2025年12月 – プログラミング de 落描き

2025年12月31日

Grids.

[ Video ]

[ About ]
格子状。

[ 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, 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 face, line;

};

#include "ofApp.h"

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

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

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

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

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

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

	float phi_deg_step = 0.1;
	float theta_deg_step = 0.1;
	float noise_threshold_1 = 0.45;
	float noise_threshold_2 = 0.55;
	float noise_span = 8;
	float radius = 280;

	ofColor face_color(0);
	ofColor line_color(255);

	for (float phi_deg = 0; phi_deg < 360; phi_deg += phi_deg_step) {

		for (float theta_deg = 61; theta_deg <= 121; theta_deg += theta_deg_step) {

			auto noise_value = ofNoise(
				cos(phi_deg * DEG_TO_RAD) * noise_span,
				sin(phi_deg * DEG_TO_RAD) * noise_span,
				cos(theta_deg * DEG_TO_RAD) * noise_span,
				ofGetFrameNum() * 0.02);

			if ((int)theta_deg % 15 < 2 || (int)phi_deg % 15 < 2) { noise_value = 0.5; }
			if (noise_value < noise_threshold_1 || noise_value > noise_threshold_2) { continue; }

			auto noise_value_1 = ofNoise(
				cos(phi_deg * DEG_TO_RAD) * noise_span,
				sin(phi_deg * DEG_TO_RAD) * noise_span,
				cos((theta_deg - theta_deg_step) * DEG_TO_RAD) * noise_span,
				ofGetFrameNum() * 0.02);
			auto noise_value_2 = ofNoise(
				cos((phi_deg + phi_deg_step) * DEG_TO_RAD) * noise_span,
				sin((phi_deg + phi_deg_step) * DEG_TO_RAD) * noise_span,
				cos(theta_deg * DEG_TO_RAD) * noise_span,
				ofGetFrameNum() * 0.02);
			auto noise_value_3 = ofNoise(
				cos((phi_deg - phi_deg_step) * DEG_TO_RAD) * noise_span,
				sin((phi_deg - phi_deg_step) * DEG_TO_RAD) * noise_span,
				cos(theta_deg * DEG_TO_RAD) * noise_span,
				ofGetFrameNum() * 0.02);
			auto noise_value_4 = ofNoise(
				cos(phi_deg * DEG_TO_RAD) * noise_span,
				sin(phi_deg * DEG_TO_RAD) * noise_span,
				cos((theta_deg + theta_deg_step) * DEG_TO_RAD) * noise_span,
				ofGetFrameNum() * 0.02);

			if ((int)(theta_deg - theta_deg_step) % 15 < 2 || (int)phi_deg % 15 < 2) { noise_value_1 = 0.5; }
			if ((int)theta_deg % 15 < 2 || (int)(phi_deg + phi_deg_step) % 15 < 2) { noise_value_2 = 0.5; }
			if ((int)theta_deg % 15 < 2 || (int)(phi_deg - phi_deg_step) % 15 < 2) { noise_value_3 = 0.5; }
			if ((int)(theta_deg + theta_deg_step) % 15 < 2 || (int)phi_deg % 15 < 2) { noise_value_4 = 0.5; }

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

			vertices.push_back(glm::vec3(
				radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(
				radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(
				radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(
				radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD)));

			this->face.addVertices(vertices);

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

			if (noise_value_1 < noise_threshold_1 || noise_value_1 > noise_threshold_2) {

				this->line.addVertex(vertices[0]); this->line.addVertex(vertices[1]);
				this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);
				this->line.addColor(line_color); this->line.addColor(line_color);
			}

			if (noise_value_2 < noise_threshold_1 || noise_value_2 > noise_threshold_2) {

				this->line.addVertex(vertices[0]); this->line.addVertex(vertices[2]);
				this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);
				this->line.addColor(line_color); this->line.addColor(line_color);
			}

			if (noise_value_3 < noise_threshold_1 || noise_value_3 > noise_threshold_2) {

				this->line.addVertex(vertices[1]); this->line.addVertex(vertices[3]);
				this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);
				this->line.addColor(line_color); this->line.addColor(line_color);
			}

			if (noise_value_4 < noise_threshold_1 || noise_value_4 > noise_threshold_2) {

				this->line.addVertex(vertices[2]); this->line.addVertex(vertices[3]);
				this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);
				this->line.addColor(line_color); this->line.addColor(line_color);
			}

