openFrameworks – ページ 2 – プログラミング de 落描き

2025年1月28日2025年1月28日

Color square.

[ Video ]

[ About ]
色正方形。

[ 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) {};

	float len;
	vector<glm::vec2> start_location_list;
	vector<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 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) {};

float len;

vector<glm::vec2> start_location_list;

vector<vector<glm::vec2>> location_list;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
	ofSetLineWidth(2);

	this->len = 10;
	for (float x = this->len * 10; x <= ofGetWidth() - this->len * 10; x += this->len) {

		for (float y = this->len * 10; y <= ofGetHeight() - this->len * 10; y += this->len) {

			this->start_location_list.push_back(glm::vec3(x, y, 0));
		}
	}

	for (int i = 0; i < 24; i++) {

		int r = ofRandom(this->start_location_list.size());

		auto log_list = vector<glm::vec2>();
		log_list.push_back(this->start_location_list[r]);
		this->location_list.push_back(log_list);
	}
}

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

	ofSeedRandom(39);

	if (ofGetFrameNum() % 1 == 0) {

		int i = 0;
		for (auto& log_list : this->location_list) {

			auto noise_param = ofRandom(1000);

			int r = ofMap(ofNoise(noise_param, ofGetFrameNum() * 0.05), 0, 1, i, i + 4);
			int deg_start = r * 90;
			for (int deg = deg_start; deg < deg_start + 360; deg += 90) {

				auto tmp_location = log_list.back() + glm::vec2(this->len * cos(deg * DEG_TO_RAD), this->len * sin(deg * DEG_TO_RAD));
				if (tmp_location.x < this->len * 10 || tmp_location.x > ofGetWidth() - this->len * 10
					|| tmp_location.y < this->len * 10 || tmp_location.y > ofGetHeight() - this->len * 10) {

					continue;
				}

				bool flag = false;
				for (int i = 0; i < log_list.size(); i++) {

					if (tmp_location == log_list[i] && deg_start != deg && deg_start % 360 == deg % 360) {

						flag = true;
						break;
					}
				}
				if (flag) { continue; }

				log_list.push_back(tmp_location);
				break;
			}

			while (log_list.size() > 100) {

				log_list.erase(log_list.begin());
			}

			i++;
		}
	}
}

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

	ofColor color;
	int index = 0;
	for (auto& log_list : this->location_list) {

		color.setHsb(ofMap(index, 0, this->location_list.size(), 0, 255), 230, 255);
		for (int i = 1; i < log_list.size(); i++) {

			ofSetColor(color, ofMap(i, 1, log_list.size(), 0, 255));
			ofDrawLine(log_list[i], log_list[i - 1]);
		}

		index++;
	}

	/*
	int start = 150;
	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);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

ofSetLineWidth(2);

this->len = 10;

for (float x = this->len * 10; x <= ofGetWidth() - this->len * 10; x += this->len) {

for (float y = this->len * 10; y <= ofGetHeight() - this->len * 10; y += this->len) {

this->start_location_list.push_back(glm::vec3(x, y, 0));

}

for (int i = 0; i < 24; i++) {

int r = ofRandom(this->start_location_list.size());

auto log_list = vector<glm::vec2>();

log_list.push_back(this->start_location_list[r]);

this->location_list.push_back(log_list);

}

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

void ofApp::update() {

ofSeedRandom(39);

if (ofGetFrameNum() % 1 == 0) {

int i = 0;

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

auto noise_param = ofRandom(1000);

int r = ofMap(ofNoise(noise_param, ofGetFrameNum() * 0.05), 0, 1, i, i + 4);

int deg_start = r * 90;

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

auto tmp_location = log_list.back() + glm::vec2(this->len * cos(deg * DEG_TO_RAD), this->len * sin(deg * DEG_TO_RAD));

if (tmp_location.x < this->len * 10 || tmp_location.x > ofGetWidth() - this->len * 10

|| tmp_location.y < this->len * 10 || tmp_location.y > ofGetHeight() - this->len * 10) {

continue;

