openframeworks – ページ 54 – プログラミング de 落描き

2023年4月8日

Sphere layer. Draw by openFrameworks

[ Video ]

[ About ]
球体層。

[ 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, 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(30);
	ofSetWindowTitle("openFrameworks");

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

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

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

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

	float phi_deg_step = 5;
	float theta_deg_step = 5;
	float noise_radius = 300;
	float threshold = 0.58;

	for (float radius = 150; radius <= 250; radius += 5) {

		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(
					noise_radius * cos(phi_deg * DEG_TO_RAD) * 0.01,
					noise_radius * sin(phi_deg * DEG_TO_RAD) * 0.01,
					noise_radius * cos(theta_deg * DEG_TO_RAD) * 0.005,
					ofGetFrameNum() * 0.01);

				if (noise_value < threshold) { continue; }

				auto noise_value_1 = ofNoise(
					noise_radius * cos(phi_deg * DEG_TO_RAD) * 0.01,
					noise_radius * sin(phi_deg * DEG_TO_RAD) * 0.01,
					noise_radius * cos((theta_deg - theta_deg_step) * DEG_TO_RAD) * 0.005,
					ofGetFrameNum() * 0.01);
				auto noise_value_2 = ofNoise(
					noise_radius * cos((phi_deg + phi_deg_step) * DEG_TO_RAD) * 0.01,
					noise_radius * sin((phi_deg + phi_deg_step) * DEG_TO_RAD) * 0.01,
					noise_radius * cos(theta_deg * DEG_TO_RAD) * 0.005,
					ofGetFrameNum() * 0.01);
				auto noise_value_3 = ofNoise(
					noise_radius * cos((phi_deg - phi_deg_step) * DEG_TO_RAD) * 0.01,
					noise_radius * sin((phi_deg - phi_deg_step) * DEG_TO_RAD) * 0.01,
					noise_radius * cos(theta_deg * DEG_TO_RAD) * 0.005,
					ofGetFrameNum() * 0.01);
				auto noise_value_4 = ofNoise(
					noise_radius * cos(phi_deg * DEG_TO_RAD) * 0.01,
					noise_radius * sin(phi_deg * DEG_TO_RAD) * 0.01,
					noise_radius * cos((theta_deg + theta_deg_step) * DEG_TO_RAD) * 0.005,
					ofGetFrameNum() * 0.01);

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

				auto noise_deg_z = ofMap(ofNoise(radius * 0.001 + ofGetFrameNum() * 0.005), 0, 1, -720, 720);
				auto noise_deg_x = ofMap(ofNoise(radius * 0.001 + ofGetFrameNum() * 0.01), 0, 1, -90, 90);
				auto rotation_z = glm::rotate(glm::mat4(), (float)(noise_deg_z * DEG_TO_RAD), glm::vec3(0, 0, 1));
				auto rotation_x = glm::rotate(glm::mat4(), (float)(noise_deg_x * DEG_TO_RAD), glm::vec3(1, 0, 0));

				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)));

				for (auto& vertex : vertices) {

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

				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);

				ofColor color = ofColor(0, ofMap(radius, 150, 250, 0, 255));
				this->face.addColor(color);
				this->face.addColor(color);
				this->face.addColor(color);
				this->face.addColor(color);

				color = ofColor(255, ofMap(radius, 150, 250, 0, 255));

				if (noise_value_1 < threshold) {

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

				if (noise_value_2 < threshold) {

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

				if (noise_value_3 < threshold) {

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

				if (noise_value_4 < threshold) {

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

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

	this->cam.begin();
	ofRotateX(270);
	//ofRotateZ(ofGetFrameNum() * 0.66666666666666);

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

	this->cam.end();
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofEnableDepthTest();

ofSetLineWidth(1.5);

