character – ページ 14 – プログラミング de 落描き

2020年2月27日2020年2月27日

Symbol and falling. Processing

[ Video ]

[ About ]
Processing勉強会 #32 課題「記号と落下」

Symbol and falling.

[ Source ]

import shiffman.box2d.*;
import org.jbox2d.collision.shapes.*;
import org.jbox2d.common.*;
import org.jbox2d.dynamics.*;

Box2DProcessing box2d;
ArrayList<Boundary> boundalyList;
ArrayList<Character> characterList;
ArrayList<String> mojiList;

void setup() {

  size(720, 720);

  PFont font = createFont("ＭＳ Ｐゴシック", 30, true);
  textFont(font);

  box2d = new Box2DProcessing(this);
  box2d.createWorld();
  box2d.setGravity(0, -25);

  boundalyList = new ArrayList<Boundary>();
  characterList = new ArrayList<Character>();
  mojiList = new ArrayList<String>();

  boundalyList.add(new Boundary(width * 0.5, height - 50, 250, 25));

  mojiList.add("(*•ω•*)");
  mojiList.add("( ´;ω;` )");
  mojiList.add("ヾ(*´∀｀*)ﾉ");
  mojiList.add("ヾ(*ΦωΦ)ﾉ");
  mojiList.add("( • ̀ω•́ )ゞ");
}

void draw() {

  background(239);

  this.box2d.step();

  if (random(1) < 0.05) {

    Character character = new Character(random(width * 0.5 - 50, width * 0.5 + 50), 100);
    characterList.add(character);
  }

  for (Boundary boundary : boundalyList) {

    boundary.display();
  }

  for (Character character : characterList) {

    character.display();
  }

  for (int i = characterList.size() - 1; i >= 0; i -= 1) {

    if (characterList.get(i).death()) {

      characterList.remove(i);
    }
  }
}

import shiffman.box2d.*;

import org.jbox2d.collision.shapes.*;

import org.jbox2d.common.*;

import org.jbox2d.dynamics.*;

Box2DProcessing box2d;

ArrayList<Boundary> boundalyList;

ArrayList<Character> characterList;

ArrayList<String> mojiList;

void setup() {

size(720, 720);

PFont font = createFont("ＭＳＰゴシック", 30, true);

textFont(font);

box2d = new Box2DProcessing(this);

box2d.createWorld();

box2d.setGravity(0, -25);

boundalyList = new ArrayList<Boundary>();

characterList = new ArrayList<Character>();

mojiList = new ArrayList<String>();

boundalyList.add(new Boundary(width * 0.5, height - 50, 250, 25));

mojiList.add("(*•ω•*)");

mojiList.add("( ´;ω;` )");

mojiList.add("ヾ(*´∀｀*)ﾉ");

mojiList.add("ヾ(*ΦωΦ)ﾉ");

mojiList.add("( • ̀ω•́ )ゞ");

}

void draw() {

background(239);

this.box2d.step();

if (random(1) < 0.05) {

Character character = new Character(random(width * 0.5 - 50, width * 0.5 + 50), 100);

characterList.add(character);

}

for (Boundary boundary : boundalyList) {

boundary.display();

}

for (Character character : characterList) {

character.display();

}

for (int i = characterList.size() - 1; i >= 0; i -= 1) {

if (characterList.get(i).death()) {

characterList.remove(i);

}

class Boundary {

  Body body;
  float x, y, w, h;

  Boundary(float x, float y, float w, float h) {

    this.x = x;
    this.y = y;
    this.w = w;
    this.h = h;

    BodyDef bodyDef = new BodyDef();
    bodyDef.type = BodyType.STATIC;
    bodyDef.position.set(box2d.coordPixelsToWorld(this.x, this.y));
    body = box2d.createBody(bodyDef);

    PolygonShape polygonShape = new PolygonShape();
    float box2dWidth = box2d.scalarPixelsToWorld(this.w * 0.5);
    float box2dHeight = box2d.scalarPixelsToWorld(this.h * 0.5);
    polygonShape.setAsBox(box2dWidth, box2dHeight);

    body.createFixture(polygonShape, 1);
  }

  void display() {

    fill(39);
    stroke(239);
    rectMode(CENTER);
    rect(this.x, this.y, this.w, this.h);
  }
}

class Boundary {

Body body;

float x, y, w, h;

Boundary(float x, float y, float w, float h) {

this.x = x;

this.y = y;

this.w = w;

this.h = h;

