0.005), 0, 1, 0, 720);

int deg_end = ofMap(ofNoise((y + radius) * 0.05, ofGetFrameNum() * 0.005), 0, 1, 0, 720);

if (deg_start > deg_end) { std::swap(deg_start, deg_end); }

ofFill();

ofBeginShape();

for (int deg = deg_start; deg < deg_end; deg += 5) {

ofVertex(radius * 0.85 * cos(deg * DEG_TO_RAD), radius * 0.85 * sin(deg * DEG_TO_RAD));

}

if (deg_end - deg_start < 180) { ofVertex(0, 0); }

ofEndShape(true);

ofNoFill();

ofBeginShape();

for (int deg = 0; deg < 360; deg += 5) {

ofVertex(radius * 0.95 * cos(deg * DEG_TO_RAD), radius * 0.95 * sin(deg * DEG_TO_RAD));

}

ofEndShape(true);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20181005

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Amazon

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