プログラミング de 落描き – ページ 652 – クリエイティブ・コーディングによる生成物とソース

2019年1月1日2019年1月1日

Happy new year 2019. openFrameworks

[ Video ]

[ About ]
あけましておめでとうございます。何となく始めた毎日投稿も気づけば3年目。なるべく続けられるようにします

A happy new year.

[ 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) {};
	
	ofShader shader;

	ofTrueTypeFont font;
	ofFbo tex1;
	ofFbo tex2;
};

#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) {};

ofShader shader;

ofTrueTypeFont font;

ofFbo tex1;

ofFbo tex2;

};

#include "ofApp.h"

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

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

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

	this->shader.load("shader/shader.vert", "shader/shader.frag");
	this->font.loadFont("fonts/Kazesawa-bold.ttf", 150, true, true, true);
	
	this->tex1.allocate(ofGetWidth(), ofGetHeight());
	this->tex2.allocate(ofGetWidth(), ofGetHeight());

	this->tex1.begin();
	ofClear(0);

	string word = "2019";
	this->font.drawString(word, ofGetWidth() * 0.5 - this->font.stringWidth(word) * 0.5, ofGetHeight() -  this->font.stringHeight(word) * 0.5);

	ofBeginShape();
	for (int deg = 0; deg < 360; deg += 5) {

		ofVertex(200 * cos(deg * DEG_TO_RAD) + ofGetWidth() * 0.5, 200 * sin(deg * DEG_TO_RAD) + ofGetHeight() * 0.35);
	}
	ofEndShape();

	this->tex1.end();

}

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

	ofSeedRandom(39);

	this->tex2.begin();
	ofClear(0);

	for (int i = 0; i < 8; i++) {

		vector<glm::vec2> vertices;
		float noise_seed = ofRandom(1000);
		float noise_step = ofRandom(0.001, 0.0005);
		for (int x = 0; x <= ofGetWidth(); x += 10) {

			vertices.push_back(glm::vec2(x, ofNoise(noise_seed, x * noise_step, ofGetFrameNum() * 0.001) * ofGetHeight()));
		}
	
		int count = vertices.size();
		for (int vertices_index = count - 1; vertices_index > -1; vertices_index--) {

			vertices.push_back(vertices[vertices_index] - glm::vec2(0, -5));
		}		

		ofBeginShape();
		ofVertices(vertices);
		ofEndShape();
	}

	this->tex2.end();
}

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

	ofFill();
	this->shader.begin();
	this->shader.setUniform1f("time", ofGetElapsedTimef());
	this->shader.setUniform2f("resolution", ofGetWidth(), ofGetHeight());
	this->shader.setUniformTexture("tex1", this->tex1.getTexture(), 1);
	this->shader.setUniformTexture("tex2", this->tex2.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->shader.load("shader/shader.vert", "shader/shader.frag");

this->font.loadFont("fonts/Kazesawa-bold.ttf", 150, true, true, true);

this->tex1.allocate(ofGetWidth(), ofGetHeight());

this->tex2.allocate(ofGetWidth(), ofGetHeight());

this->tex1.begin();

ofClear(0);

string word = "2019";

this->font.drawString(word, ofGetWidth() * 0.5 - this->font.stringWidth(word) * 0.5, ofGetHeight() - this->font.stringHeight(word) * 0.5);

ofBeginShape();

for (int deg = 0; deg < 360; deg += 5) {

ofVertex(200 * cos(deg * DEG_TO_RAD) + ofGetWidth() * 0.5, 200 * sin(deg * DEG_TO_RAD) + ofGetHeight() * 0.35);

}

ofEndShape();

this->tex1.end();

}

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

void ofApp::update() {

ofSeedRandom(39);

this->tex2.begin();

ofClear(0);

for (int i = 0; i < 8; i++) {

vector<glm::vec2> vertices;

float noise_seed = ofRandom(1000);

float noise_step = ofRandom(0.001, 0.0005);

for (int x = 0; x <= ofGetWidth(); x += 10) {

vertices.push_back(glm::vec2(x, ofNoise(noise_seed, x * noise_step, ofGetFrameNum() * 0.001) * ofGetHeight()));

}

int count = vertices.size();

for (int vertices_index = count - 1; vertices_index > -1; vertices_index--) {

vertices.push_back(vertices[vertices_index] - glm::vec2(0, -5));

}

ofBeginShape();

ofVertices(vertices);

ofEndShape();

}

this->tex2.end();

}

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

void ofApp::draw() {

ofFill();

this->shader.begin();

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

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

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

this->shader.setUniformTexture("tex2", this->tex2.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(0.5450, 0.153, 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(0.5450, 0.153, 0.153), 1.0);

}

outputColor = c;

}

[ Link ]
https://github.com/junkiyoshi/Insta20190101

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2018年12月31日

2018 last day. openFrameworks

[ Video ]

[ About ]
さよなら2018年

2018 last day.

