circle – ページ 144 – プログラミング de 落描き

2017年11月8日2017年12月5日

Insta20171107

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[ About ]
noise関数でそれぞれの半円の長さを決定しています。

The semicircular length is determined by the noise function.

[ 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) {};

	ofEasyCam cam;
};

#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) {};

ofEasyCam cam;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(60);
	ofBackground(0);
	ofSetWindowTitle("Insta");
}

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

}

//--------------------------------------------------------------
void ofApp::draw() {
	this->cam.begin();

	float x, y;
	float noise_value;
	ofVec2f prev_point;

	for (int radius = 50; radius < 350; radius += 10) {
		noise_value = 45 + 360 * ofNoise(ofGetFrameNum() * 0.01 + radius * 0.005);

		for (int deg = 0; deg <= noise_value; deg += 1) {
			x = radius * cos(deg * DEG_TO_RAD);
			y = radius * sin(deg * DEG_TO_RAD);

			if (deg > 0) {
				ofDrawLine(prev_point, ofVec2f(x, y));
			}

			prev_point = ofVec3f(x, y);
		}

		ofDrawCircle(prev_point, 3);
	}

	this->cam.end();
}

//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(0);

ofSetWindowTitle("Insta");

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

float x, y;

float noise_value;

ofVec2f prev_point;

for (int radius = 50; radius < 350; radius += 10) {

noise_value = 45 + 360 * ofNoise(ofGetFrameNum() * 0.01 + radius * 0.005);

for (int deg = 0; deg <= noise_value; deg += 1) {

x = radius * cos(deg * DEG_TO_RAD);

y = radius * sin(deg * DEG_TO_RAD);

if (deg > 0) {

ofDrawLine(prev_point, ofVec2f(x, y));

}

prev_point = ofVec3f(x, y);

}

ofDrawCircle(prev_point, 3);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20171107.git

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Amazon

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2017年11月1日2017年11月1日

Insta20171031

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[ About ]
花火。

fireworks.

[ Source ]

#pragma once
#include "ofMain.h"
#include "ofxBox2d.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) {};

	ofxBox2d box2d;
	vector<shared_ptr<ofxBox2dCircle>> circles;
	vector<float> circles_life;
	vector<ofColor> circles_color;
};

#pragma once

#include "ofMain.h"

#include "ofxBox2d.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) {};

ofxBox2d box2d;

vector<shared_ptr<ofxBox2dCircle>> circles;

vector<float> circles_life;

vector<ofColor> circles_color;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(60);
	ofBackground(0);
	ofSetWindowTitle("Insta");

	ofSetCircleResolution(32);

	this->box2d.init();
	this->box2d.setGravity(0, 20);
	this->box2d.createBounds();
	this->box2d.setFPS(60);
	this->box2d.registerGrabbing();
}

//--------------------------------------------------------------
void ofApp::update() {
	for (int i = this->circles.size() - 1; i > -1; i--) {
		if (this->circles_life[i] < 0) {
			this->circles[i].get()->destroy();
			this->circles.erase(this->circles.begin() + i);
			this->circles_life.erase(this->circles_life.begin() + i);
			this->circles_color.erase(this->circles_color.begin() + i);
		}
	}

	this->box2d.update();
}

//--------------------------------------------------------------
void ofApp::draw() {
	for (int i = 0; i < this->circles.size(); i++) {
		ofSetColor(this->circles_color[i], this->circles_life[i]);
		ofDrawCircle(this->circles[i].get()->getPosition().x, this->circles[i].get()->getPosition().y, 8);

		this->circles_life[i] -= 1;
	}
}

//--------------------------------------------------------------
void ofApp::mousePressed(int x, int y, int button) {
	float radius = 10;
	for (int i = 0; i < 5; i++) {
		float color_value = ofRandom(256);
		for (int deg = 0; deg < 360; deg += 10) {
			float tmp_x = radius * cos(deg * DEG_TO_RAD);
			float tmp_y = radius * sin(deg * DEG_TO_RAD);