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

}

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

void ofApp::update() {

this->face.clear();

this->line.clear();

float phi_deg_step = 5;

float theta_deg_step = 5;

float noise_radius = 300;

float threshold = 0.58;

for (float radius = 150; radius <= 250; radius += 5) {

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(

noise_radius * cos(phi_deg * DEG_TO_RAD) * 0.01,

noise_radius * sin(phi_deg * DEG_TO_RAD) * 0.01,

noise_radius * cos(theta_deg * DEG_TO_RAD) * 0.005,

ofGetFrameNum() * 0.01);

if (noise_value < threshold) { continue; }

auto noise_value_1 = ofNoise(

noise_radius * cos(phi_deg * DEG_TO_RAD) * 0.01,

noise_radius * sin(phi_deg * DEG_TO_RAD) * 0.01,

noise_radius * cos((theta_deg - theta_deg_step) * DEG_TO_RAD) * 0.005,

ofGetFrameNum() * 0.01);

auto noise_value_2 = ofNoise(

noise_radius * cos((phi_deg + phi_deg_step) * DEG_TO_RAD) * 0.01,

noise_radius * sin((phi_deg + phi_deg_step) * DEG_TO_RAD) * 0.01,

noise_radius * cos(theta_deg * DEG_TO_RAD) * 0.005,

ofGetFrameNum() * 0.01);

auto noise_value_3 = ofNoise(

noise_radius * cos((phi_deg - phi_deg_step) * DEG_TO_RAD) * 0.01,

noise_radius * sin((phi_deg - phi_deg_step) * DEG_TO_RAD) * 0.01,

noise_radius * cos(theta_deg * DEG_TO_RAD) * 0.005,

ofGetFrameNum() * 0.01);

auto noise_value_4 = ofNoise(

noise_radius * cos(phi_deg * DEG_TO_RAD) * 0.01,

noise_radius * sin(phi_deg * DEG_TO_RAD) * 0.01,

noise_radius * cos((theta_deg + theta_deg_step) * DEG_TO_RAD) * 0.005,

ofGetFrameNum() * 0.01);

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

vector<glm::vec3> vertices;

auto noise_deg_z = ofMap(ofNoise(radius * 0.001 + ofGetFrameNum() * 0.005), 0, 1, -720, 720);

auto noise_deg_x = ofMap(ofNoise(radius * 0.001 + ofGetFrameNum() * 0.01), 0, 1, -90, 90);

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

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

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)));

for (auto& vertex : vertices) {

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

}

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);

ofColor color = ofColor(0, ofMap(radius, 150, 250, 0, 255));

this->face.addColor(color);

color = ofColor(255, ofMap(radius, 150, 250, 0, 255));

if (noise_value_1 < threshold) {

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

}

if (noise_value_2 < threshold) {

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

}

if (noise_value_3 < threshold) {

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

}

if (noise_value_4 < threshold) {

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

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(270);

//ofRotateZ(ofGetFrameNum() * 0.66666666666666);

this->face.draw();

this->line.draw();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230408

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2023年4月7日

Katakana square. Draw by openFrameworks

[ Video ]

[ About ]
四角いカタカナ。

[ 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;

	vector<glm::vec3> location_list;
	vector<float> rotate_deg_list;
	vector<int> param_list;
	vector<int> word_index_list;
	vector<vector<int>> route_info_list;

	vector<int> index_list;

	ofTrueTypeFont font;
	int font_size;

	vector<string> words;
};

#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;

vector<glm::vec3> location_list;

vector<float> rotate_deg_list;

vector<int> param_list;

vector<int> word_index_list;

vector<vector<int>> route_info_list;

vector<int> index_list;

ofTrueTypeFont font;

int font_size;

vector<string> words;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetLineWidth(0.5);
	ofEnableDepthTest();

	int span = 30;
	for (int x = -200; x <= 200; x += span) {

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

			for (int z = -1200; z <= 1200; z += span * 1.1) {

				if (abs(x) >= 150 || abs(y) >= 150) {

					this->location_list.push_back(glm::vec3(x, y, z));
					this->rotate_deg_list.push_back(0);
					this->param_list.push_back(0);
					this->word_index_list.push_back(0);
				}
			}
		}
	}

	for (auto& location : this->location_list) {

		vector<int> route_info = vector<int>();
		int index = -1;
		for (auto& other : this->location_list) {

