junkiyoshi – ページ 565 – プログラミング de 落描き

2019年9月3日2019年9月3日

Torus board. openFrameworks

[ Video ]

[ About ]
トーラス座標を結んで遊ぶ。

Torus board.

[ 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;

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

#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;

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

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofSetLineWidth(3);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();

	int u = ofGetFrameNum();
	for (int v = 0; v < 360; v += 3) {

		vector<glm::vec3> vertices;

		vertices.push_back(this->make_point(300, 80, u, v - 1));
		vertices.push_back(this->make_point(300, 80, u, v + 1));
		vertices.push_back(this->make_point(300, 80, u + 180, v + 1));
		vertices.push_back(this->make_point(300, 80, u + 180, v - 1));

		ofFill();
		ofSetColor(239);
		ofBeginShape();
		ofVertices(vertices);
		ofEndShape(true);

		ofNoFill();
		ofSetColor(39);
		ofBeginShape();
		ofVertices(vertices);
		ofEndShape(true);

		u += 30;
	}

	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;

	auto x = (R + r * cos(u)) * cos(v);
	auto y = (R + r * cos(u)) * sin(v);
	auto 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(3);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

int u = ofGetFrameNum();

for (int v = 0; v < 360; v += 3) {

vector<glm::vec3> vertices;

vertices.push_back(this->make_point(300, 80, u, v - 1));

vertices.push_back(this->make_point(300, 80, u, v + 1));

vertices.push_back(this->make_point(300, 80, u + 180, v + 1));

vertices.push_back(this->make_point(300, 80, u + 180, v - 1));

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

u += 30;

}

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;

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

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

auto 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/Insta20190903

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2019年9月2日2019年9月2日

Rotate the band. openFrameworks

[ Video ]

[ About ]
数日前のヤツを帯状に変更。

Rotate the band.

[ 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;
};

#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;

};

#include "ofApp.h"	

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

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

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

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

}

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

	this->cam.begin();

	auto radius = 300;
	auto noise_step = 0.001;

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

		vector<glm::vec3> vertices;

		// point 1

		auto location = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0);
		auto noise_seed_x = location.x * 0.001;
		auto noise_seed_y = location.y * 0.001;
		auto noise_seed_z = location.z;

		auto angle_x = ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * noise_step), 0, 1, -PI * 2, PI * 2);
		auto angle_y = ofMap(ofNoise(noise_seed_y, ofGetFrameNum() * noise_step), 0, 1, -PI * 2, PI * 2);
		auto angle_z = ofMap(ofNoise(noise_seed_z, ofGetFrameNum() * noise_step), 0, 1, -PI * 2, PI * 2);

		auto rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));
		auto rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));
		auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));
		location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

		vertices.push_back(location);

		// point 2

		location = glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), 0);
		noise_seed_x = location.x * 0.001;
		noise_seed_y = location.y * 0.001;
		noise_seed_z = location.z;

		angle_x = ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * noise_step), 0, 1, -PI * 2, PI * 2);
		angle_y = ofMap(ofNoise(noise_seed_y, ofGetFrameNum() * noise_step), 0, 1, -PI * 2, PI * 2);
		angle_z = ofMap(ofNoise(noise_seed_z, ofGetFrameNum() * noise_step), 0, 1, -PI * 2, PI * 2);

		rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));
		rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));
		rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));
		location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

		vertices.push_back(location);

		// point 3

		location = glm::vec3(radius * cos((deg + 1) *DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), 0);
		noise_seed_x = location.x * 0.001;
		noise_seed_y = location.y * 0.001;
		noise_seed_z = location.z;

		angle_x = ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() + 8) * noise_step), 0, 1, -PI * 2, PI * 2);
		angle_y = ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() + 8) * noise_step), 0, 1, -PI * 2, PI * 2);
		angle_z = ofMap(ofNoise(noise_seed_z, (ofGetFrameNum() + 8) * noise_step), 0, 1, -PI * 2, PI * 2);

		rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));
		rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));
		rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));
		location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

		vertices.push_back(location);
		
		// point 4

		location = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0);
		noise_seed_x = location.x * 0.001;
		noise_seed_y = location.y * 0.001;
		noise_seed_z = location.z;

		angle_x = ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() + 8) * noise_step), 0, 1, -PI * 2, PI * 2);
		angle_y = ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() + 8) * noise_step), 0, 1, -PI * 2, PI * 2);
		angle_z = ofMap(ofNoise(noise_seed_z, (ofGetFrameNum() + 8) * noise_step), 0, 1, -PI * 2, PI * 2);

		rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));
		rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));
		rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));
		location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

		vertices.push_back(location);


