プログラミング de 落描き – ページ 144 – クリエイティブ・コーディングによる生成物とソース

2024年8月20日

4 Lines.

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[ About ]
4本線。

[ 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(25);
	ofSetWindowTitle("openframeworks");

	ofBackground(39);
	ofSetLineWidth(2);
	ofEnableDepthTest();
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);
}

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

}

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

	this->cam.begin();
	
	int radius = 250;
	ofColor color;
	for (int z = -300; z <= 300; z += 20) {

		auto deg_start = ofMap(ofNoise((z + 300) * 0.00085 + ofGetFrameNum() * 0.005), 0, 1, -720, 720);

		for (int deg = deg_start + 720; deg < deg_start + 360 + 720; deg += 90) {

			color.setHsb(ofMap(deg, deg_start + 720, deg_start + 360 + 720, 0, 255), 200, 255);
			ofSetColor(color, ofMap(z, -300, 300, 64, 255));

			ofDrawLine(glm::vec3(radius * cos((deg + 5) * DEG_TO_RAD), radius * sin((deg + 5) * DEG_TO_RAD), z),
				glm::vec3(radius * cos((deg + 85) * DEG_TO_RAD), radius * sin((deg + 85) * DEG_TO_RAD), z));
		}
	}

	/*
	int start = 150 + 205;
	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());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(39);

ofSetLineWidth(2);

ofEnableDepthTest();

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

int radius = 250;

ofColor color;

for (int z = -300; z <= 300; z += 20) {

auto deg_start = ofMap(ofNoise((z + 300) * 0.00085 + ofGetFrameNum() * 0.005), 0, 1, -720, 720);

for (int deg = deg_start + 720; deg < deg_start + 360 + 720; deg += 90) {

color.setHsb(ofMap(deg, deg_start + 720, deg_start + 360 + 720, 0, 255), 200, 255);

ofSetColor(color, ofMap(z, -300, 300, 64, 255));

ofDrawLine(glm::vec3(radius * cos((deg + 5) * DEG_TO_RAD), radius * sin((deg + 5) * DEG_TO_RAD), z),

glm::vec3(radius * cos((deg + 85) * DEG_TO_RAD), radius * sin((deg + 85) * DEG_TO_RAD), z));

}

int start = 150 + 205;

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/Insta20240820

2024年8月19日

3 Lines.

[ Video ]

[ About ]
3本の線。

[ 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(25);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofSetColor(0);
	ofSetLineWidth(1.5);
	ofEnableDepthTest();
}

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

}

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

	this->cam.begin();
	
	int radius = 250;
	for (int z = -300; z <= 300; z += 20) {

		auto deg_start = ofMap(ofNoise((z + 300) * 0.0005 + ofGetFrameNum() * 0.01), 0, 1, -360, 360);

		for (int deg = deg_start; deg < deg_start + 360; deg += 120) {

			ofDrawLine(glm::vec3(radius * cos((deg + 2) * DEG_TO_RAD), radius * sin((deg + 2) * DEG_TO_RAD), z),
				glm::vec3(radius * cos((deg + 118) * DEG_TO_RAD), radius * sin((deg + 118) * DEG_TO_RAD), z));
		}
	}

	/*
	int start = 150;
	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());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(0);

ofSetLineWidth(1.5);

ofEnableDepthTest();

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

int radius = 250;

for (int z = -300; z <= 300; z += 20) {

auto deg_start = ofMap(ofNoise((z + 300) * 0.0005 + ofGetFrameNum() * 0.01), 0, 1, -360, 360);

for (int deg = deg_start; deg < deg_start + 360; deg += 120) {

ofDrawLine(glm::vec3(radius * cos((deg + 2) * DEG_TO_RAD), radius * sin((deg + 2) * DEG_TO_RAD), z),

glm::vec3(radius * cos((deg + 118) * DEG_TO_RAD), radius * sin((deg + 118) * DEG_TO_RAD), z));

}

int start = 150;

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/Insta20240819

2024年8月18日

Slider of number.

[ Video ]

[ About ]
数字のスライダー。

[ 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_digital(glm::vec3 location, int number_index);
	void draw_hexagon(glm::vec3 location, float deg);

	float hexagon_height;
	float hexagon_width;

	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) {};

void draw_digital(glm::vec3 location, int number_index);

void draw_hexagon(glm::vec3 location, float deg);

float hexagon_height;

float hexagon_width;

ofEasyCam cam;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openframeworks");

	ofBackground(39);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	this->hexagon_height = 60;
	this->hexagon_width = 13;
}

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

}

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

	this->cam.begin();
	ofRotateX(180);

	for (int x = -400; x <= 400; x += 80) {

		int base_y = ofMap(ofNoise(x * 0.005, ofGetFrameNum() * 0.0015), 0, 1, -1500, 1500);

		for (int i = 0; i < 30; i++) {

			int y = (i * 150) - 2250;
			this->draw_digital(glm::vec3(x, base_y + y, 0), i % 10);
		}
	}

	this->cam.end();

	/*
	int start = 50;
	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);
		}
	}
	*/
}

