RandomWalk – ページ 4 – プログラミング de 落描き

2023年8月29日

Random walker. Draw by openFrameworks

[ Video ]

[ About ]
ランダム・ウォーカー。

[ 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<glm::vec2> noise_seed_list;
	vector<glm::vec2> location_list;
	vector<glm::vec2> velocity_list;
	vector<ofColor> color_list;
	vector<float> size_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<glm::vec2> noise_seed_list;

vector<glm::vec2> location_list;

vector<glm::vec2> velocity_list;

vector<ofColor> color_list;

vector<float> size_list;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetCircleResolution(60);

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

		this->noise_seed_list.push_back(glm::vec2(ofRandom(1000), ofRandom(1000)));
	}
}

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

	int index = 0;
	auto radius = 30;
	ofColor color;
	for (auto& noise_seed : this->noise_seed_list) {

		auto location = glm::vec2(
			ofMap(ofNoise(noise_seed.x, ofGetFrameNum() * 0.0085), 0, 1, -320, 320),
			ofMap(ofNoise(noise_seed.y, ofGetFrameNum() * 0.0085), 0, 1, -320, 320)
		);
		auto next = glm::vec2(
			ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + 1) * 0.0085), 0, 1, -320, 320),
			ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + 1) * 0.0085), 0, 1, -320, 320)
		);


		auto distance = location - next;
		distance *= 1;

		for (int i = 0; i < 3; i++) {

			auto future = location + distance * 8;
			auto random_deg = ofRandom(360);
			future += glm::vec2(10 * cos(random_deg * DEG_TO_RAD), 10 * sin(random_deg * DEG_TO_RAD));
			auto future_distance = future - location;

			this->location_list.push_back(location);
			this->velocity_list.push_back(glm::normalize(future_distance) * 5);
			this->size_list.push_back(ofRandom(5, 10));

			color.setHsb((int)ofRandom(180 + index * 128, 255 + index * 128) % 255, 200, 255);
			this->color_list.push_back(color);
		}

		index++;
	}

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

		this->location_list[i] += this->velocity_list[i];
		this->velocity_list[i] *= 1.01;
		this->size_list[i] *= 1.01;

		if (this->color_list[i].getBrightness() > 0) { this->color_list[i].setBrightness(this->color_list[i].getBrightness() - 3); }

		if (glm::distance(glm::vec2(), this->location_list[i]) > 1000) {

			this->location_list.erase(this->location_list.begin() + i);
			this->velocity_list.erase(this->velocity_list.begin() + i);
			this->size_list.erase(this->size_list.begin() + i);
			this->color_list.erase(this->color_list.begin() + i);
		}
	}

}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	int index = 0;
	for (auto& location : this->location_list) {

		ofSetColor(255, this->color_list[index].getBrightness());

		ofPushMatrix();
		ofTranslate(location);

		ofDrawCircle(glm::vec2(), this->size_list[index] * 1.3);

		ofPopMatrix();

		index++;
	}

	index = 0;
	for (auto& location : this->location_list) {

		ofSetColor(this->color_list[index]);

		ofPushMatrix();
		ofTranslate(location);

		ofDrawCircle(glm::vec2(), this->size_list[index++]);

		ofPopMatrix();
	}
}

//--------------------------------------------------------------
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(239);

ofSetCircleResolution(60);

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

this->noise_seed_list.push_back(glm::vec2(ofRandom(1000), ofRandom(1000)));

}

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

void ofApp::update() {

int index = 0;

auto radius = 30;

ofColor color;

for (auto& noise_seed : this->noise_seed_list) {

auto location = glm::vec2(

ofMap(ofNoise(noise_seed.x, ofGetFrameNum() * 0.0085), 0, 1, -320, 320),

ofMap(ofNoise(noise_seed.y, ofGetFrameNum() * 0.0085), 0, 1, -320, 320)

);

auto next = glm::vec2(

ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + 1) * 0.0085), 0, 1, -320, 320),

ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + 1) * 0.0085), 0, 1, -320, 320)

