hexagon – ページ 10 – プログラミング de 落描き

2019年10月26日

Hexagon walls. openFrameworks

[ Video ]

[ About ]
ヘキサゴンの壁。

Hexagon walls.

[ 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;
	vector<ofMesh> mesh_list;
};

#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;

vector<ofMesh> mesh_list;

};

#include "ofApp.h"	

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

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

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

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

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

	auto radius = 300;
	auto deg_start = 0;

	for (auto radius = 50; radius < 350; radius += 25) {

		ofMesh mesh;

		for (auto deg = deg_start; deg < deg_start + 360; deg += 60) {

			auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
			auto noise_location = glm::vec2(100 * cos(deg * DEG_TO_RAD), 100 * sin(deg * DEG_TO_RAD));
			mesh.addVertex(glm::vec3(location, 0));
			mesh.addVertex(glm::vec3(location, 50 + 100 * ofNoise(noise_location.x * 0.003, noise_location.y * 0.003, radius * 0.005 + ofGetFrameNum() * 0.01)));
		}

		for (auto i = 0; i < mesh.getVertices().size(); i++) {

			mesh.addIndex(i);
			mesh.addIndex((i + 1) % mesh.getVertices().size());
			mesh.addIndex((i + 2) % mesh.getVertices().size());
		}

		this->mesh_list.push_back(mesh);
	}
}

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

	this->cam.begin();

	for (auto& mesh : this->mesh_list) {

		ofSetColor(239);
		mesh.draw();

		ofNoFill();
		ofSetColor(39);
		for (auto i = 0; i < mesh.getVertices().size(); i += 2) {

			ofBeginShape();
			ofVertex(mesh.getVertex(i));
			ofVertex(mesh.getVertex((i + 1) % mesh.getVertices().size()));
			ofVertex(mesh.getVertex((i + 3) % mesh.getVertices().size()));
			ofVertex(mesh.getVertex((i + 2) % mesh.getVertices().size()));
			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);

ofSetLineWidth(3);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

this->mesh_list.clear();

auto radius = 300;

auto deg_start = 0;

for (auto radius = 50; radius < 350; radius += 25) {

ofMesh mesh;

for (auto deg = deg_start; deg < deg_start + 360; deg += 60) {

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

auto noise_location = glm::vec2(100 * cos(deg * DEG_TO_RAD), 100 * sin(deg * DEG_TO_RAD));

mesh.addVertex(glm::vec3(location, 0));

mesh.addVertex(glm::vec3(location, 50 + 100 * ofNoise(noise_location.x * 0.003, noise_location.y * 0.003, radius * 0.005 + ofGetFrameNum() * 0.01)));

}

for (auto i = 0; i < mesh.getVertices().size(); i++) {

mesh.addIndex(i);

mesh.addIndex((i + 1) % mesh.getVertices().size());

mesh.addIndex((i + 2) % mesh.getVertices().size());

}

this->mesh_list.push_back(mesh);

}

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

void ofApp::draw() {

this->cam.begin();

for (auto& mesh : this->mesh_list) {

ofSetColor(239);

mesh.draw();

ofNoFill();

ofSetColor(39);

for (auto i = 0; i < mesh.getVertices().size(); i += 2) {

ofBeginShape();

ofVertex(mesh.getVertex(i));

ofVertex(mesh.getVertex((i + 1) % mesh.getVertices().size()));

ofVertex(mesh.getVertex((i + 3) % mesh.getVertices().size()));

ofVertex(mesh.getVertex((i + 2) % mesh.getVertices().size()));

ofEndShape(true);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20191026

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2019年10月8日

Rotating hexagon. openFrameworks

[ Video ]

[ About ]
回転六角形。

Rotating hexagon.

[ 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(2);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();

	for (int radius = 50; radius < 300; radius += 20) {

		ofPushMatrix();
		ofRotateY(300 - radius * 0.5 + ofGetFrameNum());

		vector<glm::vec3> vertices_1, vertices_2;
		for (int deg = 90; deg < 360 + 90; deg += 60) {

			vertices_1.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));
			vertices_2.push_back(glm::vec3((radius - 10) * cos(deg * DEG_TO_RAD), (radius - 10) * sin(deg * DEG_TO_RAD), 0));
		}

		ofFill();
		ofSetColor(239);
		ofBeginShape();
		ofVertices(vertices_1);
		ofNextContour(true);
		ofVertices(vertices_2);
		ofEndShape(true);

		ofNoFill();
		ofSetColor(39);
		ofBeginShape();
		ofVertices(vertices_1);
		ofNextContour(true);
		ofVertices(vertices_2);
		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);

ofSetColor(39);

ofSetLineWidth(2);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

for (int radius = 50; radius < 300; radius += 20) {

ofPushMatrix();

ofRotateY(300 - radius * 0.5 + ofGetFrameNum());

vector<glm::vec3> vertices_1, vertices_2;

for (int deg = 90; deg < 360 + 90; deg += 60) {

vertices_1.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

vertices_2.push_back(glm::vec3((radius - 10) * cos(deg * DEG_TO_RAD), (radius - 10) * sin(deg * DEG_TO_RAD), 0));

