noise – ページ 373 – プログラミング de 落描き

2018年6月24日2018年6月24日

縦横回転の四角

[ Video ]

[ About ]
等間隔で配置された四角が、縦・横にそれぞれ交互に回転しています。

[ Source ]

#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 "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);
	ofBackground(239);
	ofSetWindowTitle("Insta");

	ofNoFill();
	ofSetColor(39);
	ofSetLineWidth(2);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
}

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

}

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

	int rect_size = 144;
	bool flag = true;
	for (int x = rect_size / 2; x <= ofGetWidth() - rect_size / 2; x += rect_size) {

		for (int y = rect_size / 2; y <= ofGetHeight() - rect_size / 2; y += rect_size) {

			ofPushMatrix();
			ofTranslate(x, y);

			for (int size = rect_size; size > 0; size -= rect_size / 6) {

				ofDrawRectangle(ofPoint(), size, size);
				
				int deg = ofMap(ofNoise(x * 0.0005, (y * 0.0005 + ofGetFrameNum() * 0.01) * 1), 0, 1, -120, 120);		
				flag ? ofRotateX(deg) : ofRotateY(deg);
			}

			ofPopMatrix();
			flag = !flag;
		}
	}

}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(239);

ofSetWindowTitle("Insta");

ofNoFill();

ofSetColor(39);

ofSetLineWidth(2);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

int rect_size = 144;

bool flag = true;

for (int x = rect_size / 2; x <= ofGetWidth() - rect_size / 2; x += rect_size) {

for (int y = rect_size / 2; y <= ofGetHeight() - rect_size / 2; y += rect_size) {

ofPushMatrix();

ofTranslate(x, y);

for (int size = rect_size; size > 0; size -= rect_size / 6) {

ofDrawRectangle(ofPoint(), size, size);

int deg = ofMap(ofNoise(x * 0.0005, (y * 0.0005 + ofGetFrameNum() * 0.01) * 1), 0, 1, -120, 120);

flag ? ofRotateX(deg) : ofRotateY(deg);

}

ofPopMatrix();

flag = !flag;

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180624

2018年6月23日2018年6月23日

2種類の動画をnoiseでミックス

[ Video ]

[ About ]
2種類の動画をnoiseを元にミックスしました

[ Source ]

#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 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) {};

	cv::VideoCapture cap_1;
	cv::VideoCapture cap_2;
	cv::Size cap_size;
	cv::Mat blend_frame;
	ofImage blend_image;
};

#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 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) {};

cv::VideoCapture cap_1;

cv::VideoCapture cap_2;

cv::Size cap_size;

cv::Mat blend_frame;

ofImage blend_image;

};

#include "ofApp.h"

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

	ofSetFrameRate(30);
	ofBackground(39);
	ofSetWindowTitle("Insta");

	this->cap_size = cv::Size(1280, 720);
	this->cap_1.open("D:\\video\\beach.mp4");
	this->cap_2.open("D:\\video\\city2.mp4");

	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);
}

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

	cv::Mat src_1, src_2, mini_1, mini_2;
	this->cap_1 >> src_1;
	if (src_1.empty()) {

		this->cap_1.set(CV_CAP_PROP_POS_FRAMES, 1);
		return;
	}
	this->cap_2 >> src_2;
	if (src_2.empty()) {

		this->cap_2.set(CV_CAP_PROP_POS_FRAMES, 1);
		return;
	}

	cv::resize(src_1, mini_1, this->cap_size);
	cv::resize(src_2, mini_2, this->cap_size);
	
	for (int x = 0; x < this->blend_frame.cols; x += 1) {

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

			float noise_value = ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.005);

			if (noise_value < 0.5) {

				this->blend_frame.at<cv::Vec3b>(y, x) = mini_1.at<cv::Vec3b>(y, x);
			}
			else {

				this->blend_frame.at<cv::Vec3b>(y, x) = mini_2.at<cv::Vec3b>(y, x);
			}
		}
	}

	cv::cvtColor(this->blend_frame, this->blend_frame, CV_BGR2RGB);
	this->blend_image.update();
}

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

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

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofBackground(39);

ofSetWindowTitle("Insta");

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

this->cap_1.open("D:\\video\\beach.mp4");

this->cap_2.open("D:\\video\\city2.mp4");

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);

}

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

void ofApp::update() {

cv::Mat src_1, src_2, mini_1, mini_2;

this->cap_1 >> src_1;

if (src_1.empty()) {

this->cap_1.set(CV_CAP_PROP_POS_FRAMES, 1);

return;

}

this->cap_2 >> src_2;

if (src_2.empty()) {

this->cap_2.set(CV_CAP_PROP_POS_FRAMES, 1);

return;

}

cv::resize(src_1, mini_1, this->cap_size);

cv::resize(src_2, mini_2, this->cap_size);

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

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

float noise_value = ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.005);

if (noise_value < 0.5) {

this->blend_frame.at<cv::Vec3b>(y, x) = mini_1.at<cv::Vec3b>(y, x);

}

else {

this->blend_frame.at<cv::Vec3b>(y, x) = mini_2.at<cv::Vec3b>(y, x);

}

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

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/Insta20180623

2018年6月19日2018年6月19日

GECKO ON GECKO openFrameworks

[ Video ]

[ About ]
やもりのシルエットをGECKOという文字で埋めました。Noiseで文字を変化、文字と色はリンクしています。

[ Source ]

#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) {};

	ofImage image;
	ofPixels pix;

	ofTrueTypeFont font;
};

#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) {};

ofImage image;

ofPixels pix;

ofTrueTypeFont font;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofBackground(39);
	ofSetWindowTitle("Insta");

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 15);
	this->image.load("images/gecko.png");
	this->pix = this->image.getPixelsRef();
}

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

}

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

	ofColor word_color;
	vector<string> word = { "G", "E", "C", "K", "O" };

	ofTranslate((ofGetWidth() - this->image.getWidth()) * 0.5, (ofGetHeight() - this->image.getHeight()) * 0.5);
	
	for (int x = 0; x < this->image.getWidth(); x += this->font.getSize()) {

		for (int y = 0; y < this->image.getHeight(); y += this->font.getSize()) {

			ofColor pix_color = this->pix.getColor(x, y);
			if (pix_color != ofColor(0)) {

				continue;
			}

			int word_index = ofMap(ofNoise(x * 0.008, y * 0.008 + ofGetFrameNum() * 0.03), 0, 1, 0, word.size());
			word_color.setHsb(ofMap(word_index, 0, word.size(), 0, 239), 200, 255);
			ofSetColor(word_color);
			this->font.drawString(word[word_index], x, y);
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(39);

ofSetWindowTitle("Insta");

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 15);

this->image.load("images/gecko.png");

this->pix = this->image.getPixelsRef();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofColor word_color;

vector<string> word = { "G", "E", "C", "K", "O" };

ofTranslate((ofGetWidth() - this->image.getWidth()) * 0.5, (ofGetHeight() - this->image.getHeight()) * 0.5);

for (int x = 0; x < this->image.getWidth(); x += this->font.getSize()) {

for (int y = 0; y < this->image.getHeight(); y += this->font.getSize()) {

ofColor pix_color = this->pix.getColor(x, y);

if (pix_color != ofColor(0)) {

continue;

}

int word_index = ofMap(ofNoise(x * 0.008, y * 0.008 + ofGetFrameNum() * 0.03), 0, 1, 0, word.size());

word_color.setHsb(ofMap(word_index, 0, word.size(), 0, 239), 200, 255);

ofSetColor(word_color);

this->font.drawString(word[word_index], x, y);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180619

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