プログラミング de 落描き – ページ 854 – クリエイティブ・コーディングによる生成物とソース

2017年12月30日2018年1月8日

Insta20171229

[ Video ]

[ About ]
消える男。
事前に取った画像とKinectを使って特定の深度にある画像を組み合わせて透明人間風にしています。

Combine the recorded image with the specific depth image of kinect.

[ Source ]

#pragma once

#include <Windows.h>
#include <NuiApi.h>
#include <opencv2/opencv.hpp>
#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) {}

	// Kinect
	INuiSensor* sensor;
	INuiCoordinateMapper* cordinate_mapper;
	HANDLE color_event;
	HANDLE color_handle;
	HANDLE depth_event;
	HANDLE depth_handle;
	HANDLE events[2];
	int width, height;

	// OpenCV
	cv::Mat frame;
	cv::Mat save_frame;
	cv::Mat depth;

	// openFrameworks
	ofImage frame_img;
	vector<ofVec3f> locations;
	vector<ofColor> colors;
};

#pragma once

#include <Windows.h>

#include <NuiApi.h>

#include <opencv2/opencv.hpp>

#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) {}

// Kinect

INuiSensor* sensor;

INuiCoordinateMapper* cordinate_mapper;

HANDLE color_event;

HANDLE color_handle;

HANDLE depth_event;

HANDLE depth_handle;

HANDLE events[2];

int width, height;

// OpenCV

cv::Mat frame;

cv::Mat save_frame;

cv::Mat depth;

// openFrameworks

ofImage frame_img;

vector<ofVec3f> locations;

vector<ofColor> colors;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(30);
	ofBackground(0);
	ofSetWindowTitle("InstaKinect");
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	// Create Instance
	this->sensor = nullptr;
	HRESULT result = S_OK;
	result = NuiCreateSensorByIndex(0, &sensor);
	if (FAILED(result)) {
		cout << "Error : Create Sensor" << endl;
		return;
	}

	// Initialize
	result = sensor->NuiInitialize(NUI_INITIALIZE_FLAG_USES_COLOR | NUI_INITIALIZE_FLAG_USES_DEPTH);
	if (FAILED(result)) {
		cout << "Error : Initialise COLOR" << endl;
		return;
	}

	// Color
	this->color_event = INVALID_HANDLE_VALUE;
	this->color_handle = INVALID_HANDLE_VALUE;
	color_event = CreateEventW(nullptr, true, false, nullptr);
	result = sensor->NuiImageStreamOpen(NUI_IMAGE_TYPE_COLOR, NUI_IMAGE_RESOLUTION_640x480, 0, 2, color_event, &color_handle);
	if (FAILED(result)) {
		cout << "Error : Color Stream Open" << endl;
		return;
	}

	// Depth
	this->depth_event = INVALID_HANDLE_VALUE;
	this->depth_handle = INVALID_HANDLE_VALUE;
	depth_event = CreateEventW(nullptr, true, false, nullptr);
	result = sensor->NuiImageStreamOpen(NUI_IMAGE_TYPE_DEPTH, NUI_IMAGE_RESOLUTION_640x480, 0, 2, depth_event, &depth_handle);
	if (FAILED(result)) {
		cout << "Error : Depth Stream Open" << endl;
		return;
	}

	// Size
	unsigned long refWidth = 0;
	unsigned long refHeight = 0;
	NuiImageResolutionToSize(NUI_IMAGE_RESOLUTION_640x480, refWidth, refHeight);
	this->width = static_cast<int>(refWidth);
	this->height = static_cast<int>(refHeight);

	// Mapp
	this->cordinate_mapper = nullptr;
	result = sensor->NuiGetCoordinateMapper(&this->cordinate_mapper);
	if (FAILED(result)) {
		cout << "Error : Cordinate Mapper " << endl;
		return;
	}

	// OpenCV
	this->frame_img.allocate(this->width, this->height, OF_IMAGE_COLOR);
	this->frame = cv::Mat(this->frame_img.getHeight(), this->frame_img.getWidth(), CV_MAKETYPE(CV_8UC3, this->frame_img.getPixels().getNumChannels()), this->frame_img.getPixels().getData(), 0);
	this->depth = cv::Mat(height, width, CV_16UC1);

	this->events[0] = this->color_event;
	this->events[1] = this->depth_event;
}

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

	HRESULT result = S_OK;

