noise – ページ 359 – プログラミング de 落描き

2018年10月28日

Sphere by Hexagon * Noise. openFrameworks

[ Video ]

[ About ]
座標にNoiseをかけてボイン・ボインさせる

Shpere by Hexagon * 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) {};

	ofEasyCam cam;

	vector<ofPoint> locations;
	vector<vector<ofPoint>> next_points;
};

#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) {};

ofEasyCam cam;

vector<ofPoint> locations;

vector<vector<ofPoint>> next_points;

};

#include "ofApp.h"

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

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

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

	ofIcoSpherePrimitive ico_sphere = ofIcoSpherePrimitive(300, 3);
	vector<ofMeshFace> triangles = ico_sphere.getMesh().getUniqueFaces();
	for (int i = 0; i < triangles.size(); i++) {

		ofPoint average = (triangles[i].getVertex(0) + triangles[i].getVertex(1) + triangles[i].getVertex(2)) / 3;
		this->locations.push_back(average);
	}

	for (int i = 0; i < this->locations.size(); i++) {

		vector<ofPoint> next_point = vector<ofPoint>();
		for (int j = 0; j < this->locations.size(); j++) {

			if (i == j || next_point.size() >= 3) { continue; }

			float distance = this->locations[i].distance(this->locations[j]);
			if (distance < 30) {

				next_point.push_back(this->locations[j]);
			}
		}

		this->next_points.push_back(next_point);
	}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.5);

	for (int location_index = 0; location_index < this->locations.size(); location_index++) {

		ofPoint location = this->locations[location_index];
		float location_noise = ofNoise(location.x * 0.003, location.y * 0.003, ofGetFrameNum() * 0.05);

		for (int next_index = 0; next_index < this->next_points[location_index].size(); next_index++) {

			ofPoint next_point = this->next_points[location_index][next_index];
			float next_noise = ofNoise(next_point.x * 0.003, next_point.y * 0.003, ofGetFrameNum() * 0.05);

			ofDrawLine(location * ofMap(location_noise, 0, 1, 0.8, 1), next_point * ofMap(next_noise, 0, 1, 0.8, 1));
		}
	}

	this->cam.end();

}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(2);

ofEnableDepthTest();

ofIcoSpherePrimitive ico_sphere = ofIcoSpherePrimitive(300, 3);

vector<ofMeshFace> triangles = ico_sphere.getMesh().getUniqueFaces();

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

ofPoint average = (triangles[i].getVertex(0) + triangles[i].getVertex(1) + triangles[i].getVertex(2)) / 3;

this->locations.push_back(average);

}

for (int i = 0; i < this->locations.size(); i++) {

vector<ofPoint> next_point = vector<ofPoint>();

for (int j = 0; j < this->locations.size(); j++) {

if (i == j || next_point.size() >= 3) { continue; }

float distance = this->locations[i].distance(this->locations[j]);

if (distance < 30) {

next_point.push_back(this->locations[j]);

}

this->next_points.push_back(next_point);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.5);

for (int location_index = 0; location_index < this->locations.size(); location_index++) {

ofPoint location = this->locations[location_index];

float location_noise = ofNoise(location.x * 0.003, location.y * 0.003, ofGetFrameNum() * 0.05);

for (int next_index = 0; next_index < this->next_points[location_index].size(); next_index++) {

ofPoint next_point = this->next_points[location_index][next_index];

float next_noise = ofNoise(next_point.x * 0.003, next_point.y * 0.003, ofGetFrameNum() * 0.05);

ofDrawLine(location * ofMap(location_noise, 0, 1, 0.8, 1), next_point * ofMap(next_noise, 0, 1, 0.8, 1));

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20181028

2018年10月26日2018年10月26日

Circle by line. openFrameworks

[ Video ]

[ About ]
線による円

Circle by Line.