}

bool flag = false;

for (int i = 0; i < log_list.size(); i++) {

if (tmp_location == log_list[i] && deg_start != deg && deg_start % 360 == deg % 360) {

flag = true;

break;

}

if (flag) { continue; }

log_list.push_back(tmp_location);

break;

}

while (log_list.size() > 100) {

log_list.erase(log_list.begin());

}

i++;

}

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

void ofApp::draw() {

ofColor color;

int index = 0;

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

color.setHsb(ofMap(index, 0, this->location_list.size(), 0, 255), 230, 255);

for (int i = 1; i < log_list.size(); i++) {

ofSetColor(color, ofMap(i, 1, log_list.size(), 0, 255));

ofDrawLine(log_list[i], log_list[i - 1]);

}

index++;

}

int start = 150;

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/Insta20250128

2025年1月27日

Scribble.

[ Video ]

[ About ]
リクエストを頂いて。

[ 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) {};

	float len;
	vector<glm::vec2> start_location_list;
	vector<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 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) {};

float len;

vector<glm::vec2> start_location_list;

vector<vector<glm::vec2>> location_list;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(0);
	ofSetLineWidth(2);

	this->len = 10;
	for (float x = this->len * 10; x <= ofGetWidth() - this->len * 10; x += this->len) {

		for (float y = this->len * 10; y <= ofGetHeight() - this->len * 10; y += this->len) {

			this->start_location_list.push_back(glm::vec3(x, y, 0));
		}
	}

	for (int i = 0; i < 12; i++) {

		int r = ofRandom(this->start_location_list.size());

		auto log_list = vector<glm::vec2>();
		log_list.push_back(this->start_location_list[r]);
		this->location_list.push_back(log_list);
	}
}

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

	ofSeedRandom(39);

	if (ofGetFrameNum() % 1 == 0) {

		int i = 0;
		for (auto& log_list : this->location_list) {

			auto noise_param = ofRandom(1000);

			int r = ofMap(ofNoise(noise_param, ofGetFrameNum() * 0.05), 0, 1, i, i + 4);
			int deg_start = r * 90;
			for (int deg = deg_start; deg < deg_start + 360; deg += 90) {

				auto tmp_location = log_list.back() + glm::vec2(this->len * cos(deg * DEG_TO_RAD), this->len * sin(deg * DEG_TO_RAD));
				if (tmp_location.x < this->len * 10 || tmp_location.x > ofGetWidth() - this->len * 10
					|| tmp_location.y < this->len * 10 || tmp_location.y > ofGetHeight() - this->len * 10) {

					continue;
				}

				bool flag = false;
				for (int i = 0; i < log_list.size(); i++) {

					if (tmp_location == log_list[i] && deg_start != deg && deg_start % 360 == deg % 360) {

						flag = true;
						break;
					}
				}
				if (flag) { continue; }

				log_list.push_back(tmp_location);
				break;
			}

			while (log_list.size() > 100) {

				log_list.erase(log_list.begin());
			}

			i++;
		}
	}
}

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

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

		for (int i = 1; i < log_list.size(); i++) {

			ofSetColor(0, ofMap(i, 1, log_list.size(), 0, 255));
			ofDrawLine(log_list[i], log_list[i - 1]);
		}
	}

	/*
	int start = 150;
	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);

ofSetColor(0);

ofSetLineWidth(2);

this->len = 10;

for (float x = this->len * 10; x <= ofGetWidth() - this->len * 10; x += this->len) {

for (float y = this->len * 10; y <= ofGetHeight() - this->len * 10; y += this->len) {

this->start_location_list.push_back(glm::vec3(x, y, 0));

}

for (int i = 0; i < 12; i++) {

int r = ofRandom(this->start_location_list.size());

auto log_list = vector<glm::vec2>();

log_list.push_back(this->start_location_list[r]);

this->location_list.push_back(log_list);

}

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

void ofApp::update() {

ofSeedRandom(39);

if (ofGetFrameNum() % 1 == 0) {

int i = 0;

