2025年10月 – ページ 8 – プログラミング de 落描き

2025年10月10日

Net frame.

[ Video ]

[ About ]
網フレーム。

[ 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;
	ofMesh face, frame;
};

#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;

ofMesh face, frame;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofSetLineWidth(1);
	ofEnableDepthTest();

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

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

	ofSeedRandom(39);

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

	float span = 0.5;
	float threshold_1 = 0.48;
	float threshold_2 = 0.52;
	float frame_param = ofGetFrameNum() * 0.01;
	float coordinate_param = 0.008;
	float len = 210;
	float angle;
	ofColor color;

	for (float z = -len; z <= len; z += 10) {

		color = ofColor(ofMap(z, -len, len, 139, 39));

		for (float x = -len; x <= len; x += span) {

			for (float y = -len; y <= len; y += span) {

				auto noise_location = glm::vec3(x, y, 0);
				auto noise_value = ofNoise(glm::vec4(noise_location * coordinate_param, z * 0.0015 + frame_param));
				noise_value = abs(x) > 200 || abs(y) > 200 ? 0.5 : noise_value;
				if (noise_value < threshold_1 || noise_value > threshold_2) { continue; }

				auto loc_1 = glm::vec3(x - span, y, 0);
				auto noise_1 = ofNoise(glm::vec4(loc_1 * coordinate_param, z * 0.0015 + frame_param));
				noise_1 = abs(x - span) > 200 || abs(y) > 200 ? 0.5 : noise_1;
				auto loc_2 = glm::vec3(x, y + span, 0);
				auto noise_2 = ofNoise(glm::vec4(loc_2 * coordinate_param, z * 0.0015 + frame_param));
				noise_2 = abs(x) > 200 || abs(y + span) > 200 ? 0.5 : noise_2;
				auto loc_3 = glm::vec3(x + span, y, 0);
				auto noise_3 = ofNoise(glm::vec4(loc_3 * coordinate_param, z * 0.0015 + frame_param));
				noise_3 = abs(x + span) > 200 || abs(y) > 200 ? 0.5 : noise_3;
				auto loc_4 = glm::vec3(x, y - span, 0);
				auto noise_4 = ofNoise(glm::vec4(loc_4 * coordinate_param, z * 0.0015 + frame_param));
				noise_4 = abs(x) > 200 || abs(y - span) > 200 ? 0.5 : noise_4;

				auto index = this->face.getNumVertices();
				vector<glm::vec3> vertices;

				vertices.push_back(glm::vec4(x - span * 0.5, y - span * 0.5, z, 0));
				vertices.push_back(glm::vec4(x + span * 0.5, y - span * 0.5, z, 0));
				vertices.push_back(glm::vec4(x + span * 0.5, y + span * 0.5, z, 0));
				vertices.push_back(glm::vec4(x - span * 0.5, y + span * 0.5, z, 0));

				this->face.addVertices(vertices);

				this->face.addIndex(index + 0); this->face.addIndex(index + 1); this->face.addIndex(index + 2);
				this->face.addIndex(index + 0); this->face.addIndex(index + 2); this->face.addIndex(index + 3);

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

				if (noise_1 < threshold_1 || noise_1 > threshold_2 || x == -len) {

					this->frame.addVertex(vertices[0]);
					this->frame.addVertex(vertices[3]);

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

				if (noise_2 < threshold_1 || noise_2 > threshold_2 || y == len) {

					this->frame.addVertex(vertices[2]);
					this->frame.addVertex(vertices[3]);

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

				if (noise_3 < threshold_1 || noise_3 > threshold_2 || x == len) {

					this->frame.addVertex(vertices[1]);
					this->frame.addVertex(vertices[2]);

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

				if (noise_4 < threshold_1 || noise_4 > threshold_2 || y == -len) {

					this->frame.addVertex(vertices[0]);
					this->frame.addVertex(vertices[1]);

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

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

	this->cam.begin();

	this->frame.draw();

	ofSetColor(255);
	this->face.draw();

