プログラミング de 落描き – ページ 725 – クリエイティブ・コーディングによる生成物とソース

2019年3月18日2019年3月18日

Stretching cross. openFrameworks

[ Video ]

[ About ]
伸縮する十字

Stretching cross.

[ 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);
	ofSetColor(39);
	ofSetLineWidth(3);
}

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

	ofSeedRandom(39);
}

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

	int span = 60;
	for (int x = span * 0.5; x < ofGetWidth(); x += span) {

		for (int y = span * 0.5; y < ofGetHeight(); y += span) {

			int len = ofMap(ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.01), 0, 1, 0, span * 0.75);

			ofDrawLine(x - len, y, x + len, y);
			ofDrawLine(x, y - len, x, y + len);
		}
	}
}

//--------------------------------------------------------------
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);

}

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

void ofApp::draw() {

int span = 60;

for (int x = span * 0.5; x < ofGetWidth(); x += span) {

for (int y = span * 0.5; y < ofGetHeight(); y += span) {

int len = ofMap(ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.01), 0, 1, 0, span * 0.75);

ofDrawLine(x - len, y, x + len, y);

ofDrawLine(x, y - len, x, y + len);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190318

2019年3月17日2019年3月17日

Distorted circle. openFrameworks

[ Video ]

[ About ]
歪んだ円形

Distorted 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 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;
};

#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;

};

#include "ofApp.h"

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

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

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

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

}

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

	this->cam.begin();

	int radius = 80;
	int len = 20;
	float deg_span = 4;
	int span = 240;
	for (int y = -span; y <= span; y += span) {

		for (int x = -span; x <= span; x += span) {

			ofPushMatrix();
			ofTranslate(x, y);

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

				ofBeginShape();

				auto location = glm::vec3(radius * cos((deg - deg_span * 0.5)  * DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), 0);
				auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
				location = glm::vec4(location, 0) * rotation_y;
				ofVertex(location);

				location = glm::vec3(radius * cos((deg + deg_span * 0.5)  * DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), 0);
				rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
				location = glm::vec4(location, 0) * rotation_y;
				ofVertex(location);

				location = glm::vec3((radius - len) * cos((deg + deg_span * 0.5)  * DEG_TO_RAD), (radius - len) * sin((deg + deg_span * 0.5) * DEG_TO_RAD), 0);
				rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
				location = glm::vec4(location, 0) * rotation_y;
				ofVertex(location);

				location = glm::vec3((radius - len) * cos((deg - deg_span * 0.5)  * DEG_TO_RAD), (radius - len) * sin((deg - deg_span * 0.5) * DEG_TO_RAD), 0);
				rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
				location = glm::vec4(location, 0) * rotation_y;
				ofVertex(location);

				ofEndShape();
			}

			ofPopMatrix();
		}
	}

	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);

ofNoFill();

ofEnableDepthTest();

ofSetLineWidth(3);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

int radius = 80;

int len = 20;

float deg_span = 4;

int span = 240;

for (int y = -span; y <= span; y += span) {

for (int x = -span; x <= span; x += span) {

ofPushMatrix();

ofTranslate(x, y);

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

ofBeginShape();

auto location = glm::vec3(radius * cos((deg - deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), 0);

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation_y;

ofVertex(location);

location = glm::vec3(radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), 0);

rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation_y;

ofVertex(location);

location = glm::vec3((radius - len) * cos((deg + deg_span * 0.5) * DEG_TO_RAD), (radius - len) * sin((deg + deg_span * 0.5) * DEG_TO_RAD), 0);

rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation_y;

ofVertex(location);

location = glm::vec3((radius - len) * cos((deg - deg_span * 0.5) * DEG_TO_RAD), (radius - len) * sin((deg - deg_span * 0.5) * DEG_TO_RAD), 0);

rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(x + location.x * 0.005, y + location.y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation_y;

ofVertex(location);

ofEndShape();

}

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190317

2019年3月16日

Line running on sphere. openFrameworks

[ Video ]

[ About ]
球体上を走る線

Line runnning of sphere.

[ 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;
};

#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;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofEnableDepthTest();
	ofSetLineWidth(3);
}

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

	ofSeedRandom(39);
}

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

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

	int radius = 300;
	for (int line = 0; line < 120; line++) {

		auto base_location = glm::vec3(ofRandom(-radius, radius), (int)(ofRandom(-radius, radius) + ofGetFrameNum()) % (radius * 2) - radius, ofRandom(-radius, radius));
		glm::vec3 prev_location;

		for (int i = 0; i < 30; i++) {

			auto location = base_location + glm::vec3(0, i, 0);
			location = glm::normalize(location) * radius;

			auto rotation_y = glm::rotate(glm::mat4(), ofMap((ofGetFrameNum() + i) % 100, 0, 100, -PI, PI), glm::vec3(0, 1, 0));
			location = glm::vec4(location, 0) * rotation_y;

			if (i != 0) {

				ofSetColor(255, ofMap(location.z, -radius, radius, 255, 0));
				ofDrawLine(location, prev_location);
			}
			prev_location = location;
		}

		ofDrawSphere(prev_location, 3);
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofEnableDepthTest();

ofSetLineWidth(3);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(180);

int radius = 300;

for (int line = 0; line < 120; line++) {

auto base_location = glm::vec3(ofRandom(-radius, radius), (int)(ofRandom(-radius, radius) + ofGetFrameNum()) % (radius * 2) - radius, ofRandom(-radius, radius));

glm::vec3 prev_location;

for (int i = 0; i < 30; i++) {

auto location = base_location + glm::vec3(0, i, 0);

location = glm::normalize(location) * radius;

auto rotation_y = glm::rotate(glm::mat4(), ofMap((ofGetFrameNum() + i) % 100, 0, 100, -PI, PI), glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation_y;

if (i != 0) {

ofSetColor(255, ofMap(location.z, -radius, radius, 255, 0));

ofDrawLine(location, prev_location);

}

prev_location = location;

}

ofDrawSphere(prev_location, 3);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190316

月	火	水	木	金	土	日
					1	2
3	4	5	6	7	8	9
10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28