2023年3月 – ページ 2 – プログラミング de 落描き

2023年3月28日

Rainbow waves. Draw by openFrameworks

[ Video ]

[ About ]
虹色波。

[ 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 radius;
	vector<glm::vec2> location_list;
};

#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 radius;

vector<glm::vec2> location_list;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofSetLineWidth(1.5);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	this->radius = 20;
	auto x_span = radius * sqrt(3);
	auto flg = true;
	for (float y = -650; y < 650; y += radius * 1.5) {

		for (float x = -650; x < 650; x += x_span) {

			glm::vec2 location;
			if (flg) {

				location = glm::vec2(x, y);
			}
			else {

				location = glm::vec2(x + (x_span / 2), y);
			}

			this->location_list.push_back(location);
		}
		flg = !flg;
	}
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);
	ofRotateZ(ofGetFrameNum() * 0.6666666666666666);

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

		color.setHsb(ofMap(i, 0, 8, 0, 255), 255, 255);
		auto noise_seed = ofRandom(1000);
		for (auto& location : this->location_list) {

			auto noise_y = ofMap(ofNoise(noise_seed, location.x * 0.0005 + ofGetFrameNum() * 0.0025), 0, 1, -400, 400);
			auto distance = abs(location.y - noise_y);

			if (distance < this->radius * 3) {

				vector<glm::vec2> vertices;
				for (int deg = 90; deg < 450; deg += 60) {

					vertices.push_back(location + glm::vec2(this->radius * cos(deg * DEG_TO_RAD), this->radius * sin(deg * DEG_TO_RAD)));
				}

				ofNoFill();
				ofSetColor(color, ofMap(distance, 0, this->radius * 3, 255, 0));

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

				ofFill();
				ofSetColor(color, ofMap(distance, 0, this->radius * 3, 128, 0));

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

			}
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofSetLineWidth(1.5);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

this->radius = 20;

auto x_span = radius * sqrt(3);

auto flg = true;

for (float y = -650; y < 650; y += radius * 1.5) {

for (float x = -650; x < 650; x += x_span) {

glm::vec2 location;

if (flg) {

location = glm::vec2(x, y);

}

else {

location = glm::vec2(x + (x_span / 2), y);

}

this->location_list.push_back(location);

}

flg = !flg;

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofRotateZ(ofGetFrameNum() * 0.6666666666666666);

ofColor color;

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

color.setHsb(ofMap(i, 0, 8, 0, 255), 255, 255);

auto noise_seed = ofRandom(1000);

for (auto& location : this->location_list) {

auto noise_y = ofMap(ofNoise(noise_seed, location.x * 0.0005 + ofGetFrameNum() * 0.0025), 0, 1, -400, 400);

auto distance = abs(location.y - noise_y);

if (distance < this->radius * 3) {

vector<glm::vec2> vertices;

for (int deg = 90; deg < 450; deg += 60) {

vertices.push_back(location + glm::vec2(this->radius * cos(deg * DEG_TO_RAD), this->radius * sin(deg * DEG_TO_RAD)));

}

ofNoFill();

ofSetColor(color, ofMap(distance, 0, this->radius * 3, 255, 0));

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofFill();

ofSetColor(color, ofMap(distance, 0, this->radius * 3, 128, 0));

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230328

2023年3月27日

wave on hexagons. Draw by openFrameworks

[ Video ]

[ About ]
六角形の上の波。

[ 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 radius;
	vector<glm::vec2> location_list;
};

#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 radius;

vector<glm::vec2> location_list;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofSetLineWidth(1.5);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	this->radius = 16;
	auto x_span = radius * sqrt(3);
	auto flg = true;
	for (float y = -650; y < 650; y += radius * 1.5) {

		for (float x = -650; x < 650; x += x_span) {

			glm::vec2 location;
			if (flg) {

				location = glm::vec2(x, y);
			}
			else {

				location = glm::vec2(x + (x_span / 2), y);
			}

			this->location_list.push_back(location);
		}
		flg = !flg;
	}
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	vector<ofColor> color_list = { ofColor(255, 0, 0), ofColor(0, 255, 0), ofColor(0, 0, 255) };

