プログラミング de 落描き – ページ 858 – クリエイティブ・コーディングによる生成物とソース

2017年12月18日2017年12月15日

Insta20171217

[ Video ]

[ About ]
昨日の花火を近いParticle同士で図形を作るようにしました。
Glass fireworks.

[ Source ]

#pragma once
#include "ofMain.h"
#include "ofFbo.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;

	ofFbo fbo;

	vector<shared_ptr<ofxBox2dCircle>> circles;
	vector<float> circles_size;
	vector<ofColor> circles_color;
	vector<float> circles_life;

};

#pragma once

#include "ofMain.h"

#include "ofFbo.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;

ofFbo fbo;

vector<shared_ptr<ofxBox2dCircle>> circles;

vector<float> circles_size;

vector<ofColor> circles_color;

vector<float> circles_life;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(30);
	ofBackground(0);
	ofSetWindowTitle("Insta");

	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	this->box2d.init();
	this->box2d.setGravity(0, 15);
	this->box2d.createBounds();
	this->box2d.setFPS(30);
	this->box2d.registerGrabbing();

	this->fbo.allocate(ofGetWidth(), ofGetHeight());

}

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

	for (int i = this->circles.size() - 1; i > -1; i--) {
		this->circles_life[i] -= 3.5;

		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();

	this->fbo.begin();
	ofClear(0);

	for (int i = 0; i < this->circles.size(); i++) {
		vector<ofVec2f> near_point;

		for (int j = i; j < this->circles.size(); j++) {
			float distance = this->circles[i].get()->getPosition().distanceSquared(this->circles[j].get()->getPosition());
			if (distance < 50 * 50) {
				near_point.push_back(this->circles[j].get()->getPosition());
			}
		}

		ofSetColor(this->circles_color[i], 192);
		if (near_point.size() > 2) {
			ofBeginShape();
			for (int i = 0; i < near_point.size(); i++) {
				ofVertex(near_point[i].x, near_point[i].y);
			}
			ofEndShape(true);
		}
		else {
			continue;
		}

	}

	this->fbo.end();
}

//--------------------------------------------------------------
void ofApp::draw() {
	this->fbo.draw(0, 0);
}

//--------------------------------------------------------------
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, 4);
			this->circles.back().get()->addForce(ofVec2f(tmp_x, tmp_y), 6.0);

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

			this->circles_life.push_back(255);
		}

		radius += 3;
	}
}

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

100

101

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofBackground(0);

ofSetWindowTitle("Insta");

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

this->box2d.init();

this->box2d.setGravity(0, 15);

this->box2d.createBounds();

this->box2d.setFPS(30);

this->box2d.registerGrabbing();

this->fbo.allocate(ofGetWidth(), ofGetHeight());

}

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

void ofApp::update() {

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

this->circles_life[i] -= 3.5;

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();

this->fbo.begin();

ofClear(0);

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

vector<ofVec2f> near_point;

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

float distance = this->circles[i].get()->getPosition().distanceSquared(this->circles[j].get()->getPosition());

if (distance < 50 * 50) {

near_point.push_back(this->circles[j].get()->getPosition());

}

ofSetColor(this->circles_color[i], 192);

if (near_point.size() > 2) {

ofBeginShape();

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

ofVertex(near_point[i].x, near_point[i].y);

}

ofEndShape(true);

}

else {

continue;

}

this->fbo.end();

}

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

void ofApp::draw() {

this->fbo.draw(0, 0);

}

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

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, 4);

this->circles.back().get()->addForce(ofVec2f(tmp_x, tmp_y), 6.0);

ofColor circle_color;

circle_color.setHsb(color_value, 255, 255);

this->circles_color.push_back(circle_color);

this->circles_life.push_back(255);

}

radius += 3;

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20171217

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2017年12月17日2017年12月15日

Insta20171216

[ Video ]

[ About ]
花火。
HA NA BI.