			this->circles.push_back(shared_ptr<ofxBox2dCircle>(new ofxBox2dCircle));
			this->circles.back().get()->setPhysics(3.0, 0.5, 0.1);
			this->circles.back().get()->setup(this->box2d.getWorld(), x + tmp_x, y + tmp_y, 8);
			this->circles.back().get()->addForce(ofVec2f(tmp_x, tmp_y), 16.0);

			this->circles_life.push_back(255);

			ofColor circle_color;
			circle_color.setHsb(color_value, 255, 255);
			this->circles_color.push_back(circle_color);
		}

		radius += 10;
	}
}

//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(1920, 1080, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(0);

ofSetWindowTitle("Insta");

ofSetCircleResolution(32);

this->box2d.init();

this->box2d.setGravity(0, 20);

this->box2d.createBounds();

this->box2d.setFPS(60);

this->box2d.registerGrabbing();

}

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

void ofApp::update() {

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

if (this->circles_life[i] < 0) {

this->circles[i].get()->destroy();

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

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

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

}

this->box2d.update();

}

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

void ofApp::draw() {

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

ofSetColor(this->circles_color[i], this->circles_life[i]);

ofDrawCircle(this->circles[i].get()->getPosition().x, this->circles[i].get()->getPosition().y, 8);

this->circles_life[i] -= 1;

}

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

void ofApp::mousePressed(int x, int y, int button) {

float radius = 10;

for (int i = 0; i < 5; i++) {

float color_value = ofRandom(256);

for (int deg = 0; deg < 360; deg += 10) {

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

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

this->circles.push_back(shared_ptr<ofxBox2dCircle>(new ofxBox2dCircle));

this->circles.back().get()->setPhysics(3.0, 0.5, 0.1);

this->circles.back().get()->setup(this->box2d.getWorld(), x + tmp_x, y + tmp_y, 8);

this->circles.back().get()->addForce(ofVec2f(tmp_x, tmp_y), 16.0);

this->circles_life.push_back(255);

ofColor circle_color;

circle_color.setHsb(color_value, 255, 255);

this->circles_color.push_back(circle_color);

}

radius += 10;

}

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

int main() {

ofSetupOpenGL(1920, 1080, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20171031

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2017年10月30日2017年12月5日

Insta20171029

[ Video ]

[ About ]
色の球を回転させます。

Rotate color balls.

[ 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(15);
	ofBackground(0);
	ofSetWindowTitle("Insta");

	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
}

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

}

//--------------------------------------------------------------
void ofApp::draw() {
	ofTranslate(ofGetWidth() / 2, ofGetHeight() / 2);

	float radius = 150;
	ofColor body_color;
	for (int i = 0; i < 14; i++) {
		ofRotate(ofGetFrameNum());

		body_color.setHsb(216 - i * 16, 255, 255);
		ofSetColor(body_color);

		float x = radius * cos(0 * DEG_TO_RAD);
		float y = radius * sin(0 * DEG_TO_RAD);

		ofDrawCircle(ofVec2f(x, y), 30);
		ofDrawLine(ofVec2f(0, 0), ofVec2f(x, y));

		radius += 10;
	}
}

//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(15);

ofBackground(0);

ofSetWindowTitle("Insta");

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

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

float radius = 150;

ofColor body_color;

for (int i = 0; i < 14; i++) {

ofRotate(ofGetFrameNum());

body_color.setHsb(216 - i * 16, 255, 255);

ofSetColor(body_color);

float x = radius * cos(0 * DEG_TO_RAD);

float y = radius * sin(0 * DEG_TO_RAD);

ofDrawCircle(ofVec2f(x, y), 30);

ofDrawLine(ofVec2f(0, 0), ofVec2f(x, y));

radius += 10;

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20171029

[ほしいものリスト]
Amazon

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