プログラミング de 落描き – ページ 3 – クリエイティブ・コーディングによる生成物とソース

2025年3月6日

Sphere in sphere.

[ Video ]

[ About ]
球のなかの球。

[ 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) {};

	ofEasyCam cam;

	ofIcoSpherePrimitive ico_sphere;
};

#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;

ofIcoSpherePrimitive ico_sphere;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");
	
	ofBackground(39);
	ofSetLineWidth(0.5);
	ofEnableDepthTest();

	this->ico_sphere = ofIcoSpherePrimitive(15, 2);
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 1.44);

	int span = 20;
	for (int z = -360; z <= 360; z += span) {

		for (int x = -360; x <= 360; x += span) {

			for (int y = -360; y <= 360; y += span) {

				auto len = glm::length(glm::vec3(x, y, z));
				if (len > 300) { continue; }

				ofPushMatrix();
				ofTranslate(x, y, z);

				auto noise_value = ofNoise(x * 0.005, y * 0.005, z * 0.005, ofGetFrameNum() * 0.0075);
				if (noise_value > 0.47 && noise_value < 0.53) {

					ofSetColor(0);
					ofFill();
					this->ico_sphere.draw();

					ofSetColor(0, 0, 255, ofMap(len, 0, 300, 0, 255));
					ofNoFill();
					this->ico_sphere.drawWireframe();
				}

				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);
		}
	}
	*/
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetLineWidth(0.5);

ofEnableDepthTest();

this->ico_sphere = ofIcoSpherePrimitive(15, 2);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

int span = 20;

for (int z = -360; z <= 360; z += span) {

for (int x = -360; x <= 360; x += span) {

for (int y = -360; y <= 360; y += span) {

auto len = glm::length(glm::vec3(x, y, z));

if (len > 300) { continue; }

ofPushMatrix();

ofTranslate(x, y, z);

auto noise_value = ofNoise(x * 0.005, y * 0.005, z * 0.005, ofGetFrameNum() * 0.0075);

if (noise_value > 0.47 && noise_value < 0.53) {

ofSetColor(0);

ofFill();

this->ico_sphere.draw();

ofSetColor(0, 0, 255, ofMap(len, 0, 300, 0, 255));

ofNoFill();

this->ico_sphere.drawWireframe();

}

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);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20250306

2025年3月5日

Box in box.

[ Video ]

[ About ]
箱の中の箱。

[ 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) {};

	ofEasyCam cam;
};

#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);
	ofSetLineWidth(2);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateY(ofGetFrameNum() * 1.44);

	int span = 30;
	for (int z = -360; z <= 360; z += span) {

		for (int x = -360; x <= 360; x += span) {

			for (int y = -360; y <= 360; y += span) {

				ofPushMatrix();
				ofTranslate(x, y, z);

				auto noise_value = ofNoise(x * 0.0015, y * 0.0015, z * 0.0015, ofGetFrameNum() * 0.005);

				if (noise_value > 0.46 && noise_value <= 0.48) {

					ofSetColor(0);
					ofFill();
					ofDrawBox(ofMap(noise_value, 0.46, 0.48, 0, span));

					ofSetColor(255);
					ofNoFill();
					ofDrawBox(ofMap(noise_value, 0.46, 0.48, 0, span));
				}

				if (noise_value > 0.48 && noise_value < 0.52) {

					ofSetColor(0);
					ofFill();
					ofDrawBox(span);

					ofSetColor(255);
					ofNoFill();
					ofDrawBox(span);
				}

				if (noise_value > 0.52 && noise_value <= 0.54) {

					ofSetColor(0);
					ofFill();
					ofDrawBox(ofMap(noise_value, 0.54, 0.52, 0, span));

					ofSetColor(255);
					ofNoFill();
					ofDrawBox(ofMap(noise_value, 0.54, 0.52, 0, span));
				}

				ofPopMatrix();
			}
		}
	}

	ofSetColor(0);
	ofDrawBox(720 + span);

