プログラミング de 落描き – ページ 658 – 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7月2日

Rotate band. openFrameworks

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円周を移動する帯

Rotate band.

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#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);
	ofEnableDepthTest();
	ofSetLineWidth(3);
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);
}

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

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

	auto deg_span = 10;
	for (auto i = 0; i < 20; i++) {

		auto radius = (i + 1) * 7;
		auto width = (i + 1);
		auto noise_seed_x = ofRandom(1000);
		auto noise_seed_z = ofRandom(1000);
		
		ofPushMatrix();
		ofRotateY(ofMap(ofNoise(noise_seed_z, ofGetFrameNum() * 0.0005), 0, 1, -180, 180));
		ofRotateX(ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * 0.0005), 0, 1, -180, 180));

		int deg_start = ofGetFrameNum() * 2 + radius;
		for (auto deg = deg_start; deg < deg_start + 120; deg += deg_span) {

			vector<glm::vec3> vertices;
			vertices.push_back(glm::vec3(radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), width * 0.5));
			vertices.push_back(glm::vec3(radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), width * -0.5));
			vertices.push_back(glm::vec3(radius * cos((deg - deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), width * -0.5));
			vertices.push_back(glm::vec3(radius * cos((deg - deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), width * 0.5));

			ofFill();
			ofSetColor(39, ofMap(deg, deg_start, deg_start + 120, 0, 255));
			ofBeginShape();
			ofVertices(vertices);
			ofEndShape(true);

			ofNoFill();
			ofSetColor(239);
			ofBeginShape();
			ofVertices(vertices);
			ofEndShape(true);
		}

		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);

ofEnableDepthTest();

ofSetLineWidth(3);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum());

auto deg_span = 10;

for (auto i = 0; i < 20; i++) {

auto radius = (i + 1) * 7;

auto width = (i + 1);

auto noise_seed_x = ofRandom(1000);

auto noise_seed_z = ofRandom(1000);

ofPushMatrix();

ofRotateY(ofMap(ofNoise(noise_seed_z, ofGetFrameNum() * 0.0005), 0, 1, -180, 180));

ofRotateX(ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * 0.0005), 0, 1, -180, 180));

int deg_start = ofGetFrameNum() * 2 + radius;

for (auto deg = deg_start; deg < deg_start + 120; deg += deg_span) {

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), width * 0.5));

vertices.push_back(glm::vec3(radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), width * -0.5));

vertices.push_back(glm::vec3(radius * cos((deg - deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), width * -0.5));

vertices.push_back(glm::vec3(radius * cos((deg - deg_span * 0.5) * DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), width * 0.5));

ofFill();

ofSetColor(39, ofMap(deg, deg_start, deg_start + 120, 0, 255));

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(239);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190702

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2019年7月1日2019年7月1日

Line of noise. openFrameworks

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[ About ]
ノイズ由来の線を結ぶ

Line of 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) {};
};

#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);
	ofNoFill();
}
//--------------------------------------------------------------
void ofApp::update() {
	
	ofSeedRandom(39);
}

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

	array<float, 2> noise_seeds;
	for (int i = 0; i < noise_seeds.size(); i++) {
		
		noise_seeds[i] = ofRandom(1000);
	}

	auto span = 30;
	for (int x = 0; x <= ofGetWidth(); x += span) {

		vector<glm::vec2> vertices;

		int left_x = x - span * 0.5;
		int right_x = x + span * 0.5;

		vertices.push_back(glm::vec2(left_x, ofMap(ofNoise(noise_seeds[0], left_x * 0.0005 + ofGetFrameNum() * 0.003), 0, 1, 200, ofGetHeight() - 200)));
		vertices.push_back(glm::vec2(right_x, ofMap(ofNoise(noise_seeds[0], right_x * 0.0005 + ofGetFrameNum() * 0.003), 0, 1, 200, ofGetHeight() - 200)));
		vertices.push_back(glm::vec2(right_x, ofMap(ofNoise(noise_seeds[1], right_x * 0.0005 + ofGetFrameNum() * 0.003), 0, 1, 200, ofGetHeight() - 200)));
		vertices.push_back(glm::vec2(left_x, ofMap(ofNoise(noise_seeds[1], left_x * 0.0005 + ofGetFrameNum() * 0.003), 0, 1, 200, ofGetHeight() - 200)));

