junkiyoshi – ページ 628 – プログラミング de 落描き

2020年6月19日2020年6月19日

It’s rainy season in Japan. Draw by openFrameworks

[ Video ]

[ About ]
日本は梅雨の時期。

It’s rainy season in Japan.

[ Source ]

#pragma once
#include "ofMain.h"

//--------------------------------------------------------------
class Ripple {

public:
	glm::vec2 location;
	float radius;
};

//--------------------------------------------------------------
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) {};

	vector<Ripple> ripple_list;
};

#pragma once

#include "ofMain.h"

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

class Ripple {

public:

glm::vec2 location;

float radius;

};

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

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) {};

vector<Ripple> ripple_list;

};

#include "ofApp.h"

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

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

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

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

	ofSeedRandom(39);

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

		if (ofGetFrameNum() % 10 == 0) {

			auto noise_location = glm::vec2(
				ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.008), 0, 1, 120, ofGetWidth() - 120),
				ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.008), 0, 1, 120, ofGetHeight() - 120)
			);

			auto ripple = Ripple();
			ripple.location = noise_location;
			ripple.radius = 1;

			this->ripple_list.push_back(ripple);
		}
	}

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

		if (this->ripple_list[i].radius < 70) {

			this->ripple_list[i].radius += 1;
		}
		else {

			this->ripple_list.erase(this->ripple_list.begin() + i);
		}
	}
}

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

	for (auto& ripple : this->ripple_list) {

		if (ripple.radius > 50) {

			ofSetColor(ofMap(ripple.radius, 50, 70, 39, 239));
		}
		else {

			ofSetColor(39);
		}

		ofBeginShape();
		for (int deg = 0; deg < 360; deg += 5) {

			ofVertex(ripple.location + glm::vec2(ripple.radius * cos(deg * DEG_TO_RAD), ripple.radius * sin(deg * DEG_TO_RAD)));
		}
		ofEndShape(true);
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(2);

ofNoFill();

}

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

void ofApp::update() {

ofSeedRandom(39);

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

if (ofGetFrameNum() % 10 == 0) {

auto noise_location = glm::vec2(

ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.008), 0, 1, 120, ofGetWidth() - 120),

ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.008), 0, 1, 120, ofGetHeight() - 120)

);

auto ripple = Ripple();

ripple.location = noise_location;

ripple.radius = 1;

this->ripple_list.push_back(ripple);

}

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

if (this->ripple_list[i].radius < 70) {

this->ripple_list[i].radius += 1;

}

else {

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

}

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

void ofApp::draw() {

for (auto& ripple : this->ripple_list) {

if (ripple.radius > 50) {

ofSetColor(ofMap(ripple.radius, 50, 70, 39, 239));

}

else {

ofSetColor(39);

}

ofBeginShape();

for (int deg = 0; deg < 360; deg += 5) {

ofVertex(ripple.location + glm::vec2(ripple.radius * cos(deg * DEG_TO_RAD), ripple.radius * sin(deg * DEG_TO_RAD)));

}

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200619

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

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