[ Source ]

#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 windowResized(int w, int h) {};
	void dragEvent(ofDragInfo dragInfo) {};
	void gotMessage(ofMessage msg) {};

	ofEasyCam cam;
	ofTrueTypeFont font;

	int number_of_particle;
	vector<unique_ptr<Particle>> particles;
};

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

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

ofEasyCam cam;

ofTrueTypeFont font;

int number_of_particle;

vector<unique_ptr<Particle>> particles;

};

#include "ofApp.h"

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

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

	ofBackground(39);
	ofSetLineWidth(1.5);
	ofEnableDepthTest();

	font.loadFont("fonts/Kazesawa-bold.ttf", 150, true, true, true);

	this->number_of_particle = 120;
	for (int i = 0; i < this->number_of_particle; i++) {

		auto particle = make_unique<Particle>();
		this->particles.push_back(move(particle));
	}
}

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

	for (auto& particle : this->particles) {

		particle->think(this->particles);
	}

	for (auto& particle : this->particles) {

		particle->update();
	}
}

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

	this->cam.begin();

	ofSetColor(239);
	this->font.drawString("2018", -this->font.stringWidth("2018") * 0.5, -this->font.stringHeight("2018") * 0.5);

	for (auto& particle : this->particles) {

		particle->draw();
	}

	this->cam.end();
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofSetLineWidth(1.5);

ofEnableDepthTest();

font.loadFont("fonts/Kazesawa-bold.ttf", 150, true, true, true);

this->number_of_particle = 120;

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

auto particle = make_unique<Particle>();

this->particles.push_back(move(particle));

}

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

void ofApp::update() {

for (auto& particle : this->particles) {

particle->think(this->particles);

}

for (auto& particle : this->particles) {

particle->update();

}

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

void ofApp::draw() {

this->cam.begin();

ofSetColor(239);

this->font.drawString("2018", -this->font.stringWidth("2018") * 0.5, -this->font.stringHeight("2018") * 0.5);

for (auto& particle : this->particles) {

particle->draw();

}

this->cam.end();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

#pragma once
#include "ofMain.h"

class Particle {
public:
	Particle();
	~Particle();

	void think(vector<unique_ptr<Particle>>& particles);
	void update();
	void draw();
	glm::vec3 separate(vector<unique_ptr<Particle>>& particles);
	glm::vec3 align(vector<unique_ptr<Particle>>& particles);
	glm::vec3 cohesion(vector<unique_ptr<Particle>>& particles);
	glm::vec3 seek(glm::vec3 target);
	void applyForce(glm::vec3 force);

private:
	glm::vec3 location;
	glm::vec3 velocity;
	glm::vec3 acceleration;
	deque<glm::vec3> log;

	float range;
	float max_force;
	float max_speed;
	ofColor color;
};

#pragma once

#include "ofMain.h"

class Particle {

public:

Particle();

~Particle();

void think(vector<unique_ptr<Particle>>& particles);

void update();

void draw();

glm::vec3 separate(vector<unique_ptr<Particle>>& particles);

glm::vec3 align(vector<unique_ptr<Particle>>& particles);

glm::vec3 cohesion(vector<unique_ptr<Particle>>& particles);

glm::vec3 seek(glm::vec3 target);

void applyForce(glm::vec3 force);

private:

glm::vec3 location;

glm::vec3 velocity;

glm::vec3 acceleration;

deque<glm::vec3> log;

float range;

float max_force;

float max_speed;

ofColor color;

};

#include "Particle.h"