			index++;
			if (location == other) { continue; }

			float distance = glm::distance(location, other);
			if (distance <= span) {

				route_info.push_back(index);
			}
		}

		this->route_info_list.push_back(route_info);
	}

	for (int i = 0; i < 100; i++) {

		this->index_list.push_back((int)ofRandom(this->location_list.size()));
	}

	this->font_size = 23;
	ofTrueTypeFontSettings font_settings("fonts/msgothic.ttc", this->font_size);
	font_settings.antialiased = true;
	font_settings.addRanges(ofAlphabet::Japanese);
	this->font.load(font_settings);

	this->words = {

		u8"ｱ", u8"ｲ", u8"ｳ", u8"ｴ", u8"ｵ",
		u8"ｶ", u8"ｷ", u8"ｸ", u8"ｹ", u8"ｺ",
		u8"ｻ", u8"ｼ", u8"ｽ", u8"ｾ", u8"ｿ",
		u8"ﾀ", u8"ﾁ", u8"ﾂ", u8"ﾃ", u8"ﾄ",
		u8"ﾅ", u8"ﾆ", u8"ﾇ", u8"ﾈ", u8"ﾉ",
		u8"ﾊ", u8"ﾋ", u8"ﾌ", u8"ﾍ", u8"ﾎ",
		u8"ﾏ", u8"ﾐ", u8"ﾑ", u8"ﾒ", u8"ﾓ",
		u8"ﾔ", u8"ﾕ", u8"ﾖ",
		u8"ﾗ", u8"ﾘ", u8"ﾙ", u8"ﾚ", u8"ﾛ",
		u8"ﾜ", u8"ｦ", u8"ﾝ",
	};
}

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

	if (ofGetFrameNum() % 3 != 0) {

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

			this->word_index_list[this->index_list[i]] = (int)ofRandom(this->words.size());
		}
		return;
	}

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

		int next_index = this->route_info_list[this->index_list[i]][(int)ofRandom(this->route_info_list[this->index_list[i]].size())];
		for (int k = 0; k < this->route_info_list[this->index_list[i]].size(); k++) {

			if (this->param_list[next_index] <= 0) {

				auto loc = this->location_list[this->index_list[i]];
				auto next = this->location_list[next_index];

				auto angle = std::atan2(next.y - loc.y, next.x - loc.x);
				if (angle != 0) {

					this->rotate_deg_list[next_index] = angle * RAD_TO_DEG + 90;
				}
				this->param_list[next_index] = 60;
				this->index_list[i] = next_index;
				this->word_index_list[next_index] = (int)ofRandom(this->words.size());
				break;
			}
		}
	}
}

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

	this->cam.begin();

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

		if (this->param_list[i] > 0) {

			int z = (int)(this->location_list[i].z + ofGetFrameNum() * 6) % 2400 - 1200;

			ofPushMatrix();
			ofTranslate(this->location_list[i].x, this->location_list[i].y, z);

			ofFill();
			int alpha = ofMap(this->param_list[i], 0, 60, 0, 255);
			int rb = this->param_list[i] >= 57 ? 239 : 39;
			//ofSetColor(ofColor(rb, 239, rb, alpha));
			ofSetColor(ofColor(0, alpha));

			ofRotateZ(this->rotate_deg_list[i]);
			this->font.drawString(this->words[this->word_index_list[i]], -15, -15);

			ofPopMatrix();
		}

		if (this->param_list[i] > 0) { this->param_list[i] -= 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(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(0.5);

ofEnableDepthTest();

int span = 30;

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

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

for (int z = -1200; z <= 1200; z += span * 1.1) {

if (abs(x) >= 150 || abs(y) >= 150) {

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

this->rotate_deg_list.push_back(0);

this->param_list.push_back(0);

this->word_index_list.push_back(0);

}

for (auto& location : this->location_list) {

vector<int> route_info = vector<int>();

int index = -1;

for (auto& other : this->location_list) {

index++;

if (location == other) { continue; }

float distance = glm::distance(location, other);

if (distance <= span) {

route_info.push_back(index);