}

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertices(vertices_1);

ofNextContour(true);

ofVertices(vertices_2);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices_1);

ofNextContour(true);

ofVertices(vertices_2);

ofEndShape(true);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20191008

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2019年8月22日2019年8月22日

Updown hexagon. openFrameworks

[ Video ]

[ About ]
上下する六角形。

Updown hexagon.

[ 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) {};

	void draw_hexagon(glm::vec2 location, float radius);

	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) {};

void draw_hexagon(glm::vec2 location, float radius);

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(3);
	ofEnableDepthTest();
}
//--------------------------------------------------------------
void ofApp::update() {

}

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

	this->cam.begin();
	
	auto radius = 15;
	auto flag = true;
	float sqrt_3 = sqrt(3);
	for (float y = -ofGetHeight() * 0.5 - radius; y < ofGetHeight() * 0.5 + radius; y += radius * 1.5) {

		for (float x = -ofGetWidth() * 0.5 - radius; x < ofGetWidth() * 0.5 + radius; x += radius * sqrt_3) {

			auto location = flag ? glm::vec2(x, y) : glm::vec2(x + radius * sqrt_3 * 0.5, y);
			this->draw_hexagon(location, radius);
		}

		flag = !flag;
	}

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::draw_hexagon(glm::vec2 location, float radius) {

	ofPushMatrix();
	ofTranslate(location);

	auto noise_value = ofNoise(location.x * 0.05, location.y * 0.05, ofGetFrameNum() * 0.005);
	auto threshold = 0.68;
	auto z = 0;
	auto height = 50;
	if (noise_value > threshold) {
		
		z = ofMap(noise_value, threshold, 1, 0, height);
	}

	vector<glm::vec3> vertices, fill_vertices;
	for (int deg = 30; deg <= 390; deg += 60) {

		vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), z));
		fill_vertices.push_back(glm::vec3(radius * 0.999 * cos(deg * DEG_TO_RAD), radius * sin(deg * 0.999 * DEG_TO_RAD), z));
	}

	ofFill();
	ofSetColor(ofMap(z, 0, height, 39, 139));
	ofBeginShape();
	ofVertices(fill_vertices);
	ofEndShape(true);

	ofNoFill();
	ofSetColor(ofMap(z, 0, height, 239, 39));
	ofBeginShape();
	ofVertices(vertices);
	ofEndShape(true);

	ofPopMatrix();
}

//--------------------------------------------------------------
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(3);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

auto radius = 15;

auto flag = true;

float sqrt_3 = sqrt(3);

for (float y = -ofGetHeight() * 0.5 - radius; y < ofGetHeight() * 0.5 + radius; y += radius * 1.5) {

for (float x = -ofGetWidth() * 0.5 - radius; x < ofGetWidth() * 0.5 + radius; x += radius * sqrt_3) {

auto location = flag ? glm::vec2(x, y) : glm::vec2(x + radius * sqrt_3 * 0.5, y);

this->draw_hexagon(location, radius);

}

flag = !flag;

}

this->cam.end();

}

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

void ofApp::draw_hexagon(glm::vec2 location, float radius) {

ofPushMatrix();

ofTranslate(location);

auto noise_value = ofNoise(location.x * 0.05, location.y * 0.05, ofGetFrameNum() * 0.005);

auto threshold = 0.68;

auto z = 0;

auto height = 50;

if (noise_value > threshold) {

z = ofMap(noise_value, threshold, 1, 0, height);

}

vector<glm::vec3> vertices, fill_vertices;

for (int deg = 30; deg <= 390; deg += 60) {

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

fill_vertices.push_back(glm::vec3(radius * 0.999 * cos(deg * DEG_TO_RAD), radius * sin(deg * 0.999 * DEG_TO_RAD), z));

}

ofFill();

ofSetColor(ofMap(z, 0, height, 39, 139));

ofBeginShape();

ofVertices(fill_vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(ofMap(z, 0, height, 239, 39));

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190822

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