プログラミング de 落描き – ページ 4 – クリエイティブ・コーディングによる生成物とソース

2025年8月5日

Target with arrow.

[ Video ]

[ About ]
矢印で指す。

[ 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) {};

	void draw_arrow(glm::vec2 location, glm::vec2 next_location, float size, ofColor fill_color, ofColor no_fill_color);

	vector<glm::vec2> location_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 windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

void draw_arrow(glm::vec2 location, glm::vec2 next_location, float size, ofColor fill_color, ofColor no_fill_color);

vector<glm::vec2> location_list;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofSetColor(239); 

	for (int x = -300; x <= 300; x += 40) {

		for (int y = -300; y <= 300; y += 40) {

			this->location_list.push_back(glm::vec2(x, y));
		}
	}
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	auto target = glm::vec2(
		ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, -300, 300),
		ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, -300, 300));

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

		auto distance = glm::distance(location, target);
		this->draw_arrow(location, target, distance > 100 ? 25 : ofMap(distance, 0, 100, 0, 25), ofColor(0), ofColor(255));
	}

	/*
	int start = 100;
	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_arrow(glm::vec2 location, glm::vec2 next_location, float size, ofColor fill_color, ofColor no_fill_color) {

	auto angle = std::atan2(next_location.y - location.y, next_location.x - location.x);

	ofSetColor(fill_color);
	ofFill();
	ofBeginShape();
	ofVertex(glm::vec2(size * 0.8 * cos(angle), size * 0.8 * sin(angle)) + location);
	ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) + location);
	ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) + location);
	ofEndShape(true);

	ofBeginShape();
	ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25 + location);
	ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25 - glm::vec2(size * cos(angle), size * sin(angle)) * 0.5 + location);
	ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25 - glm::vec2(size * cos(angle), size * sin(angle)) * 0.5 + location);
	ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25 + location);
	ofEndShape(true);

	ofSetColor(no_fill_color);
	ofNoFill();
	ofSetLineWidth(2);
	ofBeginShape();
	ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25 + location);
	ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) + location);
	ofVertex(glm::vec2(size * 0.8 * cos(angle), size * 0.8 * sin(angle)) + location);
	ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) + location);
	ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25 + location);
	ofEndShape();

	ofBeginShape();
	ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25 + location);
	ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25 - glm::vec2(size * cos(angle), size * sin(angle)) * 0.5 + location);
	ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25 - glm::vec2(size * cos(angle), size * sin(angle)) * 0.5 + location);
	ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25 + location);
	ofEndShape();
}

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

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

100

101

102

103

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(39);

ofSetColor(239);

for (int x = -300; x <= 300; x += 40) {

for (int y = -300; y <= 300; y += 40) {

this->location_list.push_back(glm::vec2(x, y));

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

auto target = glm::vec2(

ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, -300, 300),

ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, -300, 300));

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

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

this->draw_arrow(location, target, distance > 100 ? 25 : ofMap(distance, 0, 100, 0, 25), ofColor(0), ofColor(255));

}

int start = 100;

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_arrow(glm::vec2 location, glm::vec2 next_location, float size, ofColor fill_color, ofColor no_fill_color) {

auto angle = std::atan2(next_location.y - location.y, next_location.x - location.x);

ofSetColor(fill_color);

ofFill();

ofBeginShape();

ofVertex(glm::vec2(size * 0.8 * cos(angle), size * 0.8 * sin(angle)) + location);

ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) + location);

ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) + location);

ofEndShape(true);

ofBeginShape();

ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25 + location);

ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25 - glm::vec2(size * cos(angle), size * sin(angle)) * 0.5 + location);

ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25 - glm::vec2(size * cos(angle), size * sin(angle)) * 0.5 + location);

ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25 + location);

ofEndShape(true);

ofSetColor(no_fill_color);

ofNoFill();

ofSetLineWidth(2);

ofBeginShape();

ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25 + location);

ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) + location);

ofVertex(glm::vec2(size * 0.8 * cos(angle), size * 0.8 * sin(angle)) + location);

ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) + location);

ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25 + location);

ofEndShape();

ofBeginShape();

ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25 + location);

ofVertex(glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25 - glm::vec2(size * cos(angle), size * sin(angle)) * 0.5 + location);

ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25 - glm::vec2(size * cos(angle), size * sin(angle)) * 0.5 + location);

ofVertex(glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25 + location);

ofEndShape();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20250805

2025年8月4日

Flow arrow.

