2025年2月 – ページ 7 – プログラミング de 落描き

2025年2月10日

Box afterimages.

[ Video ]

[ About ]
BOXの残像

[ 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(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetColor(0);
	ofNoFill();
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();

	auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));

	for (int i = 0; i < 10; i++) {

		auto len = ofMap(ofNoise(i * 0.05 + ofGetFrameNum() * 0.025), 0, 1, 0, 600);

		auto noise_x = ofNoise(noise_seed.x, len * -0.00025 + i * 0.005 + ofGetFrameNum() * 0.0045);
		auto noise_y = ofNoise(noise_seed.y, len * -0.00025 + i * 0.005 + ofGetFrameNum() * 0.0045);
		auto noise_z = ofNoise(noise_seed.z, len * -0.00025 + i * 0.005 + ofGetFrameNum() * 0.0045);

		if (noise_x < 0.2) { noise_x = 0; }
		else if (noise_x < 0.4) { noise_x = ofMap(noise_x, 0.2, 0.4, 0, 0.5); }
		else if (noise_x < 0.6) { noise_x = 0.5; }
		else if (noise_x < 0.8) { noise_x = ofMap(noise_x, 0.6, 0.8, 0.5, 1.0); }
		else { noise_x = 1; }

		if (noise_y < 0.2) { noise_y = 0; }
		else if (noise_y < 0.4) { noise_y = ofMap(noise_y, 0.2, 0.4, 0, 0.5); }
		else if (noise_y < 0.6) { noise_y = 0.5; }
		else if (noise_y < 0.8) { noise_y = ofMap(noise_y, 0.6, 0.8, 0.5, 1.0); }
		else { noise_y = 1; }

		if (noise_z < 0.2) { noise_z = 0; }
		else if (noise_z < 0.4) { noise_z = ofMap(noise_z, 0.2, 0.4, 0, 0.5); }
		else if (noise_z < 0.6) { noise_z = 0.5; }
		else if (noise_z < 0.8) { noise_z = ofMap(noise_z, 0.6, 0.8, 0.5, 1.0); }
		else { noise_z = 1; }

		auto angle_x = ofMap(noise_x, 0, 1, -90, 90);
		auto angle_y = ofMap(noise_y, 0, 1, -90, 90);
		auto angle_z = ofMap(noise_z, 0, 1, -90, 90);

		ofPushMatrix();
		ofRotateZ(angle_z);
		ofRotateY(angle_y);
		ofRotateX(angle_x);

		ofSetLineWidth(ofMap(i, 0, 10, 0.25, 3));
		ofDrawBox(len);

		ofPopMatrix();
	}

	this->cam.end();

	/*
	int start = 500 + 33;
	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);

ofNoFill();

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));

for (int i = 0; i < 10; i++) {

auto len = ofMap(ofNoise(i * 0.05 + ofGetFrameNum() * 0.025), 0, 1, 0, 600);

auto noise_x = ofNoise(noise_seed.x, len * -0.00025 + i * 0.005 + ofGetFrameNum() * 0.0045);

auto noise_y = ofNoise(noise_seed.y, len * -0.00025 + i * 0.005 + ofGetFrameNum() * 0.0045);

auto noise_z = ofNoise(noise_seed.z, len * -0.00025 + i * 0.005 + ofGetFrameNum() * 0.0045);

if (noise_x < 0.2) { noise_x = 0; }

else if (noise_x < 0.4) { noise_x = ofMap(noise_x, 0.2, 0.4, 0, 0.5); }

else if (noise_x < 0.6) { noise_x = 0.5; }

else if (noise_x < 0.8) { noise_x = ofMap(noise_x, 0.6, 0.8, 0.5, 1.0); }

else { noise_x = 1; }

if (noise_y < 0.2) { noise_y = 0; }

else if (noise_y < 0.4) { noise_y = ofMap(noise_y, 0.2, 0.4, 0, 0.5); }

else if (noise_y < 0.6) { noise_y = 0.5; }

else if (noise_y < 0.8) { noise_y = ofMap(noise_y, 0.6, 0.8, 0.5, 1.0); }

else { noise_y = 1; }

if (noise_z < 0.2) { noise_z = 0; }

else if (noise_z < 0.4) { noise_z = ofMap(noise_z, 0.2, 0.4, 0, 0.5); }

else if (noise_z < 0.6) { noise_z = 0.5; }

else if (noise_z < 0.8) { noise_z = ofMap(noise_z, 0.6, 0.8, 0.5, 1.0); }

else { noise_z = 1; }

auto angle_x = ofMap(noise_x, 0, 1, -90, 90);

auto angle_y = ofMap(noise_y, 0, 1, -90, 90);

auto angle_z = ofMap(noise_z, 0, 1, -90, 90);

ofPushMatrix();

ofRotateZ(angle_z);

ofRotateY(angle_y);

ofRotateX(angle_x);

ofSetLineWidth(ofMap(i, 0, 10, 0.25, 3));

ofDrawBox(len);

ofPopMatrix();

}

this->cam.end();

int start = 500 + 33;

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/Insta20250210

2025年2月9日

Mountain range.

