プログラミング de 落描き – ページ 154 – クリエイティブ・コーディングによる生成物とソース

2024年7月29日

Tricolore.

[ Video ]

[ About ]
3色。

[ 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(25);
	ofSetWindowTitle("openframeworks");

	ofBackground(39);

	ofEnableDepthTest();
	ofSetLineWidth(3);
}

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

}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 1.44);

	int width = 250;
	int height = 250;
	int len = 15;
	for (int z = -240; z <= 240; z += 10) {

		ofPushMatrix();
		ofTranslate(0, 0, z);
		ofRotate(ofMap(ofNoise((z + 300) * 0.003 + ofGetFrameNum() * 0.02), 0, 1, -360, 360));

		ofFill();
		ofSetColor(239);

		ofBeginShape();

		ofVertex(glm::vec2(width * -0.15, height * -0.15));
		ofVertex(glm::vec2(width * 0.15, height * -0.15));
		ofVertex(glm::vec2(width * 0.15, height * 0.15));
		ofVertex(glm::vec2(width * -0.15, height * 0.15));

		ofEndShape(true);

		ofSetColor(239, 39, 39);

		ofBeginShape();
		ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * -0.15, height * -0.15));
		ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * 0.15, height * -0.15));
		ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * 0.15, height * 0.15));
		ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * -0.15, height * 0.15));
		ofEndShape(true);

		ofSetColor(39, 39, 239);

		ofBeginShape();
		ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * -0.15, height * -0.15));
		ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * 0.15, height * -0.15));
		ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * 0.15, height * 0.15));
		ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * -0.15, height * 0.15));
		ofEndShape(true);

		ofNoFill();
		ofSetColor(39);

		ofBeginShape();

		ofVertex(glm::vec2(width * -0.15, height * -0.15));
		ofVertex(glm::vec2(width * 0.15, height * -0.15));
		ofVertex(glm::vec2(width * 0.15, height * 0.15));
		ofVertex(glm::vec2(width * -0.15, height * 0.15));

		ofEndShape(true);

		ofBeginShape();
		ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * -0.15, height * -0.15));
		ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * 0.15, height * -0.15));
		ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * 0.15, height * 0.15));
		ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * -0.15, height * 0.15));
		ofEndShape(true);

		ofBeginShape();
		ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * -0.15, height * -0.15));
		ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * 0.15, height * -0.15));
		ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * 0.15, height * 0.15));
		ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * -0.15, height * 0.15));
		ofEndShape(true);

		ofPopMatrix();
	}

	this->cam.end();

	/*
	int start = 125;
	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(39);

ofEnableDepthTest();

ofSetLineWidth(3);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

int width = 250;

int height = 250;

int len = 15;

for (int z = -240; z <= 240; z += 10) {

ofPushMatrix();

ofTranslate(0, 0, z);

ofRotate(ofMap(ofNoise((z + 300) * 0.003 + ofGetFrameNum() * 0.02), 0, 1, -360, 360));

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertex(glm::vec2(width * -0.15, height * -0.15));

ofVertex(glm::vec2(width * 0.15, height * -0.15));

ofVertex(glm::vec2(width * 0.15, height * 0.15));

ofVertex(glm::vec2(width * -0.15, height * 0.15));

ofEndShape(true);

ofSetColor(239, 39, 39);

ofBeginShape();

ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * -0.15, height * -0.15));

ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * 0.15, height * -0.15));

ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * 0.15, height * 0.15));

ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * -0.15, height * 0.15));

ofEndShape(true);

ofSetColor(39, 39, 239);

ofBeginShape();

ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * -0.15, height * -0.15));

ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * 0.15, height * -0.15));

ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * 0.15, height * 0.15));

ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * -0.15, height * 0.15));

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertex(glm::vec2(width * -0.15, height * -0.15));

ofVertex(glm::vec2(width * 0.15, height * -0.15));

ofVertex(glm::vec2(width * 0.15, height * 0.15));

ofVertex(glm::vec2(width * -0.15, height * 0.15));

ofEndShape(true);

ofBeginShape();

ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * -0.15, height * -0.15));

ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * 0.15, height * -0.15));

ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * 0.15, height * 0.15));

ofVertex(glm::vec2(width * -0.45, 0) + glm::vec2(width * -0.15, height * 0.15));

ofEndShape(true);

ofBeginShape();

ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * -0.15, height * -0.15));

ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * 0.15, height * -0.15));

ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * 0.15, height * 0.15));

ofVertex(glm::vec2(width * 0.45, 0) + glm::vec2(width * -0.15, height * 0.15));

ofEndShape(true);

ofPopMatrix();

}

this->cam.end();

int start = 125;

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/Insta202407291

2024年7月28日

Rotating hollowed-out square.

[ Video ]

[ About ]
回転する中抜き正方形。

[ 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(25);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);

	ofEnableDepthTest();
	ofSetLineWidth(3);
}

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

}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 1.44);


	int width = 200;
	int height = 200;
	int len = 15;
	for (int z = -200; z <= 200; z += 20) {

		ofPushMatrix();
		ofTranslate(0, 0, z);
		ofRotate(ofMap(ofNoise((z + 300) * 0.001 + ofGetFrameNum() * 0.02), 0, 1, -360, 360));

		ofFill();
		ofSetColor(39);

		ofBeginShape();

		ofVertex(glm::vec2(width * -0.5, height * -0.5));
		ofVertex(glm::vec2(width * 0.5, height * -0.5));
		ofVertex(glm::vec2(width * 0.5, height * 0.5));
		ofVertex(glm::vec2(width * -0.5, height * 0.5));

		ofNextContour(true);

		ofVertex(glm::vec2(width * -0.5 + len, height * -0.5 + len));
		ofVertex(glm::vec2(width * 0.5 - len, height * -0.5 + len));
		ofVertex(glm::vec2(width * 0.5 - len, height * 0.5 - len));
		ofVertex(glm::vec2(width * -0.5 + len, height * 0.5 - len));

		ofNextContour(true);

		ofVertex(glm::vec2(width * -0.25 + len, height * -0.25 + len));
		ofVertex(glm::vec2(width * 0.25 - len, height * -0.25 + len));
		ofVertex(glm::vec2(width * 0.25 - len, height * 0.25 - len));
		ofVertex(glm::vec2(width * -0.25 + len, height * 0.25 - len));

		ofEndShape(true);

		ofNoFill();
		ofSetColor(239);

		ofBeginShape();

		ofVertex(glm::vec2(width * -0.5, height * -0.5));
		ofVertex(glm::vec2(width * 0.5, height * -0.5));
		ofVertex(glm::vec2(width * 0.5, height * 0.5));
		ofVertex(glm::vec2(width * -0.5, height * 0.5));

		ofNextContour(true);

		ofVertex(glm::vec2(width * -0.5 + len, height * -0.5 + len));
		ofVertex(glm::vec2(width * 0.5 - len, height * -0.5 + len));
		ofVertex(glm::vec2(width * 0.5 - len, height * 0.5 - len));
		ofVertex(glm::vec2(width * -0.5 + len, height * 0.5 - len));

		ofNextContour(true);

		ofVertex(glm::vec2(width * -0.25 + len, height * -0.25 + len));
		ofVertex(glm::vec2(width * 0.25 - len, height * -0.25 + len));
		ofVertex(glm::vec2(width * 0.25 - len, height * 0.25 - len));
		ofVertex(glm::vec2(width * -0.25 + len, height * 0.25 - len));

		ofEndShape(true);

		ofPopMatrix();
	}

	this->cam.end();