[ Video ]

[ About ]
矢印の流れ。

[ 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) {};

	void draw_arrow(glm::vec2 location, float angle, float size);

	vector<glm::vec2> location_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 windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

void draw_arrow(glm::vec2 location, float angle, float size);

vector<glm::vec2> location_list;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);

	for (int x = -300; x <= 300; x += 30) {

		for (int y = -300; y <= 300; y += 30) {

			this->location_list.push_back(glm::vec2(x, y));
		}
	}
}

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

}

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

	ofTranslate(ofGetWindowSize() * 0.5);

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

		int angle = ofMap(ofNoise(glm::vec2(location.x * 0.00025, location.y * 0.00025 + ofGetFrameNum() * 0.005)), 0, 1, 0, 720);
		angle = angle - angle % 45;
		this->draw_arrow(location, angle, 18);
	}

	/*
	int start = 100;
	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_arrow(glm::vec2 location, float angle, float size) {

	angle *= DEG_TO_RAD;

	ofBeginShape();
	ofVertex(location + glm::vec2(size * cos(angle), size * sin(angle)));
	ofVertex(location + glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)));
	ofVertex(location + glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)));
	ofEndShape(true);

	ofBeginShape();
	ofVertex(location + glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25);
	ofVertex(location + glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25 - glm::vec2(size * cos(angle), size * sin(angle)) * 0.5);
	ofVertex(location + glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25 - glm::vec2(size * cos(angle), size * sin(angle)) * 0.5);
	ofVertex(location + glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25);
	ofEndShape(true);
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

for (int x = -300; x <= 300; x += 30) {

for (int y = -300; y <= 300; y += 30) {

this->location_list.push_back(glm::vec2(x, y));

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofColor color;

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

int angle = ofMap(ofNoise(glm::vec2(location.x * 0.00025, location.y * 0.00025 + ofGetFrameNum() * 0.005)), 0, 1, 0, 720);

angle = angle - angle % 45;

this->draw_arrow(location, angle, 18);

}

int start = 100;

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_arrow(glm::vec2 location, float angle, float size) {

angle *= DEG_TO_RAD;

ofBeginShape();

ofVertex(location + glm::vec2(size * cos(angle), size * sin(angle)));

ofVertex(location + glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)));

ofVertex(location + glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)));

ofEndShape(true);

ofBeginShape();

ofVertex(location + glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25);

ofVertex(location + glm::vec2(size * 0.5 * cos(angle + PI * 0.5), size * 0.5 * sin(angle + PI * 0.5)) * 0.25 - glm::vec2(size * cos(angle), size * sin(angle)) * 0.5);

ofVertex(location + glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25 - glm::vec2(size * cos(angle), size * sin(angle)) * 0.5);

ofVertex(location + glm::vec2(size * 0.5 * cos(angle - PI * 0.5), size * 0.5 * sin(angle - PI * 0.5)) * 0.25);

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20250804

2025年8月3日

Found 2 words.

[ Video ]

[ About ]
2つのワードを探す。

[ 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) {};

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

	vector<glm::vec2> location_list;
	vector<int> index_list;
	int match = 3;
	float noise_param;

	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) {};

float font_size;

ofTrueTypeFont font;

vector<string> words;

vector<glm::vec2> location_list;

vector<int> index_list;

int match = 3;

float noise_param;

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(239);

	this->font_size = 40;
	ofTrueTypeFontSettings font_settings("fonts/msgothic.ttc", this->font_size);
	this->font.load(font_settings);

	this->words = {

		"R", "E", "D", "B", "L", "U"
	};

	for (float y = (this->font_size * 1.2) * 12; y >= (this->font_size * 1.2) * -12; y -= this->font_size * 1.2) {

		for (float x = (this->font_size * 0.8) * -18; x <= (this->font_size * 0.8) * 18; x += this->font_size * 0.8) {
			
			this->location_list.push_back(glm::vec2(x, y));
			this->index_list.push_back((int)ofRandom(this->words.size()));
		}
	}
}

