font – ページ 42 – プログラミング de 落描き

2020年1月28日2020年1月28日

Moving words. openFrameworks

[ Video ]

[ About ]
浮遊する文字列。

Moving words.

[ 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(239);
	ofSetColor(39);
	ofSetLineWidth(1.5);
	ofEnableDepthTest();

	this->font_size = 15;
	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);

	vector<string> word_list = { "PCD TOKYO 2020 !", "PCD TOKYO 2020 !", "PCD TOKYO 2020 !", "PCD TOKYO 2020 !" };
	int sample_count = 180;
	for (auto& word : word_list) {

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

		auto word_size = this->font.getStringBoundingBox(word, 0, 0);
		vector<ofPath> word_path = this->font.getStringAsPoints(word, true, false);
		for (int word_index = 0; word_index < word_path.size(); word_index++) {

			vector<ofPolyline> outline = word_path[word_index].getOutline();

			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 noise_location = glm::vec3(
						ofMap(ofNoise(noise_param.x, vertex.x * 0.005 - ofGetFrameNum() * 0.005), 0, 1, -300, 300),
						ofMap(ofNoise(noise_param.y, vertex.x * 0.005 - ofGetFrameNum() * 0.005), 0, 1, -300, 300),
						ofMap(ofNoise(noise_param.z, vertex.x * 0.005 - ofGetFrameNum() * 0.005), 0, 1, -300, 300));

					ofVertex(noise_location + vertex - glm::vec3(word_size.getWidth() * 0.5, -word_size.getHeight() * 0.5, 0));
				}
			}
			ofEndShape();
		}
	}

	this->cam.end();
}

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

	ofSetupOpenGL(1280, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(1.5);

ofEnableDepthTest();

this->font_size = 15;

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);

vector<string> word_list = { "PCD TOKYO 2020 !", "PCD TOKYO 2020 !", "PCD TOKYO 2020 !", "PCD TOKYO 2020 !" };

int sample_count = 180;

for (auto& word : word_list) {

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

auto word_size = this->font.getStringBoundingBox(word, 0, 0);

vector<ofPath> word_path = this->font.getStringAsPoints(word, true, false);

for (int word_index = 0; word_index < word_path.size(); word_index++) {

vector<ofPolyline> outline = word_path[word_index].getOutline();

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 noise_location = glm::vec3(

ofMap(ofNoise(noise_param.x, vertex.x * 0.005 - ofGetFrameNum() * 0.005), 0, 1, -300, 300),

ofMap(ofNoise(noise_param.y, vertex.x * 0.005 - ofGetFrameNum() * 0.005), 0, 1, -300, 300),

ofMap(ofNoise(noise_param.z, vertex.x * 0.005 - ofGetFrameNum() * 0.005), 0, 1, -300, 300));

ofVertex(noise_location + vertex - glm::vec3(word_size.getWidth() * 0.5, -word_size.getHeight() * 0.5, 0));

}

ofEndShape();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(1280, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200128

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2020年1月24日2020年1月24日

PCD TOKYO 2020 ! openFrameworks

[ Video ]

[ About ]
PCD TOKYO 2020まで、あと1週間！

PCD TOKYO 2020 02/01 !

[ 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(239);
	ofSetWindowTitle("openFrameworks");

	ofNoFill();
	ofSetColor(39);
	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() {

	auto word = "PCD TOKYO 2020 !";
	auto base_location = glm::vec2(ofGetWidth() * 0.5 - this->font.stringWidth(word) * 0.5, this->font_size + 10);
	auto param = ofGetFrameNum();

	while (base_location.y < ofGetHeight()) {

		int sample_count = 180;
		vector<ofPath> word_path = this->font.getStringAsPoints(word, true, false);
		for (int word_index = 0; word_index < word_path.size(); word_index++) {

			vector<ofPolyline> outline = word_path[word_index].getOutline();
			for (int outline_index = 0; outline_index < outline.size(); outline_index++) {

				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++) {

					auto location = base_location + vertices[vertices_index];

					if (param % (sample_count * 2) < sample_count) {

						if (vertices_index < param % sample_count) {

							ofVertex(location);
						}
					}
					else {

						if (vertices_index > param % sample_count) {

							ofVertex(location);
						}
					}

					if (vertices_index == param % sample_count) {

						ofDrawCircle(location, 3);
					}

				}
				ofEndShape();
			}

			param += sample_count / 3;
		}

		base_location += glm::vec2(0, this->font_size + 20);
	}
}

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

	ofSetupOpenGL(1280, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(239);

ofSetWindowTitle("openFrameworks");

ofNoFill();

ofSetColor(39);

