noise – ページ 364 – プログラミング de 落描き

2018年8月21日2018年8月21日

Black ameba. openframeworks

[ Video ]

[ About ]
夏休みの自由研究：アメーバ観察

Black ameba.

[ 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(30);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofSetColor(39);
}
//--------------------------------------------------------------
void ofApp::update() {
	
}

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

	int span = 72;
	int radius = 30;

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

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

			ofBeginShape();
			for (int deg = 0; deg < 360; deg += 5) {

				int circle_x = radius * cos(deg * DEG_TO_RAD);
				int circle_y = radius * sin(deg * DEG_TO_RAD);

				int noise_radius = radius * ofNoise((x + circle_x) * 0.05, (y + circle_y) * 0.05, ofGetFrameNum() * 0.01);

				circle_x = noise_radius * cos(deg * DEG_TO_RAD);
				circle_y = noise_radius * sin(deg * DEG_TO_RAD);

				ofVertex(x + circle_x, y + circle_y);
			}
			ofEndShape(true);
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

int span = 72;

int radius = 30;

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

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

ofBeginShape();

for (int deg = 0; deg < 360; deg += 5) {

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

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

int noise_radius = radius * ofNoise((x + circle_x) * 0.05, (y + circle_y) * 0.05, ofGetFrameNum() * 0.01);

circle_x = noise_radius * cos(deg * DEG_TO_RAD);

circle_y = noise_radius * sin(deg * DEG_TO_RAD);

ofVertex(x + circle_x, y + circle_y);

}

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180821

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2018年8月19日2018年8月19日

Noise color circles. openframeworks

[ Video ]

[ About ]
パーリンノイズ(x座標 + y座標, フレーム番号)で生成した色で着色した円

Circle color is determined by Perlin Noise (x + y, frame number).

[ 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(39);
}

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

}

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

	int radius = 70;
	int circle_width = radius * 0.25;
	int deg_span = 15;

	for (int x = 72; x < ofGetWidth(); x += 144) {

		for (int y = 72; y < ofGetHeight(); y += 144) {

			ofPushMatrix();
			ofTranslate(x, y);

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

				ofColor color;
				ofPoint color_point(x + radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), y + radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD));
				float noise_value = ofNoise(color_point.x * 0.01 + color_point.y * 0.01, ofGetFrameNum() * 0.01) * 255;
				color.setHsb(noise_value, 200, 255);
				ofSetColor(color);

				vector<ofPoint> vertices;
				for (int d = deg; d <= deg + deg_span; d++) {

					vertices.push_back(ofPoint(radius * cos(d * DEG_TO_RAD), radius * sin(d * DEG_TO_RAD)));
				}

				for (int d = deg + deg_span; d >= deg; d--) {

					vertices.push_back(ofPoint((radius - circle_width)  * cos(d * DEG_TO_RAD), (radius - circle_width) * sin(d * DEG_TO_RAD)));
				}

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

			ofPopMatrix();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(39);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

int radius = 70;

int circle_width = radius * 0.25;

int deg_span = 15;

for (int x = 72; x < ofGetWidth(); x += 144) {

for (int y = 72; y < ofGetHeight(); y += 144) {

ofPushMatrix();

ofTranslate(x, y);

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

ofColor color;

ofPoint color_point(x + radius * cos((deg + deg_span * 0.5) * DEG_TO_RAD), y + radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD));

float noise_value = ofNoise(color_point.x * 0.01 + color_point.y * 0.01, ofGetFrameNum() * 0.01) * 255;

color.setHsb(noise_value, 200, 255);

ofSetColor(color);

vector<ofPoint> vertices;

for (int d = deg; d <= deg + deg_span; d++) {

vertices.push_back(ofPoint(radius * cos(d * DEG_TO_RAD), radius * sin(d * DEG_TO_RAD)));

}

for (int d = deg + deg_span; d >= deg; d--) {

vertices.push_back(ofPoint((radius - circle_width) * cos(d * DEG_TO_RAD), (radius - circle_width) * sin(d * DEG_TO_RAD)));

}

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180819

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2018年8月15日2018年8月15日

Color & Sound. openFrameworks

[ Video ]

[ About ]
パーリンノイズにX座標とフレーム番号を引数に与えて四角の色を変化。色の変化をきっかけに音が鳴るようにしました。

Change the color of the square by Perlin noise. I made the sound to sound as the trigger of color change.

[ 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<ofSoundPlayer> sounds;
	vector<ofColor> sound_color;
};

#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<ofSoundPlayer> sounds;

vector<ofColor> sound_color;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofSetLineWidth(3);

	string sound_path_list[] = { "sound/pianoC2.mp3", "sound/pianoB.mp3", "sound/pianoA.mp3", "sound/pianoG.mp3", "sound/pianoF.mp3", "sound/pianoE.mp3", "sound/pianoD.mp3","sound/pianoC.mp3" };
	for (int i = 0; i < 8; i++) {

		ofSoundPlayer sound;
		sound.load(sound_path_list[i]);
		sound.setVolume(0.2);
		sound.setMultiPlay(true);
		this->sounds.push_back(sound);

		ofColor color;
		color.setHsb(i * 35, 255, 230);
		this->sound_color.push_back(color);
	}
}

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

	ofSoundUpdate();
}

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

	int span = 144;
	for (int x = 0; x < ofGetWidth(); x += span) {

		int noise_value = ofMap(ofNoise(x * 0.0005 + ofGetFrameNum() * 0.008), 0, 1, 0, this->sounds.size());
		int next_noise_value = ofMap(ofNoise(x * 0.0005 + (ofGetFrameNum() + 1) * 0.008), 0, 1, 0, this->sounds.size());

		ofFill();
		ofSetColor(this->sound_color[next_noise_value]);
		ofDrawRectangle(x, 0, x + span, ofGetHeight());

		ofNoFill();
		ofSetColor(239);
		ofDrawRectangle(x, 0, x + span, ofGetHeight());

		if (noise_value != next_noise_value) {

			this->sounds[next_noise_value].play();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofSetLineWidth(3);

string sound_path_list[] = { "sound/pianoC2.mp3", "sound/pianoB.mp3", "sound/pianoA.mp3", "sound/pianoG.mp3", "sound/pianoF.mp3", "sound/pianoE.mp3", "sound/pianoD.mp3","sound/pianoC.mp3" };

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

ofSoundPlayer sound;

sound.load(sound_path_list[i]);

sound.setVolume(0.2);

sound.setMultiPlay(true);

this->sounds.push_back(sound);

ofColor color;

color.setHsb(i * 35, 255, 230);

this->sound_color.push_back(color);

}

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

void ofApp::update() {

ofSoundUpdate();

}

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

void ofApp::draw() {

int span = 144;

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

int noise_value = ofMap(ofNoise(x * 0.0005 + ofGetFrameNum() * 0.008), 0, 1, 0, this->sounds.size());

int next_noise_value = ofMap(ofNoise(x * 0.0005 + (ofGetFrameNum() + 1) * 0.008), 0, 1, 0, this->sounds.size());

ofFill();

ofSetColor(this->sound_color[next_noise_value]);

ofDrawRectangle(x, 0, x + span, ofGetHeight());

ofNoFill();

ofSetColor(239);

ofDrawRectangle(x, 0, x + span, ofGetHeight());

if (noise_value != next_noise_value) {

this->sounds[next_noise_value].play();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180815

[ほしいものリスト]
Amazon

[ Sponsor Link ]

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
29	30