opencv – ページ 40 – プログラミング de 落描き

2018年2月16日2018年2月15日

配列の値から動画データを歪める

[ Video ]

[ About ]
昨日、一昨日とやってきた、配列の値から炎っぽい動きを作るロジックで出力した値を動画のフレーム番号と絡めてみました。定点カメラの映像になるので、道路の路面と手間にある木はあまり動かず、車やバイクはグニャグニャしていて不思議な感じが出せていると思います。

[ Source ]

#pragma once
#include "ofMain.h"
#include "ofFbo.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::VideoCapture cap;
	cv::Size cap_size;

	static const int number_of_frames = 350;
	cv::Mat save_frames[number_of_frames];

	cv::Mat blend_frame;
	ofImage blend_image;

	int size;
	vector<vector<float>> values;
};

#pragma once

#include "ofMain.h"

#include "ofFbo.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::VideoCapture cap;

cv::Size cap_size;

static const int number_of_frames = 350;

cv::Mat save_frames[number_of_frames];

cv::Mat blend_frame;

ofImage blend_image;

int size;

vector<vector<float>> values;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofBackground(0);
	ofSetWindowTitle("Insta");

	this->size = 2;

	this->cap.open("D:\\video\\image9.mp4");
	this->cap_size = cv::Size(1280, 720);
	ofSetFrameRate(this->cap.get(CV_CAP_PROP_FPS));

	this->blend_image.allocate(this->cap_size.width, this->cap_size.height, OF_IMAGE_COLOR);
	this->blend_frame = cv::Mat(this->blend_image.getHeight(), this->blend_image.getWidth(), CV_MAKETYPE(CV_8UC3, this->blend_image.getPixels().getNumChannels()), this->blend_image.getPixels().getData(), 0);

	for (int i = 0; i < this->number_of_frames; i++) {

		cv::Mat src, mini_src;
		this->cap >> src;
		if (src.empty()) {

			break;
		}
		cv::resize(src, mini_src, this->cap_size);
		cv::cvtColor(mini_src, mini_src, CV_RGB2BGR);

		mini_src.copyTo(this->save_frames[(this->number_of_frames - 1) - i]);
	}
}

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

	this->values.clear();

	float x_count = ofGetWidth() / this->size;
	float y_count = ofGetHeight() / this->size;

	for (int y = 0; y < y_count; y++) {

		vector<float> tmp_values;

		for (int x = 0; x < x_count; x++) {

			if (y == 0) {

				float value = ofMap(ofNoise(x * 0.01, ofGetFrameNum() * 0.005), 0, 1, 0, this->number_of_frames);
				tmp_values.push_back(value);
			}
			else {

				float value = 0;
				int count = 0;

				for (int tmp_x = x - 1; tmp_x <= x + 1; tmp_x++) {

					if (tmp_x >= 0 && tmp_x < x_count) {

						value += this->values[y - 1][tmp_x];
						count++;
					}
				}

				if (y >= 2) {

					value += this->values[y - 2][x];
					count++;
				}

				float average = value / count + ofMap(ofNoise(x * 0.03, y * 0.01 - ofGetFrameNum() * 0.05), 0, 1, -0.5, 0.5);
				if (average > this->number_of_frames) {

					average = this->number_of_frames;
				}
				else if (average < 0) {

					average = 0;
				}

				tmp_values.push_back(average);
			}
		}

		this->values.push_back(tmp_values);
	}

	for (int y = 0; y < this->blend_frame.rows; y += 1) {

		for (int x = 0; x < this->blend_frame.cols; x += 1) {

			int tmp_x = x / this->size;
			int tmp_y = y / this->size;
			int index = this->values[tmp_y][tmp_x];
			this->blend_frame.at<cv::Vec3b>(y, x) = this->save_frames[index].at<cv::Vec3b>(y, x);
		}
	}

	this->blend_image.update();
}

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

	this->blend_image.draw(0, 0);
}

//========================================================================
int main() {

	ofSetupOpenGL(1280, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofBackground(0);

ofSetWindowTitle("Insta");

this->size = 2;

this->cap.open("D:\\video\\image9.mp4");

