プログラミング de 落描き – ページ 871 – 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5月21日2018年5月21日

Noise Hole openFrameworks

[ Video ]

[ About ]
海外ドラマを見ていたらビビっと来たので、過去に作ったやつをリメイク。カラフルになるはずが弄ってたらモノクロになってしもた…

[ 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) {};

	// Make Member
	ofEasyCam cam;

	// Make Method
	void draw_shit_world(ofPoint point, int rect_len);
};

#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) {};

// Make Member

ofEasyCam cam;

// Make Method

void draw_shit_world(ofPoint point, int rect_len);

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofBackground(39);
	ofSetWindowTitle("Insta");

	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();
	ofRotateX(180);

	int rect_len = ofGetWidth() > ofGetHeight() ? ofGetWidth() : ofGetHeight();
	for (int z = 0; z < 2048; z += 64) {

		ofRotate(ofGetFrameNum() * 0.03);
		this->draw_shit_world(ofPoint(0, 0, z), rect_len);
	}
	
	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::draw_shit_world(ofPoint point, int rect_len) {

	ofPushMatrix();
	ofTranslate(point);

	int radius = rect_len * 0.5;

	ofColor color = ofColor(239);
	ofSetColor(color, point.z < 1024 ? ofMap(point.z, 0, 1024, 32, 255) : 255);

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

		int x = radius * cos(deg * DEG_TO_RAD);
		int y = radius * sin(deg * DEG_TO_RAD);
		int z = point.z;

		float noise_value = ofMap(ofNoise(x * 0.01, y * 0.01, z * 0.05, ofGetFrameNum() * 0.005), 0, 1, 0.5, 1);
		x = radius * noise_value * cos(deg * DEG_TO_RAD);
		y = radius * noise_value * sin(deg * DEG_TO_RAD);
		vertices.push_back(ofPoint(x, y));

		x *= 0.95;
		y *= 0.95;
		mini_vertices.push_back(ofPoint(x, y));
	}

	ofBeginShape();
	ofVertex(-rect_len, -rect_len);
	ofVertex(rect_len, -rect_len);
	ofVertex(rect_len, rect_len);
	ofVertex(-rect_len, rect_len);
	ofNextContour(true);
	ofVertices(vertices);
	ofEndShape(true);

	color = ofColor(39);
	ofSetColor(color);

	ofBeginShape(); 
	ofVertices(vertices);
	ofNextContour();
	ofVertices(mini_vertices);
	ofEndShape(true);

	ofPopMatrix();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(39);

ofSetWindowTitle("Insta");

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(180);

int rect_len = ofGetWidth() > ofGetHeight() ? ofGetWidth() : ofGetHeight();

for (int z = 0; z < 2048; z += 64) {

ofRotate(ofGetFrameNum() * 0.03);

this->draw_shit_world(ofPoint(0, 0, z), rect_len);

}

this->cam.end();

}

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

void ofApp::draw_shit_world(ofPoint point, int rect_len) {

ofPushMatrix();

ofTranslate(point);

int radius = rect_len * 0.5;

ofColor color = ofColor(239);

ofSetColor(color, point.z < 1024 ? ofMap(point.z, 0, 1024, 32, 255) : 255);

vector<ofPoint> vertices;

vector<ofPoint> mini_vertices;

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

int x = radius * cos(deg * DEG_TO_RAD);

int y = radius * sin(deg * DEG_TO_RAD);

int z = point.z;

float noise_value = ofMap(ofNoise(x * 0.01, y * 0.01, z * 0.05, ofGetFrameNum() * 0.005), 0, 1, 0.5, 1);

x = radius * noise_value * cos(deg * DEG_TO_RAD);

y = radius * noise_value * sin(deg * DEG_TO_RAD);

vertices.push_back(ofPoint(x, y));

x *= 0.95;

y *= 0.95;

mini_vertices.push_back(ofPoint(x, y));

}

ofBeginShape();

ofVertex(-rect_len, -rect_len);

ofVertex(rect_len, -rect_len);

ofVertex(rect_len, rect_len);

ofVertex(-rect_len, rect_len);

ofNextContour(true);

ofVertices(vertices);

ofEndShape(true);

color = ofColor(39);

ofSetColor(color);

ofBeginShape();

ofVertices(vertices);

ofNextContour();

ofVertices(mini_vertices);

ofEndShape(true);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180521

2018年5月21日2018年5月28日

円をスライス X4 openFrameworks

[ Video ]

[ About ]
以前作成した、「円をスライス」を4つ並べました。

[ 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);
	ofBackground(39);
	ofSetWindowTitle("Insta");