	/*
	int start = 125;
	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();

ofSetLineWidth(3);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

int width = 200;

int height = 200;

int len = 15;

for (int z = -200; z <= 200; z += 20) {

ofPushMatrix();

ofTranslate(0, 0, z);

ofRotate(ofMap(ofNoise((z + 300) * 0.001 + ofGetFrameNum() * 0.02), 0, 1, -360, 360));

ofFill();

ofSetColor(39);

ofBeginShape();

ofVertex(glm::vec2(width * -0.5, height * -0.5));

ofVertex(glm::vec2(width * 0.5, height * -0.5));

ofVertex(glm::vec2(width * 0.5, height * 0.5));

ofVertex(glm::vec2(width * -0.5, height * 0.5));

ofNextContour(true);

ofVertex(glm::vec2(width * -0.5 + len, height * -0.5 + len));

ofVertex(glm::vec2(width * 0.5 - len, height * -0.5 + len));

ofVertex(glm::vec2(width * 0.5 - len, height * 0.5 - len));

ofVertex(glm::vec2(width * -0.5 + len, height * 0.5 - len));

ofNextContour(true);

ofVertex(glm::vec2(width * -0.25 + len, height * -0.25 + len));

ofVertex(glm::vec2(width * 0.25 - len, height * -0.25 + len));

ofVertex(glm::vec2(width * 0.25 - len, height * 0.25 - len));

ofVertex(glm::vec2(width * -0.25 + len, height * 0.25 - len));

ofEndShape(true);

ofNoFill();

ofSetColor(239);

ofBeginShape();

ofVertex(glm::vec2(width * -0.5, height * -0.5));

ofVertex(glm::vec2(width * 0.5, height * -0.5));

ofVertex(glm::vec2(width * 0.5, height * 0.5));

ofVertex(glm::vec2(width * -0.5, height * 0.5));

ofNextContour(true);

ofVertex(glm::vec2(width * -0.5 + len, height * -0.5 + len));

ofVertex(glm::vec2(width * 0.5 - len, height * -0.5 + len));

ofVertex(glm::vec2(width * 0.5 - len, height * 0.5 - len));

ofVertex(glm::vec2(width * -0.5 + len, height * 0.5 - len));

ofNextContour(true);

ofVertex(glm::vec2(width * -0.25 + len, height * -0.25 + len));

ofVertex(glm::vec2(width * 0.25 - len, height * -0.25 + len));

ofVertex(glm::vec2(width * 0.25 - len, height * 0.25 - len));

ofVertex(glm::vec2(width * -0.25 + len, height * 0.25 - len));

ofEndShape(true);

ofPopMatrix();

}

this->cam.end();

int start = 125;

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/Insta202408728

2024年7月27日

3 layer color.

[ Video ]

[ About ]
3色層。

[ Source ]

#pragma once
#include "ofMain.h"

class Actor {
public:
	Actor(vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list, ofColor color);
	void update(const int& frame_span, vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list);
	glm::vec3 getLocation();
	ofColor getColor();
	float getWordIndexNoiseValue();

private:

	int select_index;
	int next_index;

	float noise_param;
	float noise_step;

	glm::vec3 location;

	ofColor color;
};

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) {};

	vector<glm::vec3> location_list;
	vector<vector<int>> next_index_list;
	vector<int> destination_list;

	vector<unique_ptr<Actor>> actor_list;

	ofTrueTypeFont font;
	int font_size;
	vector<string> words;

	ofEasyCam cam;
};

#pragma once

#include "ofMain.h"

class Actor {

public:

Actor(vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list, ofColor color);

void update(const int& frame_span, vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list);

glm::vec3 getLocation();

ofColor getColor();

float getWordIndexNoiseValue();

private:

int select_index;

int next_index;

float noise_param;

float noise_step;

glm::vec3 location;

ofColor color;

};

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) {};

vector<glm::vec3> location_list;

vector<vector<int>> next_index_list;

vector<int> destination_list;

vector<unique_ptr<Actor>> actor_list;

ofTrueTypeFont font;

int font_size;

vector<string> words;

ofEasyCam cam;

};

#include "ofApp.h"	

