2023年12月 – ページ 5 – プログラミング de 落描き

2023年12月19日

Torus of box.

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箱のトーラス。

[ 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::vec3 make_point(float R, float r, float u, float v);

	ofEasyCam cam;

	vector<glm::vec3> base_location_list;

	vector<tuple<ofColor, glm::vec3, float>> box_list; // BodyColor, Location, size
	int number_of_sphere;
};

#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::vec3 make_point(float R, float r, float u, float v);

ofEasyCam cam;

vector<glm::vec3> base_location_list;

vector<tuple<ofColor, glm::vec3, float>> box_list; // BodyColor, Location, size

int number_of_sphere;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofEnableDepthTest();

	ofColor color;
	this->number_of_sphere = 1400;
	while (this->box_list.size() < this->number_of_sphere) {

		auto tmp_location = this->make_point(280, ofRandom(0, 50), ofRandom(360), ofRandom(360));
		auto radius = this->box_list.size() < 110 ? ofRandom(10, 50) : ofRandom(5, 20);

		bool flag = true;
		for (int i = 0; i < this->box_list.size(); i++) {

			if (glm::distance(tmp_location, get<1>(this->box_list[i])) < get<2>(this->box_list[i]) + radius) {

				flag = false;
				break;
			}
		}

		if (flag) {
			
			color.setHsb(ofRandom(255), 180, 255);
			auto size = (radius * 2) / sqrt(3);
			this->box_list.push_back(make_tuple(color, tmp_location, size));
		}
	}
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateZ(ofGetFrameNum() * 0.66666666666666666);

	for (int i = 0; i < this->box_list.size(); i++) {

		auto color = get<0>(this->box_list[i]);
		auto location = get<1>(this->box_list[i]);
		auto size = get<2>(this->box_list[i]);

		ofPushMatrix();
		ofTranslate(location);

		ofRotateZ(ofRandom(360) + ofGetFrameNum() * ofRandom(1, 5));
		ofRotateY(ofRandom(360) + ofGetFrameNum() * ofRandom(1, 5));
		ofRotateX(ofRandom(360) + ofGetFrameNum() * ofRandom(1, 5));

		ofFill();
		ofSetColor(color);
		ofDrawBox(size);

		ofNoFill();
		ofSetColor(255);
		ofDrawBox(size);

		ofPopMatrix();
	}

	this->cam.end();

	/*
	int start = 250;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

//--------------------------------------------------------------
glm::vec3 ofApp::make_point(float R, float r, float u, float v) {

	// 数学デッサン教室 描いて楽しむ数学たち　P.31

	u *= DEG_TO_RAD;
	v *= DEG_TO_RAD;

	auto x = (R + r * cos(u)) * cos(v);
	auto y = (R + r * cos(u)) * sin(v);
	auto z = r * sin(u);

	return glm::vec3(x, y, z);
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofEnableDepthTest();

ofColor color;

this->number_of_sphere = 1400;

while (this->box_list.size() < this->number_of_sphere) {

auto tmp_location = this->make_point(280, ofRandom(0, 50), ofRandom(360), ofRandom(360));

auto radius = this->box_list.size() < 110 ? ofRandom(10, 50) : ofRandom(5, 20);

bool flag = true;

for (int i = 0; i < this->box_list.size(); i++) {

if (glm::distance(tmp_location, get<1>(this->box_list[i])) < get<2>(this->box_list[i]) + radius) {

flag = false;

break;

}

if (flag) {

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

auto size = (radius * 2) / sqrt(3);

this->box_list.push_back(make_tuple(color, tmp_location, size));

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateZ(ofGetFrameNum() * 0.66666666666666666);

for (int i = 0; i < this->box_list.size(); i++) {

auto color = get<0>(this->box_list[i]);

auto location = get<1>(this->box_list[i]);

auto size = get<2>(this->box_list[i]);

ofPushMatrix();

ofTranslate(location);

ofRotateZ(ofRandom(360) + ofGetFrameNum() * ofRandom(1, 5));

ofRotateY(ofRandom(360) + ofGetFrameNum() * ofRandom(1, 5));

ofRotateX(ofRandom(360) + ofGetFrameNum() * ofRandom(1, 5));

ofFill();

ofSetColor(color);

ofDrawBox(size);

ofNoFill();

ofSetColor(255);

ofDrawBox(size);

ofPopMatrix();