BodyDef bodyDef = new BodyDef();

bodyDef.type = BodyType.STATIC;

bodyDef.position.set(box2d.coordPixelsToWorld(this.x, this.y));

body = box2d.createBody(bodyDef);

PolygonShape polygonShape = new PolygonShape();

float box2dWidth = box2d.scalarPixelsToWorld(this.w * 0.5);

float box2dHeight = box2d.scalarPixelsToWorld(this.h * 0.5);

polygonShape.setAsBox(box2dWidth, box2dHeight);

body.createFixture(polygonShape, 1);

}

void display() {

fill(39);

stroke(239);

rectMode(CENTER);

rect(this.x, this.y, this.w, this.h);

}

class Character {

  Body body;
  int mojiIndex = 0;

  Character(float x, float y) {

    this.mojiIndex = (int)random(mojiList.size());

    BodyDef bodyDef = new BodyDef();
    bodyDef.type = BodyType.DYNAMIC;

    bodyDef.position = box2d.coordPixelsToWorld(x, y);
    this.body = box2d.world.createBody(bodyDef);

    PolygonShape polygonShape = new PolygonShape();
    polygonShape.setAsBox(box2d.scalarPixelsToWorld(textWidth(mojiList.get(this.mojiIndex)) * 0.5), box2d.scalarPixelsToWorld(16));

    FixtureDef fixtureDef = new FixtureDef();
    fixtureDef.shape = polygonShape;
    fixtureDef.density = 1;
    fixtureDef.friction = 0.3;
    fixtureDef.restitution = 0.5;

    this.body.createFixture(fixtureDef);
  }

  void display() {

    Vec2 position = box2d.getBodyPixelCoord(this.body);
    float angle = this.body.getAngle();

    pushMatrix();

    translate(position.x, position.y);
    rotate(-angle);

    fill(39);
    textAlign(CENTER, CENTER);
    text(mojiList.get(this.mojiIndex), 0, 0);

    popMatrix();
  }

  Boolean death() {

    return box2d.getBodyPixelCoord(this.body).y > height + 30;
  }
}

class Character {

Body body;

int mojiIndex = 0;

Character(float x, float y) {

this.mojiIndex = (int)random(mojiList.size());

BodyDef bodyDef = new BodyDef();

bodyDef.type = BodyType.DYNAMIC;

bodyDef.position = box2d.coordPixelsToWorld(x, y);

this.body = box2d.world.createBody(bodyDef);

PolygonShape polygonShape = new PolygonShape();

polygonShape.setAsBox(box2d.scalarPixelsToWorld(textWidth(mojiList.get(this.mojiIndex)) * 0.5), box2d.scalarPixelsToWorld(16));

FixtureDef fixtureDef = new FixtureDef();

fixtureDef.shape = polygonShape;

fixtureDef.density = 1;

fixtureDef.friction = 0.3;

fixtureDef.restitution = 0.5;

this.body.createFixture(fixtureDef);

}

void display() {

Vec2 position = box2d.getBodyPixelCoord(this.body);

float angle = this.body.getAngle();

pushMatrix();

translate(position.x, position.y);

rotate(-angle);

fill(39);

textAlign(CENTER, CENTER);

text(mojiList.get(this.mojiIndex), 0, 0);

popMatrix();

}

Boolean death() {

return box2d.getBodyPixelCoord(this.body).y > height + 30;

}

[ Link ]
https://github.com/junkiyoshi/Insta20200227

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2020年2月1日2020年1月31日

Character ring. openFrameworks

[ Video ]

[ About ]
文字リング。

Character ring.

[ 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;
	vector<ofPath> path_list;
};

#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;

vector<ofPath> path_list;

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
	ofEnableDepthTest();

	ofTrueTypeFont font;
	font.loadFont("fonts/Kazesawa-Bold.ttf", 28, true, true, true);

	string word = "PCDTOKYO2020PCDTOKYO2020";
	for (int i = 0; i < (int)word.size(); i++) {

		this->path_list.push_back(font.getCharacterAsPoints(word[i], true, false));
	}
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();

	ofFill();
	ofSetColor(39);
	ofDrawSphere(glm::vec3(), 180);

	int y = 0;
	for (auto radius = 200; radius < 250; radius += 5) {

		ofRotateX(ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.001), 0, 1, 0, 360));
		ofRotateZ(ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.001), 0, 1, 0, 360));
		for (int deg = 0; deg < 360; deg += 5) {

