プログラミング de 落描き – ページ 805 – クリエイティブ・コーディングによる生成物とソース

2018年5月28日2018年5月28日

わっかっか openFrameworks

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[ About ]
円の透過度を下げながらZ軸に移動しています。

[ 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) {};
	
	// Make Member
	ofEasyCam cam;

	// Make Method
	void draw_circles(ofPoint point, ofColor color);
};

#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) {};

// Make Member

ofEasyCam cam;

// Make Method

void draw_circles(ofPoint point, ofColor color);

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofBackground(239);
	ofSetWindowTitle("Insta");

	ofNoFill();
	ofSetLineWidth(3);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();

	this->draw_circles(ofPoint(-110, 0), ofColor(39));
	ofRotateX(180);
	this->draw_circles(ofPoint(110, 0), ofColor(39));

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::draw_circles(ofPoint point, ofColor color) {

	// Translate Coordinate
	ofPushMatrix();
	ofTranslate(point);

	// Initialize Param Variable
	int radius = 100;
	int circle_span = 20;
	int number_of_circle = 13;

	// Draw Circles
	for (int i = 0; i < number_of_circle; i++) {

		float z = i * circle_span + (int)(ofGetFrameNum() * 0.5) % circle_span;
		ofSetColor(color, ofMap(z, 0, circle_span * number_of_circle, 255, 0));

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

			float x = radius * cos(deg * DEG_TO_RAD);
			float y = radius * sin(deg * DEG_TO_RAD);
			ofVertex(x, y, z);
		}
		ofEndShape(true);
	}

	// Draw Bottom Circle
	ofSetColor(color, ofMap((int)(ofGetFrameNum() * 0.5) % circle_span, 0, circle_span, 0, 255));
	ofBeginShape();
	for (int deg = 0; deg < 360; deg++) {

		float x = radius * cos(deg * DEG_TO_RAD);
		float y = radius * sin(deg * DEG_TO_RAD);
		ofVertex(x, y, 0);
	}
	ofEndShape(true);

	ofPopMatrix();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(239);

ofSetWindowTitle("Insta");

ofNoFill();

ofSetLineWidth(3);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

this->draw_circles(ofPoint(-110, 0), ofColor(39));

ofRotateX(180);

this->draw_circles(ofPoint(110, 0), ofColor(39));

this->cam.end();

}

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

void ofApp::draw_circles(ofPoint point, ofColor color) {

// Translate Coordinate

ofPushMatrix();

ofTranslate(point);

// Initialize Param Variable

int radius = 100;

int circle_span = 20;

int number_of_circle = 13;

// Draw Circles

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

float z = i * circle_span + (int)(ofGetFrameNum() * 0.5) % circle_span;

ofSetColor(color, ofMap(z, 0, circle_span * number_of_circle, 255, 0));

ofBeginShape();

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

float x = radius * cos(deg * DEG_TO_RAD);

float y = radius * sin(deg * DEG_TO_RAD);

ofVertex(x, y, z);

}

ofEndShape(true);

}

// Draw Bottom Circle

ofSetColor(color, ofMap((int)(ofGetFrameNum() * 0.5) % circle_span, 0, circle_span, 0, 255));

ofBeginShape();

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

float x = radius * cos(deg * DEG_TO_RAD);

float y = radius * sin(deg * DEG_TO_RAD);

ofVertex(x, y, 0);

}

ofEndShape(true);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180528

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2018年5月27日2018年5月27日

1 / 24 openFrameworks

[ Video ]

[ About ]
円を15度づつ分解して、それぞれで透過度を変えています。

[ 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");
}

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

}

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

	ofTranslate(ofGetWidth() / 2, ofGetHeight() / 2);
	
	float radius = 325;
	int deg_span = 15;
	for (int deg = 0; deg < 360; deg += deg_span) {

		float noise_x = radius * cos((deg + deg_span / 2) * DEG_TO_RAD);
		float noise_y = radius * sin((deg + deg_span / 2) * DEG_TO_RAD);
		float noise_value = ofNoise(noise_x * 0.003, noise_y * 0.003, ofGetFrameNum() * 0.005);
		ofSetColor(39, 39, 239, noise_value * 255);

		ofBeginShape();
		for (int tmp_deg = deg; tmp_deg <= deg + deg_span; tmp_deg++) {

			float x = radius * cos(tmp_deg * DEG_TO_RAD);
			float y = radius * sin(tmp_deg * DEG_TO_RAD);
			ofVertex(x, y);
		}
		ofVertex(0, 0);
		ofEndShape(true);
	}
}


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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(239);

ofSetWindowTitle("Insta");

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWidth() / 2, ofGetHeight() / 2);

float radius = 325;

int deg_span = 15;

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

float noise_x = radius * cos((deg + deg_span / 2) * DEG_TO_RAD);

float noise_y = radius * sin((deg + deg_span / 2) * DEG_TO_RAD);

float noise_value = ofNoise(noise_x * 0.003, noise_y * 0.003, ofGetFrameNum() * 0.005);

ofSetColor(39, 39, 239, noise_value * 255);

ofBeginShape();

for (int tmp_deg = deg; tmp_deg <= deg + deg_span; tmp_deg++) {

float x = radius * cos(tmp_deg * DEG_TO_RAD);

float y = radius * sin(tmp_deg * DEG_TO_RAD);

ofVertex(x, y);

}

ofVertex(0, 0);

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180527

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2018年5月26日

四角の中で暴れる四角 openFrameworks

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[ About ]
四角の中で暴れる四角を描きました。座標とNoise関数でズラしながら描きましたが、再帰にすれば良かったと後から気づく。

[ 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(39);
	ofSetWindowTitle("Insta");

	ofNoFill();
	ofSetColor(239);
	ofSetLineWidth(1.5);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
}

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

	ofSeedRandom(39);
}

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

	int rect_size = 144;
	float noise_param_x = ofRandom(1000);
	float noise_param_y = ofRandom(1000);

	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 tmp_x = ofMap(ofNoise(noise_param_x + size * 0.005, x * 0.005 , y * 0.005, ofGetFrameNum() * 0.02), 0, 1, -rect_size / 12, rect_size / 12);
				int tmp_y = ofMap(ofNoise(noise_param_y + size * 0.005, x * 0.005 , y * 0.005, ofGetFrameNum() * 0.02), 0, 1, -rect_size / 12, rect_size / 12);
				ofTranslate(tmp_x, tmp_y);
			}

			ofPopMatrix();
		}
	}

}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(39);

ofSetWindowTitle("Insta");

ofNoFill();

ofSetColor(239);

ofSetLineWidth(1.5);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

int rect_size = 144;

float noise_param_x = ofRandom(1000);

float noise_param_y = ofRandom(1000);

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 tmp_x = ofMap(ofNoise(noise_param_x + size * 0.005, x * 0.005 , y * 0.005, ofGetFrameNum() * 0.02), 0, 1, -rect_size / 12, rect_size / 12);

int tmp_y = ofMap(ofNoise(noise_param_y + size * 0.005, x * 0.005 , y * 0.005, ofGetFrameNum() * 0.02), 0, 1, -rect_size / 12, rect_size / 12);

ofTranslate(tmp_x, tmp_y);

}

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180526

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