//--------------------------------------------------------------
Actor::Actor(vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list, ofColor color) {

	this->select_index = ofRandom(location_list.size());
	while (true) {

		auto itr = find(destination_list.begin(), destination_list.end(), this->select_index);
		if (itr == destination_list.end()) {

			destination_list.push_back(this->select_index);
			break;
		}

		this->select_index = (this->select_index + 1) % location_list.size();
	}

	this->next_index = this->select_index;

	this->noise_param = ofRandom(1000);
	this->noise_step = ofRandom(1000);

	this->color = color;
}

//--------------------------------------------------------------
void Actor::update(const int& frame_span, vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list) {

	if (ofGetFrameNum() % frame_span == 0) {

		auto tmp_index = this->select_index;
		this->select_index = this->next_index;
		int retry = next_index_list[this->select_index].size();
		this->next_index = next_index_list[this->select_index][(int)ofRandom(next_index_list[this->select_index].size())];
		while (--retry > 0) {

			auto destination_itr = find(destination_list.begin(), destination_list.end(), this->next_index);
			if (destination_itr == destination_list.end()) {

				if (tmp_index != this->next_index) {

					destination_list.push_back(this->next_index);
					break;
				}
			}

			this->next_index = next_index_list[this->select_index][(this->next_index + 1) % next_index_list[this->select_index].size()];
		}
		if (retry <= 0) {

			destination_list.push_back(this->select_index);
			this->next_index = this->select_index;
		}
	}

	auto param = ofGetFrameNum() % frame_span;
	auto distance = location_list[this->next_index] - location_list[this->select_index];
	this->location = location_list[this->select_index] + distance / frame_span * param;

	if (this->next_index != this->select_index) {

		this->noise_step += 0.5;
	}
}

//--------------------------------------------------------------
glm::vec3 Actor::getLocation() {

	return this->location;
}

//--------------------------------------------------------------
ofColor Actor::getColor() {

	return this->color;
}

//--------------------------------------------------------------
float Actor::getWordIndexNoiseValue() {

	return ofNoise(this->noise_param, this->noise_step);
}

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

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

	ofBackground(39);
	ofSetColor(255);

	ofEnableDepthTest();

	auto span = 30;
	for (int x = -240; x <= 240; x += span) {

		for (int y = -240; y <= 240; y += span) {

			for (int z = -30; z <= 30; z += span) {

				this->location_list.push_back(glm::vec3(x, y, z));

			}
		}
	}

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

		vector<int> next_index = vector<int>();
		int index = -1;
		for (auto& other : this->location_list) {

			index++;
			if (location == other) { continue; }

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

				next_index.push_back(index);
			}
		}

		this->next_index_list.push_back(next_index);
	}

	ofColor color;
	for (int i = 0; i < 750; i++) {
		
		color.setHsb(ofMap(i, 0, 900, 0, 255), 200, 255);
		this->actor_list.push_back(make_unique<Actor>(this->location_list, this->next_index_list, this->destination_list, color));
	}

	this->font_size = 25;
	ofTrueTypeFontSettings font_settings("fonts/msgothic.ttc", this->font_size);
	this->font.load(font_settings);

	this->words = {

		"A", "B", "C", "D", "E", "F", "G", "H", "J", "K", "L", "M", "N",
		"O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z"
	};
}

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

	int frame_span = 10;
	int prev_index_size = 0;

	if (ofGetFrameNum() % frame_span == 0) {

		prev_index_size = this->destination_list.size();
	}

	for (auto& actor : this->actor_list) {

		actor->update(frame_span, this->location_list, this->next_index_list, this->destination_list);
	}

	if (prev_index_size != 0) {

		this->destination_list.erase(this->destination_list.begin(), this->destination_list.begin() + prev_index_size);
	}
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * -1.44);

	ofColor color;
	for (auto& actor : this->actor_list) {

		color.setHsb(ofMap(actor->getLocation().z, -30, 30, 10, 128), 150, 255);
		ofSetColor(color);

		ofPushMatrix();
		ofTranslate(glm::vec3(actor->getLocation().x - 15, actor->getLocation().y - 15, actor->getLocation().z));

		this->font.drawString(this->words[ofMap(actor->getWordIndexNoiseValue(), 0, 1, 0, this->words.size())], 0, 0);

		ofPopMatrix();
	}

	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);
		}
	}
	*/
}


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

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

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#include "ofApp.h"

