font – ページ 53 – プログラミング de 落描き

2019年4月24日2019年4月24日

Plot two-demensional Perlin noise in the alphabet. openFrameworks

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2次元パーリンノイズをアルファベットでプロット

Plot two-dimensional perlin noise in the alphabet.

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#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) {};

	ofTrueTypeFont font;
};

#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) {};

ofTrueTypeFont font;

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofSetColor(39);

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 15, true, true, true);
}

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

}

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

	for (int x = 0; x < ofGetWidth(); x += 15) {

		for (int y = 15; y <= ofGetHeight(); y += 15) {

			char noise_value = ofMap(ofNoise(x * 0.008, y * 0.008, ofGetFrameNum() * 0.003), 0, 1, 45, 110);
			if (noise_value >= 'A' && noise_value <= 'Z') {
			
				this->font.drawString({ noise_value }, x, y);
			}
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 15, true, true, true);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

for (int x = 0; x < ofGetWidth(); x += 15) {

for (int y = 15; y <= ofGetHeight(); y += 15) {

char noise_value = ofMap(ofNoise(x * 0.008, y * 0.008, ofGetFrameNum() * 0.003), 0, 1, 45, 110);

if (noise_value >= 'A' && noise_value <= 'Z') {

this->font.drawString({ noise_value }, x, y);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190424

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2019年4月16日2019年4月16日

Tiles. openFrameworks

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タイル文字

Tiles.

[ 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;

	int span;
	vector<glm::vec2> locations;
};

#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;

int span;

vector<glm::vec2> locations;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofSetLineWidth(2);
	ofEnableDepthTest();
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

	ofTrueTypeFont font;
	font.loadFont("fonts/Kazesawa-Bold.ttf", 250, true, true, true);
	this->span = 10;

	ofFbo fbo;
	fbo.allocate(ofGetWidth(), ofGetHeight());
	fbo.begin();
	ofClear(0);
	ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

	string word = "TILE";
	font.drawString(word, font.stringWidth(word) * -0.5, font.stringHeight(word) * 0.5);

	fbo.end();

	ofPixels pixels;
	fbo.readToPixels(pixels);

	for (int x = 0; x < fbo.getWidth(); x += this->span) {

		for (int y = 0; y < fbo.getHeight(); y += this->span) {

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

				this->locations.push_back(glm::vec2(x - ofGetWidth() * 0.5, ofGetHeight() - y - ofGetHeight() * 0.5));
			}
		}
	}
}

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

}

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

	this->cam.begin();

	float threshold = 0.8;
	for (auto& location : this->locations) {

		float noise_value = ofNoise(location.x * 0.005, location.y * 0.005, ofGetFrameNum() * 0.005);
		int z = 0;
		float rotate_x = 0.f;
		if (noise_value > threshold) {

			z += ofMap(noise_value, threshold, 1.0, 0, 300);
			rotate_x = ofMap(noise_value, threshold, 1.0, 0, 360 * 5);
		}

		auto draw_location = glm::vec3(location, z);
				
		ofPushMatrix();
		ofTranslate(draw_location);
		ofRotateX(rotate_x);
		ofRotateY(rotate_x);

		ofFill();
		ofSetColor(239);
		ofDrawRectangle(glm::vec3(), this->span - 1, this->span - 1);

		ofNoFill();
		ofSetColor(39);
		ofDrawRectangle(glm::vec3(), this->span, this->span);

		ofPopMatrix();
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetLineWidth(2);

ofEnableDepthTest();

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

ofTrueTypeFont font;

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

this->span = 10;

ofFbo fbo;

fbo.allocate(ofGetWidth(), ofGetHeight());

fbo.begin();

ofClear(0);

ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

string word = "TILE";

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

fbo.end();

ofPixels pixels;

fbo.readToPixels(pixels);

for (int x = 0; x < fbo.getWidth(); x += this->span) {

for (int y = 0; y < fbo.getHeight(); y += this->span) {

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

this->locations.push_back(glm::vec2(x - ofGetWidth() * 0.5, ofGetHeight() - y - ofGetHeight() * 0.5));

