プログラミング de 落描き – ページ 252 – 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1月21日

Disseminate.

[ Video ]

[ About ]
拡散。

[ 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) {};

	vector<vector<glm::vec2>> log_list;
	vector<float> seed_list;
	vector<glm::vec2> velocity_list;
	vector<int> index_list;

	float font_size;
	ofTrueTypeFont font;

	string word;
};

#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) {};

vector<vector<glm::vec2>> log_list;

vector<float> seed_list;

vector<glm::vec2> velocity_list;

vector<int> index_list;

float font_size;

ofTrueTypeFont font;

string word;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofSetColor(255);

	this->word = "JunKiyoshi.com";

	this->font_size = 30;
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);
}

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

	for (int i = this->log_list.size() - 1; i >= 0; i--) {

		if (this->log_list[i].back().y < -this->font_size || this->log_list[i].back().y > ofGetWindowHeight() + this->font_size) {

			this->log_list.erase(this->log_list.begin() + i);
			this->seed_list.erase(this->seed_list.begin() + i);
			this->velocity_list.erase(this->velocity_list.begin() + i);
			this->index_list.erase(this->index_list.begin() + i);

			continue;
		}

		auto feature = this->velocity_list[i] * 35;
		auto deg = ofMap(ofNoise(this->seed_list[i], ofGetFrameNum() * 0.005), 0, 1, 0, 360);
		feature += glm::vec2(30 * cos(deg * DEG_TO_RAD), 30 * sin(deg * DEG_TO_RAD));
		auto next = this->log_list[i].back() + glm::normalize(feature) * 15;

		this->log_list[i].push_back(next);

		while (this->log_list[i].size() > 20) {

			this->log_list[i].erase(this->log_list[i].begin());
		}
	}

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

		auto y = ofMap(sin(ofGetFrameNum() * 0.05), -1, 1, this->font_size, ofGetWindowHeight() - this->font_size);
		auto next_y = ofMap(sin((ofGetFrameNum() + 1) * 0.05), -1, 1, this->font_size, ofGetWindowHeight() - this->font_size);

		auto location = glm::vec2(360, y);
		auto next = glm::vec2(360, next_y);

		vector<glm::vec2> log;
		log.push_back(location);
		this->log_list.push_back(log);

		this->seed_list.push_back(ofMap(ofNoise(location * 0.001), 0, 1, 0, 1000));

		this->velocity_list.push_back(glm::normalize(location - next) * 2);
		this->index_list.push_back(int(ofGetFrameNum() * 0.5) % this->word.size());

	}
}

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

	int sample_count = 180;
	ofBeginShape();
	for (int i = 0; i < this->log_list.size(); i++) {

		char c = this->word[this->index_list[i]];
		ofPath path = this->font.getCharacterAsPoints(c, true, false);

		vector<ofPolyline> outline = path.getOutline();

		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

			outline_index != 0 ? ofNextContour(true) : ofNextContour(false);

			auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();

			for (auto& vertex : vertices) {

				ofVertex(this->log_list[i].back() + vertex);
			}
		}
	}
	ofEndShape(true);

	/*
	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());
}

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(39);

ofSetColor(255);

this->word = "JunKiyoshi.com";

this->font_size = 30;

this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);

}

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

void ofApp::update() {

for (int i = this->log_list.size() - 1; i >= 0; i--) {

if (this->log_list[i].back().y < -this->font_size || this->log_list[i].back().y > ofGetWindowHeight() + this->font_size) {

this->log_list.erase(this->log_list.begin() + i);

this->seed_list.erase(this->seed_list.begin() + i);

this->velocity_list.erase(this->velocity_list.begin() + i);

this->index_list.erase(this->index_list.begin() + i);

continue;

}

auto feature = this->velocity_list[i] * 35;

auto deg = ofMap(ofNoise(this->seed_list[i], ofGetFrameNum() * 0.005), 0, 1, 0, 360);

feature += glm::vec2(30 * cos(deg * DEG_TO_RAD), 30 * sin(deg * DEG_TO_RAD));

auto next = this->log_list[i].back() + glm::normalize(feature) * 15;

this->log_list[i].push_back(next);

while (this->log_list[i].size() > 20) {

this->log_list[i].erase(this->log_list[i].begin());