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

Actor::Actor(vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list, ofColor color) {

this->select_index = ofRandom(location_list.size());

while (true) {

auto itr = find(destination_list.begin(), destination_list.end(), this->select_index);

if (itr == destination_list.end()) {

destination_list.push_back(this->select_index);

break;

}

this->select_index = (this->select_index + 1) % location_list.size();

}

this->next_index = this->select_index;

this->noise_param = ofRandom(1000);

this->noise_step = ofRandom(1000);

this->color = color;

}

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

void Actor::update(const int& frame_span, vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list) {

if (ofGetFrameNum() % frame_span == 0) {

auto tmp_index = this->select_index;

this->select_index = this->next_index;

int retry = next_index_list[this->select_index].size();

this->next_index = next_index_list[this->select_index][(int)ofRandom(next_index_list[this->select_index].size())];

while (--retry > 0) {

auto destination_itr = find(destination_list.begin(), destination_list.end(), this->next_index);

if (destination_itr == destination_list.end()) {

if (tmp_index != this->next_index) {

destination_list.push_back(this->next_index);

break;

}

this->next_index = next_index_list[this->select_index][(this->next_index + 1) % next_index_list[this->select_index].size()];

}

if (retry <= 0) {

destination_list.push_back(this->select_index);

this->next_index = this->select_index;

}

auto param = ofGetFrameNum() % frame_span;

auto distance = location_list[this->next_index] - location_list[this->select_index];

this->location = location_list[this->select_index] + distance / frame_span * param;

if (this->next_index != this->select_index) {

this->noise_step += 0.5;

}

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

glm::vec3 Actor::getLocation() {

return this->location;

}

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

ofColor Actor::getColor() {

return this->color;

}

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

float Actor::getWordIndexNoiseValue() {

return ofNoise(this->noise_param, this->noise_step);

}

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetColor(255);

ofEnableDepthTest();

auto span = 30;

for (int x = -240; x <= 240; x += span) {

for (int y = -240; y <= 240; y += span) {

for (int z = -30; z <= 30; z += span) {

this->location_list.push_back(glm::vec3(x, y, z));

}

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

vector<int> next_index = vector<int>();

int index = -1;

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

index++;

if (location == other) { continue; }

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

if (distance <= span) {

next_index.push_back(index);

}

this->next_index_list.push_back(next_index);

}

ofColor color;

for (int i = 0; i < 750; i++) {

color.setHsb(ofMap(i, 0, 900, 0, 255), 200, 255);

this->actor_list.push_back(make_unique<Actor>(this->location_list, this->next_index_list, this->destination_list, color));

}

this->font_size = 25;

ofTrueTypeFontSettings font_settings("fonts/msgothic.ttc", this->font_size);

this->font.load(font_settings);

this->words = {

"A", "B", "C", "D", "E", "F", "G", "H", "J", "K", "L", "M", "N",

"O", "P", "Q", "R", "S", "T", "U", "V", "W", "X", "Y", "Z"

};

}

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

void ofApp::update() {

int frame_span = 10;

int prev_index_size = 0;

if (ofGetFrameNum() % frame_span == 0) {

prev_index_size = this->destination_list.size();

}

for (auto& actor : this->actor_list) {

actor->update(frame_span, this->location_list, this->next_index_list, this->destination_list);

}

if (prev_index_size != 0) {

this->destination_list.erase(this->destination_list.begin(), this->destination_list.begin() + prev_index_size);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * -1.44);

ofColor color;

for (auto& actor : this->actor_list) {

color.setHsb(ofMap(actor->getLocation().z, -30, 30, 10, 128), 150, 255);

ofSetColor(color);

ofPushMatrix();

ofTranslate(glm::vec3(actor->getLocation().x - 15, actor->getLocation().y - 15, actor->getLocation().z));

this->font.drawString(this->words[ofMap(actor->getWordIndexNoiseValue(), 0, 1, 0, this->words.size())], 0, 0);

ofPopMatrix();

}

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);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20240727

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