2024年6月 – ページ 3 – プログラミング de 落描き

2024年6月24日

Ring of JunKiyoshi.com.

[ Video ]

[ About ]
JunKiyoshi.comの輪。

[ 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;

	float font_size;
	ofTrueTypeFont font;
};

#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;

float font_size;

ofTrueTypeFont font;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	this->font_size = 120;
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateX(180);
	ofRotateY(ofGetFrameNum() * 1.44);

	string word = "JunKiyoshi.com";
	int sample_count = 60;
	int radius = 300;
	vector<glm::vec3> base_location = {
		glm::vec3(-radius * 2.5, -radius * 2.5, 0), glm::vec3(0, -radius * 2.5, 0), glm::vec3(radius * 2.5, -radius * 2.5, 0),
		glm::vec3(-radius * 2.5, 0, 0), glm::vec3(0, 0, 0), glm::vec3(radius * 2.5, 0, 0),
		glm::vec3(-radius * 2.5, radius * 2.5, 0), glm::vec3(0, radius * 2.5, 0), glm::vec3(radius * 2.5, radius * 2.5, 0),
	};

	ofColor color;
	for (int k = 0; k < base_location.size(); k++) {

		color.setHsb(ofMap(k, 0, base_location.size(), 0, 255), 180, 255);

		auto noise_param = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));
		for (int i = 0; i < word.size(); i++) {

			ofPath chara_path = this->font.getCharacterAsPoints(word[i], true, false);
			vector<ofPolyline> outline = chara_path.getOutline();

			ofFill();
			ofSetColor(color);
			ofBeginShape();
			for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

				if (outline_index != 0) { ofNextContour(true); }

				auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();
				for (auto& vertex : vertices) {

					auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 320);
					auto rotation = glm::rotate(glm::mat4(), (i * 23.f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
					location = glm::vec4(location, 0) * rotation;

					auto noise_location = glm::normalize(location);
					auto angle_x = ofMap(ofNoise(noise_param.x, noise_location.x * 0.5, ofGetFrameNum() * 0.02), 0, 1, -PI * 0.25, PI * 0.25);
					auto angle_y = ofMap(ofNoise(noise_param.y, noise_location.y * 0.5, ofGetFrameNum() * 0.02), 0, 1, -PI * 0.25, PI * 0.25);
					auto angle_z = ofMap(ofNoise(noise_param.z, noise_location.z * 0.5, ofGetFrameNum() * 0.02), 0, 1, -PI * 0.25, PI * 0.25);

					auto rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));
					auto rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));
					auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

					location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;
					location = glm::normalize(location) * radius;
					location += base_location[k];

					ofVertex(location);
				}
			}
			ofEndShape(true);

			ofNoFill();
			ofSetColor(0);
			ofBeginShape();
			for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

				if (outline_index != 0) { ofNextContour(true); }

				auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();
				for (auto& vertex : vertices) {

					auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 320);
					auto rotation = glm::rotate(glm::mat4(), (i * 23.f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
					location = glm::vec4(location, 0) * rotation;

					auto noise_location = glm::normalize(location);
					auto angle_x = ofMap(ofNoise(noise_param.x, noise_location.x * 0.5, ofGetFrameNum() * 0.02), 0, 1, -PI * 0.25, PI * 0.25);
					auto angle_y = ofMap(ofNoise(noise_param.y, noise_location.y * 0.5, ofGetFrameNum() * 0.02), 0, 1, -PI * 0.25, PI * 0.25);
					auto angle_z = ofMap(ofNoise(noise_param.z, noise_location.z * 0.5, ofGetFrameNum() * 0.02), 0, 1, -PI * 0.25, PI * 0.25);

					auto rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));
					auto rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));
					auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

					location = glm::vec4(location, 0) * rotation_z * rotation_y * rotation_x;
					location = glm::normalize(location) * radius;
					location += base_location[k];

					ofVertex(location);
				}
			}
			ofEndShape(true);
		}
	}

	this->cam.end();

	/*
	int start = 250;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetLineWidth(2);

ofEnableDepthTest();

this->font_size = 120;

this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(180);

ofRotateY(ofGetFrameNum() * 1.44);

string word = "JunKiyoshi.com";

int sample_count = 60;

int radius = 300;

vector<glm::vec3> base_location = {

glm::vec3(-radius * 2.5, -radius * 2.5, 0), glm::vec3(0, -radius * 2.5, 0), glm::vec3(radius * 2.5, -radius * 2.5, 0),

glm::vec3(-radius * 2.5, 0, 0), glm::vec3(0, 0, 0), glm::vec3(radius * 2.5, 0, 0),

glm::vec3(-radius * 2.5, radius * 2.5, 0), glm::vec3(0, radius * 2.5, 0), glm::vec3(radius * 2.5, radius * 2.5, 0),

