character – ページ 16 – プログラミング de 落描き

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

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2019年12月31日

Goodbye 2019. openFrameworks

[ Video ]

[ About ]
2019年もお世話になりました。良いお年を！

Goodbye 2019.

[ Source ]

#pragma once
#include "ofMain.h"
#include "Actor.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 setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size);
	void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth);


	ofEasyCam cam;
	vector<glm::vec3> location_list;
	vector<vector<int>> next_index_list;
	vector<int> destination_list;

	vector<Actor*> actors;
	ofMesh face_mesh, frame_mesh;
};

#pragma once

#include "ofMain.h"

#include "Actor.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 setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size);

void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth);

ofEasyCam cam;

vector<glm::vec3> location_list;

vector<vector<int>> next_index_list;

vector<int> destination_list;

vector<Actor*> actors;

ofMesh face_mesh, frame_mesh;

};

#include "ofApp.h"	

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

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

	ofBackground(239);
	ofEnableDepthTest();

	this->frame_mesh.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

	ofFbo fbo;
	fbo.allocate(ofGetWidth(), ofGetHeight());
	fbo.begin();
	ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);
	ofClear(0);
	ofSetColor(0);

	ofTrueTypeFont font;
	font.loadFont("fonts/Kazesawa-Bold.ttf", 200, true, true, true);
	/* https://github.com/kazesawa/kazesawa */

	font.drawString("20", font.stringWidth("20") * -0.5, font.stringHeight("20") * -0.05);
	font.drawString("19", font.stringWidth("19") * -0.5, font.stringHeight("19") * 1.05);

	fbo.end();

	ofPixels pixels;
	fbo.readToPixels(pixels);
	auto span = 10;

	ofColor pix_color;
	for (int x = 0; x < fbo.getWidth(); x += span) {

		for (int y = 0; y < fbo.getHeight(); y += span) {

			pix_color = pixels.getColor(x, y);
			if (pix_color != ofColor(0, 0)) {

				for (int z = span * -2; z <= span * 2; z += span) {

					this->location_list.push_back(glm::vec3(x - ofGetWidth() * 0.5, y - ofGetHeight() * 0.5, z));
				}
			}
		}
	}

	for (auto& location : this->location_list) {

		vector<int> next_index = vector<int>();
		int index = -1;
		for (auto& other : this->location_list) {

			index++;
			if (location == other) { continue; }

			float distance = glm::distance(location, other);
			if (distance <= span) {

				next_index.push_back(index);
			}
		}

		this->next_index_list.push_back(next_index);
	}

	for (int i = 0; i < 1800; i++) {

		this->actors.push_back(new Actor(this->location_list, this->next_index_list, this->destination_list));
	}
}


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

	int frame_span = 15;
	int prev_index_size = 0;

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

		prev_index_size = this->destination_list.size();
	}

	for (auto actor : this->actors) {

		actor->update(frame_span, this->location_list, this->next_index_list, this->destination_list);
	}

	if (prev_index_size != 0) {

		this->destination_list.erase(this->destination_list.begin(), this->destination_list.begin() + prev_index_size);
	}

	this->face_mesh.clear();
	this->frame_mesh.clear();
	for (auto actor : this->actors) {
		
		this->setBoxToMesh(this->face_mesh, this->frame_mesh, actor->getLocation(), 10);
	}

	for (auto& vertex : this->face_mesh.getVertices()) {

		auto value = ofMap(ofNoise(vertex.x * 0.008, vertex.y * 0.008, vertex.z * 0.008, ofGetFrameNum() * 0.01), 0, 1, 0, 255);
		this->face_mesh.addColor(ofColor(value));
		this->frame_mesh.addColor(ofColor(255 - value));
	}

}

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

	this->cam.begin();
	ofRotateX(180);
	ofRotateY(ofGetFrameNum() * 2);

	this->face_mesh.drawFaces();
	this->frame_mesh.drawWireframe();

