circle – ページ 143 – プログラミング de 落描き

2017年11月23日2017年12月5日

Insta20171122

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[ About ]
Noise → layer

[ Source ]

#pragma once
#include "ofMain.h"
#include "ofFbo.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) {};

	ofFbo fbo;
};

#pragma once

#include "ofMain.h"

#include "ofFbo.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) {};

ofFbo fbo;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(60);
	ofBackground(0);
	ofSetWindowTitle("Insta");

	this->fbo.allocate(ofGetWidth(), ofGetHeight());
}

//--------------------------------------------------------------
void ofApp::update() {
	
	int deg_span = 10;
	float radius = 30;
	float radius_span = 15;

	this->fbo.begin();
	ofClear(0);

	for (int deg = 0; deg < 360; deg += deg_span) {
		radius = 100;
		int layer = ofNoise(radius * cos(deg * DEG_TO_RAD) * 0.025, radius * sin(deg * DEG_TO_RAD) * 0.025, ofGetFrameNum() * 0.005) * 15 + 1;
		for (int i = 0; i < layer; i++) {

			ofBeginShape();

			for (int tmp_deg = deg; tmp_deg <= deg + deg_span; tmp_deg += 1) {
				ofVertex(radius * cos(tmp_deg * DEG_TO_RAD) + ofGetWidth() / 2, radius * sin(tmp_deg * DEG_TO_RAD) + ofGetHeight() / 2);
			}

			for (int tmp_deg = deg + deg_span; tmp_deg >= deg; tmp_deg -= 1) {
				ofVertex((radius + radius_span) * cos(tmp_deg * DEG_TO_RAD) + ofGetWidth() / 2, (radius + radius_span) * sin(tmp_deg * DEG_TO_RAD) + ofGetHeight() / 2);
			}
			
			ofEndShape(true);

			radius += radius_span;
		}
	}

	this->fbo.end();
}

//--------------------------------------------------------------
void ofApp::draw() {
	this->fbo.draw(0, 0);
}

//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(0);

ofSetWindowTitle("Insta");

this->fbo.allocate(ofGetWidth(), ofGetHeight());

}

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

void ofApp::update() {

int deg_span = 10;

float radius = 30;

float radius_span = 15;

this->fbo.begin();

ofClear(0);

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

radius = 100;

int layer = ofNoise(radius * cos(deg * DEG_TO_RAD) * 0.025, radius * sin(deg * DEG_TO_RAD) * 0.025, ofGetFrameNum() * 0.005) * 15 + 1;

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

ofBeginShape();

for (int tmp_deg = deg; tmp_deg <= deg + deg_span; tmp_deg += 1) {

ofVertex(radius * cos(tmp_deg * DEG_TO_RAD) + ofGetWidth() / 2, radius * sin(tmp_deg * DEG_TO_RAD) + ofGetHeight() / 2);

}

for (int tmp_deg = deg + deg_span; tmp_deg >= deg; tmp_deg -= 1) {

ofVertex((radius + radius_span) * cos(tmp_deg * DEG_TO_RAD) + ofGetWidth() / 2, (radius + radius_span) * sin(tmp_deg * DEG_TO_RAD) + ofGetHeight() / 2);

}

ofEndShape(true);

radius += radius_span;

}

this->fbo.end();

}

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

void ofApp::draw() {

this->fbo.draw(0, 0);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20171122

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2017年11月21日2017年12月5日

Insta20171120

[ Video ]

[ About ]
Noise To Degree.

[ Source ]

#include "ofMain.h"
#include "ofFbo.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) {};

	ofFbo fbo;
	ofVec2f prev_point;
};

#include "ofMain.h"

#include "ofFbo.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) {};

ofFbo fbo;

ofVec2f prev_point;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(60);
	ofBackground(255);
	ofSetWindowTitle("Insta");

	ofSetColor(0);
	this->fbo.allocate(ofGetWidth(), ofGetHeight());
}

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

	float radius = 10;
	float deg = 0;
	ofVec2f point;
	this->prev_point = ofVec2f();

	this->fbo.begin();
	ofClear(0);

	for (int i = 0; i <= 200 ; i += 1) {
		deg = 720 * ofNoise((ofGetFrameNum() - i) * 0.025);
		point = ofVec2f(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
		point += ofVec2f(ofGetWidth() / 2, ofGetHeight() / 2);

		if (prev_point == ofVec2f()) {
			ofDrawCircle(point, 5);
		} else {
			ofDrawLine(point, this->prev_point);
		}

		this->prev_point = point;

		radius += 1.5;
	}

	ofDrawCircle(point, 5);
	this->fbo.end();
}

//--------------------------------------------------------------
void ofApp::draw() {
	this->fbo.draw(0, 0);	
}

//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(255);

ofSetWindowTitle("Insta");

ofSetColor(0);

this->fbo.allocate(ofGetWidth(), ofGetHeight());

}

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

void ofApp::update(){

float radius = 10;

float deg = 0;

ofVec2f point;

this->prev_point = ofVec2f();

this->fbo.begin();

ofClear(0);

for (int i = 0; i <= 200 ; i += 1) {

deg = 720 * ofNoise((ofGetFrameNum() - i) * 0.025);

point = ofVec2f(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

point += ofVec2f(ofGetWidth() / 2, ofGetHeight() / 2);

if (prev_point == ofVec2f()) {

ofDrawCircle(point, 5);

} else {

ofDrawLine(point, this->prev_point);

}

this->prev_point = point;

radius += 1.5;

}

ofDrawCircle(point, 5);

this->fbo.end();

}

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

void ofApp::draw() {

this->fbo.draw(0, 0);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20171120

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2017年11月9日2017年12月5日

Insta20171108

[ Video ]

[ About ]
円のz座標をnoise関数(x, y, フレーム数 – 円数)で計算しています。

The z coordinate of the circle is calculated by the noise function (x, y, the number of frames – the number of circles).

[ 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);
	ofBackground(255);
	ofSetWindowTitle("Insta");

	ofSetColor(0);
}

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

}

//--------------------------------------------------------------
void ofApp::draw() {
	this->cam.begin();

	float x, y, z;
	float noise_value;
	ofVec3f prev_point;

	for (int radius = 50; radius < 1024; radius += 10) {
		for (int deg = 0; deg <= 360; deg += 1) {
			x = radius * cos(deg * DEG_TO_RAD);
			y = radius * sin(deg * DEG_TO_RAD);
			z = 100 * ofNoise(x * 0.0025, y * 0.0025, ofGetFrameNum() * 0.015 - radius * 0.005);

			if (deg > 0) {
				ofDrawLine(prev_point, ofVec3f(x, y, z));
			}

			prev_point = ofVec3f(x, y, z);
		}
	}

	this->cam.end();
}

//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(255);

ofSetWindowTitle("Insta");

ofSetColor(0);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

float x, y, z;

float noise_value;

ofVec3f prev_point;

for (int radius = 50; radius < 1024; radius += 10) {

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

x = radius * cos(deg * DEG_TO_RAD);

y = radius * sin(deg * DEG_TO_RAD);

z = 100 * ofNoise(x * 0.0025, y * 0.0025, ofGetFrameNum() * 0.015 - radius * 0.005);

if (deg > 0) {

ofDrawLine(prev_point, ofVec3f(x, y, z));

}

prev_point = ofVec3f(x, y, z);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20171108

[ほしいものリスト]
Amazon

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