};

ofColor color;

for (int k = 0; k < base_location.size(); k++) {

color.setHsb(ofMap(k, 0, base_location.size(), 0, 255), 180, 255);

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

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

ofPath chara_path = this->font.getCharacterAsPoints(word[i], true, false);

vector<ofPolyline> outline = chara_path.getOutline();

ofFill();

ofSetColor(color);

ofBeginShape();

for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

if (outline_index != 0) { ofNextContour(true); }

auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();

for (auto& vertex : vertices) {

auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 320);

auto rotation = glm::rotate(glm::mat4(), (i * 23.f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation;

auto noise_location = glm::normalize(location);

auto angle_x = ofMap(ofNoise(noise_param.x, noise_location.x * 0.5, ofGetFrameNum() * 0.02), 0, 1, -PI * 0.25, PI * 0.25);

auto angle_y = ofMap(ofNoise(noise_param.y, noise_location.y * 0.5, ofGetFrameNum() * 0.02), 0, 1, -PI * 0.25, PI * 0.25);

auto angle_z = ofMap(ofNoise(noise_param.z, noise_location.z * 0.5, ofGetFrameNum() * 0.02), 0, 1, -PI * 0.25, PI * 0.25);

auto rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

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

location = glm::normalize(location) * radius;

location += base_location[k];

ofVertex(location);

}

ofEndShape(true);

ofNoFill();

ofSetColor(0);

ofBeginShape();

for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

if (outline_index != 0) { ofNextContour(true); }

auto vertices = outline[outline_index].getResampledByCount(sample_count).getVertices();

for (auto& vertex : vertices) {

auto location = vertex - glm::vec3(this->font_size * 0.5, this->font_size * -0.5, 320);

auto rotation = glm::rotate(glm::mat4(), (i * 23.f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

location = glm::vec4(location, 0) * rotation;

auto noise_location = glm::normalize(location);

auto angle_x = ofMap(ofNoise(noise_param.x, noise_location.x * 0.5, ofGetFrameNum() * 0.02), 0, 1, -PI * 0.25, PI * 0.25);

auto angle_y = ofMap(ofNoise(noise_param.y, noise_location.y * 0.5, ofGetFrameNum() * 0.02), 0, 1, -PI * 0.25, PI * 0.25);

auto angle_z = ofMap(ofNoise(noise_param.z, noise_location.z * 0.5, ofGetFrameNum() * 0.02), 0, 1, -PI * 0.25, PI * 0.25);

auto rotation_x = glm::rotate(glm::mat4(), angle_x, glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), angle_y, glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), angle_z, glm::vec3(0, 0, 1));

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

location = glm::normalize(location) * radius;

location += base_location[k];

ofVertex(location);

}

ofEndShape(true);

}

this->cam.end();

int start = 250;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20240624

2024年6月23日

Belts.

[ Video ]

[ About ]
ベルト。

[ 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 line;
};

#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 line;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofSetColor(255);
	ofEnableDepthTest();

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

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

	ofSeedRandom(39);
	this->line.clear();

	ofColor color;
	auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));
	for (int i = 0; i < 6; i++) {

		auto rotation_z = glm::rotate(glm::mat4(), ofMap(i, 0, 6, 0, 360) * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));
		color.setHsb(ofMap(i, 0, 6, 0, 255), 180, 255);

		for (int x = -400; x <= 400; x += 2) {

			auto base_y = ofMap(ofNoise(noise_seed.x, x * 0.001 + (ofGetFrameNum() + i * 10000) * 0.002), 0, 1, -400, 400);
			auto base_z = ofMap(ofNoise(noise_seed.y, x * 0.001 + (ofGetFrameNum() + i * 10000) * 0.002), 0, 1, -400, 400);

			auto y = base_y + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -40, 40);
			auto z = base_z + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -40, 40);
			auto location = glm::vec3(x, y, z);
			location = glm::length(location) > 280 ? glm::normalize(location) * 280 : location;
			location = glm::vec4(location, 0) * rotation_z;

			this->line.addVertex(location);
			this->line.addColor(color);
		}
	}

	for (int i = 0; i < this->line.getNumVertices(); i++) {

		for (int k = i + 1; k < this->line.getNumVertices(); k++) {

			if (glm::distance(this->line.getVertex(i), this->line.getVertex(k)) < 20) {

				this->line.addIndex(i);	this->line.addIndex(k);
			}
		}
	}
}

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

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

	for (int i = 0; i < this->line.getNumVertices(); i++) {

		ofDrawSphere(this->line.getVertex(i), 1.5);
	}

	this->line.drawWireframe();

	this->cam.end();

