rect – ページ 25 – プログラミング de 落描き

2019年2月8日2019年2月8日

Shape of between circle to rectangle. openFrameworks

[ Video ]

[ About ]
円の角度情報を元に対応する正方形の座標を算出、ノイズ関数で円と正方形の座標を行き来する図形

Shape of between circle to rectangle.

[ 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) {};

	glm::vec2 make_point(int len, int param);
};

#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) {};

glm::vec2 make_point(int len, int param);

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(2);
	ofNoFill();
}

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

	ofSeedRandom(39);
}

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

	int span = 72;
	int radius = 30;
	int len = radius * 2;
	for (int x = span * 0.5; x < ofGetWidth(); x += span) {

		for (int y = span * 0.5; y < ofGetHeight(); y += span) {

			ofPushMatrix();
			ofTranslate(x, y);

			float noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01);

			ofBeginShape();
			for (int deg = 0; deg < 360; deg += 1) {

				glm::vec2 circle_point = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
				glm::vec2 rect_point = this->make_point(len, ofMap(deg, 0, 360, 87.5, 187.5));

				glm::vec2 difference = circle_point - rect_point;
				glm::vec2 between_point = rect_point + difference * noise_value;

				ofVertex(between_point);
			}
			ofEndShape(true);
			ofPopMatrix();
		}
	}
}

//--------------------------------------------------------------
glm::vec2 ofApp::make_point(int len, int param) {

	param = param % 100;
	if (param < 25) {

		return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);
	}
	else if (param < 50) {

		return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));
	}
	else if (param < 75) {

		return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);
	}
	else {

		return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(2);

ofNoFill();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

int span = 72;

int radius = 30;

int len = radius * 2;

for (int x = span * 0.5; x < ofGetWidth(); x += span) {

for (int y = span * 0.5; y < ofGetHeight(); y += span) {

ofPushMatrix();

ofTranslate(x, y);

float noise_value = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.01);

ofBeginShape();

for (int deg = 0; deg < 360; deg += 1) {

glm::vec2 circle_point = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

glm::vec2 rect_point = this->make_point(len, ofMap(deg, 0, 360, 87.5, 187.5));

glm::vec2 difference = circle_point - rect_point;

glm::vec2 between_point = rect_point + difference * noise_value;

ofVertex(between_point);

}

ofEndShape(true);

ofPopMatrix();

}

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

glm::vec2 ofApp::make_point(int len, int param) {

param = param % 100;

if (param < 25) {

return glm::vec2(ofMap(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);

}

else if (param < 50) {

return glm::vec2(len * 0.5, ofMap(param, 25, 50, -len * 0.5, len * 0.5));

}

else if (param < 75) {

return glm::vec2(ofMap(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);

}

else {

return glm::vec2(-len * 0.5, ofMap(param, 75, 100, len * 0.5, -len * 0.5));

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190208

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2019年1月16日2019年1月16日

Three layers overlapped square. Processing

[ Video ]

[ About ]
Processingのイベント参加に備えて久々にやってみました。不揃いの四角形を3層重ねています。

Three layers overlapped square. I used Processing after a long absence.

[ Source ]

// Variable
int len;
ArrayList<PVector> locations;
IntList seeds;

void setup(){
  
  // Initialize 
  size(720, 720);
  frameRate(25);
  stroke(255);
  strokeWeight(2);
  colorMode(HSB);
  blendMode(ADD);
  
  // Initialize Variable
  len = 144;
  locations = new ArrayList<PVector>();
  seeds = new IntList();
  for(int y = len / 2; y < height; y += len){
    
    for(int x = len / 2; x < width; x += len){
       
      locations.add(new PVector(x, y));
      seeds.append((int)random(1000));
    }
  }
}

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

    // Draw Rectangle
    for(int n = 0; n < 3; n++){
    
      fill(random(255), 255, 255, 200);
      
      int start_param = (int)random(100);
      int end_param = start_param + (int)random(30, 70);
      
      beginShape();
      for(int param = start_param; param < end_param; param++){
        
        PVector location = make_point(len * 0.9, param);
        location.add(locations.get(i));
        vertex(location.x, location.y);
      }
      endShape(CLOSE);
    }
    
    // Update seed value 
    if(frameCount % locations.size() == i){
      
      seeds.set(i, frameCount);
    }
    randomSeed(seeds.get(i));
  }
}

PVector make_point(float len, int param){
 
  param = param % 100;
  if(param < 25){
    
    return new PVector(map(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);
    
  }else if(param < 50){
    
    return new PVector(len * 0.5, map(param, 25, 50, -len * 0.5, len * 0.5));
    
  }else if(param < 75){
    
    return new PVector(map(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);
  }else{
   
    return new PVector(-len * 0.5, map(param, 75, 100, len * 0.5, -len * 0.5));
  }
}

// Variable

int len;

ArrayList<PVector> locations;

IntList seeds;

void setup(){

// Initialize

size(720, 720);

frameRate(25);

stroke(255);

strokeWeight(2);

colorMode(HSB);

blendMode(ADD);

// Initialize Variable

len = 144;

locations = new ArrayList<PVector>();

seeds = new IntList();

for(int y = len / 2; y < height; y += len){

for(int x = len / 2; x < width; x += len){

locations.add(new PVector(x, y));

seeds.append((int)random(1000));

}

void draw(){

background(0);

