プログラミング de 落描き – ページ 671 – クリエイティブ・コーディングによる生成物とソース

2019年5月23日2019年5月23日

Font mask. openFrameworks

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[ About ]
文字で動画をマスク

Font mask.

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#pragma once
#include "ofMain.h"
#include "opencv2/opencv.hpp"

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) {};

	cv::Size cap_size;
	cv::VideoCapture cap;
	cv::Mat frame;
	ofImage image;

	ofFbo fbo;
	ofShader shader;
	float font_size;
	ofTrueTypeFont font;
};

#pragma once

#include "ofMain.h"

#include "opencv2/opencv.hpp"

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) {};

cv::Size cap_size;

cv::VideoCapture cap;

cv::Mat frame;

ofImage image;

ofFbo fbo;

ofShader shader;

float font_size;

ofTrueTypeFont font;

};

#include "ofApp.h"

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

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

	ofBackground(239);

	this->cap_size = cv::Size(1280, 720);
	this->cap.open("video.mp4");
	this->image.allocate(this->cap_size.width, this->cap_size.height, OF_IMAGE_COLOR);
	this->frame = cv::Mat(cv::Size(this->image.getWidth(), this->image.getHeight()), CV_MAKETYPE(CV_8UC3, this->image.getPixels().getNumChannels()), this->image.getPixels().getData(), 0);

	this->fbo.allocate(ofGetWidth(), ofGetHeight());
	this->shader.load("shader/shader.vert", "shader/shader.frag");
	this->font_size = 80;
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);
}

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

	// Read mp4 file.
	cv::Mat src;
	this->cap >> src;
	if (src.empty()) {

		this->cap.set(CV_CAP_PROP_POS_FRAMES, 1);
		return;
	}
	cv::resize(src, this->frame, this->cap_size);
	cv::cvtColor(this->frame, this->frame, CV_BGR2RGB);
	this->image.update();

	// Draw image.
	this->fbo.begin();
	ofClear(0);
	ofBackground(60);
	ofSetColor(255);

	for (int x = 0; x < ofGetWidth(); x += this->font_size) {

		for (int y = this->font_size; y <= ofGetHeight(); y += this->font_size) {

			char noise_value = ofMap(ofNoise(x * 0.005, y * 0.0005 - ofGetFrameNum() * this->font_size * 0.00001), 0, 1, 'A', 'Z');
			this->font.drawString({ noise_value }, x, y);
		}
	}
	this->fbo.end();
}

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

	this->shader.begin();
	this->shader.setUniform1f("time", ofGetElapsedTimef());
	this->shader.setUniform2f("resolution", ofGetWidth(), ofGetHeight());
	this->shader.setUniformTexture("tex1", this->image, 1);
	this->shader.setUniformTexture("tex2", this->fbo.getTexture(), 2);

	ofFill();
	ofSetColor(255);
	ofDrawRectangle(0, 0, ofGetWidth(), ofGetHeight());
	this->shader.end();
}

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

	ofGLWindowSettings settings;
	settings.setGLVersion(3, 2);
	settings.setSize(1280, 720);
	ofCreateWindow(settings);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

this->cap_size = cv::Size(1280, 720);

this->cap.open("video.mp4");

this->image.allocate(this->cap_size.width, this->cap_size.height, OF_IMAGE_COLOR);

this->frame = cv::Mat(cv::Size(this->image.getWidth(), this->image.getHeight()), CV_MAKETYPE(CV_8UC3, this->image.getPixels().getNumChannels()), this->image.getPixels().getData(), 0);

this->fbo.allocate(ofGetWidth(), ofGetHeight());

this->shader.load("shader/shader.vert", "shader/shader.frag");

this->font_size = 80;

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

}

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

void ofApp::update() {

// Read mp4 file.

cv::Mat src;

this->cap >> src;

if (src.empty()) {

this->cap.set(CV_CAP_PROP_POS_FRAMES, 1);

return;

}

cv::resize(src, this->frame, this->cap_size);

cv::cvtColor(this->frame, this->frame, CV_BGR2RGB);

this->image.update();

// Draw image.

this->fbo.begin();

ofClear(0);

ofBackground(60);

ofSetColor(255);

for (int x = 0; x < ofGetWidth(); x += this->font_size) {

for (int y = this->font_size; y <= ofGetHeight(); y += this->font_size) {

char noise_value = ofMap(ofNoise(x * 0.005, y * 0.0005 - ofGetFrameNum() * this->font_size * 0.00001), 0, 1, 'A', 'Z');

this->font.drawString({ noise_value }, x, y);

}

this->fbo.end();

