2020年6月 – ページ 5 – プログラミング de 落描き

2020年6月18日2020年6月18日

noise to bar graph. Draw by openFramworks

[ Video ]

[ About ]
noise to bar graph.

[ 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) {};

	float noise_param;
};

#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) {};

float noise_param;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);

	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
	this->noise_param = ofRandom(1000);
}

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

}

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

	int x_span = 10;
	int y_span = 180;
	int height = 60;
	for (int x = x_span * 3; x <= ofGetWidth() - x_span * 3; x += x_span) {

		for (int y = y_span; y < ofGetHeight(); y += y_span) {

			auto noise_value = ofNoise(x * 0.02, y * 0.02, this->noise_param);

			if (noise_value < 0.5) {

				ofDrawRectangle(glm::vec2(x, y - ofMap(noise_value, 0, 0.5, height * 0.5, 0)), x_span * 0.8, ofMap(noise_value, 0, 0.5, height, 0));
			}
			else {

				ofDrawRectangle(glm::vec2(x, y + ofMap(noise_value, 0.5, 1, 0, height * 0.5)), x_span * 0.8, ofMap(noise_value, 0.5, 1, 0, height));
			}
		}
	}

	if (ofGetFrameNum() % 60 < 45) {

		this->noise_param += ofMap(ofGetFrameNum() % 60, 0, 45, 0.05, 0);
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

this->noise_param = ofRandom(1000);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

int x_span = 10;

int y_span = 180;

int height = 60;

for (int x = x_span * 3; x <= ofGetWidth() - x_span * 3; x += x_span) {

for (int y = y_span; y < ofGetHeight(); y += y_span) {

auto noise_value = ofNoise(x * 0.02, y * 0.02, this->noise_param);

if (noise_value < 0.5) {

ofDrawRectangle(glm::vec2(x, y - ofMap(noise_value, 0, 0.5, height * 0.5, 0)), x_span * 0.8, ofMap(noise_value, 0, 0.5, height, 0));

}

else {

ofDrawRectangle(glm::vec2(x, y + ofMap(noise_value, 0.5, 1, 0, height * 0.5)), x_span * 0.8, ofMap(noise_value, 0.5, 1, 0, height));

}

if (ofGetFrameNum() % 60 < 45) {

this->noise_param += ofMap(ofGetFrameNum() % 60, 0, 45, 0.05, 0);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200618

2020年6月17日2020年6月17日

tiling * noise. Draw by openFrameworks

[ Video ]

[ About ]
tilling * noise.

[ 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(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetColor(39);
}

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

}

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

	int span = 15;
	for (int x = 0; x < ofGetWidth(); x += span) {

		for (int y = 0; y < ofGetHeight(); y += span) {

			auto noise_value = ofNoise(x * 0.01, y * 0.01 + ofGetFrameNum() * 0.035);

			if (y > ofGetHeight() * 0.85) {
			
				noise_value += ofMap(y, ofGetHeight() * 0.85, ofGetHeight(), 0.25, 1);
			}
			else if (y > ofGetHeight() * 0.65) {

				noise_value += ofMap(y, ofGetHeight() * 0.65, ofGetHeight() * 0.85, 0, 0.25);
			}
			else if(y < ofGetHeight() * 0.45){

				noise_value += ofMap(y, 0, ofGetHeight() * 0.45, -0.65, 0);
			}

			if (noise_value > 0.3) {
				
				ofDrawRectangle(glm::vec2(x, y), span - 2, span - 2);
			}
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

int span = 15;

for (int x = 0; x < ofGetWidth(); x += span) {

for (int y = 0; y < ofGetHeight(); y += span) {

auto noise_value = ofNoise(x * 0.01, y * 0.01 + ofGetFrameNum() * 0.035);

if (y > ofGetHeight() * 0.85) {

noise_value += ofMap(y, ofGetHeight() * 0.85, ofGetHeight(), 0.25, 1);

}

else if (y > ofGetHeight() * 0.65) {

noise_value += ofMap(y, ofGetHeight() * 0.65, ofGetHeight() * 0.85, 0, 0.25);

}

else if(y < ofGetHeight() * 0.45){

noise_value += ofMap(y, 0, ofGetHeight() * 0.45, -0.65, 0);

}

if (noise_value > 0.3) {

ofDrawRectangle(glm::vec2(x, y), span - 2, span - 2);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200617

2020年6月16日2020年6月16日

Partial rotation of HIRAGANA. Draw by openFrameworks

[ Video ]

[ About ]
ひらがなを部分的に回転。

Partial rotation of HIRAGANA.