}

this->route_info_list.push_back(route_info);

}

for (int i = 0; i < 100; i++) {

this->index_list.push_back((int)ofRandom(this->location_list.size()));

}

this->font_size = 23;

ofTrueTypeFontSettings font_settings("fonts/msgothic.ttc", this->font_size);

font_settings.antialiased = true;

font_settings.addRanges(ofAlphabet::Japanese);

this->font.load(font_settings);

this->words = {

u8"ｱ", u8"ｲ", u8"ｳ", u8"ｴ", u8"ｵ",

u8"ｶ", u8"ｷ", u8"ｸ", u8"ｹ", u8"ｺ",

u8"ｻ", u8"ｼ", u8"ｽ", u8"ｾ", u8"ｿ",

u8"ﾀ", u8"ﾁ", u8"ﾂ", u8"ﾃ", u8"ﾄ",

u8"ﾅ", u8"ﾆ", u8"ﾇ", u8"ﾈ", u8"ﾉ",

u8"ﾊ", u8"ﾋ", u8"ﾌ", u8"ﾍ", u8"ﾎ",

u8"ﾏ", u8"ﾐ", u8"ﾑ", u8"ﾒ", u8"ﾓ",

u8"ﾔ", u8"ﾕ", u8"ﾖ",

u8"ﾗ", u8"ﾘ", u8"ﾙ", u8"ﾚ", u8"ﾛ",

u8"ﾜ", u8"ｦ", u8"ﾝ",

};

}

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

void ofApp::update() {

if (ofGetFrameNum() % 3 != 0) {

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

this->word_index_list[this->index_list[i]] = (int)ofRandom(this->words.size());

}

return;

}

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

int next_index = this->route_info_list[this->index_list[i]][(int)ofRandom(this->route_info_list[this->index_list[i]].size())];

for (int k = 0; k < this->route_info_list[this->index_list[i]].size(); k++) {

if (this->param_list[next_index] <= 0) {

auto loc = this->location_list[this->index_list[i]];

auto next = this->location_list[next_index];

auto angle = std::atan2(next.y - loc.y, next.x - loc.x);

if (angle != 0) {

this->rotate_deg_list[next_index] = angle * RAD_TO_DEG + 90;

}

this->param_list[next_index] = 60;

this->index_list[i] = next_index;

this->word_index_list[next_index] = (int)ofRandom(this->words.size());

break;

}

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

void ofApp::draw() {

this->cam.begin();

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

if (this->param_list[i] > 0) {

int z = (int)(this->location_list[i].z + ofGetFrameNum() * 6) % 2400 - 1200;

ofPushMatrix();

ofTranslate(this->location_list[i].x, this->location_list[i].y, z);

ofFill();

int alpha = ofMap(this->param_list[i], 0, 60, 0, 255);

int rb = this->param_list[i] >= 57 ? 239 : 39;

//ofSetColor(ofColor(rb, 239, rb, alpha));

ofSetColor(ofColor(0, alpha));

ofRotateZ(this->rotate_deg_list[i]);

this->font.drawString(this->words[this->word_index_list[i]], -15, -15);

ofPopMatrix();

}

if (this->param_list[i] > 0) { this->param_list[i] -= 1; }

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
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Building. Draw by openFrameworks

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建物。

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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 mouseEntered(int x, int y) {};
	void mouseExited(int x, int y) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	ofEasyCam cam;

	ofMesh face, 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 mouseEntered(int x, int y) {};

void mouseExited(int x, int y) {};

void windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofEasyCam cam;

ofMesh face, line;

};

#include "ofApp.h"

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofSetLineWidth(1.5);
	ofSetCircleResolution(60);
	ofEnableDepthTest();

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

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

	ofSeedRandom(39);

