プログラミング de 落描き – ページ 145 – クリエイティブ・コーディングによる生成物とソース

2024年5月5日

Inflate.

[ Video ]

[ About ]
膨らむ。

[ 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;

	ofMesh mesh, draw_mesh;
	vector<float> param_list;
};

#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;

ofMesh mesh, draw_mesh;

vector<float> param_list;

};

#include "ofApp.h"

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
	ofSetLineWidth(1.5);
	ofEnableDepthTest();

	auto ico_sphere = ofIcoSpherePrimitive(250, 4);
	this->mesh = ico_sphere.getMesh();

	for (int i = 0; i < this->mesh.getNumVertices(); i++) {

		this->param_list.push_back(0);
	}
}

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

	ofSeedRandom(39);

	this->draw_mesh = this->mesh;

	for (int k = 0; k < 45; k++) {

		auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));

		auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.x, ofGetFrameNum() * 0.002), 0, 1, -PI * 4, PI * 4), glm::vec3(1, 0, 0));
		auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.y, ofGetFrameNum() * 0.002), 0, 1, -PI * 4, PI * 4), glm::vec3(0, 1, 0));
		auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.z, ofGetFrameNum() * 0.002), 0, 1, -PI * 4, PI * 4), glm::vec3(0, 0, 1));

		glm::vec3 location = glm::vec4(0, 0, 250, 0) * rotation_z * rotation_y * rotation_x;

		for (int i = 0; i < this->draw_mesh.getNumVertices(); i++) {

			auto distance = glm::distance(location, this->draw_mesh.getVertex(i));
			if (distance < 30) {

				this->param_list[i] = 50;
			}
		}
	}

	for (int i = 0; i < this->draw_mesh.getNumVertices(); i++) {

		glm::vec3 vertex = this->draw_mesh.getVertex(i);
		vertex = glm::normalize(vertex) * (250 - ofMap(this->param_list[i], 50, 0, 100, 0));

		ofColor color = ofColor(ofMap(this->param_list[i], 50, 0, 255, 39));

		this->draw_mesh.setVertex(i, vertex);
	}

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

		this->param_list[i] -= 1.5;
		if (this->param_list[i] < 0) { this->param_list[i] = 0; }
	}
}

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

	this->cam.begin();
	ofRotateX(ofGetFrameNum() * 2);
	ofRotateY(ofGetFrameNum());

	ofSetColor(239);
	this->draw_mesh.draw();

	ofSetColor(39);
	this->draw_mesh.drawWireframe();

	this->cam.end();

	/*
	int start = 300;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}

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

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

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#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

ofSetLineWidth(1.5);

ofEnableDepthTest();

auto ico_sphere = ofIcoSpherePrimitive(250, 4);

this->mesh = ico_sphere.getMesh();

for (int i = 0; i < this->mesh.getNumVertices(); i++) {

this->param_list.push_back(0);

}

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

void ofApp::update() {

ofSeedRandom(39);

this->draw_mesh = this->mesh;

for (int k = 0; k < 45; k++) {

auto noise_seed = glm::vec3(ofRandom(1000), ofRandom(1000), ofRandom(1000));

auto rotation_x = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.x, ofGetFrameNum() * 0.002), 0, 1, -PI * 4, PI * 4), glm::vec3(1, 0, 0));

auto rotation_y = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.y, ofGetFrameNum() * 0.002), 0, 1, -PI * 4, PI * 4), glm::vec3(0, 1, 0));

auto rotation_z = glm::rotate(glm::mat4(), ofMap(ofNoise(noise_seed.z, ofGetFrameNum() * 0.002), 0, 1, -PI * 4, PI * 4), glm::vec3(0, 0, 1));

glm::vec3 location = glm::vec4(0, 0, 250, 0) * rotation_z * rotation_y * rotation_x;

for (int i = 0; i < this->draw_mesh.getNumVertices(); i++) {

auto distance = glm::distance(location, this->draw_mesh.getVertex(i));

if (distance < 30) {

this->param_list[i] = 50;

}

for (int i = 0; i < this->draw_mesh.getNumVertices(); i++) {

glm::vec3 vertex = this->draw_mesh.getVertex(i);

vertex = glm::normalize(vertex) * (250 - ofMap(this->param_list[i], 50, 0, 100, 0));

ofColor color = ofColor(ofMap(this->param_list[i], 50, 0, 255, 39));

this->draw_mesh.setVertex(i, vertex);

}

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

this->param_list[i] -= 1.5;

if (this->param_list[i] < 0) { this->param_list[i] = 0; }

}

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

void ofApp::draw() {

this->cam.begin();

ofRotateX(ofGetFrameNum() * 2);

ofRotateY(ofGetFrameNum());

ofSetColor(239);

this->draw_mesh.draw();

ofSetColor(39);

this->draw_mesh.drawWireframe();

this->cam.end();

int start = 300;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20240505

2024年5月4日

Color donut.

