プログラミング de 落描き – ページ 738 – クリエイティブ・コーディングによる生成物とソース

2018年11月4日2018年11月19日

Sky. openFrameworks

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Day 4 Sky.

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#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) {};
};

#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) {};

};

#include "ofApp.h"

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

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

	ofBackground(39, 39, 239);
}

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

}

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

	ofColor color(239);
	int span = 3;
	for (int x = 0; x < ofGetWidth(); x += span) {

		for (int y = 0; y < ofGetHeight(); y += span) {

			float alpha = ofMap(ofNoise(x * 0.003, y * 0.005, ofGetFrameNum() * 0.01), 0, 1, 0, 255);
			alpha *= ofMap(y, 0, ofGetHeight() * 0.75, 1, 0);
			ofSetColor(color, alpha);
			ofDrawRectangle(ofPoint(x, y), span, span);
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(39, 39, 239);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofColor color(239);

int span = 3;

for (int x = 0; x < ofGetWidth(); x += span) {

for (int y = 0; y < ofGetHeight(); y += span) {

float alpha = ofMap(ofNoise(x * 0.003, y * 0.005, ofGetFrameNum() * 0.01), 0, 1, 0, 255);

alpha *= ofMap(y, 0, ofGetHeight() * 0.75, 1, 0);

ofSetColor(color, alpha);

ofDrawRectangle(ofPoint(x, y), span, span);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

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https://github.com/junkiyoshi/Insta20181104

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2018年11月3日2018年11月19日

Carrot. openFrameworks

[ Video ]

[ About ]
Day 3 Carrot.

[ 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) {};

	ofImage image;
	ofFbo fbo;
	ofTrueTypeFont font;
	vector<float> y_noise;

	ofShader shader;
};

#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) {};

ofImage image;

ofFbo fbo;

ofTrueTypeFont font;

vector<float> y_noise;

ofShader shader;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);

	this->image.loadImage("image/carrot.png");
	this->fbo.allocate(ofGetWidth(), ofGetHeight());
	this->fbo.begin();
	ofClear(0);
	ofTranslate(ofGetWidth() * 0.5 - this->image.getWidth() * 0.5, ofGetHeight() * 0.5 - this->image.getHeight() * 0.5);

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

	this->fbo.end();

	for (int i = 0; i < ofGetHeight(); i++)	{ this->y_noise.push_back(0.f); }

	this->shader.load("shader/shader.vert", "shader/shader.frag");
}
//--------------------------------------------------------------
void ofApp::update() {

	float noise_value;
	for (int y = 0; y < this->y_noise.size(); y++) {

		if (y % 20 == 0) {

			noise_value = ofMap(ofNoise(y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -1, 1);

			if (noise_value > 0.65) {

				noise_value -= 0.65;
			}
			else if (noise_value < -0.65) {

				noise_value += 0.65;
			}
			else {

				noise_value = 0.0;
			}
		}

		this->y_noise[y] = noise_value;
	}
}

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

	this->shader.begin();
	this->shader.setUniform1f("time", ofGetElapsedTimef());
	this->shader.setUniform2f("resolution", ofGetWidth(), ofGetHeight());
	this->shader.setUniformTexture("tex", this->fbo.getTexture(), 1);
	this->shader.setUniform1fv("y_noise", &this->y_noise[0], ofGetHeight());

	ofDrawRectangle(0, 0, ofGetWidth(), ofGetHeight());

	this->shader.end();
}

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

	ofGLWindowSettings settings;
	settings.setGLVersion(3, 2);
	settings.setSize(720, 720);
	ofCreateWindow(settings);
	ofRunApp(new ofApp());
}

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

this->image.loadImage("image/carrot.png");

this->fbo.allocate(ofGetWidth(), ofGetHeight());

this->fbo.begin();

ofClear(0);

ofTranslate(ofGetWidth() * 0.5 - this->image.getWidth() * 0.5, ofGetHeight() * 0.5 - this->image.getHeight() * 0.5);

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

this->fbo.end();

for (int i = 0; i < ofGetHeight(); i++) { this->y_noise.push_back(0.f); }

this->shader.load("shader/shader.vert", "shader/shader.frag");

}

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

void ofApp::update() {

float noise_value;

for (int y = 0; y < this->y_noise.size(); y++) {

if (y % 20 == 0) {

noise_value = ofMap(ofNoise(y * 0.005, ofGetFrameNum() * 0.01), 0, 1, -1, 1);

if (noise_value > 0.65) {

noise_value -= 0.65;

}

else if (noise_value < -0.65) {

noise_value += 0.65;

}

else {

noise_value = 0.0;

}

this->y_noise[y] = noise_value;

}

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

void ofApp::draw() {

this->shader.begin();

this->shader.setUniform1f("time", ofGetElapsedTimef());

this->shader.setUniform2f("resolution", ofGetWidth(), ofGetHeight());

this->shader.setUniformTexture("tex", this->fbo.getTexture(), 1);

this->shader.setUniform1fv("y_noise", &this->y_noise[0], ofGetHeight());

ofDrawRectangle(0, 0, ofGetWidth(), ofGetHeight());

this->shader.end();

}

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

int main() {

ofGLWindowSettings settings;

settings.setGLVersion(3, 2);

settings.setSize(720, 720);

ofCreateWindow(settings);

ofRunApp(new ofApp());