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size) {

	this->setBoxToMesh(face_target, frame_target, location, size, size, size);
}

//--------------------------------------------------------------
void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth) {

	int index = face_target.getVertices().size();

	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));

	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));

	face_target.addIndex(index + 0); face_target.addIndex(index + 1); face_target.addIndex(index + 2);
	face_target.addIndex(index + 0); face_target.addIndex(index + 2); face_target.addIndex(index + 3);

	face_target.addIndex(index + 4); face_target.addIndex(index + 5); face_target.addIndex(index + 6);
	face_target.addIndex(index + 4); face_target.addIndex(index + 6); face_target.addIndex(index + 7);

	face_target.addIndex(index + 0); face_target.addIndex(index + 4); face_target.addIndex(index + 1);
	face_target.addIndex(index + 4); face_target.addIndex(index + 5); face_target.addIndex(index + 1);

	face_target.addIndex(index + 1); face_target.addIndex(index + 5); face_target.addIndex(index + 6);
	face_target.addIndex(index + 6); face_target.addIndex(index + 2); face_target.addIndex(index + 1);

	face_target.addIndex(index + 2); face_target.addIndex(index + 6); face_target.addIndex(index + 7);
	face_target.addIndex(index + 7); face_target.addIndex(index + 3); face_target.addIndex(index + 2);

	face_target.addIndex(index + 3); face_target.addIndex(index + 7); face_target.addIndex(index + 4);
	face_target.addIndex(index + 4); face_target.addIndex(index + 0); face_target.addIndex(index + 3);

	frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * 0.5));
	frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * 0.5));

	frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * 0.5));
	frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * 0.5));

	frame_target.addIndex(index + 0); frame_target.addIndex(index + 1);
	frame_target.addIndex(index + 1); frame_target.addIndex(index + 2);
	frame_target.addIndex(index + 2); frame_target.addIndex(index + 3);
	frame_target.addIndex(index + 3); frame_target.addIndex(index + 0);

	frame_target.addIndex(index + 4); frame_target.addIndex(index + 5);
	frame_target.addIndex(index + 5); frame_target.addIndex(index + 6);
	frame_target.addIndex(index + 6); frame_target.addIndex(index + 7);
	frame_target.addIndex(index + 7); frame_target.addIndex(index + 4);

	frame_target.addIndex(index + 0); frame_target.addIndex(index + 4);
	frame_target.addIndex(index + 1); frame_target.addIndex(index + 5);
	frame_target.addIndex(index + 2); frame_target.addIndex(index + 6);
	frame_target.addIndex(index + 3); frame_target.addIndex(index + 7);
}

//--------------------------------------------------------------
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(239);

ofEnableDepthTest();

this->frame_mesh.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

ofFbo fbo;

fbo.allocate(ofGetWidth(), ofGetHeight());

fbo.begin();

ofTranslate(ofGetWidth() * 0.5, ofGetHeight() * 0.5);

ofClear(0);

ofSetColor(0);

ofTrueTypeFont font;

font.loadFont("fonts/Kazesawa-Bold.ttf", 200, true, true, true);

/* https://github.com/kazesawa/kazesawa */

font.drawString("20", font.stringWidth("20") * -0.5, font.stringHeight("20") * -0.05);

font.drawString("19", font.stringWidth("19") * -0.5, font.stringHeight("19") * 1.05);

fbo.end();

ofPixels pixels;

fbo.readToPixels(pixels);

auto span = 10;

ofColor pix_color;

for (int x = 0; x < fbo.getWidth(); x += span) {

for (int y = 0; y < fbo.getHeight(); y += span) {

pix_color = pixels.getColor(x, y);

if (pix_color != ofColor(0, 0)) {

for (int z = span * -2; z <= span * 2; z += span) {

this->location_list.push_back(glm::vec3(x - ofGetWidth() * 0.5, y - ofGetHeight() * 0.5, z));