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

ofSetFrameRate(this->cap.get(CV_CAP_PROP_FPS));

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

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

for (int i = 0; i < this->number_of_frames; i++) {

cv::Mat src, mini_src;

this->cap >> src;

if (src.empty()) {

break;

}

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

cv::cvtColor(mini_src, mini_src, CV_RGB2BGR);

mini_src.copyTo(this->save_frames[(this->number_of_frames - 1) - i]);

}

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

void ofApp::update() {

this->values.clear();

float x_count = ofGetWidth() / this->size;

float y_count = ofGetHeight() / this->size;

for (int y = 0; y < y_count; y++) {

vector<float> tmp_values;

for (int x = 0; x < x_count; x++) {

if (y == 0) {

float value = ofMap(ofNoise(x * 0.01, ofGetFrameNum() * 0.005), 0, 1, 0, this->number_of_frames);

tmp_values.push_back(value);

}

else {

float value = 0;

int count = 0;

for (int tmp_x = x - 1; tmp_x <= x + 1; tmp_x++) {

if (tmp_x >= 0 && tmp_x < x_count) {

value += this->values[y - 1][tmp_x];

count++;

}

if (y >= 2) {

value += this->values[y - 2][x];

count++;

}

float average = value / count + ofMap(ofNoise(x * 0.03, y * 0.01 - ofGetFrameNum() * 0.05), 0, 1, -0.5, 0.5);

if (average > this->number_of_frames) {

average = this->number_of_frames;

}

else if (average < 0) {

average = 0;

}

tmp_values.push_back(average);

}

this->values.push_back(tmp_values);

}

for (int y = 0; y < this->blend_frame.rows; y += 1) {

for (int x = 0; x < this->blend_frame.cols; x += 1) {

int tmp_x = x / this->size;

int tmp_y = y / this->size;

int index = this->values[tmp_y][tmp_x];

this->blend_frame.at<cv::Vec3b>(y, x) = this->save_frames[index].at<cv::Vec3b>(y, x);

}

this->blend_image.update();

}

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

void ofApp::draw() {

this->blend_image.draw(0, 0);

}

//========================================================================

int main() {

ofSetupOpenGL(1280, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180215

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2018年2月13日2018年2月12日

再帰モザイク × 風景画 openFrameworks OpenCV

[ Video ]

[ About ]
昨日の動画にかけたエフェクトを静止画にかけてみました。

[ Source ]

#pragma once
#include "ofMain.h"
#include "opencv2/opencv.hpp"
#include "RecuRect.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) {};

	RecuRect r_rect;

	cv::VideoCapture cap;
	cv::Mat frame;
};

#pragma once

#include "ofMain.h"

#include "opencv2/opencv.hpp"

#include "RecuRect.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) {};

RecuRect r_rect;

cv::VideoCapture cap;

cv::Mat frame;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofBackground(0);
	ofSetWindowTitle("Insta");

	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

	this->frame = cv::imread("D:\\video\\image.jpg");
}

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

	this->r_rect = RecuRect(9, ofVec2f(ofGetWidth() / 2, ofGetHeight() / 2), 1280, true);
	this->r_rect.update();
}

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

	r_rect.draw(this->frame);
}

//========================================================================
int main() {

	ofSetupOpenGL(1280, 1280, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(0);

ofSetWindowTitle("Insta");

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

this->frame = cv::imread("D:\\video\\image.jpg");

}

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

void ofApp::update() {

this->r_rect = RecuRect(9, ofVec2f(ofGetWidth() / 2, ofGetHeight() / 2), 1280, true);

this->r_rect.update();

}

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

void ofApp::draw() {

r_rect.draw(this->frame);

}

//========================================================================

int main() {

ofSetupOpenGL(1280, 1280, OF_WINDOW);

ofRunApp(new ofApp());