	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);
		}
	}

	this->cam.end();
}

//--------------------------------------------------------------
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(1);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

float span = 0.5;

float threshold_1 = 0.48;

float threshold_2 = 0.52;

float frame_param = ofGetFrameNum() * 0.01;

float coordinate_param = 0.008;

float len = 210;

float angle;

ofColor color;

for (float z = -len; z <= len; z += 10) {

color = ofColor(ofMap(z, -len, len, 139, 39));

for (float x = -len; x <= len; x += span) {

for (float y = -len; y <= len; y += span) {

auto noise_location = glm::vec3(x, y, 0);

auto noise_value = ofNoise(glm::vec4(noise_location * coordinate_param, z * 0.0015 + frame_param));

noise_value = abs(x) > 200 || abs(y) > 200 ? 0.5 : noise_value;

if (noise_value < threshold_1 || noise_value > threshold_2) { continue; }

auto loc_1 = glm::vec3(x - span, y, 0);

auto noise_1 = ofNoise(glm::vec4(loc_1 * coordinate_param, z * 0.0015 + frame_param));

noise_1 = abs(x - span) > 200 || abs(y) > 200 ? 0.5 : noise_1;

auto loc_2 = glm::vec3(x, y + span, 0);

auto noise_2 = ofNoise(glm::vec4(loc_2 * coordinate_param, z * 0.0015 + frame_param));

noise_2 = abs(x) > 200 || abs(y + span) > 200 ? 0.5 : noise_2;

auto loc_3 = glm::vec3(x + span, y, 0);

auto noise_3 = ofNoise(glm::vec4(loc_3 * coordinate_param, z * 0.0015 + frame_param));

noise_3 = abs(x + span) > 200 || abs(y) > 200 ? 0.5 : noise_3;

auto loc_4 = glm::vec3(x, y - span, 0);

auto noise_4 = ofNoise(glm::vec4(loc_4 * coordinate_param, z * 0.0015 + frame_param));

noise_4 = abs(x) > 200 || abs(y - span) > 200 ? 0.5 : noise_4;

auto index = this->face.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec4(x - span * 0.5, y - span * 0.5, z, 0));

vertices.push_back(glm::vec4(x + span * 0.5, y - span * 0.5, z, 0));

vertices.push_back(glm::vec4(x + span * 0.5, y + span * 0.5, z, 0));

vertices.push_back(glm::vec4(x - span * 0.5, y + span * 0.5, z, 0));

this->face.addVertices(vertices);

this->face.addIndex(index + 0); this->face.addIndex(index + 1); this->face.addIndex(index + 2);

this->face.addIndex(index + 0); this->face.addIndex(index + 2); this->face.addIndex(index + 3);

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

if (noise_1 < threshold_1 || noise_1 > threshold_2 || x == -len) {

this->frame.addVertex(vertices[0]);

this->frame.addVertex(vertices[3]);

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

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

}

if (noise_2 < threshold_1 || noise_2 > threshold_2 || y == len) {

this->frame.addVertex(vertices[2]);

this->frame.addVertex(vertices[3]);

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

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

}

if (noise_3 < threshold_1 || noise_3 > threshold_2 || x == len) {

this->frame.addVertex(vertices[1]);

this->frame.addVertex(vertices[2]);

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

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

}

if (noise_4 < threshold_1 || noise_4 > threshold_2 || y == -len) {

this->frame.addVertex(vertices[0]);

this->frame.addVertex(vertices[1]);

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

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

}

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

void ofApp::draw() {

this->cam.begin();

this->frame.draw();

ofSetColor(255);

this->face.draw();

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);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20251010

2025年10月9日

Multi layer.

[ Video ]

[ About ]
多層。

[ 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;
	ofMesh face, frame;
};

#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;

ofMesh face, frame;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetLineWidth(3);
	ofEnableDepthTest();

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

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

	ofSeedRandom(39);

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

	float span = 0.5;
	float threshold_1 = 0.43;
	float threshold_2 = 0.57;
	float frame_param = ofGetFrameNum() * 0.01;
	float coordinate_param = 0.0025;
	float len = 170;
	float angle;
	ofColor color;

	for (float z = -len; z <= len; z += 5) {

		color = ofColor(ofMap(z, -len, len, 39, 239));

		for (float x = -len; x <= len; x += span) {

			for (float y = -len; y <= len; y += span) {

				auto noise_location = glm::vec3(x, y, 0);
				auto noise_value = ofNoise(glm::vec4(noise_location * coordinate_param, z * 0.005 + frame_param));
				if (noise_value < threshold_1 || noise_value > threshold_2) { continue; }

