openFrameworks – ページ 725 – プログラミング de 落描き

2019年8月2日

Ripple on squares. openFrameworks

[ Video ]

[ About ]
昨日のやつを積み上げる。

Ripple on squares.

[ 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);
	ofNoFill();
	ofSetLineWidth(3);
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();

	auto len = 100;

	for (int x = -len * 1.5; x <= len * 1.5; x += len) {

		for (int y = -len * 1.5; y <= len * 1.5; y += len) {

			ofPushMatrix();
			ofTranslate(x, y);

			for (int i = 0; i < 6; i++) {

				if (i < 4) {

					ofRotateX(90);
				}
				else if (i < 5) {

					ofRotateY(90);
				}
				else {

					ofRotateY(180);
				}

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

					auto location = glm::vec3(ofRandom(-len * 0.5, len * 0.5), ofRandom(-len * 0.5, len * 0.5), len * 0.5);
					auto radius = (int)(ofRandom(100) + ofGetFrameNum() * 0.3) % 30;

					auto alpha = 255;
					if (radius > 15) {

						alpha = ofMap(radius, 15, 30, 255, 0);
					}

					ofSetColor(39, alpha);

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

						auto point = location + glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

						if (point.y > len * 0.5) { point.y = len * 0.5; }
						if (point.y < -len * 0.5) { point.y = -len * 0.5; }
						if (point.x > len * 0.5) { point.x = len * 0.5; }
						if (point.x < -len * 0.5) { point.x = -len * 0.5; }

						ofVertex(point);
					}
					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);

ofNoFill();

ofSetLineWidth(3);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

auto len = 100;

for (int x = -len * 1.5; x <= len * 1.5; x += len) {

for (int y = -len * 1.5; y <= len * 1.5; y += len) {

ofPushMatrix();

ofTranslate(x, y);

for (int i = 0; i < 6; i++) {

if (i < 4) {

ofRotateX(90);

}

else if (i < 5) {

ofRotateY(90);

}

else {

ofRotateY(180);

}

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

auto location = glm::vec3(ofRandom(-len * 0.5, len * 0.5), ofRandom(-len * 0.5, len * 0.5), len * 0.5);

auto radius = (int)(ofRandom(100) + ofGetFrameNum() * 0.3) % 30;

auto alpha = 255;

if (radius > 15) {

alpha = ofMap(radius, 15, 30, 255, 0);

}

ofSetColor(39, alpha);

ofBeginShape();

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

auto point = location + glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

if (point.y > len * 0.5) { point.y = len * 0.5; }

if (point.y < -len * 0.5) { point.y = -len * 0.5; }

if (point.x > len * 0.5) { point.x = len * 0.5; }

if (point.x < -len * 0.5) { point.x = -len * 0.5; }

ofVertex(point);

}

ofEndShape(true);

}

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190802

2019年8月1日2019年8月1日

Ripple on square. openFrameworks

[ Video ]

[ About ]
正方形の上で波紋。

Ripple on square.

[ 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);
	ofNoFill();
	ofSetLineWidth(3);
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.8);

	auto len = 300;
	for (int i = 0; i < 6; i++) {

		if (i < 4) {
		
			ofRotateX(90);
		}
		else if (i < 5) {

			ofRotateY(90);
		}
		else {

			ofRotateY(180);
		}

		for (int k = 0; k < 8; k++) {

			auto location = glm::vec3(ofRandom(-len * 0.5, len * 0.5), ofRandom(-len * 0.5, len * 0.5), len * 0.5);
			auto radius = (int)(ofRandom(100) + ofGetFrameNum()) % 100;

			auto alpha = 255;
			if (radius > 50) {

				alpha = ofMap(radius, 50, 100, 255, 0);
			}

			ofSetColor(39, alpha);

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

				auto point = location + glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

				if (point.y > len * 0.5) { point.y = len * 0.5; }
				if (point.y < -len * 0.5) { point.y = -len * 0.5; }
				if (point.x > len * 0.5) { point.x = len * 0.5; }
				if (point.x < -len * 0.5) { point.x = -len * 0.5; }

				ofVertex(point);
			}
			ofEndShape(true);
		}
	}

	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);

ofNoFill();

ofSetLineWidth(3);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.8);

auto len = 300;

for (int i = 0; i < 6; i++) {

if (i < 4) {

ofRotateX(90);

}

else if (i < 5) {

ofRotateY(90);

}

else {

ofRotateY(180);

}

for (int k = 0; k < 8; k++) {

auto location = glm::vec3(ofRandom(-len * 0.5, len * 0.5), ofRandom(-len * 0.5, len * 0.5), len * 0.5);

auto radius = (int)(ofRandom(100) + ofGetFrameNum()) % 100;

auto alpha = 255;

if (radius > 50) {

alpha = ofMap(radius, 50, 100, 255, 0);

}

ofSetColor(39, alpha);

ofBeginShape();

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

auto point = location + glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

if (point.y > len * 0.5) { point.y = len * 0.5; }

if (point.y < -len * 0.5) { point.y = -len * 0.5; }

if (point.x > len * 0.5) { point.x = len * 0.5; }

if (point.x < -len * 0.5) { point.x = -len * 0.5; }

ofVertex(point);

}

ofEndShape(true);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190801

2019年7月31日2019年7月31日

Ring relationship. openFrameworks

[ Video ]

[ About ]
輪っかで関係性を可視化。

Ring relationship.