			auto location = glm::vec3(0, y, -radius);
			auto rotation_y = glm::rotate(glm::mat4(), (float)(deg * DEG_TO_RAD), glm::vec3(0, 1, 0));
			location = glm::vec4(location, 0) * rotation_y;

			ofPushMatrix();
			ofTranslate(location);
			ofRotateY(180 - deg);
			ofRotateX(180);

			int noise_index = ofMap(ofNoise(location.x * 0.008, location.y * 0.008, location.z * 0.008, ofGetFrameNum() * 0.005), 0, 1, 0, path_list.size());
			int tmp_size = (2 * radius * PI) / 72;
			auto outline = path_list[noise_index].getOutline();

			ofSetColor(239);
			ofFill();
			ofBeginShape();
			for (int line_index = 0; line_index < outline.size(); line_index++) {

				if (line_index != 0) { ofNextContour(true); }

				auto vertices = outline[line_index].getVertices();
				for (int i = 0; i < vertices.size(); i++) {

					ofVertex((vertices[i] / 28 * tmp_size) + glm::vec2(tmp_size * -0.5, tmp_size * 0.5));
				}
			}
			ofEndShape(true);

			ofSetColor(39);
			ofNoFill();
			ofBeginShape();
			for (int line_index = 0; line_index < outline.size(); line_index++) {

				if (line_index != 0) { ofNextContour(true); }

				auto vertices = outline[line_index].getVertices();
				for (int i = 0; i < vertices.size(); i++) {

					ofVertex((vertices[i] / 28 * tmp_size) + glm::vec2(tmp_size * -0.5, tmp_size * 0.5));
				}
			}
			ofEndShape(true);

			ofPopMatrix();
		}
	}

	this->cam.end();
}

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

	ofSetupOpenGL(1280, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

100

101

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

ofEnableDepthTest();

ofTrueTypeFont font;

font.loadFont("fonts/Kazesawa-Bold.ttf", 28, true, true, true);

string word = "PCDTOKYO2020PCDTOKYO2020";

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

this->path_list.push_back(font.getCharacterAsPoints(word[i], true, false));

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofFill();

ofSetColor(39);

ofDrawSphere(glm::vec3(), 180);

int y = 0;

for (auto radius = 200; radius < 250; radius += 5) {

ofRotateX(ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.001), 0, 1, 0, 360));

ofRotateZ(ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.001), 0, 1, 0, 360));

for (int deg = 0; deg < 360; deg += 5) {

auto location = glm::vec3(0, y, -radius);

auto rotation_y = glm::rotate(glm::mat4(), (float)(deg * DEG_TO_RAD), glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation_y;

ofPushMatrix();

ofTranslate(location);

ofRotateY(180 - deg);

ofRotateX(180);

int noise_index = ofMap(ofNoise(location.x * 0.008, location.y * 0.008, location.z * 0.008, ofGetFrameNum() * 0.005), 0, 1, 0, path_list.size());

int tmp_size = (2 * radius * PI) / 72;

auto outline = path_list[noise_index].getOutline();

ofSetColor(239);

ofFill();

ofBeginShape();

for (int line_index = 0; line_index < outline.size(); line_index++) {

if (line_index != 0) { ofNextContour(true); }

auto vertices = outline[line_index].getVertices();

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

ofVertex((vertices[i] / 28 * tmp_size) + glm::vec2(tmp_size * -0.5, tmp_size * 0.5));

}

ofEndShape(true);

ofSetColor(39);

ofNoFill();

ofBeginShape();

for (int line_index = 0; line_index < outline.size(); line_index++) {

if (line_index != 0) { ofNextContour(true); }

auto vertices = outline[line_index].getVertices();

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

ofVertex((vertices[i] / 28 * tmp_size) + glm::vec2(tmp_size * -0.5, tmp_size * 0.5));

}

ofEndShape(true);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(1280, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200201

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2020年1月31日2020年1月31日

Lines on word. openFrameworks

[ Video ]

[ About ]
文字の上を直進する線。

Lines on word.

