noise – ページ 366 – プログラミング de 落描き

2018年8月7日2018年8月7日

Like Baumkuchen. openFrameworks

[ Video ]

[ About ]
ノイジーな円達。バームクーヘンみたい

Noisy Circles. Like Baumkuchen.

[ 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("Insta");

	ofBackground(39);
	ofSetColor(239);
	ofSetLineWidth(1.5);
}

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

}

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

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

	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 radius = 20; radius < 100; radius += 10) {

				for (int deg = 0; deg <= 360; deg += 1) {

					ofPoint point_1(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
					ofPoint point_2(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) *DEG_TO_RAD));

					float noise_value = ofNoise(radius * 0.05 + ofGetFrameNum() * 0.01, (location.x + point_1.x) * 0.005, (location.y + point_1.y) * 0.005);
					if (noise_value > 0.3) {

						ofDrawLine(point_1, point_2);
					}
				}
			}

			ofPopMatrix();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("Insta");

ofBackground(39);

ofSetColor(239);

ofSetLineWidth(1.5);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

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

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 radius = 20; radius < 100; radius += 10) {

for (int deg = 0; deg <= 360; deg += 1) {

ofPoint point_1(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

ofPoint point_2(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) *DEG_TO_RAD));

float noise_value = ofNoise(radius * 0.05 + ofGetFrameNum() * 0.01, (location.x + point_1.x) * 0.005, (location.y + point_1.y) * 0.005);

if (noise_value > 0.3) {

ofDrawLine(point_1, point_2);

}

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180807

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2018年7月27日2018年7月27日

Shifting Font. openframeworks

[ Video ]

[ About ]
ズレるフォント。ズレる量はパーリンノイズ(Y座標, フレーム数)で決まります。

Font is shifting. Shift volume is determined by Perlin noise(Y location, FrameNumber)

[ 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) {};

	ofTrueTypeFont font;
	int font_size;
};

#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) {};

ofTrueTypeFont font;

int font_size;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);

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

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

}

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

	vector<char> charactors = { 'A', 'B', 'C', 'D', 'E', 'F',
		'G', 'H', 'I', 'J', 'K', 'L',
		'M', 'N', 'O', 'P', 'Q', 'R',
		'S', 'T', 'U', 'V', 'W', 'X',
		'Y', 'Z', '!' };
	int sample_count = 180;
	for (int charactor_index = 0; charactor_index < charactors.size(); charactor_index++) {

		ofPath path = this->font.getCharacterAsPoints(charactors[charactor_index], true, false);
		vector<ofPolyline> outline = path.getOutline();

		ofPoint location = ofPoint(charactor_index % 6 * this->font_size * 1.2 + this->font_size * 0.7, charactor_index / 6 * this->font_size * 1.4 + this->font_size * 0.7);
		ofPushMatrix();
		ofTranslate(location);

		ofNoFill();
		this->font.drawStringAsShapes(string{ charactors[charactor_index] }, this->font_size * -0.5 , this->font_size * 0.5);

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

			if (outline_index != 0) { 
				
				ofNextContour(true); 
			}

			outline[outline_index] = outline[outline_index].getResampledByCount(sample_count);
			vector<glm::vec3> vertices = outline[outline_index].getVertices();
			for (int vertices_index = 0; vertices_index < (int)vertices.size(); vertices_index++) {

				ofPoint point(vertices[vertices_index].x - this->font_size * 0.5, vertices[vertices_index].y + this->font_size * 0.5, vertices[vertices_index].z);
				
				int noise_x = ofMap(ofNoise((location.y + point.y) * 0.01 + ofGetFrameNum() * 0.03), 0, 1, -50, 50);
				noise_x /= 10;
				noise_x *= 10;
				if (noise_x > -10 && noise_x < 10) { 
					
					noise_x = 0; 
				}

				ofVertex(point + ofPoint(noise_x, 0));
			}
		}
		ofEndShape();
		ofPopMatrix();
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

this->font_size = 100;

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

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

vector<char> charactors = { 'A', 'B', 'C', 'D', 'E', 'F',

'G', 'H', 'I', 'J', 'K', 'L',

'M', 'N', 'O', 'P', 'Q', 'R',

'S', 'T', 'U', 'V', 'W', 'X',

'Y', 'Z', '!' };

int sample_count = 180;

for (int charactor_index = 0; charactor_index < charactors.size(); charactor_index++) {

ofPath path = this->font.getCharacterAsPoints(charactors[charactor_index], true, false);

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

ofPoint location = ofPoint(charactor_index % 6 * this->font_size * 1.2 + this->font_size * 0.7, charactor_index / 6 * this->font_size * 1.4 + this->font_size * 0.7);

ofPushMatrix();

ofTranslate(location);

ofNoFill();

this->font.drawStringAsShapes(string{ charactors[charactor_index] }, this->font_size * -0.5 , this->font_size * 0.5);

ofFill();

ofBeginShape();

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

if (outline_index != 0) {

ofNextContour(true);

}

outline[outline_index] = outline[outline_index].getResampledByCount(sample_count);

vector<glm::vec3> vertices = outline[outline_index].getVertices();

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

ofPoint point(vertices[vertices_index].x - this->font_size * 0.5, vertices[vertices_index].y + this->font_size * 0.5, vertices[vertices_index].z);

int noise_x = ofMap(ofNoise((location.y + point.y) * 0.01 + ofGetFrameNum() * 0.03), 0, 1, -50, 50);

noise_x /= 10;

noise_x *= 10;

if (noise_x > -10 && noise_x < 10) {

noise_x = 0;

}

ofVertex(point + ofPoint(noise_x, 0));

}

ofEndShape();

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180727

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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

[ほしいものリスト]
Amazon

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