		auto distance = glm::distance(vertices[0], vertices[3]);
	
		ofFill();
		ofSetColor(39, ofMap(distance, 0, ofGetHeight() * 0.45, 255, 0));
		ofBeginShape();
		ofVertices(vertices);
		ofEndShape(true);

		ofNoFill();
		ofSetColor(239);
		ofBeginShape();
		ofVertices(vertices);
		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();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

array<float, 2> noise_seeds;

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

noise_seeds[i] = ofRandom(1000);

}

auto span = 30;

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

vector<glm::vec2> vertices;

int left_x = x - span * 0.5;

int right_x = x + span * 0.5;

vertices.push_back(glm::vec2(left_x, ofMap(ofNoise(noise_seeds[0], left_x * 0.0005 + ofGetFrameNum() * 0.003), 0, 1, 200, ofGetHeight() - 200)));

vertices.push_back(glm::vec2(right_x, ofMap(ofNoise(noise_seeds[0], right_x * 0.0005 + ofGetFrameNum() * 0.003), 0, 1, 200, ofGetHeight() - 200)));

vertices.push_back(glm::vec2(right_x, ofMap(ofNoise(noise_seeds[1], right_x * 0.0005 + ofGetFrameNum() * 0.003), 0, 1, 200, ofGetHeight() - 200)));

vertices.push_back(glm::vec2(left_x, ofMap(ofNoise(noise_seeds[1], left_x * 0.0005 + ofGetFrameNum() * 0.003), 0, 1, 200, ofGetHeight() - 200)));

auto distance = glm::distance(vertices[0], vertices[3]);

ofFill();

ofSetColor(39, ofMap(distance, 0, ofGetHeight() * 0.45, 255, 0));

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(239);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190701

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2019年6月30日

Rotate boxes. openFrameworks

[ Video ]

[ About ]
回転する箱

Rotate boxes.

[ 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);
	ofSetLineWidth(1);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();

	int size = 30;
	for (int len = 60; len <= 360; len += 60) {

		ofPushMatrix();
		ofRotateY(ofMap(ofNoise((len * 0.1 + ofGetFrameNum()) * 0.01), 0, 1, -180, 180));
		for (int x = -len * 0.5; x <= len * 0.5; x += size) {

			for (int y = -len * 0.5; y <= len * 0.5; y += size) {

				if (x == -len * 0.5 || x == len * 0.5 || y == -len * 0.5 || y == len * 0.5) {

					ofNoFill();
					ofSetColor(39);
					ofDrawBox(glm::vec3(x, y, 0), size * 0.9);

					ofFill();
					ofSetColor(239);
					ofDrawBox(glm::vec3(x, y, 0), size * 0.88);
				}
			}
		}
		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);

ofSetLineWidth(1);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

int size = 30;

for (int len = 60; len <= 360; len += 60) {

ofPushMatrix();

ofRotateY(ofMap(ofNoise((len * 0.1 + ofGetFrameNum()) * 0.01), 0, 1, -180, 180));

for (int x = -len * 0.5; x <= len * 0.5; x += size) {

for (int y = -len * 0.5; y <= len * 0.5; y += size) {

if (x == -len * 0.5 || x == len * 0.5 || y == -len * 0.5 || y == len * 0.5) {

ofNoFill();

ofSetColor(39);

ofDrawBox(glm::vec3(x, y, 0), size * 0.9);

ofFill();

ofSetColor(239);

ofDrawBox(glm::vec3(x, y, 0), size * 0.88);

}

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190630

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