				auto loc_1 = glm::vec3(x - span, y, 0);
				auto noise_1 = ofNoise(glm::vec4(loc_1 * coordinate_param, z * 0.005 + frame_param));
				auto loc_2 = glm::vec3(x, y + span, 0);
				auto noise_2 = ofNoise(glm::vec4(loc_2 * coordinate_param, z * 0.005 + frame_param));
				auto loc_3 = glm::vec3(x + span, y, 0);
				auto noise_3 = ofNoise(glm::vec4(loc_3 * coordinate_param, z * 0.005 + frame_param));
				auto loc4 = glm::vec3(x, y - span, 0);
				auto noise_4 = ofNoise(glm::vec4(loc4 * coordinate_param, z * 0.005 + frame_param));

				auto index = this->face.getNumVertices();
				vector<glm::vec3> vertices;

				vertices.push_back(glm::vec4(x - span * 0.5, y - span * 0.5, z, 0));
				vertices.push_back(glm::vec4(x + span * 0.5, y - span * 0.5, z, 0));
				vertices.push_back(glm::vec4(x + span * 0.5, y + span * 0.5, z, 0));
				vertices.push_back(glm::vec4(x - span * 0.5, y + span * 0.5, z, 0));

				this->face.addVertices(vertices);

				this->face.addIndex(index + 0); this->face.addIndex(index + 1); this->face.addIndex(index + 2);
				this->face.addIndex(index + 0); this->face.addIndex(index + 2); this->face.addIndex(index + 3);

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

				if (noise_1 < threshold_1 || noise_1 > threshold_2 || x == -len) {

					this->frame.addVertex(vertices[0]);
					this->frame.addVertex(vertices[3]);

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

				if (noise_2 < threshold_1 || noise_2 > threshold_2 || y == len) {

					this->frame.addVertex(vertices[2]);
					this->frame.addVertex(vertices[3]);

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

				if (noise_3 < threshold_1 || noise_3 > threshold_2 || x == len) {

					this->frame.addVertex(vertices[1]);
					this->frame.addVertex(vertices[2]);

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

				if (noise_4 < threshold_1 || noise_4 > threshold_2 || y == -len) {

					this->frame.addVertex(vertices[0]);
					this->frame.addVertex(vertices[1]);

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

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

	this->cam.begin();

	this->frame.draw();

	ofSetColor(255);
	this->face.draw();

	/*
	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);
		}
	}
	*/

	this->cam.end();
}

//--------------------------------------------------------------
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);

ofSetLineWidth(3);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->frame.clear();

float span = 0.5;

float threshold_1 = 0.43;

float threshold_2 = 0.57;

float frame_param = ofGetFrameNum() * 0.01;

float coordinate_param = 0.0025;

float len = 170;

float angle;

ofColor color;

for (float z = -len; z <= len; z += 5) {

color = ofColor(ofMap(z, -len, len, 39, 239));

for (float x = -len; x <= len; x += span) {

for (float y = -len; y <= len; y += span) {

auto noise_location = glm::vec3(x, y, 0);

auto noise_value = ofNoise(glm::vec4(noise_location * coordinate_param, z * 0.005 + frame_param));

if (noise_value < threshold_1 || noise_value > threshold_2) { continue; }

auto loc_1 = glm::vec3(x - span, y, 0);

auto noise_1 = ofNoise(glm::vec4(loc_1 * coordinate_param, z * 0.005 + frame_param));

auto loc_2 = glm::vec3(x, y + span, 0);

auto noise_2 = ofNoise(glm::vec4(loc_2 * coordinate_param, z * 0.005 + frame_param));

auto loc_3 = glm::vec3(x + span, y, 0);

auto noise_3 = ofNoise(glm::vec4(loc_3 * coordinate_param, z * 0.005 + frame_param));

auto loc4 = glm::vec3(x, y - span, 0);

auto noise_4 = ofNoise(glm::vec4(loc4 * coordinate_param, z * 0.005 + frame_param));

auto index = this->face.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec4(x - span * 0.5, y - span * 0.5, z, 0));

vertices.push_back(glm::vec4(x + span * 0.5, y - span * 0.5, z, 0));

vertices.push_back(glm::vec4(x + span * 0.5, y + span * 0.5, z, 0));

vertices.push_back(glm::vec4(x - span * 0.5, y + span * 0.5, z, 0));

this->face.addVertices(vertices);

this->face.addIndex(index + 0); this->face.addIndex(index + 1); this->face.addIndex(index + 2);

this->face.addIndex(index + 0); this->face.addIndex(index + 2); this->face.addIndex(index + 3);

