font – ページ 5 – プログラミング de 落描き

2023年1月31日

River of letters. Draw by openFrameworks

[ Video ]

[ About ]
文字の川。

[ 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 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) {};

	vector<glm::vec2> location_list;
	vector<ofColor> color_list;
	vector<int> index_list;
	vector<bool> flag_list;

	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 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) {};

vector<glm::vec2> location_list;

vector<ofColor> color_list;

vector<int> index_list;

vector<bool> flag_list;

ofTrueTypeFont font;

string word;

};

#include "ofApp.h"	

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

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

	ofBackground(0);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 25, true, true, true);
	this->word = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

	vector<glm::vec2> location_list;
	ofColor color;
	for (int x = -300 - 15; x <= 300 - 15; x += 30) {

		for (int y = -300 + 15; y <= 300 + 15; y += 30) {
			
			this->location_list.push_back(glm::vec2(x + 15, y - 15));
			color.setHsb(ofRandom(255), 100, 255);
			this->color_list.push_back(color);
			this->index_list.push_back(ofRandom(this->word.size()));
			this->flag_list.push_back(false);
		}
	}
}

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

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

		auto y = ofMap(ofNoise(this->location_list[i].x * 0.003 + ofGetFrameNum() * 0.02), 0, 1, -460, 460);
		this->flag_list[i] = false;

		if (abs(this->location_list[i].y - y) < 60) {

			color.setHsb(ofRandom(255), 100, 255);
			this->color_list[i] = color;
			this->index_list[i] = (ofRandom(this->word.size()));
			this->flag_list[i] = true;
		}
	}
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

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

		ofPushMatrix();
		ofTranslate(this->location_list[i]);

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

		if (flag_list[i]) {

			ofFill();
			ofSetColor(this->color_list[i], 200);
			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 + glm::vec2(-8, 15));
				}
			}
			ofEndShape(true);
		}

		ofNoFill();
		ofSetColor(this->color_list[i]);
		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 + glm::vec2(-8, 15));
			}
		}
		ofEndShape(true);

		ofPopMatrix();
	}
}

//--------------------------------------------------------------
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(0);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 25, true, true, true);

this->word = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";

vector<glm::vec2> location_list;

ofColor color;

for (int x = -300 - 15; x <= 300 - 15; x += 30) {

for (int y = -300 + 15; y <= 300 + 15; y += 30) {

this->location_list.push_back(glm::vec2(x + 15, y - 15));

color.setHsb(ofRandom(255), 100, 255);

this->color_list.push_back(color);

this->index_list.push_back(ofRandom(this->word.size()));

this->flag_list.push_back(false);

}

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

void ofApp::update() {

ofColor color;

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

auto y = ofMap(ofNoise(this->location_list[i].x * 0.003 + ofGetFrameNum() * 0.02), 0, 1, -460, 460);

this->flag_list[i] = false;

if (abs(this->location_list[i].y - y) < 60) {

color.setHsb(ofRandom(255), 100, 255);

this->color_list[i] = color;

this->index_list[i] = (ofRandom(this->word.size()));

this->flag_list[i] = true;

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

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

ofPushMatrix();

ofTranslate(this->location_list[i]);

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

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

if (flag_list[i]) {

ofFill();

ofSetColor(this->color_list[i], 200);

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 + glm::vec2(-8, 15));

}

ofEndShape(true);

}

ofNoFill();

ofSetColor(this->color_list[i]);

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 + glm::vec2(-8, 15));

}

ofEndShape(true);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230131

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2023年1月22日

Twisting font. Draw by openFrameworks

[ Video ]

[ About ]
ひねり文字。

[ 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;
};

#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;

};

#include "ofApp.h"

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

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

	ofBackground(255);
	ofSetColor(0);
	ofFill();
	ofSetLineWidth(1.5);

	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 90, true, true, true);
}

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

}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	string word = "From Code";
	for (int y = -240 + 40; y < ofGetHeight() - 480; y += 120) {

		auto path_list = font.getStringAsPoints(word, true, false);

		for (auto path : path_list) {

			auto outline = path.getOutline();