}

this->cam.end();

int start = 250;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

glm::vec3 ofApp::make_point(float R, float r, float u, float v) {

// 数学デッサン教室描いて楽しむ数学たち　P.31

u *= DEG_TO_RAD;

v *= DEG_TO_RAD;

auto x = (R + r * cos(u)) * cos(v);

auto y = (R + r * cos(u)) * sin(v);

auto z = r * sin(u);

return glm::vec3(x, y, z);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20231219

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2023年12月18日2023年12月18日

Red and White.

[ Video ]

[ About ]
紅白。

[ 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) {};

	vector<glm::vec2> location_list;
	vector<float> deg_list;
	vector<int> param_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 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) {};

vector<glm::vec2> location_list;

vector<float> deg_list;

vector<int> param_list;

};

#include "ofApp.h"	

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(39);
	ofSetCircleResolution(30);

	float span = 40;
	for (float x = span * 1.5; x <= ofGetWidth() - span + 1.5; x += span) {

		for (float y = span * 1.5; y <= ofGetHeight() - span * 1.5; y += span) {

			this->location_list.push_back(glm::vec2(x, y));
			this->deg_list.push_back(0);
			this->param_list.push_back(0);
		}
	}
}


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

}

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

	int radius = 14;
	for (int i = 0; i < this->location_list.size(); i++) {

		this->param_list[i] = (this->param_list[i] + 12) % 360;

		if (this->param_list[i] == 0) {

			this->deg_list[i] = ofMap(ofNoise(glm::vec3(this->location_list[i] * 0.002, ofGetFrameNum() * 0.05)), 0, 1, 0, 360);
		}

		vector<glm::vec2> vertices;
		if (this->param_list[i] > 0 && this->param_list[i] < 180) {

			for (int deg = 0; deg < this->param_list[i]; deg += 1) {

				vertices.push_back(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));
			}

			for (int deg = 360 - this->param_list[i]; deg < 360; deg += 1) {

				vertices.push_back(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));
			}
		}

		if (this->param_list[i] >= 180 && this->param_list[i] < 360) {

			auto tmp_param = this->param_list[i] - 180;
			for (int deg = tmp_param; deg < 180; deg += 1) {

				vertices.push_back(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));
			}

			for (int deg = 180; deg < 360 - tmp_param; deg += 1) {

				vertices.push_back(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));
			}
		}

		ofPushMatrix();
		ofTranslate(this->location_list[i]);
		ofRotate(this->deg_list[i]);

		ofSetColor(239);
		ofDrawCircle(glm::vec2(), 16);
		
		ofSetColor(200, 78, 28);
		ofBeginShape();
		ofVertices(vertices);
		ofEndShape(true);

		ofPopMatrix();
	}

	/*
	int start = 60 + 44;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetCircleResolution(30);

float span = 40;

for (float x = span * 1.5; x <= ofGetWidth() - span + 1.5; x += span) {

for (float y = span * 1.5; y <= ofGetHeight() - span * 1.5; y += span) {

this->location_list.push_back(glm::vec2(x, y));

this->deg_list.push_back(0);

this->param_list.push_back(0);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

int radius = 14;

for (int i = 0; i < this->location_list.size(); i++) {

this->param_list[i] = (this->param_list[i] + 12) % 360;

if (this->param_list[i] == 0) {

this->deg_list[i] = ofMap(ofNoise(glm::vec3(this->location_list[i] * 0.002, ofGetFrameNum() * 0.05)), 0, 1, 0, 360);

}

vector<glm::vec2> vertices;

if (this->param_list[i] > 0 && this->param_list[i] < 180) {

for (int deg = 0; deg < this->param_list[i]; deg += 1) {

vertices.push_back(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));

}

for (int deg = 360 - this->param_list[i]; deg < 360; deg += 1) {

vertices.push_back(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));

}

if (this->param_list[i] >= 180 && this->param_list[i] < 360) {

auto tmp_param = this->param_list[i] - 180;

for (int deg = tmp_param; deg < 180; deg += 1) {

vertices.push_back(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));

}

for (int deg = 180; deg < 360 - tmp_param; deg += 1) {

vertices.push_back(glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD)));

}

ofPushMatrix();

ofTranslate(this->location_list[i]);

ofRotate(this->deg_list[i]);

ofSetColor(239);

ofDrawCircle(glm::vec2(), 16);

ofSetColor(200, 78, 28);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofPopMatrix();

}

int start = 60 + 44;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20231218

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2023年12月17日

Rotating arcs.