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

	auto span = 8;
	auto radius_span = 10;
	for (auto deg = 0; deg < 360; deg += 12) {

		for (auto radius = 150; radius <= 720; radius += radius_span) {

			auto prev_location = glm::vec2((radius - radius_span) * cos(deg * DEG_TO_RAD), (radius - radius_span) * sin(deg * DEG_TO_RAD));
			auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
			auto next_location = glm::vec2((radius + radius_span) * cos(deg * DEG_TO_RAD), (radius + radius_span) * sin(deg * DEG_TO_RAD));

			auto left = glm::vec2(radius * cos((deg + span * 0.5) * DEG_TO_RAD), radius * sin((deg + span * 0.5) * DEG_TO_RAD));
			auto right = glm::vec2(radius * cos((deg - span * 0.5) * DEG_TO_RAD), radius * sin((deg - span * 0.5) * DEG_TO_RAD));
			auto next_left = glm::vec2((radius + radius_span) * cos((deg + span * 0.5) * DEG_TO_RAD), (radius + radius_span) * sin((deg + span * 0.5) * DEG_TO_RAD));
			auto next_right = glm::vec2((radius + radius_span) * cos((deg - span * 0.5) * DEG_TO_RAD), (radius + radius_span) * sin((deg - span * 0.5) * DEG_TO_RAD));

			auto prev_noise_value = ofNoise(glm::vec3(prev_location * 0.01, ofGetFrameNum() * 0.0085));
			auto noise_value = ofNoise(glm::vec3(location * 0.01, ofGetFrameNum() * 0.0085));
			auto next_noise_value = ofNoise(glm::vec3(next_location * 0.01, ofGetFrameNum() * 0.0085));
			auto threshold = 0.6;
			if (noise_value < threshold) {

				this->face.addVertex(glm::vec3(left, 0));
				this->face.addVertex(glm::vec3(next_left, 0));
				this->face.addVertex(glm::vec3(next_right, 0));
				this->face.addVertex(glm::vec3(right, 0));

				this->face.addVertex(glm::vec3(left, 150));
				this->face.addVertex(glm::vec3(next_left, 150));
				this->face.addVertex(glm::vec3(next_right, 150));
				this->face.addVertex(glm::vec3(right, 150));

				this->line.addVertex(glm::vec3(left, 0));
				this->line.addVertex(glm::vec3(next_left, 0));
				this->line.addVertex(glm::vec3(next_right, 0));
				this->line.addVertex(glm::vec3(right, 0));

				this->line.addVertex(glm::vec3(left, 150));
				this->line.addVertex(glm::vec3(next_left, 150));
				this->line.addVertex(glm::vec3(next_right, 150));
				this->line.addVertex(glm::vec3(right, 150));

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

				this->face.addIndex(this->face.getNumVertices() - 5); this->face.addIndex(this->face.getNumVertices() - 6); this->face.addIndex(this->face.getNumVertices() - 7);
				this->face.addIndex(this->face.getNumVertices() - 5); this->face.addIndex(this->face.getNumVertices() - 7); this->face.addIndex(this->face.getNumVertices() - 8);

				this->face.addIndex(this->face.getNumVertices() - 1); this->face.addIndex(this->face.getNumVertices() - 5); this->face.addIndex(this->face.getNumVertices() - 6);
				this->face.addIndex(this->face.getNumVertices() - 1); this->face.addIndex(this->face.getNumVertices() - 6); this->face.addIndex(this->face.getNumVertices() - 2);

				this->face.addIndex(this->face.getNumVertices() - 4); this->face.addIndex(this->face.getNumVertices() - 7); this->face.addIndex(this->face.getNumVertices() - 8);
				this->face.addIndex(this->face.getNumVertices() - 4); this->face.addIndex(this->face.getNumVertices() - 7); this->face.addIndex(this->face.getNumVertices() - 3);