[ 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) {};

	int number_of_agent;
	int len_of_tail;
	vector<deque<glm::vec2>> log_list;
	vector<glm::vec2> direction_list;

	ofFbo fbo;
	ofPixels pixels;
};

#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) {};

int number_of_agent;

int len_of_tail;

vector<deque<glm::vec2>> log_list;

vector<glm::vec2> direction_list;

ofFbo fbo;

ofPixels pixels;

};

#include "ofApp.h"

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

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

	ofBackground(239);

	ofTrueTypeFont font;
	font.loadFont("fonts/Kazesawa-bold.ttf", 250, true, true, true);

	this->fbo.allocate(ofGetWidth(), ofGetHeight());
	this->fbo.begin();
	ofClear(0);

	string word = "PCD";
	font.drawString(word, ofGetWidth() * 0.5 - font.stringWidth(word) * 0.5, ofGetHeight() * 0.5 - font.stringHeight(word) * 0.1);
	word = "TOKYO";
	font.drawString(word, ofGetWidth() * 0.5 - font.stringWidth(word) * 0.5, ofGetHeight() * 0.5 + font.stringHeight(word) * 1.1);

	this->fbo.end();
	this->fbo.readToPixels(this->pixels);

	this->number_of_agent = 120;
	this->len_of_tail = 100;
	while (this->log_list.size() < this->number_of_agent) {

		int x = ofRandom(ofGetWidth());
		int y = ofRandom(ofGetHeight());
		if (this->pixels.getColor(x, y) != ofColor(0, 0)) {

			deque<glm::vec2> log;
			log.push_front(glm::vec2(x, y));
			this->log_list.push_back(log);
			this->direction_list.push_back(glm::normalize(glm::vec2(ofRandom(-1, 1), ofRandom(-1, 1))));
		}
	}

	ofSetLineWidth(1.5);
}

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

	for (int i = 0; i < this->number_of_agent; i++) {

		glm::vec2 future = this->log_list[i].front() + this->direction_list[i] * 5;
		int x = future.x;
		int y = future.y;

		while (this->pixels.getColor(x, y) == ofColor(0, 0)) {

			this->direction_list[i] = glm::normalize(glm::vec2(ofRandom(-1, 1), ofRandom(-1, 1)));

			future = this->log_list[i].front() + this->direction_list[i] * 10;
			x = future.x;
			y = future.y;
		}

		this->log_list[i].push_front(future);
		while (this->log_list[i].size() > this->len_of_tail) {

			this->log_list[i].pop_back();
		}
	}
}

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

	for (int i = 0; i < this->number_of_agent; i++) {

		ofSetColor(39);
		for (int l = 0; l < this->log_list[i].size() - 1; l++) {

			ofDrawLine(this->log_list[i][l], this->log_list[i][l + 1]);
		}
	}
}

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

	ofSetupOpenGL(1280, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofTrueTypeFont font;

font.loadFont("fonts/Kazesawa-bold.ttf", 250, true, true, true);

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

this->fbo.begin();

ofClear(0);

string word = "PCD";

font.drawString(word, ofGetWidth() * 0.5 - font.stringWidth(word) * 0.5, ofGetHeight() * 0.5 - font.stringHeight(word) * 0.1);

word = "TOKYO";

font.drawString(word, ofGetWidth() * 0.5 - font.stringWidth(word) * 0.5, ofGetHeight() * 0.5 + font.stringHeight(word) * 1.1);

this->fbo.end();

this->fbo.readToPixels(this->pixels);

this->number_of_agent = 120;

this->len_of_tail = 100;

while (this->log_list.size() < this->number_of_agent) {

int x = ofRandom(ofGetWidth());

int y = ofRandom(ofGetHeight());

if (this->pixels.getColor(x, y) != ofColor(0, 0)) {

deque<glm::vec2> log;

log.push_front(glm::vec2(x, y));

this->log_list.push_back(log);

this->direction_list.push_back(glm::normalize(glm::vec2(ofRandom(-1, 1), ofRandom(-1, 1))));

}

ofSetLineWidth(1.5);

}

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

void ofApp::update() {

for (int i = 0; i < this->number_of_agent; i++) {

glm::vec2 future = this->log_list[i].front() + this->direction_list[i] * 5;

int x = future.x;

int y = future.y;

while (this->pixels.getColor(x, y) == ofColor(0, 0)) {

this->direction_list[i] = glm::normalize(glm::vec2(ofRandom(-1, 1), ofRandom(-1, 1)));

future = this->log_list[i].front() + this->direction_list[i] * 10;

x = future.x;

y = future.y;

}

this->log_list[i].push_front(future);

while (this->log_list[i].size() > this->len_of_tail) {

this->log_list[i].pop_back();

}

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

void ofApp::draw() {

for (int i = 0; i < this->number_of_agent; i++) {

ofSetColor(39);

for (int l = 0; l < this->log_list[i].size() - 1; l++) {

ofDrawLine(this->log_list[i][l], this->log_list[i][l + 1]);

}

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

int main() {

ofSetupOpenGL(1280, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200131

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