Particle::Particle() {

	this->location = glm::vec3(ofRandom(-300, 300), ofRandom(-300, 300), ofRandom(-300, 300));
	this->velocity = glm::vec3(ofRandom(-1, 1), ofRandom(-1, 1), ofRandom(-1, 1));

	this->range = 40;
	this->max_force = 1;
	this->max_speed = 8;

	this->color = ofColor(239);
}

Particle::~Particle() {

}

void Particle::think(vector<unique_ptr<Particle>>& particles) {

	// 分離
	glm::vec3 separate = this->separate(particles);
	this->applyForce(separate * 1.05);

	// 整列
	glm::vec3 align = this->align(particles);
	this->applyForce(align);

	// 結合
	glm::vec3 cohesion = this->cohesion(particles);
	this->applyForce(cohesion);

	// 自我
	if (glm::length(this->velocity) > 0) {

		glm::vec3 feature = this->location + glm::normalize(velocity) * this->range;
		glm::vec3 target = feature + glm::normalize(glm::vec3(ofRandom(-1, 1), ofRandom(-1, 1), ofRandom(-1, 1))) * this->range * 0.5;
		glm::vec3 ego = this->seek(target);

		this->applyForce(ego);
	}

	// 境界
	if (glm::length(this->location - glm::vec3()) > 400) {

		glm::vec3 area = this->seek(glm::vec3());
		this->applyForce(area * 5);
	}
}

void Particle::update() {

	// 前進
	this->velocity += this->acceleration;
	if (glm::length(this->velocity) > this->max_speed) {

		this->velocity = glm::normalize(this->velocity) * this->max_speed;
	}
	this->location += this->velocity;
	this->acceleration *= 0;
	this->velocity *= 0.9;

	this->log.push_front(this->location);
	while (this->log.size() > 10) {

		this->log.pop_back();
	}
}

void Particle::draw() {

	ofSetColor(color);
	ofDrawSphere(this->location, 5);
	for (int i = 0; i < this->log.size() - 1; i++) {

		ofSetColor(color, ofMap(i, 0, this->log.size() - 1, 255, 0));
		ofDrawLine(this->log[i], this->log[i + 1]);
	}
}

glm::vec3 Particle::separate(vector<unique_ptr<Particle>>& particles) {

	float tmp_range = this->range * 0.5;

	glm::vec3 result;
	glm::vec3 sum;
	int count = 0;
	for (auto& other : particles) {

		glm::vec3 difference = this->location - other->location;
		float len = glm::length(difference);
		if (len > 0 && len < tmp_range) {

			sum += glm::normalize(difference);
			count++;
		}
	}

	if (count > 0) {

		glm::vec3 avg = sum / count;
		avg = avg * this->max_speed;
		if (glm::length(avg) > this->max_speed) {

			avg = glm::normalize(avg) * this->max_speed;
		}
		glm::vec3 steer = avg - this->velocity;
		if (glm::length(steer) > this->max_force) {

			steer = glm::normalize(steer) * this->max_force;
		}
		result = steer;
	}

	return result;
}

glm::vec3 Particle::align(vector<unique_ptr<Particle>>& particles) {

	float tmp_range = this->range;

	glm::vec3 result;
	glm::vec3 sum;
	int count = 0;
	for (auto& other : particles) {

		glm::vec3 difference = this->location - other->location;
		float len = glm::length(difference);
		if (len > 0 && len < tmp_range) {

			sum += other->velocity;
			count++;
		}
	}

	if (count > 0) {

		glm::vec3 avg = sum / count;
		avg = avg * this->max_speed;
		if (glm::length(avg) > this->max_speed) {

			avg = glm::normalize(avg) * this->max_speed;
		}
		glm::vec3 steer = avg - this->velocity;
		if (glm::length(steer) > this->max_force) {

			steer = glm::normalize(steer) * this->max_force;
		}
		result = steer;
	}

	return result;
}

glm::vec3 Particle::cohesion(vector<unique_ptr<Particle>>& particles) {

	float tmp_range = this->range * 0.5;

	glm::vec3 result;
	glm::vec3 sum;
	int count = 0;
	for (auto& other : particles) {

		glm::vec3 difference = this->location - other->location;
		float len = glm::length(difference);
		if (len > 0 && len < tmp_range) {

			sum += other->location;
			count++;
		}
	}

	if (count > 0) {

		result = this->seek(sum / count);
	}

	return result;
}

glm::vec3 Particle::seek(glm::vec3 target) {

	glm::vec3 desired = target - this->location;
	float distance = glm::length(desired);
	desired = glm::normalize(desired);
	desired *= distance < this->range ? ofMap(distance, 0, this->range, 0, this->max_speed) : max_speed;
	glm::vec3 steer = desired - this->velocity;
	if (glm::length(steer) > this->max_force) {