}

for (auto& location : this->location_list) {

vector<int> next_index = vector<int>();

int index = -1;

for (auto& other : this->location_list) {

index++;

if (location == other) { continue; }

float distance = glm::distance(location, other);

if (distance <= span) {

next_index.push_back(index);

}

this->next_index_list.push_back(next_index);

}

for (int i = 0; i < 1800; i++) {

this->actors.push_back(new Actor(this->location_list, this->next_index_list, this->destination_list));

}

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

void ofApp::update() {

int frame_span = 15;

int prev_index_size = 0;

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

prev_index_size = this->destination_list.size();

}

for (auto actor : this->actors) {

actor->update(frame_span, this->location_list, this->next_index_list, this->destination_list);

}

if (prev_index_size != 0) {

this->destination_list.erase(this->destination_list.begin(), this->destination_list.begin() + prev_index_size);

}

this->face_mesh.clear();

this->frame_mesh.clear();

for (auto actor : this->actors) {

this->setBoxToMesh(this->face_mesh, this->frame_mesh, actor->getLocation(), 10);

}

for (auto& vertex : this->face_mesh.getVertices()) {

auto value = ofMap(ofNoise(vertex.x * 0.008, vertex.y * 0.008, vertex.z * 0.008, ofGetFrameNum() * 0.01), 0, 1, 0, 255);

this->face_mesh.addColor(ofColor(value));

this->frame_mesh.addColor(ofColor(255 - value));

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(180);

ofRotateY(ofGetFrameNum() * 2);

this->face_mesh.drawFaces();

this->frame_mesh.drawWireframe();

this->cam.end();

}

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

void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size) {

this->setBoxToMesh(face_target, frame_target, location, size, size, size);

}

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

void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth) {

int index = face_target.getVertices().size();

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));

face_target.addIndex(index + 0); face_target.addIndex(index + 1); face_target.addIndex(index + 2);

face_target.addIndex(index + 0); face_target.addIndex(index + 2); face_target.addIndex(index + 3);

face_target.addIndex(index + 4); face_target.addIndex(index + 5); face_target.addIndex(index + 6);

face_target.addIndex(index + 4); face_target.addIndex(index + 6); face_target.addIndex(index + 7);

face_target.addIndex(index + 0); face_target.addIndex(index + 4); face_target.addIndex(index + 1);

face_target.addIndex(index + 4); face_target.addIndex(index + 5); face_target.addIndex(index + 1);

face_target.addIndex(index + 1); face_target.addIndex(index + 5); face_target.addIndex(index + 6);

face_target.addIndex(index + 6); face_target.addIndex(index + 2); face_target.addIndex(index + 1);

face_target.addIndex(index + 2); face_target.addIndex(index + 6); face_target.addIndex(index + 7);

face_target.addIndex(index + 7); face_target.addIndex(index + 3); face_target.addIndex(index + 2);

face_target.addIndex(index + 3); face_target.addIndex(index + 7); face_target.addIndex(index + 4);

face_target.addIndex(index + 4); face_target.addIndex(index + 0); face_target.addIndex(index + 3);

frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * -0.5));

frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * -0.5));

frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * 0.5));

frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * 0.5));

frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * -0.5));

frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * -0.5));

frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * 0.5));

frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * 0.5));

frame_target.addIndex(index + 0); frame_target.addIndex(index + 1);

frame_target.addIndex(index + 1); frame_target.addIndex(index + 2);

frame_target.addIndex(index + 2); frame_target.addIndex(index + 3);

frame_target.addIndex(index + 3); frame_target.addIndex(index + 0);

frame_target.addIndex(index + 4); frame_target.addIndex(index + 5);

frame_target.addIndex(index + 5); frame_target.addIndex(index + 6);

frame_target.addIndex(index + 6); frame_target.addIndex(index + 7);

frame_target.addIndex(index + 7); frame_target.addIndex(index + 4);

frame_target.addIndex(index + 0); frame_target.addIndex(index + 4);

frame_target.addIndex(index + 1); frame_target.addIndex(index + 5);

frame_target.addIndex(index + 2); frame_target.addIndex(index + 6);

frame_target.addIndex(index + 3); frame_target.addIndex(index + 7);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

