プログラミング de 落描き – ページ 2 – クリエイティブ・コーディングによる生成物とソース

2025年11月2日

Gaming waving.

[ Video ]

[ About ]
ゲーミング波。

[ 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) {};

	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 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) {};

ofEasyCam cam;

ofMesh face, frame;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofEnableDepthTest();
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_DISABLED);

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

	float span = 50;
	for (int x = -3000; x <= 3000; x += span) {

		for (int y = -2400; y <= 2400; y += span) {

			vector<glm::vec3> vertices;
			vertices.push_back(glm::vec3(x, y, 0));
			vertices.push_back(glm::vec3(x + span, y, 0));
			vertices.push_back(glm::vec3(x + span, y + span, 0));
			vertices.push_back(glm::vec3(x, y + span, 0));

			this->face.addVertices(vertices);

			this->face.addIndex(this->face.getNumVertices() - 1);
			this->face.addIndex(this->face.getNumVertices() - 4);
			this->face.addIndex(this->face.getNumVertices() - 3);

			this->face.addIndex(this->face.getNumVertices() - 1);
			this->face.addIndex(this->face.getNumVertices() - 2);
			this->face.addIndex(this->face.getNumVertices() - 3);

			this->frame.addVertices(vertices);

			this->frame.addIndex(this->frame.getNumVertices() - 1);
			this->frame.addIndex(this->frame.getNumVertices() - 2);

			this->frame.addIndex(this->frame.getNumVertices() - 1);
			this->frame.addIndex(this->frame.getNumVertices() - 4);

			this->frame.addIndex(this->frame.getNumVertices() - 3);
			this->frame.addIndex(this->frame.getNumVertices() - 4);

			this->frame.addIndex(this->frame.getNumVertices() - 3);
			this->frame.addIndex(this->frame.getNumVertices() - 2);
		}
	}
}

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

	auto index = 0;
	for (auto& vertex : this->face.getVertices()) {

		auto noise_value = ofNoise(glm::distance(glm::vec3(0, 2700, 0), vertex) * 0.0008 - ofGetFrameNum() * 0.05, vertex.x * 0.00025, vertex.y * 0.00025);
		vertex.z = pow(ofMap(noise_value, 0, 1, 0, 28), 2);

		this->frame.setVertex(index++, vertex);
	}
}

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

	this->cam.begin();
	ofRotateX(270);

	ofColor color;
	color.setHsb(ofMap(ofGetFrameNum() % 500, 0, 500, 0, 255), 180, 255);

	ofSetColor(color);
	this->face.draw();

	ofSetColor(0);
	this->frame.drawWireframe();

	this->cam.end();

	/*
	// ffmpeg -i img_%04d.jpg aaa.mp4
	int start = 500;
	if (ofGetFrameNum() > start) {

		std::ostringstream os;
		os << std::setw(4) << std::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);

ofEnableDepthTest();

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_DISABLED);

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

float span = 50;

for (int x = -3000; x <= 3000; x += span) {

for (int y = -2400; y <= 2400; y += span) {

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(x, y, 0));

vertices.push_back(glm::vec3(x + span, y, 0));

vertices.push_back(glm::vec3(x + span, y + span, 0));

vertices.push_back(glm::vec3(x, y + span, 0));

this->face.addVertices(vertices);

this->face.addIndex(this->face.getNumVertices() - 1);

this->face.addIndex(this->face.getNumVertices() - 4);

this->face.addIndex(this->face.getNumVertices() - 3);

this->face.addIndex(this->face.getNumVertices() - 1);

this->face.addIndex(this->face.getNumVertices() - 2);

this->face.addIndex(this->face.getNumVertices() - 3);

this->frame.addVertices(vertices);

this->frame.addIndex(this->frame.getNumVertices() - 1);

this->frame.addIndex(this->frame.getNumVertices() - 2);

this->frame.addIndex(this->frame.getNumVertices() - 1);

this->frame.addIndex(this->frame.getNumVertices() - 4);

this->frame.addIndex(this->frame.getNumVertices() - 3);

this->frame.addIndex(this->frame.getNumVertices() - 4);

this->frame.addIndex(this->frame.getNumVertices() - 3);

this->frame.addIndex(this->frame.getNumVertices() - 2);