	// Color Table
	cv::Vec3b color[7];
	color[0] = cv::Vec3b(0, 0, 0);
	color[1] = cv::Vec3b(255, 0, 0);
	color[2] = cv::Vec3b(0, 255, 0);
	color[3] = cv::Vec3b(0, 0, 255);
	color[4] = cv::Vec3b(255, 255, 0);
	color[5] = cv::Vec3b(255, 0, 255);
	color[6] = cv::Vec3b(0, 255, 255);

	std::vector<NUI_COLOR_IMAGE_POINT> color_point(width * height);

	// Wait frame update.
	ResetEvent(this->color_event);
	ResetEvent(this->depth_event);
	WaitForMultipleObjects(ARRAYSIZE(this->events), this->events, true, INFINITE);

	// Get frame from color camera.
	NUI_IMAGE_FRAME colorImageFrame = { 0 };
	result = sensor->NuiImageStreamGetNextFrame(this->color_handle, 0, &colorImageFrame);
	if (FAILED(result)) {
		std::cerr << "Error : NuiImageStreamGetNextFrame( COLOR )" << std::endl;
		return;
	}

	// Get image data.
	INuiFrameTexture* pColorFrameTexture = colorImageFrame.pFrameTexture;
	NUI_LOCKED_RECT colorLockedRect;
	pColorFrameTexture->LockRect(0, &colorLockedRect, nullptr, 0);

	//// Get frame from depth camera.
	NUI_IMAGE_FRAME depthImageFrame = { 0 };
	result = this->sensor->NuiImageStreamGetNextFrame(this->depth_handle, 0, &depthImageFrame);
	if (FAILED(result)) {
		std::cerr << "Error : NuiImageStreamGetNextFrame( DEPTH )" << std::endl;
		return;
	}

	// Get depth data.
	BOOL nearMode = false;
	INuiFrameTexture* pDepthFrameTexture = nullptr;
	this->sensor->NuiImageFrameGetDepthImagePixelFrameTexture(this->depth_handle, &depthImageFrame, &nearMode, &pDepthFrameTexture);
	NUI_LOCKED_RECT depthLockedRect;
	pDepthFrameTexture->LockRect(0, &depthLockedRect, nullptr, 0);

	// OpenCV(image)
	cv::Mat src = cv::Mat(this->height, this->width, CV_8UC4, reinterpret_cast<unsigned char*>(colorLockedRect.pBits));
	cv::cvtColor(src, this->frame, CV_BGRA2RGB);
	if (ofGetFrameNum() == 0) {
		this->frame.copyTo(this->save_frame);
	}

	// OpenCV(depth)
	cv::Mat bufferMat = cv::Mat::zeros(height, width, CV_16UC1);
	NUI_DEPTH_IMAGE_PIXEL* depth_pixel = reinterpret_cast<NUI_DEPTH_IMAGE_PIXEL*>(depthLockedRect.pBits);
	this->cordinate_mapper->MapDepthFrameToColorFrame(NUI_IMAGE_RESOLUTION_640x480, width * height, depth_pixel, NUI_IMAGE_TYPE_COLOR, NUI_IMAGE_RESOLUTION_640x480, width * height, &color_point[0]);
	for (int y = 0; y < height; y++) {
		for (int x = 0; x < width; x++) {
			unsigned int index = y * width + x;
			bufferMat.at<unsigned short>(color_point[index].y, color_point[index].x) = depth_pixel[index].depth;
		}
	}
	bufferMat.copyTo(this->depth);
	//cv::imshow("depth", this->depth);

	// Release
	pColorFrameTexture->UnlockRect(0);
	pDepthFrameTexture->UnlockRect(0);
	this->sensor->NuiImageStreamReleaseFrame(this->color_handle, &colorImageFrame);
	this->sensor->NuiImageStreamReleaseFrame(this->depth_handle, &depthImageFrame);
}

