character – ページ 23 – プログラミング de 落描き

2018年8月17日2018年8月17日

R E L A Y openframeworks

[ Video ]

[ About ]
徐々に変化する文字列

Gradually changing character.

[ 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) {};

	void draw_blend_charactor(ofPoint point, char c1, char c2, float progress);

	int font_size;
	ofTrueTypeFont font;
	vector<char> charactors;

	int index;
	float progress;
};

#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) {};

void draw_blend_charactor(ofPoint point, char c1, char c2, float progress);

int font_size;

ofTrueTypeFont font;

vector<char> charactors;

int index;

float progress;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofSetColor(39);
	ofNoFill();
	ofSetLineWidth(2);

	this->font_size = 130;
	this->font.loadFont("fonts/Kazesawa-bold.ttf", this->font_size, true, true, true);

	this->charactors = { 'R', 'E', 'L', 'A', 'Y' };

	this->index = 0;
	this->progress = 0;
}

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

	if (ofGetFrameNum() % 60 == 0) {

		this->index = (this->index + 1) % this->charactors.size();
		this->progress = 0;
	}
	this->progress += this->progress < 100 ? 2 : 0;
}

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

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

		int next_index = (tmp_index + 1) % this->charactors.size();
		this->draw_blend_charactor(ofPoint(144 * i + 72, ofGetHeight() * 0.5), this->charactors[tmp_index], this->charactors[next_index], this->progress);
		tmp_index = next_index;
	}
}

//--------------------------------------------------------------
void ofApp::draw_blend_charactor(ofPoint point, char c1, char c2, float progress) {

	int total_sample_count = 100;

	ofPushMatrix();
	ofTranslate(point);

	ofPath path = this->font.getCharacterAsPoints(c1, true, false);
	vector<ofPolyline> outline = path.getOutline();
	int sample_count = total_sample_count / outline.size();
	vector<ofPoint> points;
	for (int outline_index = 0; outline_index < (int)outline.size(); outline_index++) {

		outline[outline_index] = outline[outline_index].getResampledByCount(sample_count);
		vector<glm::vec3> vertices = outline[outline_index].getVertices();
		for (size_t vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {

			ofPoint point(vertices[vertices_index].x - this->font_size * 0.5, vertices[vertices_index].y + this->font_size * 0.5, vertices[vertices_index].z);
			points.push_back(point);
		}
	}

	ofPath next_path = this->font.getCharacterAsPoints(c2, true, false);
	vector<ofPolyline> next_outline = next_path.getOutline();
	int next_sample_count = total_sample_count / next_outline.size();
	vector<ofPoint> next_points;
	for (int outline_index = 0; outline_index < (int)next_outline.size(); outline_index++) {

		next_outline[outline_index] = next_outline[outline_index].getResampledByCount(next_sample_count);
		vector<glm::vec3> vertices = next_outline[outline_index].getVertices();
		for (size_t vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {

			ofPoint point(vertices[vertices_index].x - this->font_size * 0.5, vertices[vertices_index].y + this->font_size * 0.5, vertices[vertices_index].z);
			next_points.push_back(point);
		}
	}

	vector<ofPoint> draw_points;
	for (int i = 0; i < total_sample_count; i++) {

		if (i < points.size() && i < next_points.size()) {

			ofPoint p = (next_points[i] - points[i]) * progress * 0.01 + points[i];
			draw_points.push_back(p);
		}
	}

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

		for (int j = i + 1; j < draw_points.size(); j++) {

			if (draw_points[i].distance(draw_points[j]) < 15) {

				ofDrawLine(draw_points[i], draw_points[j]);
			}
		}
	}

	ofPopMatrix();
}

//--------------------------------------------------------------
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);

ofSetColor(39);

ofNoFill();

ofSetLineWidth(2);

this->font_size = 130;

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

this->charactors = { 'R', 'E', 'L', 'A', 'Y' };

this->index = 0;

this->progress = 0;

}

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

void ofApp::update() {

if (ofGetFrameNum() % 60 == 0) {

this->index = (this->index + 1) % this->charactors.size();

this->progress = 0;

}

this->progress += this->progress < 100 ? 2 : 0;

}

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

void ofApp::draw() {

int tmp_index = this->index;

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

int next_index = (tmp_index + 1) % this->charactors.size();

this->draw_blend_charactor(ofPoint(144 * i + 72, ofGetHeight() * 0.5), this->charactors[tmp_index], this->charactors[next_index], this->progress);

tmp_index = next_index;

