noise – ページ 121 – プログラミング de 落描き

2022年2月18日

Pale Orange. Draw by openFrameworks

[ Video ]

[ About ]
配色デザインインスピレーションブックⅢという本を購入して参照しました。

Pale Orange.

[ 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) {};

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

	ofEasyCam cam;
	ofMesh face, frame;

	vector<ofColor> color_palette;
	int base_color_index;
};

#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) {};

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

ofEasyCam cam;

ofMesh face, frame;

vector<ofColor> color_palette;

int base_color_index;

};

#include "ofApp.h"

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

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

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

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

	// 配色デザイン ペールオレンジ P052
	this->color_palette.push_back(ofColor(245, 226, 197));
	this->color_palette.push_back(ofColor(249, 235, 199));
	this->color_palette.push_back(ofColor(235, 216, 183));
	this->color_palette.push_back(ofColor(242, 216, 194));
	this->color_palette.push_back(ofColor(208, 175, 131));
	this->color_palette.push_back(ofColor(220, 230, 233));
	this->color_palette.push_back(ofColor(199, 213, 188));
	this->color_palette.push_back(ofColor(253, 247, 225));
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);

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

	for (int x = -400; x <= 400; x += 200) {

		for (int y = -400; y <= 400; y += 200) {

			auto location = glm::vec3(x, y, 0);
			for (int radius = 70; radius <= 85; radius += 5) {

				auto noise_location = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));
				int face_color_index = ofRandom(this->color_palette.size());
				int frame_color_index = (face_color_index + (int)ofRandom(1, this->color_palette.size())) % this->color_palette.size();

				this->setRingToMesh(this->face, this->frame, location, noise_location, radius, radius / ofRandom(2, 5), this->color_palette[face_color_index], this->color_palette[frame_color_index]);
			}
		}
	}
}

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

	this->cam.begin();

	for (int x = -400; x <= 400; x += 200) {

		for (int y = -400; y <= 400; y += 200) {

			ofSetColor(this->color_palette[ofRandom(this->color_palette.size())]);
			ofDrawSphere(glm::vec3(x, y, 0), 70);
		}
	}

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

	this->cam.end();
}

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

	int index = face_target.getNumVertices();

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

		vector<glm::vec3> vertices;
		vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * -0.5));
		vertices.push_back(glm::vec3(radius * cos((deg + 3) * DEG_TO_RAD), radius * sin((deg + 3) * DEG_TO_RAD), height * -0.5));
		vertices.push_back(glm::vec3(radius * cos((deg + 3) * DEG_TO_RAD), radius * sin((deg + 3) * DEG_TO_RAD), height * 0.5));
		vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * 0.5));

		for (auto& vertex : vertices) {

			auto noise_value_x = ofNoise(
				noise_location.x, radius * 0.0008 + ofGetFrameNum() * 0.005);
			auto noise_value_y = ofNoise(
				noise_location.y, radius * 0.0008 + ofGetFrameNum() * 0.005);
			auto noise_value_z = ofNoise(
				noise_location.z, radius * 0.0008 + ofGetFrameNum() * 0.005);

			auto rotation_x = glm::rotate(glm::mat4(), ofMap(noise_value_x, 0, 1, -PI * 2.5, PI * 2.5), glm::vec3(1, 0, 0));
			auto rotation_y = glm::rotate(glm::mat4(), ofMap(noise_value_y, 0, 1, -PI * 2.5, PI * 2.5), glm::vec3(0, 1, 0));
			auto rotation_z = glm::rotate(glm::mat4(), ofMap(noise_value_z, 0, 1, -PI * 2.5, PI * 2.5), glm::vec3(0, 0, 1));

			vertex = glm::vec4(vertex, 0) * rotation_y * rotation_x + glm::vec4(location, 0);
		}

		auto face_index = face_target.getNumVertices();
		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 + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3);

		auto frame_index = frame_target.getNumVertices();
		frame_target.addVertices(vertices);

		frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 1);
		frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 3);

		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(255);

ofSetLineWidth(2);

ofEnableDepthTest();