[ 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) {};
};

#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) {};

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(1);
}

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

	ofSeedRandom(39);
}

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

	auto radius = 30;
	auto len = 5;
	auto span = 120;
	auto threshold = 120;

	vector<glm::vec2> locations;
	for (auto x = span * 0.5; x < ofGetWidth(); x += span) {

		for (auto y = span * 0.5; y < ofGetHeight(); y += span) {

			auto location = glm::vec2(
				x + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -span * 0.5 + radius, span * 0.5 - radius),
				y + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -span * 0.5 + radius, span * 0.5 - radius));
			locations.push_back(location);
		}
	}

	for (auto location : locations) {

		vector<glm::vec2> vertices_1, vertices_2;
		for (auto deg = 0; deg < 360; deg++) {

			vertices_1.push_back(glm::vec2(location.x + radius * cos(deg * DEG_TO_RAD), location.y + radius * sin(deg * DEG_TO_RAD)));
			vertices_2.push_back(glm::vec2(location.x + (radius - len) * cos(deg * DEG_TO_RAD), location.y + (radius - len) * sin(deg * DEG_TO_RAD)));
		}

		ofNoFill();

		ofBeginShape();
		ofVertices(vertices_1);
		ofEndShape(true);

		ofBeginShape();
		ofVertices(vertices_2);
		ofEndShape(true);

		for (auto other : locations) {

			if (location == other) { continue; }

			auto distance = glm::distance(location, other);
			if (distance < threshold) {

				auto direction_rad = std::atan2(other.y - location.y, other.x - location.x);
				auto direction = direction_rad * RAD_TO_DEG;
				auto width = ofMap(distance, 0, threshold, 360, 0);

				vector<glm::vec2> in, out;
				for (auto deg = direction - width * 0.5; deg <= direction + width * 0.5; deg++) {

					in.push_back(glm::vec2(location.x + (radius - len) *cos(deg * DEG_TO_RAD), location.y + (radius - len) * sin(deg * DEG_TO_RAD)));
					out.push_back(glm::vec2(location.x + radius * cos(deg * DEG_TO_RAD), location.y + radius * sin(deg * DEG_TO_RAD)));
				}

				reverse(out.begin(), out.end());

				ofFill();
				ofBeginShape();
				ofVertices(in);
				ofVertices(out);
				ofEndShape();
				
				ofDrawLine(location + glm::vec2(radius * cos(direction * DEG_TO_RAD), radius * sin(direction * DEG_TO_RAD)),
					other + glm::vec2(radius * cos((180 + direction) * DEG_TO_RAD), radius * sin((180 + direction) * DEG_TO_RAD)));
			}
		}
	}
}

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

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

auto radius = 30;

auto len = 5;

auto span = 120;

auto threshold = 120;

vector<glm::vec2> locations;

for (auto x = span * 0.5; x < ofGetWidth(); x += span) {

for (auto y = span * 0.5; y < ofGetHeight(); y += span) {

auto location = glm::vec2(

x + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -span * 0.5 + radius, span * 0.5 - radius),

y + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -span * 0.5 + radius, span * 0.5 - radius));

locations.push_back(location);

}

for (auto location : locations) {

vector<glm::vec2> vertices_1, vertices_2;

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

vertices_1.push_back(glm::vec2(location.x + radius * cos(deg * DEG_TO_RAD), location.y + radius * sin(deg * DEG_TO_RAD)));

vertices_2.push_back(glm::vec2(location.x + (radius - len) * cos(deg * DEG_TO_RAD), location.y + (radius - len) * sin(deg * DEG_TO_RAD)));

}

ofNoFill();

ofBeginShape();

ofVertices(vertices_1);

ofEndShape(true);

ofBeginShape();

ofVertices(vertices_2);

ofEndShape(true);

for (auto other : locations) {

if (location == other) { continue; }

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

if (distance < threshold) {

auto direction_rad = std::atan2(other.y - location.y, other.x - location.x);

auto direction = direction_rad * RAD_TO_DEG;

auto width = ofMap(distance, 0, threshold, 360, 0);

vector<glm::vec2> in, out;

for (auto deg = direction - width * 0.5; deg <= direction + width * 0.5; deg++) {

in.push_back(glm::vec2(location.x + (radius - len) *cos(deg * DEG_TO_RAD), location.y + (radius - len) * sin(deg * DEG_TO_RAD)));

out.push_back(glm::vec2(location.x + radius * cos(deg * DEG_TO_RAD), location.y + radius * sin(deg * DEG_TO_RAD)));

}

reverse(out.begin(), out.end());

ofFill();

ofBeginShape();

ofVertices(in);

ofVertices(out);

ofEndShape();

ofDrawLine(location + glm::vec2(radius * cos(direction * DEG_TO_RAD), radius * sin(direction * DEG_TO_RAD)),

other + glm::vec2(radius * cos((180 + direction) * DEG_TO_RAD), radius * sin((180 + direction) * DEG_TO_RAD)));

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190731

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