2023年1月 – プログラミング de 落描き

2023年1月31日

River of letters. Draw by openFrameworks

[ Video ]

[ About ]
文字の川。

[ 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) {};

	vector<glm::vec2> location_list;
	vector<ofColor> color_list;
	vector<int> index_list;
	vector<bool> flag_list;

	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 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) {};

vector<glm::vec2> location_list;

vector<ofColor> color_list;

vector<int> index_list;

vector<bool> flag_list;

ofTrueTypeFont font;

string word;

};

#include "ofApp.h"	

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(0);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 25, true, true, true);
	this->word = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

	vector<glm::vec2> location_list;
	ofColor color;
	for (int x = -300 - 15; x <= 300 - 15; x += 30) {

		for (int y = -300 + 15; y <= 300 + 15; y += 30) {
			
			this->location_list.push_back(glm::vec2(x + 15, y - 15));
			color.setHsb(ofRandom(255), 100, 255);
			this->color_list.push_back(color);
			this->index_list.push_back(ofRandom(this->word.size()));
			this->flag_list.push_back(false);
		}
	}
}

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

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

		auto y = ofMap(ofNoise(this->location_list[i].x * 0.003 + ofGetFrameNum() * 0.02), 0, 1, -460, 460);
		this->flag_list[i] = false;

		if (abs(this->location_list[i].y - y) < 60) {

			color.setHsb(ofRandom(255), 100, 255);
			this->color_list[i] = color;
			this->index_list[i] = (ofRandom(this->word.size()));
			this->flag_list[i] = true;
		}
	}
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

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

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

		ofPath chara_path = this->font.getCharacterAsPoints(this->word[this->index_list[i]], true, false);
		vector<ofPolyline> outline = chara_path.getOutline();

		if (flag_list[i]) {

			ofFill();
			ofSetColor(this->color_list[i], 200);
			ofBeginShape();
			for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

				ofNextContour(true);

				auto vertices = outline[outline_index].getVertices();
				for (auto& vertex : vertices) {

					ofVertex(vertex + glm::vec2(-8, 15));
				}
			}
			ofEndShape(true);
		}

		ofNoFill();
		ofSetColor(this->color_list[i]);
		ofBeginShape();
		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

			ofNextContour(true);

			auto vertices = outline[outline_index].getVertices();
			for (auto& vertex : vertices) {

				ofVertex(vertex + glm::vec2(-8, 15));
			}
		}
		ofEndShape(true);

		ofPopMatrix();
	}
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 25, true, true, true);

this->word = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

vector<glm::vec2> location_list;

ofColor color;

for (int x = -300 - 15; x <= 300 - 15; x += 30) {

for (int y = -300 + 15; y <= 300 + 15; y += 30) {

this->location_list.push_back(glm::vec2(x + 15, y - 15));

color.setHsb(ofRandom(255), 100, 255);

this->color_list.push_back(color);

this->index_list.push_back(ofRandom(this->word.size()));

this->flag_list.push_back(false);

}

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

void ofApp::update() {

ofColor color;

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

auto y = ofMap(ofNoise(this->location_list[i].x * 0.003 + ofGetFrameNum() * 0.02), 0, 1, -460, 460);

this->flag_list[i] = false;

if (abs(this->location_list[i].y - y) < 60) {

color.setHsb(ofRandom(255), 100, 255);

this->color_list[i] = color;

this->index_list[i] = (ofRandom(this->word.size()));

this->flag_list[i] = true;

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

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

ofPushMatrix();

ofTranslate(this->location_list[i]);

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

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

if (flag_list[i]) {

ofFill();

ofSetColor(this->color_list[i], 200);

ofBeginShape();

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

ofNextContour(true);

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

for (auto& vertex : vertices) {

ofVertex(vertex + glm::vec2(-8, 15));

}

ofEndShape(true);

}

ofNoFill();

ofSetColor(this->color_list[i]);

ofBeginShape();

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

ofNextContour(true);

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

for (auto& vertex : vertices) {

ofVertex(vertex + glm::vec2(-8, 15));

}

ofEndShape(true);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230131

2023年1月30日

Two circles. Draw by openFrameworks

[ Video ]

[ About ]
２つの円形。

[ 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 windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	ofEasyCam cam;
	ofMesh face, frame;
};

#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) {};

ofEasyCam cam;

ofMesh face, frame;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(255);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}