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

// 配色デザインペールオレンジ P052

this->color_palette.push_back(ofColor(245, 226, 197));

this->color_palette.push_back(ofColor(249, 235, 199));

this->color_palette.push_back(ofColor(235, 216, 183));

this->color_palette.push_back(ofColor(242, 216, 194));

this->color_palette.push_back(ofColor(208, 175, 131));

this->color_palette.push_back(ofColor(220, 230, 233));

this->color_palette.push_back(ofColor(199, 213, 188));

this->color_palette.push_back(ofColor(253, 247, 225));

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

for (int x = -400; x <= 400; x += 200) {

for (int y = -400; y <= 400; y += 200) {

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

for (int radius = 70; radius <= 85; radius += 5) {

auto noise_location = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));

int face_color_index = ofRandom(this->color_palette.size());

int frame_color_index = (face_color_index + (int)ofRandom(1, this->color_palette.size())) % this->color_palette.size();

this->setRingToMesh(this->face, this->frame, location, noise_location, radius, radius / ofRandom(2, 5), this->color_palette[face_color_index], this->color_palette[frame_color_index]);

}

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

void ofApp::draw() {

this->cam.begin();

for (int x = -400; x <= 400; x += 200) {

for (int y = -400; y <= 400; y += 200) {

ofSetColor(this->color_palette[ofRandom(this->color_palette.size())]);

ofDrawSphere(glm::vec3(x, y, 0), 70);

}

this->face.draw();

this->frame.drawWireframe();

this->cam.end();

}

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

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

int index = face_target.getNumVertices();

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

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3(radius * cos((deg + 3) * DEG_TO_RAD), radius * sin((deg + 3) * DEG_TO_RAD), height * -0.5));

vertices.push_back(glm::vec3(radius * cos((deg + 3) * DEG_TO_RAD), radius * sin((deg + 3) * DEG_TO_RAD), height * 0.5));

vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), height * 0.5));

for (auto& vertex : vertices) {

auto noise_value_x = ofNoise(

noise_location.x, radius * 0.0008 + ofGetFrameNum() * 0.005);

auto noise_value_y = ofNoise(

noise_location.y, radius * 0.0008 + ofGetFrameNum() * 0.005);

auto noise_value_z = ofNoise(

noise_location.z, radius * 0.0008 + ofGetFrameNum() * 0.005);

auto rotation_x = glm::rotate(glm::mat4(), ofMap(noise_value_x, 0, 1, -PI * 2.5, PI * 2.5), glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), ofMap(noise_value_y, 0, 1, -PI * 2.5, PI * 2.5), glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), ofMap(noise_value_z, 0, 1, -PI * 2.5, PI * 2.5), glm::vec3(0, 0, 1));

vertex = glm::vec4(vertex, 0) * rotation_y * rotation_x + glm::vec4(location, 0);

}

auto face_index = face_target.getNumVertices();

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 + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3);

auto frame_index = frame_target.getNumVertices();

frame_target.addVertices(vertices);

frame_target.addIndex(frame_index + 0); frame_target.addIndex(frame_index + 1);

frame_target.addIndex(frame_index + 2); frame_target.addIndex(frame_index + 3);

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/Insta20220218/

[ほしいものリスト]
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2022年2月15日2022年2月15日

Connect points with curve. Draw by openFrameworks

[ Video ]

[ About ]
ベジェ曲線でランダムな点を結ぶ。

Connect random points with Bezier curves.

[ 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);
	ofSetColor(0);
	ofSetLineWidth(2);
}

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

	ofSeedRandom(39);
}

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

	vector<glm::vec2> location_list;
	vector<float> deg_list;
	vector<bool> flag_list;
	vector<int> near_index_list;

	for (int i = 0; i < 65; i++) {

		location_list.push_back(glm::vec2(ofRandom(50, ofGetWidth() - 50), ofRandom(50, ofGetHeight() - 50)));
		deg_list.push_back(ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.008), 0, 1, -360, 360));
		flag_list.push_back(false);
	}