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

				this->line.addIndex(this->line.getNumVertices() - 5); this->line.addIndex(this->line.getNumVertices() - 6);
				this->line.addIndex(this->line.getNumVertices() - 7); this->line.addIndex(this->line.getNumVertices() - 8);

				if (radius == 150 || prev_noise_value > threshold) {

					this->face.addIndex(this->face.getNumVertices() - 4); this->face.addIndex(this->face.getNumVertices() - 8); this->face.addIndex(this->face.getNumVertices() - 5);
					this->face.addIndex(this->face.getNumVertices() - 4); this->face.addIndex(this->face.getNumVertices() - 5); this->face.addIndex(this->face.getNumVertices() - 1);

					this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 4);
					this->line.addIndex(this->line.getNumVertices() - 5); this->line.addIndex(this->line.getNumVertices() - 8);

					this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 5);
					this->line.addIndex(this->line.getNumVertices() - 4); this->line.addIndex(this->line.getNumVertices() - 8);
				}
				if (radius == 360 || next_noise_value > threshold) {

					this->face.addIndex(this->face.getNumVertices() - 3); this->face.addIndex(this->face.getNumVertices() - 7); this->face.addIndex(this->face.getNumVertices() - 6);
					this->face.addIndex(this->face.getNumVertices() - 3); this->face.addIndex(this->face.getNumVertices() - 6); this->face.addIndex(this->face.getNumVertices() - 2);

					this->line.addIndex(this->line.getNumVertices() - 2); this->line.addIndex(this->line.getNumVertices() - 3);
					this->line.addIndex(this->line.getNumVertices() - 6); this->line.addIndex(this->line.getNumVertices() - 7);

					this->line.addIndex(this->line.getNumVertices() - 2); this->line.addIndex(this->line.getNumVertices() - 6);
					this->line.addIndex(this->line.getNumVertices() - 3); this->line.addIndex(this->line.getNumVertices() - 7);
				}
			}
		}
	}
}

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

	this->cam.begin();
	ofRotateX(315);
	ofRotateZ(ofGetFrameNum() * 0.3333333);

	ofSetColor(0);
	ofFill();
	ofDrawCircle(glm::vec2(), 135);

	this->face.draw();

	ofSetColor(255);
	ofNoFill();
	ofDrawCircle(glm::vec2(), 135);

	this->line.drawWireframe();

	this->cam.end();
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetLineWidth(1.5);

ofSetCircleResolution(60);

ofEnableDepthTest();

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

}

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

void ofApp::update() {

ofSeedRandom(39);

this->face.clear();

this->line.clear();

auto span = 8;

auto radius_span = 10;

for (auto deg = 0; deg < 360; deg += 12) {

for (auto radius = 150; radius <= 720; radius += radius_span) {

auto prev_location = glm::vec2((radius - radius_span) * cos(deg * DEG_TO_RAD), (radius - radius_span) * sin(deg * DEG_TO_RAD));

auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

auto next_location = glm::vec2((radius + radius_span) * cos(deg * DEG_TO_RAD), (radius + radius_span) * sin(deg * DEG_TO_RAD));

auto left = glm::vec2(radius * cos((deg + span * 0.5) * DEG_TO_RAD), radius * sin((deg + span * 0.5) * DEG_TO_RAD));

auto right = glm::vec2(radius * cos((deg - span * 0.5) * DEG_TO_RAD), radius * sin((deg - span * 0.5) * DEG_TO_RAD));

auto next_left = glm::vec2((radius + radius_span) * cos((deg + span * 0.5) * DEG_TO_RAD), (radius + radius_span) * sin((deg + span * 0.5) * DEG_TO_RAD));

auto next_right = glm::vec2((radius + radius_span) * cos((deg - span * 0.5) * DEG_TO_RAD), (radius + radius_span) * sin((deg - span * 0.5) * DEG_TO_RAD));

auto prev_noise_value = ofNoise(glm::vec3(prev_location * 0.01, ofGetFrameNum() * 0.0085));

auto noise_value = ofNoise(glm::vec3(location * 0.01, ofGetFrameNum() * 0.0085));

auto next_noise_value = ofNoise(glm::vec3(next_location * 0.01, ofGetFrameNum() * 0.0085));

auto threshold = 0.6;

if (noise_value < threshold) {

this->face.addVertex(glm::vec3(left, 0));

this->face.addVertex(glm::vec3(next_left, 0));

this->face.addVertex(glm::vec3(next_right, 0));

this->face.addVertex(glm::vec3(right, 0));

this->face.addVertex(glm::vec3(left, 150));

