noise – ページ 354 – プログラミング de 落描き

2018年11月25日

Screwdriver. openFrameworks

[ Video ]

[ About ]
Day 25 Screwdriver

スクリュードライバー(ウォッカ＋オレンジ）を買ってきて「酔っちゃった」とするつもりが、3件酒屋をハシゴするも取り扱いがなく、本家・スクリュードライバーの画像で「酔っちゃった」をしなければならなくなった図

[ 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;
	vector<glm::vec3> 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;

vector<glm::vec3> y_noise;

ofShader shader;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);

	this->image.load("image/drivers.jpg");

	for (int i = 0; i < ofGetHeight(); i++)
	{
		this->y_noise.push_back(glm::vec3(0.f, 0.f, 0.f));
	}

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

	glm::vec3 noise_value;
	for (int y = 0; y < this->y_noise.size(); y++) {

		for (int i = 0; i < 3; i++) {

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

		}
		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->image, 1);
	this->shader.setUniform3fv("y_noise", &this->y_noise[0].x, 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.load("image/drivers.jpg");

for (int i = 0; i < ofGetHeight(); i++)

{

this->y_noise.push_back(glm::vec3(0.f, 0.f, 0.f));

}

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

}

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

void ofApp::update() {

glm::vec3 noise_value;

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

for (int i = 0; i < 3; i++) {

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

}

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->image, 1);

this->shader.setUniform3fv("y_noise", &this->y_noise[0].x, 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 vec3 y_noise[720];

out vec4 outputColor;

void main() {

  float drift = 50.0;
  float r = texture(tex, vec2(gl_FragCoord.x + drift * y_noise[int(gl_FragCoord.y)].r, (resolution.y - gl_FragCoord.y))).r;
  float g = texture(tex, vec2(gl_FragCoord.x + drift * y_noise[int(gl_FragCoord.y)].g, (resolution.y - gl_FragCoord.y))).g;
  float b = texture(tex, vec2(gl_FragCoord.x + drift * y_noise[int(gl_FragCoord.y)].b, (resolution.y - gl_FragCoord.y))).b;
  outputColor = vec4(r, g, b, 1.0);
}

#version 150

uniform float time;

uniform vec2 resolution;

uniform sampler2DRect tex;

uniform vec3 y_noise[720];

out vec4 outputColor;

void main() {

float drift = 50.0;

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

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

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

outputColor = vec4(r, g, b, 1.0);

}

[ Link ]

2018年11月22日

Keys. openFrameworks

[ Video ]

[ About ]
Day 22 Keys

鍵山をパーリンノイズでユラユラ。動く・止まるの切り替えはフレーム番号によってノイズの引数の値の増加量を調整して実装

Noisy Keys. I changing increase amount of parameter of Perlin Noise from frame number.

[ 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) {};

	float noise_seed;
	void draw_key(glm::vec2 location, float len);
};

#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) {};

float noise_seed;

void draw_key(glm::vec2 location, float len);

};

#include "ofApp.h"

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

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

	ofSetCircleResolution(30);
	
	this->noise_seed = 0;
}

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

	int param = ofGetFrameNum() % 60;

	if (param < 45) {

		this->noise_seed += ofMap(param, 0, 45, 0.1, 0);
	}
}

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

	int size = 180;
	for (int x = size * 0.5; x < ofGetWidth(); x += size) {

		for (int y = size * 0.5 * 0.8; y < ofGetHeight(); y += size * 0.8) {

			this->draw_key(glm::vec2(x, y), size);
		}
	}
}

//--------------------------------------------------------------
void ofApp::draw_key(glm::vec2 location, float len) {

	ofPushMatrix();
	ofTranslate(location);

	ofSetColor(39);
	ofDrawRectangle(glm::vec2(-len * 0.4, -len * 0.05), len * 0.8, len * 0.1);
	ofDrawCircle(glm::vec2(len * 0.25, 0), len * 0.2);

	float noise_value = 0;
	for (float x = -len * 0.4; x <= -len * 0.2; x += len * 0.05) {

		noise_value = ofNoise((location.x + x), location.y, this->noise_seed);
		ofDrawRectangle(glm::vec2(x, len * 0.05), len * 0.05, len * 0.3 * noise_value);
	}

	ofSetColor(ofGetBackground());
	ofDrawCircle(glm::vec2(len * 0.25, 0) + glm::vec2(len * 0.1 * cos((120 * noise_value - 60) * DEG_TO_RAD), len * 0.1 * sin((120 * noise_value - 60) * DEG_TO_RAD)), len * 0.05);

	ofPopMatrix();

}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofSetCircleResolution(30);

this->noise_seed = 0;