}

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

class RecuRect
{
public:
	RecuRect();
	RecuRect(int level, ofVec2f location, float size, bool origin = false);
	~RecuRect();

	void update();
	void draw(cv::Mat frame);
private:
	int level;
	ofVec2f location;
	float size;
	int type;
	bool origin;

	std::vector<RecuRect> rects;
};

#pragma once

#include "ofMain.h"

#include "opencv2/opencv.hpp"

class RecuRect

{

public:

RecuRect();

RecuRect(int level, ofVec2f location, float size, bool origin = false);

~RecuRect();

void update();

void draw(cv::Mat frame);

private:

int level;

ofVec2f location;

float size;

int type;

bool origin;

std::vector<RecuRect> rects;

};

#include "RecuRect.h"

RecuRect::RecuRect() {

}

RecuRect::RecuRect(int level, ofVec2f location, float size, bool origin) {

	//this->type = ofRandom(100);
	this->type = ofNoise(location.x * 0.005, location.y * 0.005, ofGetFrameNum() * 0.05) * 100;

	if (this->origin || (level > 0 && this->type < 80)) {

		this->rects.push_back(RecuRect(level - 1, ofVec2f(location.x - size / 4, location.y - size / 4), size / 2));
		this->rects.push_back(RecuRect(level - 1, ofVec2f(location.x - size / 4, location.y + size / 4), size / 2));
		this->rects.push_back(RecuRect(level - 1, ofVec2f(location.x + size / 4, location.y - size / 4), size / 2));
		this->rects.push_back(RecuRect(level - 1, ofVec2f(location.x + size / 4, location.y + size / 4), size / 2));
	}

	this->level = level;
	this->location = location;
	this->size = size;
	this->origin = origin;
}

RecuRect::~RecuRect() {

}

void RecuRect::update() {

}

void RecuRect::draw(cv::Mat frame) {

	if (this->origin || (this->level != 0 && this->type < 80)) {

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

			this->rects[i].draw(frame);
		}
	}
	else {

		cv::Vec3b frame_color = frame.at<cv::Vec3b>((int)this->location.y, (int)this->location.x);
		ofColor color = ofColor(frame_color[2], frame_color[1], frame_color[0]);
		ofSetColor(color);
		ofDrawRectangle(this->location, this->size, this->size);
	}
}

#include "RecuRect.h"

RecuRect::RecuRect() {

}

RecuRect::RecuRect(int level, ofVec2f location, float size, bool origin) {

//this->type = ofRandom(100);

this->type = ofNoise(location.x * 0.005, location.y * 0.005, ofGetFrameNum() * 0.05) * 100;

if (this->origin || (level > 0 && this->type < 80)) {

this->rects.push_back(RecuRect(level - 1, ofVec2f(location.x - size / 4, location.y - size / 4), size / 2));

this->rects.push_back(RecuRect(level - 1, ofVec2f(location.x - size / 4, location.y + size / 4), size / 2));

this->rects.push_back(RecuRect(level - 1, ofVec2f(location.x + size / 4, location.y - size / 4), size / 2));

this->rects.push_back(RecuRect(level - 1, ofVec2f(location.x + size / 4, location.y + size / 4), size / 2));

}

this->level = level;

this->location = location;

this->size = size;

this->origin = origin;

}

RecuRect::~RecuRect() {

}

void RecuRect::update() {

}

void RecuRect::draw(cv::Mat frame) {

if (this->origin || (this->level != 0 && this->type < 80)) {

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

this->rects[i].draw(frame);

}

else {

cv::Vec3b frame_color = frame.at<cv::Vec3b>((int)this->location.y, (int)this->location.x);

ofColor color = ofColor(frame_color[2], frame_color[1], frame_color[0]);

ofSetColor(color);

ofDrawRectangle(this->location, this->size, this->size);

}

[ Link ]
https://github.com/junkiyoshi/Insta20180212

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2018年2月4日2018年2月3日

動画のフレーム差分でParticleを生成 openFrameworks OpenCV ofxBox2d

[ Video ]

