2019年1月 – ページ 10 – プログラミング de 落描き

2019年1月4日

Slide sphere. openFrameworks

[ Video ]

[ About ]
スライドする球体

Slide sphere.

[ Source ]

#pragma once
#include "ofMain.h"

class ofApp : public ofBaseApp {

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

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

	ofEasyCam cam;
};

#pragma once

#include "ofMain.h"

class ofApp : public ofBaseApp {

public:

void setup();

void update();

void draw();

void keyPressed(int key) {};

void keyReleased(int key) {};

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

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

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

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

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

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofEasyCam cam;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofEnableDepthTest();
}

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

	ofSeedRandom(39);
}

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

	this->cam.begin();
	ofRotateX(90);

	int radius = 300;
	int deg_span = 10;
	for (int deg_2 = 0; deg_2 <= 180; deg_2 += deg_span) {

		int deg_start = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.002) * 360;
		for (int deg_1 = deg_start; deg_1 < deg_start + 360; deg_1 += deg_span) {

			vector<glm::vec3> vertices_fill;
			vertices_fill.push_back(glm::vec3(
				radius * cos((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),
				radius * sin((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),
				radius * cos((deg_2 - deg_span * 0.5) * DEG_TO_RAD)
			));

			vertices_fill.push_back(glm::vec3(
				radius * cos((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),
				radius * sin((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),
				radius * cos((deg_2 - deg_span * 0.5) * DEG_TO_RAD)
			));

			vertices_fill.push_back(glm::vec3(
				radius * cos((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),
				radius * sin((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),
				radius * cos((deg_2 + deg_span * 0.5) * DEG_TO_RAD)
			));

			vertices_fill.push_back(glm::vec3(
				radius * cos((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),
				radius * sin((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),
				radius * cos((deg_2 + deg_span * 0.5) * DEG_TO_RAD)
			));

			ofSetColor(239);
			ofFill();
			ofBeginShape();
			ofVertices(vertices_fill);
			ofEndShape(true);

			vector<glm::vec3> vertices_noFill;
			vertices_noFill.push_back(glm::vec3(
				(radius + 1) * cos((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),
				(radius + 1) * sin((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),
				(radius + 1) * cos((deg_2 - deg_span * 0.5) * DEG_TO_RAD)
			));

			vertices_noFill.push_back(glm::vec3(
				(radius + 1) * cos((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),
				(radius + 1) * sin((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),
				(radius + 1) * cos((deg_2 - deg_span * 0.5) * DEG_TO_RAD)
			));

			vertices_noFill.push_back(glm::vec3(
				(radius + 1) * cos((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),
				(radius + 1) * sin((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),
				(radius + 1) * cos((deg_2 + deg_span * 0.5) * DEG_TO_RAD)
			));

			vertices_noFill.push_back(glm::vec3(
				(radius + 1) * cos((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),
				(radius + 1) * sin((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),
				(radius + 1) * cos((deg_2 + deg_span * 0.5) * DEG_TO_RAD)
			));

			ofSetColor(39);
			ofNoFill();
			ofBeginShape();
			ofVertices(vertices_noFill);
			ofEndShape(true);
		}
	}

	this->cam.end();
}

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

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

100

101

102

103

104

105

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetColor(39);

ofEnableDepthTest();

}

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

void ofApp::update() {

ofSeedRandom(39);

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(90);

int radius = 300;

int deg_span = 10;

for (int deg_2 = 0; deg_2 <= 180; deg_2 += deg_span) {

int deg_start = ofNoise(ofRandom(1000), ofGetFrameNum() * 0.002) * 360;

for (int deg_1 = deg_start; deg_1 < deg_start + 360; deg_1 += deg_span) {

vector<glm::vec3> vertices_fill;

vertices_fill.push_back(glm::vec3(

radius * cos((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),

radius * sin((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),

radius * cos((deg_2 - deg_span * 0.5) * DEG_TO_RAD)

));

vertices_fill.push_back(glm::vec3(

radius * cos((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),

radius * sin((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),

radius * cos((deg_2 - deg_span * 0.5) * DEG_TO_RAD)

));

vertices_fill.push_back(glm::vec3(

radius * cos((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),

radius * sin((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),

radius * cos((deg_2 + deg_span * 0.5) * DEG_TO_RAD)

));

vertices_fill.push_back(glm::vec3(

radius * cos((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),

radius * sin((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),

radius * cos((deg_2 + deg_span * 0.5) * DEG_TO_RAD)

