font – ページ 47 – プログラミング de 落描き

2019年8月17日

Rotate ‘A’. openFrameworks

[ Video ]

[ About ]
回転A

Rotate ‘A’

[ 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) {};

	ofEasyCam cam;
	int 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 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;

int font_size;

ofTrueTypeFont font;

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(3);
	ofEnableDepthTest();

	this->font_size = 350;
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();

	auto path = font.getCharacterAsPoints('A', true, false);
	auto outline = path.getOutline();

	auto noise_seed_x = ofRandom(1000);
	auto noise_seed_y = ofRandom(1000);
	auto noise_seed_z = ofRandom(1000);

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

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

		outline[outline_index] = outline[outline_index].getResampledBySpacing(15);
		auto vertices = outline[outline_index].getVertices();

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

			for (int i = 0; i < 25; i++) {

				ofSetColor(39, ofMap(i, 0, 15, 0, 255));

				auto location = glm::vec3(vertices[vertices_index].x - this->font.stringWidth(string{ 'A' }) * 0.5, vertices[vertices_index].y + this->font.stringHeight(string{ 'A' }) * 0.5, 0);
				auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() + i) * 0.005), 0, 1, -PI, PI), glm::vec3(1, 0, 0));
				auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() + i) * 0.005), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
				auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_z, (ofGetFrameNum() + i) * 0.005), 0, 1, -PI, PI), glm::vec3(0, 0, 1));
				location = glm::vec4(location, 0) * rotation_z * rotation_y;

				auto next_location = glm::vec3(vertices[vertices_index].x - this->font.stringWidth(string{ 'A' }) * 0.5, vertices[vertices_index].y + this->font.stringHeight(string{ 'A' }) * 0.5, 0);
				auto next_rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() + i + 1) * 0.005), 0, 1, -PI, PI), glm::vec3(1, 0, 0));
				auto next_rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() + i + 1) * 0.005), 0, 1, -PI, PI), glm::vec3(0, 1, 0));
				auto next_rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_z, (ofGetFrameNum() + i + 1) * 0.005), 0, 1, -PI, PI), glm::vec3(0, 0, 1));
				next_location = glm::vec4(next_location, 0) * next_rotation_z * next_rotation_y;

				ofDrawLine(location, next_location);

				if (i == 24) { ofDrawSphere(next_location, 3); };
			}
		}
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(3);

ofEnableDepthTest();

this->font_size = 350;

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

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

auto path = font.getCharacterAsPoints('A', true, false);

auto outline = path.getOutline();

auto noise_seed_x = ofRandom(1000);

auto noise_seed_y = ofRandom(1000);

auto noise_seed_z = ofRandom(1000);

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

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

outline[outline_index] = outline[outline_index].getResampledBySpacing(15);

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

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

for (int i = 0; i < 25; i++) {

ofSetColor(39, ofMap(i, 0, 15, 0, 255));

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

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() + i) * 0.005), 0, 1, -PI, PI), glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() + i) * 0.005), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_z, (ofGetFrameNum() + i) * 0.005), 0, 1, -PI, PI), glm::vec3(0, 0, 1));

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

auto next_location = glm::vec3(vertices[vertices_index].x - this->font.stringWidth(string{ 'A' }) * 0.5, vertices[vertices_index].y + this->font.stringHeight(string{ 'A' }) * 0.5, 0);

auto next_rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_x, (ofGetFrameNum() + i + 1) * 0.005), 0, 1, -PI, PI), glm::vec3(1, 0, 0));

auto next_rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_y, (ofGetFrameNum() + i + 1) * 0.005), 0, 1, -PI, PI), glm::vec3(0, 1, 0));

auto next_rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed_z, (ofGetFrameNum() + i + 1) * 0.005), 0, 1, -PI, PI), glm::vec3(0, 0, 1));

next_location = glm::vec4(next_location, 0) * next_rotation_z * next_rotation_y;

ofDrawLine(location, next_location);

if (i == 24) { ofDrawSphere(next_location, 3); };

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190817

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2019年8月11日

Font rotate. openFrameworks

[ Video ]

[ About ]
文字回転。

Font rotate.

[ 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) {};
	
	int 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) {};

int font_size;

ofTrueTypeFont font;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(3);

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

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

	ofSeedRandom(39);
}

//--------------------------------------------------------------
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', '!' };

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

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

		auto path = font.getCharacterAsPoints(charactors[char_index], true, false);
		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(100);
			auto vertices = outline[outline_index].getVertices();
			for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {

				auto point = glm::vec3(vertices[vertices_index].x - this->font.stringWidth(string{ charactors[char_index] }) * 0.5, vertices[vertices_index].y + this->font.stringHeight(string{ charactors[char_index] }) * 0.5, 0);
				int len = glm::length(point);
				auto noise_value = ofNoise(location.x, location.y, len * 0.005, ofGetFrameNum() * 0.008);

				if (noise_value <= 0.35) {

					auto rotation_z = glm::rotate(glm::mat4(), ofMap(noise_value, 0.0, 0.35, -PI, 0), glm::vec3(0, 0, 1));
					point = glm::vec4(point, 0) * rotation_z;
					ofVertex(glm::vec3(point));
				}
				else if (noise_value >= 0.65) {

					auto rotation_z = glm::rotate(glm::mat4(), ofMap(noise_value, 0.65, 1.0, 0, PI), glm::vec3(0, 0, 1));
					point = glm::vec4(point, 0) * rotation_z;
					ofVertex(glm::vec3(point));
				}
				else {

					ofVertex(glm::vec3(point));
				}
			}
		}
		ofEndShape(true);

		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);

ofSetLineWidth(3);

this->font_size = 100;