//--------------------------------------------------------------
void ofApp::draw_digital(glm::vec3 location, int number_index) {

	vector<pair<glm::vec3, float>> part_list = {
		make_pair<glm::vec3, float>(location + glm::vec2(0, -this->hexagon_height), 90),
		make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * -0.5, this->hexagon_height * 0.5), 0),
		make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * 0.5, this->hexagon_height * 0.5), 0),
		make_pair<glm::vec3, float>(location + glm::vec2(0, 0), 90),
		make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * -0.5, this->hexagon_height * -0.5), 0),
		make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * 0.5, this->hexagon_height * -0.5), 0),
		make_pair<glm::vec3, float>(location + glm::vec2(0, this->hexagon_height), 90)
	};

	vector<vector<int>> index_list = {
		{ 0, 1, 2, 4, 5, 6 },
		{ 2, 5 },
		{ 0, 1, 3, 5, 6 },
		{ 0, 2, 3, 5, 6 },
		{ 2, 3, 4, 5 },
		{ 0, 2, 3, 4, 6 },
		{ 0, 1, 2, 3, 4, 6 },
		{ 0, 2, 5 },
		{ 0, 1, 2, 3, 4, 5, 6 },
		{ 0, 2, 3, 4, 5, 6 },
	};

	for (auto& index : index_list[number_index]) {

		this->draw_hexagon(part_list[index].first, part_list[index].second);
	}
}

//--------------------------------------------------------------
void ofApp::draw_hexagon(glm::vec3 location, float deg) {

	ofPushMatrix();
	ofTranslate(location);
	ofRotate(deg);

	vector<glm::vec2> vertices;
	vertices.push_back(glm::vec2(this->hexagon_width * -0.4, this->hexagon_height * -0.4));
	vertices.push_back(glm::vec2(this->hexagon_width * -0.4, this->hexagon_height * 0.4));
	vertices.push_back(glm::vec2(0, this->hexagon_height * 0.5));
	vertices.push_back(glm::vec2(this->hexagon_width * 0.4, this->hexagon_height * 0.4));
	vertices.push_back(glm::vec2(this->hexagon_width * 0.4, this->hexagon_height * -0.4));
	vertices.push_back(glm::vec2(0, this->hexagon_height * -0.5));

	ofNoFill();
	ofSetColor(255);

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

	ofPopMatrix();
}

//--------------------------------------------------------------
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(39);

ofSetLineWidth(2);

ofEnableDepthTest();

this->hexagon_height = 60;

this->hexagon_width = 13;

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(180);

for (int x = -400; x <= 400; x += 80) {

int base_y = ofMap(ofNoise(x * 0.005, ofGetFrameNum() * 0.0015), 0, 1, -1500, 1500);

for (int i = 0; i < 30; i++) {

int y = (i * 150) - 2250;

this->draw_digital(glm::vec3(x, base_y + y, 0), i % 10);

}

this->cam.end();

int start = 50;

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);

}

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

void ofApp::draw_digital(glm::vec3 location, int number_index) {

vector<pair<glm::vec3, float>> part_list = {

make_pair<glm::vec3, float>(location + glm::vec2(0, -this->hexagon_height), 90),

make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * -0.5, this->hexagon_height * 0.5), 0),

make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * 0.5, this->hexagon_height * 0.5), 0),

make_pair<glm::vec3, float>(location + glm::vec2(0, 0), 90),

make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * -0.5, this->hexagon_height * -0.5), 0),

make_pair<glm::vec3, float>(location + glm::vec2(this->hexagon_height * 0.5, this->hexagon_height * -0.5), 0),

make_pair<glm::vec3, float>(location + glm::vec2(0, this->hexagon_height), 90)

};

vector<vector<int>> index_list = {

{ 0, 1, 2, 4, 5, 6 },

{ 2, 5 },

{ 0, 1, 3, 5, 6 },

{ 0, 2, 3, 5, 6 },

{ 2, 3, 4, 5 },

{ 0, 2, 3, 4, 6 },

{ 0, 1, 2, 3, 4, 6 },

{ 0, 2, 5 },

{ 0, 1, 2, 3, 4, 5, 6 },

{ 0, 2, 3, 4, 5, 6 },

};

for (auto& index : index_list[number_index]) {

this->draw_hexagon(part_list[index].first, part_list[index].second);

}

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

void ofApp::draw_hexagon(glm::vec3 location, float deg) {

ofPushMatrix();

ofTranslate(location);

ofRotate(deg);

vector<glm::vec2> vertices;

vertices.push_back(glm::vec2(this->hexagon_width * -0.4, this->hexagon_height * -0.4));

vertices.push_back(glm::vec2(this->hexagon_width * -0.4, this->hexagon_height * 0.4));

vertices.push_back(glm::vec2(0, this->hexagon_height * 0.5));

vertices.push_back(glm::vec2(this->hexagon_width * 0.4, this->hexagon_height * 0.4));

vertices.push_back(glm::vec2(this->hexagon_width * 0.4, this->hexagon_height * -0.4));

vertices.push_back(glm::vec2(0, this->hexagon_height * -0.5));

ofNoFill();

ofSetColor(255);

ofBeginShape();

ofVertices(vertices);

ofEndShape(true);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20240818

2025年10月
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