[ About ]
昨日のWebカメラを動画データに置き換えました。重かったので、書き出した画像をつなげて動画にしてあります。

[ Source ]

#pragma once
#include "ofMain.h"
#include "ofFbo.h"

#include "ofxBox2d.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 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) {};

	ofFbo fbo;
	ofPixels pixels;
	ofImage save_image;

	ofxBox2d box2d;
	vector<shared_ptr<ofxBox2dCircle>> circles;
	vector<float> circles_life;
	vector<ofColor> circles_color;
	
	cv::VideoCapture cap;
	ofVec2f cap_size;
	cv::Mat pre_frame;
	cv::Mat frame;
	ofImage image;
};

#pragma once

#include "ofMain.h"

#include "ofFbo.h"

#include "ofxBox2d.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 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) {};

ofFbo fbo;

ofPixels pixels;

ofImage save_image;

ofxBox2d box2d;

vector<shared_ptr<ofxBox2dCircle>> circles;

vector<float> circles_life;

vector<ofColor> circles_color;

cv::VideoCapture cap;

ofVec2f cap_size;

cv::Mat pre_frame;

cv::Mat frame;

ofImage image;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(25);
	ofBackground(0);
	ofSetWindowTitle("Insta");

	this->box2d.init();
	this->box2d.setGravity(0, 50);
	this->box2d.createBounds();
	this->box2d.setFPS(25);
	//this->box2d.registerGrabbing();

	this->cap.open("city3.mp4");
	this->cap_size = ofVec2f(this->cap.get(CV_CAP_PROP_FRAME_WIDTH), this->cap.get(CV_CAP_PROP_FRAME_HEIGHT));
	this->cap_size *= 0.33;

	this->image.allocate(this->cap_size.x, this->cap_size.y, OF_IMAGE_COLOR);
	this->frame = cv::Mat(this->image.getHeight(), this->image.getWidth(), CV_MAKETYPE(CV_8UC3, this->image.getPixels().getNumChannels()), this->image.getPixels().getData(), 0);
	
	this->fbo.allocate(ofGetWidth(), ofGetHeight());
}

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

	cv::Mat src;
	this->cap >> src;
	
	if (src.empty()) {
		return;
	}

	cv::flip(src, src, 1);
	cv::cvtColor(src, src, cv::COLOR_BGR2RGB);
	cv::resize(src, this->frame, cv::Size(this->cap_size.x, this->cap_size.y));

	float span = 10;
	if(ofGetFrameNum() > 10) {

		cv::Mat gap = this->pre_frame - this->frame;
		vector<ofVec2f> gap_points;

		for (int y = 0; y < gap.rows; y += span) {

			cv::Vec3b* value = gap.ptr<cv::Vec3b>(y, 0);
			for (int x = 0; x < gap.cols; x += span) {

				cv::Vec3b v = value[x];
				if ((v[0] + v[1] + v[2]) > 32) {
					 
					shared_ptr<ofxBox2dCircle> circle = shared_ptr<ofxBox2dCircle>(new ofxBox2dCircle);
					circle.get()->setPhysics(3.0, 0.5, 0.1);
					circle.get()->setup(this->box2d.getWorld(), x + ofGetWidth() / 2 - this->image.getWidth() / 2 + ofRandom(-span / 2, span / 2), y + 30 + ofRandom(-span / 2, span / 2), span / 4);
					this->circles.push_back(circle);

					this->circles_life.push_back(255);

					ofColor c;
					c.setHsb(ofRandom(255), 220, 220);
					this->circles_color.push_back(c);