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

if (noise_1 < threshold_1 || noise_1 > threshold_2 || x == -len) {

this->frame.addVertex(vertices[0]);

this->frame.addVertex(vertices[3]);

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

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

}

if (noise_2 < threshold_1 || noise_2 > threshold_2 || y == len) {

this->frame.addVertex(vertices[2]);

this->frame.addVertex(vertices[3]);

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

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

}

if (noise_3 < threshold_1 || noise_3 > threshold_2 || x == len) {

this->frame.addVertex(vertices[1]);

this->frame.addVertex(vertices[2]);

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

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

}

if (noise_4 < threshold_1 || noise_4 > threshold_2 || y == -len) {

this->frame.addVertex(vertices[0]);

this->frame.addVertex(vertices[1]);

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

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

}

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

void ofApp::draw() {

this->cam.begin();

this->frame.draw();

ofSetColor(255);

this->face.draw();

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);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20251009

2025年10月8日

Lines circle.

[ Video ]

[ About ]
ラインの円。

[ 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;
	ofMesh line;
};

#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;

ofMesh line;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofEnableDepthTest();

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

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

	ofSeedRandom(39);

	this->line.clear();

	auto log = 15;
	for (int k = 0; k < 1; k++) {

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

		for (int deg = 0; deg < 360; deg += 15) {

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

				int line_index = this->line.getNumVertices();

				auto base_radius = ofMap(ofNoise(base_radius_seed, (ofGetFrameNum() + i) * 0.01), 0, 1, 50, 350);
				auto len = ofMap(base_radius, 50, 350, 5, 30);

				auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + i) * -0.0065), 0, 1, -PI * 4, PI * 4), glm::vec3(1, 0, 0));
				auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + i) * -0.0065), 0, 1, -PI * 4, PI * 4), glm::vec3(0, 1, 0));
				auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.z, (ofGetFrameNum() + i) * -0.0065), 0, 1, -PI * 4, PI * 4), glm::vec3(0, 0, 1));

				auto base_rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(base_noise_seed.x, (ofGetFrameNum() + i) * -0.0035), 0, 1, -PI * 3, PI * 3), glm::vec3(1, 0, 0));
				auto base_rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(base_noise_seed.y, (ofGetFrameNum() + i) * -0.0035), 0, 1, -PI * 3, PI * 3), glm::vec3(0, 1, 0));
				auto base_rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(base_noise_seed.z, (ofGetFrameNum() + i) * -0.0035), 0, 1, -PI * 3, PI * 3), glm::vec3(0, 0, 1));

				vector<glm::vec3> vertices;
				vertices.push_back(glm::vec3(len * -0.5, len * 0.5, len * -0.5));
				vertices.push_back(glm::vec3(len * 0.5, len * 0.5, len * -0.5));
				vertices.push_back(glm::vec3(len * 0.5, len * 0.5, len * 0.5));
				vertices.push_back(glm::vec3(len * -0.5, len * 0.5, len * 0.5));

				vertices.push_back(glm::vec3(len * -0.5, len * -0.5, len * -0.5));
				vertices.push_back(glm::vec3(len * 0.5, len * -0.5, len * -0.5));
				vertices.push_back(glm::vec3(len * 0.5, len * -0.5, len * 0.5));
				vertices.push_back(glm::vec3(len * -0.5, len * -0.5, len * 0.5));

				auto base_location = glm::vec3(base_radius * cos(deg * DEG_TO_RAD), base_radius * sin(deg * DEG_TO_RAD), 0);

				for (auto& vertex : vertices) {

					vertex = glm::vec4(base_location, 0) * base_rotation_z * base_rotation_y * base_rotation_x + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x;
				}

				this->line.addVertices(vertices);

				ofColor color = ofColor(ofMap(i, 0, log, 39, 239));
				for (int i = 0; i < vertices.size(); i++) {