}

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

void ofApp::update() {

auto index = 0;

for (auto& vertex : this->face.getVertices()) {

auto noise_value = ofNoise(glm::distance(glm::vec3(0, 2700, 0), vertex) * 0.0008 - ofGetFrameNum() * 0.05, vertex.x * 0.00025, vertex.y * 0.00025);

vertex.z = pow(ofMap(noise_value, 0, 1, 0, 28), 2);

this->frame.setVertex(index++, vertex);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(270);

ofColor color;

color.setHsb(ofMap(ofGetFrameNum() % 500, 0, 500, 0, 255), 180, 255);

ofSetColor(color);

this->face.draw();

ofSetColor(0);

this->frame.drawWireframe();

this->cam.end();

// ffmpeg -i img_%04d.jpg aaa.mp4

int start = 500;

if (ofGetFrameNum() > start) {

std::ostringstream os;

os << std::setw(4) << std::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/DoodleDeProgramming/tree/d99a19ba205075f055c089935d553ecfa69e03c9

2025年11月1日

Arrow waving.

[ Video ]

[ About ]
矢印の波。

[ 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) {};

	void draw_arrow(glm::vec2 location, glm::vec2 target, float size, ofColor color);

	ofEasyCam cam;
};

#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) {};

void draw_arrow(glm::vec2 location, glm::vec2 target, float size, ofColor color);

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofEnableDepthTest();
	ofSetLineWidth(2);
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();

	for(int x = ofGetWindowWidth() * -0.5; x <= ofGetWindowWidth() * 0.5; x += 20) {

		ofPushMatrix();
		ofTranslate(x, 0);

		auto noise_location = glm::vec2(x, 0);
		auto noise_deg = ofMap(ofNoise(x * 0.0025 + ofGetFrameNum() * 0.01), 0, 1, -720, 720);

		ofRotateX(noise_deg);

		this->draw_arrow(glm::vec2(), glm::vec2(0, 150), 18, ofColor(239));

		ofPopMatrix();
	}

	this->cam.end();

	/*
	// ffmpeg -i img_%04d.jpg aaa.mp4
	int start = 500;
	if (ofGetFrameNum() > start) {

		std::ostringstream os;
		os << std::setw(4) << std::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);
		}
	}
	*/
}

//--------------------------------------------------------------
void ofApp::draw_arrow(glm::vec2 location, glm::vec2 target, float size, ofColor color) {

	auto angle = std::atan2(target.y - location.y, target.x - location.x);
	auto distance = glm::distance(target, location);

	if (glm::length(distance) > size * 0.1) {

		ofPushMatrix();
		ofTranslate(target);

		ofSetColor(color);
		ofFill();
		ofBeginShape();
		ofVertex(glm::vec2(size * cos(angle), size * sin(angle)));
		ofVertex(glm::vec2(size * 0.25 * cos(angle + PI * 0.5), size * 0.25 * sin(angle + PI * 0.5)));
		ofVertex(glm::vec2(size * 0.25 * cos(angle - PI * 0.5), size * 0.25 * sin(angle - PI * 0.5)));
		ofEndShape();

		ofBeginShape();
		ofVertex(glm::vec2(size * 0.25 * cos(angle + PI * 0.5), size * 0.25 * sin(angle + PI * 0.5)) * 0.25);
		ofVertex(glm::vec2(size * 0.25 * cos(angle + PI * 0.5), size * 0.25 * sin(angle + PI * 0.5)) * 0.25 - glm::vec2(distance * cos(angle), distance * sin(angle)));
		ofVertex(glm::vec2(size * 0.25 * cos(angle - PI * 0.5), size * 0.25 * sin(angle - PI * 0.5)) * 0.25 - glm::vec2(distance * cos(angle), distance * sin(angle)));
		ofVertex(glm::vec2(size * 0.25 * cos(angle - PI * 0.5), size * 0.25 * sin(angle - PI * 0.5)) * 0.25);
		ofEndShape();

		ofPopMatrix();
	}

	ofDrawSphere(glm::vec3(location, 0), 5);
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofEnableDepthTest();

ofSetLineWidth(2);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

for(int x = ofGetWindowWidth() * -0.5; x <= ofGetWindowWidth() * 0.5; x += 20) {

ofPushMatrix();

ofTranslate(x, 0);

auto noise_location = glm::vec2(x, 0);

auto noise_deg = ofMap(ofNoise(x * 0.0025 + ofGetFrameNum() * 0.01), 0, 1, -720, 720);

ofRotateX(noise_deg);

this->draw_arrow(glm::vec2(), glm::vec2(0, 150), 18, ofColor(239));

ofPopMatrix();