[ Source ]

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

	cv::Mat frame;
	cv::Size frame_size;
	
	float rect_size;
	vector<cv::Mat> rect_frames;
	vector<unique_ptr<ofImage>> rect_images;
	vector<cv::Rect> cv_rects;
};

#pragma once

#include "opencv2/opencv.hpp"

#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) {};

cv::Mat frame;

cv::Size frame_size;

float rect_size;

vector<cv::Mat> rect_frames;

vector<unique_ptr<ofImage>> rect_images;

vector<cv::Rect> cv_rects;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofEnableDepthTest();
	ofDisableArbTex();

	this->frame_size = cv::Size(720, 720);
	this->rect_size = 120;
	for (int x = 0; x < this->frame_size.width; x += this->rect_size) {

		for (int y = 0; y < this->frame_size.height; y += this->rect_size) {

			auto image = make_unique<ofImage>();
			image->allocate(this->rect_size, this->rect_size, OF_IMAGE_COLOR);
			cv::Mat frame = cv::Mat(cv::Size(image->getWidth(), image->getHeight()), CV_MAKETYPE(CV_8UC3, image->getPixels().getNumChannels()), image->getPixels().getData(), 0);
			cv::Rect rect = cv::Rect(x, y, this->rect_size, this->rect_size);

			this->rect_images.push_back(move(image));
			this->cv_rects.push_back(rect);
			this->rect_frames.push_back(frame);
		}
	}

	cv::Mat pic = cv::imread("D:\\char.jpg");
	cv::resize(pic, this->frame, this->frame_size);
	cv::cvtColor(this->frame, this->frame, cv::COLOR_BGR2RGB);
	cv::flip(this->frame, this->frame, 0);
}

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

	ofSeedRandom(39);
}

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

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

		cv::Mat tmp_box_image(this->frame, this->cv_rects[i]);
		tmp_box_image.copyTo(this->rect_frames[i]);
		
		auto noise_value = ofNoise(this->cv_rects[i].x * 0.005, this->cv_rects[i].y * 0.005, ofGetFrameNum() * 0.002);
		int deg = 0;
		if (noise_value > 0.4 && noise_value < 0.6) {

			deg = ofMap(noise_value, 0.4, 0.6, 0, 360);
		}

		if (deg < 80) { deg = 0; }
		else if (deg < 90) { deg = ofMap(deg, 80, 90, 0, 90); }
		else if (deg < 170) { deg = 90; }
		else if (deg < 180) { deg = ofMap(deg, 170, 180, 90, 180); }
		else if (deg < 260) { deg = 180; }
		else if (deg < 270) { deg = ofMap(deg, 260, 270, 180, 270); }
		else if (deg < 350) { deg = 270; }
		else if (deg < 360) { deg = ofMap(deg, 350, 360, 270, 360); }

		ofPushMatrix();
		ofTranslate(this->cv_rects[i].x + this->rect_size * 0.5, this->frame_size.height - this->cv_rects[i].y - this->rect_size * 0.5, 0);
		ofRotate(deg);

		this->rect_images[i]->update();
		this->rect_images[i]->getTexture().bind();
		ofSetColor(255);
		ofFill();
		ofDrawBox(glm::vec3(), this->rect_size, this->rect_size, 1);
		this->rect_images[i]->unbind();

		ofSetColor(39);
		ofNoFill();
		ofDrawBox(glm::vec3(), this->rect_size, this->rect_size, 1);

		ofPopMatrix();
	}

}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofEnableDepthTest();

ofDisableArbTex();

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

this->rect_size = 120;

for (int x = 0; x < this->frame_size.width; x += this->rect_size) {

for (int y = 0; y < this->frame_size.height; y += this->rect_size) {

auto image = make_unique<ofImage>();

image->allocate(this->rect_size, this->rect_size, OF_IMAGE_COLOR);

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

cv::Rect rect = cv::Rect(x, y, this->rect_size, this->rect_size);

this->rect_images.push_back(move(image));

this->cv_rects.push_back(rect);

this->rect_frames.push_back(frame);

}

cv::Mat pic = cv::imread("D:\\char.jpg");

cv::resize(pic, this->frame, this->frame_size);

cv::cvtColor(this->frame, this->frame, cv::COLOR_BGR2RGB);

cv::flip(this->frame, this->frame, 0);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

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

cv::Mat tmp_box_image(this->frame, this->cv_rects[i]);

tmp_box_image.copyTo(this->rect_frames[i]);

auto noise_value = ofNoise(this->cv_rects[i].x * 0.005, this->cv_rects[i].y * 0.005, ofGetFrameNum() * 0.002);

int deg = 0;

if (noise_value > 0.4 && noise_value < 0.6) {

deg = ofMap(noise_value, 0.4, 0.6, 0, 360);

}

if (deg < 80) { deg = 0; }

else if (deg < 90) { deg = ofMap(deg, 80, 90, 0, 90); }

else if (deg < 170) { deg = 90; }

else if (deg < 180) { deg = ofMap(deg, 170, 180, 90, 180); }

else if (deg < 260) { deg = 180; }

else if (deg < 270) { deg = ofMap(deg, 260, 270, 180, 270); }

else if (deg < 350) { deg = 270; }

else if (deg < 360) { deg = ofMap(deg, 350, 360, 270, 360); }

ofPushMatrix();

ofTranslate(this->cv_rects[i].x + this->rect_size * 0.5, this->frame_size.height - this->cv_rects[i].y - this->rect_size * 0.5, 0);

ofRotate(deg);

this->rect_images[i]->update();

this->rect_images[i]->getTexture().bind();

ofSetColor(255);

ofFill();

ofDrawBox(glm::vec3(), this->rect_size, this->rect_size, 1);

this->rect_images[i]->unbind();

ofSetColor(39);

ofNoFill();

ofDrawBox(glm::vec3(), this->rect_size, this->rect_size, 1);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200616/

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