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

	for (int y = 0; y < this->depth.rows; y += 1) {
		for (int x = 0; x < this->depth.cols; x += 1) {
			int z = depth.at<unsigned short>(y, x);
			if (z == 0 || z > 1024) {
				this->frame.at<cv::Vec3b>(y, x) = this->save_frame.at<cv::Vec3b>(y, x);
			}
		}
	}

	this->frame_img.update();
	this->frame_img.draw(0, 0);

}

//--------------------------------------------------------------
void ofApp::keyPressed(int key) {
	if (key == 's') {
		this->frame.copyTo(this->save_frame);
	}
}

//========================================================================
int main() {
	ofSetupOpenGL(640, 480, OF_WINDOW);
	ofRunApp(new ofApp());
}

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofBackground(0);

ofSetWindowTitle("InstaKinect");

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

// Create Instance

this->sensor = nullptr;

HRESULT result = S_OK;

result = NuiCreateSensorByIndex(0, &sensor);

if (FAILED(result)) {

cout << "Error : Create Sensor" << endl;

return;

}

// Initialize

result = sensor->NuiInitialize(NUI_INITIALIZE_FLAG_USES_COLOR | NUI_INITIALIZE_FLAG_USES_DEPTH);

if (FAILED(result)) {

cout << "Error : Initialise COLOR" << endl;

return;

}

// Color

this->color_event = INVALID_HANDLE_VALUE;

this->color_handle = INVALID_HANDLE_VALUE;

color_event = CreateEventW(nullptr, true, false, nullptr);

result = sensor->NuiImageStreamOpen(NUI_IMAGE_TYPE_COLOR, NUI_IMAGE_RESOLUTION_640x480, 0, 2, color_event, &color_handle);

if (FAILED(result)) {

cout << "Error : Color Stream Open" << endl;

return;

}

// Depth

this->depth_event = INVALID_HANDLE_VALUE;

this->depth_handle = INVALID_HANDLE_VALUE;

depth_event = CreateEventW(nullptr, true, false, nullptr);

result = sensor->NuiImageStreamOpen(NUI_IMAGE_TYPE_DEPTH, NUI_IMAGE_RESOLUTION_640x480, 0, 2, depth_event, &depth_handle);

if (FAILED(result)) {

cout << "Error : Depth Stream Open" << endl;

return;

}

// Size

unsigned long refWidth = 0;

unsigned long refHeight = 0;

NuiImageResolutionToSize(NUI_IMAGE_RESOLUTION_640x480, refWidth, refHeight);

this->width = static_cast<int>(refWidth);

this->height = static_cast<int>(refHeight);

// Mapp

this->cordinate_mapper = nullptr;

result = sensor->NuiGetCoordinateMapper(&this->cordinate_mapper);

if (FAILED(result)) {

cout << "Error : Cordinate Mapper " << endl;

return;

}

// OpenCV

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

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

this->depth = cv::Mat(height, width, CV_16UC1);

this->events[0] = this->color_event;

this->events[1] = this->depth_event;

}

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

void ofApp::update() {

HRESULT result = S_OK;

// Color Table

cv::Vec3b color[7];

color[0] = cv::Vec3b(0, 0, 0);

color[1] = cv::Vec3b(255, 0, 0);

color[2] = cv::Vec3b(0, 255, 0);

color[3] = cv::Vec3b(0, 0, 255);

color[4] = cv::Vec3b(255, 255, 0);

color[5] = cv::Vec3b(255, 0, 255);

color[6] = cv::Vec3b(0, 255, 255);

std::vector<NUI_COLOR_IMAGE_POINT> color_point(width * height);

// Wait frame update.

ResetEvent(this->color_event);

ResetEvent(this->depth_event);

WaitForMultipleObjects(ARRAYSIZE(this->events), this->events, true, INFINITE);

// Get frame from color camera.

NUI_IMAGE_FRAME colorImageFrame = { 0 };

result = sensor->NuiImageStreamGetNextFrame(this->color_handle, 0, &colorImageFrame);

if (FAILED(result)) {

std::cerr << "Error : NuiImageStreamGetNextFrame( COLOR )" << std::endl;

return;

}

// Get image data.

INuiFrameTexture* pColorFrameTexture = colorImageFrame.pFrameTexture;

NUI_LOCKED_RECT colorLockedRect;

pColorFrameTexture->LockRect(0, &colorLockedRect, nullptr, 0);

//// Get frame from depth camera.

