sin – プログラミング de 落描き

2017年11月12日2017年12月5日

Insta20171111

[ Video ]

[ About ]
Particleをsin波で移動させています。

Particle is moved by sin wave.

[ Source ]

#pragma once
#include "ofMain.h"
#include "Particle.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;
	vector<shared_ptr<Particle>> particles;
};

#pragma once

#include "ofMain.h"

#include "Particle.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;

vector<shared_ptr<Particle>> particles;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(60);
	ofBackground(255);
	ofSetWindowTitle("Insta");

	ofEnableDepthTest();
	//ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	for (int i = 0; i < 128; i++) {
		this->particles.push_back(shared_ptr<Particle>(new Particle()));
	}
}

//--------------------------------------------------------------
void ofApp::update() {
	for(int i = 0; i < this->particles.size(); i++){
		this->particles[i]->update();
	}
}

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

	for (int i = 0; i < this->particles.size(); i++) {
		this->particles[i]->draw(this->particles);
	}

	this->cam.end();
}

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(255);

ofSetWindowTitle("Insta");

ofEnableDepthTest();

//ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

for (int i = 0; i < 128; i++) {

this->particles.push_back(shared_ptr<Particle>(new Particle()));

}

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

void ofApp::update() {

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

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

}

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

void ofApp::draw() {

this->cam.begin();

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

this->particles[i]->draw(this->particles);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

#pragma once
#include "ofMain.h"

class Particle
{
public:
	Particle();
	~Particle() {};

	void update();
	void draw(vector<shared_ptr<Particle>> particles);

	ofVec2f get_location();
private:
	ofVec2f location;
	ofVec2f velocity;
	ofColor body_color;
};

#pragma once

#include "ofMain.h"

class Particle

{

public:

Particle();

~Particle() {};

void update();

void draw(vector<shared_ptr<Particle>> particles);

ofVec2f get_location();

private:

ofVec2f location;

ofVec2f velocity;

ofColor body_color;

};

#include "Particle.h"

Particle::Particle(){
	this->location = ofVec2f(ofRandom(-ofGetWidth() / 2, ofGetWidth() / 2));
	this->velocity = ofVec2f(ofRandom(1.5, 3.0), 0);
	//this->body_color.setHsb(ofRandom(255), 255, 255);
	this->body_color = ofColor(0);
}

void Particle::update() {
	float x = this->location.x + this->velocity.x;
	float y = sin(x * this->velocity.x * 0.0025) * ofGetHeight() * 0.5;
	this->location = ofVec2f(x, y);

	if (this->location.x > ofGetWidth() / 2 + 3) {
		this->location.x = -ofGetWidth() / 2 - 3;
	}
}

void Particle::draw(vector<shared_ptr<Particle>> particles) {
	
	ofSetColor(this->body_color);
	ofDrawCircle(this->location, 3);

	float distance;
	for (int i = 0; i < particles.size(); i++) {
		distance = this->location.distance(particles[i]->get_location());
		if (distance > 0 && distance < 64) {
			ofSetColor(this->body_color, 255 - distance);
			ofDrawLine(this->location, particles[i]->get_location());
		}
	}
}

ofVec2f Particle::get_location() {
	return this->location;
}

#include "Particle.h"

Particle::Particle(){

this->location = ofVec2f(ofRandom(-ofGetWidth() / 2, ofGetWidth() / 2));

this->velocity = ofVec2f(ofRandom(1.5, 3.0), 0);

//this->body_color.setHsb(ofRandom(255), 255, 255);

this->body_color = ofColor(0);

}

void Particle::update() {

float x = this->location.x + this->velocity.x;

float y = sin(x * this->velocity.x * 0.0025) * ofGetHeight() * 0.5;

this->location = ofVec2f(x, y);

if (this->location.x > ofGetWidth() / 2 + 3) {

this->location.x = -ofGetWidth() / 2 - 3;

}

void Particle::draw(vector<shared_ptr<Particle>> particles) {

ofSetColor(this->body_color);

ofDrawCircle(this->location, 3);

float distance;

for (int i = 0; i < particles.size(); i++) {

distance = this->location.distance(particles[i]->get_location());

if (distance > 0 && distance < 64) {

ofSetColor(this->body_color, 255 - distance);

ofDrawLine(this->location, particles[i]->get_location());

}

ofVec2f Particle::get_location() {

return this->location;