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

	ofSeedRandom(39);

	this->face.clear();
	this->frame.clear();

	int theta = 90;
	for (int base_x = -430; base_x <= 430; base_x += 860) {

		for (int radius = 30; radius <= 360; radius += 30) {

			auto noise_value = ofNoise(radius * 0.002 - ofGetFrameNum() * 0.005);
			float angle;
			glm::highp_mat4 rotation;
			auto face_color = ofColor(0);
			auto frame_color = ofColor(0);

			if (noise_value < 0.55) {

				angle = ofMap(noise_value, 0, 0.55, -PI * 2, PI * 2);
				rotation = glm::rotate(glm::mat4(), angle, glm::vec3(0, 1, 0));
				frame_color = ofColor(255);
			}

			for (int phi = 0; phi < 360; phi += 3) {

				auto index = this->face.getNumVertices();
				vector<glm::vec3> vertices;

				vertices.push_back(glm::vec3(
					radius * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					radius * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					radius * cos((theta + 3) * DEG_TO_RAD)
				));
				vertices.push_back(glm::vec3(
					radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					radius * cos((theta + 3) * DEG_TO_RAD)
				));
				vertices.push_back(glm::vec3(
					radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					radius * cos((theta - 3) * DEG_TO_RAD)
				));
				vertices.push_back(glm::vec3(
					radius * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					radius * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					radius * cos((theta - 3) * DEG_TO_RAD)
				));

				vertices.push_back(glm::vec3(
					(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					radius * cos((theta + 3) * DEG_TO_RAD)
				));
				vertices.push_back(glm::vec3(
					(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),
					radius * cos((theta + 3) * DEG_TO_RAD)
				));
				vertices.push_back(glm::vec3(
					(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					radius * cos((theta - 3) * DEG_TO_RAD)
				));
				vertices.push_back(glm::vec3(
					(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),
					radius * cos((theta - 3) * DEG_TO_RAD)
				));

				for (auto& vertex : vertices) {

					vertex += glm::vec3(base_x, 0, 0);
					vertex = glm::vec4(vertex, 0) * rotation;
				}

				auto frame_index = this->frame.getNumVertices();

				this->face.addVertices(vertices);
				this->frame.addVertices(vertices);

				this->face.addIndex(index + 0); this->face.addIndex(index + 1); this->face.addIndex(index + 2);
				this->face.addIndex(index + 0); this->face.addIndex(index + 2); this->face.addIndex(index + 3);

				this->face.addIndex(index + 4); this->face.addIndex(index + 5); this->face.addIndex(index + 6);
				this->face.addIndex(index + 4); this->face.addIndex(index + 6); this->face.addIndex(index + 7);

				this->face.addIndex(index + 0); this->face.addIndex(index + 4); this->face.addIndex(index + 5);
				this->face.addIndex(index + 0); this->face.addIndex(index + 5); this->face.addIndex(index + 1);

				this->face.addIndex(index + 2); this->face.addIndex(index + 6); this->face.addIndex(index + 7);
				this->face.addIndex(index + 2); this->face.addIndex(index + 7); this->face.addIndex(index + 3);

				this->frame.addIndex(index + 0); this->frame.addIndex(index + 1);
				this->frame.addIndex(index + 2); this->frame.addIndex(index + 3);

				this->frame.addIndex(index + 4); this->frame.addIndex(index + 5);
				this->frame.addIndex(index + 6); this->frame.addIndex(index + 7);

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

					this->face.addColor(face_color);
					this->frame.addColor(frame_color);
				}
			}
		}
	}	
}


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

	this->cam.begin();
	//ofRotateY(310);

	this->face.draw();
	this->frame.drawWireframe();

	this->cam.end();
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(255);

ofSetLineWidth(2);

ofEnableDepthTest();

this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

int theta = 90;

for (int base_x = -430; base_x <= 430; base_x += 860) {

for (int radius = 30; radius <= 360; radius += 30) {

auto noise_value = ofNoise(radius * 0.002 - ofGetFrameNum() * 0.005);

float angle;

glm::highp_mat4 rotation;

auto face_color = ofColor(0);

auto frame_color = ofColor(0);

if (noise_value < 0.55) {

angle = ofMap(noise_value, 0, 0.55, -PI * 2, PI * 2);

rotation = glm::rotate(glm::mat4(), angle, glm::vec3(0, 1, 0));

frame_color = ofColor(255);

}

for (int phi = 0; phi < 360; phi += 3) {

auto index = this->face.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(

radius * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * cos((theta + 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * cos((theta + 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

radius * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * cos((theta - 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

radius * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * cos((theta - 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * cos((theta + 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta + 1) * DEG_TO_RAD),

radius * cos((theta + 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

(radius - 30) * cos((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

(radius - 30) * sin((phi + 3) * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * cos((theta - 3) * DEG_TO_RAD)