[ 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<ofPoint> locations;
};

#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<ofPoint> locations;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openframeworks");
	
	ofBackground(239);
	ofSetColor(39);
	
	int size = 40;
	ofColor color;
	for (int x = 0; x < ofGetWidth(); x += size) {

		for (int y = 0; y < ofGetHeight(); y += size) {

			if (y % (size * 2) == 0) {

				this->locations.push_back(ofPoint(x + size * 0.5, y + size * 0.5));
			}
			else {

				this->locations.push_back(ofPoint(x, y + size * 0.5));
			}
		}
	}
}
//--------------------------------------------------------------
void ofApp::update() {

}

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

	for (int i = 0; i < this->locations.size(); i++) {
		
		float noise_value = ofNoise(this->locations[i].x * 0.001, this->locations[i].y * 0.001, ofGetFrameNum() * 0.0001);
		float noise_deg = noise_value * 720;
		ofPoint target = ofPoint(200 * cos(noise_deg * DEG_TO_RAD), 200 * sin(noise_deg * DEG_TO_RAD)) + ofPoint(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

		ofDrawCircle(this->locations[i], 3);
		ofDrawLine(this->locations[i], target);
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

int size = 40;

ofColor color;

for (int x = 0; x < ofGetWidth(); x += size) {

for (int y = 0; y < ofGetHeight(); y += size) {

if (y % (size * 2) == 0) {

this->locations.push_back(ofPoint(x + size * 0.5, y + size * 0.5));

}

else {

this->locations.push_back(ofPoint(x, y + size * 0.5));

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

for (int i = 0; i < this->locations.size(); i++) {

float noise_value = ofNoise(this->locations[i].x * 0.001, this->locations[i].y * 0.001, ofGetFrameNum() * 0.0001);

float noise_deg = noise_value * 720;

ofPoint target = ofPoint(200 * cos(noise_deg * DEG_TO_RAD), 200 * sin(noise_deg * DEG_TO_RAD)) + ofPoint(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

ofDrawCircle(this->locations[i], 3);

ofDrawLine(this->locations[i], target);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20181026

2018年10月21日2018年10月21日

Flock of C. openFrameworks

[ Video ]

[ About ]
CによるC

Flock of C.

[ 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) {};

	ofTrueTypeFont font;
	ofFbo fbo;

	vector<ofPoint> locations;
};

#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) {};

ofTrueTypeFont font;

ofFbo fbo;

vector<ofPoint> locations;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);

	int font_size = 600;
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", font_size, true, true, true);

	this->fbo.allocate(ofGetWidth(), ofGetHeight());
	this->fbo.begin();
	ofClear(0);
	ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

	string word = "C";
	font.drawString(word, font.stringWidth(word) * -0.5, font.stringHeight(word) * 0.5);

	this->fbo.end();

	ofPixels pixels;
	this->fbo.readToPixels(pixels);

	int span = 20;
	for (int x = 0; x < this->fbo.getWidth(); x += span) {

		for (int y = 0; y < this->fbo.getHeight(); y += span) {

			if (pixels.getColor(x, y) != ofColor(0, 0)) {

				this->locations.push_back(ofPoint(x - ofGetWidth() * 0.5, y - ofGetHeight() * 0.5));
			}
		}
	}

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", span, true, true, true);
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);
}

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

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

	ofColor color;
	for (ofPoint& point : this->locations) {
		
		ofPushMatrix();
		ofTranslate(point);
		ofRotate(ofNoise(point.x * 0.01, point.y * 0.01, ofGetFrameNum() * 0.008) * 720);

		this->font.drawString("C", this->font.getSize() * -0.5, this->font.getSize() * 0.5);

		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);

int font_size = 600;

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

this->fbo.allocate(ofGetWidth(), ofGetHeight());

this->fbo.begin();

ofClear(0);

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

string word = "C";

font.drawString(word, font.stringWidth(word) * -0.5, font.stringHeight(word) * 0.5);

this->fbo.end();

ofPixels pixels;

this->fbo.readToPixels(pixels);

int span = 20;

for (int x = 0; x < this->fbo.getWidth(); x += span) {

for (int y = 0; y < this->fbo.getHeight(); y += span) {

if (pixels.getColor(x, y) != ofColor(0, 0)) {

this->locations.push_back(ofPoint(x - ofGetWidth() * 0.5, y - ofGetHeight() * 0.5));

}

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

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

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

ofColor color;

for (ofPoint& point : this->locations) {

ofPushMatrix();

ofTranslate(point);

ofRotate(ofNoise(point.x * 0.01, point.y * 0.01, ofGetFrameNum() * 0.008) * 720);

this->font.drawString("C", this->font.getSize() * -0.5, this->font.getSize() * 0.5);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20181021

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