);

auto distance = location - next;

distance *= 1;

for (int i = 0; i < 3; i++) {

auto future = location + distance * 8;

auto random_deg = ofRandom(360);

future += glm::vec2(10 * cos(random_deg * DEG_TO_RAD), 10 * sin(random_deg * DEG_TO_RAD));

auto future_distance = future - location;

this->location_list.push_back(location);

this->velocity_list.push_back(glm::normalize(future_distance) * 5);

this->size_list.push_back(ofRandom(5, 10));

color.setHsb((int)ofRandom(180 + index * 128, 255 + index * 128) % 255, 200, 255);

this->color_list.push_back(color);

}

index++;

}

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

this->location_list[i] += this->velocity_list[i];

this->velocity_list[i] *= 1.01;

this->size_list[i] *= 1.01;

if (this->color_list[i].getBrightness() > 0) { this->color_list[i].setBrightness(this->color_list[i].getBrightness() - 3); }

if (glm::distance(glm::vec2(), this->location_list[i]) > 1000) {

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

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

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

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

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

int index = 0;

for (auto& location : this->location_list) {

ofSetColor(255, this->color_list[index].getBrightness());

ofPushMatrix();

ofTranslate(location);

ofDrawCircle(glm::vec2(), this->size_list[index] * 1.3);

ofPopMatrix();

index++;

}

index = 0;

for (auto& location : this->location_list) {

ofSetColor(this->color_list[index]);

ofPushMatrix();

ofTranslate(location);

ofDrawCircle(glm::vec2(), this->size_list[index++]);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230829

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2023年8月28日

Swarm of circles. Draw by openFrameworks

[ Video ]

[ About ]
円の群れ。

[ 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(39);
	ofSetLineWidth(2);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	ofColor color, line_color;
	for (int i = 0; i < 1200; i++) {

		auto x = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0025), 0, 1, -320, 320);
		auto y = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0025), 0, 1, -320, 320);
		auto size = ofRandom(5, 20);
		
		auto hue = ofRandom(180, 230);
		color.setHsb(hue, 255,  ofMap(i, 0, 1200, 0, 255));
		line_color.setHsb(hue, ofMap(i, 0, 1200, 255, 0), 255);

		ofFill();
		ofSetColor(color);
		ofDrawCircle(glm::vec2(x, y), size);

		ofNoFill();
		ofSetColor(line_color);
		ofDrawCircle(glm::vec2(x, y), size);
	}
}


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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetLineWidth(2);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofColor color, line_color;

for (int i = 0; i < 1200; i++) {

auto x = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0025), 0, 1, -320, 320);

auto y = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0025), 0, 1, -320, 320);

auto size = ofRandom(5, 20);

auto hue = ofRandom(180, 230);

color.setHsb(hue, 255, ofMap(i, 0, 1200, 0, 255));

line_color.setHsb(hue, ofMap(i, 0, 1200, 255, 0), 255);

ofFill();

ofSetColor(color);

ofDrawCircle(glm::vec2(x, y), size);

ofNoFill();

ofSetColor(line_color);

ofDrawCircle(glm::vec2(x, y), size);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230828

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Amazon

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2023年8月18日

Build and sink. Draw by openFrameworks

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[ About ]
ビルド＆シンク。

[ 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 setHexagonToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, ofColor face_color, ofColor frame_color);

	vector<glm::vec3> location_list;
	vector<int> life_list;
	vector<float> noise_param_list;
	vector<glm::vec3> noise_location_list;
	vector<ofColor> color_list;

	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) {};

void setHexagonToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, ofColor face_color, ofColor frame_color);

vector<glm::vec3> location_list;

vector<int> life_list;

vector<float> noise_param_list;

vector<glm::vec3> noise_location_list;

vector<ofColor> color_list;

ofEasyCam cam;

ofMesh face, frame;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofSetLineWidth(0.5);
	ofEnableDepthTest();

	auto radius = 8;
	auto x_span = radius * sqrt(3);
	auto flg = true;
	for (float y = -500; y < 500; y += radius * 1.5) {

		for (float x = -500; x < 500; x += x_span) {

			glm::vec3 location;
			if (flg) {

				location = glm::vec3(x, y, 0);
			}
			else {

				location = glm::vec3(x + (x_span / 2), y, 0);
			}

			this->location_list.push_back(location);
			this->life_list.push_back(0);
			this->noise_param_list.push_back(ofRandom(1000));
			this->color_list.push_back(ofColor(255));
		}
		flg = !flg;
	}