		steer = glm::normalize(steer) * this->max_force;
	}
	return steer;
}

void Particle::applyForce(glm::vec3 force) {

	this->acceleration += force;
}

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

145

146

147

148

149

150

151

152

153

154

155

156

157

158

159

160

161

162

163

164

165

166

167

168

169

170

171

172

173

174

175

176

177

178

179

180

181

182

183

184

185

186

187

188

189

190

191

192

193

194

195

196

197

198

#include "Particle.h"

Particle::Particle() {

this->location = glm::vec3(ofRandom(-300, 300), ofRandom(-300, 300), ofRandom(-300, 300));

this->velocity = glm::vec3(ofRandom(-1, 1), ofRandom(-1, 1), ofRandom(-1, 1));

this->range = 40;

this->max_force = 1;

this->max_speed = 8;

this->color = ofColor(239);

}

Particle::~Particle() {

}

void Particle::think(vector<unique_ptr<Particle>>& particles) {

// 分離

glm::vec3 separate = this->separate(particles);

this->applyForce(separate * 1.05);

// 整列

glm::vec3 align = this->align(particles);

this->applyForce(align);

// 結合

glm::vec3 cohesion = this->cohesion(particles);

this->applyForce(cohesion);

// 自我

if (glm::length(this->velocity) > 0) {

glm::vec3 feature = this->location + glm::normalize(velocity) * this->range;

glm::vec3 target = feature + glm::normalize(glm::vec3(ofRandom(-1, 1), ofRandom(-1, 1), ofRandom(-1, 1))) * this->range * 0.5;

glm::vec3 ego = this->seek(target);

this->applyForce(ego);

}

// 境界

if (glm::length(this->location - glm::vec3()) > 400) {

glm::vec3 area = this->seek(glm::vec3());

this->applyForce(area * 5);

}

void Particle::update() {

// 前進

this->velocity += this->acceleration;

if (glm::length(this->velocity) > this->max_speed) {

this->velocity = glm::normalize(this->velocity) * this->max_speed;

}

this->location += this->velocity;

this->acceleration *= 0;

this->velocity *= 0.9;

this->log.push_front(this->location);

while (this->log.size() > 10) {

this->log.pop_back();

}

void Particle::draw() {

ofSetColor(color);

ofDrawSphere(this->location, 5);

for (int i = 0; i < this->log.size() - 1; i++) {

ofSetColor(color, ofMap(i, 0, this->log.size() - 1, 255, 0));

ofDrawLine(this->log[i], this->log[i + 1]);

}

glm::vec3 Particle::separate(vector<unique_ptr<Particle>>& particles) {

float tmp_range = this->range * 0.5;

glm::vec3 result;

glm::vec3 sum;

int count = 0;

for (auto& other : particles) {

glm::vec3 difference = this->location - other->location;

float len = glm::length(difference);

if (len > 0 && len < tmp_range) {

sum += glm::normalize(difference);

count++;

}

if (count > 0) {

glm::vec3 avg = sum / count;

avg = avg * this->max_speed;

if (glm::length(avg) > this->max_speed) {

avg = glm::normalize(avg) * this->max_speed;

}

glm::vec3 steer = avg - this->velocity;

if (glm::length(steer) > this->max_force) {

steer = glm::normalize(steer) * this->max_force;

}

result = steer;

}

return result;

}

glm::vec3 Particle::align(vector<unique_ptr<Particle>>& particles) {

float tmp_range = this->range;

glm::vec3 result;

glm::vec3 sum;

int count = 0;

for (auto& other : particles) {

glm::vec3 difference = this->location - other->location;

float len = glm::length(difference);

if (len > 0 && len < tmp_range) {

sum += other->velocity;

count++;

}

if (count > 0) {

glm::vec3 avg = sum / count;

avg = avg * this->max_speed;

if (glm::length(avg) > this->max_speed) {

avg = glm::normalize(avg) * this->max_speed;

}

glm::vec3 steer = avg - this->velocity;

if (glm::length(steer) > this->max_force) {

steer = glm::normalize(steer) * this->max_force;

}

result = steer;

}

return result;