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

	ofSeedRandom(39);
	this->noise_param += 0.005;

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

		this->index_list[i] = ofMap(ofNoise(ofRandom(1000), this->noise_param), 0, 1, 0, this->words.size());
	}
}

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

	this->cam.begin();
	ofTranslate(this->font_size * -0.25, 0);

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

		ofColor color;

		ofPushMatrix();
		ofTranslate(this->location_list[i]);

		auto flag_1 = true;
		auto flag_2 = true;
		auto flag_3 = true;
		auto flag_4 = true;

		if (i < this->location_list.size() - this->match - 37 * 2 &&
			this->index_list[i] == 0 &&
			this->index_list[i + 37] == 1 &&
			this->index_list[i + 37 * 2] == 2) {
		}
		else if (i > 37 &&
			i < this->location_list.size() - this->match - 37 &&
			this->index_list[i - 37] == 0 &&
			this->index_list[i] == 1 &&
			this->index_list[i + 37] == 2) {
		}
		else if (i > 37 * 2 &&
			i < this->location_list.size() - this->match &&
			this->index_list[i - 37 * 2] == 0 &&
			this->index_list[i - 37] == 1 &&
			this->index_list[i] == 2) {
		}
		else {

			flag_1 = false;
		}

		if (i < this->location_list.size() - this->match - 37 * 2 &&
			this->index_list[i] == 3 &&
			this->index_list[i + 37] == 4 &&
			this->index_list[i + 37 * 2] == 5) {
		}
		else if (i > 37 &&
			i < this->location_list.size() - this->match - 37 &&
			this->index_list[i - 37] == 3 &&
			this->index_list[i] == 4 &&
			this->index_list[i + 37] == 5) {
		}
		else if (i > 37 * 2 &&
			i < this->location_list.size() - this->match &&
			this->index_list[i - 37 * 2] == 3 &&
			this->index_list[i - 37] == 4 &&
			this->index_list[i] == 5) {
		}
		else {

			flag_3 = false;
		}

		if (i < this->location_list.size() - this->match &&
			this->index_list[i] == 0 &&
			this->index_list[i + 1] == 1 &&
			this->index_list[i + 2] == 2) {
		}
		else if (i > 1 &&
			i < this->location_list.size() - this->match &&
			this->index_list[i - 1] == 0 &&
			this->index_list[i] == 1 &&
			this->index_list[i + 1] == 2) {
		}
		else if (i > 2 &&
			i < this->location_list.size() - this->match &&
			this->index_list[i - 2] == 0 &&
			this->index_list[i - 1] == 1 &&
			this->index_list[i] == 2) {
		}
		else {

			flag_2 = false;
		}

		if (i < this->location_list.size() - this->match &&
			this->index_list[i] == 3 &&
			this->index_list[i + 1] == 4 &&
			this->index_list[i + 2] == 5) {
		}
		else if (i > 1 &&
			i < this->location_list.size() - this->match &&
			this->index_list[i - 1] == 3 &&
			this->index_list[i] == 4 &&
			this->index_list[i + 1] == 5) {
		}
		else if (i > 2 &&
			i < this->location_list.size() - this->match &&
			this->index_list[i - 2] == 3 &&
			this->index_list[i - 1] == 4 &&
			this->index_list[i] == 5) {
		}
		else {

			flag_4 = false;
		}

		if (flag_1 || flag_2) { color.setHsb(0, 255, 200); }
		if (flag_3 || flag_4) { color.setHsb(140, 255, 200); }
		!flag_1 && !flag_2 && !flag_3 && !flag_4 ? ofSetColor(180) : ofSetColor(color);

		this->font.drawString(this->words[this->index_list[i]], this->font_size * -0.25, this->font_size * -0.5);

		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);
		}
	}
	*/
}

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

this->font_size = 40;