}

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

void ofApp::draw_blend_charactor(ofPoint point, char c1, char c2, float progress) {

int total_sample_count = 100;

ofPushMatrix();

ofTranslate(point);

ofPath path = this->font.getCharacterAsPoints(c1, true, false);

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

int sample_count = total_sample_count / outline.size();

vector<ofPoint> points;

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

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

vector<glm::vec3> vertices = outline[outline_index].getVertices();

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

ofPoint point(vertices[vertices_index].x - this->font_size * 0.5, vertices[vertices_index].y + this->font_size * 0.5, vertices[vertices_index].z);

points.push_back(point);

}

ofPath next_path = this->font.getCharacterAsPoints(c2, true, false);

vector<ofPolyline> next_outline = next_path.getOutline();

int next_sample_count = total_sample_count / next_outline.size();

vector<ofPoint> next_points;

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

next_outline[outline_index] = next_outline[outline_index].getResampledByCount(next_sample_count);

vector<glm::vec3> vertices = next_outline[outline_index].getVertices();

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

ofPoint point(vertices[vertices_index].x - this->font_size * 0.5, vertices[vertices_index].y + this->font_size * 0.5, vertices[vertices_index].z);

next_points.push_back(point);

}

vector<ofPoint> draw_points;

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

if (i < points.size() && i < next_points.size()) {

ofPoint p = (next_points[i] - points[i]) * progress * 0.01 + points[i];

draw_points.push_back(p);

}

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

for (int j = i + 1; j < draw_points.size(); j++) {

if (draw_points[i].distance(draw_points[j]) < 15) {

ofDrawLine(draw_points[i], draw_points[j]);

}

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180817

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2018年8月14日2018年8月14日

Noise Font. openframeworks

[ Video ]

[ About ]
パーリンノイズで文字をユラユラ

Font is slide by Perlin noise.

[ Souce ]

#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;
	int font_size;
};

#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;

int font_size;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofSetWindowTitle("openframeworks");

	ofBackground(239);
	ofSetColor(39);

	this->font_size = 100;
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);
}

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

}

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

	vector<char> charactors = { 'N', 'O', 'I', 'S', 'E' };
	int sample_count = 180;
	for (int charactor_index = 0; charactor_index < charactors.size(); charactor_index++) {

		ofPath path = this->font.getCharacterAsPoints(charactors[charactor_index], true, false);
		vector<ofPolyline> outline = path.getOutline();

		ofPoint location = ofPoint(charactor_index * 144 + 72, ofGetHeight() * 0.5);
		ofPushMatrix();
		ofTranslate(location);

		ofNoFill();
		this->font.drawStringAsShapes(string{ charactors[charactor_index] }, this->font_size * -0.5, this->font_size * 0.5);

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

			if (outline_index != 0) {

				ofNextContour(true);
			}

			outline[outline_index] = outline[outline_index].getResampledByCount(sample_count);
			vector<glm::vec3> vertices = outline[outline_index].getVertices();
			for (int vertices_index = 0; vertices_index < (int)vertices.size(); vertices_index++) {

				ofPoint point(vertices[vertices_index].x - this->font_size * 0.5, vertices[vertices_index].y + this->font_size * 0.5, vertices[vertices_index].z);
				int noise_value = ofMap(ofNoise((location.x + point.x) * -0.01 - ofGetFrameNum() * 0.03), 0, 1, -100, 100);
				noise_value /= 10;
				noise_value *= 10;
				if (noise_value > -20 && noise_value < 20) {

					noise_value = 0;
				}

				ofVertex(point + ofPoint(noise_value, noise_value));
			}
		}
		ofEndShape();
		ofPopMatrix();
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

this->font_size = 100;

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

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

vector<char> charactors = { 'N', 'O', 'I', 'S', 'E' };

int sample_count = 180;

for (int charactor_index = 0; charactor_index < charactors.size(); charactor_index++) {

ofPath path = this->font.getCharacterAsPoints(charactors[charactor_index], true, false);

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

ofPoint location = ofPoint(charactor_index * 144 + 72, ofGetHeight() * 0.5);

ofPushMatrix();

ofTranslate(location);

ofNoFill();

this->font.drawStringAsShapes(string{ charactors[charactor_index] }, this->font_size * -0.5, this->font_size * 0.5);

ofFill();

ofBeginShape();

