rect – ページ 22 – プログラミング de 落描き

2019年4月14日

Imcomplate square. Draw by openFrameworks

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立方体による不完全な四角

Imcomplate square.

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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 windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	ofEasyCam cam;
	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) {};

ofEasyCam cam;

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

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum());

	for (int z = -250; z <= 250; z += 20) {

		for (int start = 0; start < 100; start += 20) {

			for (int i = start; i < start + 10; i += 1) {

				auto location = glm::vec3(this->make_point(500, (ofGetFrameNum() * 0.85) + i + (z + 200) / 20), z);

				ofFill();
				ofSetColor(239);
				ofDrawBox(location, 18);

				ofNoFill();
				ofSetColor(39);
				ofDrawBox(location, 19);
			}
		}
	}

	this->cam.end();
}

//--------------------------------------------------------------
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);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum());

for (int z = -250; z <= 250; z += 20) {

for (int start = 0; start < 100; start += 20) {

for (int i = start; i < start + 10; i += 1) {

auto location = glm::vec3(this->make_point(500, (ofGetFrameNum() * 0.85) + i + (z + 200) / 20), z);

ofFill();

ofSetColor(239);

ofDrawBox(location, 18);

ofNoFill();

ofSetColor(39);

ofDrawBox(location, 19);

}

this->cam.end();

}

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

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());

}

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2019年4月10日2019年4月10日

Twisting square. openFrameworks

[ Video ]

[ About ]
ねじれる正方形

Twisting square.

[ 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) {};

	ofEasyCam cam;

	vector<vector<glm::vec3>> base_rects, rects;
};

#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) {};

ofEasyCam cam;

vector<vector<glm::vec3>> base_rects, rects;

};

#include "ofApp.h"

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

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

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

	int len = 400;
	int span = len * 0.1;
	for (int x = len * -0.5; x < len * 0.5; x += span) {

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

			int z = len * 0.5;		
			for (int i = 0; i < 4; i++) {
			
				auto rotation_y = glm::rotate(glm::mat4(), (float)(i * 90 * DEG_TO_RAD), glm::vec3(0, 1, 0));

				vector<glm::vec3> rect;
				rect.push_back(glm::vec4(x, y, z, 0) * rotation_y);
				rect.push_back(glm::vec4(x + span, y, z, 0) * rotation_y);
				rect.push_back(glm::vec4(x + span, y + span, z, 0) * rotation_y);
				rect.push_back(glm::vec4(x, y + span, z, 0) * rotation_y);
				this->base_rects.push_back(rect);
			}

			for (int i = 0; i < 2; i++) {

				auto rotation_x = glm::rotate(glm::mat4(), (float)((90 + i * 180) * DEG_TO_RAD), glm::vec3(1, 0, 0));

				vector<glm::vec3> rect;
				rect.push_back(glm::vec4(x, y, z, 0) * rotation_x);
				rect.push_back(glm::vec4(x + span, y, z, 0) * rotation_x);
				rect.push_back(glm::vec4(x + span, y + span, z, 0) * rotation_x);
				rect.push_back(glm::vec4(x, y + span, z, 0) * rotation_x);
				this->base_rects.push_back(rect);
			}
		}
	}
}


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

	this->rects.clear();
	for (auto& base_rect : this->base_rects) {

		vector<glm::vec3> rect;
		for (auto& point : base_rect) {

			auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(point.y * 0.001 + ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
			glm::vec3 location = glm::vec4(point, 0) * rotation_y;

			rect.push_back(location);
		}

		this->rects.push_back(rect);
	}

}

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

	this->cam.begin();

	for (auto& rect : this->rects) {

		vector<glm::vec3> fill_rect;
		for (auto& point : rect) {

			fill_rect.push_back(point * 0.99);
		}

		ofFill();
		ofSetColor(239);
		ofBeginShape();
		ofVertices(fill_rect);
		ofEndShape(true);

		ofNoFill();
		ofSetColor(39);
		ofBeginShape();
		ofVertices(rect);
		ofEndShape(true);
	}

	this->cam.end();

}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(2);

ofNoFill();

ofEnableDepthTest();

int len = 400;

int span = len * 0.1;

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

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

int z = len * 0.5;

for (int i = 0; i < 4; i++) {

auto rotation_y = glm::rotate(glm::mat4(), (float)(i * 90 * DEG_TO_RAD), glm::vec3(0, 1, 0));

vector<glm::vec3> rect;

rect.push_back(glm::vec4(x, y, z, 0) * rotation_y);

rect.push_back(glm::vec4(x + span, y, z, 0) * rotation_y);

rect.push_back(glm::vec4(x + span, y + span, z, 0) * rotation_y);

rect.push_back(glm::vec4(x, y + span, z, 0) * rotation_y);

this->base_rects.push_back(rect);

}

for (int i = 0; i < 2; i++) {

auto rotation_x = glm::rotate(glm::mat4(), (float)((90 + i * 180) * DEG_TO_RAD), glm::vec3(1, 0, 0));

vector<glm::vec3> rect;

rect.push_back(glm::vec4(x, y, z, 0) * rotation_x);

rect.push_back(glm::vec4(x + span, y, z, 0) * rotation_x);

rect.push_back(glm::vec4(x + span, y + span, z, 0) * rotation_x);

rect.push_back(glm::vec4(x, y + span, z, 0) * rotation_x);

this->base_rects.push_back(rect);

