Torus – ページ 41 – プログラミング de 落描き

2018年10月2日2018年10月2日

Noisy Torus. openFrameworks

[ Video ]

[ About ]
トーラスをパーリンノイズでバラバラに

Torus is split by Perlin 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) {};

	ofPoint make_point(float radius, float deg, float small_radius, float small_deg);

	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) {};

ofPoint make_point(float radius, float deg, float small_radius, float small_deg);

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofEnableDepthTest();

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

}

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

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

	float radius = 300.f;
	float small_radius = 80.f;
	float deg_span = 10.f;
	float small_deg_span = 30.f;

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

		for (int small_deg = 0; small_deg < 360; small_deg += small_deg_span) {

			float noise_value = ofNoise(deg * 0.05, small_deg * 0.05, ofGetFrameNum() * 0.005);
			float tmp_small_radius = small_radius * noise_value;

			ofSetColor(255 - noise_value * 255);

			ofBeginShape();

			ofVertex(this->make_point(radius, deg, tmp_small_radius, small_deg));
			ofVertex(this->make_point(radius, deg + deg_span, tmp_small_radius, small_deg));
			ofVertex(this->make_point(radius, deg + deg_span, tmp_small_radius, small_deg + small_deg_span));
			ofVertex(this->make_point(radius, deg, tmp_small_radius, small_deg + small_deg_span));

			ofEndShape(true);
		}
	}


	this->cam.end();
}

//--------------------------------------------------------------
ofPoint ofApp::make_point(float radius, float deg, float small_radius, float small_deg) {

	float x_1 = radius * cos(deg * DEG_TO_RAD);
	float y_1 = radius * sin(deg * DEG_TO_RAD);

	float x_2 = small_radius * cos(small_deg * DEG_TO_RAD) * cos(deg * DEG_TO_RAD);
	float y_2 = small_radius * cos(small_deg * DEG_TO_RAD) * sin(deg * DEG_TO_RAD);

	float x = x_1 + x_2;
	float y = y_1 + y_2;
	float z = small_radius * sin(small_deg * DEG_TO_RAD);

	return ofPoint(x, y, z);
}

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

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum());

float radius = 300.f;

float small_radius = 80.f;

float deg_span = 10.f;

float small_deg_span = 30.f;

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

for (int small_deg = 0; small_deg < 360; small_deg += small_deg_span) {

float noise_value = ofNoise(deg * 0.05, small_deg * 0.05, ofGetFrameNum() * 0.005);

float tmp_small_radius = small_radius * noise_value;

ofSetColor(255 - noise_value * 255);

ofBeginShape();

ofVertex(this->make_point(radius, deg, tmp_small_radius, small_deg));

ofVertex(this->make_point(radius, deg + deg_span, tmp_small_radius, small_deg));

ofVertex(this->make_point(radius, deg + deg_span, tmp_small_radius, small_deg + small_deg_span));

ofVertex(this->make_point(radius, deg, tmp_small_radius, small_deg + small_deg_span));

ofEndShape(true);

}

this->cam.end();

}

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

ofPoint ofApp::make_point(float radius, float deg, float small_radius, float small_deg) {

float x_1 = radius * cos(deg * DEG_TO_RAD);

float y_1 = radius * sin(deg * DEG_TO_RAD);

float x_2 = small_radius * cos(small_deg * DEG_TO_RAD) * cos(deg * DEG_TO_RAD);

float y_2 = small_radius * cos(small_deg * DEG_TO_RAD) * sin(deg * DEG_TO_RAD);

float x = x_1 + x_2;

float y = y_1 + y_2;

float z = small_radius * sin(small_deg * DEG_TO_RAD);

return ofPoint(x, y, z);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20181002

[ほしいものリスト]
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2018年8月3日2018年8月3日

Gradation Torus. openframeworks

[ Video ]

[ About ]
トーラスを分割して、グラデーションな色を付けました

I splitted Torus. And I gave it gradation color.