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

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

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

	this->cam.begin();
	ofRotateX(270);
	ofRotateZ(ofGetFrameNum() * 0.72);

	this->face.draw();
	this->line.draw();

	this->cam.end();

	/*
	// ffmpeg -i img_%04d.jpg aaa.mp4
	int start = 2;
	if (ofGetFrameNum() > start) {

		std::ostringstream os;
		os << std::setw(4) << std::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);

ofSetLineWidth(2);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

this->face.clear();

this->line.clear();

float phi_deg_step = 0.1;

float theta_deg_step = 0.1;

float noise_threshold_1 = 0.45;

float noise_threshold_2 = 0.55;

float noise_span = 8;

float radius = 280;

ofColor face_color(0);

ofColor line_color(255);

for (float phi_deg = 0; phi_deg < 360; phi_deg += phi_deg_step) {

for (float theta_deg = 61; theta_deg <= 121; theta_deg += theta_deg_step) {

auto noise_value = ofNoise(

cos(phi_deg * DEG_TO_RAD) * noise_span,

sin(phi_deg * DEG_TO_RAD) * noise_span,

cos(theta_deg * DEG_TO_RAD) * noise_span,

ofGetFrameNum() * 0.02);

if ((int)theta_deg % 15 < 2 || (int)phi_deg % 15 < 2) { noise_value = 0.5; }

if (noise_value < noise_threshold_1 || noise_value > noise_threshold_2) { continue; }

auto noise_value_1 = ofNoise(

cos(phi_deg * DEG_TO_RAD) * noise_span,

sin(phi_deg * DEG_TO_RAD) * noise_span,

cos((theta_deg - theta_deg_step) * DEG_TO_RAD) * noise_span,

ofGetFrameNum() * 0.02);

auto noise_value_2 = ofNoise(

cos((phi_deg + phi_deg_step) * DEG_TO_RAD) * noise_span,

sin((phi_deg + phi_deg_step) * DEG_TO_RAD) * noise_span,

cos(theta_deg * DEG_TO_RAD) * noise_span,

ofGetFrameNum() * 0.02);

auto noise_value_3 = ofNoise(

cos((phi_deg - phi_deg_step) * DEG_TO_RAD) * noise_span,

sin((phi_deg - phi_deg_step) * DEG_TO_RAD) * noise_span,

cos(theta_deg * DEG_TO_RAD) * noise_span,

ofGetFrameNum() * 0.02);

auto noise_value_4 = ofNoise(

cos(phi_deg * DEG_TO_RAD) * noise_span,

sin(phi_deg * DEG_TO_RAD) * noise_span,

cos((theta_deg + theta_deg_step) * DEG_TO_RAD) * noise_span,

ofGetFrameNum() * 0.02);

if ((int)(theta_deg - theta_deg_step) % 15 < 2 || (int)phi_deg % 15 < 2) { noise_value_1 = 0.5; }

if ((int)theta_deg % 15 < 2 || (int)(phi_deg + phi_deg_step) % 15 < 2) { noise_value_2 = 0.5; }

if ((int)theta_deg % 15 < 2 || (int)(phi_deg - phi_deg_step) % 15 < 2) { noise_value_3 = 0.5; }

if ((int)(theta_deg + theta_deg_step) % 15 < 2 || (int)phi_deg % 15 < 2) { noise_value_4 = 0.5; }

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

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(

radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),

radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),

radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD)));

vertices.push_back(glm::vec3(

radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),

radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),

radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD)));

vertices.push_back(glm::vec3(

radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),

radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),

radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD)));

vertices.push_back(glm::vec3(

radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),

radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),

radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD)));

this->face.addVertices(vertices);

