openFrameworks – プログラミング de 落描き

2025年9月17日2025年9月16日

Spiked Sphere.

[ Video ]

[ About ]
とげ球体。

[ 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<ofMeshFace> triangle_list;
	ofMesh mesh, frame;
};

#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<ofMeshFace> triangle_list;

ofMesh mesh, frame;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofEnableDepthTest();

	auto ico_sphere = ofIcoSpherePrimitive(250, 4);
	this->triangle_list.insert(this->triangle_list.end(), ico_sphere.getMesh().getUniqueFaces().begin(), ico_sphere.getMesh().getUniqueFaces().end());

	this->frame.setMode(OF_PRIMITIVE_LINES);
}

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

	ofSeedRandom(39);

	this->mesh.clear();
	this->frame.clear();

	auto radius = 250;

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

		glm::vec3 avg = (this->triangle_list[i].getVertex(0) + this->triangle_list[i].getVertex(1) + this->triangle_list[i].getVertex(2)) / 3;
		avg = glm::normalize(avg) * radius;
		auto noise_value = ofNoise(avg.x * 0.006, avg.y * 0.006, avg.z * 0.006, ofGetFrameNum() * 0.02);
		auto height = 35;
		auto scale = 0.9;

		if (noise_value > 0.45 && noise_value < 0.55) {

		}
		else  if (noise_value > 0.4 && noise_value < 0.45) {

			scale = ofMap(noise_value, 0.4, 0.45, 0, 0.9);
		}
		else if (noise_value > 0.55 && noise_value < 0.6) {

			scale = ofMap(noise_value, 0.55, 0.6, 0.9, 0);
		}
		else {

			continue;
		}

		vector<glm::vec3> vertices;

		vertices.push_back(glm::normalize(this->triangle_list[i].getVertex(0)) * radius - avg);
		vertices.push_back(glm::normalize(this->triangle_list[i].getVertex(1)) * radius - avg);
		vertices.push_back(glm::normalize(this->triangle_list[i].getVertex(2)) * radius - avg);

		vertices.push_back(glm::normalize(avg) * (radius + height) - avg);

		for (auto& vertex : vertices) {

			vertex *= scale;
			vertex += avg;
		}

		this->mesh.addVertices(vertices);
		this->frame.addVertices(vertices);

		ofColor mesh_color = ofColor(0);
		ofColor frame_color = ofColor(239);

		for (int k = 0; k < vertices.size(); k++) {

			this->mesh.addColor(mesh_color);
			this->frame.addColor(frame_color);
		}

		this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 3);

		this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 4);
		this->mesh.addTriangle(this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 3, this->mesh.getNumVertices() - 4);
		this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 3, this->mesh.getNumVertices() - 4);

		this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 2);
		this->frame.addIndex(this->frame.getNumVertices() - 2); this->frame.addIndex(this->frame.getNumVertices() - 3);
		this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 3);

		this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 4);
		this->frame.addIndex(this->frame.getNumVertices() - 2); this->frame.addIndex(this->frame.getNumVertices() - 4);
		this->frame.addIndex(this->frame.getNumVertices() - 3); this->frame.addIndex(this->frame.getNumVertices() - 4);
	}
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.72);

	this->mesh.drawFaces();
	this->frame.drawWireframe();

	this->cam.end();

	/*
	int start = 500;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofEnableDepthTest();

auto ico_sphere = ofIcoSpherePrimitive(250, 4);

this->triangle_list.insert(this->triangle_list.end(), ico_sphere.getMesh().getUniqueFaces().begin(), ico_sphere.getMesh().getUniqueFaces().end());

this->frame.setMode(OF_PRIMITIVE_LINES);

}

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

void ofApp::update() {

ofSeedRandom(39);

this->mesh.clear();

this->frame.clear();

auto radius = 250;