}

this->cam.end();

// ffmpeg -i img_%04d.jpg aaa.mp4

int start = 500;

if (ofGetFrameNum() > start) {

std::ostringstream os;

os << std::setw(4) << std::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);

}

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

void ofApp::draw_arrow(glm::vec2 location, glm::vec2 target, float size, ofColor color) {

auto angle = std::atan2(target.y - location.y, target.x - location.x);

auto distance = glm::distance(target, location);

if (glm::length(distance) > size * 0.1) {

ofPushMatrix();

ofTranslate(target);

ofSetColor(color);

ofFill();

ofBeginShape();

ofVertex(glm::vec2(size * cos(angle), size * sin(angle)));

ofVertex(glm::vec2(size * 0.25 * cos(angle + PI * 0.5), size * 0.25 * sin(angle + PI * 0.5)));

ofVertex(glm::vec2(size * 0.25 * cos(angle - PI * 0.5), size * 0.25 * sin(angle - PI * 0.5)));

ofEndShape();

ofBeginShape();

ofVertex(glm::vec2(size * 0.25 * cos(angle + PI * 0.5), size * 0.25 * sin(angle + PI * 0.5)) * 0.25);

ofVertex(glm::vec2(size * 0.25 * cos(angle + PI * 0.5), size * 0.25 * sin(angle + PI * 0.5)) * 0.25 - glm::vec2(distance * cos(angle), distance * sin(angle)));

ofVertex(glm::vec2(size * 0.25 * cos(angle - PI * 0.5), size * 0.25 * sin(angle - PI * 0.5)) * 0.25 - glm::vec2(distance * cos(angle), distance * sin(angle)));

ofVertex(glm::vec2(size * 0.25 * cos(angle - PI * 0.5), size * 0.25 * sin(angle - PI * 0.5)) * 0.25);

ofEndShape();

ofPopMatrix();

}

ofDrawSphere(glm::vec3(location, 0), 5);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/DoodleDeProgramming/tree/60359bf26beb271447fce5eced91e1288999ab8a

2025年10月31日2025年10月30日

Circle of Thorns.

[ Video ]

[ About ]
棘の円。

[ 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) {};

	void draw_arrow(glm::vec2 location, glm::vec2 target, float size, ofColor color);

	ofEasyCam cam;
};

#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) {};

void draw_arrow(glm::vec2 location, glm::vec2 target, float size, ofColor color);

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofEnableDepthTest();
	ofSetLineWidth(2);
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 1.44);

	float radius = 200;
	for (int deg = 0; deg < 360; deg += 5) {

		ofPushMatrix();
		ofRotateZ(deg);
		ofTranslate(glm::vec2(radius * cos(0 * DEG_TO_RAD), radius * sin(0 * DEG_TO_RAD)));

		auto noise_location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
		auto noise_deg = ofMap(ofNoise(glm::vec3(noise_location * 0.005, ofGetFrameNum() * 0.005)), 0, 1, -360, 360);

		ofRotateY(noise_deg);

		this->draw_arrow(glm::vec2(), glm::vec2(100 * cos(0 * DEG_TO_RAD), 100 * sin(0 * DEG_TO_RAD)), 18, ofColor(0));

		ofPopMatrix();
	}

	this->cam.end();

	/*
	// ffmpeg -i img_%04d.jpg aaa.mp4
	int start = 250;
	if (ofGetFrameNum() > start) {

		std::ostringstream os;
		os << std::setw(4) << std::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);
		}
	}
	*/
}

