junkiyoshi – ページ 338 – プログラミング de 落描き

2021年7月18日

Crumple characters. Draw by openFrameworks

[ Video ]

[ About ]
ちょっと風邪気味で頭痛ありなので、少しの改造。

I have a bit of a cold and a headache, so a few modifications.

[ 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(30);
	ofSetWindowTitle("openframeworks");

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

	this->font_size = 80;
	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);

	string word = "ABCDEFGHEJKLMNOPQRSTUVWXYZ!";
	int sample_count = 30;
	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),
	};

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

		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(239);
			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 * 13.5f) * (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() * 0.01), 0, 1, -PI * 1.5, PI * 1.5);
					auto angle_y = ofMap(ofNoise(noise_param.x, noise_location.y * 0.5, ofGetFrameNum() * 0.01), 0, 1, -PI * 1.5, PI * 1.5);
					auto angle_z = ofMap(ofNoise(noise_param.x, noise_location.z * 0.5, ofGetFrameNum() * 0.01), 0, 1, -PI * 1.5, PI * 1.5);

					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();

			ofNoFill();
			ofSetColor(39);
			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 * 13.5f) * (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() * 0.01), 0, 1, -PI * 1.5, PI * 1.5);
					auto angle_y = ofMap(ofNoise(noise_param.x, noise_location.y * 0.5, ofGetFrameNum() * 0.01), 0, 1, -PI * 1.5, PI * 1.5);
					auto angle_z = ofMap(ofNoise(noise_param.x, noise_location.z * 0.5, ofGetFrameNum() * 0.01), 0, 1, -PI * 1.5, PI * 1.5);

					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();
		}
	}

	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(2);

ofEnableDepthTest();

this->font_size = 80;

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);

string word = "ABCDEFGHEJKLMNOPQRSTUVWXYZ!";

int sample_count = 30;

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),

};

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

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(239);

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 * 13.5f) * (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() * 0.01), 0, 1, -PI * 1.5, PI * 1.5);

auto angle_y = ofMap(ofNoise(noise_param.x, noise_location.y * 0.5, ofGetFrameNum() * 0.01), 0, 1, -PI * 1.5, PI * 1.5);

auto angle_z = ofMap(ofNoise(noise_param.x, noise_location.z * 0.5, ofGetFrameNum() * 0.01), 0, 1, -PI * 1.5, PI * 1.5);

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();

ofNoFill();

ofSetColor(39);

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 * 13.5f) * (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() * 0.01), 0, 1, -PI * 1.5, PI * 1.5);

auto angle_y = ofMap(ofNoise(noise_param.x, noise_location.y * 0.5, ofGetFrameNum() * 0.01), 0, 1, -PI * 1.5, PI * 1.5);

auto angle_z = ofMap(ofNoise(noise_param.x, noise_location.z * 0.5, ofGetFrameNum() * 0.01), 0, 1, -PI * 1.5, PI * 1.5);

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();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210718

[ Kinako ]

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2021年7月17日2021年7月17日

Distort characters. Draw by openFrameworks

[ Video ]

[ About ]
文字を捻じ曲げる。

Twist the letters.

[ 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(30);
	ofSetWindowTitle("openframeworks");

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

	this->font_size = 80;
	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);

	string word = "ABCDEFGHEJKLMNOPQRSTUVWXYZ!";
	int sample_count = 50;
	auto noise_param = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));

	for (int radius = 300; radius <= 350; radius += 10) {

		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(239);
			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 * 13.5f) * (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 * 0.08, ofGetFrameNum() * 0.0035), 0, 1, -PI * 2, PI * 2);
					auto angle_y = ofMap(ofNoise(noise_param.x, noise_location.y * 0.08, ofGetFrameNum() * 0.0035), 0, 1, -PI * 2, PI * 2);
					auto angle_z = ofMap(ofNoise(noise_param.x, noise_location.z * 0.08, ofGetFrameNum() * 0.0035), 0, 1, -PI * 2, PI * 2);

					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;

					ofVertex(location);
				}
			}
			ofEndShape();

			ofNoFill();
			ofSetColor(39);
			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 * 13.5f) * (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 * 0.08, ofGetFrameNum() * 0.0035), 0, 1, -PI * 2, PI * 2);
					auto angle_y = ofMap(ofNoise(noise_param.x, noise_location.y * 0.08, ofGetFrameNum() * 0.0035), 0, 1, -PI * 2, PI * 2);
					auto angle_z = ofMap(ofNoise(noise_param.x, noise_location.z * 0.08, ofGetFrameNum() * 0.0035), 0, 1, -PI * 2, PI * 2);

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


	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(3);

ofEnableDepthTest();

this->font_size = 80;

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);

string word = "ABCDEFGHEJKLMNOPQRSTUVWXYZ!";

int sample_count = 50;

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

for (int radius = 300; radius <= 350; radius += 10) {

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(239);

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 * 13.5f) * (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 * 0.08, ofGetFrameNum() * 0.0035), 0, 1, -PI * 2, PI * 2);

auto angle_y = ofMap(ofNoise(noise_param.x, noise_location.y * 0.08, ofGetFrameNum() * 0.0035), 0, 1, -PI * 2, PI * 2);

auto angle_z = ofMap(ofNoise(noise_param.x, noise_location.z * 0.08, ofGetFrameNum() * 0.0035), 0, 1, -PI * 2, PI * 2);

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;

ofVertex(location);

}

ofEndShape();

ofNoFill();

ofSetColor(39);