}

[ Link ]
https://github.com/junkiyoshi/Insta20171111

2017年10月22日

Insta20171021

[ Video ]

[ About ]
Particleをsin関数で移動させています

[ Source ]

#pragma once
#include "ofMain.h"
#include "Particle.h"

class ofApp : public ofBaseApp {
public:
	~ofApp();

	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;
	vector<Particle*> particles;
};

#pragma once

#include "ofMain.h"

#include "Particle.h"

class ofApp : public ofBaseApp {

public:

~ofApp();

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;

vector<Particle*> particles;

};

#include "ofApp.h"

//--------------------------------------------------------------
ofApp::~ofApp() {
	for (int i = this->particles.size() - 1; i > -1; i--) {
		delete this->particles[i];
		this->particles.erase(this->particles.begin() + i);
	}
}

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(30);
	ofBackground(255);
	ofSetWindowTitle("Insta");

	ofEnableSmoothing();
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	for (int i = 0; i < 2048; i++) {
		this->particles.push_back(new Particle());
	}
}

//--------------------------------------------------------------
void ofApp::update() {
	for (Particle* p : this->particles) {
		p->update();
	}
}

//--------------------------------------------------------------
void ofApp::draw() {
	ofBackground(0);

	this->cam.begin();

	for (Particle* p : this->particles) {
		p->draw();
	}

	this->cam.end();
}

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

#include "ofApp.h"

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

ofApp::~ofApp() {

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

delete this->particles[i];

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

}

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

void ofApp::setup() {

ofSetFrameRate(30);

ofBackground(255);

ofSetWindowTitle("Insta");

ofEnableSmoothing();

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

for (int i = 0; i < 2048; i++) {

this->particles.push_back(new Particle());

}

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

void ofApp::update() {

for (Particle* p : this->particles) {

p->update();

}

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

void ofApp::draw() {

ofBackground(0);

this->cam.begin();

for (Particle* p : this->particles) {

p->draw();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(1920, 1080, OF_WINDOW);

ofRunApp(new ofApp());

}

#include "ofMain.h"

class Particle {
public:
	Particle();
	~Particle() {}

	void update();
	void draw();

private:
	ofVec2f location;
	float	step;

	float	body_size;
	ofColor body_color;
	float	alpha;
};

#include "ofMain.h"

class Particle {

public:

Particle();

~Particle() {}

void update();

void draw();

private:

ofVec2f location;

float step;

float body_size;

ofColor body_color;

float alpha;

};

#include "Particle.h"

Particle::Particle()
{
	this->location = ofVec2f(ofRandom(-ofGetWidth() / 2, ofGetWidth() / 2), ofRandom(-ofGetHeight() / 2, ofGetHeight() / 2));
	this->step = ofRandom(2.0, 5.0);
	this->body_size = ofRandom(10, 40);
	this->body_color.setHsb(ofRandom(255), 255, 255);
	this->alpha = ofRandom(200, 255);
}

void Particle::update()
{
	float x = this->location.x + this->step;
	float y = sin(x * this->step * 0.001) * ofGetHeight() * 0.5;
	//float y = sin(x * this->step * 0.0025) * ofGetHeight() * 0.5;
	this->location = ofVec2f(x, y);

	if (this->location.x > ofGetWidth() / 2 + this->body_size) {
		this->location.x = -ofGetWidth() / 2 - this->body_size;
	}

}

void Particle::draw()
{
	ofSetColor(this->body_color, this->alpha);
	ofDrawEllipse(this->location, this->body_size, this->body_size);
}

#include "Particle.h"

Particle::Particle()

{

this->location = ofVec2f(ofRandom(-ofGetWidth() / 2, ofGetWidth() / 2), ofRandom(-ofGetHeight() / 2, ofGetHeight() / 2));

this->step = ofRandom(2.0, 5.0);

this->body_size = ofRandom(10, 40);

this->body_color.setHsb(ofRandom(255), 255, 255);

this->alpha = ofRandom(200, 255);

}

void Particle::update()

{

float x = this->location.x + this->step;

float y = sin(x * this->step * 0.001) * ofGetHeight() * 0.5;

//float y = sin(x * this->step * 0.0025) * ofGetHeight() * 0.5;

this->location = ofVec2f(x, y);

if (this->location.x > ofGetWidth() / 2 + this->body_size) {

this->location.x = -ofGetWidth() / 2 - this->body_size;

