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2023年7月21日

Rotating letter. Draw by openFrameworks

[ Video ]

[ About ]
回転文字。

[ 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) {};

	ofTrueTypeFont font;
	string word;
};

#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) {};

ofTrueTypeFont font;

string word;

};

#include "ofApp.h"	

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(39);
	ofSetLineWidth(2);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 45, true, true, true);
	this->word = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
}

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


}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	ofSeedRandom(39);
	for (int x = -250; x <= 225; x += 50){

		for (int y = -200; y <= 225; y += 50) {

			auto location = glm::vec3(x, y, 0);
			int word_index = ofMap(ofNoise(location.x * 0.005, location.y * 0.005, ofGetFrameNum() * 0.005), 0, 1, 0, this->word.size());

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

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

				ofNextContour(true);

				outline[outline_index] = outline[outline_index].getResampledByCount(100);
				auto vertices = outline[outline_index].getVertices();
				for (auto& vertex : vertices) {

					float rotate_deg = 0;

					glm::vec3 v = location + vertex;
					auto rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));
					v = glm::vec4(v, 0) * rotation;

					rotate_deg = ofMap(ofNoise(glm::length(v) * 0.0025 - ofGetFrameNum() * 0.0085), 0, 1, -360, 360);
					rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));
					v = glm::vec4(v, 0) * rotation;

					ofVertex(v);
				}
			}
			ofEndShape(true);

			ofNoFill();
			ofSetColor(255);
			ofBeginShape();
			for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

				ofNextContour(true);

				outline[outline_index] = outline[outline_index].getResampledByCount(100);
				auto vertices = outline[outline_index].getVertices();
				for (auto& vertex : vertices) {

					float rotate_deg = 0;

					glm::vec3 v = location + vertex;
					auto rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));
					v = glm::vec4(v, 0) * rotation;

					rotate_deg = ofMap(ofNoise(glm::length(v) * 0.0025 - ofGetFrameNum() * 0.0085), 0, 1, -360, 360);
					rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));
					v = glm::vec4(v, 0) * rotation;

					ofVertex(v);
				}
			}
			ofEndShape(true);
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetLineWidth(2);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 45, true, true, true);

this->word = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofSeedRandom(39);

for (int x = -250; x <= 225; x += 50){

for (int y = -200; y <= 225; y += 50) {

auto location = glm::vec3(x, y, 0);

int word_index = ofMap(ofNoise(location.x * 0.005, location.y * 0.005, ofGetFrameNum() * 0.005), 0, 1, 0, this->word.size());

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

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

ofFill();

ofSetColor(0);

ofBeginShape();

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

ofNextContour(true);

outline[outline_index] = outline[outline_index].getResampledByCount(100);

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

for (auto& vertex : vertices) {

float rotate_deg = 0;

glm::vec3 v = location + vertex;

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

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

rotate_deg = ofMap(ofNoise(glm::length(v) * 0.0025 - ofGetFrameNum() * 0.0085), 0, 1, -360, 360);

rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

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

ofVertex(v);

}

ofEndShape(true);

ofNoFill();

ofSetColor(255);

ofBeginShape();

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

ofNextContour(true);

outline[outline_index] = outline[outline_index].getResampledByCount(100);

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

for (auto& vertex : vertices) {

float rotate_deg = 0;

glm::vec3 v = location + vertex;

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

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

rotate_deg = ofMap(ofNoise(glm::length(v) * 0.0025 - ofGetFrameNum() * 0.0085), 0, 1, -360, 360);

rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

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

ofVertex(v);

}

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230721

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2023年7月20日2023年8月4日

Rotating number. Draw by openFrameworks

[ Video ]

[ About ]
回転する数字。

[ 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) {};

	ofTrueTypeFont font;
	string word;
};

#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) {};

ofTrueTypeFont font;

string word;

};

#include "ofApp.h"	

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetLineWidth(2);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 50, true, true, true);
	this->word = "0123456789";
}

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


}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	ofSeedRandom(39);
	for (int i = 0; i < 36; i++) {

		auto location = glm::vec3(-25, -250, 0);

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

		ofFill();
		ofSetColor(255);
		ofBeginShape();
		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

			ofNextContour(true);

			outline[outline_index] = outline[outline_index].getResampledByCount(500);
			auto vertices = outline[outline_index].getVertices();
			for (auto& vertex : vertices) {

				float rotate_deg = i * 10;

				glm::vec3 v = location + vertex;
				auto rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));
				v = glm::vec4(v, 0) * rotation;

				rotate_deg = ofMap(ofNoise(glm::length(v) * 0.0025 - ofGetFrameNum() * 0.0085), 0, 1, -230, 230);
				rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));
				v = glm::vec4(v, 0) * rotation;

				ofVertex(v);
			}
		}
		ofEndShape(true);