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

		ofNoFill();
		for (int k = i + 1; k < location_list.size(); k++) {

			auto distance = glm::distance(location_list[i], location_list[k]);
			if (distance < 80) {

				auto handle_1 = location_list[i] + glm::vec2(50 * cos(deg_list[i] * DEG_TO_RAD), 50 * sin(deg_list[i] * DEG_TO_RAD));
				auto handle_2 = location_list[k] + glm::vec2(50 * cos(deg_list[k] * DEG_TO_RAD), 50 * sin(deg_list[k] * DEG_TO_RAD));

				ofBeginShape();
				ofVertex(location_list[i]);
				ofBezierVertex(handle_1, handle_2, location_list[k]);
				ofEndShape();

				flag_list[i] = true;
				flag_list[k] = true;
			}
		}

		ofFill();
		ofDrawCircle(location_list[i], 5);
	}

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

		if (flag_list[i] == false) {

			float min_distance = ofGetWidth() + ofGetHeight();
			int min_index = 0;
			for (int k = 0; k < location_list.size(); k++) {

				if (i == k) { continue; }
				auto distance = glm::distance(location_list[i], location_list[k]);
				if (distance < min_distance) {

					min_distance = distance;
					min_index = k;
				}
			}

			auto handle_1 = location_list[i] + glm::vec2(50 * cos(deg_list[i] * DEG_TO_RAD), 50 * sin(deg_list[i] * DEG_TO_RAD));
			auto handle_2 = location_list[min_index] + glm::vec2(50 * cos(deg_list[min_index] * DEG_TO_RAD), 50 * sin(deg_list[min_index] * DEG_TO_RAD));

			ofBeginShape();
			ofVertex(location_list[i]);
			ofBezierVertex(handle_1, handle_2, location_list[min_index]);
			ofEndShape();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(255);

ofSetColor(0);

ofSetLineWidth(2);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

vector<glm::vec2> location_list;

vector<float> deg_list;

vector<bool> flag_list;

vector<int> near_index_list;

for (int i = 0; i < 65; i++) {

location_list.push_back(glm::vec2(ofRandom(50, ofGetWidth() - 50), ofRandom(50, ofGetHeight() - 50)));

deg_list.push_back(ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.008), 0, 1, -360, 360));

flag_list.push_back(false);

}

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

ofNoFill();

for (int k = i + 1; k < location_list.size(); k++) {

auto distance = glm::distance(location_list[i], location_list[k]);

if (distance < 80) {

auto handle_1 = location_list[i] + glm::vec2(50 * cos(deg_list[i] * DEG_TO_RAD), 50 * sin(deg_list[i] * DEG_TO_RAD));

auto handle_2 = location_list[k] + glm::vec2(50 * cos(deg_list[k] * DEG_TO_RAD), 50 * sin(deg_list[k] * DEG_TO_RAD));

ofBeginShape();

ofVertex(location_list[i]);

ofBezierVertex(handle_1, handle_2, location_list[k]);

ofEndShape();

flag_list[i] = true;

flag_list[k] = true;

}

ofFill();

ofDrawCircle(location_list[i], 5);

}

ofNoFill();

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

if (flag_list[i] == false) {

float min_distance = ofGetWidth() + ofGetHeight();

int min_index = 0;

for (int k = 0; k < location_list.size(); k++) {

if (i == k) { continue; }

auto distance = glm::distance(location_list[i], location_list[k]);

if (distance < min_distance) {

min_distance = distance;

min_index = k;

}

auto handle_1 = location_list[i] + glm::vec2(50 * cos(deg_list[i] * DEG_TO_RAD), 50 * sin(deg_list[i] * DEG_TO_RAD));

auto handle_2 = location_list[min_index] + glm::vec2(50 * cos(deg_list[min_index] * DEG_TO_RAD), 50 * sin(deg_list[min_index] * DEG_TO_RAD));

ofBeginShape();

ofVertex(location_list[i]);

ofBezierVertex(handle_1, handle_2, location_list[min_index]);

ofEndShape();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220215

[ほしいものリスト]
Amazon

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2022年2月13日

Seesaw. Draw by openFrameworks

[ Video ]

[ About ]
回転する四角形。

Rotating rectangle.