));

ofSetColor(239);

ofFill();

ofBeginShape();

ofVertices(vertices_fill);

ofEndShape(true);

vector<glm::vec3> vertices_noFill;

vertices_noFill.push_back(glm::vec3(

(radius + 1) * cos((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),

(radius + 1) * sin((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),

(radius + 1) * cos((deg_2 - deg_span * 0.5) * DEG_TO_RAD)

));

vertices_noFill.push_back(glm::vec3(

(radius + 1) * cos((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),

(radius + 1) * sin((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 - deg_span * 0.5) * DEG_TO_RAD),

(radius + 1) * cos((deg_2 - deg_span * 0.5) * DEG_TO_RAD)

));

vertices_noFill.push_back(glm::vec3(

(radius + 1) * cos((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),

(radius + 1) * sin((deg_1 + deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),

(radius + 1) * cos((deg_2 + deg_span * 0.5) * DEG_TO_RAD)

));

vertices_noFill.push_back(glm::vec3(

(radius + 1) * cos((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),

(radius + 1) * sin((deg_1 - deg_span * 0.5) * DEG_TO_RAD) * sin((deg_2 + deg_span * 0.5) * DEG_TO_RAD),

(radius + 1) * cos((deg_2 + deg_span * 0.5) * DEG_TO_RAD)

));

ofSetColor(39);

ofNoFill();

ofBeginShape();

ofVertices(vertices_noFill);

ofEndShape(true);

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20190104

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2019年1月3日

Noisy walk + Invert color. openFrameworks

[ Video ]

[ About ]
ノイズを使ったランダムウォーク＆色の反転

Noisy walk and invert color.

[ 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) {};
	
	ofFbo fbo1;
	ofFbo fbo2;
	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 windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofFbo fbo1;

ofFbo fbo2;

ofShader shader;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetLineWidth(5);

	this->fbo1.allocate(ofGetWidth(), ofGetHeight());
	this->fbo2.allocate(ofGetWidth(), ofGetHeight());
	this->shader.load("shader/shader.vert", "shader/shader.frag");
}

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

	ofSeedRandom(39);

	ofSetColor(39);
	this->fbo1.begin();
	ofClear(0);
	
	int length = 30;
	int x_span = 120;
	int y_span = 120;
	ofColor color;
	for (int x = 0; x < ofGetWidth(); x += x_span) {

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

			color.setHsb(ofRandom(255), 230, 200);
			ofSetColor(color);

			float x_seed = ofRandom(100);
			float y_seed = ofRandom(100);
			ofPoint point;
			ofPoint prev_point = ofPoint();
			for (int l = 0; l < length; l++) {

				point = ofPoint(ofMap(ofNoise(x_seed, (ofGetFrameNum() + l) * 0.015), 0, 1, x, x + x_span), ofMap(ofNoise(y_seed, (ofGetFrameNum() + l) * 0.015), 0, 1, y, y + y_span));
				if (l != 0) { ofDrawLine(prev_point, point); }
				prev_point = point;
			}

			ofDrawCircle(point, 10);
		}
	}

	this->fbo1.end();

	ofSetColor(39);
	this->fbo2.begin();
	ofClear(0);

	for (int y = 0; y < ofGetHeight(); y += 60) {

		int x_start = y % 120;
		for (int x = x_start; x < ofGetWidth(); x += 120) {

			ofDrawRectangle(x, y, 60, 60);
		}
	}


	this->fbo2.end();
}

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

	ofSetColor(255);
	ofFill();
	this->shader.begin();
	this->shader.setUniform1f("time", ofGetElapsedTimef());
	this->shader.setUniform2f("resolution", ofGetWidth(), ofGetHeight());
	this->shader.setUniformTexture("tex1", this->fbo1.getTexture(), 1);
	this->shader.setUniformTexture("tex2", this->fbo2.getTexture(), 2);

	ofDrawRectangle(glm::vec2(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);

ofSetLineWidth(5);

this->fbo1.allocate(ofGetWidth(), ofGetHeight());

this->fbo2.allocate(ofGetWidth(), ofGetHeight());

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

}

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

void ofApp::update() {

ofSeedRandom(39);

ofSetColor(39);

this->fbo1.begin();

ofClear(0);

int length = 30;

int x_span = 120;

int y_span = 120;

ofColor color;