[ 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) {};

	ofEasyCam cam;
	ofPoint make_point(float radius, float small_radius, float deg, float small_deg);
};

#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) {};

ofEasyCam cam;

ofPoint make_point(float radius, float small_radius, float deg, float small_deg);

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();

	float radius = 300;
	int small_radius = 80;
	int deg_span = 10;
	int small_deg_span = 10;

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

		ofColor color = deg % (deg_span * 2) == 0 ? ofColor(239, 39, 39) : ofColor(39, 39,239);

		int start_small_deg = ofGetFrameNum() * 3 + deg;
		for (int small_deg = start_small_deg; small_deg < start_small_deg + 360; small_deg += small_deg_span) {

			color.setHsb(ofMap(small_deg, start_small_deg, start_small_deg + 360, 0, 255), 230, 230);
			ofSetColor(color);

			ofBeginShape();

			ofVertex(this->make_point(radius, small_radius, deg, small_deg));
			ofVertex(this->make_point(radius, small_radius, deg + deg_span, small_deg));
			ofVertex(this->make_point(radius, small_radius, deg + deg_span, small_deg + small_deg_span));
			ofVertex(this->make_point(radius, small_radius, deg, small_deg + small_deg_span));

			ofEndShape(true);
		}
	}

	this->cam.end();
}

//--------------------------------------------------------------
ofPoint ofApp::make_point(float radius, float small_radius, float deg, float small_deg) {

	float x_1 = radius * cos(deg * DEG_TO_RAD);
	float y_1 = radius * sin(deg * DEG_TO_RAD);

	float x_2 = small_radius * cos(small_deg * DEG_TO_RAD) * cos(deg * DEG_TO_RAD);
	float y_2 = small_radius * cos(small_deg * DEG_TO_RAD) * sin(deg * DEG_TO_RAD);

	float x = x_1 + x_2;
	float y = y_1 + y_2;
	float z = small_radius * sin(small_deg * DEG_TO_RAD);

	return ofPoint(x, y, z);
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

float radius = 300;

int small_radius = 80;

int deg_span = 10;

int small_deg_span = 10;

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

ofColor color = deg % (deg_span * 2) == 0 ? ofColor(239, 39, 39) : ofColor(39, 39,239);

int start_small_deg = ofGetFrameNum() * 3 + deg;

for (int small_deg = start_small_deg; small_deg < start_small_deg + 360; small_deg += small_deg_span) {

color.setHsb(ofMap(small_deg, start_small_deg, start_small_deg + 360, 0, 255), 230, 230);

ofSetColor(color);

ofBeginShape();

ofVertex(this->make_point(radius, small_radius, deg, small_deg));

ofVertex(this->make_point(radius, small_radius, deg + deg_span, small_deg));

ofVertex(this->make_point(radius, small_radius, deg + deg_span, small_deg + small_deg_span));

ofVertex(this->make_point(radius, small_radius, deg, small_deg + small_deg_span));

ofEndShape(true);

}

this->cam.end();

}

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

ofPoint ofApp::make_point(float radius, float small_radius, float deg, float small_deg) {

float x_1 = radius * cos(deg * DEG_TO_RAD);

float y_1 = radius * sin(deg * DEG_TO_RAD);

float x_2 = small_radius * cos(small_deg * DEG_TO_RAD) * cos(deg * DEG_TO_RAD);

float y_2 = small_radius * cos(small_deg * DEG_TO_RAD) * sin(deg * DEG_TO_RAD);

float x = x_1 + x_2;

float y = y_1 + y_2;

float z = small_radius * sin(small_deg * DEG_TO_RAD);

return ofPoint(x, y, z);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180803

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Amazon

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2018年7月19日2018年7月19日

Color particles. openFrameworks

[ Video ]

[ About ]
トーラス座標上を移動するパーティクルに色を付けました。

I added colors to the particles on the torus coordinate.

