2019年6月 – ページ 10 – プログラミング de 落描き

2019年6月3日2019年6月3日

Incomplete square overlap. openFrameworks

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不完全な四角形を重なり。

Incomplete square overlap.

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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) {};

	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);
	ofSetLineWidth(3);
}

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

	ofSeedRandom(39);
}

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

	auto size = 144;
	auto len = size * 0.95;
	for (int x = size * 0.5; x < ofGetWidth(); x += size) {

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

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

				int start_param = ofNoise(ofRandom(10000), ofGetFrameNum() * 0.005) * 100;
				int end_param = start_param + ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.005), 0, 1, 20, 100);

				vector<glm::vec2> vertices, sub_vertices;
				for (int param = start_param; param <= end_param; param++) {

					vertices.push_back(this->make_point(len, param) + glm::vec2(x, y));
					sub_vertices.push_back((this->make_point(len * 0.2 * (i + 1), param) + glm::vec2(x, y)));
				}

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

				ofFill();
				ofSetColor(39);
				ofBeginShape();
				ofVertices(vertices);
				ofVertices(sub_vertices);
				ofEndShape(true);

				ofNoFill();
				ofSetColor(239);
				ofBeginShape();
				ofVertices(vertices);
				ofVertices(sub_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(3);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

auto size = 144;

auto len = size * 0.95;

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

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

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

int start_param = ofNoise(ofRandom(10000), ofGetFrameNum() * 0.005) * 100;

int end_param = start_param + ofMap(ofNoise(ofRandom(10000), ofGetFrameNum() * 0.005), 0, 1, 20, 100);

vector<glm::vec2> vertices, sub_vertices;

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

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

sub_vertices.push_back((this->make_point(len * 0.2 * (i + 1), param) + glm::vec2(x, y)));

}

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

ofFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices);

ofVertices(sub_vertices);

ofEndShape(true);

ofNoFill();

ofSetColor(239);

ofBeginShape();

ofVertices(vertices);

ofVertices(sub_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/Insta20190603

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2019年6月2日2019年6月2日

Particle on donut. openFrameworks

[ Video ]

[ About ]
ドーナツの上のパーティクル

Particle on donut.

[ 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) {};
};

#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) {};

};

#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() {

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

	auto radius_min = 120;
	auto radius_max = 320;
	vector<glm::vec2> random_locations;

	ofFill();
	for (int i = 0; i < 120; i++) {

		auto random_radius = ofRandom(radius_min + 10, radius_max - 10);
		auto random_deg = ofRandom(360) + ofGetFrameNum() * ofRandom(0.5, 1.5) * (ofRandom(1) < 0.5 ? 1 : -1);
		auto random_location = glm::vec2(random_radius * cos(random_deg * DEG_TO_RAD), random_radius * sin(random_deg * DEG_TO_RAD));
		random_locations.push_back(random_location);

		ofDrawCircle(random_location, 5);
	}

	for (auto& location : random_locations) {

		for (auto& other : random_locations) {

			if (location == other) { continue; }

			auto distance = glm::distance(location, other);
			if (distance < 40) {

				ofDrawLine(location, other);
			}
		}
	}

	vector<glm::vec2> vertices_min, vertices_max;
	for (int deg = 0; deg < 360; deg++) {

		vertices_min.push_back(glm::vec2(radius_min * cos(deg * DEG_TO_RAD), radius_min * sin(deg * DEG_TO_RAD)));
		vertices_max.push_back(glm::vec2(radius_max * cos(deg * DEG_TO_RAD), radius_max * sin(deg * DEG_TO_RAD)));
	}

	ofNoFill();
	ofBeginShape();
	ofVertices(vertices_min);
	ofEndShape(true);

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

//--------------------------------------------------------------
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() {

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

auto radius_min = 120;

auto radius_max = 320;

vector<glm::vec2> random_locations;

ofFill();

for (int i = 0; i < 120; i++) {

auto random_radius = ofRandom(radius_min + 10, radius_max - 10);

auto random_deg = ofRandom(360) + ofGetFrameNum() * ofRandom(0.5, 1.5) * (ofRandom(1) < 0.5 ? 1 : -1);

auto random_location = glm::vec2(random_radius * cos(random_deg * DEG_TO_RAD), random_radius * sin(random_deg * DEG_TO_RAD));

random_locations.push_back(random_location);

ofDrawCircle(random_location, 5);