//--------------------------------------------------------------
void ofApp::draw_arrow(glm::vec2 location, glm::vec2 target, float size, ofColor color) {

	auto angle = std::atan2(target.y - location.y, target.x - location.x);
	auto distance = glm::distance(target, location);

	if (glm::length(distance) > size * 0.1) {

		ofPushMatrix();
		ofTranslate(target);

		ofSetColor(color);
		ofFill();
		ofBeginShape();
		ofVertex(glm::vec2(size * cos(angle), size * sin(angle)));
		ofVertex(glm::vec2(size * 0.25 * cos(angle + PI * 0.5), size * 0.25 * sin(angle + PI * 0.5)));
		ofVertex(glm::vec2(size * 0.25 * cos(angle - PI * 0.5), size * 0.25 * sin(angle - PI * 0.5)));
		ofEndShape();

		ofBeginShape();
		ofVertex(glm::vec2(size * 0.25 * cos(angle + PI * 0.5), size * 0.25 * sin(angle + PI * 0.5)) * 0.25);
		ofVertex(glm::vec2(size * 0.25 * cos(angle + PI * 0.5), size * 0.25 * sin(angle + PI * 0.5)) * 0.25 - glm::vec2(distance * cos(angle), distance * sin(angle)));
		ofVertex(glm::vec2(size * 0.25 * cos(angle - PI * 0.5), size * 0.25 * sin(angle - PI * 0.5)) * 0.25 - glm::vec2(distance * cos(angle), distance * sin(angle)));
		ofVertex(glm::vec2(size * 0.25 * cos(angle - PI * 0.5), size * 0.25 * sin(angle - PI * 0.5)) * 0.25);
		ofEndShape();

		ofPopMatrix();
	}

	ofDrawSphere(glm::vec3(location, 0), 5);
}

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

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

100

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofEnableDepthTest();

ofSetLineWidth(2);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

float radius = 200;

for (int deg = 0; deg < 360; deg += 5) {

ofPushMatrix();

ofRotateZ(deg);

ofTranslate(glm::vec2(radius * cos(0 * DEG_TO_RAD), radius * sin(0 * DEG_TO_RAD)));

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

auto noise_deg = ofMap(ofNoise(glm::vec3(noise_location * 0.005, ofGetFrameNum() * 0.005)), 0, 1, -360, 360);

ofRotateY(noise_deg);

this->draw_arrow(glm::vec2(), glm::vec2(100 * cos(0 * DEG_TO_RAD), 100 * sin(0 * DEG_TO_RAD)), 18, ofColor(0));

ofPopMatrix();

}

this->cam.end();

// ffmpeg -i img_%04d.jpg aaa.mp4

int start = 250;

if (ofGetFrameNum() > start) {

std::ostringstream os;

os << std::setw(4) << std::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);

}

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

void ofApp::draw_arrow(glm::vec2 location, glm::vec2 target, float size, ofColor color) {

auto angle = std::atan2(target.y - location.y, target.x - location.x);

auto distance = glm::distance(target, location);

if (glm::length(distance) > size * 0.1) {

ofPushMatrix();

ofTranslate(target);

ofSetColor(color);

ofFill();

ofBeginShape();

ofVertex(glm::vec2(size * cos(angle), size * sin(angle)));

ofVertex(glm::vec2(size * 0.25 * cos(angle + PI * 0.5), size * 0.25 * sin(angle + PI * 0.5)));

ofVertex(glm::vec2(size * 0.25 * cos(angle - PI * 0.5), size * 0.25 * sin(angle - PI * 0.5)));

ofEndShape();

ofBeginShape();

ofVertex(glm::vec2(size * 0.25 * cos(angle + PI * 0.5), size * 0.25 * sin(angle + PI * 0.5)) * 0.25);

ofVertex(glm::vec2(size * 0.25 * cos(angle + PI * 0.5), size * 0.25 * sin(angle + PI * 0.5)) * 0.25 - glm::vec2(distance * cos(angle), distance * sin(angle)));

ofVertex(glm::vec2(size * 0.25 * cos(angle - PI * 0.5), size * 0.25 * sin(angle - PI * 0.5)) * 0.25 - glm::vec2(distance * cos(angle), distance * sin(angle)));

ofVertex(glm::vec2(size * 0.25 * cos(angle - PI * 0.5), size * 0.25 * sin(angle - PI * 0.5)) * 0.25);

ofEndShape();

ofPopMatrix();

}

ofDrawSphere(glm::vec3(location, 0), 5);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/DoodleDeProgramming/tree/29013a5a224186c4b7a6ce976b596eea22f0d528

2025年11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	29	30