}

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

void ofApp::draw() {

this->shader.begin();

this->shader.setUniform1f("time", ofGetElapsedTimef());

this->shader.setUniform2f("resolution", ofGetWidth(), ofGetHeight());

this->shader.setUniformTexture("tex1", this->image, 1);

this->shader.setUniformTexture("tex2", this->fbo.getTexture(), 2);

ofFill();

ofSetColor(255);

ofDrawRectangle(0, 0, ofGetWidth(), ofGetHeight());

this->shader.end();

}

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

int main() {

ofGLWindowSettings settings;

settings.setGLVersion(3, 2);

settings.setSize(1280, 720);

ofCreateWindow(settings);

ofRunApp(new ofApp());

}

#version 150

uniform mat4 modelViewProjectionMatrix;
in vec4 position;

void main(){
	gl_Position = modelViewProjectionMatrix * position;
}

#version 150

uniform mat4 modelViewProjectionMatrix;

in vec4 position;

void main(){

gl_Position = modelViewProjectionMatrix * position;

}

#version 150

uniform float time;
uniform vec2 resolution;
uniform sampler2DRect tex1;
uniform sampler2DRect tex2;

in vec2 texCoordVarying;
out vec4 outputColor;

void main() {

  vec4 t1 = texture(tex1, vec2(gl_FragCoord.x, resolution.y - gl_FragCoord.y));
  vec4 t2 = texture(tex2, vec2(gl_FragCoord.x, resolution.y - gl_FragCoord.y));
 
  outputColor = t1 * t2;
}

#version 150

uniform float time;

uniform vec2 resolution;

uniform sampler2DRect tex1;

uniform sampler2DRect tex2;

in vec2 texCoordVarying;

out vec4 outputColor;

void main() {

vec4 t1 = texture(tex1, vec2(gl_FragCoord.x, resolution.y - gl_FragCoord.y));

vec4 t2 = texture(tex2, vec2(gl_FragCoord.x, resolution.y - gl_FragCoord.y));

outputColor = t1 * t2;

}

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2019年5月22日2019年5月22日

888 days. openFrameworks

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[ About ]
888日達成！

888 days.

[ 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) {};
};

#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) {};

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(2);
	ofNoFill();
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);
	ofRotate(90);

	auto radius_min = 60;
	auto radius_max = 110;
	auto radius_span = 5;

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

		for (int radius = radius_min; radius < radius_max; radius += radius_span) {

			ofColor color;
			color.setHsb(ofRandom(255), 180, 255);

			auto start_deg = ofGetFrameNum() * ofRandom(3, 8) + ofRandom(720);
			auto len = ofRandom(80, 360);

			vector<glm::vec2> vertices_in, vertices_out;
			auto first = true;
			for (int deg = start_deg; deg < start_deg + len; deg += 1) {

				int position_deg = deg % 720;
				if (position_deg < 360) {

					vertices_in.push_back(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)) + glm::vec2((radius_min + radius_max) * -0.5, (i - 1) * 240));
					vertices_out.push_back(glm::vec2((radius + radius_span) * cos(deg * DEG_TO_RAD), (radius + radius_span) * sin(deg * DEG_TO_RAD)) + glm::vec2((radius_min + radius_max) * -0.5, (i - 1) * 240));
				}
				else {

					int tmp_radius = ofMap(radius, radius_min, radius_max, radius_max, radius_min);
					vertices_in.push_back(glm::vec2(-1 * tmp_radius * cos(deg * DEG_TO_RAD), tmp_radius * sin(deg * DEG_TO_RAD)) + glm::vec2((radius_min + radius_max) * 0.5, (i - 1) * 240));
					vertices_out.push_back(glm::vec2(-1 * (tmp_radius - radius_span) * cos(deg * DEG_TO_RAD), (tmp_radius - radius_span) * sin(deg * DEG_TO_RAD)) + glm::vec2((radius_min + radius_max) * 0.5, (i - 1) * 240));
				}
			}

			reverse(vertices_out.begin(), vertices_out.end());

			ofFill();
			ofSetColor(color);
			ofBeginShape();
			ofVertices(vertices_in);
			ofVertices(vertices_out);
			ofEndShape(true);

			ofNoFill();
			ofSetColor(39);
			ofBeginShape();
			ofVertices(vertices_in);
			ofVertices(vertices_out);
			ofEndShape(true);
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(2);

ofNoFill();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

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

ofRotate(90);

auto radius_min = 60;

auto radius_max = 110;

auto radius_span = 5;