					this->line.addColor(color);
				}

				if (line_index > 0 && i > 0) {

					this->line.addIndex(line_index - 8); this->line.addIndex(line_index + 0);
					this->line.addIndex(line_index - 7); this->line.addIndex(line_index + 1);
					this->line.addIndex(line_index - 6); this->line.addIndex(line_index + 2);
					this->line.addIndex(line_index - 5); this->line.addIndex(line_index + 3);

					this->line.addIndex(line_index - 4); this->line.addIndex(line_index + 4);
					this->line.addIndex(line_index - 3); this->line.addIndex(line_index + 5);
					this->line.addIndex(line_index - 2); this->line.addIndex(line_index + 6);
					this->line.addIndex(line_index - 1); this->line.addIndex(line_index + 7);
				}
			}
		}
	}
}

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

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

	this->line.draw();

	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);
		}
	}
	*/
}

//--------------------------------------------------------------
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->line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

}

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

void ofApp::update() {

ofSeedRandom(39);

this->line.clear();

auto log = 15;

for (int k = 0; k < 1; k++) {

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

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

auto base_radius_seed = ofRandom(1000);

for (int deg = 0; deg < 360; deg += 15) {

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

int line_index = this->line.getNumVertices();

auto base_radius = ofMap(ofNoise(base_radius_seed, (ofGetFrameNum() + i) * 0.01), 0, 1, 50, 350);

auto len = ofMap(base_radius, 50, 350, 5, 30);

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.x, (ofGetFrameNum() + i) * -0.0065), 0, 1, -PI * 4, PI * 4), glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.y, (ofGetFrameNum() + i) * -0.0065), 0, 1, -PI * 4, PI * 4), glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.z, (ofGetFrameNum() + i) * -0.0065), 0, 1, -PI * 4, PI * 4), glm::vec3(0, 0, 1));

auto base_rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(base_noise_seed.x, (ofGetFrameNum() + i) * -0.0035), 0, 1, -PI * 3, PI * 3), glm::vec3(1, 0, 0));

auto base_rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(base_noise_seed.y, (ofGetFrameNum() + i) * -0.0035), 0, 1, -PI * 3, PI * 3), glm::vec3(0, 1, 0));

auto base_rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(base_noise_seed.z, (ofGetFrameNum() + i) * -0.0035), 0, 1, -PI * 3, PI * 3), glm::vec3(0, 0, 1));

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(len * -0.5, len * 0.5, len * -0.5));

vertices.push_back(glm::vec3(len * 0.5, len * 0.5, len * -0.5));

vertices.push_back(glm::vec3(len * 0.5, len * 0.5, len * 0.5));

vertices.push_back(glm::vec3(len * -0.5, len * 0.5, len * 0.5));

vertices.push_back(glm::vec3(len * -0.5, len * -0.5, len * -0.5));

vertices.push_back(glm::vec3(len * 0.5, len * -0.5, len * -0.5));

vertices.push_back(glm::vec3(len * 0.5, len * -0.5, len * 0.5));

vertices.push_back(glm::vec3(len * -0.5, len * -0.5, len * 0.5));

auto base_location = glm::vec3(base_radius * cos(deg * DEG_TO_RAD), base_radius * sin(deg * DEG_TO_RAD), 0);

for (auto& vertex : vertices) {

vertex = glm::vec4(base_location, 0) * base_rotation_z * base_rotation_y * base_rotation_x + glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x;

}

this->line.addVertices(vertices);

ofColor color = ofColor(ofMap(i, 0, log, 39, 239));

for (int i = 0; i < vertices.size(); i++) {

this->line.addColor(color);

}

if (line_index > 0 && i > 0) {

this->line.addIndex(line_index - 8); this->line.addIndex(line_index + 0);

this->line.addIndex(line_index - 7); this->line.addIndex(line_index + 1);

this->line.addIndex(line_index - 6); this->line.addIndex(line_index + 2);

this->line.addIndex(line_index - 5); this->line.addIndex(line_index + 3);

this->line.addIndex(line_index - 4); this->line.addIndex(line_index + 4);

this->line.addIndex(line_index - 3); this->line.addIndex(line_index + 5);

this->line.addIndex(line_index - 2); this->line.addIndex(line_index + 6);

this->line.addIndex(line_index - 1); this->line.addIndex(line_index + 7);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

this->line.draw();

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);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20251008

2025年10月
月	火	水	木	金	土	日
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