[ 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;
};

#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;

};

#include "ofApp.h"

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openframeworks");

	ofBackground(0);

	ofEnableDepthTest();
	ofSetLineWidth(3);
}

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

}

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

	this->cam.begin();

	int width = 500;
	int height = 150;
	int len = 15;
	for (int z = -300; z <= 300; z += 10) {

		ofPushMatrix();
		ofTranslate(0, 0, z);
		ofRotate(ofMap(ofNoise((z + 300) * 0.0035 + ofGetFrameNum() * 0.01), 0, 1, -360, 360));

		ofFill();
		ofSetColor(0);

		ofBeginShape();
		
		ofVertex(glm::vec2(width * -0.5, height * -0.5));
		ofVertex(glm::vec2(width * 0.5, height * -0.5));
		ofVertex(glm::vec2(width * 0.5, height * 0.5));
		ofVertex(glm::vec2(width * -0.5, height * 0.5));

		ofNextContour(true);

		ofVertex(glm::vec2(width * -0.5 + len, height * -0.5 + len));
		ofVertex(glm::vec2(width * 0.5 - len, height * -0.5 + len));
		ofVertex(glm::vec2(width * 0.5 - len, height * 0.5 - len));
		ofVertex(glm::vec2(width * -0.5 + len, height * 0.5 - len));

		ofEndShape(true);

		ofNoFill();
		ofSetColor(255);

		ofBeginShape();

		ofVertex(glm::vec2(width * -0.5, height * -0.5));
		ofVertex(glm::vec2(width * 0.5, height * -0.5));
		ofVertex(glm::vec2(width * 0.5, height * 0.5));
		ofVertex(glm::vec2(width * -0.5, height * 0.5));

		ofNextContour(true);

		ofVertex(glm::vec2(width * -0.5 + len, height * -0.5 + len));
		ofVertex(glm::vec2(width * 0.5 - len, height * -0.5 + len));
		ofVertex(glm::vec2(width * 0.5 - len, height * 0.5 - len));
		ofVertex(glm::vec2(width * -0.5 + len, height * 0.5 - len));

		ofEndShape(true);

		ofPopMatrix();
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofEnableDepthTest();

ofSetLineWidth(3);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

int width = 500;

int height = 150;

int len = 15;

for (int z = -300; z <= 300; z += 10) {

ofPushMatrix();

ofTranslate(0, 0, z);

ofRotate(ofMap(ofNoise((z + 300) * 0.0035 + ofGetFrameNum() * 0.01), 0, 1, -360, 360));

ofFill();

ofSetColor(0);

ofBeginShape();

ofVertex(glm::vec2(width * -0.5, height * -0.5));

ofVertex(glm::vec2(width * 0.5, height * -0.5));

ofVertex(glm::vec2(width * 0.5, height * 0.5));

ofVertex(glm::vec2(width * -0.5, height * 0.5));

ofNextContour(true);

ofVertex(glm::vec2(width * -0.5 + len, height * -0.5 + len));

ofVertex(glm::vec2(width * 0.5 - len, height * -0.5 + len));

ofVertex(glm::vec2(width * 0.5 - len, height * 0.5 - len));

ofVertex(glm::vec2(width * -0.5 + len, height * 0.5 - len));

ofEndShape(true);

ofNoFill();

ofSetColor(255);

ofBeginShape();

ofVertex(glm::vec2(width * -0.5, height * -0.5));

ofVertex(glm::vec2(width * 0.5, height * -0.5));

ofVertex(glm::vec2(width * 0.5, height * 0.5));

ofVertex(glm::vec2(width * -0.5, height * 0.5));

ofNextContour(true);

ofVertex(glm::vec2(width * -0.5 + len, height * -0.5 + len));

ofVertex(glm::vec2(width * 0.5 - len, height * -0.5 + len));

ofVertex(glm::vec2(width * 0.5 - len, height * 0.5 - len));

ofVertex(glm::vec2(width * -0.5 + len, height * 0.5 - len));

ofEndShape(true);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20220213

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