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

for (int radius = radius_min; radius < radius_max; radius += radius_span) {

ofColor color;

color.setHsb(ofRandom(255), 180, 255);

auto start_deg = ofGetFrameNum() * ofRandom(3, 8) + ofRandom(720);

auto len = ofRandom(80, 360);

vector<glm::vec2> vertices_in, vertices_out;

auto first = true;

for (int deg = start_deg; deg < start_deg + len; deg += 1) {

int position_deg = deg % 720;

if (position_deg < 360) {

vertices_in.push_back(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)) + glm::vec2((radius_min + radius_max) * -0.5, (i - 1) * 240));

vertices_out.push_back(glm::vec2((radius + radius_span) * cos(deg * DEG_TO_RAD), (radius + radius_span) * sin(deg * DEG_TO_RAD)) + glm::vec2((radius_min + radius_max) * -0.5, (i - 1) * 240));

}

else {

int tmp_radius = ofMap(radius, radius_min, radius_max, radius_max, radius_min);

vertices_in.push_back(glm::vec2(-1 * tmp_radius * cos(deg * DEG_TO_RAD), tmp_radius * sin(deg * DEG_TO_RAD)) + glm::vec2((radius_min + radius_max) * 0.5, (i - 1) * 240));

vertices_out.push_back(glm::vec2(-1 * (tmp_radius - radius_span) * cos(deg * DEG_TO_RAD), (tmp_radius - radius_span) * sin(deg * DEG_TO_RAD)) + glm::vec2((radius_min + radius_max) * 0.5, (i - 1) * 240));

}

reverse(vertices_out.begin(), vertices_out.end());

ofFill();

ofSetColor(color);

ofBeginShape();

ofVertices(vertices_in);

ofVertices(vertices_out);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices_in);

ofVertices(vertices_out);

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

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2019年5月21日2019年5月21日

Thorn of sphere. openFrameworks

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[ About ]
飛び出る球体

Thorn of sphere.

[ 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<ofMeshFace> triangles;
	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) {};

vector<ofMeshFace> triangles;

ofEasyCam cam;

};

#include "ofApp.h"	

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

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

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

	auto ico_sphere = ofIcoSpherePrimitive(300, 2);
	this->triangles = ico_sphere.getMesh().getUniqueFaces();
}

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

}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.8);
	ofRotateX(ofGetFrameNum() * 0.3);

	auto threshold = 0.65f;
	for (auto& triangle : this->triangles) {

		auto base_location_a = glm::vec3(triangle.getVertex(0).x, triangle.getVertex(0).y, triangle.getVertex(0).z);
		auto base_location_b = glm::vec3(triangle.getVertex(1).x, triangle.getVertex(1).y, triangle.getVertex(1).z);
		auto base_location_c = glm::vec3(triangle.getVertex(2).x, triangle.getVertex(2).y, triangle.getVertex(2).z);
		auto base_avg = (base_location_a + base_location_b + base_location_c) / 3;

		// 隣接する図形同士で重なる部分が出てくるので調整値の分だけ縮める
		base_location_a = (base_location_a - base_avg) * 0.95 + base_avg;
		base_location_b = (base_location_b - base_avg) * 0.95 + base_avg;
		base_location_c = (base_location_c - base_avg) * 0.95 + base_avg;

		auto noise_value = ofNoise(base_avg.x * 0.005, base_avg.y * 0.005, base_avg.z * 0.005, ofGetFrameNum() * 0.0025);
		if (noise_value >= threshold) {

			auto tmp_location_a = glm::normalize(base_location_a) * ofMap(noise_value, threshold, 1.0, 300, 450);
			auto tmp_location_b = glm::normalize(base_location_b) * ofMap(noise_value, threshold, 1.0, 300, 450);
			auto tmp_location_c = glm::normalize(base_location_c) * ofMap(noise_value, threshold, 1.0, 300, 450);
			
			ofFill();
			ofSetColor(239);
			ofBeginShape();
			ofVertex(tmp_location_a);
			ofVertex(tmp_location_b);
			ofVertex(tmp_location_c);
			ofEndShape(true);

			ofBeginShape();
			ofVertex(base_location_a);
			ofVertex(base_location_b);
			ofVertex(tmp_location_b);
			ofVertex(tmp_location_a);
			ofEndShape(true);

			ofBeginShape();
			ofVertex(base_location_b);
			ofVertex(base_location_c);
			ofVertex(tmp_location_c);
			ofVertex(tmp_location_b);
			ofEndShape(true);

			ofBeginShape();
			ofVertex(base_location_c);
			ofVertex(base_location_a);
			ofVertex(tmp_location_a);
			ofVertex(tmp_location_c);
			ofEndShape(true);