	for (auto& color : color_list) {

		auto noise_seed = ofRandom(1000);
		for (auto& location : this->location_list) {

			vector<glm::vec2> vertices;
			for (int deg = 90; deg < 450; deg += 60) {

				vertices.push_back(location + glm::vec2(this->radius * cos(deg * DEG_TO_RAD), this->radius * sin(deg * DEG_TO_RAD)));
			}

			auto noise_y = ofMap(ofNoise(noise_seed, location.x * 0.001 + ofGetFrameNum() * 0.005), 0, 1, -200, 200);
			auto distance = abs(location.y - noise_y);

			if (distance < this->radius * 6) {

				ofNoFill();
				ofSetColor(color, ofMap(distance, 0, this->radius * 6, 255, 0));

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

				ofFill();
				ofSetColor(color, ofMap(distance, 0, this->radius * 6, 128, 0));

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

			}
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofSetLineWidth(1.5);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

this->radius = 16;

auto x_span = radius * sqrt(3);

auto flg = true;

for (float y = -650; y < 650; y += radius * 1.5) {

for (float x = -650; x < 650; x += x_span) {

glm::vec2 location;

if (flg) {

location = glm::vec2(x, y);

}

else {

location = glm::vec2(x + (x_span / 2), y);

}

this->location_list.push_back(location);

}

flg = !flg;

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

vector<ofColor> color_list = { ofColor(255, 0, 0), ofColor(0, 255, 0), ofColor(0, 0, 255) };

for (auto& color : color_list) {

auto noise_seed = ofRandom(1000);

for (auto& location : this->location_list) {

vector<glm::vec2> vertices;

for (int deg = 90; deg < 450; deg += 60) {

vertices.push_back(location + glm::vec2(this->radius * cos(deg * DEG_TO_RAD), this->radius * sin(deg * DEG_TO_RAD)));

}

auto noise_y = ofMap(ofNoise(noise_seed, location.x * 0.001 + ofGetFrameNum() * 0.005), 0, 1, -200, 200);

auto distance = abs(location.y - noise_y);

if (distance < this->radius * 6) {

ofNoFill();

ofSetColor(color, ofMap(distance, 0, this->radius * 6, 255, 0));

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofFill();

ofSetColor(color, ofMap(distance, 0, this->radius * 6, 128, 0));

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230327

2023年3月26日

The truth. Draw by openFrameworks

[ Video ]

[ About ]
真実。

[ 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;
};

#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;

};

#include "ofApp.h"

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

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

	ofBackground(0);
	ofSetLineWidth(1.5);
}
//--------------------------------------------------------------
void ofApp::update() {

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 1.5);

	auto radius = 240;
	int deg_span = 4;
	auto len = 120;

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

		ofPushMatrix();
		ofRotate(deg);
		ofTranslate(radius * cos(0 * DEG_TO_RAD), radius * sin(0 * DEG_TO_RAD));
		ofRotateY(ofGetFrameNum() + deg * 4);

		auto location_1 = glm::vec3((len * 0.5) * cos(0 * DEG_TO_RAD), (len * 0.5) * sin(0 * DEG_TO_RAD), 0);
		auto location_2 = glm::vec3((len * -0.5) * cos(0 * DEG_TO_RAD), (len * -0.5) * sin(0 * DEG_TO_RAD), 0);

		ofDrawLine(location_1, location_2);
		ofDrawSphere(location_1, 3);
		ofDrawSphere(location_2, 6);

		ofPopMatrix();
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(0);

ofSetLineWidth(1.5);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.5);

auto radius = 240;

int deg_span = 4;

auto len = 120;

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

ofPushMatrix();

ofRotate(deg);

ofTranslate(radius * cos(0 * DEG_TO_RAD), radius * sin(0 * DEG_TO_RAD));

ofRotateY(ofGetFrameNum() + deg * 4);

auto location_1 = glm::vec3((len * 0.5) * cos(0 * DEG_TO_RAD), (len * 0.5) * sin(0 * DEG_TO_RAD), 0);

auto location_2 = glm::vec3((len * -0.5) * cos(0 * DEG_TO_RAD), (len * -0.5) * sin(0 * DEG_TO_RAD), 0);

ofDrawLine(location_1, location_2);

ofDrawSphere(location_1, 3);

ofDrawSphere(location_2, 6);

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230326

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