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

// Draw Rectangle

for(int n = 0; n < 3; n++){

fill(random(255), 255, 255, 200);

int start_param = (int)random(100);

int end_param = start_param + (int)random(30, 70);

beginShape();

for(int param = start_param; param < end_param; param++){

PVector location = make_point(len * 0.9, param);

location.add(locations.get(i));

vertex(location.x, location.y);

}

endShape(CLOSE);

}

// Update seed value

if(frameCount % locations.size() == i){

seeds.set(i, frameCount);

}

randomSeed(seeds.get(i));

}

PVector make_point(float len, int param){

param = param % 100;

if(param < 25){

return new PVector(map(param, 0, 25, -len * 0.5, len * 0.5), -len * 0.5);

}else if(param < 50){

return new PVector(len * 0.5, map(param, 25, 50, -len * 0.5, len * 0.5));

}else if(param < 75){

return new PVector(map(param, 50, 75, len * 0.5, -len * 0.5), len * 0.5);

}else{

return new PVector(-len * 0.5, map(param, 75, 100, len * 0.5, -len * 0.5));

}

[ Link ]
https://github.com/junkiyoshi/Insta20190116

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2019年1月13日2019年1月13日

Visualize log of invisible agents.

[ Video ]

[ About ]
目に見えないエージェントの軌跡を可視化

Visualize log of invisible agents.

[ 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) {};

	float len_min;
	float len_max;

	vector<glm::vec2> agent_locations;
	vector<glm::vec2> rect_locations;
	vector<vector<float>> rect_lens;
};

#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) {};

float len_min;

float len_max;

vector<glm::vec2> agent_locations;

vector<glm::vec2> rect_locations;

vector<vector<float>> rect_lens;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofSetColor(39);

	ofNoFill();
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

	this->len_min = 14;
	this->len_max = 72;

	for (int x = this->len_max * 0.5; x < ofGetWidth(); x += this->len_max) {

		for (int y = this->len_max * 0.5; y < ofGetHeight(); y += this->len_max) {

			this->rect_locations.push_back(glm::vec2(x, y));
		}
	}

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

		vector<float> rect_len;
		this->rect_lens.push_back(rect_len);
	}
}

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

	ofSeedRandom(39);

	this->agent_locations.clear();
	for (int i = 0; i < 8; i++) {

		agent_locations.push_back(glm::vec2(
			ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.005), 0, 1, 0, ofGetWidth()),
			ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.005), 0, 1, 0, ofGetHeight())
		));
	}

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

		for (int l = this->rect_lens[i].size() - 1; l > -1; l--) {

			this->rect_lens[i][l] += 3;
			if (this->rect_lens[i][l] > this->len_max) {

				this->rect_lens[i].erase(this->rect_lens[i].begin() + l);
			}
		}
	}

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

		for (int rect_index = 0; rect_index < this->rect_locations.size(); rect_index++) {

			if (this->agent_locations[i].x > this->rect_locations[rect_index].x - this->len_max * 0.5 && this->agent_locations[i].x < this->rect_locations[rect_index].x + this->len_max * 0.5 &&
				this->agent_locations[i].y > this->rect_locations[rect_index].y - this->len_max * 0.5 && this->agent_locations[i].y < this->rect_locations[rect_index].y + this->len_max * 0.5) {

				this->rect_lens[rect_index].push_back(this->len_min);
			}
		}
	}
}

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

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

		for (int l = this->rect_lens[i].size() - 1; l > -1; l--) {

			ofSetColor(239);
			ofDrawRectangle(this->rect_locations[i], this->rect_lens[i][l], this->rect_lens[i][l]);
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetColor(39);

ofNoFill();

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

this->len_min = 14;

this->len_max = 72;

for (int x = this->len_max * 0.5; x < ofGetWidth(); x += this->len_max) {

for (int y = this->len_max * 0.5; y < ofGetHeight(); y += this->len_max) {

this->rect_locations.push_back(glm::vec2(x, y));

}

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

vector<float> rect_len;

this->rect_lens.push_back(rect_len);

}

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

void ofApp::update() {

ofSeedRandom(39);

this->agent_locations.clear();

for (int i = 0; i < 8; i++) {

agent_locations.push_back(glm::vec2(

ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.005), 0, 1, 0, ofGetWidth()),

ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.005), 0, 1, 0, ofGetHeight())

));

}

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

for (int l = this->rect_lens[i].size() - 1; l > -1; l--) {

this->rect_lens[i][l] += 3;

if (this->rect_lens[i][l] > this->len_max) {

this->rect_lens[i].erase(this->rect_lens[i].begin() + l);

}

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

for (int rect_index = 0; rect_index < this->rect_locations.size(); rect_index++) {

if (this->agent_locations[i].x > this->rect_locations[rect_index].x - this->len_max * 0.5 && this->agent_locations[i].x < this->rect_locations[rect_index].x + this->len_max * 0.5 &&

this->agent_locations[i].y > this->rect_locations[rect_index].y - this->len_max * 0.5 && this->agent_locations[i].y < this->rect_locations[rect_index].y + this->len_max * 0.5) {

this->rect_lens[rect_index].push_back(this->len_min);

}

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

void ofApp::draw() {

ofNoFill();

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

for (int l = this->rect_lens[i].size() - 1; l > -1; l--) {

ofSetColor(239);

ofDrawRectangle(this->rect_locations[i], this->rect_lens[i][l], this->rect_lens[i][l]);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190113

[ほしいものリスト]
Amazon

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