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

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

if (noise_value_1 < noise_threshold_1 || noise_value_1 > noise_threshold_2) {

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

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

this->line.addColor(line_color); this->line.addColor(line_color);

}

if (noise_value_2 < noise_threshold_1 || noise_value_2 > noise_threshold_2) {

this->line.addVertex(vertices[0]); this->line.addVertex(vertices[2]);

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

this->line.addColor(line_color); this->line.addColor(line_color);

}

if (noise_value_3 < noise_threshold_1 || noise_value_3 > noise_threshold_2) {

this->line.addVertex(vertices[1]); this->line.addVertex(vertices[3]);

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

this->line.addColor(line_color); this->line.addColor(line_color);

}

if (noise_value_4 < noise_threshold_1 || noise_value_4 > noise_threshold_2) {

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

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

this->line.addColor(line_color); this->line.addColor(line_color);

}

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

this->face.addColor(face_color);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(270);

ofRotateZ(ofGetFrameNum() * 0.72);

this->face.draw();

this->line.draw();

this->cam.end();

// ffmpeg -i img_%04d.jpg aaa.mp4

int start = 2;

if (ofGetFrameNum() > start) {

std::ostringstream os;

os << std::setw(4) << std::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/DoodleDeProgramming/tree/dfd3a41377be92a6d7d57e8269e76d5a46cce0f7

2025年12月30日

Striped sphere.

[ Video ]

[ About ]
ストライプ球。

[ 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, 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 face, line;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofEnableDepthTest();

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

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

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

	float phi_deg_step = 0.2;
	float theta_deg_step = 0.2;
	float noise_threshold_1 = 0.45;
	float noise_threshold_2 = 0.55;
	float noise_span = 3;
	float radius = 230;

	ofColor face_color(0);
	ofColor line_color(255);

	for (float phi_deg = 0; phi_deg < 360; phi_deg += phi_deg_step) {

		for (float theta_deg = 0; theta_deg <= 180; theta_deg += theta_deg_step) {

			auto noise_value = ofNoise(
				cos(phi_deg * DEG_TO_RAD) * noise_span,
				sin(phi_deg * DEG_TO_RAD) * noise_span,
				cos(theta_deg * DEG_TO_RAD) * noise_span,
				ofGetFrameNum() * 0.02);

			if ((int)theta_deg % 15 < 5) { noise_value = 0.5; }
			if (noise_value < noise_threshold_1 || noise_value > noise_threshold_2) { continue; }

			auto noise_value_1 = ofNoise(
				cos(phi_deg * DEG_TO_RAD) * noise_span,
				sin(phi_deg * DEG_TO_RAD) * noise_span,
				cos((theta_deg - theta_deg_step) * DEG_TO_RAD) * noise_span,
				ofGetFrameNum() * 0.02);
			auto noise_value_2 = ofNoise(
				cos((phi_deg + phi_deg_step) * DEG_TO_RAD) * noise_span,
				sin((phi_deg + phi_deg_step) * DEG_TO_RAD) * noise_span,
				cos(theta_deg * DEG_TO_RAD) * noise_span,
				ofGetFrameNum() * 0.02);
			auto noise_value_3 = ofNoise(
				cos((phi_deg - phi_deg_step) * DEG_TO_RAD) * noise_span,
				sin((phi_deg - phi_deg_step) * DEG_TO_RAD) * noise_span,
				cos(theta_deg * DEG_TO_RAD) * noise_span,
				ofGetFrameNum() * 0.02);
			auto noise_value_4 = ofNoise(
				cos(phi_deg * DEG_TO_RAD) * noise_span,
				sin(phi_deg * DEG_TO_RAD) * noise_span,
				cos((theta_deg + theta_deg_step) * DEG_TO_RAD) * noise_span,
				ofGetFrameNum() * 0.02);

			if ((int)(theta_deg - theta_deg_step) % 15 < 5) { noise_value_1 = 0.5; }
			if ((int)theta_deg % 15 < 5) { noise_value_2 = 0.5; }
			if ((int)theta_deg % 15 < 5) { noise_value_3 = 0.5; }
			if ((int)(theta_deg + theta_deg_step) % 15 < 5) { noise_value_4 = 0.5; }