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() {

auto word = "PCD TOKYO 2020 !";

auto base_location = glm::vec2(ofGetWidth() * 0.5 - this->font.stringWidth(word) * 0.5, this->font_size + 10);

auto param = ofGetFrameNum();

while (base_location.y < ofGetHeight()) {

int sample_count = 180;

vector<ofPath> word_path = this->font.getStringAsPoints(word, true, false);

for (int word_index = 0; word_index < word_path.size(); word_index++) {

vector<ofPolyline> outline = word_path[word_index].getOutline();

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

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++) {

auto location = base_location + vertices[vertices_index];

if (param % (sample_count * 2) < sample_count) {

if (vertices_index < param % sample_count) {

ofVertex(location);

}

else {

if (vertices_index > param % sample_count) {

ofVertex(location);

}

if (vertices_index == param % sample_count) {

ofDrawCircle(location, 3);

}

ofEndShape();

}

param += sample_count / 3;

}

base_location += glm::vec2(0, this->font_size + 20);

}

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

int main() {

ofSetupOpenGL(1280, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200124

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2020年1月18日

Face identification and character mask. openFrameworks

[ Video ]

[ About ]
OpenCVで顔識別して、顔エリアのサイズの絵を描いてマスクする。

Face identification and character mask.

[ Source ]

#pragma once
#include "ofMain.h"
#include <opencv2/opencv.hpp>

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) {};

	cv::Size cap_size;
	cv::VideoCapture cap;
	cv::Mat frame;
	ofImage image;
	ofFbo fbo;
	ofTrueTypeFont font;
	cv::CascadeClassifier face_cascade;
};

#pragma once

#include "ofMain.h"

#include <opencv2/opencv.hpp>

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) {};

cv::Size cap_size;

cv::VideoCapture cap;

cv::Mat frame;

ofImage image;

ofFbo fbo;

ofTrueTypeFont font;

cv::CascadeClassifier face_cascade;

};

#include "ofApp.h"

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

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

	ofBackground(0);

	this->cap_size = cv::Size(1280, 720);

	this->cap.open(0);
	this->cap.set(cv::CAP_PROP_FPS, 30);
	this->cap.set(cv::CAP_PROP_FRAME_WIDTH, this->cap_size.width);
	this->cap.set(cv::CAP_PROP_FRAME_HEIGHT, this->cap_size.height);

	this->image.allocate(this->cap_size.width, this->cap_size.height, OF_IMAGE_COLOR);
	this->frame = cv::Mat(cv::Size(this->image.getWidth(), this->image.getHeight()), CV_MAKETYPE(CV_8UC3, this->image.getPixels().getNumChannels()), this->image.getPixels().getData(), 0);
	this->face_cascade.load("D:\\opencv_4.1.2\\build\\install\\etc\\haarcascades\\haarcascade_frontalface_alt2.xml");

	this->fbo.allocate(this->cap_size.width, this->cap_size.height);
	this->font.loadFont("fonts/Kazesawa-Bold.ttf", 15, true, true, true);
}

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

	this->cap >> this->frame;
	cv::cvtColor(this->frame, this->frame, cv::COLOR_BGR2RGB);
	cv::flip(this->frame, this->frame, 1);
	this->image.update();

	cv::Mat gray_frame, small_frame;
	cv::cvtColor(this->frame, gray_frame, cv::COLOR_RGB2GRAY);
	cv::resize(gray_frame, small_frame, cv::Size(this->cap_size.width * 0.5, this->cap_size.height * 0.5));

	vector<cv::Rect> faces;
	this->face_cascade.detectMultiScale(small_frame, faces);

	int face_count = 0;
	glm::vec2 face_location, face_size;
	float max_area = 0.f;
	for (cv::Rect r : faces) {

		auto tmp_face_location = glm::vec2(r.x * 2.f, r.y * 2.f);
		auto tmp_face_size = glm::vec2(r.width * 2, r.height * 2);
		auto area = tmp_face_size.x * tmp_face_size.y;
		if (area > max_area) {

