junkiyoshi – ページ 757 – プログラミング de 落描き

2019年3月3日

Dot on circle. openFrameworks

[ Video ]

[ About ]
近づくと線が発生するパーティクルを円に整列

Dot on 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) {};

	vector<glm::vec2> 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 windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

vector<glm::vec2> locations;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(3);
}

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

	ofSeedRandom(39);
	this->locations.clear();

	vector<glm::vec2> centers;
	for (int i = 0; i < 10; i++) {

		centers.push_back(glm::vec2(
			ofMap(ofNoise(ofRandom(100), ofGetFrameNum() * 0.005), 0, 1, 0, ofGetWidth()),
			ofMap(ofNoise(ofRandom(100), ofGetFrameNum() * 0.005), 0, 1, 0, ofGetHeight())
		));
	}
	
	int radius = 80;
	for (auto& center : centers) {

		for (int deg = 0; deg < 360; deg += 30) {

			this->locations.push_back(center + glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));
		}
	}
}

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

	for (auto& location : this->locations) {

		ofDrawCircle(location, 5);
		for (auto& other : this->locations) {

			float distance = glm::distance(location, other);
			if (distance < 78) {

				ofDrawLine(location, other);
			}
		}
	}
}

//--------------------------------------------------------------
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(3);

}

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

void ofApp::update() {

ofSeedRandom(39);

this->locations.clear();

vector<glm::vec2> centers;

for (int i = 0; i < 10; i++) {

centers.push_back(glm::vec2(

ofMap(ofNoise(ofRandom(100), ofGetFrameNum() * 0.005), 0, 1, 0, ofGetWidth()),

ofMap(ofNoise(ofRandom(100), ofGetFrameNum() * 0.005), 0, 1, 0, ofGetHeight())

));

}

int radius = 80;

for (auto& center : centers) {

for (int deg = 0; deg < 360; deg += 30) {

this->locations.push_back(center + glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));

}

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

void ofApp::draw() {

for (auto& location : this->locations) {

ofDrawCircle(location, 5);

for (auto& other : this->locations) {

float distance = glm::distance(location, other);

if (distance < 78) {

ofDrawLine(location, other);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190303

2019年3月2日

Dot and circle. openFrameworks

[ Video ]

[ About ]
ドットと円

Dot and 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) {};

	vector<glm::vec2> 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 windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

vector<glm::vec2> locations;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

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

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

	ofSeedRandom(39);
	this->locations.clear();

	for (int i = 0; i < 1024; i++) {

		this->locations.push_back(glm::vec2(ofRandom(ofGetWidth()), ofRandom(ofGetHeight())));
	}
	
	auto point = glm::vec2(
		ofMap(ofNoise(ofRandom(100), ofGetFrameNum() * 0.005), 0, 1, 0, ofGetWidth()),
		ofMap(ofNoise(ofRandom(100), ofGetFrameNum() * 0.005), 0, 1, 0, ofGetHeight())
	);

	for (auto& location : this->locations) {

		float distance = glm::distance(location, point);
		if (distance < 100) {

			location = point + glm::normalize(location - point) * 100;
		}
	}

}

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

	for (auto& location : this->locations) {

		ofDrawCircle(location, 5);
	}
}

//--------------------------------------------------------------
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(1.5);

}

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

void ofApp::update() {

ofSeedRandom(39);

this->locations.clear();

for (int i = 0; i < 1024; i++) {

this->locations.push_back(glm::vec2(ofRandom(ofGetWidth()), ofRandom(ofGetHeight())));

}

auto point = glm::vec2(

ofMap(ofNoise(ofRandom(100), ofGetFrameNum() * 0.005), 0, 1, 0, ofGetWidth()),

ofMap(ofNoise(ofRandom(100), ofGetFrameNum() * 0.005), 0, 1, 0, ofGetHeight())

);

for (auto& location : this->locations) {

float distance = glm::distance(location, point);

if (distance < 100) {

location = point + glm::normalize(location - point) * 100;

}

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

void ofApp::draw() {

for (auto& location : this->locations) {

ofDrawCircle(location, 5);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190302

2019年3月1日2019年3月1日

Noisy “A” openFrameworks

[ Video ]

[ About ]
ノイジーなA

Noisy “A”.

[ 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;
};

#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;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetColor(39);
	ofNoFill();
	ofSetLineWidth(3);

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 450, true, true, true);
}

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

}

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

	string word = "A";
	ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

	auto path_list = this->font.getStringAsPoints(word, true, false);
	for (int point_index = 0; point_index < path_list.size(); point_index++) {

		auto outline = path_list[point_index].getOutline();
		ofBeginShape();
		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

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

			outline[outline_index] = outline[outline_index].getResampledByCount(300);
			auto vertices = outline[outline_index].getVertices();
			for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {

				auto point = glm::vec2(vertices[vertices_index].x - this->font.stringWidth(word) * 0.5, vertices[vertices_index].y + this->font.stringHeight(word) * 0.5);
				auto noise_value = ofNoise(point.x * 0.03, point.y * 0.03, ofGetFrameNum() * 0.05);
				if (noise_value > 0.7) {

					noise_value = ofMap(noise_value, 0.7, 1.0, 1.0, 1.35);
				}
				else if (noise_value < 0.3) {

					noise_value = ofMap(noise_value, 0.0, 0.3, 0.65, 1.0);
				}
				else {

					noise_value = 1.0;
				}

				point *= noise_value;

				ofVertex(point);
			}
		}
		ofEndShape(true);
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofNoFill();

ofSetLineWidth(3);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 450, true, true, true);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

string word = "A";

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

auto path_list = this->font.getStringAsPoints(word, true, false);

for (int point_index = 0; point_index < path_list.size(); point_index++) {

auto outline = path_list[point_index].getOutline();

ofBeginShape();

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

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

outline[outline_index] = outline[outline_index].getResampledByCount(300);

auto vertices = outline[outline_index].getVertices();

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

auto point = glm::vec2(vertices[vertices_index].x - this->font.stringWidth(word) * 0.5, vertices[vertices_index].y + this->font.stringHeight(word) * 0.5);

auto noise_value = ofNoise(point.x * 0.03, point.y * 0.03, ofGetFrameNum() * 0.05);

if (noise_value > 0.7) {

noise_value = ofMap(noise_value, 0.7, 1.0, 1.0, 1.35);

}

else if (noise_value < 0.3) {

noise_value = ofMap(noise_value, 0.0, 0.3, 0.65, 1.0);

}

else {

noise_value = 1.0;

}

point *= noise_value;

ofVertex(point);

}

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190301

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