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

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

				outline[outline_index] = outline[outline_index].getResampledByCount(300);
				auto vertices = outline[outline_index].getVertices();
				for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {

					auto location = glm::vec3(vertices[vertices_index].x - this->font.stringWidth(word) * 0.5, y + vertices[vertices_index].y + this->font.stringHeight(word) * 0.5, 0);
					auto len = glm::length(location);
					auto noise_value = ofNoise(len * 0.01 - ofGetFrameNum() * 0.05);
					float deg = 0;
					if (noise_value < 0.35) {

						deg = ofMap(noise_value, 0, 0.35, -360, 0);
					}
					else if (noise_value > 0.65) {

						deg = ofMap(noise_value, 0.65, 1, 0, 360);
					}

					auto rotation = glm::rotate(glm::mat4(), deg * (float)DEG_TO_RAD, glm::vec3(0, 0, 1));
					location = glm::vec4(location, 0) * rotation;

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

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(255);

ofSetColor(0);

ofFill();

ofSetLineWidth(1.5);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 90, true, true, true);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

string word = "From Code";

for (int y = -240 + 40; y < ofGetHeight() - 480; y += 120) {

auto path_list = font.getStringAsPoints(word, true, false);

for (auto path : path_list) {

auto outline = path.getOutline();

ofBeginShape();

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

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

outline[outline_index] = outline[outline_index].getResampledByCount(300);

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

for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {

auto location = glm::vec3(vertices[vertices_index].x - this->font.stringWidth(word) * 0.5, y + vertices[vertices_index].y + this->font.stringHeight(word) * 0.5, 0);

auto len = glm::length(location);

auto noise_value = ofNoise(len * 0.01 - ofGetFrameNum() * 0.05);

float deg = 0;

if (noise_value < 0.35) {

deg = ofMap(noise_value, 0, 0.35, -360, 0);

}

else if (noise_value > 0.65) {

deg = ofMap(noise_value, 0.65, 1, 0, 360);

}

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

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

ofVertex(location);

}

ofEndShape(true);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230122

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Amazon

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2023年1月19日

Afterimage. Draw by openFrameworks

[ Video ]

[ About ]
残像だ。

[ 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(0);
	ofSetLineWidth(1.5);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	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 = "01234567890123456789";
	int sample_count = 180;

	vector<ofColor> color_list = { ofColor(255, 0, 0), ofColor(0, 255, 0), ofColor(0, 0, 255), };

	for (int x = -200; x <= 200; x += 100) {

		for (int y = -200; y <= 200; y += 100) {

			auto noise_seed = ofRandom(1000);
			for (int i = 0; i < color_list.size() * 2; i++) {

				int word_index = ofMap(ofNoise(noise_seed, i * 0.01 + ofGetFrameNum() * 0.004), 0, 1, 0, word.size());
				ofPath chara_path = this->font.getCharacterAsPoints(word[word_index], true, false);
				vector<ofPolyline> outline = chara_path.getOutline();

				ofFill();
				ofSetColor(ofColor(color_list[i % color_list.size()], 64));
				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, 0);
						location = location + glm::vec3(x, y, 0);
						ofVertex(location);
					}
				}
				ofEndShape();

				ofNoFill();
				ofSetColor(ofColor(color_list[i % color_list.size()]));
				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, 0);
						location = location + glm::vec3(x, y, 0);
						ofVertex(location);
					}
				}
				ofEndShape();
			}
		}
	}


	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(0);

ofSetLineWidth(1.5);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

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 = "01234567890123456789";

int sample_count = 180;

vector<ofColor> color_list = { ofColor(255, 0, 0), ofColor(0, 255, 0), ofColor(0, 0, 255), };

for (int x = -200; x <= 200; x += 100) {

for (int y = -200; y <= 200; y += 100) {

auto noise_seed = ofRandom(1000);

for (int i = 0; i < color_list.size() * 2; i++) {

int word_index = ofMap(ofNoise(noise_seed, i * 0.01 + ofGetFrameNum() * 0.004), 0, 1, 0, word.size());

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

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

ofFill();

ofSetColor(ofColor(color_list[i % color_list.size()], 64));

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, 0);

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

ofVertex(location);

}

ofEndShape();

ofNoFill();

ofSetColor(ofColor(color_list[i % color_list.size()]));

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, 0);

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

ofVertex(location);

}

ofEndShape();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20230119

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2024年5月
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