#pragma once
#include "ofMain.h"

class Actor {
public:
	Actor(vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list);
	void update(int& frame_span, vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list);
	glm::vec3 getLocation();
	glm::vec3 getSize();

private:

	int select_index;
	int next_index;

	glm::vec3 location;
};

#pragma once

#include "ofMain.h"

class Actor {

public:

Actor(vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list);

void update(int& frame_span, vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list);

glm::vec3 getLocation();

glm::vec3 getSize();

private:

int select_index;

int next_index;

glm::vec3 location;

};

#include "Actor.h"

//--------------------------------------------------------------
Actor::Actor(vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list) {

	this->select_index = ofRandom(location_list.size());
	while (true) {

		auto itr = find(destination_list.begin(), destination_list.end(), this->select_index);
		if (itr == destination_list.end()) {

			destination_list.push_back(this->select_index);
			break;
		}

		this->select_index = (this->select_index + 1) % location_list.size();
	}

	this->next_index = this->select_index;
}

//--------------------------------------------------------------
void Actor::update(int& frame_span, vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list) {

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

		auto tmp_index = this->select_index;
		this->select_index = this->next_index;
		int retry = next_index_list[this->select_index].size();
		this->next_index = next_index_list[this->select_index][(int)ofRandom(next_index_list[this->select_index].size())];
		while (--retry > 0) {

			auto destination_itr = find(destination_list.begin(), destination_list.end(), this->next_index);
			if (destination_itr == destination_list.end()) {

				if (tmp_index != this->next_index) {

					destination_list.push_back(this->next_index);
					break;
				}
			}

			this->next_index = next_index_list[this->select_index][(this->next_index + 1) % next_index_list[this->select_index].size()];
		}
		if (retry <= 0) {

			destination_list.push_back(this->select_index);
			this->next_index = this->select_index;
		}
	}

	auto param = ofGetFrameNum() % frame_span;
	auto distance = location_list[this->next_index] - location_list[this->select_index];
	this->location = location_list[this->select_index] + distance / frame_span * param;
}

//--------------------------------------------------------------
glm::vec3 Actor::getLocation() {

	return this->location = this->location;
}

#include "Actor.h"

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

Actor::Actor(vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list) {

this->select_index = ofRandom(location_list.size());

while (true) {

auto itr = find(destination_list.begin(), destination_list.end(), this->select_index);

if (itr == destination_list.end()) {

destination_list.push_back(this->select_index);

break;

}

this->select_index = (this->select_index + 1) % location_list.size();

}

this->next_index = this->select_index;

}

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

void Actor::update(int& frame_span, vector<glm::vec3>& location_list, vector<vector<int>>& next_index_list, vector<int>& destination_list) {

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

auto tmp_index = this->select_index;

this->select_index = this->next_index;

int retry = next_index_list[this->select_index].size();

this->next_index = next_index_list[this->select_index][(int)ofRandom(next_index_list[this->select_index].size())];

while (--retry > 0) {

auto destination_itr = find(destination_list.begin(), destination_list.end(), this->next_index);

if (destination_itr == destination_list.end()) {

if (tmp_index != this->next_index) {

destination_list.push_back(this->next_index);

break;

}

this->next_index = next_index_list[this->select_index][(this->next_index + 1) % next_index_list[this->select_index].size()];

}

if (retry <= 0) {

destination_list.push_back(this->select_index);

this->next_index = this->select_index;

}

auto param = ofGetFrameNum() % frame_span;

auto distance = location_list[this->next_index] - location_list[this->select_index];

this->location = location_list[this->select_index] + distance / frame_span * param;

}

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

glm::vec3 Actor::getLocation() {

return this->location = this->location;

}

[ Link ]
https://github.com/junkiyoshi/Insta20191231

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2019年12月24日2019年12月24日

Missing character. openFrameworks

[ Video ]

[ About ]
虫食い文字。

Missing characters.