	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);
		}
	}
	*/
}

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

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

100

101

102

103

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(2);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

int span = 30;

for (int z = -360; z <= 360; z += span) {

for (int x = -360; x <= 360; x += span) {

for (int y = -360; y <= 360; y += span) {

ofPushMatrix();

ofTranslate(x, y, z);

auto noise_value = ofNoise(x * 0.0015, y * 0.0015, z * 0.0015, ofGetFrameNum() * 0.005);

if (noise_value > 0.46 && noise_value <= 0.48) {

ofSetColor(0);

ofFill();

ofDrawBox(ofMap(noise_value, 0.46, 0.48, 0, span));

ofSetColor(255);

ofNoFill();

ofDrawBox(ofMap(noise_value, 0.46, 0.48, 0, span));

}

if (noise_value > 0.48 && noise_value < 0.52) {

ofSetColor(0);

ofFill();

ofDrawBox(span);

ofSetColor(255);

ofNoFill();

ofDrawBox(span);

}

if (noise_value > 0.52 && noise_value <= 0.54) {

ofSetColor(0);

ofFill();

ofDrawBox(ofMap(noise_value, 0.54, 0.52, 0, span));

ofSetColor(255);

ofNoFill();

ofDrawBox(ofMap(noise_value, 0.54, 0.52, 0, span));

}

ofPopMatrix();

}

ofSetColor(0);

ofDrawBox(720 + span);

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);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20250305

2025年3月4日

One, Two, Three.

[ Video ]

[ About ]
1, 2, 3.

[ 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 noise_step_x, noise_step_y, noise_step_z;
};

#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 noise_step_x, noise_step_y, noise_step_z;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofSetColor(255);
}

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

	ofSeedRandom(39);

	if (ofGetFrameNum() % 25 < 20) {

		if (ofGetFrameNum() % 75 < 25) {

			this->noise_step_x += ofMap(ofGetFrameNum() % 25, 0, 20, 0.5, 0);
		}
		else if (ofGetFrameNum() % 75 < 50) {

			this->noise_step_y += ofMap(ofGetFrameNum() % 25, 0, 20, 0.5, 0);
		}
		else if (ofGetFrameNum() % 75 < 75) {

			this->noise_step_z += ofMap(ofGetFrameNum() % 25, 0, 20, 0.25, 0);
		}
	}
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	int span = 5;
	for (int x = -400; x <= 400; x += span) {

		for (int y = -400; y <= 400; y += span) {

			auto noise_value = ofNoise(this->noise_step_z,
				x * 0.005 + this->noise_step_x,
				y * 0.005 + this->noise_step_y);

			if (noise_value > 0.4 && noise_value <= 0.6) {

				ofDrawCircle(x, y, span * 0.5);
			}
		}
	}

	/*
	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(39);

ofSetColor(255);

}

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

void ofApp::update() {

ofSeedRandom(39);

if (ofGetFrameNum() % 25 < 20) {

if (ofGetFrameNum() % 75 < 25) {

this->noise_step_x += ofMap(ofGetFrameNum() % 25, 0, 20, 0.5, 0);

}

else if (ofGetFrameNum() % 75 < 50) {

this->noise_step_y += ofMap(ofGetFrameNum() % 25, 0, 20, 0.5, 0);

}

else if (ofGetFrameNum() % 75 < 75) {

this->noise_step_z += ofMap(ofGetFrameNum() % 25, 0, 20, 0.25, 0);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

int span = 5;

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

for (int y = -400; y <= 400; y += span) {

auto noise_value = ofNoise(this->noise_step_z,

x * 0.005 + this->noise_step_x,

y * 0.005 + this->noise_step_y);

if (noise_value > 0.4 && noise_value <= 0.6) {

ofDrawCircle(x, y, span * 0.5);

}

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/Insta20250304

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