[ 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) {};

	// Make Member
	ofEasyCam cam;
	// Make Method
	ofPoint make_torus_point(float radius, float small_radius, float deg, float small_deg);
};

#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) {};

// Make Member

ofEasyCam cam;

// Make Method

ofPoint make_torus_point(float radius, float small_radius, float deg, float small_deg);

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateX(270);

	vector<ofPoint> points;
	vector<int> sizes;
	vector<ofColor> colors;
	for (int i = 0; i < 512; i++) {

		ofPoint point = this->make_torus_point(300, ofRandom(10, 65), ofRandom(360) + ofGetFrameNum() * ofRandom(1), ofRandom(360) + ofGetFrameNum() * ofRandom(5));
		points.push_back(point);
		sizes.push_back(1);

		ofColor tmp_color;
		tmp_color.setHsb(ofRandom(255), 200, 255);
		colors.push_back(tmp_color);
	}

	for (int out_index = 0; out_index < points.size(); out_index++) {

		for (int in_index = out_index + 1; in_index < points.size(); in_index++) {

			if (points[out_index].distance(points[in_index]) < 50) {

				sizes[out_index]++;
				sizes[in_index]++;
			}
		}
	}

	// Draw Circle
	for (int i = 0; i < points.size(); i++) {

		ofSetColor(colors[i]);
		ofDrawSphere(points[i], sizes[i]);
	}

	this->cam.end();
}

//--------------------------------------------------------------
ofPoint ofApp::make_torus_point(float radius, float small_radius, float deg, float small_deg) {

	float x_1 = radius * cos(deg * DEG_TO_RAD);
	float y_1 = radius * sin(deg * DEG_TO_RAD);

	float x_2 = small_radius * cos(small_deg * DEG_TO_RAD) * cos(deg * DEG_TO_RAD);
	float y_2 = small_radius * cos(small_deg * DEG_TO_RAD) * sin(deg * DEG_TO_RAD);

	float x = x_1 + x_2;
	float y = y_1 + y_2;
	float z = small_radius * sin(small_deg * DEG_TO_RAD);

	return ofPoint(x, y, z);
}

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

	ofSetupOpenGL(1280, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("Insta");

ofBackground(239);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(270);

vector<ofPoint> points;

vector<int> sizes;

vector<ofColor> colors;

for (int i = 0; i < 512; i++) {

ofPoint point = this->make_torus_point(300, ofRandom(10, 65), ofRandom(360) + ofGetFrameNum() * ofRandom(1), ofRandom(360) + ofGetFrameNum() * ofRandom(5));

points.push_back(point);

sizes.push_back(1);

ofColor tmp_color;

tmp_color.setHsb(ofRandom(255), 200, 255);

colors.push_back(tmp_color);

}

for (int out_index = 0; out_index < points.size(); out_index++) {

for (int in_index = out_index + 1; in_index < points.size(); in_index++) {

if (points[out_index].distance(points[in_index]) < 50) {

sizes[out_index]++;

sizes[in_index]++;

}

// Draw Circle

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

ofSetColor(colors[i]);

ofDrawSphere(points[i], sizes[i]);

}

this->cam.end();

}

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

ofPoint ofApp::make_torus_point(float radius, float small_radius, float deg, float small_deg) {

float x_1 = radius * cos(deg * DEG_TO_RAD);

float y_1 = radius * sin(deg * DEG_TO_RAD);

float x_2 = small_radius * cos(small_deg * DEG_TO_RAD) * cos(deg * DEG_TO_RAD);

float y_2 = small_radius * cos(small_deg * DEG_TO_RAD) * sin(deg * DEG_TO_RAD);

float x = x_1 + x_2;

float y = y_1 + y_2;

float z = small_radius * sin(small_deg * DEG_TO_RAD);

return ofPoint(x, y, z);

}

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

int main() {

ofSetupOpenGL(1280, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180719

[ほしいものリスト]
Amazon

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