[ 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) {};

	void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size);
	void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth);

	int span;
	ofEasyCam cam;
	vector<glm::vec2> location_list;
	ofMesh face_mesh, frame_mesh;
};

#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) {};

void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size);

void setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth);

int span;

ofEasyCam cam;

vector<glm::vec2> location_list;

ofMesh face_mesh, frame_mesh;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofEnableDepthTest();

	ofFbo fbo;
	fbo.allocate(ofGetWidth(), ofGetHeight());
	fbo.begin();
	ofClear(0);
	ofSetColor(0);

	ofTrueTypeFont font;
	int font_size = 100;
	font.loadFont("fonts/Kazesawa-Bold.ttf", font_size, true, true, true);

	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 * font_size * 1.2 + font_size * 0.7, char_index / 6 * font_size * 1.4 + font_size * 0.7);
		ofPushMatrix();
		ofTranslate(location);

		font.drawString(string{ charactors[char_index] }, font_size * -0.5, font_size * 0.5);

		ofPopMatrix();
	}

	fbo.end();

	this->span = 4;

	ofPixels pixels;
	fbo.readToPixels(pixels);
	for (int x = 0; x < fbo.getWidth(); x += this->span) {

		for (int y = 0; y < fbo.getHeight(); y += this->span) {

			ofColor color = pixels.getColor(x, y);
			if (color != ofColor(0, 0)) {

				this->location_list.push_back(glm::vec2(x - ofGetWidth() * 0.5, ofGetHeight() - y - ofGetWidth() * 0.5));
			}
		}
	}

	this->frame_mesh.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);
}

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

	this->face_mesh.clear();
	this->frame_mesh.clear();

	for (auto& location : this->location_list) {

		for (int z = this->span * -2; z <= this->span * 2; z += this->span) {
		
			auto tmp_location = glm::vec3(location, z);
			auto noise_value = ofNoise(glm::vec4(tmp_location * 0.01, ofGetFrameNum() * 0.02));
			if (noise_value > 0.45) {

				this->setBoxToMesh(this->face_mesh, this->frame_mesh, tmp_location, this->span);
			}
		}
	}
}

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

	this->cam.begin();

	ofSetColor(239);
	this->face_mesh.drawFaces();

	ofSetColor(39);
	this->frame_mesh.drawWireframe();

	this->cam.end();
}

//--------------------------------------------------------------
void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float size) {

	this->setBoxToMesh(face_target, frame_target, location, size, size, size);
}

//--------------------------------------------------------------
void ofApp::setBoxToMesh(ofMesh& face_target, ofMesh& frame_target, glm::vec3 location, float height, float width, float depth) {

	int index = face_target.getVertices().size();

	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * 0.5 * 0.99, depth * 0.5 * 0.99));

	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * -0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * 0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));
	face_target.addVertex(location + glm::vec3(width * -0.5 * 0.99, height * -0.5 * 0.99, depth * 0.5 * 0.99));

	face_target.addIndex(index + 0); face_target.addIndex(index + 1); face_target.addIndex(index + 2);
	face_target.addIndex(index + 0); face_target.addIndex(index + 2); face_target.addIndex(index + 3);

	face_target.addIndex(index + 4); face_target.addIndex(index + 5); face_target.addIndex(index + 6);
	face_target.addIndex(index + 4); face_target.addIndex(index + 6); face_target.addIndex(index + 7);

	face_target.addIndex(index + 0); face_target.addIndex(index + 4); face_target.addIndex(index + 1);
	face_target.addIndex(index + 4); face_target.addIndex(index + 5); face_target.addIndex(index + 1);

