2025年11月24日 – プログラミング de 落描き

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ワイヤー箱。

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#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;
	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) {};

float noise_step;

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(1.5);
	ofEnableDepthTest();

	this->noise_step = ofRandom(1000);
}

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

	ofSeedRandom(39);

	this->noise_step -= 0.005;
}

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

	this->cam.begin();

	ofColor color;
	auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));
	int size_span = 120;
	vector<glm::vec3> vertices, before_verices;
	for (int size = 30; size < 330; size += size_span) {

		auto x_value = ofNoise(noise_seed.x, size * 0.00015 + this->noise_step);
		auto y_value = ofNoise(noise_seed.y, size * 0.00015 + this->noise_step);
		auto z_value = ofNoise(noise_seed.z, size * 0.00015 + this->noise_step);

		auto x_deg = x_value < 0.45 ? ofMap(x_value, 0, 0.45, -270, 0) : x_value > 0.55 ? ofMap(x_value, 0.55, 1, 0, 270) : 0;
		auto y_deg = y_value < 0.45 ? ofMap(y_value, 0, 0.45, -270, 0) : y_value > 0.55 ? ofMap(y_value, 0.55, 1, 0, 270) : 0;
		auto z_deg = z_value < 0.45 ? ofMap(z_value, 0, 0.45, -270, 0) : z_value > 0.55 ? ofMap(z_value, 0.55, 1, 0, 270) : 0;

		auto rotation_x = glm::rotate(glm::mat4(), (float)(x_deg * DEG_TO_RAD), glm::vec3(1, 0, 0));
		auto rotation_y = glm::rotate(glm::mat4(), (float)(y_deg * DEG_TO_RAD), glm::vec3(0, 1, 0));
		auto rotation_z = glm::rotate(glm::mat4(), (float)(z_deg * DEG_TO_RAD), glm::vec3(0, 0, 1));

		vertices.clear();

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

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

		ofFill();
		for (auto& vertex : vertices) {

			vertex = glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x;

			ofDrawSphere(vertex, 5);
		}

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

			if (before_verices.size() <= 0) {

				break;
			}

			ofDrawLine(vertices[i], before_verices[i]);
		}

		before_verices = vertices;

		ofPushMatrix();
		ofRotateX(-x_deg);
		ofRotateY(-y_deg);
		ofRotateZ(-z_deg);

		ofDrawBox(size);

		ofPopMatrix();
	}

	this->cam.end();

	/*
	// ffmpeg -i img_%04d.jpg aaa.mp4
	int start = 400;
	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() {

ofSetWindowTitle("openFrameworks");

ofSetFrameRate(25);

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(1.5);

ofEnableDepthTest();

this->noise_step = ofRandom(1000);

}

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

void ofApp::update() {

ofSeedRandom(39);

this->noise_step -= 0.005;

}

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

void ofApp::draw() {

this->cam.begin();

ofColor color;

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

int size_span = 120;

vector<glm::vec3> vertices, before_verices;

for (int size = 30; size < 330; size += size_span) {

auto x_value = ofNoise(noise_seed.x, size * 0.00015 + this->noise_step);

auto y_value = ofNoise(noise_seed.y, size * 0.00015 + this->noise_step);

auto z_value = ofNoise(noise_seed.z, size * 0.00015 + this->noise_step);

auto x_deg = x_value < 0.45 ? ofMap(x_value, 0, 0.45, -270, 0) : x_value > 0.55 ? ofMap(x_value, 0.55, 1, 0, 270) : 0;

auto y_deg = y_value < 0.45 ? ofMap(y_value, 0, 0.45, -270, 0) : y_value > 0.55 ? ofMap(y_value, 0.55, 1, 0, 270) : 0;

auto z_deg = z_value < 0.45 ? ofMap(z_value, 0, 0.45, -270, 0) : z_value > 0.55 ? ofMap(z_value, 0.55, 1, 0, 270) : 0;

auto rotation_x = glm::rotate(glm::mat4(), (float)(x_deg * DEG_TO_RAD), glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), (float)(y_deg * DEG_TO_RAD), glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), (float)(z_deg * DEG_TO_RAD), glm::vec3(0, 0, 1));

vertices.clear();

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

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

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

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

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

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

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

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

ofFill();

for (auto& vertex : vertices) {

vertex = glm::vec4(vertex, 0) * rotation_z * rotation_y * rotation_x;

ofDrawSphere(vertex, 5);

}

ofNoFill();

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

if (before_verices.size() <= 0) {

break;

}

ofDrawLine(vertices[i], before_verices[i]);

}

before_verices = vertices;

ofPushMatrix();

ofRotateX(-x_deg);

ofRotateY(-y_deg);

ofRotateZ(-z_deg);

ofDrawBox(size);

ofPopMatrix();

}

this->cam.end();

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

int start = 400;

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/be014093e1de63b8c6f6a8cb5a50c38eec4e3448

日: 2025年11月24日

Wired box.

2025年11月
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