				}
			}
		}
	}
	this->frame.copyTo(this->pre_frame);
	this->image.update();

	this->fbo.begin();
	ofClear(0);
	ofBackground(0);

	ofSetColor(255);
	this->image.draw(ofGetWidth() / 2 - this->image.getWidth() / 2, 30);

	for (int i = this->circles.size() - 1; i >= 0; i--) {
		
		this->circles_life[i] -= 8;
		if (this->circles_life[i] < 0) {

			this->circles[i].get()->destroy();
			this->circles.erase(this->circles.begin() + i);
			this->circles_life.erase(this->circles_life.begin() + i);
			this->circles_color.erase(this->circles_color.begin() + i);
		}
		else {

			ofSetColor(this->circles_color[i], this->circles_life[i] + 128);
			ofDrawCircle(this->circles[i].get()->getPosition(), this->circles[i].get()->getRadius());
		}
	}

	this->fbo.end();

	//this->fbo.readToPixels(pixels);
	//this->save_image.setFromPixels(pixels);
	//this->save_image.save(std::to_string(ofGetFrameNum()) + ".png", OF_IMAGE_QUALITY_BEST);

	this->box2d.update();
}

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

	this->fbo.draw(0, 0);
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofBackground(0);

ofSetWindowTitle("Insta");

this->box2d.init();

this->box2d.setGravity(0, 50);

this->box2d.createBounds();

this->box2d.setFPS(25);

//this->box2d.registerGrabbing();

this->cap.open("city3.mp4");

this->cap_size = ofVec2f(this->cap.get(CV_CAP_PROP_FRAME_WIDTH), this->cap.get(CV_CAP_PROP_FRAME_HEIGHT));

this->cap_size *= 0.33;

this->image.allocate(this->cap_size.x, this->cap_size.y, OF_IMAGE_COLOR);

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

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

}

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

void ofApp::update() {

cv::Mat src;

this->cap >> src;

if (src.empty()) {

return;

}

cv::flip(src, src, 1);

cv::cvtColor(src, src, cv::COLOR_BGR2RGB);

cv::resize(src, this->frame, cv::Size(this->cap_size.x, this->cap_size.y));

float span = 10;

if(ofGetFrameNum() > 10) {

cv::Mat gap = this->pre_frame - this->frame;

vector<ofVec2f> gap_points;

for (int y = 0; y < gap.rows; y += span) {

cv::Vec3b* value = gap.ptr<cv::Vec3b>(y, 0);

for (int x = 0; x < gap.cols; x += span) {

cv::Vec3b v = value[x];

if ((v[0] + v[1] + v[2]) > 32) {

shared_ptr<ofxBox2dCircle> circle = shared_ptr<ofxBox2dCircle>(new ofxBox2dCircle);

circle.get()->setPhysics(3.0, 0.5, 0.1);

circle.get()->setup(this->box2d.getWorld(), x + ofGetWidth() / 2 - this->image.getWidth() / 2 + ofRandom(-span / 2, span / 2), y + 30 + ofRandom(-span / 2, span / 2), span / 4);

this->circles.push_back(circle);

this->circles_life.push_back(255);

ofColor c;

c.setHsb(ofRandom(255), 220, 220);

this->circles_color.push_back(c);

}

this->frame.copyTo(this->pre_frame);

this->image.update();

this->fbo.begin();

ofClear(0);

ofBackground(0);

ofSetColor(255);

this->image.draw(ofGetWidth() / 2 - this->image.getWidth() / 2, 30);

for (int i = this->circles.size() - 1; i >= 0; i--) {

this->circles_life[i] -= 8;

if (this->circles_life[i] < 0) {

this->circles[i].get()->destroy();

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

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

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

}

else {

ofSetColor(this->circles_color[i], this->circles_life[i] + 128);

ofDrawCircle(this->circles[i].get()->getPosition(), this->circles[i].get()->getRadius());

}

this->fbo.end();

//this->fbo.readToPixels(pixels);

//this->save_image.setFromPixels(pixels);

//this->save_image.save(std::to_string(ofGetFrameNum()) + ".png", OF_IMAGE_QUALITY_BEST);

this->box2d.update();

}

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

void ofApp::draw() {

this->fbo.draw(0, 0);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180203

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