プログラミング de 落描き – ページ 696 – 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3月7日2019年3月7日

Lines. openFrameworks

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[ About ]
うごめくライン

Lines.

[ 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);
	ofSetLineWidth(1.5);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();

	for (int i = 0; i < 10; i++) {

		float noise_seed_x = ofRandom(1000);
		float noise_seed_y = ofRandom(1000);
		float random_deg = ofRandom(360);
		glm::vec3 prev_location;
		for (int radius = 0; radius < 300; radius += 5) {

			auto point = glm::vec3(radius * cos(random_deg * DEG_TO_RAD), radius * sin(random_deg * DEG_TO_RAD), 0);
			auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x + (radius + ofGetFrameNum()) * 0.003), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));
			auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y + (radius + ofGetFrameNum()) * 0.003), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));

			glm::vec3 location = glm::vec4(point, 0) * rotation_x * rotation_y;
			ofDrawSphere(location, 3);

			if (prev_location != glm::vec3()) {

				ofDrawLine(prev_location, location);
			}

			prev_location = location;
		}
	}

	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);

ofSetColor(39);

ofSetLineWidth(1.5);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

for (int i = 0; i < 10; i++) {

float noise_seed_x = ofRandom(1000);

float noise_seed_y = ofRandom(1000);

float random_deg = ofRandom(360);

glm::vec3 prev_location;

for (int radius = 0; radius < 300; radius += 5) {

auto point = glm::vec3(radius * cos(random_deg * DEG_TO_RAD), radius * sin(random_deg * DEG_TO_RAD), 0);

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x + (radius + ofGetFrameNum()) * 0.003), 0, 1, -PI * 2, PI * 2), glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y + (radius + ofGetFrameNum()) * 0.003), 0, 1, -PI * 2, PI * 2), glm::vec3(0, 1, 0));

glm::vec3 location = glm::vec4(point, 0) * rotation_x * rotation_y;

ofDrawSphere(location, 3);

if (prev_location != glm::vec3()) {

ofDrawLine(prev_location, location);

}

prev_location = location;

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190307

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2019年3月6日2019年3月6日

Dot on circle is rotate. openFrameworks

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[ About ]
近づくと線が発生するパーティクルを円に整列して回転させる。glm::rotateを始めて使いました(ので間違ってるかも)

Dot on circle is rotate.

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

#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;

vector<glm::vec3> locations;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetLineWidth(1.5);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
	this->locations.clear();

	int radius = 300;
	float noise_seed_x, noise_seed_y;
	for (int i = 0; i < 3; i++) {

		noise_seed_x = ofRandom(1000);
		noise_seed_y = ofRandom(1000);
		for (int deg = 0; deg < 360; deg += 5) {

			auto point = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0);
			auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * 0.001), 0, 1, -PI, PI), glm::vec3(1, 0, 0));
			auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, ofGetFrameNum() * 0.001), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

			this->locations.push_back(glm::vec4(point, 0) * rotation_x * rotation_y);
		}
	}
}

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

	this->cam.begin();

	for (auto& location : this->locations) {

		ofSetColor(39);
		ofDrawSphere(location, 5);
		for (auto& other : this->locations) {

			float distance = glm::distance(location, other);
			if (distance < 120) {

				ofSetColor(39, ofMap(distance, 100, 120, 239, 0));
				ofDrawLine(location, other);
			}
		}
	}
	
	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(1.5);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

this->locations.clear();

int radius = 300;

float noise_seed_x, noise_seed_y;

for (int i = 0; i < 3; i++) {

noise_seed_x = ofRandom(1000);

noise_seed_y = ofRandom(1000);

for (int deg = 0; deg < 360; deg += 5) {

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

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * 0.001), 0, 1, -PI, PI), glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, ofGetFrameNum() * 0.001), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

this->locations.push_back(glm::vec4(point, 0) * rotation_x * rotation_y);

}

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

void ofApp::draw() {

this->cam.begin();

for (auto& location : this->locations) {

ofSetColor(39);

ofDrawSphere(location, 5);

for (auto& other : this->locations) {

float distance = glm::distance(location, other);

if (distance < 120) {

ofSetColor(39, ofMap(distance, 100, 120, 239, 0));

ofDrawLine(location, other);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190306

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2019年3月5日

Band surrounding a sphere. openframeworks

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[ About ]
球体を囲む帯

Band surrounding a sphere.

[ 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);
	ofEnableDepthTest();
	ofSetLineWidth(2.5);
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);
}

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

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

	ofFill();
	ofDrawSphere(glm::vec3(), 125);

	int deg_span = 15;
	for(int radius = 280; radius < 300; radius += 3){

		float noise_seed_x = ofRandom(1000);
		float noise_seed_z = ofRandom(1000);
		float noise_seed_deg = ofRandom(1000);

		ofPushMatrix();

		ofRotateY(ofMap(ofNoise(noise_seed_z, ofGetFrameNum() * 0.001), 0, 1, -180, 180));
		ofRotateX(ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * 0.001), 0, 1, -180, 180));
		int deg_start = ofGetFrameNum() + radius;
		for (int deg = deg_start; deg < deg_start + 360; deg += deg_span) {

			vector<glm::vec3> vertices;
			vertices.push_back(glm::vec3(radius * cos((deg + deg_span * 0.5) *DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), 15));
			vertices.push_back(glm::vec3(radius * cos((deg + deg_span * 0.5) *DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), -15));
			vertices.push_back(glm::vec3(radius * cos((deg - deg_span * 0.5) *DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), -15));
			vertices.push_back(glm::vec3(radius * cos((deg - deg_span * 0.5) *DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), 15));

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

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

	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);

ofEnableDepthTest();

ofSetLineWidth(2.5);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum());

ofFill();

ofDrawSphere(glm::vec3(), 125);

int deg_span = 15;

for(int radius = 280; radius < 300; radius += 3){

float noise_seed_x = ofRandom(1000);

float noise_seed_z = ofRandom(1000);

float noise_seed_deg = ofRandom(1000);

ofPushMatrix();

ofRotateY(ofMap(ofNoise(noise_seed_z, ofGetFrameNum() * 0.001), 0, 1, -180, 180));

ofRotateX(ofMap(ofNoise(noise_seed_x, ofGetFrameNum() * 0.001), 0, 1, -180, 180));

int deg_start = ofGetFrameNum() + radius;

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

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(radius * cos((deg + deg_span * 0.5) *DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), 15));

vertices.push_back(glm::vec3(radius * cos((deg + deg_span * 0.5) *DEG_TO_RAD), radius * sin((deg + deg_span * 0.5) * DEG_TO_RAD), -15));

vertices.push_back(glm::vec3(radius * cos((deg - deg_span * 0.5) *DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), -15));

vertices.push_back(glm::vec3(radius * cos((deg - deg_span * 0.5) *DEG_TO_RAD), radius * sin((deg - deg_span * 0.5) * DEG_TO_RAD), 15));

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190305

[ほしいものリスト]
Amazon

[ Sponsor Link ]

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