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

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

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', '!' };

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

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

ofPushMatrix();

ofTranslate(location);

auto path = font.getCharacterAsPoints(charactors[char_index], true, false);

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(100);

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

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

auto point = glm::vec3(vertices[vertices_index].x - this->font.stringWidth(string{ charactors[char_index] }) * 0.5, vertices[vertices_index].y + this->font.stringHeight(string{ charactors[char_index] }) * 0.5, 0);

int len = glm::length(point);

auto noise_value = ofNoise(location.x, location.y, len * 0.005, ofGetFrameNum() * 0.008);

if (noise_value <= 0.35) {

auto rotation_z = glm::rotate(glm::mat4(), ofMap(noise_value, 0.0, 0.35, -PI, 0), glm::vec3(0, 0, 1));

point = glm::vec4(point, 0) * rotation_z;

ofVertex(glm::vec3(point));

}

else if (noise_value >= 0.65) {

auto rotation_z = glm::rotate(glm::mat4(), ofMap(noise_value, 0.65, 1.0, 0, PI), glm::vec3(0, 0, 1));

point = glm::vec4(point, 0) * rotation_z;

ofVertex(glm::vec3(point));

}

else {

ofVertex(glm::vec3(point));

}

ofEndShape(true);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190811

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2019年8月8日2019年8月8日

Font wave. openFrameworks

[ Video ]

[ About ]
文字ウェーブ。

Font wave.

[ 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;

	int font_size;
	vector<ofPath> chara_path;
};

#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;

int font_size;

vector<ofPath> chara_path;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(3);
	ofNoFill();
	ofEnableDepthTest();

	this->font_size = 300;
	ofTrueTypeFont font;
	font.loadFont("fonts/Kazesawa-Bold.ttf", this->font_size, true, true, true);

	for (char c = 'A'; c <= 'Z'; c++) {

		this->chara_path.push_back(font.getCharacterAsPoints(c, true, false));
	}
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateZ(180);
	ofRotateY(180);

	int span = 380;
	for (int x = -span; x <= span; x += span) {

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

			ofPushMatrix();
			ofTranslate(x, y);

			int char_index = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0005), 0, 1, 0, this->chara_path.size());
			auto outline = this->chara_path[char_index].getOutline();
			for (int line_index = 0; line_index < outline.size(); line_index++) {

				outline[line_index] = outline[line_index].getResampledByCount(80);
				auto vertices = outline[line_index].getVertices();
				for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {

					auto point = vertices[vertices_index] + glm::vec2(this->font_size * -0.5, this->font_size * 0.5);
					auto next_point = vertices[vertices_index + 1] + glm::vec2(this->font_size * -0.5, this->font_size * 0.5);
					if (vertices_index == vertices.size() - 1) {

						point = vertices[vertices_index] + glm::vec2(this->font_size * -0.5, this->font_size * 0.5);
						next_point = vertices[0] + glm::vec2(this->font_size * -0.5, this->font_size * 0.5);
					}
					auto z = ofMap(ofNoise((x + point.x) * 0.005, (y + point.y) * 0.005, ofGetFrameNum() * 0.005), 0, 1, 0, -200);

					ofFill();
					ofSetColor(239);

					ofBeginShape();
					ofVertex(point);
					ofVertex(next_point);
					ofVertex(next_point + glm::vec3(0, 0, z));
					ofVertex(point + glm::vec3(0, 0, z));
					ofEndShape(true);

					ofNoFill();
					ofSetColor(39);

					ofBeginShape();
					ofVertex(point);
					ofVertex(next_point);
					ofVertex(next_point + glm::vec3(0, 0, z));
					ofVertex(point + glm::vec3(0, 0, z));
					ofEndShape(true);
				}
			}

			ofPopMatrix();
		}
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(3);

ofNoFill();

ofEnableDepthTest();

this->font_size = 300;

ofTrueTypeFont font;

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

for (char c = 'A'; c <= 'Z'; c++) {

this->chara_path.push_back(font.getCharacterAsPoints(c, true, false));

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateZ(180);

ofRotateY(180);

int span = 380;

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

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

ofPushMatrix();

ofTranslate(x, y);

int char_index = ofMap(ofNoise(ofRandom(1000), ofGetFrameNum() * 0.0005), 0, 1, 0, this->chara_path.size());

auto outline = this->chara_path[char_index].getOutline();

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

outline[line_index] = outline[line_index].getResampledByCount(80);

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

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

auto point = vertices[vertices_index] + glm::vec2(this->font_size * -0.5, this->font_size * 0.5);

auto next_point = vertices[vertices_index + 1] + glm::vec2(this->font_size * -0.5, this->font_size * 0.5);

if (vertices_index == vertices.size() - 1) {

point = vertices[vertices_index] + glm::vec2(this->font_size * -0.5, this->font_size * 0.5);

next_point = vertices[0] + glm::vec2(this->font_size * -0.5, this->font_size * 0.5);

}

auto z = ofMap(ofNoise((x + point.x) * 0.005, (y + point.y) * 0.005, ofGetFrameNum() * 0.005), 0, 1, 0, -200);

ofFill();

ofSetColor(239);

ofBeginShape();

ofVertex(point);

ofVertex(next_point);

ofVertex(next_point + glm::vec3(0, 0, z));

ofVertex(point + glm::vec3(0, 0, z));

ofEndShape(true);

ofNoFill();

ofSetColor(39);

ofBeginShape();

ofVertex(point);

ofVertex(next_point);

ofVertex(next_point + glm::vec3(0, 0, z));

ofVertex(point + glm::vec3(0, 0, z));

ofEndShape(true);

}

ofPopMatrix();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190808

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