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

	this->cam.end();
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

auto radius = 300;

auto noise_step = 0.001;

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

vector<glm::vec3> vertices;

// point 1

auto location = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0);

auto noise_seed_x = location.x * 0.001;

auto noise_seed_y = location.y * 0.001;

auto noise_seed_z = location.z;

auto angle_x = ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * noise_step), 0, 1, -PI * 2, PI * 2);

auto angle_y = ofMap(ofNoise(noise_seed_y, ofGetFrameNum() * noise_step), 0, 1, -PI * 2, PI * 2);

auto angle_z = ofMap(ofNoise(noise_seed_z, ofGetFrameNum() * noise_step), 0, 1, -PI * 2, PI * 2);

auto rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

vertices.push_back(location);

// point 2

location = glm::vec3(radius * cos((deg + 1) * DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), 0);

noise_seed_x = location.x * 0.001;

noise_seed_y = location.y * 0.001;

noise_seed_z = location.z;

angle_x = ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * noise_step), 0, 1, -PI * 2, PI * 2);

angle_y = ofMap(ofNoise(noise_seed_y, ofGetFrameNum() * noise_step), 0, 1, -PI * 2, PI * 2);

angle_z = ofMap(ofNoise(noise_seed_z, ofGetFrameNum() * noise_step), 0, 1, -PI * 2, PI * 2);

rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));

rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));

rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

vertices.push_back(location);

// point 3

location = glm::vec3(radius * cos((deg + 1) *DEG_TO_RAD), radius * sin((deg + 1) * DEG_TO_RAD), 0);

noise_seed_x = location.x * 0.001;

noise_seed_y = location.y * 0.001;

noise_seed_z = location.z;

angle_x = ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() + 8) * noise_step), 0, 1, -PI * 2, PI * 2);

angle_y = ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() + 8) * noise_step), 0, 1, -PI * 2, PI * 2);

angle_z = ofMap(ofNoise(noise_seed_z, (ofGetFrameNum() + 8) * noise_step), 0, 1, -PI * 2, PI * 2);

rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));

rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));

rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

vertices.push_back(location);

// point 4

location = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0);

noise_seed_x = location.x * 0.001;

noise_seed_y = location.y * 0.001;

noise_seed_z = location.z;

angle_x = ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() + 8) * noise_step), 0, 1, -PI * 2, PI * 2);

angle_y = ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() + 8) * noise_step), 0, 1, -PI * 2, PI * 2);

angle_z = ofMap(ofNoise(noise_seed_z, (ofGetFrameNum() + 8) * noise_step), 0, 1, -PI * 2, PI * 2);

rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));

rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));

rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;

vertices.push_back(location);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190902

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2019年9月1日

Tornado. openFrameworks

[ Video ]

[ About ]
トルネード。

Tornado.

[ 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(5);
	ofNoFill();
	ofEnableDepthTest();
}


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

}

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

	this->cam.begin();

	auto radius = 300;
	auto deg = 0;
	auto deg_param = (int)ofGetFrameNum() * 12 % 1560 - 180;
	vector<glm::vec3> vertices;

	for (auto z = -300.f;  z <= 300; z += 0.5) {

		vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z));
		deg += 1;

		if (deg % 30 == 0) {

			if (deg >= deg_param - 180 && deg <= deg_param + 180) {

				vertices.push_back(glm::vec3(0, 0, z));

				ofFill();
				ofSetColor(239);
				ofBeginShape();
				ofVertices(vertices);
				ofEndShape(true);

				ofNoFill();
				ofSetColor(39);
				ofBeginShape();
				ofVertices(vertices);
				ofEndShape(true);
			}

			vertices.clear();
		}
	}

	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(5);

ofNoFill();

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

auto radius = 300;

auto deg = 0;

auto deg_param = (int)ofGetFrameNum() * 12 % 1560 - 180;

vector<glm::vec3> vertices;

for (auto z = -300.f; z <= 300; z += 0.5) {

vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z));

deg += 1;

if (deg % 30 == 0) {

if (deg >= deg_param - 180 && deg <= deg_param + 180) {

vertices.push_back(glm::vec3(0, 0, z));

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

vertices.clear();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/openframeworks20190901

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