			face_location = tmp_face_location;
			face_size = tmp_face_size;
		}
	}

	this->fbo.begin();
	ofClear(0);

	for (int x = face_location.x; x < face_location.x + face_size.x; x += 15) {

		for (int y = face_location.y; y < face_location.y + face_size.y; y += 15) {

			char moji = ofMap(ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.05), 0, 1, '0', 'z');
			this->font.drawString(string{ moji }, x, y);
		}
	}

	ofDrawRectangle(0, 0, this->fbo.getWidth(), face_location.y);
	ofDrawRectangle(0, 0, face_location.x, this->fbo.getHeight());
	ofDrawRectangle(0, face_location.y + face_size.y, this->fbo.getWidth(), this->fbo.getHeight());
	ofDrawRectangle(face_location.x + face_size.x, 0, this->fbo.getWidth(), this->fbo.getHeight());

	this->fbo.end();

	this->image.getTextureReference().setAlphaMask(this->fbo.getTexture());
}

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

	this->image.draw(0, 0);
}

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

	ofSetupOpenGL(1280, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofSetWindowTitle("openframeworks");

ofBackground(0);

this->cap_size = cv::Size(1280, 720);

this->cap.open(0);

this->cap.set(cv::CAP_PROP_FPS, 30);

this->cap.set(cv::CAP_PROP_FRAME_WIDTH, this->cap_size.width);

this->cap.set(cv::CAP_PROP_FRAME_HEIGHT, this->cap_size.height);

this->image.allocate(this->cap_size.width, this->cap_size.height, OF_IMAGE_COLOR);

this->frame = cv::Mat(cv::Size(this->image.getWidth(), this->image.getHeight()), CV_MAKETYPE(CV_8UC3, this->image.getPixels().getNumChannels()), this->image.getPixels().getData(), 0);

this->face_cascade.load("D:\\opencv_4.1.2\\build\\install\\etc\\haarcascades\\haarcascade_frontalface_alt2.xml");

this->fbo.allocate(this->cap_size.width, this->cap_size.height);

this->font.loadFont("fonts/Kazesawa-Bold.ttf", 15, true, true, true);

}

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

void ofApp::update() {

this->cap >> this->frame;

cv::cvtColor(this->frame, this->frame, cv::COLOR_BGR2RGB);

cv::flip(this->frame, this->frame, 1);

this->image.update();

cv::Mat gray_frame, small_frame;

cv::cvtColor(this->frame, gray_frame, cv::COLOR_RGB2GRAY);

cv::resize(gray_frame, small_frame, cv::Size(this->cap_size.width * 0.5, this->cap_size.height * 0.5));

vector<cv::Rect> faces;

this->face_cascade.detectMultiScale(small_frame, faces);

int face_count = 0;

glm::vec2 face_location, face_size;

float max_area = 0.f;

for (cv::Rect r : faces) {

auto tmp_face_location = glm::vec2(r.x * 2.f, r.y * 2.f);

auto tmp_face_size = glm::vec2(r.width * 2, r.height * 2);

auto area = tmp_face_size.x * tmp_face_size.y;

if (area > max_area) {

face_location = tmp_face_location;

face_size = tmp_face_size;

}

this->fbo.begin();

ofClear(0);

for (int x = face_location.x; x < face_location.x + face_size.x; x += 15) {

for (int y = face_location.y; y < face_location.y + face_size.y; y += 15) {

char moji = ofMap(ofNoise(x * 0.005, y * 0.005, ofGetFrameNum() * 0.05), 0, 1, '0', 'z');

this->font.drawString(string{ moji }, x, y);

}

ofDrawRectangle(0, 0, this->fbo.getWidth(), face_location.y);

ofDrawRectangle(0, 0, face_location.x, this->fbo.getHeight());

ofDrawRectangle(0, face_location.y + face_size.y, this->fbo.getWidth(), this->fbo.getHeight());

ofDrawRectangle(face_location.x + face_size.x, 0, this->fbo.getWidth(), this->fbo.getHeight());

this->fbo.end();

this->image.getTextureReference().setAlphaMask(this->fbo.getTexture());

}

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

void ofApp::draw() {

this->image.draw(0, 0);

}

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

int main() {

ofSetupOpenGL(1280, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20200118

[ほしいものリスト]
Amazon

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