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

glm::vec3 avg = (this->triangle_list[i].getVertex(0) + this->triangle_list[i].getVertex(1) + this->triangle_list[i].getVertex(2)) / 3;

avg = glm::normalize(avg) * radius;

auto noise_value = ofNoise(avg.x * 0.006, avg.y * 0.006, avg.z * 0.006, ofGetFrameNum() * 0.02);

auto height = 35;

auto scale = 0.9;

if (noise_value > 0.45 && noise_value < 0.55) {

}

else if (noise_value > 0.4 && noise_value < 0.45) {

scale = ofMap(noise_value, 0.4, 0.45, 0, 0.9);

}

else if (noise_value > 0.55 && noise_value < 0.6) {

scale = ofMap(noise_value, 0.55, 0.6, 0.9, 0);

}

else {

continue;

}

vector<glm::vec3> vertices;

vertices.push_back(glm::normalize(this->triangle_list[i].getVertex(0)) * radius - avg);

vertices.push_back(glm::normalize(this->triangle_list[i].getVertex(1)) * radius - avg);

vertices.push_back(glm::normalize(this->triangle_list[i].getVertex(2)) * radius - avg);

vertices.push_back(glm::normalize(avg) * (radius + height) - avg);

for (auto& vertex : vertices) {

vertex *= scale;

vertex += avg;

}

this->mesh.addVertices(vertices);

this->frame.addVertices(vertices);

ofColor mesh_color = ofColor(0);

ofColor frame_color = ofColor(239);

for (int k = 0; k < vertices.size(); k++) {

this->mesh.addColor(mesh_color);

this->frame.addColor(frame_color);

}

this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 3);

this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 4);

this->mesh.addTriangle(this->mesh.getNumVertices() - 2, this->mesh.getNumVertices() - 3, this->mesh.getNumVertices() - 4);

this->mesh.addTriangle(this->mesh.getNumVertices() - 1, this->mesh.getNumVertices() - 3, this->mesh.getNumVertices() - 4);

this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 2);

this->frame.addIndex(this->frame.getNumVertices() - 2); this->frame.addIndex(this->frame.getNumVertices() - 3);

this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 3);

this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 4);

this->frame.addIndex(this->frame.getNumVertices() - 2); this->frame.addIndex(this->frame.getNumVertices() - 4);

this->frame.addIndex(this->frame.getNumVertices() - 3); this->frame.addIndex(this->frame.getNumVertices() - 4);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.72);

this->mesh.drawFaces();

this->frame.drawWireframe();

this->cam.end();

int start = 500;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20250917

2025年9月16日

Multi numbers.

[ Video ]

[ About ]
マルチナンバー。

[ 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_digital(glm::vec3 location, int number_index);
	void draw_hexagon(glm::vec3 location, float deg);

	vector<pair<glm::vec3, int>> number_list;

	float hexagon_height;
	float hexagon_width;

	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_digital(glm::vec3 location, int number_index);

void draw_hexagon(glm::vec3 location, float deg);

vector<pair<glm::vec3, int>> number_list;

float hexagon_height;

float hexagon_width;

ofEasyCam cam;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openframeworks");

	ofBackground(39);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	this->hexagon_height = 64;
	this->hexagon_width = 15;

	for (float z = -125; z <= 125; z += 10) {

		this->number_list.push_back(make_pair(glm::vec3(0, 0, z), 0));
	}
}

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

}

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

	this->cam.begin();
	ofRotateY(180);
	ofRotateZ(180);

	int i = 0;

	for (int k = 0; k < 25; k++) {

		ofPushMatrix();
		ofTranslate(500 - (k % 5) * 100, 750 - (k / 5) * 150);

		for (auto& number : this->number_list) {

			int number_index = ((ofGetFrameNum() + i++) / 25) % 10;
			this->draw_digital(number.first, number_index);
		}

		ofPopMatrix();
	}

	this->cam.end();