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

			vertices.push_back(glm::vec3(
				radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(
				radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(
				radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD)));
			vertices.push_back(glm::vec3(
				radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),
				radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD)));

			this->face.addVertices(vertices);

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

			if (noise_value_1 < noise_threshold_1 || noise_value_1 > noise_threshold_2) {

				this->line.addVertex(vertices[0]); this->line.addVertex(vertices[1]);
				this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);
				this->line.addColor(line_color); this->line.addColor(line_color);
			}

			if (noise_value_2 < noise_threshold_1 || noise_value_2 > noise_threshold_2) {

				this->line.addVertex(vertices[0]); this->line.addVertex(vertices[2]);
				this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);
				this->line.addColor(line_color); this->line.addColor(line_color);
			}

			if (noise_value_3 < noise_threshold_1 || noise_value_3 > noise_threshold_2) {

				this->line.addVertex(vertices[1]); this->line.addVertex(vertices[3]);
				this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);
				this->line.addColor(line_color); this->line.addColor(line_color);
			}

			if (noise_value_4 < noise_threshold_1 || noise_value_4 > noise_threshold_2) {

				this->line.addVertex(vertices[2]); this->line.addVertex(vertices[3]);
				this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 2);
				this->line.addColor(line_color); this->line.addColor(line_color);
			}

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

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

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

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

	this->face.draw();
	this->line.draw();

	this->cam.end();

	/*
	// ffmpeg -i img_%04d.jpg aaa.mp4
	int start = 2;
	if (ofGetFrameNum() > start) {

		std::ostringstream os;
		os << std::setw(4) << std::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->line.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

}

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

void ofApp::update() {

this->face.clear();

this->line.clear();

float phi_deg_step = 0.2;

float theta_deg_step = 0.2;

float noise_threshold_1 = 0.45;

float noise_threshold_2 = 0.55;

float noise_span = 3;

float radius = 230;

ofColor face_color(0);

ofColor line_color(255);

for (float phi_deg = 0; phi_deg < 360; phi_deg += phi_deg_step) {

for (float theta_deg = 0; theta_deg <= 180; theta_deg += theta_deg_step) {

auto noise_value = ofNoise(

cos(phi_deg * DEG_TO_RAD) * noise_span,

sin(phi_deg * DEG_TO_RAD) * noise_span,

cos(theta_deg * DEG_TO_RAD) * noise_span,

ofGetFrameNum() * 0.02);

if ((int)theta_deg % 15 < 5) { noise_value = 0.5; }

if (noise_value < noise_threshold_1 || noise_value > noise_threshold_2) { continue; }

auto noise_value_1 = ofNoise(

cos(phi_deg * DEG_TO_RAD) * noise_span,

sin(phi_deg * DEG_TO_RAD) * noise_span,

cos((theta_deg - theta_deg_step) * DEG_TO_RAD) * noise_span,

ofGetFrameNum() * 0.02);

auto noise_value_2 = ofNoise(

cos((phi_deg + phi_deg_step) * DEG_TO_RAD) * noise_span,

sin((phi_deg + phi_deg_step) * DEG_TO_RAD) * noise_span,

cos(theta_deg * DEG_TO_RAD) * noise_span,

ofGetFrameNum() * 0.02);

auto noise_value_3 = ofNoise(

cos((phi_deg - phi_deg_step) * DEG_TO_RAD) * noise_span,

sin((phi_deg - phi_deg_step) * DEG_TO_RAD) * noise_span,

cos(theta_deg * DEG_TO_RAD) * noise_span,

ofGetFrameNum() * 0.02);

auto noise_value_4 = ofNoise(

cos(phi_deg * DEG_TO_RAD) * noise_span,

sin(phi_deg * DEG_TO_RAD) * noise_span,

cos((theta_deg + theta_deg_step) * DEG_TO_RAD) * noise_span,

ofGetFrameNum() * 0.02);

