プログラミング de 落描き – ページ 681 – 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4月22日2019年4月22日

Point on IcoSphere. openFrameworks

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[ About ]
IcoSphere上の座標を動かして遊ぶ

Point on IcoSphere.

[ 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) {};
	
	vector<glm::vec3> locations;
	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) {};

vector<glm::vec3> locations;

ofEasyCam cam;

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	auto ico_sphere = ofIcoSpherePrimitive(300, 3);
	auto& triangles = ico_sphere.getMesh().getUniqueFaces();
	for (auto& triangle : triangles) {
		
		glm::vec3 loc = (triangle.getVertex(0) + triangle.getVertex(1) + triangle.getVertex(2)) / 3;
		this->locations.push_back(loc);
	}
}

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

}

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

	this->cam.begin();

	ofFill();
	ofSetColor(239);
	ofDrawSphere(298);

	ofFill();
	ofSetColor(39);

	vector<glm::vec3> tmp_locations;
	for(int i = 0; i < this->locations.size(); i++){

		auto tmp_location = locations[i];
		float noise_value = ofNoise(locations[i].x * 0.005, locations[i].y * 0.005, locations[i].z * 0.005, ofGetFrameNum() * 0.008);
		if (noise_value > 0.65) {

			tmp_location *= ofMap(noise_value, 0.65, 1.0, 1.0, 1.35);
		}
		
		tmp_locations.push_back(tmp_location);
	}

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

		ofDrawSphere(tmp_locations[i], 3);
		for (int k = i + 1; k < tmp_locations.size(); k++){

			if (glm::distance(tmp_locations[i], tmp_locations[k]) < 30) {

				ofDrawLine(tmp_locations[i], tmp_locations[k]);
			}
		}
	}

	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(2);

ofEnableDepthTest();

auto ico_sphere = ofIcoSpherePrimitive(300, 3);

auto& triangles = ico_sphere.getMesh().getUniqueFaces();

for (auto& triangle : triangles) {

glm::vec3 loc = (triangle.getVertex(0) + triangle.getVertex(1) + triangle.getVertex(2)) / 3;

this->locations.push_back(loc);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofFill();

ofSetColor(239);

ofDrawSphere(298);

ofFill();

ofSetColor(39);

vector<glm::vec3> tmp_locations;

for(int i = 0; i < this->locations.size(); i++){

auto tmp_location = locations[i];

float noise_value = ofNoise(locations[i].x * 0.005, locations[i].y * 0.005, locations[i].z * 0.005, ofGetFrameNum() * 0.008);

if (noise_value > 0.65) {

tmp_location *= ofMap(noise_value, 0.65, 1.0, 1.0, 1.35);

}

tmp_locations.push_back(tmp_location);

}

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

ofDrawSphere(tmp_locations[i], 3);

for (int k = i + 1; k < tmp_locations.size(); k++){

if (glm::distance(tmp_locations[i], tmp_locations[k]) < 30) {

ofDrawLine(tmp_locations[i], tmp_locations[k]);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190422

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2019年4月21日

Box wave. openFrameworks

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[ About ]
ボックス・ウェーブ

Box wave.

[ 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(2);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();

	int size = 30;
	for (int x = -ofGetWidth(); x <= ofGetWidth(); x += size) {

		for (int y = -ofGetHeight(); y <= ofGetHeight(); y += size) {

			float z = ofMap(ofNoise(glm::length(glm::vec2(x, y)) * 0.003 - ofGetFrameNum() * 0.01), 0, 1, -300, 300);

			ofSetColor(239);
			ofFill();
			ofDrawBox(glm::vec3(x, y, z), size - 2);

			ofSetColor(39);
			ofNoFill();
			ofDrawBox(glm::vec3(x, y, z), size);
		}
	}

	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(2);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

int size = 30;

for (int x = -ofGetWidth(); x <= ofGetWidth(); x += size) {

for (int y = -ofGetHeight(); y <= ofGetHeight(); y += size) {

float z = ofMap(ofNoise(glm::length(glm::vec2(x, y)) * 0.003 - ofGetFrameNum() * 0.01), 0, 1, -300, 300);

ofSetColor(239);

ofFill();

ofDrawBox(glm::vec3(x, y, z), size - 2);

ofSetColor(39);

ofNoFill();

ofDrawBox(glm::vec3(x, y, z), size);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190421