	/*
	int start = 500;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

//--------------------------------------------------------------
void ofApp::draw_digital(glm::vec3 location, int number_index) {

	vector<pair<glm::vec3, float>> part_list = {
		make_pair<glm::vec3, float>(location + glm::vec2(0, -this->hexagon_height), 90),
		make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * -0.5, this->hexagon_height * 0.5), 0),
		make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * 0.5, this->hexagon_height * 0.5), 0),
		make_pair<glm::vec3, float>(location + glm::vec2(0, 0), 90),
		make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * -0.5, this->hexagon_height * -0.5), 0),
		make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * 0.5, this->hexagon_height * -0.5), 0),
		make_pair<glm::vec3, float>(location + glm::vec2(0, this->hexagon_height), 90)
	};

	vector<vector<int>> index_list = {
		{ 0, 1, 2, 4, 5, 6 },
		{ 2, 5 },
		{ 0, 1, 3, 5, 6 },
		{ 0, 2, 3, 5, 6 },
		{ 2, 3, 4, 5 },
		{ 0, 2, 3, 4, 6 },
		{ 0, 1, 2, 3, 4, 6 },
		{ 0, 2, 5 },
		{ 0, 1, 2, 3, 4, 5, 6 },
		{ 0, 2, 3, 4, 5, 6 },
	};

	for (auto& index : index_list[number_index]) {

		this->draw_hexagon(part_list[index].first, part_list[index].second);
	}
}

//--------------------------------------------------------------
void ofApp::draw_hexagon(glm::vec3 location, float deg) {

	ofPushMatrix();
	ofTranslate(location);
	ofRotate(deg);

	vector<glm::vec2> vertices;
	vertices.push_back(glm::vec2(this->hexagon_width * -0.4, this->hexagon_height * -0.4));
	vertices.push_back(glm::vec2(this->hexagon_width * -0.4, this->hexagon_height * 0.4));
	vertices.push_back(glm::vec2(0, this->hexagon_height * 0.5));
	vertices.push_back(glm::vec2(this->hexagon_width * 0.4, this->hexagon_height * 0.4));
	vertices.push_back(glm::vec2(this->hexagon_width * 0.4, this->hexagon_height * -0.4));
	vertices.push_back(glm::vec2(0, this->hexagon_height * -0.5));

	ofFill();
	ofSetColor(0, ofMap(location.z, -125, 125, 255, 0));

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

	ofNoFill();
	ofSetColor(0, 255, 0, ofMap(location.z, -125, 125, 255, 0));

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

	ofPopMatrix();
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(39);

ofSetLineWidth(2);

ofEnableDepthTest();

this->hexagon_height = 64;

this->hexagon_width = 15;

for (float z = -125; z <= 125; z += 10) {

this->number_list.push_back(make_pair(glm::vec3(0, 0, z), 0));

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(180);

ofRotateZ(180);

int i = 0;

for (int k = 0; k < 25; k++) {

ofPushMatrix();

ofTranslate(500 - (k % 5) * 100, 750 - (k / 5) * 150);

for (auto& number : this->number_list) {

int number_index = ((ofGetFrameNum() + i++) / 25) % 10;

this->draw_digital(number.first, number_index);

}

ofPopMatrix();

}

this->cam.end();

int start = 500;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

void ofApp::draw_digital(glm::vec3 location, int number_index) {

vector<pair<glm::vec3, float>> part_list = {

make_pair<glm::vec3, float>(location + glm::vec2(0, -this->hexagon_height), 90),

make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * -0.5, this->hexagon_height * 0.5), 0),

make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * 0.5, this->hexagon_height * 0.5), 0),

make_pair<glm::vec3, float>(location + glm::vec2(0, 0), 90),

make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * -0.5, this->hexagon_height * -0.5), 0),

make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * 0.5, this->hexagon_height * -0.5), 0),

make_pair<glm::vec3, float>(location + glm::vec2(0, this->hexagon_height), 90)