this->face.addVertex(glm::vec3(next_left, 150));

this->face.addVertex(glm::vec3(next_right, 150));

this->face.addVertex(glm::vec3(right, 150));

this->line.addVertex(glm::vec3(left, 0));

this->line.addVertex(glm::vec3(next_left, 0));

this->line.addVertex(glm::vec3(next_right, 0));

this->line.addVertex(glm::vec3(right, 0));

this->line.addVertex(glm::vec3(left, 150));

this->line.addVertex(glm::vec3(next_left, 150));

this->line.addVertex(glm::vec3(next_right, 150));

this->line.addVertex(glm::vec3(right, 150));

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

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

this->face.addIndex(this->face.getNumVertices() - 5); this->face.addIndex(this->face.getNumVertices() - 6); this->face.addIndex(this->face.getNumVertices() - 7);

this->face.addIndex(this->face.getNumVertices() - 5); this->face.addIndex(this->face.getNumVertices() - 7); this->face.addIndex(this->face.getNumVertices() - 8);

this->face.addIndex(this->face.getNumVertices() - 1); this->face.addIndex(this->face.getNumVertices() - 5); this->face.addIndex(this->face.getNumVertices() - 6);

this->face.addIndex(this->face.getNumVertices() - 1); this->face.addIndex(this->face.getNumVertices() - 6); this->face.addIndex(this->face.getNumVertices() - 2);

this->face.addIndex(this->face.getNumVertices() - 4); this->face.addIndex(this->face.getNumVertices() - 7); this->face.addIndex(this->face.getNumVertices() - 8);

this->face.addIndex(this->face.getNumVertices() - 4); this->face.addIndex(this->face.getNumVertices() - 7); this->face.addIndex(this->face.getNumVertices() - 3);

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

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

this->line.addIndex(this->line.getNumVertices() - 5); this->line.addIndex(this->line.getNumVertices() - 6);

this->line.addIndex(this->line.getNumVertices() - 7); this->line.addIndex(this->line.getNumVertices() - 8);

if (radius == 150 || prev_noise_value > threshold) {

this->face.addIndex(this->face.getNumVertices() - 4); this->face.addIndex(this->face.getNumVertices() - 8); this->face.addIndex(this->face.getNumVertices() - 5);

this->face.addIndex(this->face.getNumVertices() - 4); this->face.addIndex(this->face.getNumVertices() - 5); this->face.addIndex(this->face.getNumVertices() - 1);

this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 4);

this->line.addIndex(this->line.getNumVertices() - 5); this->line.addIndex(this->line.getNumVertices() - 8);

this->line.addIndex(this->line.getNumVertices() - 1); this->line.addIndex(this->line.getNumVertices() - 5);

this->line.addIndex(this->line.getNumVertices() - 4); this->line.addIndex(this->line.getNumVertices() - 8);

}

if (radius == 360 || next_noise_value > threshold) {

this->face.addIndex(this->face.getNumVertices() - 3); this->face.addIndex(this->face.getNumVertices() - 7); this->face.addIndex(this->face.getNumVertices() - 6);

this->face.addIndex(this->face.getNumVertices() - 3); this->face.addIndex(this->face.getNumVertices() - 6); this->face.addIndex(this->face.getNumVertices() - 2);

this->line.addIndex(this->line.getNumVertices() - 2); this->line.addIndex(this->line.getNumVertices() - 3);

this->line.addIndex(this->line.getNumVertices() - 6); this->line.addIndex(this->line.getNumVertices() - 7);

this->line.addIndex(this->line.getNumVertices() - 2); this->line.addIndex(this->line.getNumVertices() - 6);

this->line.addIndex(this->line.getNumVertices() - 3); this->line.addIndex(this->line.getNumVertices() - 7);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(315);

ofRotateZ(ofGetFrameNum() * 0.3333333);

ofSetColor(0);

ofFill();

ofDrawCircle(glm::vec2(), 135);

this->face.draw();

ofSetColor(255);

ofNoFill();

ofDrawCircle(glm::vec2(), 135);

this->line.drawWireframe();

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230406

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