noise – ページ 376 – プログラミング de 落描き

2018年6月4日2018年6月4日

うずうずのいず openFrameworks

[ Video ]

[ About ]
インクリメントされたradiusとsin, cosを使って渦を描いて、Noise関数で動きを付けました

[ 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(239);
	ofSetWindowTitle("Insta");

	ofNoFill();
	ofSetLineWidth(1.5);
	ofSetColor(39);
}

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

}

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

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

	for (int x = -1; x <= 1; x++) {

		for (int y = -1; y <= 1; y++) {

			ofPoint location(x * 240, y * 240);
			float radius = 15;

			ofBeginShape();
			for (int deg = 0; deg < 360 * 10; deg++) {

				ofPoint point = ofPoint(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)) + location;
				int noise_value = ofNoise(point.x * 0.003, point.y * 0.003, ofGetFrameNum() * 0.005) * 10 - 5;
				noise_value *= 5;
				point = ofPoint((radius + noise_value) * cos(deg * DEG_TO_RAD), (radius + noise_value) * sin(deg * DEG_TO_RAD)) + location;

				ofVertex(point);
				radius += 0.02;
			}
			ofEndShape();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(239);

ofSetWindowTitle("Insta");

ofNoFill();

ofSetLineWidth(1.5);

ofSetColor(39);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

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

for (int x = -1; x <= 1; x++) {

for (int y = -1; y <= 1; y++) {

ofPoint location(x * 240, y * 240);

float radius = 15;

ofBeginShape();

for (int deg = 0; deg < 360 * 10; deg++) {

ofPoint point = ofPoint(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)) + location;

int noise_value = ofNoise(point.x * 0.003, point.y * 0.003, ofGetFrameNum() * 0.005) * 10 - 5;

noise_value *= 5;

point = ofPoint((radius + noise_value) * cos(deg * DEG_TO_RAD), (radius + noise_value) * sin(deg * DEG_TO_RAD)) + location;

ofVertex(point);

radius += 0.02;

}

ofEndShape();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180604

2018年6月2日2018年6月2日

からふるライン openFrameworks

[ Video ]

[ About ]
カラフルな円をつなげた線を並べてみました。

[ 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) {}
};

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

	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
}

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

	ofSeedRandom(39);
}

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

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

	for (int x = -1; x <= 1; x++) {

		for (int y = -1; y <= 1; y++) {

			ofPushMatrix();
			ofTranslate(x * 200, y * 200);

			float noise_x_param = ofRandom(1000) + ofGetFrameNum() * 0.01;
			float noise_y_param = ofRandom(1000) + ofGetFrameNum() * 0.01;
			for (int i = 0; i < 100; i++) {

				ofColor circle_color;
				circle_color.setHsb(ofRandom(255), 239, 239);
				ofSetColor(circle_color, 64);

				ofPoint point = ofPoint(ofMap(ofNoise(noise_x_param + i * 0.02), 0, 1, -150, 150), ofMap(ofNoise(noise_y_param + i * 0.02), 0, 1, -150, 150));
				ofDrawCircle(point, 10);
			}

			ofPopMatrix();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(39);

ofSetWindowTitle("Insta");

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

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

for (int x = -1; x <= 1; x++) {

for (int y = -1; y <= 1; y++) {

ofPushMatrix();

ofTranslate(x * 200, y * 200);

float noise_x_param = ofRandom(1000) + ofGetFrameNum() * 0.01;

float noise_y_param = ofRandom(1000) + ofGetFrameNum() * 0.01;

for (int i = 0; i < 100; i++) {

ofColor circle_color;

circle_color.setHsb(ofRandom(255), 239, 239);

ofSetColor(circle_color, 64);

ofPoint point = ofPoint(ofMap(ofNoise(noise_x_param + i * 0.02), 0, 1, -150, 150), ofMap(ofNoise(noise_y_param + i * 0.02), 0, 1, -150, 150));

ofDrawCircle(point, 10);

}

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180602

2018年6月1日2018年6月1日

のいじーくらうん　openFrameowrks

[ Video ]

[ About ]
円の形状のZ軸をNoise関数でズラしています。王冠のような形になりますが真横から見ているので、二次元に見えたり時たま三次元に見えます。

[ 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;
};

#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;

};

#include "ofApp.h"

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

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

	ofNoFill();
	ofSetColor(239);
	ofSetLineWidth(1.5);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();
	ofRotateX(90);

	float radius = 300;

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

		float x = radius * cos(deg * DEG_TO_RAD);
		float y = radius * sin(deg * DEG_TO_RAD);

		float noise_value = ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.008);
		int z = noise_value * 10 + 1;
		z = z * 40 - 180;

		ofVertex(x, y, z);
	}
	ofEndShape(true);

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(39);

ofSetWindowTitle("Insta");

ofNoFill();

ofSetColor(239);

ofSetLineWidth(1.5);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(90);

float radius = 300;

ofBeginShape();

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

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

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

float noise_value = ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.008);

int z = noise_value * 10 + 1;

z = z * 40 - 180;

ofVertex(x, y, z);

}

ofEndShape(true);

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180601

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