};

vector<vector<int>> index_list = {

{ 0, 1, 2, 4, 5, 6 },

{ 2, 5 },

{ 0, 1, 3, 5, 6 },

{ 0, 2, 3, 5, 6 },

{ 2, 3, 4, 5 },

{ 0, 2, 3, 4, 6 },

{ 0, 1, 2, 3, 4, 6 },

{ 0, 2, 5 },

{ 0, 1, 2, 3, 4, 5, 6 },

{ 0, 2, 3, 4, 5, 6 },

};

for (auto& index : index_list[number_index]) {

this->draw_hexagon(part_list[index].first, part_list[index].second);

}

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

void ofApp::draw_hexagon(glm::vec3 location, float deg) {

ofPushMatrix();

ofTranslate(location);

ofRotate(deg);

vector<glm::vec2> vertices;

vertices.push_back(glm::vec2(this->hexagon_width * -0.4, this->hexagon_height * -0.4));

vertices.push_back(glm::vec2(this->hexagon_width * -0.4, this->hexagon_height * 0.4));

vertices.push_back(glm::vec2(0, this->hexagon_height * 0.5));

vertices.push_back(glm::vec2(this->hexagon_width * 0.4, this->hexagon_height * 0.4));

vertices.push_back(glm::vec2(this->hexagon_width * 0.4, this->hexagon_height * -0.4));

vertices.push_back(glm::vec2(0, this->hexagon_height * -0.5));

ofFill();

ofSetColor(0, ofMap(location.z, -125, 125, 255, 0));

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(0, 255, 0, ofMap(location.z, -125, 125, 255, 0));

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20250916

2025年9月15日

Count up.

[ Video ]

[ About ]
カウントアップ。

[ 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_digital(glm::vec3 location, int number_index);
	void draw_hexagon(glm::vec3 location, float deg);

	vector<pair<glm::vec3, int>> number_list;

	float hexagon_height;
	float hexagon_width;

	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_digital(glm::vec3 location, int number_index);

void draw_hexagon(glm::vec3 location, float deg);

vector<pair<glm::vec3, int>> number_list;

float hexagon_height;

float hexagon_width;

ofEasyCam cam;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openframeworks");

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

	this->hexagon_height = 64;
	this->hexagon_width = 15;

	for (float z = -100; z <= 100; z += 20) {

		this->number_list.push_back(make_pair(glm::vec3(0, 0, z), 0));
	}
}

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

}

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

	this->cam.begin();
	ofRotateY(180);
	ofRotateZ(180);

	int i = 0;
	for (auto& number : this->number_list) {

		int number_index = ((ofGetFrameNum() + i++) / 25) % 10;
		this->draw_digital(number.first, number_index);
	}

	this->cam.end();

	/*
	int start = 250;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

//--------------------------------------------------------------
void ofApp::draw_digital(glm::vec3 location, int number_index) {

	vector<pair<glm::vec3, float>> part_list = {
		make_pair<glm::vec3, float>(location + glm::vec2(0, -this->hexagon_height), 90),
		make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * -0.5, this->hexagon_height * 0.5), 0),
		make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * 0.5, this->hexagon_height * 0.5), 0),
		make_pair<glm::vec3, float>(location + glm::vec2(0, 0), 90),
		make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * -0.5, this->hexagon_height * -0.5), 0),
		make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * 0.5, this->hexagon_height * -0.5), 0),
		make_pair<glm::vec3, float>(location + glm::vec2(0, this->hexagon_height), 90)
	};

	vector<vector<int>> index_list = {
		{ 0, 1, 2, 4, 5, 6 },
		{ 2, 5 },
		{ 0, 1, 3, 5, 6 },
		{ 0, 2, 3, 5, 6 },
		{ 2, 3, 4, 5 },
		{ 0, 2, 3, 4, 6 },
		{ 0, 1, 2, 3, 4, 6 },
		{ 0, 2, 5 },
		{ 0, 1, 2, 3, 4, 5, 6 },
		{ 0, 2, 3, 4, 5, 6 },
	};