}

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

void ofApp::update() {

int param = ofGetFrameNum() % 60;

if (param < 45) {

this->noise_seed += ofMap(param, 0, 45, 0.1, 0);

}

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

void ofApp::draw() {

int size = 180;

for (int x = size * 0.5; x < ofGetWidth(); x += size) {

for (int y = size * 0.5 * 0.8; y < ofGetHeight(); y += size * 0.8) {

this->draw_key(glm::vec2(x, y), size);

}

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

void ofApp::draw_key(glm::vec2 location, float len) {

ofPushMatrix();

ofTranslate(location);

ofSetColor(39);

ofDrawRectangle(glm::vec2(-len * 0.4, -len * 0.05), len * 0.8, len * 0.1);

ofDrawCircle(glm::vec2(len * 0.25, 0), len * 0.2);

float noise_value = 0;

for (float x = -len * 0.4; x <= -len * 0.2; x += len * 0.05) {

noise_value = ofNoise((location.x + x), location.y, this->noise_seed);

ofDrawRectangle(glm::vec2(x, len * 0.05), len * 0.05, len * 0.3 * noise_value);

}

ofSetColor(ofGetBackground());

ofDrawCircle(glm::vec2(len * 0.25, 0) + glm::vec2(len * 0.1 * cos((120 * noise_value - 60) * DEG_TO_RAD), len * 0.1 * sin((120 * noise_value - 60) * DEG_TO_RAD)), len * 0.05);

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20181122

2018年11月19日2018年11月19日

Eggs. openFrameworks

[ Video ]

[ About ]
Day 19 Eggs.

ゆで卵と目玉焼き。
卵の座標計算は下記サイトを参考にさせて頂きました。

卵形の曲線を表す方程式 Ⅴ
http://www.geocities.jp/nyjp07/index_egg5.html

Boiled eggs and fried eggs.

[ 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) {};

	void draw_egg(ofPoint location, float len, bool fried);
};

#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) {};

void draw_egg(ofPoint location, float len, bool fried);

};

#include "ofApp.h"

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

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

	ofBackground(39);
}

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

	ofSeedRandom(39);
}

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

	int len = 72;
	bool fried = false;
	for (int x = len; x < ofGetWidth(); x += len * 2) {

		for (int y = len; y < ofGetHeight(); y += len * 2) {

			this->draw_egg(ofPoint(x, y), len - 10, fried);
			fried = !fried;
		}
	}
	
}

//--------------------------------------------------------------
void ofApp::draw_egg(ofPoint location, float len, bool fried) {

	float a = 1;
	float b = 0.72;
	float c = 0.08;

	ofPushMatrix();
	ofTranslate(location);
	ofRotate(90);

	ofSetColor(239);
	ofBeginShape();
	for (int deg = 0; deg < 360; deg += 1) {

		float x = a * cos(deg * DEG_TO_RAD);
		float y = (b + c * cos(deg * DEG_TO_RAD)) * sin(deg * DEG_TO_RAD);

		float noise_value = fried ? ofMap(ofNoise(location.x * 0.005 + x, location.y * 0.05 + y, ofGetFrameNum() * 0.005), 0, 1, 0.7, 1.2) : 1;

		ofPoint p = ofPoint(x, y) * len * noise_value;

		ofVertex(p);
	}
	ofEndShape();

	if (fried) {

		ofSetColor(220, 220, 39);
		ofDrawCircle(ofPoint(), len * 0.4);
	}
	
	ofPopMatrix();
}

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

int len = 72;

bool fried = false;

for (int x = len; x < ofGetWidth(); x += len * 2) {

for (int y = len; y < ofGetHeight(); y += len * 2) {

this->draw_egg(ofPoint(x, y), len - 10, fried);

fried = !fried;

}

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

void ofApp::draw_egg(ofPoint location, float len, bool fried) {

float a = 1;

float b = 0.72;

float c = 0.08;

ofPushMatrix();

ofTranslate(location);

ofRotate(90);

ofSetColor(239);

ofBeginShape();

for (int deg = 0; deg < 360; deg += 1) {

float x = a * cos(deg * DEG_TO_RAD);

float y = (b + c * cos(deg * DEG_TO_RAD)) * sin(deg * DEG_TO_RAD);

float noise_value = fried ? ofMap(ofNoise(location.x * 0.005 + x, location.y * 0.05 + y, ofGetFrameNum() * 0.005), 0, 1, 0.7, 1.2) : 1;

ofPoint p = ofPoint(x, y) * len * noise_value;

ofVertex(p);

}

ofEndShape();

if (fried) {

ofSetColor(220, 220, 39);

ofDrawCircle(ofPoint(), len * 0.4);

}

ofPopMatrix();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20181119

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