if ((int)(theta_deg - theta_deg_step) % 15 < 5) { noise_value_1 = 0.5; }

if ((int)theta_deg % 15 < 5) { noise_value_2 = 0.5; }

if ((int)theta_deg % 15 < 5) { noise_value_3 = 0.5; }

if ((int)(theta_deg + theta_deg_step) % 15 < 5) { noise_value_4 = 0.5; }

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

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(

radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),

radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),

radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD)));

vertices.push_back(glm::vec3(

radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),

radius * sin((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),

radius * cos((theta_deg - theta_deg_step * 0.5) * DEG_TO_RAD)));

vertices.push_back(glm::vec3(

radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),

radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg + phi_deg_step * 0.5) * DEG_TO_RAD),

radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD)));

vertices.push_back(glm::vec3(

radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * cos((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),

radius * sin((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD) * sin((phi_deg - phi_deg_step * 0.5) * DEG_TO_RAD),

radius * cos((theta_deg + theta_deg_step * 0.5) * DEG_TO_RAD)));

this->face.addVertices(vertices);

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

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

if (noise_value_1 < noise_threshold_1 || noise_value_1 > noise_threshold_2) {

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

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

this->line.addColor(line_color); this->line.addColor(line_color);

}

if (noise_value_2 < noise_threshold_1 || noise_value_2 > noise_threshold_2) {

this->line.addVertex(vertices[0]); this->line.addVertex(vertices[2]);

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

this->line.addColor(line_color); this->line.addColor(line_color);

}

if (noise_value_3 < noise_threshold_1 || noise_value_3 > noise_threshold_2) {

this->line.addVertex(vertices[1]); this->line.addVertex(vertices[3]);

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

this->line.addColor(line_color); this->line.addColor(line_color);

}

if (noise_value_4 < noise_threshold_1 || noise_value_4 > noise_threshold_2) {

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

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

this->line.addColor(line_color); this->line.addColor(line_color);

}

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

this->face.addColor(face_color);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(270);

ofRotateZ(ofGetFrameNum());

this->face.draw();

this->line.draw();

this->cam.end();

// ffmpeg -i img_%04d.jpg aaa.mp4

int start = 2;

if (ofGetFrameNum() > start) {

std::ostringstream os;

os << std::setw(4) << std::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/DoodleDeProgramming/tree/f2d8a701325d59e038f5bbbacf72dcb0280a532f

2025年12月29日

2 frame.

[ Video ]

[ About ]
2面。

[ 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) {};

	void setBoxToMesh(ofMesh& face_target, glm::vec3 location, float size);
	void setBoxToMesh(ofMesh& face_target, glm::vec3 location, float height, float width, float depth);

	ofEasyCam cam;
	ofMesh face;

	vector<glm::vec3> location_list;
	vector<ofColor> color_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 windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

void setBoxToMesh(ofMesh& face_target, glm::vec3 location, float size);

void setBoxToMesh(ofMesh& face_target, glm::vec3 location, float height, float width, float depth);

ofEasyCam cam;

ofMesh face;

vector<glm::vec3> location_list;

vector<ofColor> color_list;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofEnableDepthTest();

	float span = 0.5;
	for (float x = -200; x <= 200; x += span) {

		for (float y = -200; y <= 200; y += span) {

			for (float z = -200; z <= 200; z += span) {

				if (abs(x) >= 200 || abs(y) >= 200 || abs(z) >= 200) {
				
					this->location_list.push_back(glm::vec3(x, y, z));
				}
			}
		}
	}
}

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

	ofSeedRandom(39);

	this->face.clear();

	float size = 0.5;
	for (int i = 0; i < this->location_list.size(); i++) {

		this->setBoxToMesh(this->face, this->location_list[i], size);
	}
}

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

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

	this->face.draw();

	this->cam.end();

	/*
	// ffmpeg -i img_%04d.jpg aaa.mp4
	int start = 2;
	if (ofGetFrameNum() > start) {

		std::ostringstream os;
		os << std::setw(4) << std::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::setBoxToMesh(ofMesh& face_target, glm::vec3 location, float size) {

	this->setBoxToMesh(face_target, location, size, size, size);
}

//--------------------------------------------------------------
void ofApp::setBoxToMesh(ofMesh& face_target, glm::vec3 location, float height, float width, float depth) {

	auto noise_value = ofNoise(glm::vec4(location.x * 0.023, location.y * 0.001, location.z * 0.023, ofGetFrameNum() * 0.01));
	
	if (noise_value < 0.47 || noise_value > 0.53) { return; }
	ofColor face_color(128, 128, 255);

	int face_index = face_target.getNumVertices();

