プログラミング de 落描き – ページ 696 – クリエイティブ・コーディングによる生成物とソース

2019年6月11日2019年6月11日

Broken circle. openFrameworks

[ Video ]

[ About ]
壊れた円形

Broken circle.

[ 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) {};

	void draw_shape(vector<glm::vec2>& param1, vector<glm::vec2>& param2);
};

#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) {};

void draw_shape(vector<glm::vec2>& param1, vector<glm::vec2>& param2);

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(2);
	ofSetCircleResolution(60);
}

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

	ofSeedRandom(39);
}

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

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

	auto len = 25;
	vector<glm::vec2> outer, inner;
	for (int radius = 50; radius <= 300; radius += 50) {
		
		ofNoFill();
		ofDrawCircle(glm::vec2(), radius);

		auto out_radius = radius + len * 0.5;
		auto in_radius = radius - len * 0.5;
		for (int deg = 0; deg <= 360; deg++) {

			auto noise_source = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
			auto noise_value = ofNoise(noise_source.x * 0.005, noise_source.y * 0.005, ofGetFrameNum() * 0.005);
			if (noise_value < 0.55) {

				outer.push_back(glm::vec2(out_radius * cos(deg * DEG_TO_RAD), out_radius * sin(deg * DEG_TO_RAD)));
				inner.push_back(glm::vec2(in_radius  * cos(deg * DEG_TO_RAD), in_radius  * sin(deg * DEG_TO_RAD)));
			}
			else {

				this->draw_shape(outer, inner);
			}
		}

		this->draw_shape(outer, inner);
	}
}

//--------------------------------------------------------------
void ofApp::draw_shape(vector<glm::vec2>& param1, vector<glm::vec2>& param2) {

	if (param1.size() > 0 && param2.size() > 0) {

		std::reverse(param2.begin(), param2.end());

		ofFill();
		ofBeginShape();
		ofVertices(param1);
		ofVertices(param2);
		ofEndShape(true);
	}

	param1.clear();
	param2.clear();
}

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

ofSetCircleResolution(60);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

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

auto len = 25;

vector<glm::vec2> outer, inner;

for (int radius = 50; radius <= 300; radius += 50) {

ofNoFill();

ofDrawCircle(glm::vec2(), radius);

auto out_radius = radius + len * 0.5;

auto in_radius = radius - len * 0.5;

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

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

auto noise_value = ofNoise(noise_source.x * 0.005, noise_source.y * 0.005, ofGetFrameNum() * 0.005);

if (noise_value < 0.55) {

outer.push_back(glm::vec2(out_radius * cos(deg * DEG_TO_RAD), out_radius * sin(deg * DEG_TO_RAD)));

inner.push_back(glm::vec2(in_radius * cos(deg * DEG_TO_RAD), in_radius * sin(deg * DEG_TO_RAD)));

}

else {

this->draw_shape(outer, inner);

}

this->draw_shape(outer, inner);

}

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

void ofApp::draw_shape(vector<glm::vec2>& param1, vector<glm::vec2>& param2) {

if (param1.size() > 0 && param2.size() > 0) {

std::reverse(param2.begin(), param2.end());

ofFill();

ofBeginShape();

ofVertices(param1);

ofVertices(param2);

ofEndShape(true);

}

param1.clear();

param2.clear();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190611

2019年6月10日2019年6月10日

Square propeller. openFrameworks

[ Video ]

[ About ]
四角いプロペラ

Square propeller.

[ 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);
};

#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);

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
}

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

	ofSeedRandom(39);
}

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

	auto span = 180;
	auto len = 150;
	auto width = 5;
	for (int x = span * 0.5; x < ofGetWidth(); x += span) {

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

			ofPushMatrix();
			ofTranslate(x, y);

			int n = ofRandom(3, 8);
			for (int i = 0; i < n; i++) {

				auto param_start = (int)(ofRandom(50) + ofGetFrameNum() * ofRandom(0.5, 1)) % 100;
				vector<glm::vec2> vertices, sub_vertices;;
				for (int param = param_start; param <= param_start + width; param++) {

					vertices.push_back(this->make_point(len, param));
				}

				param_start = param_start + 50;
				for (int param = param_start; param <= param_start + width; param++) {

					sub_vertices.push_back(this->make_point(len, param));
				}

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

				auto color_value = ofRandom(39, 239);

				ofFill();
				ofSetColor(color_value);
				ofBeginShape();
				ofVertices(vertices);
				ofVertices(sub_vertices);
				ofEndShape(true);

				ofNoFill();
				ofSetColor(ofMap(color_value, 39, 239, 239, 39));
				ofBeginShape();
				ofVertices(vertices);
				ofVertices(sub_vertices);
				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);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

auto span = 180;

auto len = 150;

auto width = 5;

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

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

ofPushMatrix();

ofTranslate(x, y);

int n = ofRandom(3, 8);

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

auto param_start = (int)(ofRandom(50) + ofGetFrameNum() * ofRandom(0.5, 1)) % 100;

vector<glm::vec2> vertices, sub_vertices;;

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

vertices.push_back(this->make_point(len, param));

}

param_start = param_start + 50;

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

sub_vertices.push_back(this->make_point(len, param));

}

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

auto color_value = ofRandom(39, 239);

ofFill();

ofSetColor(color_value);

ofBeginShape();

ofVertices(vertices);

ofVertices(sub_vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(ofMap(color_value, 39, 239, 239, 39));

ofBeginShape();

ofVertices(vertices);

ofVertices(sub_vertices);

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/Insta20190610

2019年6月9日

Rotating boxes. openFrameworks

[ Video ]

[ About ]
回転する箱たち

Rotating boxes.

[ 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);

	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 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() {

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateX(-90);

	auto size = 50;
	int param_start = ofGetFrameNum() * 0.5;
	for (int z = -180; z <= 180; z += 60) {

		param_start += 5;
		for (int param = param_start; param < param_start + 25; param += 5) {

			auto location = glm::vec3(this->make_point(380, param), z);

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

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

	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() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(-90);

auto size = 50;

int param_start = ofGetFrameNum() * 0.5;

for (int z = -180; z <= 180; z += 60) {

param_start += 5;

for (int param = param_start; param < param_start + 25; param += 5) {

auto location = glm::vec3(this->make_point(380, param), z);

ofFill();

ofSetColor(239);

ofDrawBox(location, size - 2);

ofNoFill();

ofSetColor(39);

ofDrawBox(location, size);

}

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/Insta20190609

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