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

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWidth() / 2, ofGetHeight() / 2);

	int deg_span = 3;
	for (int i = 0; i < 8; i++) {
		
		ofRotate(45);
		for (int start_deg = 0; start_deg < 180; start_deg += deg_span) {

			float noise_value = ofNoise(start_deg * 0.05 + ofGetFrameNum() * 0.03);
			if (noise_value < 0.65) {

				continue;
			}

			int end_deg = start_deg + deg_span;

			vector<ofPoint> vertices;
			for (int deg = start_deg; deg <= end_deg; deg += 1) {

				vertices.push_back(ofPoint(300 * cos(deg * DEG_TO_RAD), 300 * sin(deg * DEG_TO_RAD)));
			}

			for (int deg = 360 - end_deg; deg <= 360 - start_deg; deg += 1) {

				vertices.push_back(ofPoint(300 * cos(deg * DEG_TO_RAD), 300 * sin(deg * DEG_TO_RAD)));
			}

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

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(39);

ofSetWindowTitle("Insta");

ofNoFill();

ofSetLineWidth(2);

ofSetColor(239);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWidth() / 2, ofGetHeight() / 2);

int deg_span = 3;

for (int i = 0; i < 8; i++) {

ofRotate(45);

for (int start_deg = 0; start_deg < 180; start_deg += deg_span) {

float noise_value = ofNoise(start_deg * 0.05 + ofGetFrameNum() * 0.03);

if (noise_value < 0.65) {

continue;

}

int end_deg = start_deg + deg_span;

vector<ofPoint> vertices;

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

vertices.push_back(ofPoint(300 * cos(deg * DEG_TO_RAD), 300 * sin(deg * DEG_TO_RAD)));

}

for (int deg = 360 - end_deg; deg <= 360 - start_deg; deg += 1) {

vertices.push_back(ofPoint(300 * cos(deg * DEG_TO_RAD), 300 * sin(deg * DEG_TO_RAD)));

}

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180529

2018年5月20日2018年5月20日

穴 openFrameworks

[ Video ]

[ About ]
中央を円形にくり抜かれた四角の中の、円形が大きくなったり小さくなったり。

[ Source ]

#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) {}

	// Make Member
	ofEasyCam cam;

	// Make Method
	void draw_rect_and_circle(ofPoint point, int rect_len);
};

#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) {}

// Make Member

ofEasyCam cam;

// Make Method

void draw_rect_and_circle(ofPoint point, int rect_len);

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofBackground(39, 39, 239);
	ofSetWindowTitle("Insta");
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();

	int rect_len = 120;
	for (int x = -ofGetWidth() / 2 + rect_len / 2; x <= ofGetWidth() / 2 - rect_len / 2; x += rect_len) {

		for (int y = -ofGetHeight() / 2 + rect_len / 2; y <= ofGetHeight() / 2 - rect_len / 2; y += rect_len) {

			this->draw_rect_and_circle(ofPoint(x, y), rect_len);
		}
	}

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::draw_rect_and_circle(ofPoint point, int rect_len) {

	ofPushMatrix();
	ofTranslate(point);

	int radius = rect_len * 0.45;

	ofBeginShape();
	ofVertex(-rect_len / 2, -rect_len / 2);
	ofVertex(rect_len / 2, -rect_len / 2);
	ofVertex(rect_len / 2, rect_len / 2);
	ofVertex(-rect_len / 2, rect_len / 2);

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

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

	radius *= ofMap(ofNoise(point.x * 0.001, point.y * 0.001, ofGetFrameNum() * 0.01), 0, 1, 0.4, 1.2);
	ofBeginShape();
	for (int deg = 0; deg < 360; deg += 1) {

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

ofBackground(39, 39, 239);

ofSetWindowTitle("Insta");

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

int rect_len = 120;

for (int x = -ofGetWidth() / 2 + rect_len / 2; x <= ofGetWidth() / 2 - rect_len / 2; x += rect_len) {

for (int y = -ofGetHeight() / 2 + rect_len / 2; y <= ofGetHeight() / 2 - rect_len / 2; y += rect_len) {

this->draw_rect_and_circle(ofPoint(x, y), rect_len);

}

this->cam.end();

}

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

void ofApp::draw_rect_and_circle(ofPoint point, int rect_len) {

ofPushMatrix();

ofTranslate(point);

int radius = rect_len * 0.45;

ofBeginShape();

ofVertex(-rect_len / 2, -rect_len / 2);

ofVertex(rect_len / 2, -rect_len / 2);

ofVertex(rect_len / 2, rect_len / 2);

ofVertex(-rect_len / 2, rect_len / 2);

ofNextContour();

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

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

}

ofEndShape(true);

radius *= ofMap(ofNoise(point.x * 0.001, point.y * 0.001, ofGetFrameNum() * 0.01), 0, 1, 0.4, 1.2);

ofBeginShape();

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

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

}

ofEndShape(true);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180520

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