NUI_IMAGE_FRAME depthImageFrame = { 0 };

result = this->sensor->NuiImageStreamGetNextFrame(this->depth_handle, 0, &depthImageFrame);

if (FAILED(result)) {

std::cerr << "Error : NuiImageStreamGetNextFrame( DEPTH )" << std::endl;

return;

}

// Get depth data.

BOOL nearMode = false;

INuiFrameTexture* pDepthFrameTexture = nullptr;

this->sensor->NuiImageFrameGetDepthImagePixelFrameTexture(this->depth_handle, &depthImageFrame, &nearMode, &pDepthFrameTexture);

NUI_LOCKED_RECT depthLockedRect;

pDepthFrameTexture->LockRect(0, &depthLockedRect, nullptr, 0);

// OpenCV(image)

cv::Mat src = cv::Mat(this->height, this->width, CV_8UC4, reinterpret_cast<unsigned char*>(colorLockedRect.pBits));

cv::cvtColor(src, this->frame, CV_BGRA2RGB);

if (ofGetFrameNum() == 0) {

this->frame.copyTo(this->save_frame);

}

// OpenCV(depth)

cv::Mat bufferMat = cv::Mat::zeros(height, width, CV_16UC1);

NUI_DEPTH_IMAGE_PIXEL* depth_pixel = reinterpret_cast<NUI_DEPTH_IMAGE_PIXEL*>(depthLockedRect.pBits);

this->cordinate_mapper->MapDepthFrameToColorFrame(NUI_IMAGE_RESOLUTION_640x480, width * height, depth_pixel, NUI_IMAGE_TYPE_COLOR, NUI_IMAGE_RESOLUTION_640x480, width * height, &color_point[0]);

for (int y = 0; y < height; y++) {

for (int x = 0; x < width; x++) {

unsigned int index = y * width + x;

bufferMat.at<unsigned short>(color_point[index].y, color_point[index].x) = depth_pixel[index].depth;

}

bufferMat.copyTo(this->depth);

//cv::imshow("depth", this->depth);

// Release

pColorFrameTexture->UnlockRect(0);

pDepthFrameTexture->UnlockRect(0);

this->sensor->NuiImageStreamReleaseFrame(this->color_handle, &colorImageFrame);

this->sensor->NuiImageStreamReleaseFrame(this->depth_handle, &depthImageFrame);

}

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

void ofApp::draw() {

for (int y = 0; y < this->depth.rows; y += 1) {

for (int x = 0; x < this->depth.cols; x += 1) {

int z = depth.at<unsigned short>(y, x);

if (z == 0 || z > 1024) {

this->frame.at<cv::Vec3b>(y, x) = this->save_frame.at<cv::Vec3b>(y, x);

}

this->frame_img.update();

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

}

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

void ofApp::keyPressed(int key) {

if (key == 's') {

this->frame.copyTo(this->save_frame);

}

//========================================================================

int main() {

ofSetupOpenGL(640, 480, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20171229

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2017年12月29日2018年3月15日

Insta20171228

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#pragma once
#include "ofMain.h"
#include "Particle.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 create_particles(char moji_1, char moji_2);

	char moji_1;
	char moji_2;
	float progress;

	ofTrueTypeFont font;

	vector<Particle> particles;
	int particle_count;
};

#pragma once

#include "ofMain.h"

#include "Particle.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 create_particles(char moji_1, char moji_2);

char moji_1;

char moji_2;

float progress;

ofTrueTypeFont font;

vector<Particle> particles;

int particle_count;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(60);
	ofBackground(0);
	ofSetWindowTitle("Insta");

	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	this->particle_count = 600;
	this->font.loadFont("Kazesawa-Bold.ttf", 450, true, false, true);

	this->moji_1 = '?';
	this->moji_2 = '@';
	this->progress = 0;

	this->create_particles(this->moji_1, this->moji_2);
}

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

	this->progress += 0.05;
	if (this->progress > 2) {
		this->progress = 0;
		this->moji_1 = this->moji_2;
		this->moji_2 = this->moji_1 + 1;
		this->create_particles(this->moji_1, this->moji_2);
	}

	for (int i = 0; i < this->particle_count; i++) {
		this->particles[i].set_progress(this->progress);
		this->particles[i].update();
	}