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

float threshold = 0.8;

for (auto& location : this->locations) {

float noise_value = ofNoise(location.x * 0.005, location.y * 0.005, ofGetFrameNum() * 0.005);

int z = 0;

float rotate_x = 0.f;

if (noise_value > threshold) {

z += ofMap(noise_value, threshold, 1.0, 0, 300);

rotate_x = ofMap(noise_value, threshold, 1.0, 0, 360 * 5);

}

auto draw_location = glm::vec3(location, z);

ofPushMatrix();

ofTranslate(draw_location);

ofRotateX(rotate_x);

ofRotateY(rotate_x);

ofFill();

ofSetColor(239);

ofDrawRectangle(glm::vec3(), this->span - 1, this->span - 1);

ofNoFill();

ofSetColor(39);

ofDrawRectangle(glm::vec3(), this->span, this->span);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190416

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2019年4月4日2019年4月4日

Flock of fives. Processing

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[ About ]
Processing勉強会 #25の課題「5」。

Flock of fives.

[ Source ]

ArrayList<PVector> locations; // 位置情報を保存する配列

void setup(){
  
  //
  // 初期化
  //
  frameRate(30);
  size(512, 512);
  fill(0);
 
  //
  // 文字「5」を描写して、pixelsへ結果をロード
  // 文字「5」上の座標になるランダムな座標情報を100個記憶する
  //
  background(255);
  
  textAlign(CENTER, TOP);
  textSize(600);
  float ascent = textAscent();
  float descent = textDescent();
  float textHeight = ascent + descent;
  text("5", width / 2, (int)(height - textHeight) / 2);
  
  loadPixels();
  
  locations = new ArrayList<PVector>();
  while(locations.size() < 100){
   
    int x = (int)random(width);
    int y = (int)random(height);

    float pixel_value = red(pixels[x + y * width]);
    if(pixel_value != 255){
     
      PVector location = new PVector(x, y);
      locations.add(location);
    }   
  }
}

void draw(){
    
  //
  // 記憶した座標100個に小さい「5」を描写
  //
  
  randomSeed(39);
  
  background(239);
  fill(39);
  textAlign(CENTER, CENTER);
  
  for(int i = 0; i < locations.size(); i++){
    
    PVector location = locations.get(i);
    
    push();
    translate(location.x, location.y);
    rotate(frameCount * random(0.1, 0.3));
    
    float fontSize = noise(random(100) + frameCount * 0.05) * 100;
    
    fill(239);
    textSize(fontSize);
    text("5", 0, 0);
    
    fill(39);
    textSize(fontSize - 3);
    text("5", 0, 0);
    
    pop();
  }
}

ArrayList<PVector> locations; // 位置情報を保存する配列

void setup(){

// 初期化

frameRate(30);

size(512, 512);

fill(0);

// 文字「5」を描写して、pixelsへ結果をロード

// 文字「5」上の座標になるランダムな座標情報を100個記憶する

background(255);

textAlign(CENTER, TOP);

textSize(600);

float ascent = textAscent();

float descent = textDescent();

float textHeight = ascent + descent;

text("5", width / 2, (int)(height - textHeight) / 2);

loadPixels();

locations = new ArrayList<PVector>();

while(locations.size() < 100){

int x = (int)random(width);

int y = (int)random(height);

float pixel_value = red(pixels[x + y * width]);

if(pixel_value != 255){

PVector location = new PVector(x, y);

locations.add(location);

}

void draw(){

// 記憶した座標100個に小さい「5」を描写

randomSeed(39);

background(239);

fill(39);

textAlign(CENTER, CENTER);

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

PVector location = locations.get(i);

push();

translate(location.x, location.y);

rotate(frameCount * random(0.1, 0.3));

float fontSize = noise(random(100) + frameCount * 0.05) * 100;

fill(239);

textSize(fontSize);

text("5", 0, 0);

fill(39);

textSize(fontSize - 3);

text("5", 0, 0);

pop();

}

[ Link ]
https://github.com/junkiyoshi/Insta20190404

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