junkiyoshi – ページ 148 – プログラミング de 落描き

2024年9月5日

Gaps.

[ Video ]

[ About ]
差。

[ 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) {};

	ofTrueTypeFont font;
	ofPixels pixels;
};

#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) {};

ofTrueTypeFont font;

ofPixels pixels;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofSetColor(255);
	ofFill();

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 175, true, true, true);

	ofFbo fbo;
	fbo.allocate(ofGetWidth(), ofGetHeight());
	fbo.begin();
	ofClear(0);
	ofSetColor(0);

	auto word = "NOISE";
	this->font.drawString(word, -5, 90 + 360);

	fbo.end();
	auto span = 10;
	fbo.readToPixels(this->pixels);
}

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

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

	int len = 10;
	for (int x = 0; x <= ofGetWindowWidth(); x += len) {

		for (int y = 0; y <= ofGetWindowHeight(); y += len) {

			auto noise_value = ofNoise(x * 0.002, y * 0.002, ofGetFrameNum() * 0.015);

			ofColor color = pixels.getColor(x, y);
			if (color != ofColor(0, 0)) {

				auto color_value = noise_value < 0.4 ? 0 : noise_value > 0.85 ? 239 : ofMap(noise_value, 0.4, 0.85, 0, 239);

				ofFill();
				ofSetColor(color_value);

				ofDrawRectangle(x, y, len, len);

				ofNoFill();
				ofSetColor(color_value == 239 ? 39 : 128);

				ofDrawRectangle(x, y, len, len);
			}
			else {

				auto color_value = noise_value < 0.4 ? 239 : noise_value > 0.85 ? 0 : ofMap(noise_value, 0.4, 0.85, 239, 0);

				ofFill();
				ofSetColor(color_value);

				ofDrawRectangle(x, y, len, len);

				ofNoFill();
				ofSetColor(color_value == 239 ? 128 : 39);

				ofDrawRectangle(x, y, len, len);
			}
		}
	}

	/*
	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);

ofFill();

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 175, true, true, true);

ofFbo fbo;

fbo.allocate(ofGetWidth(), ofGetHeight());

fbo.begin();

ofClear(0);

ofSetColor(0);

auto word = "NOISE";

this->font.drawString(word, -5, 90 + 360);

fbo.end();

auto span = 10;

fbo.readToPixels(this->pixels);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

int len = 10;

for (int x = 0; x <= ofGetWindowWidth(); x += len) {

for (int y = 0; y <= ofGetWindowHeight(); y += len) {

auto noise_value = ofNoise(x * 0.002, y * 0.002, ofGetFrameNum() * 0.015);

ofColor color = pixels.getColor(x, y);

if (color != ofColor(0, 0)) {

auto color_value = noise_value < 0.4 ? 0 : noise_value > 0.85 ? 239 : ofMap(noise_value, 0.4, 0.85, 0, 239);

ofFill();

ofSetColor(color_value);

ofDrawRectangle(x, y, len, len);

ofNoFill();

ofSetColor(color_value == 239 ? 39 : 128);

ofDrawRectangle(x, y, len, len);

}

else {

auto color_value = noise_value < 0.4 ? 239 : noise_value > 0.85 ? 0 : ofMap(noise_value, 0.4, 0.85, 239, 0);

ofFill();

ofSetColor(color_value);

ofDrawRectangle(x, y, len, len);

ofNoFill();

ofSetColor(color_value == 239 ? 128 : 39);

ofDrawRectangle(x, y, len, len);

}

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/Insta20240905

2024年9月4日

Squares.

[ Video ]

[ About ]
正方形ず。

[ 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(239);
}

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

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

	int len = 30;
	for (int x = 0; x <= ofGetWindowWidth(); x += len) {

		for (int y = 0; y <= ofGetWindowHeight(); y += len) {

			auto noise_value = ofNoise(x * 0.003, y * 0.003, ofGetFrameNum() * 0.01);

			auto color_value = noise_value < 0.4 ? 239 : noise_value > 0.85 ? 0 : ofMap(noise_value, 0.4, 0.85, 239, 0);

			ofFill();
			ofSetColor(color_value);
			
			ofDrawRectangle(x, y, len, len);

			ofNoFill();
			ofSetColor(color_value == 239 ? 128 : 39);

			ofDrawRectangle(x, y, len, len);
		}
	}

	/*
	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(239);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

int len = 30;

for (int x = 0; x <= ofGetWindowWidth(); x += len) {

for (int y = 0; y <= ofGetWindowHeight(); y += len) {

auto noise_value = ofNoise(x * 0.003, y * 0.003, ofGetFrameNum() * 0.01);

auto color_value = noise_value < 0.4 ? 239 : noise_value > 0.85 ? 0 : ofMap(noise_value, 0.4, 0.85, 239, 0);

ofFill();

ofSetColor(color_value);

ofDrawRectangle(x, y, len, len);

ofNoFill();

ofSetColor(color_value == 239 ? 128 : 39);

ofDrawRectangle(x, y, len, len);

}

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/Insta20240904

2024年9月3日

Petal.

[ Video ]

[ About ]
花びら。

[ 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;
	vector<ofColor> color_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;

vector<ofColor> color_list;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
}

//--------------------------------------------------------------
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);
			this->color_list.erase(this->color_list.begin() + i);

			continue;
		}

		auto feature = this->velocity_list[i] * 80;
		auto deg = ofMap(ofNoise(this->seed_list[i], ofGetFrameNum() * 0.005), 0, 1, -360, 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) * 8;

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

		while (this->log_list[i].size() > 15) {

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

	ofColor color;
	for (int i = 0; i < 32; i++) {

		float deg = ofGetFrameNum() * 0.77 + (i % 16) * 22.5;
		float next_deg = deg + 1;
		float radius = ofRandom(95, 105);

		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(5);

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

		color.setHsb(int(ofRandom((i % 16) * 15, 128 + (i % 16) * 15)) % 255, 180, 255);
		this->color_list.push_back(color);
	}
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

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

		ofFill();
		ofSetColor(this->color_list[i], 150);

		ofBeginShape();
		ofVertices(this->log_list[i]);
		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());
}

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(39);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

}

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

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);

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

continue;

}

auto feature = this->velocity_list[i] * 80;

auto deg = ofMap(ofNoise(this->seed_list[i], ofGetFrameNum() * 0.005), 0, 1, -360, 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) * 8;

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

while (this->log_list[i].size() > 15) {

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

}

ofColor color;

for (int i = 0; i < 32; i++) {

float deg = ofGetFrameNum() * 0.77 + (i % 16) * 22.5;

float next_deg = deg + 1;

float radius = ofRandom(95, 105);

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(5);

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

color.setHsb(int(ofRandom((i % 16) * 15, 128 + (i % 16) * 15)) % 255, 180, 255);

this->color_list.push_back(color);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

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

ofFill();

ofSetColor(this->color_list[i], 150);

ofBeginShape();

ofVertices(this->log_list[i]);

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/Insta20240903

2025年11月
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