}

//--------------------------------------------------------------
void ofApp::draw() {
	ofTranslate(ofGetWidth() / 2 - this->font.stringWidth("W") / 2, ofGetHeight() / 2 + this->font.stringHeight("W") / 2);

	for (int i = 0; i < this->particle_count; i++) {
		this->particles[i].draw();
	}
}

//--------------------------------------------------------------
void ofApp::create_particles(char moji_1, char moji_2) {
	
	this->particles.clear();
	this->particles.shrink_to_fit();
	for (int i = 0; i < this->particle_count; i++) {
		this->particles.push_back(Particle());
	}

	ofTTFCharacter char_1_path = this->font.getCharacterAsPoints(moji_1);
	ofTTFCharacter char_2_path = this->font.getCharacterAsPoints(moji_2);
	vector<ofPolyline> outline_1 = char_1_path.getOutline();
	vector<ofPolyline> outline_2 = char_2_path.getOutline();

	int count_1 = this->particle_count / outline_1.size();
	int count_2 = this->particle_count / outline_2.size();


	int particle_index = 0;
	for (int outline_index = 0; outline_index < outline_1.size(); outline_index++) {
		outline_1[outline_index] = outline_1[outline_index].getResampledByCount(count_1);

		vector<ofPoint> vertices = outline_1[outline_index].getVertices();
		for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {
			this->particles[particle_index].set_point_1(vertices[vertices_index]);
			particle_index++;
		}
	}

	//particle_index = 0;
	for (int outline_index = 0; outline_index < outline_2.size(); outline_index++) {
		outline_2[outline_index] = outline_2[outline_index].getResampledByCount(count_2);

		vector<ofPoint> vertices = outline_2[outline_index].getVertices();
		for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {
			this->particles[particle_index].set_point_2(vertices[vertices_index]);		
			particle_index--;
		}
	}
}


//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofBackground(0);

ofSetWindowTitle("Insta");

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

this->particle_count = 600;

this->font.loadFont("Kazesawa-Bold.ttf", 450, true, false, true);

this->moji_1 = '?';

this->moji_2 = '@';

this->progress = 0;

this->create_particles(this->moji_1, this->moji_2);

}

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

void ofApp::update() {

this->progress += 0.05;

if (this->progress > 2) {

this->progress = 0;

this->moji_1 = this->moji_2;

this->moji_2 = this->moji_1 + 1;

this->create_particles(this->moji_1, this->moji_2);

}

for (int i = 0; i < this->particle_count; i++) {

this->particles[i].set_progress(this->progress);

this->particles[i].update();

}

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

void ofApp::draw() {

ofTranslate(ofGetWidth() / 2 - this->font.stringWidth("W") / 2, ofGetHeight() / 2 + this->font.stringHeight("W") / 2);

for (int i = 0; i < this->particle_count; i++) {

this->particles[i].draw();

}

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

void ofApp::create_particles(char moji_1, char moji_2) {

this->particles.clear();

this->particles.shrink_to_fit();

for (int i = 0; i < this->particle_count; i++) {

this->particles.push_back(Particle());

}

ofTTFCharacter char_1_path = this->font.getCharacterAsPoints(moji_1);

ofTTFCharacter char_2_path = this->font.getCharacterAsPoints(moji_2);

vector<ofPolyline> outline_1 = char_1_path.getOutline();

vector<ofPolyline> outline_2 = char_2_path.getOutline();

int count_1 = this->particle_count / outline_1.size();

int count_2 = this->particle_count / outline_2.size();

int particle_index = 0;

for (int outline_index = 0; outline_index < outline_1.size(); outline_index++) {

outline_1[outline_index] = outline_1[outline_index].getResampledByCount(count_1);

vector<ofPoint> vertices = outline_1[outline_index].getVertices();

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

this->particles[particle_index].set_point_1(vertices[vertices_index]);

particle_index++;

}

//particle_index = 0;

for (int outline_index = 0; outline_index < outline_2.size(); outline_index++) {

outline_2[outline_index] = outline_2[outline_index].getResampledByCount(count_2);

vector<ofPoint> vertices = outline_2[outline_index].getVertices();