	for (auto& index : index_list[number_index]) {

		this->draw_hexagon(part_list[index].first, part_list[index].second);
	}
}

//--------------------------------------------------------------
void ofApp::draw_hexagon(glm::vec3 location, float deg) {

	ofPushMatrix();
	ofTranslate(location);
	ofRotate(deg);

	vector<glm::vec2> vertices;
	vertices.push_back(glm::vec2(this->hexagon_width * -0.4, this->hexagon_height * -0.4));
	vertices.push_back(glm::vec2(this->hexagon_width * -0.4, this->hexagon_height * 0.4));
	vertices.push_back(glm::vec2(0, this->hexagon_height * 0.5));
	vertices.push_back(glm::vec2(this->hexagon_width * 0.4, this->hexagon_height * 0.4));
	vertices.push_back(glm::vec2(this->hexagon_width * 0.4, this->hexagon_height * -0.4));
	vertices.push_back(glm::vec2(0, this->hexagon_height * -0.5));

	ofFill();
	ofSetColor(0, ofMap(location.z, -100, 100, 255, 0));

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

	ofNoFill();
	ofSetColor(255, ofMap(location.z, -100, 100, 255, 0));

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

	ofPopMatrix();
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetLineWidth(2);

ofEnableDepthTest();

this->hexagon_height = 64;

this->hexagon_width = 15;

for (float z = -100; z <= 100; z += 20) {

this->number_list.push_back(make_pair(glm::vec3(0, 0, z), 0));

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(180);

ofRotateZ(180);

int i = 0;

for (auto& number : this->number_list) {

int number_index = ((ofGetFrameNum() + i++) / 25) % 10;

this->draw_digital(number.first, number_index);

}

this->cam.end();

int start = 250;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

void ofApp::draw_digital(glm::vec3 location, int number_index) {

vector<pair<glm::vec3, float>> part_list = {

make_pair<glm::vec3, float>(location + glm::vec2(0, -this->hexagon_height), 90),

make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * -0.5, this->hexagon_height * 0.5), 0),

make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * 0.5, this->hexagon_height * 0.5), 0),

make_pair<glm::vec3, float>(location + glm::vec2(0, 0), 90),

make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * -0.5, this->hexagon_height * -0.5), 0),

make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * 0.5, this->hexagon_height * -0.5), 0),

make_pair<glm::vec3, float>(location + glm::vec2(0, this->hexagon_height), 90)

};

vector<vector<int>> index_list = {

{ 0, 1, 2, 4, 5, 6 },

{ 2, 5 },

{ 0, 1, 3, 5, 6 },

{ 0, 2, 3, 5, 6 },

{ 2, 3, 4, 5 },

{ 0, 2, 3, 4, 6 },

{ 0, 1, 2, 3, 4, 6 },

{ 0, 2, 5 },

{ 0, 1, 2, 3, 4, 5, 6 },

{ 0, 2, 3, 4, 5, 6 },

};

for (auto& index : index_list[number_index]) {

this->draw_hexagon(part_list[index].first, part_list[index].second);

}

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

void ofApp::draw_hexagon(glm::vec3 location, float deg) {

ofPushMatrix();

ofTranslate(location);

ofRotate(deg);

vector<glm::vec2> vertices;

vertices.push_back(glm::vec2(this->hexagon_width * -0.4, this->hexagon_height * -0.4));

vertices.push_back(glm::vec2(this->hexagon_width * -0.4, this->hexagon_height * 0.4));

vertices.push_back(glm::vec2(0, this->hexagon_height * 0.5));

vertices.push_back(glm::vec2(this->hexagon_width * 0.4, this->hexagon_height * 0.4));

vertices.push_back(glm::vec2(this->hexagon_width * 0.4, this->hexagon_height * -0.4));

vertices.push_back(glm::vec2(0, this->hexagon_height * -0.5));

ofFill();

ofSetColor(0, ofMap(location.z, -100, 100, 255, 0));

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(255, ofMap(location.z, -100, 100, 255, 0));

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20250915

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