}

#version 150

uniform mat4 modelViewProjectionMatrix;
in vec4 position;

void main(){
	gl_Position = modelViewProjectionMatrix * position;
}

#version 150

uniform mat4 modelViewProjectionMatrix;

in vec4 position;

void main(){

gl_Position = modelViewProjectionMatrix * position;

}

#version 150

uniform float time;
uniform vec2 resolution;
uniform sampler2DRect tex;
uniform float y_noise[720];

out vec4 outputColor;

void main() {

  float drift = 360.0;
  vec4 t = texture(tex, vec2(gl_FragCoord.x + drift * y_noise[int(gl_FragCoord.y)], (resolution.y - gl_FragCoord.y)));
  outputColor = t;
}

#version 150

uniform float time;

uniform vec2 resolution;

uniform sampler2DRect tex;

uniform float y_noise[720];

out vec4 outputColor;

void main() {

float drift = 360.0;

vec4 t = texture(tex, vec2(gl_FragCoord.x + drift * y_noise[int(gl_FragCoord.y)], (resolution.y - gl_FragCoord.y)));

outputColor = t;

}

[ Link ]
https://github.com/junkiyoshi/Insta20181103

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2018年11月2日2018年11月19日

Time. openFrameworks

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[ About ]
Day2 Time.

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#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

public:
	void setup();
	void update();
	void draw();

	void keyPressed(int key) {};
	void keyReleased(int key) {};
	void mouseMoved(int x, int y) {};
	void mouseDragged(int x, int y, int button) {};
	void mousePressed(int x, int y, int button) {};
	void mouseReleased(int x, int y, int button) {};
	void windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	ofTrueTypeFont font;
	int font_size;
};

#pragma once

#include "ofMain.h"

class ofApp : public ofBaseApp {

public:

void setup();

void update();

void draw();

void keyPressed(int key) {};

void keyReleased(int key) {};

void mouseMoved(int x, int y) {};

void mouseDragged(int x, int y, int button) {};

void mousePressed(int x, int y, int button) {};

void mouseReleased(int x, int y, int button) {};

void windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofTrueTypeFont font;

int font_size;

};

#include "ofApp.h"

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

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

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

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

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

}

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

	SYSTEMTIME sys_time;
	GetSystemTime(&sys_time);

	int second = sys_time.wSecond;
	int sample_count = 100;
	int step = ofMap(sys_time.wMilliseconds, 0, 1000, 0, sample_count * 2);
	bool close = false;
	
	std::ostringstream sout;
	sout << setfill('0') << setw(2) << second;
	string word = sout.str();
	char charactors[2];
	word.copy(charactors, 2);

	ofTranslate(this->font_size * 0.35, ofGetHeight() * 0.5 + this->font_size * 0.5);

	for (int charactor_index = 0; charactor_index < 2; charactor_index++) {

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

				ofPoint point(vertices[vertices_index].x, vertices[vertices_index].y, vertices[vertices_index].z);

				close = false;
				if(charactor_index == 0)
				{
					if (second % 10 != 0) {

						ofVertex(point);
						close = true;
					}
					else {

						if (step < sample_count) {

							if (vertices_index < step % sample_count) {

								ofVertex(point);
							}

							if (vertices_index == step % sample_count) {

								ofDrawCircle(point, 3);
							}
						}
						else {

							ofVertex(point);
							close = true;
						}
					}
				}
				else {

					if (step < sample_count) {

						if (vertices_index < step % sample_count) {

							ofVertex(point);
						}
					}
					else {

						if (vertices_index > step % sample_count) {

							ofVertex(point);
						}
					}

					if (vertices_index == step % sample_count) {

						ofDrawCircle(point, 3);
					}
				}
			}
			ofEndShape(close);
		}

		ofTranslate(this->font_size, 0);
	}
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofNoFill();

ofBackground(39);

ofSetColor(239);

ofSetLineWidth(3);

this->font_size = 300;

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

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

SYSTEMTIME sys_time;

GetSystemTime(&sys_time);

int second = sys_time.wSecond;

int sample_count = 100;

int step = ofMap(sys_time.wMilliseconds, 0, 1000, 0, sample_count * 2);

bool close = false;

std::ostringstream sout;

sout << setfill('0') << setw(2) << second;

string word = sout.str();

char charactors[2];

word.copy(charactors, 2);

ofTranslate(this->font_size * 0.35, ofGetHeight() * 0.5 + this->font_size * 0.5);

for (int charactor_index = 0; charactor_index < 2; charactor_index++) {

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

vector<ofPolyline> outline = path.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++) {

ofPoint point(vertices[vertices_index].x, vertices[vertices_index].y, vertices[vertices_index].z);

close = false;

if(charactor_index == 0)

{

if (second % 10 != 0) {

ofVertex(point);

close = true;

}

else {

if (step < sample_count) {

if (vertices_index < step % sample_count) {

ofVertex(point);

}

if (vertices_index == step % sample_count) {

ofDrawCircle(point, 3);

}

else {

ofVertex(point);

close = true;

}

else {

if (step < sample_count) {

if (vertices_index < step % sample_count) {

ofVertex(point);

}

else {

if (vertices_index > step % sample_count) {

ofVertex(point);

}

if (vertices_index == step % sample_count) {

ofDrawCircle(point, 3);

}

ofEndShape(close);

}

ofTranslate(this->font_size, 0);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20181102

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