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

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

color.setHsb(ofRandom(255), 230, 200);

ofSetColor(color);

float x_seed = ofRandom(100);

float y_seed = ofRandom(100);

ofPoint point;

ofPoint prev_point = ofPoint();

for (int l = 0; l < length; l++) {

point = ofPoint(ofMap(ofNoise(x_seed, (ofGetFrameNum() + l) * 0.015), 0, 1, x, x + x_span), ofMap(ofNoise(y_seed, (ofGetFrameNum() + l) * 0.015), 0, 1, y, y + y_span));

if (l != 0) { ofDrawLine(prev_point, point); }

prev_point = point;

}

ofDrawCircle(point, 10);

}

this->fbo1.end();

ofSetColor(39);

this->fbo2.begin();

ofClear(0);

for (int y = 0; y < ofGetHeight(); y += 60) {

int x_start = y % 120;

for (int x = x_start; x < ofGetWidth(); x += 120) {

ofDrawRectangle(x, y, 60, 60);

}

this->fbo2.end();

}

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

void ofApp::draw() {

ofSetColor(255);

ofFill();

this->shader.begin();

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

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

this->shader.setUniformTexture("tex1", this->fbo1.getTexture(), 1);

this->shader.setUniformTexture("tex2", this->fbo2.getTexture(), 2);

ofDrawRectangle(glm::vec2(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;
in vec2 texcoord;
out vec2 texCoordVarying;

void main(){

	texCoordVarying = texcoord;
	gl_Position = modelViewProjectionMatrix * position;
}

#version 150

uniform mat4 modelViewProjectionMatrix;

in vec4 position;

in vec2 texcoord;

out vec2 texCoordVarying;

void main(){

texCoordVarying = texcoord;

gl_Position = modelViewProjectionMatrix * position;

}

#version 150

uniform float time;
uniform vec2 resolution;
uniform sampler2DRect tex1;
uniform sampler2DRect tex2;

in vec2 texCoordVarying;
out vec4 outputColor;

void main() {

  vec4 t1 = texture(tex1, vec2(gl_FragCoord.x, resolution.y - gl_FragCoord.y));
  vec4 t2 = texture(tex2, vec2(gl_FragCoord.x, resolution.y - gl_FragCoord.y));
  
  vec4 c;
  if(t1 != vec4(0.0) && t2 == vec4(0.0)){
  
	c = t1;
  }else if(t1 == vec4(0.0) && t2 != vec4(0.0)){
  
	c = t2;
  }else{
  
	c = vec4(vec3(0.937), 1.0);
  }

  outputColor = c;
}

#version 150

uniform float time;

uniform vec2 resolution;

uniform sampler2DRect tex1;

uniform sampler2DRect tex2;

in vec2 texCoordVarying;

out vec4 outputColor;

void main() {

vec4 t1 = texture(tex1, vec2(gl_FragCoord.x, resolution.y - gl_FragCoord.y));

vec4 t2 = texture(tex2, vec2(gl_FragCoord.x, resolution.y - gl_FragCoord.y));

vec4 c;

if(t1 != vec4(0.0) && t2 == vec4(0.0)){

c = t1;

}else if(t1 == vec4(0.0) && t2 != vec4(0.0)){

c = t2;

}else{

c = vec4(vec3(0.937), 1.0);

}

outputColor = c;

}

[ Link ]
https://github.com/junkiyoshi/Insta20190103

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2019年1月2日

Invert Color. openFrameworks

[ Video ]

[ About ]
二つのofFboに絵を描いてGLSLにテキスチャとして送信。ピクセル単位で重なった・重なっていないで色を分けて描写する

Draw a picture in two ofFbo and send it to GLSL as texture. Pixel unit overlap · Do not overlap · Color depicting.

[ 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) {};
	
	ofFbo fbo1;
	ofFbo fbo2;
	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 windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofFbo fbo1;

ofFbo fbo2;

ofShader shader;

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(0);
	ofEnableDepthTest();

	this->fbo1.allocate(ofGetWidth(), ofGetHeight());
	this->fbo2.allocate(ofGetWidth(), ofGetHeight());
	this->shader.load("shader/shader.vert", "shader/shader.frag");
}