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

this->particles[particle_index].set_point_2(vertices[vertices_index]);

particle_index--;

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

#pragma once
#include "ofMain.h"

class Particle {
public:
	Particle();
	Particle(ofVec3f point_1, ofVec3f point_2);

	void update();
	void draw();

	void set_point_1(ofVec3f point_1);
	void set_point_2(ofVec3f point_2);
	void set_progress(float value);

	ofVec3f get_location();
private:
	ofVec3f location;
	ofVec3f point_1;
	ofVec3f point_2;

	float progress;

	ofImage img;
};

#pragma once

#include "ofMain.h"

class Particle {

public:

Particle();

Particle(ofVec3f point_1, ofVec3f point_2);

void update();

void draw();

void set_point_1(ofVec3f point_1);

void set_point_2(ofVec3f point_2);

void set_progress(float value);

ofVec3f get_location();

private:

ofVec3f location;

ofVec3f point_1;

ofVec3f point_2;

float progress;

ofImage img;

};

#include "Particle.h"

Particle::Particle() : Particle(ofVec3f(0, 0, 0), ofVec3f(0, 0, 0)) {}

Particle::Particle(ofVec3f point_1, ofVec3f point_2) {
	this->point_1 = point_1;
	this->point_2 = point_2;
	this->location = this->point_1;
	this->progress = 0.f;
	
	int size = 200;
	int r = 55;
	int g = 100;
	int b = 180;

	this->img.allocate(size, size, OF_IMAGE_COLOR);
	unsigned char* pixels = this->img.getPixels().getData();

	for (int x = 0; x < size; x++) {
		for (int y = 0; y < size; y++) {
			float distance = ((size / 2 - x) * (size / 2 - x) + (size / 2 - y) * (size / 2 - y)) / 50.f;
			if (distance == 0) { distance = 0.003; }

			int r_value = r / distance - 3;
			r_value = max(0, min(r_value, 255));

			int g_value = g / distance - 3;
			g_value = max(0, min(g_value, 255));

			int b_value = b / distance - 3;
			b_value = max(0, min(b_value, 255));

			pixels[x * 3 * size + y * 3 + 0] = r_value;
			pixels[x * 3 * size + y * 3 + 1] = g_value;
			pixels[x * 3 * size + y * 3 + 2] = b_value;
		}
	}

	this->img.update();
}

void Particle::update(){
	if (this->progress > 1) {
		this->progress = 1;
	}
	
	ofVec3f gap = this->point_2 - this->point_1;	
	gap = gap * this->progress;

	this->location = this->point_1 + gap;
}

void Particle::draw() {
	if (this->point_1 != ofVec3f(0, 0, 0) || this->point_2 != ofVec3f(0, 0, 0)) {
		this->img.draw(this->location - ofVec3f(100, 100));
	}
}

void Particle::set_point_1(ofVec3f point_1) {
	this->point_1 = point_1;
}

void Particle::set_point_2(ofVec3f point_2) {
	this->point_2 = point_2;
}

void Particle::set_progress(float value) {
	this->progress = value;
}

ofVec3f Particle::get_location() {
	return this->location;
}

#include "Particle.h"

Particle::Particle() : Particle(ofVec3f(0, 0, 0), ofVec3f(0, 0, 0)) {}

Particle::Particle(ofVec3f point_1, ofVec3f point_2) {

this->point_1 = point_1;

this->point_2 = point_2;

this->location = this->point_1;

this->progress = 0.f;

int size = 200;

int r = 55;

int g = 100;

int b = 180;

this->img.allocate(size, size, OF_IMAGE_COLOR);

unsigned char* pixels = this->img.getPixels().getData();

for (int x = 0; x < size; x++) {

for (int y = 0; y < size; y++) {

float distance = ((size / 2 - x) * (size / 2 - x) + (size / 2 - y) * (size / 2 - y)) / 50.f;

if (distance == 0) { distance = 0.003; }

int r_value = r / distance - 3;

r_value = max(0, min(r_value, 255));

int g_value = g / distance - 3;

g_value = max(0, min(g_value, 255));

int b_value = b / distance - 3;

b_value = max(0, min(b_value, 255));

pixels[x * 3 * size + y * 3 + 0] = r_value;

pixels[x * 3 * size + y * 3 + 1] = g_value;

pixels[x * 3 * size + y * 3 + 2] = b_value;