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

this->font.load(font_settings);

this->words = {

"R", "E", "D", "B", "L", "U"

};

for (float y = (this->font_size * 1.2) * 12; y >= (this->font_size * 1.2) * -12; y -= this->font_size * 1.2) {

for (float x = (this->font_size * 0.8) * -18; x <= (this->font_size * 0.8) * 18; x += this->font_size * 0.8) {

this->location_list.push_back(glm::vec2(x, y));

this->index_list.push_back((int)ofRandom(this->words.size()));

}

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

void ofApp::update() {

ofSeedRandom(39);

this->noise_param += 0.005;

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

this->index_list[i] = ofMap(ofNoise(ofRandom(1000), this->noise_param), 0, 1, 0, this->words.size());

}

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

void ofApp::draw() {

this->cam.begin();

ofTranslate(this->font_size * -0.25, 0);

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

ofColor color;

ofPushMatrix();

ofTranslate(this->location_list[i]);

auto flag_1 = true;

auto flag_2 = true;

auto flag_3 = true;

auto flag_4 = true;

if (i < this->location_list.size() - this->match - 37 * 2 &&

this->index_list[i] == 0 &&

this->index_list[i + 37] == 1 &&

this->index_list[i + 37 * 2] == 2) {

}

else if (i > 37 &&

i < this->location_list.size() - this->match - 37 &&

this->index_list[i - 37] == 0 &&

this->index_list[i] == 1 &&

this->index_list[i + 37] == 2) {

}

else if (i > 37 * 2 &&

i < this->location_list.size() - this->match &&

this->index_list[i - 37 * 2] == 0 &&

this->index_list[i - 37] == 1 &&

this->index_list[i] == 2) {

}

else {

flag_1 = false;

}

if (i < this->location_list.size() - this->match - 37 * 2 &&

this->index_list[i] == 3 &&

this->index_list[i + 37] == 4 &&

this->index_list[i + 37 * 2] == 5) {

}

else if (i > 37 &&

i < this->location_list.size() - this->match - 37 &&

this->index_list[i - 37] == 3 &&

this->index_list[i] == 4 &&

this->index_list[i + 37] == 5) {

}

else if (i > 37 * 2 &&

i < this->location_list.size() - this->match &&

this->index_list[i - 37 * 2] == 3 &&

this->index_list[i - 37] == 4 &&

this->index_list[i] == 5) {

}

else {

flag_3 = false;

}

if (i < this->location_list.size() - this->match &&

this->index_list[i] == 0 &&

this->index_list[i + 1] == 1 &&

this->index_list[i + 2] == 2) {

}

else if (i > 1 &&

i < this->location_list.size() - this->match &&

this->index_list[i - 1] == 0 &&

this->index_list[i] == 1 &&

this->index_list[i + 1] == 2) {

}

else if (i > 2 &&

i < this->location_list.size() - this->match &&

this->index_list[i - 2] == 0 &&

this->index_list[i - 1] == 1 &&

this->index_list[i] == 2) {

}

else {

flag_2 = false;

}

if (i < this->location_list.size() - this->match &&

this->index_list[i] == 3 &&

this->index_list[i + 1] == 4 &&

this->index_list[i + 2] == 5) {

}

else if (i > 1 &&

i < this->location_list.size() - this->match &&

this->index_list[i - 1] == 3 &&

this->index_list[i] == 4 &&

this->index_list[i + 1] == 5) {

}

else if (i > 2 &&

i < this->location_list.size() - this->match &&

this->index_list[i - 2] == 3 &&

this->index_list[i - 1] == 4 &&

this->index_list[i] == 5) {

}

else {

flag_4 = false;

}

if (flag_1 || flag_2) { color.setHsb(0, 255, 200); }

if (flag_3 || flag_4) { color.setHsb(140, 255, 200); }

!flag_1 && !flag_2 && !flag_3 && !flag_4 ? ofSetColor(180) : ofSetColor(color);

this->font.drawString(this->words[this->index_list[i]], this->font_size * -0.25, this->font_size * -0.5);

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);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20250803

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