}

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

void ofApp::update() {

this->rects.clear();

for (auto& base_rect : this->base_rects) {

vector<glm::vec3> rect;

for (auto& point : base_rect) {

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(point.y * 0.001 + ofGetFrameNum() * 0.01), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

glm::vec3 location = glm::vec4(point, 0) * rotation_y;

rect.push_back(location);

}

this->rects.push_back(rect);

}

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

void ofApp::draw() {

this->cam.begin();

for (auto& rect : this->rects) {

vector<glm::vec3> fill_rect;

for (auto& point : rect) {

fill_rect.push_back(point * 0.99);

}

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertices(fill_rect);

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(rect);

ofEndShape(true);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

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2019年4月9日2019年4月9日

Noisy rectangles. openFrameworks

[ Video ]

[ About ]
@takawo さんの投稿からインスパイアッ！

Inspire by @takawo at twitter.

格子状に並べた正方形を一定周期で振幅する波で分割し，波の上下を区分けしながら色付けする．#p5js #creativecoding #dailycoding https://t.co/vfbfPT5duR pic.twitter.com/VKV91Dt3Z2

— ǝʞnsunɥs oʍɐʞɐʇ (@takawo) 2019年4月8日

[ 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) {};

	void draw_shape(vector<glm::vec2>& side, vector<glm::vec2>& noise);
};

#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) {};

void draw_shape(vector<glm::vec2>& side, vector<glm::vec2>& noise);

};

#include "ofApp.h"

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

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

	ofBackground(239);
}

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

	ofSeedRandom(39);
}

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

	int span = 144;
	int len = 120;
	bool flag = true;
	for (int location_y = span * 0.5; location_y < ofGetHeight(); location_y += span) {

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

			ofPushMatrix();
			ofTranslate(location_x, location_y);

			float noise_seed = ofRandom(100);
			vector<glm::vec2> top, noise, bottom;
			for (int x = -len * 0.5; x <= len * 0.5; x += 1) {

				if (ofRandom(100) < 3 && bottom.size() > 30 && x < len * 0.4) {

					this->draw_shape(bottom, noise);
				}

				noise.push_back(glm::vec2(x, ofMap(ofNoise(location_y, (location_x + x) * 0.005, ofGetFrameNum() * 0.005), 0, 1, -len * 0.35, len * 0.35) + 1));
				bottom.push_back(glm::vec2(x, len * 0.5));
			}

			if (bottom.size() > 0) {

				this->draw_shape(bottom, noise);
			}

			for (int x = -len * 0.5; x <= len * 0.5; x += 1) {

				if (ofRandom(100) < 3 && top.size() > 30 && x < len * 0.4) {

					this->draw_shape(top, noise);
				}

				noise.push_back(glm::vec2(x, ofMap(ofNoise(location_y , (location_x + x) * 0.005, ofGetFrameNum() * 0.005), 0, 1, -len * 0.35, len * 0.35) - 1));
				top.push_back(glm::vec2(x, len * -0.5));
			}

			if (top.size() > 0) {

				this->draw_shape(top, noise);
			}

			ofPopMatrix();
		}
	}
}

//--------------------------------------------------------------
void ofApp::draw_shape(vector<glm::vec2>& side, vector<glm::vec2>& noise){

	ofColor color;
	color.setHsb(ofRandom(255), 180, 235);
	ofSetColor(color);

	std::reverse(noise.begin(), noise.end());

	ofBeginShape();
	ofVertices(side);
	ofVertices(noise);
	ofEndShape(true);

	side.clear();
	noise.clear();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

int span = 144;

int len = 120;

bool flag = true;

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

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

ofPushMatrix();

ofTranslate(location_x, location_y);

float noise_seed = ofRandom(100);

vector<glm::vec2> top, noise, bottom;

for (int x = -len * 0.5; x <= len * 0.5; x += 1) {

if (ofRandom(100) < 3 && bottom.size() > 30 && x < len * 0.4) {

this->draw_shape(bottom, noise);

}

noise.push_back(glm::vec2(x, ofMap(ofNoise(location_y, (location_x + x) * 0.005, ofGetFrameNum() * 0.005), 0, 1, -len * 0.35, len * 0.35) + 1));

bottom.push_back(glm::vec2(x, len * 0.5));

}

if (bottom.size() > 0) {

this->draw_shape(bottom, noise);

}

for (int x = -len * 0.5; x <= len * 0.5; x += 1) {

if (ofRandom(100) < 3 && top.size() > 30 && x < len * 0.4) {

this->draw_shape(top, noise);

}

noise.push_back(glm::vec2(x, ofMap(ofNoise(location_y , (location_x + x) * 0.005, ofGetFrameNum() * 0.005), 0, 1, -len * 0.35, len * 0.35) - 1));

top.push_back(glm::vec2(x, len * -0.5));

}

if (top.size() > 0) {

this->draw_shape(top, noise);

}

ofPopMatrix();

}

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

void ofApp::draw_shape(vector<glm::vec2>& side, vector<glm::vec2>& noise){

ofColor color;

color.setHsb(ofRandom(255), 180, 235);

ofSetColor(color);

std::reverse(noise.begin(), noise.end());

ofBeginShape();

ofVertices(side);

ofVertices(noise);

ofEndShape(true);

side.clear();

noise.clear();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190409

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