[ Video ]

[ About ]
回転する円弧。

[ Source ]

#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 "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(25);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
}

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

	ofSeedRandom(39);
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	float radius = 45;
	float len = 10;
	bool flag = true;
	ofColor color;

	for (int x = -288; x <= 288; x += 144) {

		for (int y = -288; y <= 288; y += 144) {

			ofPushMatrix();
			ofTranslate(x, y);

			flag = !flag;

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

				len = ofMap(i, 0, 3, 2, 18);

				vector<glm::vec2> vertices_1, vertices_2;
				float deg_start = ofRandom(360) + ofGetFrameNum() * ofRandom(3, 10) * (flag ? 1 : -1);

				for (float deg = deg_start; deg < deg_start + 90; deg += 1) {

					vertices_1.push_back(glm::vec2((radius - len * 0.5) * cos(deg * DEG_TO_RAD), (radius - len * 0.5) * sin(deg * DEG_TO_RAD)));
					vertices_2.push_back(glm::vec2((radius + len * 0.5) * cos(deg * DEG_TO_RAD), (radius + len * 0.5) * sin(deg * DEG_TO_RAD)));
				}

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

				ofNoFill();
				ofSetColor(0);
				ofSetLineWidth(1);

				ofBeginShape();
				ofVertices(vertices_1);
				ofVertices(vertices_2);
				ofEndShape(true);

				if (i == 0) {

					ofFill();

					ofBeginShape();
					ofVertices(vertices_1);
					ofVertices(vertices_2);
					ofEndShape(true);
				}

				if (i == 2) {

					color.setHsb(ofRandom(255), 255, 200);
					ofSetColor(color);
					ofSetLineWidth(2);

					ofBeginShape();
					ofVertices(vertices_1);
					ofVertices(vertices_2);
					ofEndShape(true);
				}
			}

			ofPopMatrix();
		}
	}

	/*
	int start = 1;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(239);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

float radius = 45;

float len = 10;

bool flag = true;

ofColor color;

for (int x = -288; x <= 288; x += 144) {

for (int y = -288; y <= 288; y += 144) {

ofPushMatrix();

ofTranslate(x, y);

flag = !flag;

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

len = ofMap(i, 0, 3, 2, 18);

vector<glm::vec2> vertices_1, vertices_2;

float deg_start = ofRandom(360) + ofGetFrameNum() * ofRandom(3, 10) * (flag ? 1 : -1);

for (float deg = deg_start; deg < deg_start + 90; deg += 1) {

vertices_1.push_back(glm::vec2((radius - len * 0.5) * cos(deg * DEG_TO_RAD), (radius - len * 0.5) * sin(deg * DEG_TO_RAD)));

vertices_2.push_back(glm::vec2((radius + len * 0.5) * cos(deg * DEG_TO_RAD), (radius + len * 0.5) * sin(deg * DEG_TO_RAD)));

}

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

ofNoFill();

ofSetColor(0);

ofSetLineWidth(1);

ofBeginShape();

ofVertices(vertices_1);

ofVertices(vertices_2);

ofEndShape(true);

if (i == 0) {

ofFill();

ofBeginShape();

ofVertices(vertices_1);

ofVertices(vertices_2);

ofEndShape(true);

}

if (i == 2) {

color.setHsb(ofRandom(255), 255, 200);

ofSetColor(color);

ofSetLineWidth(2);

ofBeginShape();

ofVertices(vertices_1);

ofVertices(vertices_2);

ofEndShape(true);

}

ofPopMatrix();

}

int start = 1;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20231217

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2023年12月
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