[ Video ]

[ About ]
山脈。

[ 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;
	ofMesh face, frame;
};

#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;

ofMesh face, frame;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofEnableDepthTest();

	this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}

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

	this->face.clear();
	this->frame.clear();

	for (auto y = -300; y < 300; y += 10) {

		for (auto x = -600; x <= 600; x += 1) {

			vector<glm::vec3> vertices;
			vertices.push_back(glm::vec3(x, y, 0));
			vertices.push_back(glm::vec3(x + 1, y, 0));
			vertices.push_back(glm::vec3(x + 1, y, 100));
			vertices.push_back(glm::vec3(x, y, 100));

			for (auto& vertex : vertices) {

				if (vertex.z == 100) {

					auto noise_value = ofNoise(y * 0.005, vertex.x * 0.0025, vertex.y * 0.0025, ofGetFrameNum() * 0.005);
					if (noise_value > 0.5) {

						vertex.z = ofMap(noise_value, 0.5, 1, 0, 1000);
						vertex.z *= ofMap(y, -300, 300, 0, 1);
						vertex.z *= ofMap(abs(x), 0, 600, 1, 0);
					}
					else {

						vertex.z = 0;
					}
				}
			}

			this->face.addVertices(vertices);
			this->frame.addVertices(vertices);

			this->face.addIndex(this->face.getNumVertices() - 1); this->face.addIndex(this->face.getNumVertices() - 4); this->face.addIndex(this->face.getNumVertices() - 3);
			this->face.addIndex(this->face.getNumVertices() - 1); this->face.addIndex(this->face.getNumVertices() - 3); this->face.addIndex(this->face.getNumVertices() - 2);

			this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 2);
			this->frame.addIndex(this->frame.getNumVertices() - 3); this->frame.addIndex(this->frame.getNumVertices() - 4);

			ofColor face_color = ofColor(0);
			ofColor frame_color = ofColor(255);

			this->face.addColor(face_color);
			this->face.addColor(face_color);
			this->face.addColor(face_color);
			this->face.addColor(face_color);

			this->frame.addColor(frame_color);
			this->frame.addColor(frame_color);
			this->frame.addColor(frame_color);
			this->frame.addColor(frame_color);
		}
	}
}

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

	this->cam.begin();
	ofRotateX(270);

	this->face.draw();
	this->frame.drawWireframe();

	this->cam.end();

	/*
	int start = 500;
	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(39);

ofEnableDepthTest();

this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

}

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

void ofApp::update() {

this->face.clear();

this->frame.clear();

for (auto y = -300; y < 300; y += 10) {

for (auto x = -600; x <= 600; x += 1) {

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(x, y, 0));

vertices.push_back(glm::vec3(x + 1, y, 0));

vertices.push_back(glm::vec3(x + 1, y, 100));

vertices.push_back(glm::vec3(x, y, 100));

for (auto& vertex : vertices) {

if (vertex.z == 100) {

auto noise_value = ofNoise(y * 0.005, vertex.x * 0.0025, vertex.y * 0.0025, ofGetFrameNum() * 0.005);

if (noise_value > 0.5) {

vertex.z = ofMap(noise_value, 0.5, 1, 0, 1000);

vertex.z *= ofMap(y, -300, 300, 0, 1);

vertex.z *= ofMap(abs(x), 0, 600, 1, 0);

}

else {

vertex.z = 0;

}

this->face.addVertices(vertices);

this->frame.addVertices(vertices);

this->face.addIndex(this->face.getNumVertices() - 1); this->face.addIndex(this->face.getNumVertices() - 4); this->face.addIndex(this->face.getNumVertices() - 3);

this->face.addIndex(this->face.getNumVertices() - 1); this->face.addIndex(this->face.getNumVertices() - 3); this->face.addIndex(this->face.getNumVertices() - 2);

this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 2);

this->frame.addIndex(this->frame.getNumVertices() - 3); this->frame.addIndex(this->frame.getNumVertices() - 4);

ofColor face_color = ofColor(0);

ofColor frame_color = ofColor(255);

this->face.addColor(face_color);

this->frame.addColor(frame_color);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(270);

this->face.draw();

this->frame.drawWireframe();

this->cam.end();

int start = 500;

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/Insta20250209

2025年2月8日

Shell.