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2019年4月20日

Torus tunnel. openFrameworks

[ Video ]

[ About ]
トーラス・トンネル

Torus tunnel.

[ 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) {};

	glm::vec3 make_point(float R, float r, float u, float v);

	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) {};

glm::vec3 make_point(float R, float r, float u, float v);

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetLineWidth(2);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();

	ofColor color;

	for (int r = 100; r >= 10; r -= 10) {

		ofRotate(ofGetFrameNum() * 0.5);

		int v_start = ofGetFrameNum();
		for (int v = v_start; v < v_start + 60; v += 10) {

			for (int u = 0; u < 360; u += 20) {

				ofSetColor(239);
				ofFill();

				ofBeginShape();
				ofVertex(this->make_point(300, r, u - 9.9, v - 4.9));
				ofVertex(this->make_point(300, r, u + 9.9, v - 4.9));
				ofVertex(this->make_point(300, r, u + 9.9, v + 4.9));
				ofVertex(this->make_point(300, r, u - 9.9, v + 4.9));
				ofEndShape(true);

				ofSetColor(39);
				ofNoFill();

				ofBeginShape();
				ofVertex(this->make_point(300, r, u - 10, v - 5));
				ofVertex(this->make_point(300, r, u + 10, v - 5));
				ofVertex(this->make_point(300, r, u + 10, v + 5));
				ofVertex(this->make_point(300, r, u - 10, v + 5));
				ofEndShape(true);
			}
		}
	}

	this->cam.end();
}

//--------------------------------------------------------------
glm::vec3 ofApp::make_point(float R, float r, float u, float v) {

	// 数学デッサン教室 描いて楽しむ数学たち　P.31

	u *= DEG_TO_RAD;
	v *= DEG_TO_RAD;

	float x = (R + r * cos(u)) * cos(v);
	float y = (R + r * cos(u)) * sin(v);
	float z = r * sin(u);

	return glm::vec3(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);

ofSetLineWidth(2);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofColor color;

for (int r = 100; r >= 10; r -= 10) {

ofRotate(ofGetFrameNum() * 0.5);

int v_start = ofGetFrameNum();

for (int v = v_start; v < v_start + 60; v += 10) {

for (int u = 0; u < 360; u += 20) {

ofSetColor(239);

ofFill();

ofBeginShape();

ofVertex(this->make_point(300, r, u - 9.9, v - 4.9));

ofVertex(this->make_point(300, r, u + 9.9, v - 4.9));

ofVertex(this->make_point(300, r, u + 9.9, v + 4.9));

ofVertex(this->make_point(300, r, u - 9.9, v + 4.9));

ofEndShape(true);

ofSetColor(39);

ofNoFill();

ofBeginShape();

ofVertex(this->make_point(300, r, u - 10, v - 5));

ofVertex(this->make_point(300, r, u + 10, v - 5));

ofVertex(this->make_point(300, r, u + 10, v + 5));

ofVertex(this->make_point(300, r, u - 10, v + 5));

ofEndShape(true);

}

this->cam.end();

}

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

glm::vec3 ofApp::make_point(float R, float r, float u, float v) {

// 数学デッサン教室描いて楽しむ数学たち　P.31

u *= DEG_TO_RAD;

v *= DEG_TO_RAD;

float x = (R + r * cos(u)) * cos(v);

float y = (R + r * cos(u)) * sin(v);

float z = r * sin(u);

return glm::vec3(x, y, z);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190420

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