}

this->img.update();

}

void Particle::update(){

if (this->progress > 1) {

this->progress = 1;

}

ofVec3f gap = this->point_2 - this->point_1;

gap = gap * this->progress;

this->location = this->point_1 + gap;

}

void Particle::draw() {

if (this->point_1 != ofVec3f(0, 0, 0) || this->point_2 != ofVec3f(0, 0, 0)) {

this->img.draw(this->location - ofVec3f(100, 100));

}

void Particle::set_point_1(ofVec3f point_1) {

this->point_1 = point_1;

}

void Particle::set_point_2(ofVec3f point_2) {

this->point_2 = point_2;

}

void Particle::set_progress(float value) {

this->progress = value;

}

ofVec3f Particle::get_location() {

return this->location;

}

[ Link ]
https://github.com/junkiyoshi/Insta20171228

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2017年12月28日2018年3月15日

Insta20171227

[ Video ]

[ About ]
TrueTypeFontからPolylineを取得して、Noiseをかける。
TrueTypeFont to Polyline * Noise.

[ 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) {};

	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) {};

ofTrueTypeFont font;

};

#include "ofApp.h"

//--------------------------------------------------------------
void ofApp::setup() {
	ofSetFrameRate(30);
	ofBackground(255);
	ofSetWindowTitle("Insta");
	
	ofSetColor(0);
	ofFill();

	this->font.loadFont("Kazesawa-Bold.ttf", 150, true, false, true);
}

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

}

//--------------------------------------------------------------
void ofApp::draw() {
	ofTranslate(100, 50);

	char moji = 'A';
	for (int moji_index = 0; moji_index < 26; moji_index++) {

		ofTTFCharacter char_path = this->font.getCharacterAsPoints(moji);
		vector<ofPolyline> outline = char_path.getOutline();
		ofVec2f center;
		float noise_value;

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

			if (outline_index == 0) {
				center = outline[outline_index].getCentroid2D();
			}
			else {
				ofNextContour(true);
			}

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

			vector<ofPoint> vertices = outline[outline_index].getVertices();
			for (int vertices_index = 0; vertices_index < vertices.size(); vertices_index++) {
				ofPoint point = vertices[vertices_index] -center;
				noise_value = ofNoise(outline_index, point.x * 0.05, point.y * 0.05, ofGetFrameNum() * 0.05);
				if (noise_value < 0.5) {
					noise_value = 0.5;
				}
				ofVertex(point * noise_value);
			}
		}
		ofEndShape(true);

		if ((moji_index + 1) % 6 == 0) {
			ofTranslate(-500, 150);
		} else {
			ofTranslate(100, 0);
		}

		moji += 1;
	}
}

//--------------------------------------------------------------
int main() {
	ofSetupOpenGL(720, 720, OF_WINDOW);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(30);

ofBackground(255);

ofSetWindowTitle("Insta");

ofSetColor(0);

ofFill();

this->font.loadFont("Kazesawa-Bold.ttf", 150, true, false, true);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(100, 50);

char moji = 'A';

for (int moji_index = 0; moji_index < 26; moji_index++) {

ofTTFCharacter char_path = this->font.getCharacterAsPoints(moji);

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

ofVec2f center;

float noise_value;

ofBeginShape();

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

if (outline_index == 0) {

center = outline[outline_index].getCentroid2D();

}

else {

ofNextContour(true);

}

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

vector<ofPoint> vertices = outline[outline_index].getVertices();

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

ofPoint point = vertices[vertices_index] -center;

noise_value = ofNoise(outline_index, point.x * 0.05, point.y * 0.05, ofGetFrameNum() * 0.05);

if (noise_value < 0.5) {

noise_value = 0.5;

}

ofVertex(point * noise_value);

}

ofEndShape(true);

if ((moji_index + 1) % 6 == 0) {

ofTranslate(-500, 150);

} else {

ofTranslate(100, 0);

}

moji += 1;

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20171227

openFrameworks、初心者脱出の鍵は、ofPolylineにアリ？

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