[ Video ]

[ About ]
シェル。

[ 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;
	ofMesh face, frame;
};

#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;

ofMesh face, frame;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofEnableDepthTest();

	this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}

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

	this->face.clear();
	this->frame.clear();

	auto deg_span = 1;
	for (auto radius = 300; radius > 0; radius -= 5) {

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

			vector<glm::vec3> vertices;
			vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));
			vertices.push_back(glm::vec3(radius * cos((deg + deg_span) * DEG_TO_RAD), radius * sin((deg + deg_span) * DEG_TO_RAD), 0));
			vertices.push_back(glm::vec3(radius * cos((deg + deg_span) * DEG_TO_RAD), radius * sin((deg + deg_span) * DEG_TO_RAD), radius));
			vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), radius));

			for (auto& vertex : vertices) {

				if (vertex.z == radius) {

					auto noise_value = ofNoise(radius * 0.005, vertex.x * 0.0025, vertex.y * 0.0025, ofGetFrameNum() * 0.005);
					if (noise_value > 0.5) {

						vertex.z = ofMap(noise_value, 0.5, 1, 0, 500);
					}
					else {

						vertex.z = 0;
					}
				}
			}

			this->face.addVertices(vertices);
			this->frame.addVertices(vertices);

			this->face.addIndex(this->face.getNumVertices() - 1); this->face.addIndex(this->face.getNumVertices() - 4); this->face.addIndex(this->face.getNumVertices() - 3);
			this->face.addIndex(this->face.getNumVertices() - 1); this->face.addIndex(this->face.getNumVertices() - 3); this->face.addIndex(this->face.getNumVertices() - 2);

			this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 2);
			this->frame.addIndex(this->frame.getNumVertices() - 3); this->frame.addIndex(this->frame.getNumVertices() - 4);

			ofColor face_color = ofColor(0);
			ofColor frame_color = ofColor(255);

			this->face.addColor(face_color);
			this->face.addColor(face_color);
			this->face.addColor(face_color);
			this->face.addColor(face_color);

			this->frame.addColor(frame_color);
			this->frame.addColor(frame_color);
			this->frame.addColor(frame_color);
			this->frame.addColor(frame_color);
		}
	}
}

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

	this->cam.begin();
	ofRotateZ(ofGetFrameNum() * 0.72);

	this->face.draw();
	this->frame.drawWireframe();

	this->cam.end();

	/*
	int start = 500;
	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);

ofEnableDepthTest();

this->frame.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

}

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

void ofApp::update() {

this->face.clear();

this->frame.clear();

auto deg_span = 1;

for (auto radius = 300; radius > 0; radius -= 5) {

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

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), 0));

vertices.push_back(glm::vec3(radius * cos((deg + deg_span) * DEG_TO_RAD), radius * sin((deg + deg_span) * DEG_TO_RAD), 0));

vertices.push_back(glm::vec3(radius * cos((deg + deg_span) * DEG_TO_RAD), radius * sin((deg + deg_span) * DEG_TO_RAD), radius));

vertices.push_back(glm::vec3(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD), radius));

for (auto& vertex : vertices) {

if (vertex.z == radius) {

auto noise_value = ofNoise(radius * 0.005, vertex.x * 0.0025, vertex.y * 0.0025, ofGetFrameNum() * 0.005);

if (noise_value > 0.5) {

vertex.z = ofMap(noise_value, 0.5, 1, 0, 500);

}

else {

vertex.z = 0;

}

this->face.addVertices(vertices);

this->frame.addVertices(vertices);

this->face.addIndex(this->face.getNumVertices() - 1); this->face.addIndex(this->face.getNumVertices() - 4); this->face.addIndex(this->face.getNumVertices() - 3);

this->face.addIndex(this->face.getNumVertices() - 1); this->face.addIndex(this->face.getNumVertices() - 3); this->face.addIndex(this->face.getNumVertices() - 2);

this->frame.addIndex(this->frame.getNumVertices() - 1); this->frame.addIndex(this->frame.getNumVertices() - 2);

this->frame.addIndex(this->frame.getNumVertices() - 3); this->frame.addIndex(this->frame.getNumVertices() - 4);

ofColor face_color = ofColor(0);

ofColor frame_color = ofColor(255);

this->face.addColor(face_color);

this->frame.addColor(frame_color);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateZ(ofGetFrameNum() * 0.72);

this->face.draw();

this->frame.drawWireframe();

this->cam.end();

int start = 500;

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/Insta20250208

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