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

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

	ofSeedRandom(39);

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

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

		this->life_list[i] = this->life_list[i] > 0 ? this->life_list[i] - 0.05 : 0;
		if (this->life_list[i] > 0) {

			this->noise_param_list[i] += ofMap(this->life_list[i], 0, 100, 0.01, 0.05);
		}
	}

	ofColor color;
	int deg_start = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.008), 0, 1, 0, 720);
	int radius = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, 0, 450);

	int hue = ofGetFrameNum() * 5;
	for (int deg = deg_start; deg < deg_start + 360; deg += 90) {

		auto noise_location = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0);
		this->noise_location_list.push_back(noise_location);
		for (int i = 0; i < this->location_list.size(); i++) {

			if (glm::distance(noise_location, this->location_list[i]) < 25) {

				this->life_list[i] = this->life_list[i] < 100 ? this->life_list[i] + 8 : 100;
				color.setHsb(hue % 255, 180, 255);
				this->color_list[i] = color;
			}
		}

		hue += 64;
	}

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

		auto height = 5.f;
		if (this->life_list[i] > 10) {

			height = ofMap(this->life_list[i], 10, 100, 5, 200);
			this->setHexagonToMesh(this->face, this->frame, this->location_list[i], 8, height, this->color_list[i], ofColor(255));
		}
		else if (this->life_list[i] > 0) {

			this->setHexagonToMesh(this->face, this->frame, this->location_list[i], ofMap(this->life_list[i], 0, 10, 0, 8), height, this->color_list[i], ofColor(255));
		}
	}
}

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

	this->cam.begin();

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

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::setHexagonToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, ofColor face_color, ofColor frame_color) {

	for (int deg = 90; deg < 450; deg += 60) {

		auto face_radius = radius - 0.5;
		auto face_index = face_target.getNumVertices();

		vector<glm::vec3> vertices;
		vertices.push_back(location + glm::vec3(0, 0, 0));
		vertices.push_back(location + glm::vec3(face_radius * cos(deg * DEG_TO_RAD), face_radius * sin(deg * DEG_TO_RAD), 0));
		vertices.push_back(location + glm::vec3(face_radius * cos((deg + 60) * DEG_TO_RAD), face_radius * sin((deg + 60) * DEG_TO_RAD), 0));
		vertices.push_back(location + glm::vec3(0, 0, height));
		vertices.push_back(location + glm::vec3(face_radius * cos((deg + 60) * DEG_TO_RAD), face_radius * sin((deg + 60) * DEG_TO_RAD), height));
		vertices.push_back(location + glm::vec3(face_radius * cos(deg * DEG_TO_RAD), face_radius * sin(deg * DEG_TO_RAD), height));

		face_target.addVertices(vertices);

		face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);
		face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);
		face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 4);
		face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);

		auto frame_index = frame_target.getNumVertices();

		vertices.clear();
		vertices.push_back(location + glm::vec3(0, 0, 0));
		vertices.push_back(location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));
		vertices.push_back(location + glm::vec3(radius * cos((deg + 60) * DEG_TO_RAD), radius * sin((deg + 60) * DEG_TO_RAD), 0));
		vertices.push_back(location + glm::vec3(0, 0, height));
		vertices.push_back(location + glm::vec3(radius * cos((deg + 60) * DEG_TO_RAD), radius * sin((deg + 60) * DEG_TO_RAD), height));
		vertices.push_back(location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height));

		frame_target.addVertices(vertices);

		frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 2);
		frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 5);
		frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 5);
		frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 4);

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

			face_target.addColor(face_color);
			frame_target.addColor(frame_color);
		}
	}
}