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

if (outline_index != 0) {

ofNextContour(true);

}

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

vector<glm::vec3> vertices = outline[outline_index].getVertices();

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

ofPoint point(vertices[vertices_index].x - this->font_size * 0.5, vertices[vertices_index].y + this->font_size * 0.5, vertices[vertices_index].z);

int noise_value = ofMap(ofNoise((location.x + point.x) * -0.01 - ofGetFrameNum() * 0.03), 0, 1, -100, 100);

noise_value /= 10;

noise_value *= 10;

if (noise_value > -20 && noise_value < 20) {

noise_value = 0;

}

ofVertex(point + ofPoint(noise_value, noise_value));

}

ofEndShape();

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180814

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2018年7月9日2018年7月9日

Font Path x Noise openframeworks

[ Video ]

[ About ]
ofTrueTypeFontから取得した文字の座標をNoise関数で歪めました。

I distorted characters with noise method.
Noise method parameter is coordinate.

[ 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;
	int font_size;
};

#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;

int font_size;

};

#include "ofApp.h"

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

	ofSetFrameRate(60);
	ofBackground(39);
	ofSetWindowTitle("Insta");

	ofNoFill();
	ofSetColor(239);
	ofSetLineWidth(2);

	this->font_size = 100;
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);
}

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

}

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

	vector<char> charactors = { 'A', 'B', 'C', 'D', 'E', 'F',
		'G', 'H', 'I', 'J', 'K', 'L',
		'M', 'N', 'O', 'P', 'Q', 'R',
		'S', 'T', 'U', 'V', 'W', 'X',
		'Y', 'Z', '!' };
	int sample_count = 180;
	for (int charactor_index = 0; charactor_index < charactors.size(); charactor_index++) {

		ofPath path = this->font.getCharacterAsPoints(charactors[charactor_index], true, false);
		vector<ofPolyline> outline = path.getOutline();

		ofPoint location = ofPoint(charactor_index % 6 * this->font_size * 1.2 + this->font_size * 0.7, charactor_index / 6 * this->font_size * 1.4 + this->font_size * 0.7);
		ofPushMatrix();
		ofTranslate(location);

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

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

			outline[outline_index] = outline[outline_index].getResampledByCount(sample_count);
			vector<glm::vec3> vertices = outline[outline_index].getVertices();

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

				ofPoint point(vertices[vertices_index].x - this->font_size * 0.5, vertices[vertices_index].y + this->font_size * 0.5, vertices[vertices_index].z);
				ofPoint noise_point = location + point;
				int noise_value = ofMap(ofNoise(noise_point.x * 0.001, noise_point.y * 0.001, ofGetFrameNum() * 0.008), 0, 1, 0.2, 1.2) * 10;

				ofVertex(point * noise_value * 0.1);
			}
			ofEndShape(true);
		}

		ofPopMatrix();
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(39);

ofSetWindowTitle("Insta");

ofNoFill();

ofSetColor(239);

ofSetLineWidth(2);

this->font_size = 100;

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

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

vector<char> charactors = { 'A', 'B', 'C', 'D', 'E', 'F',

'G', 'H', 'I', 'J', 'K', 'L',

'M', 'N', 'O', 'P', 'Q', 'R',

'S', 'T', 'U', 'V', 'W', 'X',

'Y', 'Z', '!' };

int sample_count = 180;

for (int charactor_index = 0; charactor_index < charactors.size(); charactor_index++) {

ofPath path = this->font.getCharacterAsPoints(charactors[charactor_index], true, false);

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

ofPoint location = ofPoint(charactor_index % 6 * this->font_size * 1.2 + this->font_size * 0.7, charactor_index / 6 * this->font_size * 1.4 + this->font_size * 0.7);

ofPushMatrix();

ofTranslate(location);

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

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

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

vector<glm::vec3> vertices = outline[outline_index].getVertices();

ofBeginShape();

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

ofPoint point(vertices[vertices_index].x - this->font_size * 0.5, vertices[vertices_index].y + this->font_size * 0.5, vertices[vertices_index].z);

ofPoint noise_point = location + point;

int noise_value = ofMap(ofNoise(noise_point.x * 0.001, noise_point.y * 0.001, ofGetFrameNum() * 0.008), 0, 1, 0.2, 1.2) * 10;

ofVertex(point * noise_value * 0.1);

}

ofEndShape(true);

}

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20180709

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