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

auto noise_param = ofRandom(1000);

int r = ofMap(ofNoise(noise_param, ofGetFrameNum() * 0.05), 0, 1, i, i + 4);

int deg_start = r * 90;

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

auto tmp_location = log_list.back() + glm::vec2(this->len * cos(deg * DEG_TO_RAD), this->len * sin(deg * DEG_TO_RAD));

if (tmp_location.x < this->len * 10 || tmp_location.x > ofGetWidth() - this->len * 10

|| tmp_location.y < this->len * 10 || tmp_location.y > ofGetHeight() - this->len * 10) {

continue;

}

bool flag = false;

for (int i = 0; i < log_list.size(); i++) {

if (tmp_location == log_list[i] && deg_start != deg && deg_start % 360 == deg % 360) {

flag = true;

break;

}

if (flag) { continue; }

log_list.push_back(tmp_location);

break;

}

while (log_list.size() > 100) {

log_list.erase(log_list.begin());

}

i++;

}

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

void ofApp::draw() {

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

for (int i = 1; i < log_list.size(); i++) {

ofSetColor(0, ofMap(i, 1, log_list.size(), 0, 255));

ofDrawLine(log_list[i], log_list[i - 1]);

}

int start = 150;

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/Insta20250127

2025年1月26日

Circle.

[ Video ]

[ About ]
円。

[ 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);
	void update(const int& frame_span, vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list);
	glm::vec3 getLocation();
	deque<glm::vec3> getLog();
	ofColor color;

private:

	int select_index;
	int next_index;

	glm::vec3 location;
	deque<glm::vec3> log;
};

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;
};

#pragma once

#include "ofMain.h"

class Actor {

public:

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

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

glm::vec3 getLocation();

deque<glm::vec3> getLog();

ofColor color;

private:

int select_index;

int next_index;

glm::vec3 location;

deque<glm::vec3> log;

};

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;

};

#include "ofApp.h"	

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

	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->color.setHsb(ofRandom(255), 0, 255);
}

//--------------------------------------------------------------
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;

	this->log.push_front(this->location);
	while (this->log.size() > 25) { this->log.pop_back(); }
}

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

	return this->location;
}

//--------------------------------------------------------------
deque<glm::vec3> Actor::getLog() {

	return this->log;
}

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

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

	ofBackground(39);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

	auto span = 15;
	for (int x = -330; x <= 330; x += span) {

		for (int y = -330; y <= 330; y += span) {

			if (glm::length(glm::vec3(x, y, 0)) > 150 && glm::length(glm::vec3(x, y, 0)) < 300) {

				this->location_list.push_back(glm::vec3(x, y, 0));
			}
		}
	}

	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);
	}

	for (int i = 0; i < 250; i++) {

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

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

	if(ofGetFrameNum() % 100 > 75){
		
		return;
	}

	int frame_span = 5;
	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() {

	ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

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

		ofSetColor(actor->color);
		for (auto& l : actor->getLog()) {

			ofDrawRectangle(l, 5, 5);
		}
	}

	/*
	int start = 200;
	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) {

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->color.setHsb(ofRandom(255), 0, 255);

}

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

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;

this->log.push_front(this->location);

while (this->log.size() > 25) { this->log.pop_back(); }

}

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

glm::vec3 Actor::getLocation() {

return this->location;

}

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

deque<glm::vec3> Actor::getLog() {

return this->log;

}

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

auto span = 15;

for (int x = -330; x <= 330; x += span) {

for (int y = -330; y <= 330; y += span) {

if (glm::length(glm::vec3(x, y, 0)) > 150 && glm::length(glm::vec3(x, y, 0)) < 300) {

this->location_list.push_back(glm::vec3(x, y, 0));

}

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);

}

for (int i = 0; i < 250; i++) {

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

}

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

void ofApp::update() {

if(ofGetFrameNum() % 100 > 75){

return;

}

int frame_span = 5;

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() {

ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

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

ofSetColor(actor->color);

for (auto& l : actor->getLog()) {

ofDrawRectangle(l, 5, 5);

}

int start = 200;

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/Insta20250126

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