}

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

auto y = ofMap(sin(ofGetFrameNum() * 0.05), -1, 1, this->font_size, ofGetWindowHeight() - this->font_size);

auto next_y = ofMap(sin((ofGetFrameNum() + 1) * 0.05), -1, 1, this->font_size, ofGetWindowHeight() - this->font_size);

auto location = glm::vec2(360, y);

auto next = glm::vec2(360, next_y);

vector<glm::vec2> log;

log.push_back(location);

this->log_list.push_back(log);

this->seed_list.push_back(ofMap(ofNoise(location * 0.001), 0, 1, 0, 1000));

this->velocity_list.push_back(glm::normalize(location - next) * 2);

this->index_list.push_back(int(ofGetFrameNum() * 0.5) % this->word.size());

}

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

void ofApp::draw() {

int sample_count = 180;

ofBeginShape();

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

char c = this->word[this->index_list[i]];

ofPath path = this->font.getCharacterAsPoints(c, true, false);

vector<ofPolyline> outline = path.getOutline();

for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

outline_index != 0 ? ofNextContour(true) : ofNextContour(false);

auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();

for (auto& vertex : vertices) {

ofVertex(this->log_list[i].back() + vertex);

}

ofEndShape(true);

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/Insta20240121

2024年1月20日

Overlap walker.

[ Video ]

[ About ]
ウォーカーを重ねる。

[ 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) {};

	vector<vector<glm::vec2>> log_list;
	vector<float> seed_list;
	vector<float> size_list;
	vector<glm::vec2> velocity_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) {};

vector<vector<glm::vec2>> log_list;

vector<float> seed_list;

vector<float> size_list;

vector<glm::vec2> velocity_list;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(0);
}

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

	int base_radius = (ofGetFrameNum() * 2) % 420 + 60;

	for (int i = this->log_list.size() - 1; i >= 0; i--) {

		if (glm::length(this->log_list[i].back()) > 720) {

			this->log_list.erase(this->log_list.begin() + i);
			this->seed_list.erase(this->seed_list.begin() + i);
			this->size_list.erase(this->size_list.begin() + i);
			this->velocity_list.erase(this->velocity_list.begin() + i);

			continue;
		}

		auto feature = this->velocity_list[i] * 100;
		auto deg = ofMap(ofNoise(this->seed_list[i], ofGetFrameNum() * 0.005), 0, 1, 0, 360);
		feature += glm::vec2(30 * cos(deg * DEG_TO_RAD), 30 * sin(deg * DEG_TO_RAD));
		auto next = this->log_list[i].back() + glm::normalize(feature) * 10;

		this->log_list[i].push_back(next);

		while (this->log_list[i].size() > 20) {

			this->log_list[i].erase(this->log_list[i].begin());
		}
	}

	for (int i = 0; i < 2; i++) {

		int deg = ofGetFrameNum() * 1.44 + (ofGetFrameNum() % 3) * 120;
		int next_deg = deg + 1;
		float radius = ofRandom(145, 155);

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

		vector<glm::vec2> log;
		log.push_back(location);
		this->log_list.push_back(log);

		this->seed_list.push_back(ofMap(ofNoise(location * 0.001), 0, 1, 0, 1000));
		this->size_list.push_back(ofRandom(5, 35));

		this->velocity_list.push_back(glm::normalize(location - next));
	}
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

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

		for (int deg = 0; deg < 360; deg += 1) {

			ofVertex(this->log_list[i].back() + glm::vec2(this->size_list[i] * cos(deg * DEG_TO_RAD), this->size_list[i] * sin(deg *DEG_TO_RAD)));
		}
		
		if (i % 2 == 1) {

			ofNextContour(true);
		}
		else {

			ofNextContour(false);
		}
	}
	ofEndShape();

	/*
	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());
}

100

101

102

103

104

105

106

107

108

109

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(0);