	face_target.addIndex(index + 1); face_target.addIndex(index + 5); face_target.addIndex(index + 6);
	face_target.addIndex(index + 6); face_target.addIndex(index + 2); face_target.addIndex(index + 1);

	face_target.addIndex(index + 2); face_target.addIndex(index + 6); face_target.addIndex(index + 7);
	face_target.addIndex(index + 7); face_target.addIndex(index + 3); face_target.addIndex(index + 2);

	face_target.addIndex(index + 3); face_target.addIndex(index + 7); face_target.addIndex(index + 4);
	face_target.addIndex(index + 4); face_target.addIndex(index + 0); face_target.addIndex(index + 3);

	frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * 0.5, depth * 0.5));
	frame_target.addVertex(location + glm::vec3(width * -0.5, height * 0.5, depth * 0.5));

	frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * -0.5));
	frame_target.addVertex(location + glm::vec3(width * 0.5, height * -0.5, depth * 0.5));
	frame_target.addVertex(location + glm::vec3(width * -0.5, height * -0.5, depth * 0.5));

	frame_target.addIndex(index + 0); frame_target.addIndex(index + 1);
	frame_target.addIndex(index + 1); frame_target.addIndex(index + 2);
	frame_target.addIndex(index + 2); frame_target.addIndex(index + 3);
	frame_target.addIndex(index + 3); frame_target.addIndex(index + 0);

	frame_target.addIndex(index + 4); frame_target.addIndex(index + 5);
	frame_target.addIndex(index + 5); frame_target.addIndex(index + 6);
	frame_target.addIndex(index + 6); frame_target.addIndex(index + 7);
	frame_target.addIndex(index + 7); frame_target.addIndex(index + 4);

	frame_target.addIndex(index + 0); frame_target.addIndex(index + 4);
	frame_target.addIndex(index + 1); frame_target.addIndex(index + 5);
	frame_target.addIndex(index + 2); frame_target.addIndex(index + 6);
	frame_target.addIndex(index + 3); frame_target.addIndex(index + 7);
}

//--------------------------------------------------------------
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(239);

ofEnableDepthTest();

ofFbo fbo;

fbo.allocate(ofGetWidth(), ofGetHeight());

fbo.begin();

ofClear(0);

ofSetColor(0);

ofTrueTypeFont font;

int font_size = 100;

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

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 * font_size * 1.2 + font_size * 0.7, char_index / 6 * font_size * 1.4 + font_size * 0.7);

ofPushMatrix();

ofTranslate(location);

font.drawString(string{ charactors[char_index] }, font_size * -0.5, font_size * 0.5);

ofPopMatrix();

}

fbo.end();

this->span = 4;

ofPixels pixels;

fbo.readToPixels(pixels);

for (int x = 0; x < fbo.getWidth(); x += this->span) {

for (int y = 0; y < fbo.getHeight(); y += this->span) {

ofColor color = pixels.getColor(x, y);

if (color != ofColor(0, 0)) {

this->location_list.push_back(glm::vec2(x - ofGetWidth() * 0.5, ofGetHeight() - y - ofGetWidth() * 0.5));

}

this->frame_mesh.setMode(ofPrimitiveMode::OF_PRIMITIVE_LINES);

}

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

void ofApp::update() {

this->face_mesh.clear();

this->frame_mesh.clear();

for (auto& location : this->location_list) {

for (int z = this->span * -2; z <= this->span * 2; z += this->span) {

auto tmp_location = glm::vec3(location, z);

auto noise_value = ofNoise(glm::vec4(tmp_location * 0.01, ofGetFrameNum() * 0.02));

if (noise_value > 0.45) {

this->setBoxToMesh(this->face_mesh, this->frame_mesh, tmp_location, this->span);

}

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

void ofApp::draw() {

this->cam.begin();

ofSetColor(239);

this->face_mesh.drawFaces();

ofSetColor(39);