junkiyoshi – ページ 139 – プログラミング de 落描き

2024年10月1日

Web.

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[ About ]
網。

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#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 radius;

	vector<glm::vec2> base_location_list;
	vector<ofColor> color_list;
	vector<vector<glm::vec2>> log_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) {};

float radius;

vector<glm::vec2> base_location_list;

vector<ofColor> color_list;

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

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_SUBTRACT);
	ofNoFill();
	ofSetCircleResolution(60);

	this->radius = 300;
	ofColor color;
	for (int i = 0; i < 20; i++) {

		for (int deg = 0; deg < 120; deg += 1) {

			auto location = glm::vec2(this->radius * cos(deg * DEG_TO_RAD), this->radius * sin(deg * DEG_TO_RAD));
			this->base_location_list.push_back(location);

			color.setHsb(ofMap(i, 0, 20, 0, 200), 255, 255, 150);
			this->color_list.push_back(color);
		}
	}
}

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

	this->log_list.clear();

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

		vector<glm::vec2> log;
		log.push_back(this->base_location_list[i]);
		this->log_list.push_back(log);
	}

	int step = 10;
	for (int i = 0; i < this->log_list.size(); i++) {

		int k = 0;
		while (true) {

			auto deg = ofMap(ofNoise(glm::vec4(this->color_list[i].getHue(), this->log_list[i].back() * 0.003, ofGetFrameNum() * 0.002 + k * 0.003)), 0, 1, -90, 90);
			auto next = this->log_list[i].back() + glm::vec2(step * cos(deg * DEG_TO_RAD), step * sin(deg * DEG_TO_RAD));

			if (glm::distance(glm::vec2(0, 0), next) < this->radius) {

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

				break;
			}

			k++;
		}
	}
}

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

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

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

		ofRotate(2);

		if (glm::distance(this->log_list[i][0], this->log_list[i][this->log_list[i].size() - 1]) > this->radius * 3) {

			continue;
		}

		ofSetColor(this->color_list[i]);

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

	ofSetLineWidth(3);
	ofSetColor(255);
	ofDrawCircle(glm::vec2(), this->radius);

	/*
	int start = 50;
	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);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_SUBTRACT);

ofNoFill();

ofSetCircleResolution(60);

this->radius = 300;

ofColor color;

for (int i = 0; i < 20; i++) {

for (int deg = 0; deg < 120; deg += 1) {

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

this->base_location_list.push_back(location);

color.setHsb(ofMap(i, 0, 20, 0, 200), 255, 255, 150);

this->color_list.push_back(color);

}

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

void ofApp::update() {

this->log_list.clear();

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

vector<glm::vec2> log;

log.push_back(this->base_location_list[i]);

this->log_list.push_back(log);

}

int step = 10;

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

int k = 0;

while (true) {

auto deg = ofMap(ofNoise(glm::vec4(this->color_list[i].getHue(), this->log_list[i].back() * 0.003, ofGetFrameNum() * 0.002 + k * 0.003)), 0, 1, -90, 90);

auto next = this->log_list[i].back() + glm::vec2(step * cos(deg * DEG_TO_RAD), step * sin(deg * DEG_TO_RAD));

if (glm::distance(glm::vec2(0, 0), next) < this->radius) {

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

}

else {

break;

}

k++;

}

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

void ofApp::draw() {

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

ofSetLineWidth(1);

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

ofRotate(2);

if (glm::distance(this->log_list[i][0], this->log_list[i][this->log_list[i].size() - 1]) > this->radius * 3) {

continue;

}

ofSetColor(this->color_list[i]);

ofBeginShape();

ofVertices(this->log_list[i]);

ofEndShape();

}

ofSetLineWidth(3);

ofSetColor(255);

ofDrawCircle(glm::vec2(), this->radius);

int start = 50;

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/Insta20241001

2024年9月30日

Twin fog.

[ Video ]

[ About ]
ツイン霧。

[ 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(0);

	ofNoFill();
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);
	ofRotateZ(ofGetFrameNum() * -0.77);

	ofColor color;
	float radius = 250;
	for (int i = 0; i < 2; i++) {

		auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));
		color.setHsb(ofMap(i, 0, 1, 140, 255), 255, 255);

		for (int k = 0; k < 1300; k++) {

			float deg = ofGetFrameNum() * 1.44 + k * 0.25 + i * 180;

			auto location = glm::vec2(
				radius * cos(deg * DEG_TO_RAD),
				radius * sin(deg * DEG_TO_RAD));
			auto next = glm::vec2(
				radius * cos((deg + 1) * DEG_TO_RAD),
				radius * sin((deg + 1) * DEG_TO_RAD));

			auto velocity = next - location;

			float rotate_x = ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + k) * 0.003), 0, 1, -360, 360);
			float rotate_y = ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + k) * 0.003), 0, 1, -360, 360);

			ofSetColor(ofColor(color, ofMap(k, 0, 1300, 32, 64)));

			ofPushMatrix();
			ofTranslate(location);

			ofRotateY(rotate_y);
			ofRotateX(rotate_x);

			float len = ofMap(k, 0, 1300, 5, 60);
			ofBeginShape();
			for (int m = 0; m < 360; m += 60) {

				ofVertex(glm::vec2(len * cos(m * DEG_TO_RAD), len * sin(m * DEG_TO_RAD)));
			}
			ofEndShape(true);

			ofPopMatrix();
		}

	}

	/*
	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());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofNoFill();