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

	this->fbo1.begin();
	ofClear(0);

	float radius = 300;
	ofBeginShape();
	for (int deg = 0; deg < 360; deg += 3) {

		glm::vec2 noise_point = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));
		float noise_radius = ofMap(ofNoise(noise_point.x * 0.003, noise_point.y * 0.003, ofGetFrameNum() * 0.005), 0, 1, radius * 0.5, radius);

		ofVertex(noise_radius * cos(deg * DEG_TO_RAD) + ofGetWidth() * 0.5, noise_radius * sin(deg * DEG_TO_RAD) + ofGetHeight() * 0.5);
	}
	ofEndShape();

	this->fbo1.end();

	this->fbo2.begin();
	ofClear(0);

	for (int x = 0; x < ofGetWidth(); x += 120) {

		ofDrawRectangle(x, 0, 60, ofGetHeight());
	}

	this->fbo2.end();
}

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

	ofFill();
	this->shader.begin();
	this->shader.setUniform1f("time", ofGetElapsedTimef());
	this->shader.setUniform2f("resolution", ofGetWidth(), ofGetHeight());
	this->shader.setUniformTexture("tex1", this->fbo1.getTexture(), 1);
	this->shader.setUniformTexture("tex2", this->fbo2.getTexture(), 2);

	ofDrawRectangle(glm::vec2(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(0);

ofEnableDepthTest();

this->fbo1.allocate(ofGetWidth(), ofGetHeight());

this->fbo2.allocate(ofGetWidth(), ofGetHeight());

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

}

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

void ofApp::update() {

this->fbo1.begin();

ofClear(0);

float radius = 300;

ofBeginShape();

for (int deg = 0; deg < 360; deg += 3) {

glm::vec2 noise_point = glm::vec2(radius * cos(deg * DEG_TO_RAD), radius * sin(deg * DEG_TO_RAD));

float noise_radius = ofMap(ofNoise(noise_point.x * 0.003, noise_point.y * 0.003, ofGetFrameNum() * 0.005), 0, 1, radius * 0.5, radius);

ofVertex(noise_radius * cos(deg * DEG_TO_RAD) + ofGetWidth() * 0.5, noise_radius * sin(deg * DEG_TO_RAD) + ofGetHeight() * 0.5);

}

ofEndShape();

this->fbo1.end();

this->fbo2.begin();

ofClear(0);

for (int x = 0; x < ofGetWidth(); x += 120) {

ofDrawRectangle(x, 0, 60, ofGetHeight());

}

this->fbo2.end();

}

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

void ofApp::draw() {

ofFill();

this->shader.begin();

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

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

this->shader.setUniformTexture("tex1", this->fbo1.getTexture(), 1);

this->shader.setUniformTexture("tex2", this->fbo2.getTexture(), 2);

ofDrawRectangle(glm::vec2(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;
in vec2 texcoord;
out vec2 texCoordVarying;

void main(){

	texCoordVarying = texcoord;
	gl_Position = modelViewProjectionMatrix * position;
}

#version 150

uniform mat4 modelViewProjectionMatrix;

in vec4 position;

in vec2 texcoord;

out vec2 texCoordVarying;

void main(){

texCoordVarying = texcoord;

gl_Position = modelViewProjectionMatrix * position;

}

#version 150

uniform float time;
uniform vec2 resolution;
uniform sampler2DRect tex1;
uniform sampler2DRect tex2;

in vec2 texCoordVarying;
out vec4 outputColor;

void main() {

  vec4 t1 = texture(tex1, vec2(gl_FragCoord.x, resolution.y - gl_FragCoord.y));
  vec4 t2 = texture(tex2, vec2(gl_FragCoord.x, resolution.y - gl_FragCoord.y));
  
  vec4 c;
  if(t1 == t2){
  	
  	c = vec4(vec3(0.937), 1.0);
  }else{
  
  	c = vec4(vec3(0.153), 1.0);
  }
  
  outputColor = c;
}

#version 150

uniform float time;

uniform vec2 resolution;

uniform sampler2DRect tex1;

uniform sampler2DRect tex2;

in vec2 texCoordVarying;

out vec4 outputColor;

void main() {

vec4 t1 = texture(tex1, vec2(gl_FragCoord.x, resolution.y - gl_FragCoord.y));

vec4 t2 = texture(tex2, vec2(gl_FragCoord.x, resolution.y - gl_FragCoord.y));

vec4 c;

if(t1 == t2){

c = vec4(vec3(0.937), 1.0);

}else{

c = vec4(vec3(0.153), 1.0);

}

outputColor = c;

}

[ Link ]
https://github.com/junkiyoshi/Insta20190102

[ほしいものリスト]
Amazon

[ Sponsor Link ]

月	火	水	木	金	土	日
	1	2	3	4	5	6
7	8	9	10	11	12	13
14	15	16	17	18	19	20
21	22	23	24	25	26	27
28	29	30	31