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 * 13.5f) * (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 * 0.08, ofGetFrameNum() * 0.0035), 0, 1, -PI * 2, PI * 2);

auto angle_y = ofMap(ofNoise(noise_param.x, noise_location.y * 0.08, ofGetFrameNum() * 0.0035), 0, 1, -PI * 2, PI * 2);

auto angle_z = ofMap(ofNoise(noise_param.x, noise_location.z * 0.08, ofGetFrameNum() * 0.0035), 0, 1, -PI * 2, PI * 2);

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;

ofVertex(location);

}

ofEndShape();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210717

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2021年7月16日2021年7月16日

Teleport font. Draw by openFrameworks

[ Video ]

[ About ]
天地をひっくり返す。
y += ofNoise() > 0.5 ? ofMap(-100, 100) : ofMap(100, -100)

Turn the top and bottom over.
+= ofNoise() > 0.5 ? ofMap(-100, 100) : ofMap(100, -100)

[ 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(60);
	ofSetWindowTitle("openframeworks");

	ofBackground(0);
	ofSetLineWidth(2);
	ofEnableDepthTest();

	this->font_size = 80;
	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);

	string word = "ABCDEFGHEJKLMNOPQRSTUVWXYZ!";
	int sample_count = 180;
	auto noise_param = 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(239);
		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_y = glm::rotate(glm::mat4(), (i * 13.5f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
				location = glm::vec4(location, 0) * rotation_y;

				auto noise_value = ofNoise(noise_param, i * 0.5 + ofGetFrameNum() * 0.02);
				float param = noise_value;
				location += glm::vec3(0, ofMap(noise_value, 0, 1, -100, 100), 0);

				if (location.y > 0) {
				
					ofVertex(location - glm::vec3(0, 100, 0));
				}
			}
		}
		ofEndShape();

		ofNoFill();
		ofSetColor(39);
		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_y = glm::rotate(glm::mat4(), (i * 13.5f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
				location = glm::vec4(location, 0) * rotation_y;

				auto noise_value = ofNoise(noise_param, i * 0.5 + ofGetFrameNum() * 0.02);
				float param = noise_value;
				location += glm::vec3(0, ofMap(noise_value, 0, 1, -100, 100), 0);

				if (location.y > 0) {

					ofVertex(location - glm::vec3(0, 100, 0));
				}
			}
		}
		ofEndShape();
	}

	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(239);
		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_y = glm::rotate(glm::mat4(), (i * 13.5f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
				location = glm::vec4(location, 0) * rotation_y;

				auto noise_value = ofNoise(noise_param, i * 0.5 + ofGetFrameNum() * 0.02);
				float param = noise_value;
				location += glm::vec3(0, ofMap(noise_value, 0, 1, -100, 100), 0);

				if (location.y < 0) {

					ofVertex(location + glm::vec3(0, 100, 0));
				}
			}
		}
		ofEndShape();

		ofNoFill();
		ofSetColor(39);
		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_y = glm::rotate(glm::mat4(), (i * 13.5f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));
				location = glm::vec4(location, 0) * rotation_y;

				auto noise_value = ofNoise(noise_param, i * 0.5 + ofGetFrameNum() * 0.02);
				float param = noise_value;
				location += glm::vec3(0, ofMap(noise_value, 0, 1, -100, 100), 0);

				if (location.y < 0) {

					ofVertex(location + glm::vec3(0, 100, 0));
				}
			}
		}
		ofEndShape();
	}

	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(0);

ofSetLineWidth(2);

ofEnableDepthTest();

this->font_size = 80;

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);

string word = "ABCDEFGHEJKLMNOPQRSTUVWXYZ!";

int sample_count = 180;

auto noise_param = 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(239);

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_y = glm::rotate(glm::mat4(), (i * 13.5f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

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

auto noise_value = ofNoise(noise_param, i * 0.5 + ofGetFrameNum() * 0.02);

float param = noise_value;

location += glm::vec3(0, ofMap(noise_value, 0, 1, -100, 100), 0);

if (location.y > 0) {

ofVertex(location - glm::vec3(0, 100, 0));

}

ofEndShape();

ofNoFill();

ofSetColor(39);

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_y = glm::rotate(glm::mat4(), (i * 13.5f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

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

auto noise_value = ofNoise(noise_param, i * 0.5 + ofGetFrameNum() * 0.02);

float param = noise_value;

location += glm::vec3(0, ofMap(noise_value, 0, 1, -100, 100), 0);

if (location.y > 0) {

ofVertex(location - glm::vec3(0, 100, 0));

}

ofEndShape();

}

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(239);

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_y = glm::rotate(glm::mat4(), (i * 13.5f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

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

auto noise_value = ofNoise(noise_param, i * 0.5 + ofGetFrameNum() * 0.02);

float param = noise_value;

location += glm::vec3(0, ofMap(noise_value, 0, 1, -100, 100), 0);

if (location.y < 0) {

ofVertex(location + glm::vec3(0, 100, 0));

}

ofEndShape();

ofNoFill();

ofSetColor(39);

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_y = glm::rotate(glm::mat4(), (i * 13.5f) * (float)DEG_TO_RAD, glm::vec3(0, 1, 0));

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

auto noise_value = ofNoise(noise_param, i * 0.5 + ofGetFrameNum() * 0.02);

float param = noise_value;

location += glm::vec3(0, ofMap(noise_value, 0, 1, -100, 100), 0);

if (location.y < 0) {

ofVertex(location + glm::vec3(0, 100, 0));

}

ofEndShape();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20210716

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