}

glm::vec3 Particle::cohesion(vector<unique_ptr<Particle>>& particles) {

float tmp_range = this->range * 0.5;

glm::vec3 result;

glm::vec3 sum;

int count = 0;

for (auto& other : particles) {

glm::vec3 difference = this->location - other->location;

float len = glm::length(difference);

if (len > 0 && len < tmp_range) {

sum += other->location;

count++;

}

if (count > 0) {

result = this->seek(sum / count);

}

return result;

}

glm::vec3 Particle::seek(glm::vec3 target) {

glm::vec3 desired = target - this->location;

float distance = glm::length(desired);

desired = glm::normalize(desired);

desired *= distance < this->range ? ofMap(distance, 0, this->range, 0, this->max_speed) : max_speed;

glm::vec3 steer = desired - this->velocity;

if (glm::length(steer) > this->max_force) {

steer = glm::normalize(steer) * this->max_force;

}

return steer;

}

void Particle::applyForce(glm::vec3 force) {

this->acceleration += force;

}

[ Link ]
https://github.com/junkiyoshi/Insta20181231

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2018年12月30日

Noisy Ring. openFrameworks

[ Video ]

[ About ]
円周を分割、ノイズ関数でFill/NoFillをスイッチ

Split circumference, switch Fill / NoFill with Perlin 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 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 windowResized(int w, int h) {};

void dragEvent(ofDragInfo dragInfo) {};

void gotMessage(ofMessage msg) {};

};

#include "ofApp.h"

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

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

	ofBackground(239);
	ofSetColor(39);
	ofSetLineWidth(1.5);
}

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

}

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

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

	int deg_span = 15;
	int radius_span = 15;
	for (int radius = 150; radius <= 330; radius += radius_span) {

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

			glm::vec2 noise_point = glm::vec2(
				radius_span * cos((deg + deg_span * 0.5) * DEG_TO_RAD),
				radius_span * sin((deg + deg_span * 0.5) * DEG_TO_RAD));

			vector<glm::vec2> vertices;
			for (int tmp_deg = deg; tmp_deg <= deg + deg_span; tmp_deg++) {

				vertices.push_back(glm::vec2(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD)));
			}
			for (int tmp_deg = deg + deg_span; tmp_deg >= deg; tmp_deg--) {

				vertices.push_back(glm::vec2((radius - radius_span) * cos(tmp_deg * DEG_TO_RAD), (radius - radius_span) * sin(tmp_deg * DEG_TO_RAD)));
			}

			float noise_value = ofNoise(radius + noise_point.x * 0.01 + ofGetFrameNum() * 0.01, radius + noise_point.y * 0.01 + ofGetFrameNum() * 0.01);

			noise_value < 0.5 ? ofFill() : ofNoFill();

			ofBeginShape();
			ofVertices(vertices);
			ofEndShape();
		}
	}
}

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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(60);

ofSetWindowTitle("openframeworks");

ofBackground(239);

ofSetColor(39);

ofSetLineWidth(1.5);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

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

int deg_span = 15;

int radius_span = 15;

for (int radius = 150; radius <= 330; radius += radius_span) {

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

glm::vec2 noise_point = glm::vec2(

radius_span * cos((deg + deg_span * 0.5) * DEG_TO_RAD),

radius_span * sin((deg + deg_span * 0.5) * DEG_TO_RAD));

vector<glm::vec2> vertices;

for (int tmp_deg = deg; tmp_deg <= deg + deg_span; tmp_deg++) {

vertices.push_back(glm::vec2(radius * cos(tmp_deg * DEG_TO_RAD), radius * sin(tmp_deg * DEG_TO_RAD)));

}

for (int tmp_deg = deg + deg_span; tmp_deg >= deg; tmp_deg--) {

vertices.push_back(glm::vec2((radius - radius_span) * cos(tmp_deg * DEG_TO_RAD), (radius - radius_span) * sin(tmp_deg * DEG_TO_RAD)));

}

float noise_value = ofNoise(radius + noise_point.x * 0.01 + ofGetFrameNum() * 0.01, radius + noise_point.y * 0.01 + ofGetFrameNum() * 0.01);

noise_value < 0.5 ? ofFill() : ofNoFill();

ofBeginShape();

ofVertices(vertices);

ofEndShape();

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20181230

[ほしいものリスト]
Amazon

[ Sponsor Link ]

2024年5月
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