			ofNoFill();
			ofSetColor(39);
			ofBeginShape();
			ofVertex(tmp_location_a);
			ofVertex(tmp_location_b);
			ofVertex(tmp_location_c);
			ofEndShape(true);

			ofBeginShape();
			ofVertex(base_location_a);
			ofVertex(base_location_b);
			ofVertex(tmp_location_b);
			ofVertex(tmp_location_a);
			ofEndShape(true);

			ofBeginShape();
			ofVertex(base_location_b);
			ofVertex(base_location_c);
			ofVertex(tmp_location_c);
			ofVertex(tmp_location_b);
			ofEndShape(true);

			ofBeginShape();
			ofVertex(base_location_c);
			ofVertex(base_location_a);
			ofVertex(tmp_location_a);
			ofVertex(tmp_location_c);
			ofEndShape(true);
		}
		else {

			ofFill();
			ofSetColor(239);
			ofBeginShape();
			ofVertex(base_location_a);
			ofVertex(base_location_b);
			ofVertex(base_location_c);
			ofEndShape(true);

			ofNoFill();
			ofSetColor(39);
			ofBeginShape();
			ofVertex(base_location_a);
			ofVertex(base_location_b);
			ofVertex(base_location_c);
			ofEndShape(true);
		}
	}
	
	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(239);

ofSetLineWidth(2);

ofEnableDepthTest();

auto ico_sphere = ofIcoSpherePrimitive(300, 2);

this->triangles = ico_sphere.getMesh().getUniqueFaces();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.8);

ofRotateX(ofGetFrameNum() * 0.3);

auto threshold = 0.65f;

for (auto& triangle : this->triangles) {

auto base_location_a = glm::vec3(triangle.getVertex(0).x, triangle.getVertex(0).y, triangle.getVertex(0).z);

auto base_location_b = glm::vec3(triangle.getVertex(1).x, triangle.getVertex(1).y, triangle.getVertex(1).z);

auto base_location_c = glm::vec3(triangle.getVertex(2).x, triangle.getVertex(2).y, triangle.getVertex(2).z);

auto base_avg = (base_location_a + base_location_b + base_location_c) / 3;

// 隣接する図形同士で重なる部分が出てくるので調整値の分だけ縮める

base_location_a = (base_location_a - base_avg) * 0.95 + base_avg;

base_location_b = (base_location_b - base_avg) * 0.95 + base_avg;

base_location_c = (base_location_c - base_avg) * 0.95 + base_avg;

auto noise_value = ofNoise(base_avg.x * 0.005, base_avg.y * 0.005, base_avg.z * 0.005, ofGetFrameNum() * 0.0025);

if (noise_value >= threshold) {

auto tmp_location_a = glm::normalize(base_location_a) * ofMap(noise_value, threshold, 1.0, 300, 450);

auto tmp_location_b = glm::normalize(base_location_b) * ofMap(noise_value, threshold, 1.0, 300, 450);

auto tmp_location_c = glm::normalize(base_location_c) * ofMap(noise_value, threshold, 1.0, 300, 450);

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertex(tmp_location_a);

ofVertex(tmp_location_b);

ofVertex(tmp_location_c);

ofEndShape(true);

ofBeginShape();

ofVertex(base_location_a);

ofVertex(base_location_b);

ofVertex(tmp_location_b);

ofVertex(tmp_location_a);

ofEndShape(true);

ofBeginShape();

ofVertex(base_location_b);

ofVertex(base_location_c);

ofVertex(tmp_location_c);

ofVertex(tmp_location_b);

ofEndShape(true);

ofBeginShape();

ofVertex(base_location_c);

ofVertex(base_location_a);

ofVertex(tmp_location_a);

ofVertex(tmp_location_c);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertex(tmp_location_a);

ofVertex(tmp_location_b);

ofVertex(tmp_location_c);

ofEndShape(true);

ofBeginShape();

ofVertex(base_location_a);

ofVertex(base_location_b);

ofVertex(tmp_location_b);

ofVertex(tmp_location_a);

ofEndShape(true);

ofBeginShape();

ofVertex(base_location_b);

ofVertex(base_location_c);

ofVertex(tmp_location_c);

ofVertex(tmp_location_b);

ofEndShape(true);

ofBeginShape();

ofVertex(base_location_c);

ofVertex(base_location_a);

ofVertex(tmp_location_a);

ofVertex(tmp_location_c);

ofEndShape(true);

}

else {

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertex(base_location_a);

ofVertex(base_location_b);

ofVertex(base_location_c);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertex(base_location_a);

ofVertex(base_location_b);

ofVertex(base_location_c);

ofEndShape(true);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190521

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