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofRotateZ(ofGetFrameNum() * -0.77);

ofColor color;

float radius = 250;

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

auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));

color.setHsb(ofMap(i, 0, 1, 140, 255), 255, 255);

for (int k = 0; k < 1300; k++) {

float deg = ofGetFrameNum() * 1.44 + k * 0.25 + i * 180;

auto location = glm::vec2(

radius * cos(deg * DEG_TO_RAD),

radius * sin(deg * DEG_TO_RAD));

auto next = glm::vec2(

radius * cos((deg + 1) * DEG_TO_RAD),

radius * sin((deg + 1) * DEG_TO_RAD));

auto velocity = next - location;

float rotate_x = ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + k) * 0.003), 0, 1, -360, 360);

float rotate_y = ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + k) * 0.003), 0, 1, -360, 360);

ofSetColor(ofColor(color, ofMap(k, 0, 1300, 32, 64)));

ofPushMatrix();

ofTranslate(location);

ofRotateY(rotate_y);

ofRotateX(rotate_x);

float len = ofMap(k, 0, 1300, 5, 60);

ofBeginShape();

for (int m = 0; m < 360; m += 60) {

ofVertex(glm::vec2(len * cos(m * DEG_TO_RAD), len * sin(m * DEG_TO_RAD)));

}

ofEndShape(true);

ofPopMatrix();

}

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/Insta20240930

2024年9月29日

Foggy circle.

[ Video ]

[ About ]
霧輪。

[ 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(0);

	ofNoFill();
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	ofColor color;
	float radius = 250;
	for (int i = 0; i < 8; i++) {

		auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));
		color.setHsb(ofMap(i, 0, 8, 150, 255), 255, 255);

		for (int k = 0; k < 180; k++) {

			float deg = ofGetFrameNum() * 0.72 + k * 0.5 + i * 45;

			auto location = glm::vec2(
				radius * cos(deg * DEG_TO_RAD),
				radius * sin(deg * DEG_TO_RAD));
			auto next = glm::vec2(
				radius * cos((deg + 1) * DEG_TO_RAD),
				radius * sin((deg + 1) * DEG_TO_RAD));

			auto velocity = next - location;

			float rotate_x = ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + k) * 0.005), 0, 1, -360, 360);
			float rotate_y = ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + k) * 0.005), 0, 1, -360, 360);

			ofSetColor(ofColor(color, 32));

			ofPushMatrix();
			ofTranslate(location);

			ofRotateY(rotate_y);
			ofRotateX(rotate_x);

			float len = ofMap(k, 0, 180, 25, 60);
			ofBeginShape();
			for (int m = 0; m < 360; m += 60) {

				ofVertex(glm::vec2(len * cos(m * DEG_TO_RAD), len * sin(m * DEG_TO_RAD)));
			}
			ofEndShape(true);

			ofPopMatrix();
		}

	}

	/*
	int start = 1;
	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(0);

ofNoFill();

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofColor color;

float radius = 250;

for (int i = 0; i < 8; i++) {

auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));

color.setHsb(ofMap(i, 0, 8, 150, 255), 255, 255);

for (int k = 0; k < 180; k++) {

float deg = ofGetFrameNum() * 0.72 + k * 0.5 + i * 45;

auto location = glm::vec2(

radius * cos(deg * DEG_TO_RAD),

radius * sin(deg * DEG_TO_RAD));

auto next = glm::vec2(

radius * cos((deg + 1) * DEG_TO_RAD),

radius * sin((deg + 1) * DEG_TO_RAD));

auto velocity = next - location;

float rotate_x = ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + k) * 0.005), 0, 1, -360, 360);

float rotate_y = ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + k) * 0.005), 0, 1, -360, 360);

ofSetColor(ofColor(color, 32));

ofPushMatrix();

ofTranslate(location);

ofRotateY(rotate_y);

ofRotateX(rotate_x);

float len = ofMap(k, 0, 180, 25, 60);

ofBeginShape();

for (int m = 0; m < 360; m += 60) {

ofVertex(glm::vec2(len * cos(m * DEG_TO_RAD), len * sin(m * DEG_TO_RAD)));

}

ofEndShape(true);

ofPopMatrix();

}

int start = 1;

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/Insta20240929

2025年11月
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