[ Source ]

#pragma once
#include "ofMain.h"
#include "ofFbo.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;

	ofFbo fbo;

	vector<shared_ptr<ofxBox2dCircle>> circles;
	vector<float> circles_size;
	vector<ofColor> circles_color;
	vector<float> circles_life;

};

#pragma once

#include "ofMain.h"

#include "ofFbo.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;

ofFbo fbo;

vector<shared_ptr<ofxBox2dCircle>> circles;

vector<float> circles_size;

vector<ofColor> circles_color;

vector<float> circles_life;

};

#include "ofApp.h"

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

	ofSetColor(255);
	ofSetLineWidth(3);

	this->box2d.init();
	this->box2d.setGravity(0, 15);
	this->box2d.createBounds();
	this->box2d.setFPS(60);
	this->box2d.registerGrabbing();

	this->fbo.allocate(ofGetWidth(), ofGetHeight());

}

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

	for (int i = this->circles.size() - 1; i > -1; i--) {
		this->circles_life[i] -= 1.5;

		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();

	this->fbo.begin();
	ofFill();
	ofClear(0);

	for (int i = 0; i < this->circles.size(); i++) {
		ofSetColor(this->circles_color[i]);
		//ofDrawCircle(this->circles[i].get()->getPosition(), this->circles_size[i]);
		ofDrawLine(this->circles[i].get()->getPosition(), this->circles[i].get()->getPosition() - this->circles[i].get()->getVelocity());

	}

	this->fbo.end();
}

//--------------------------------------------------------------
void ofApp::draw() {
	this->fbo.draw(0, 0);
}

//--------------------------------------------------------------
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, 4);
			this->circles.back().get()->addForce(ofVec2f(tmp_x, tmp_y), 8.0);

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

			this->circles_life.push_back(255);
		}

		radius += 10;
	}
}

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(0);

ofSetWindowTitle("Insta");

ofSetColor(255);

ofSetLineWidth(3);

this->box2d.init();

this->box2d.setGravity(0, 15);

this->box2d.createBounds();

this->box2d.setFPS(60);

this->box2d.registerGrabbing();

this->fbo.allocate(ofGetWidth(), ofGetHeight());

}

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

void ofApp::update() {

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

this->circles_life[i] -= 1.5;

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();

this->fbo.begin();

ofFill();

ofClear(0);

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

ofSetColor(this->circles_color[i]);

//ofDrawCircle(this->circles[i].get()->getPosition(), this->circles_size[i]);

ofDrawLine(this->circles[i].get()->getPosition(), this->circles[i].get()->getPosition() - this->circles[i].get()->getVelocity());

}

this->fbo.end();

}

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

void ofApp::draw() {

this->fbo.draw(0, 0);

}

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

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, 4);

this->circles.back().get()->addForce(ofVec2f(tmp_x, tmp_y), 8.0);

ofColor circle_color;

circle_color.setHsb(color_value, 255, 255);

this->circles_color.push_back(circle_color);

this->circles_life.push_back(255);

}

radius += 10;

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20171216

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2017年12月16日2017年12月15日

Insta20171215

[ Video ]

[ About ]
Instagramへの連続投稿365日達成しました(たぶん)
365 day continuous uploaded.

[ Source ]

#pragma once
#include "ofMain.h"

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

	void apply_force(ofVec2f force);
	void update();
	void draw(vector<shared_ptr<Particle>> particles);
	
	void set_color(ofColor body_color);
	ofVec2f get_location();
	ofColor get_body_color();
	
private:
	ofVec2f location;
	ofVec2f velocity;
	ofVec2f acceleration;
	ofColor body_color;
};

#pragma once

#include "ofMain.h"

class Particle

{

public:

Particle();

~Particle() {};

void apply_force(ofVec2f force);

void update();

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

void set_color(ofColor body_color);

ofVec2f get_location();

ofColor get_body_color();

private:

ofVec2f location;

ofVec2f velocity;

ofVec2f acceleration;

ofColor body_color;

};

#include "Particle.h"

Particle::Particle() {
	this->location = ofVec2f(ofRandom(ofGetWidth()), ofRandom(ofGetHeight()));
	this->velocity = ofVec2f(ofRandom(-3, 3), ofRandom(-3, 3));
	this->acceleration = ofVec2f();
}

void Particle::apply_force(ofVec2f force) {
	this->acceleration += force;
}

void Particle::update() {
	this->acceleration += this->velocity;
	this->location += this->acceleration;
	this->acceleration *= 0;

	if (this->location.x < 0) {
		this->location.x = 0;
		this->velocity.x *= -1;
	}
	else if (this->location.x > ofGetWidth()) {
		this->location.x = ofGetWidth();
		this->velocity.x *= -1;
	}

	if (this->location.y < 0) {
		this->location.y = 0;
		this->velocity.y *= -1;
	}
	else if (this->location.y > ofGetHeight()) {
		this->location.y = ofGetHeight();
		this->velocity.y *= -1;
	}
}