));

vertices.push_back(glm::vec3(

(radius - 30) * cos(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

(radius - 30) * sin(phi * DEG_TO_RAD) * sin((theta - 1) * DEG_TO_RAD),

radius * cos((theta - 3) * DEG_TO_RAD)

));

for (auto& vertex : vertices) {

vertex += glm::vec3(base_x, 0, 0);

vertex = glm::vec4(vertex, 0) * rotation;

}

auto frame_index = this->frame.getNumVertices();

this->face.addVertices(vertices);

this->frame.addVertices(vertices);

this->face.addIndex(index + 0); this->face.addIndex(index + 1); this->face.addIndex(index + 2);

this->face.addIndex(index + 0); this->face.addIndex(index + 2); this->face.addIndex(index + 3);

this->face.addIndex(index + 4); this->face.addIndex(index + 5); this->face.addIndex(index + 6);

this->face.addIndex(index + 4); this->face.addIndex(index + 6); this->face.addIndex(index + 7);

this->face.addIndex(index + 0); this->face.addIndex(index + 4); this->face.addIndex(index + 5);

this->face.addIndex(index + 0); this->face.addIndex(index + 5); this->face.addIndex(index + 1);

this->face.addIndex(index + 2); this->face.addIndex(index + 6); this->face.addIndex(index + 7);

this->face.addIndex(index + 2); this->face.addIndex(index + 7); this->face.addIndex(index + 3);

this->frame.addIndex(index + 0); this->frame.addIndex(index + 1);

this->frame.addIndex(index + 2); this->frame.addIndex(index + 3);

this->frame.addIndex(index + 4); this->frame.addIndex(index + 5);

this->frame.addIndex(index + 6); this->frame.addIndex(index + 7);

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

this->face.addColor(face_color);

this->frame.addColor(frame_color);

}

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

void ofApp::draw() {

this->cam.begin();

//ofRotateY(310);

this->face.draw();

this->frame.drawWireframe();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230130

2023年1月29日

Water droplets. Draw by openFrameworks

[ Video ]

[ About ]
水滴。

[ 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(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(255);
}

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

}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	auto numberOfActor = 300;
	ofColor color;

	ofSeedRandom(39);
	for (int i = 0; i < numberOfActor; i++) {

		auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));
		auto len = ofMap(i, 0, numberOfActor, 80, 750);
		color.setHsb(ofMap(ofNoise(ofRandom(255), ofGetFrameNum() * 0.001), 0, 1, 0, 255), 100, 255);
		
		ofSetColor(39);
		for (int k = 0; k < 100; k++) {

			auto location = glm::vec3(
				ofMap(ofNoise(noise_seed.x, k * 0.001 + ofGetFrameNum() * 0.0018), 0, 1, -350, 350),
				ofMap(ofNoise(noise_seed.y, k * 0.001 + ofGetFrameNum() * 0.0018), 0, 1, -350, 350), 0);

			ofDrawCircle(glm::normalize(location) * len, 12);
		}
		
		ofSetColor(color);
		for (int k = 0; k < 100; k++) {

			auto location = glm::vec3(
				ofMap(ofNoise(noise_seed.x, k * 0.001 + ofGetFrameNum() * 0.0018), 0, 1, -350, 350),
				ofMap(ofNoise(noise_seed.y, k * 0.001 + ofGetFrameNum() * 0.0018), 0, 1, -350, 350), 0);

			ofDrawCircle(glm::normalize(location) * len, 10);
		}
	}
}


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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(255);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

auto numberOfActor = 300;

ofColor color;

ofSeedRandom(39);

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

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

auto len = ofMap(i, 0, numberOfActor, 80, 750);

color.setHsb(ofMap(ofNoise(ofRandom(255), ofGetFrameNum() * 0.001), 0, 1, 0, 255), 100, 255);

ofSetColor(39);

for (int k = 0; k < 100; k++) {

auto location = glm::vec3(

ofMap(ofNoise(noise_seed.x, k * 0.001 + ofGetFrameNum() * 0.0018), 0, 1, -350, 350),

ofMap(ofNoise(noise_seed.y, k * 0.001 + ofGetFrameNum() * 0.0018), 0, 1, -350, 350), 0);

ofDrawCircle(glm::normalize(location) * len, 12);

}

ofSetColor(color);

for (int k = 0; k < 100; k++) {

auto location = glm::vec3(

ofMap(ofNoise(noise_seed.x, k * 0.001 + ofGetFrameNum() * 0.0018), 0, 1, -350, 350),

ofMap(ofNoise(noise_seed.y, k * 0.001 + ofGetFrameNum() * 0.0018), 0, 1, -350, 350), 0);

ofDrawCircle(glm::normalize(location) * len, 10);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230129

2023年1月
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