}

void Particle::draw()

{

ofSetColor(this->body_color, this->alpha);

ofDrawEllipse(this->location, this->body_size, this->body_size);

}

[ Link ]
https://github.com/junkiyoshi/Insta20171021

2017年10月18日2017年12月5日

Insta20171017

[ Video ]

[ About ]
Particleをsin関数を使って動かしています。

[ Source ]

#pragma once
#include "ofMain.h"
#include "Particle.h"

class ofApp : public ofBaseApp {

public:
	~ofApp();

	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;
	vector<Particle*> particles;
};

#pragma once

#include "ofMain.h"

#include "Particle.h"

class ofApp : public ofBaseApp {

public:

~ofApp();

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;

vector<Particle*> particles;

};

#include "ofApp.h"

//--------------------------------------------------------------
ofApp::~ofApp() {
	for (int i = this->particles.size() - 1; i > -1; i--) {
		delete this->particles[i];
		this->particles.erase(this->particles.begin() + i);
	}
}

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

	ofEnableSmoothing();
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	for (int i = 0; i < 512; i++) {
		this->particles.push_back(new Particle());
	}
}

//--------------------------------------------------------------
void ofApp::update() {
	for (Particle* p : this->particles) {
		p->update();
	}
}

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

	for (Particle* p : this->particles) {
		p->draw();
	}

	this->cam.end();
}

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

#include "ofApp.h"

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

ofApp::~ofApp() {

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

delete this->particles[i];

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

}

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(0);

ofSetWindowTitle("Insta");

ofEnableSmoothing();

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

for (int i = 0; i < 512; i++) {

this->particles.push_back(new Particle());

}

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

void ofApp::update() {

for (Particle* p : this->particles) {

p->update();

}

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

void ofApp::draw() {

this->cam.begin();

for (Particle* p : this->particles) {

p->draw();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

#pragma once
#include "ofMain.h"

class Particle {
public:
	Particle();
	~Particle() {}

	void update();
	void draw();

private:
	ofVec2f location;
	float	step;

	float	body_size;
	ofColor body_color;
	float	alpha;
};

#pragma once

#include "ofMain.h"

class Particle {

public:

Particle();

~Particle() {}

void update();

void draw();

private:

ofVec2f location;

float step;

float body_size;

ofColor body_color;

float alpha;

};

#include "Particle.h"

Particle::Particle()
{
	this->location = ofVec2f(ofRandom(-ofGetWidth() / 2, ofGetWidth() / 2), ofRandom(-ofGetHeight() / 2, ofGetHeight() / 2));
	this->step = ofRandom(2.0, 5.0);
	this->body_size = ofRandom(10, 40);
	this->body_color.setHsb(ofRandom(255), 255, 255);
	this->alpha = ofRandom(200, 255);
}

void Particle::update()
{
	float x = this->location.x + this->step;
	float y = this->location.y + sin((this->location.x + this->body_size + ofGetFrameNum()) * 0.005) * this->body_size * 0.05;
	this->location = ofVec2f(x, y);

	if (this->location.x > ofGetWidth() / 2 + this->body_size) { 
		this->location.x = -ofGetWidth() / 2 - this->body_size; 
	}

}

void Particle::draw()
{
	ofSetColor(this->body_color, this->alpha);
	ofDrawEllipse(this->location, this->body_size, this->body_size);
}

#include "Particle.h"

Particle::Particle()

{

this->location = ofVec2f(ofRandom(-ofGetWidth() / 2, ofGetWidth() / 2), ofRandom(-ofGetHeight() / 2, ofGetHeight() / 2));

this->step = ofRandom(2.0, 5.0);

this->body_size = ofRandom(10, 40);

this->body_color.setHsb(ofRandom(255), 255, 255);

this->alpha = ofRandom(200, 255);

}

void Particle::update()

{

float x = this->location.x + this->step;

float y = this->location.y + sin((this->location.x + this->body_size + ofGetFrameNum()) * 0.005) * this->body_size * 0.05;

this->location = ofVec2f(x, y);

if (this->location.x > ofGetWidth() / 2 + this->body_size) {

this->location.x = -ofGetWidth() / 2 - this->body_size;

}

void Particle::draw()

{

ofSetColor(this->body_color, this->alpha);

ofDrawEllipse(this->location, this->body_size, this->body_size);

}

[ Link ]
https://github.com/junkiyoshi/Insta20171017

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