rect – ページ 23 – プログラミング de 落描き

2019年4月7日

Broken squares. openFrameworks

[ Video ]

[ About ]
バラバラ四角形

Broken squares.

[ 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;
};

#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;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(2);
	ofNoFill();
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 0.25);
	
	int size = 30;
	for (int i = 0; i < 4; i++) {

		float noise_param = ofRandom(100);
		for (int x = -150; x <= 150; x += size) {

			for (int y = -300; y <= 300; y += size) {

				int z = 165;
				float noise_value = ofNoise(noise_param, x * 0.005, y * 0.005, ofGetFrameNum() * 0.005);
				if (noise_value > 0.6) {

					z += ofMap(noise_value, 0.6, 1.0, 0, 300);
				}

				auto location = glm::vec3(x, y, z);

				ofFill();
				ofSetColor(239);
				ofDrawRectangle(location, size - 2, size - 2);

				ofNoFill();
				ofSetColor(39);
				ofDrawRectangle(location, size, size);
			}
		}

		ofRotateY(90);
	}

	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);

ofSetColor(39);

ofSetLineWidth(2);

ofNoFill();

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 0.25);

int size = 30;

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

float noise_param = ofRandom(100);

for (int x = -150; x <= 150; x += size) {

for (int y = -300; y <= 300; y += size) {

int z = 165;

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

if (noise_value > 0.6) {

z += ofMap(noise_value, 0.6, 1.0, 0, 300);

}

auto location = glm::vec3(x, y, z);

ofFill();

ofSetColor(239);

ofDrawRectangle(location, size - 2, size - 2);

ofNoFill();

ofSetColor(39);

ofDrawRectangle(location, size, size);

}

ofRotateY(90);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190407

2019年4月6日2019年4月6日

Rectangle is rotating. openFrameworks

[ Video ]

[ About ]
回転する四角

Rectangle is rotationg.

[ 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) {};

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

	ofEasyCam cam;
};

#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) {};

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

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(3);

	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();
	
	for (int z = -120; z <= 120; z += 30) {

		int start = ofGetFrameNum() * 0.5 + (z + 150) * 0.1;
		for (int param_start = start; param_start < start + 100; param_start += 10) {

			vector<glm::vec3> vertices;
			vector<glm::vec3> sub_vertices;
			for (int param = param_start; param <= param_start + 8; param++) {

				glm::vec3 location = glm::vec3(this->make_point(300, param), z + 10);
				glm::vec3 sub_location = glm::vec3(this->make_point(300, param), z - 10);

				vertices.push_back(location);
				sub_vertices.push_back(sub_location);

				if (param % 25 == 0) {

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

					ofBeginShape();
					ofVertices(vertices);
					ofVertices(sub_vertices);
					ofEndShape(true);

					vertices.clear();
					sub_vertices.clear();

					vertices.push_back(location);
					sub_vertices.push_back(sub_location);
				}
			}

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

			ofBeginShape();
			ofVertices(vertices);
			ofVertices(sub_vertices);
			ofEndShape(true);
		}
	}

	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);

ofSetColor(39);

ofSetLineWidth(3);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

for (int z = -120; z <= 120; z += 30) {

int start = ofGetFrameNum() * 0.5 + (z + 150) * 0.1;

for (int param_start = start; param_start < start + 100; param_start += 10) {

vector<glm::vec3> vertices;

vector<glm::vec3> sub_vertices;

for (int param = param_start; param <= param_start + 8; param++) {

glm::vec3 location = glm::vec3(this->make_point(300, param), z + 10);

glm::vec3 sub_location = glm::vec3(this->make_point(300, param), z - 10);

vertices.push_back(location);

sub_vertices.push_back(sub_location);

if (param % 25 == 0) {

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

ofBeginShape();

ofVertices(vertices);

ofVertices(sub_vertices);

ofEndShape(true);

vertices.clear();

sub_vertices.clear();

vertices.push_back(location);

sub_vertices.push_back(sub_location);

}

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

ofBeginShape();

ofVertices(vertices);

ofVertices(sub_vertices);

ofEndShape(true);

}

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());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190406

2019年2月26日2019年2月26日

Noisy rectangles. openFrameworks

[ Video ]

[ About ]
四角形の辺の長さをノイズで変化

Noisy rectangles.

[ 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);
}

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

}

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

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

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

			vector<glm::vec2> vertices;
			int len_base = 100;
			for (int param = 0; param < 100; param++) {

				auto location = glm::vec2(x, y) + this->make_point(len_base, param);
				auto noise_value = ofNoise(location.x * 0.003, location.y * 0.003, ofGetFrameNum() * 0.01);
				int noise_len = len_base;
				if (noise_value > 0.7) { noise_len = ofMap(noise_value, 0.7, 1, len_base, len_base + 44); }
				if (noise_value < 0.3) { noise_len = ofMap(noise_value, 0, 0.3, len_base - 44, len_base); }
				noise_len = (noise_len / 20) * 20;

				vertices.push_back(glm::vec2(x, y) + this->make_point(noise_len, param));
			}

			flag ? ofFill() : ofNoFill();
			flag = !flag;

			ofBeginShape();
			ofVertices(vertices);
			ofEndShape(true);
		}
	}
}

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

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

int span = 144;

bool flag = true;

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

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

vector<glm::vec2> vertices;

int len_base = 100;

for (int param = 0; param < 100; param++) {

auto location = glm::vec2(x, y) + this->make_point(len_base, param);

auto noise_value = ofNoise(location.x * 0.003, location.y * 0.003, ofGetFrameNum() * 0.01);

int noise_len = len_base;

if (noise_value > 0.7) { noise_len = ofMap(noise_value, 0.7, 1, len_base, len_base + 44); }

if (noise_value < 0.3) { noise_len = ofMap(noise_value, 0, 0.3, len_base - 44, len_base); }

noise_len = (noise_len / 20) * 20;

vertices.push_back(glm::vec2(x, y) + this->make_point(noise_len, param));

}

flag ? ofFill() : ofNoFill();

flag = !flag;

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

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

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/Insta20190226

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