	/*
	int start = 150;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetColor(255);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->line.clear();

ofColor color;

auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));

for (int i = 0; i < 6; i++) {

auto rotation_z = glm::rotate(glm::mat4(), ofMap(i, 0, 6, 0, 360) * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

color.setHsb(ofMap(i, 0, 6, 0, 255), 180, 255);

for (int x = -400; x <= 400; x += 2) {

auto base_y = ofMap(ofNoise(noise_seed.x, x * 0.001 + (ofGetFrameNum() + i * 10000) * 0.002), 0, 1, -400, 400);

auto base_z = ofMap(ofNoise(noise_seed.y, x * 0.001 + (ofGetFrameNum() + i * 10000) * 0.002), 0, 1, -400, 400);

auto y = base_y + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -40, 40);

auto z = base_z + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -40, 40);

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

location = glm::length(location) > 280 ? glm::normalize(location) * 280 : location;

location = glm::vec4(location, 0) * rotation_z;

this->line.addVertex(location);

this->line.addColor(color);

}

for (int i = 0; i < this->line.getNumVertices(); i++) {

for (int k = i + 1; k < this->line.getNumVertices(); k++) {

if (glm::distance(this->line.getVertex(i), this->line.getVertex(k)) < 20) {

this->line.addIndex(i); this->line.addIndex(k);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

for (int i = 0; i < this->line.getNumVertices(); i++) {

ofDrawSphere(this->line.getVertex(i), 1.5);

}

this->line.drawWireframe();

this->cam.end();

int start = 150;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20240623

2024年6月22日

Chain.

[ Video ]

[ About ]
チェーン。

[ 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 line;
};

#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 line;

};

#include "ofApp.h"

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

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

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

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

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

	ofSeedRandom(39);
	this->line.clear();

	auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));
	for (int i = 0; i < 3; i++) {

		for (int x = -1200; x <= 1200; x += 4) {

			auto base_y = ofMap(ofNoise(noise_seed.x, x * 0.001 + (ofGetFrameNum() + i * 10000) * 0.002), 0, 1, -300, 300);
			auto base_z = ofMap(ofNoise(noise_seed.y, x * 0.001 + (ofGetFrameNum() + i * 10000) * 0.002), 0, 1, -300, 300);

			auto y = base_y + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -50, 50);
			auto z = base_z + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -50, 50);
			this->line.addVertex(glm::vec3(x, y, z));
		}
	}

	for (int i = 0; i < this->line.getNumVertices(); i++) {

		for (int k = i + 1; k < this->line.getNumVertices(); k++) {

			if (glm::distance(this->line.getVertex(i), this->line.getVertex(k)) < 35) {

				this->line.addIndex(i);	this->line.addIndex(k);
			}
		}
	}
}

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

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

	for (int i = 0; i < this->line.getNumVertices(); i++) {

		ofDrawSphere(this->line.getVertex(i), 3);
	}

	this->line.drawWireframe();

	this->cam.end();
	
	/*
	int start = 150;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(0);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->line.clear();

auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));

for (int i = 0; i < 3; i++) {

for (int x = -1200; x <= 1200; x += 4) {

auto base_y = ofMap(ofNoise(noise_seed.x, x * 0.001 + (ofGetFrameNum() + i * 10000) * 0.002), 0, 1, -300, 300);

auto base_z = ofMap(ofNoise(noise_seed.y, x * 0.001 + (ofGetFrameNum() + i * 10000) * 0.002), 0, 1, -300, 300);

auto y = base_y + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -50, 50);

auto z = base_z + ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.005), 0, 1, -50, 50);

this->line.addVertex(glm::vec3(x, y, z));

}

for (int i = 0; i < this->line.getNumVertices(); i++) {

for (int k = i + 1; k < this->line.getNumVertices(); k++) {

if (glm::distance(this->line.getVertex(i), this->line.getVertex(k)) < 35) {

this->line.addIndex(i); this->line.addIndex(k);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateY(ofGetFrameNum() * 1.44);

for (int i = 0; i < this->line.getNumVertices(); i++) {

ofDrawSphere(this->line.getVertex(i), 3);

}

this->line.drawWireframe();

this->cam.end();

int start = 150;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20240622

2024年6月
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