}

for (auto& location : random_locations) {

for (auto& other : random_locations) {

if (location == other) { continue; }

auto distance = glm::distance(location, other);

if (distance < 40) {

ofDrawLine(location, other);

}

vector<glm::vec2> vertices_min, vertices_max;

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

vertices_min.push_back(glm::vec2(radius_min * cos(deg * DEG_TO_RAD), radius_min * sin(deg * DEG_TO_RAD)));

vertices_max.push_back(glm::vec2(radius_max * cos(deg * DEG_TO_RAD), radius_max * sin(deg * DEG_TO_RAD)));

}

ofNoFill();

ofBeginShape();

ofVertices(vertices_min);

ofEndShape(true);

ofBeginShape();

ofVertices(vertices_max);

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190602

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2019年6月1日

Rotating. openFrameworks

[ Video ]

[ About ]
くるくるくるくる

Rotating.

[ 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);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();

	auto radius = 250;
	auto len = 30;
	int deg_start = ofGetFrameNum() * 3;
	vector<glm::vec3> vertices_1, vertices_2;
	for (int y = -200;  y <= 200; y += 50) {

		deg_start += 30;

		ofFill();
		ofSetColor(139);

		for (int deg = deg_start; deg <= deg_start + 120; deg++) {

			vertices_1.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), y + len * 0.5, radius * sin(deg * DEG_TO_RAD)));
			vertices_2.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), y + len * -0.5, radius * sin(deg * DEG_TO_RAD)));

			if (deg > deg_start) {

				ofBeginShape();
				ofVertex(glm::vec3(radius * cos(deg * DEG_TO_RAD), y + len * 0.5, radius * sin(deg * DEG_TO_RAD)));
				ofVertex(glm::vec3(radius * cos((deg - 1) * DEG_TO_RAD), y + len * 0.5, radius * sin((deg - 1) * DEG_TO_RAD)));
				ofVertex(glm::vec3(radius * cos((deg - 1) * DEG_TO_RAD), y + len * -0.5, radius * sin((deg - 1) * DEG_TO_RAD)));
				ofVertex(glm::vec3(radius * cos(deg * DEG_TO_RAD), y + len * -0.5, radius * sin(deg * DEG_TO_RAD)));
				ofEndShape(true);
			}
		}

		reverse(vertices_2.begin(), vertices_2.end());

		ofNoFill();
		ofSetColor(39);
		ofBeginShape();
		ofVertices(vertices_1);
		ofVertices(vertices_2);
		ofEndShape(true);

		vertices_1.clear();
		vertices_2.clear();
	}

	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);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

auto radius = 250;

auto len = 30;

int deg_start = ofGetFrameNum() * 3;

vector<glm::vec3> vertices_1, vertices_2;

for (int y = -200; y <= 200; y += 50) {

deg_start += 30;

ofFill();

ofSetColor(139);

for (int deg = deg_start; deg <= deg_start + 120; deg++) {

vertices_1.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), y + len * 0.5, radius * sin(deg * DEG_TO_RAD)));

vertices_2.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), y + len * -0.5, radius * sin(deg * DEG_TO_RAD)));

if (deg > deg_start) {

ofBeginShape();

ofVertex(glm::vec3(radius * cos(deg * DEG_TO_RAD), y + len * 0.5, radius * sin(deg * DEG_TO_RAD)));

ofVertex(glm::vec3(radius * cos((deg - 1) * DEG_TO_RAD), y + len * 0.5, radius * sin((deg - 1) * DEG_TO_RAD)));

ofVertex(glm::vec3(radius * cos((deg - 1) * DEG_TO_RAD), y + len * -0.5, radius * sin((deg - 1) * DEG_TO_RAD)));

ofVertex(glm::vec3(radius * cos(deg * DEG_TO_RAD), y + len * -0.5, radius * sin(deg * DEG_TO_RAD)));

ofEndShape(true);

}

reverse(vertices_2.begin(), vertices_2.end());

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertices(vertices_1);

ofVertices(vertices_2);

ofEndShape(true);

vertices_1.clear();

vertices_2.clear();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190601

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