}

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

void ofApp::update() {

int base_radius = (ofGetFrameNum() * 2) % 420 + 60;

for (int i = this->log_list.size() - 1; i >= 0; i--) {

if (glm::length(this->log_list[i].back()) > 720) {

this->log_list.erase(this->log_list.begin() + i);

this->seed_list.erase(this->seed_list.begin() + i);

this->size_list.erase(this->size_list.begin() + i);

this->velocity_list.erase(this->velocity_list.begin() + i);

continue;

}

auto feature = this->velocity_list[i] * 100;

auto deg = ofMap(ofNoise(this->seed_list[i], ofGetFrameNum() * 0.005), 0, 1, 0, 360);

feature += glm::vec2(30 * cos(deg * DEG_TO_RAD), 30 * sin(deg * DEG_TO_RAD));

auto next = this->log_list[i].back() + glm::normalize(feature) * 10;

this->log_list[i].push_back(next);

while (this->log_list[i].size() > 20) {

this->log_list[i].erase(this->log_list[i].begin());

}

for (int i = 0; i < 2; i++) {

int deg = ofGetFrameNum() * 1.44 + (ofGetFrameNum() % 3) * 120;

int next_deg = deg + 1;

float radius = ofRandom(145, 155);

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

auto next = glm::vec2(radius * cos(next_deg * DEG_TO_RAD), radius * sin(next_deg * DEG_TO_RAD));

vector<glm::vec2> log;

log.push_back(location);

this->log_list.push_back(log);

this->seed_list.push_back(ofMap(ofNoise(location * 0.001), 0, 1, 0, 1000));

this->size_list.push_back(ofRandom(5, 35));

this->velocity_list.push_back(glm::normalize(location - next));

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofBeginShape();

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

for (int deg = 0; deg < 360; deg += 1) {

ofVertex(this->log_list[i].back() + glm::vec2(this->size_list[i] * cos(deg * DEG_TO_RAD), this->size_list[i] * sin(deg *DEG_TO_RAD)));

}

if (i % 2 == 1) {

ofNextContour(true);

}

else {

ofNextContour(false);

}

ofEndShape();

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/Insta20240120

2024年1月19日

Overlap circles.

[ Video ]

[ About ]
円を重ねる。

[ 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) {};
};

#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) {};

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofSetColor(255);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	ofBeginShape();

	for (int y = -230; y <= 230; y += 230) {

		for (int i = 0; i < 6; i++) {

			auto radius = 50 * ofMap(i, 0, 6, 0.5, 1.8);
			auto noise_seed = ofRandom(1000);
			auto x = ofMap(ofNoise(noise_seed, ofGetFrameNum() * 0.0075), 0, 1, -320, 320);

			for (int deg = 0; deg < 360; deg += 1) {

				auto vertex = glm::vec2(x + radius * cos(deg * DEG_TO_RAD), y + radius * sin(deg * DEG_TO_RAD));

				ofVertex(vertex);

			}

			if (i % 2 == 1) {

				ofNextContour(true);
			}
			else {

				ofNextContour(false);
			}
		}
	}
	ofEndShape();

	/*
	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());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(39);

ofSetColor(255);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofBeginShape();

for (int y = -230; y <= 230; y += 230) {

for (int i = 0; i < 6; i++) {

auto radius = 50 * ofMap(i, 0, 6, 0.5, 1.8);

auto noise_seed = ofRandom(1000);

auto x = ofMap(ofNoise(noise_seed, ofGetFrameNum() * 0.0075), 0, 1, -320, 320);

for (int deg = 0; deg < 360; deg += 1) {

auto vertex = glm::vec2(x + radius * cos(deg * DEG_TO_RAD), y + radius * sin(deg * DEG_TO_RAD));

ofVertex(vertex);

}

if (i % 2 == 1) {

ofNextContour(true);

}

else {

ofNextContour(false);

}

ofEndShape();

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/Insta20240119

2026年2月
月	火	水	木	金	土	日
						1
2	3	4	5	6	7	8
9	10	11	12	13	14	15
16	17	18	19	20	21	22
23	24	25	26	27	28