void Particle::draw(vector<shared_ptr<Particle>> particles) {
	
	if (this->body_color != ofColor(0, 0, 0, 0)) {
		ofSetColor(this->body_color, 128);

		float distance;
		vector<ofVec2f> near_point;
		for (int i = 0; i < particles.size(); i++) {
			distance = this->location.squareDistance(particles[i]->get_location());
			if (distance > 0 && distance < 1000) {
				if (particles[i]->get_body_color() != ofColor(0, 0, 0)) {
					near_point.push_back(particles[i]->get_location());
				}
			}
		}

		if (near_point.size() < 2) {
			return;
		}
		ofBeginShape();
		for (int i = 0; i < near_point.size(); i++) {
			ofVertex(near_point[i].x, near_point[i].y);
		}
		ofEndShape(true);
	}
}

void Particle::set_color(ofColor body_color) {
	this->body_color = body_color;
}

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

ofColor Particle::get_body_color() {
	return this->body_color;
}

#include "Particle.h"

Particle::Particle() {

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

this->velocity = ofVec2f(ofRandom(-3, 3), ofRandom(-3, 3));

this->acceleration = ofVec2f();

}

void Particle::apply_force(ofVec2f force) {

this->acceleration += force;

}

void Particle::update() {

this->acceleration += this->velocity;

this->location += this->acceleration;

this->acceleration *= 0;

if (this->location.x < 0) {

this->location.x = 0;

this->velocity.x *= -1;

}

else if (this->location.x > ofGetWidth()) {

this->location.x = ofGetWidth();

this->velocity.x *= -1;

}

if (this->location.y < 0) {

this->location.y = 0;

this->velocity.y *= -1;

}

else if (this->location.y > ofGetHeight()) {

this->location.y = ofGetHeight();

this->velocity.y *= -1;

}

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

if (this->body_color != ofColor(0, 0, 0, 0)) {

ofSetColor(this->body_color, 128);

float distance;

vector<ofVec2f> near_point;

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

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

if (distance > 0 && distance < 1000) {

if (particles[i]->get_body_color() != ofColor(0, 0, 0)) {

near_point.push_back(particles[i]->get_location());

}

if (near_point.size() < 2) {

return;

}

ofBeginShape();

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

ofVertex(near_point[i].x, near_point[i].y);

}

ofEndShape(true);

}

void Particle::set_color(ofColor body_color) {

this->body_color = body_color;

}

ofVec2f Particle::get_location() {

return this->location;

}

ofColor Particle::get_body_color() {

return this->body_color;

}

#pragma once
#include "ofMain.h"
#include "ofFbo.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) {};
	
	ofImage photo;
	ofFbo fbo;
	vector<shared_ptr<Particle>> particles;
};

#pragma once

#include "ofMain.h"

#include "ofFbo.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) {};

ofImage photo;

ofFbo fbo;

vector<shared_ptr<Particle>> particles;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(30);
	ofBackground(0);
	ofSetWindowTitle("Insta");

	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	this->photo.loadImage("photo2.png");

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

	this->fbo.allocate(720, 720);

}

//--------------------------------------------------------------
void ofApp::update() {
	ofPixels pixels = this->photo.getPixelsRef();
	ofColor pixel_color;

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

	this->fbo.begin();
	ofClear(0);

	for (int i = 0; i < this->particles.size(); i++) {
		pixel_color = pixels.getColor(this->particles[i]->get_location().x, this->particles[i]->get_location().y);
		this->particles[i]->set_color(pixel_color);
		if (pixel_color != ofColor(0, 0, 0, 0)) {
			this->particles[i]->draw(this->particles);

		}
	}
	this->fbo.end();
}

//--------------------------------------------------------------
void ofApp::draw() {
	this->fbo.draw(0, 0);
}

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofBackground(0);

ofSetWindowTitle("Insta");

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

this->photo.loadImage("photo2.png");

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

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

}

this->fbo.allocate(720, 720);

}

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

void ofApp::update() {

ofPixels pixels = this->photo.getPixelsRef();

ofColor pixel_color;

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

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

}

this->fbo.begin();

ofClear(0);

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

pixel_color = pixels.getColor(this->particles[i]->get_location().x, this->particles[i]->get_location().y);

this->particles[i]->set_color(pixel_color);

if (pixel_color != ofColor(0, 0, 0, 0)) {

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

}

this->fbo.end();

}

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

void ofApp::draw() {

this->fbo.draw(0, 0);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20171215

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