rect – ページ 26 – プログラミング de 落描き

2019年1月8日2019年1月8日

Band of squares. openFrameworks

[ Video ]

[ About ]
正方形の任意の点を結んで帯を作成

I created band by coordinate of square connect with lines.

[ 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) {};

	glm::vec2 make_point(int len, int 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) {};

glm::vec2 make_point(int len, int param);

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
}

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

	ofSeedRandom(39);
}

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

	int size = 144;
	for (int x = size * 0.5; x < ofGetWidth(); x += size) {

		for (int y = size * 0.5; y < ofGetHeight(); y += size) {

			for (int i = 0; i < 8; i++) {

				int line_param = ofRandom(1, 5);
				int start_param = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005) * 100;
				vector<glm::vec2> vertices;
				for (int param = start_param; param < start_param + line_param; param++) {

					vertices.push_back(glm::vec2(this->make_point(size * 0.95, param) + glm::vec2(x, y)));
				}

				start_param += 50 + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.003), 0, 1, -25, 25);
				for (int param = start_param; param < start_param + line_param; param++) {

					vertices.push_back(glm::vec2(this->make_point(size * 0.95, param) + glm::vec2(x, y)));
				}

				ofFill();
				ofSetColor(255, 128);

				ofBeginShape();
				ofVertices(vertices);
				ofEndShape(true);

				ofNoFill();
				ofSetColor(255);

				ofBeginShape();
				ofVertices(vertices);
				ofEndShape(true);
			}
		}
	}
}

//--------------------------------------------------------------
glm::vec2 ofApp::make_point(int len, int param) {

	param = param % 100;
	if (param < 25) {

		return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);
	}
	else if (param < 50) {

		return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));
	}
	else if (param < 75) {

		return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);
	}
	else {

		return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

int size = 144;

for (int x = size * 0.5; x < ofGetWidth(); x += size) {

for (int y = size * 0.5; y < ofGetHeight(); y += size) {

for (int i = 0; i < 8; i++) {

int line_param = ofRandom(1, 5);

int start_param = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005) * 100;

vector<glm::vec2> vertices;

for (int param = start_param; param < start_param + line_param; param++) {

vertices.push_back(glm::vec2(this->make_point(size * 0.95, param) + glm::vec2(x, y)));

}

start_param += 50 + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.003), 0, 1, -25, 25);

for (int param = start_param; param < start_param + line_param; param++) {

vertices.push_back(glm::vec2(this->make_point(size * 0.95, param) + glm::vec2(x, y)));

}

ofFill();

ofSetColor(255, 128);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(255);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

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

glm::vec2 ofApp::make_point(int len, int param) {

param = param % 100;

if (param < 25) {

return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);

}

else if (param < 50) {

return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));

}

else if (param < 75) {

return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);

}

else {

return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190108

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2019年1月7日2019年1月7日

Irregularity squares. openFrameworks

[ Video ]

[ About ]
四角形の線上座標を0-100までの引数を元に生成する関数を用意。
ノイズ関数で引数を弄って、生成された座標を結んで不完全な四角形(たまに三角形)を生成しています。

I created method of generate coordinate of rectangle.
Generated coordinate connect with lines.

[ 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) {};

	glm::vec2 make_point(int len, int 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) {};

glm::vec2 make_point(int len, int param);

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofSetColor(239);

	ofNoFill();
}

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

	ofSeedRandom(39);
}

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

	int size = 144;
	for (int x = size * 0.5; x < ofGetWidth(); x += size) {

		for (int y = size * 0.5; y < ofGetHeight(); y += size) {

			float noise_seed_1 = ofRandom(1000);
			float noise_seed_2 = ofRandom(1000);
			for (int i = 0; i < 10; i++) {

				int start_param = ofMap(ofNoise(noise_seed_1, (ofGetFrameNum() + i) * 0.005), 0, 1, 0, 100);
				int end_param = start_param + ofMap(ofNoise(noise_seed_2, (ofGetFrameNum() + i) * 0.005), 0, 1, 25, 85);

				ofBeginShape();
				for (int param = start_param; param < end_param; param++) {

					ofVertex(this->make_point(size * 0.95, param) + glm::vec2(x, y));
				}
				ofEndShape(true);
			}
		}
	}
}

//--------------------------------------------------------------
glm::vec2 ofApp::make_point(int len, int param) {

	param = param % 100;
	if (param < 25) {

		return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);
	}
	else if (param < 50) {

		return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));
	}
	else if (param < 75) {

		return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);
	}
	else {

		return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetColor(239);

ofNoFill();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

int size = 144;

for (int x = size * 0.5; x < ofGetWidth(); x += size) {

for (int y = size * 0.5; y < ofGetHeight(); y += size) {

float noise_seed_1 = ofRandom(1000);

float noise_seed_2 = ofRandom(1000);

for (int i = 0; i < 10; i++) {

int start_param = ofMap(ofNoise(noise_seed_1, (ofGetFrameNum() + i) * 0.005), 0, 1, 0, 100);

int end_param = start_param + ofMap(ofNoise(noise_seed_2, (ofGetFrameNum() + i) * 0.005), 0, 1, 25, 85);

ofBeginShape();

for (int param = start_param; param < end_param; param++) {

ofVertex(this->make_point(size * 0.95, param) + glm::vec2(x, y));

}

ofEndShape(true);

}

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

glm::vec2 ofApp::make_point(int len, int param) {

param = param % 100;

if (param < 25) {

return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);

}

else if (param < 50) {

return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));

}

else if (param < 75) {

return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);

}

else {

return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190107

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2018年9月19日2018年9月19日

Rect rotate by Noise. openFrameworks

[ Video ]

[ About ]
四角形の回転で見るノイズ

Rect rotate by 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 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(39);
	ofSetColor(239);
	ofSetLineWidth(3);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
	ofSetDepthTest(true);
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);
}

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

	int length = 30;
	int x_span = 20;
	int y_span = 20;
	for (int x = 0; x < ofGetWidth(); x += x_span) {

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

			ofColor color(ofRandom(255), 255, 255);
			ofSetColor(color);

			ofPushMatrix();
			ofTranslate(x + x_span * 0.5, y + y_span * 0.5);
			ofRotateX(ofMap(ofNoise(x * 0.001, y * 0.001, ofGetFrameNum() * 0.005), 0, 1, 0, 360));

			ofDrawRectangle(0, 0, x_span, y_span);

			ofPopMatrix();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(39);

ofSetColor(239);

ofSetLineWidth(3);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

ofSetDepthTest(true);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

int length = 30;

int x_span = 20;

int y_span = 20;

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

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

ofColor color(ofRandom(255), 255, 255);

ofSetColor(color);

ofPushMatrix();

ofTranslate(x + x_span * 0.5, y + y_span * 0.5);

ofRotateX(ofMap(ofNoise(x * 0.001, y * 0.001, ofGetFrameNum() * 0.005), 0, 1, 0, 360));

ofDrawRectangle(0, 0, x_span, y_span);

ofPopMatrix();

}

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

int main() {

ofGLWindowSettings settings;

settings.setGLVersion(3, 2);

settings.setSize(720, 720);

ofCreateWindow(settings);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180919

[ほしいものリスト]
Amazon

[ Sponsor Link ]

月	火	水	木	金	土	日
1	2	3	4	5	6	7
8	9	10	11	12	13	14
15	16	17	18	19	20	21
22	23	24	25	26	27	28
29	30