//--------------------------------------------------------------
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(39);

ofSetLineWidth(0.5);

ofEnableDepthTest();

auto radius = 8;

auto x_span = radius * sqrt(3);

auto flg = true;

for (float y = -500; y < 500; y += radius * 1.5) {

for (float x = -500; x < 500; x += x_span) {

glm::vec3 location;

if (flg) {

location = glm::vec3(x, y, 0);

}

else {

location = glm::vec3(x + (x_span / 2), y, 0);

}

this->location_list.push_back(location);

this->life_list.push_back(0);

this->noise_param_list.push_back(ofRandom(1000));

this->color_list.push_back(ofColor(255));

}

flg = !flg;

}

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

this->noise_location_list.clear();

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

this->life_list[i] = this->life_list[i] > 0 ? this->life_list[i] - 0.05 : 0;

if (this->life_list[i] > 0) {

this->noise_param_list[i] += ofMap(this->life_list[i], 0, 100, 0.01, 0.05);

}

ofColor color;

int deg_start = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.008), 0, 1, 0, 720);

int radius = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01), 0, 1, 0, 450);

int hue = ofGetFrameNum() * 5;

for (int deg = deg_start; deg < deg_start + 360; deg += 90) {

auto noise_location = glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0);

this->noise_location_list.push_back(noise_location);

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

if (glm::distance(noise_location, this->location_list[i]) < 25) {

this->life_list[i] = this->life_list[i] < 100 ? this->life_list[i] + 8 : 100;

color.setHsb(hue % 255, 180, 255);

this->color_list[i] = color;

}

hue += 64;

}

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

auto height = 5.f;

if (this->life_list[i] > 10) {

height = ofMap(this->life_list[i], 10, 100, 5, 200);

this->setHexagonToMesh(this->face, this->frame, this->location_list[i], 8, height, this->color_list[i], ofColor(255));

}

else if (this->life_list[i] > 0) {

this->setHexagonToMesh(this->face, this->frame, this->location_list[i], ofMap(this->life_list[i], 0, 10, 0, 8), height, this->color_list[i], ofColor(255));

}

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

void ofApp::draw() {

this->cam.begin();

this->face.draw();

this->frame.draw();

this->cam.end();

}

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

void ofApp::setHexagonToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float radius, float height, ofColor face_color, ofColor frame_color) {

for (int deg = 90; deg < 450; deg += 60) {

auto face_radius = radius - 0.5;

auto face_index = face_target.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(location + glm::vec3(0, 0, 0));

vertices.push_back(location + glm::vec3(face_radius * cos(deg * DEG_TO_RAD), face_radius * sin(deg * DEG_TO_RAD), 0));

vertices.push_back(location + glm::vec3(face_radius * cos((deg + 60) * DEG_TO_RAD), face_radius * sin((deg + 60) * DEG_TO_RAD), 0));

vertices.push_back(location + glm::vec3(0, 0, height));

vertices.push_back(location + glm::vec3(face_radius * cos((deg + 60) * DEG_TO_RAD), face_radius * sin((deg + 60) * DEG_TO_RAD), height));

vertices.push_back(location + glm::vec3(face_radius * cos(deg * DEG_TO_RAD), face_radius * sin(deg * DEG_TO_RAD), height));

face_target.addVertices(vertices);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);

face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);

face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 4);

face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5);

auto frame_index = frame_target.getNumVertices();

vertices.clear();

vertices.push_back(location + glm::vec3(0, 0, 0));

vertices.push_back(location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

vertices.push_back(location + glm::vec3(radius * cos((deg + 60) * DEG_TO_RAD), radius * sin((deg + 60) * DEG_TO_RAD), 0));

vertices.push_back(location + glm::vec3(0, 0, height));

vertices.push_back(location + glm::vec3(radius * cos((deg + 60) * DEG_TO_RAD), radius * sin((deg + 60) * DEG_TO_RAD), height));

vertices.push_back(location + glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height));

frame_target.addVertices(vertices);

frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 2);

frame_target.addIndex(frame_index + 4); frame_target.addIndex(frame_index + 5);

frame_target.addIndex(frame_index + 1); frame_target.addIndex(frame_index + 5);

frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 4);

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

face_target.addColor(face_color);

frame_target.addColor(frame_color);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230818

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