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

			ofNextContour(true);

			//outline[outline_index] = outline[outline_index].getResampledByCount(500);
			auto vertices = outline[outline_index].getVertices();
			for (auto& vertex : vertices) {

				float rotate_deg = i * 10;

				glm::vec3 v = location + vertex;
				auto rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));
				v = glm::vec4(v, 0) * rotation;

				rotate_deg = ofMap(ofNoise(glm::length(v) * 0.0025 - ofGetFrameNum() * 0.0085), 0, 1, -230, 230);
				rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));
				v = glm::vec4(v, 0) * rotation;

				ofVertex(v);
			}
		}
		ofEndShape(true);

		
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(2);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 50, true, true, true);

this->word = "0123456789";

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofSeedRandom(39);

for (int i = 0; i < 36; i++) {

auto location = glm::vec3(-25, -250, 0);

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

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

ofFill();

ofSetColor(255);

ofBeginShape();

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

ofNextContour(true);

outline[outline_index] = outline[outline_index].getResampledByCount(500);

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

for (auto& vertex : vertices) {

float rotate_deg = i * 10;

glm::vec3 v = location + vertex;

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

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

rotate_deg = ofMap(ofNoise(glm::length(v) * 0.0025 - ofGetFrameNum() * 0.0085), 0, 1, -230, 230);

rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

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

ofVertex(v);

}

ofEndShape(true);

ofNoFill();

ofSetColor(0);

ofBeginShape();

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

ofNextContour(true);

//outline[outline_index] = outline[outline_index].getResampledByCount(500);

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

for (auto& vertex : vertices) {

float rotate_deg = i * 10;

glm::vec3 v = location + vertex;

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

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

rotate_deg = ofMap(ofNoise(glm::length(v) * 0.0025 - ofGetFrameNum() * 0.0085), 0, 1, -230, 230);

rotation = glm::rotate(glm::mat4(), rotate_deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));

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

ofVertex(v);

}

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230720

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2023年6月6日

Overwrite letters. Draw by openFrameworks

[ Video ]

[ About ]
文字を重ねる。

[ 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) {};

	ofTrueTypeFont font;
	string word;
};

#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) {};

ofTrueTypeFont font;

string word;

};

#include "ofApp.h"	

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

	ofSetFrameRate(30);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetLineWidth(3);
	ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 50, true, true, true);
	this->word = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
}

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


}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	ofSeedRandom(39);
	for (int i = 0; i < 400; i++) {

		auto deg = ofRandom(360);
		auto radius = int(ofRandom(720) + ofGetFrameNum() * ofRandom(3, 8)) % 720;
		auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
		
		ofPushMatrix();
		ofTranslate(location);
		ofRotate(ofRandom(360));

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

		ofNoFill();
		ofSetColor(39);
		ofBeginShape();
		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

			ofNextContour(true);

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

				ofVertex(vertex);
			}
		}
		ofEndShape(true);

		ofPopMatrix();
	}

	ofSeedRandom(39);
	for (int i = 0; i < 400; i++) {

		auto deg = ofRandom(360);
		auto radius = int(ofRandom(720) + ofGetFrameNum() * ofRandom(3, 8)) % 720;
		auto location = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

		ofPushMatrix();
		ofTranslate(location);
		ofRotate(ofRandom(360));

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

		ofFill();
		ofSetColor(239);
		ofBeginShape();
		for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

			ofNextContour(true);

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

				ofVertex(vertex);
			}
		}
		ofEndShape(true);

		ofPopMatrix();
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(3);

ofSetRectMode(ofRectMode::OF_RECTMODE_CENTER);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 50, true, true, true);

this->word = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

ofSeedRandom(39);

for (int i = 0; i < 400; i++) {

auto deg = ofRandom(360);

auto radius = int(ofRandom(720) + ofGetFrameNum() * ofRandom(3, 8)) % 720;

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

ofPushMatrix();

ofTranslate(location);

ofRotate(ofRandom(360));

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

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

ofNoFill();

ofSetColor(39);

ofBeginShape();

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

ofNextContour(true);

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

for (auto& vertex : vertices) {

ofVertex(vertex);

}

ofEndShape(true);

ofPopMatrix();

}

ofSeedRandom(39);

for (int i = 0; i < 400; i++) {

auto deg = ofRandom(360);

auto radius = int(ofRandom(720) + ofGetFrameNum() * ofRandom(3, 8)) % 720;

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

ofPushMatrix();

ofTranslate(location);

ofRotate(ofRandom(360));

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

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

ofFill();

ofSetColor(239);

ofBeginShape();

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

ofNextContour(true);

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

for (auto& vertex : vertices) {

ofVertex(vertex);

}

ofEndShape(true);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230606

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