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

	vertices.push_back(glm::vec3(width * -0.5, height * -0.5, depth * -0.5));
	vertices.push_back(glm::vec3(width * 0.5, height * -0.5, depth * -0.5));
	vertices.push_back(glm::vec3(width * 0.5, height * -0.5, depth * 0.5));
	vertices.push_back(glm::vec3(width * -0.5, height * -0.5, depth * 0.5));

	for (auto& vertex : vertices) {

		face_target.addVertex(location + vertex * 0.99);
	}

	face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);
	face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3);

	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);
	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

	face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 1);
	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1);

	face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);
	face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 1);

	face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);
	face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 2);

	face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 4);
	face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 3);

	for (int i = 0; i < 8; i++) {

		face_target.addColor(face_color);
	}
}

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

float span = 0.5;

for (float x = -200; x <= 200; x += span) {

for (float y = -200; y <= 200; y += span) {

for (float z = -200; z <= 200; z += span) {

if (abs(x) >= 200 || abs(y) >= 200 || abs(z) >= 200) {

this->location_list.push_back(glm::vec3(x, y, z));

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

float size = 0.5;

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

this->setBoxToMesh(this->face, this->location_list[i], size);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

this->face.draw();

this->cam.end();

// ffmpeg -i img_%04d.jpg aaa.mp4

int start = 2;

if (ofGetFrameNum() > start) {

std::ostringstream os;

os << std::setw(4) << std::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::setBoxToMesh(ofMesh& face_target, glm::vec3 location, float size) {

this->setBoxToMesh(face_target, location, size, size, size);

}

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

void ofApp::setBoxToMesh(ofMesh& face_target, glm::vec3 location, float height, float width, float depth) {

auto noise_value = ofNoise(glm::vec4(location.x * 0.023, location.y * 0.001, location.z * 0.023, ofGetFrameNum() * 0.01));

if (noise_value < 0.47 || noise_value > 0.53) { return; }

ofColor face_color(128, 128, 255);

int face_index = face_target.getNumVertices();

vector<glm::vec3> vertices;

vertices.push_back(glm::vec3(width * -0.5, height * 0.5, depth * -0.5));

vertices.push_back(glm::vec3(width * 0.5, height * 0.5, depth * -0.5));

vertices.push_back(glm::vec3(width * 0.5, height * 0.5, depth * 0.5));

vertices.push_back(glm::vec3(width * -0.5, height * 0.5, depth * 0.5));

vertices.push_back(glm::vec3(width * -0.5, height * -0.5, depth * -0.5));

vertices.push_back(glm::vec3(width * 0.5, height * -0.5, depth * -0.5));

vertices.push_back(glm::vec3(width * 0.5, height * -0.5, depth * 0.5));

vertices.push_back(glm::vec3(width * -0.5, height * -0.5, depth * 0.5));

for (auto& vertex : vertices) {

face_target.addVertex(location + vertex * 0.99);

}

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 2);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 3);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 1);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 1);

face_target.addIndex(face_index + 1); face_target.addIndex(face_index + 5); face_target.addIndex(face_index + 6);

face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 1);

face_target.addIndex(face_index + 2); face_target.addIndex(face_index + 6); face_target.addIndex(face_index + 7);

face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 2);

face_target.addIndex(face_index + 3); face_target.addIndex(face_index + 7); face_target.addIndex(face_index + 4);

face_target.addIndex(face_index + 4); face_target.addIndex(face_index + 0); face_target.addIndex(face_index + 3);

for (int i = 0; i < 8; i++) {

face_target.addColor(face_color);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/DoodleDeProgramming/tree/f49bc5004dd8e885009b4c0880398e3d87389e56

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月	火	水	木	金	土	日
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