[ Video ]

[ About ]
カラー・ドーナッツ。

[ 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_step;
};

#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_step;

};

#include "ofApp.h"	

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

	ofSetFrameRate(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(39);
	ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

	this->noise_step = ofRandom(1000);
}

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

	if (ofGetFrameNum() % 50 < 30) {

		this->noise_step += ofMap(ofGetFrameNum() % 50, 0, 30, 0.02, 0.0001);
	}
}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	auto numberOfActor = 300;
	auto len = 150;
	ofColor color;

	ofSeedRandom(39);
	for (int i = 0; i < numberOfActor; i++) {

		auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));
		color.setHsb(ofRandom(255), 255, 255, 32);
		
		for (int k = 0; k < len; k++) {

			auto location = glm::vec2(
				ofMap(ofNoise(noise_seed.x, k * 0.0005 + this->noise_step), 0, 1, -500, 500),
				ofMap(ofNoise(noise_seed.y, k * 0.0005 + this->noise_step), 0, 1, -500, 500));

			if (glm::length(location) < 100) {

				location = glm::normalize(location) * 100;
			}

			if (glm::length(location) > 300) {

				location = glm::normalize(location) * 300;
			}

			ofSetColor(color);
			ofDrawCircle(location, 3);

			ofSetColor(255);
			ofDrawCircle(location, 1);
		}
	}

	/*
	int start = 300;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}


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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(39);

ofEnableBlendMode(ofBlendMode::OF_BLENDMODE_ADD);

this->noise_step = ofRandom(1000);

}

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

void ofApp::update() {

if (ofGetFrameNum() % 50 < 30) {

this->noise_step += ofMap(ofGetFrameNum() % 50, 0, 30, 0.02, 0.0001);

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

auto numberOfActor = 300;

auto len = 150;

ofColor color;

ofSeedRandom(39);

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

auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));

color.setHsb(ofRandom(255), 255, 255, 32);

for (int k = 0; k < len; k++) {

auto location = glm::vec2(

ofMap(ofNoise(noise_seed.x, k * 0.0005 + this->noise_step), 0, 1, -500, 500),

ofMap(ofNoise(noise_seed.y, k * 0.0005 + this->noise_step), 0, 1, -500, 500));

if (glm::length(location) < 100) {

location = glm::normalize(location) * 100;

}

if (glm::length(location) > 300) {

location = glm::normalize(location) * 300;

}

ofSetColor(color);

ofDrawCircle(location, 3);

ofSetColor(255);

ofDrawCircle(location, 1);

}

int start = 300;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20240504

2024年5月3日

Full house.

[ Video ]

[ About ]
満員。

[ 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(25);
	ofSetWindowTitle("openFrameworks");

	ofBackground(239);
}

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

}

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

	ofTranslate(ofGetWindowSize() * 0.5);

	auto numberOfActor = 700;
	auto len = 120;
	ofColor color;

	ofSeedRandom(39);
	for (int i = 0; i < numberOfActor; i++) {

		auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));

		ofSetColor(239);
		for (int k = 0; k < len; k++) {

			auto location = glm::vec2(
				ofMap(ofNoise(noise_seed.x, k * 0.001 + ofGetFrameNum() * 0.0025), 0, 1, -450, 450),
				ofMap(ofNoise(noise_seed.y, k * 0.001 + ofGetFrameNum() * 0.0025), 0, 1, -450, 450));

			ofDrawCircle(location, 12);
		}

		color.setHsb(ofRandom(255), 150, ofMap(i, 0, numberOfActor, 0, 255));
		ofSetColor(color);
		for (int k = 0; k < len; k++) {

			auto location = glm::vec2(
				ofMap(ofNoise(noise_seed.x, k * 0.001 + ofGetFrameNum() * 0.0025), 0, 1, -450, 450),
				ofMap(ofNoise(noise_seed.y, k * 0.001 + ofGetFrameNum() * 0.0025), 0, 1, -450, 450));

			ofDrawCircle(location, 7);
		}
	}
	/*
	int start = 300;
	if (ofGetFrameNum() > start) {

		ostringstream os;
		os << setw(4) << setfill('0') << ofGetFrameNum() - start;
		ofImage image;
		image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());
		image.saveImage("image/cap/img_" + os.str() + ".jpg");
		if (ofGetFrameNum() - start >= 25 * 20) {

			std::exit(1);
		}
	}
	*/
}


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

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

#include "ofApp.h"

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

void ofApp::setup() {

ofSetFrameRate(25);

ofSetWindowTitle("openFrameworks");

ofBackground(239);

}

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

void ofApp::update() {

}

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

void ofApp::draw() {

ofTranslate(ofGetWindowSize() * 0.5);

auto numberOfActor = 700;

auto len = 120;

ofColor color;

ofSeedRandom(39);

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

auto noise_seed = glm::vec2(ofRandom(1000), ofRandom(1000));

ofSetColor(239);

for (int k = 0; k < len; k++) {

auto location = glm::vec2(

ofMap(ofNoise(noise_seed.x, k * 0.001 + ofGetFrameNum() * 0.0025), 0, 1, -450, 450),

ofMap(ofNoise(noise_seed.y, k * 0.001 + ofGetFrameNum() * 0.0025), 0, 1, -450, 450));

ofDrawCircle(location, 12);

}

color.setHsb(ofRandom(255), 150, ofMap(i, 0, numberOfActor, 0, 255));

ofSetColor(color);

for (int k = 0; k < len; k++) {

auto location = glm::vec2(

ofMap(ofNoise(noise_seed.x, k * 0.001 + ofGetFrameNum() * 0.0025), 0, 1, -450, 450),

ofMap(ofNoise(noise_seed.y, k * 0.001 + ofGetFrameNum() * 0.0025), 0, 1, -450, 450));

ofDrawCircle(location, 7);

}

int start = 300;

if (ofGetFrameNum() > start) {

ostringstream os;

os << setw(4) << setfill('0') << ofGetFrameNum() - start;

ofImage image;

image.grabScreen(0, 0, ofGetWidth(), ofGetHeight());

image.saveImage("image/cap/img_" + os.str() + ".jpg");

if (ofGetFrameNum() - start >= 25 * 20) {

std::exit(1);

}

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

int main() {

ofSetupOpenGL(720, 720, OF_WINDOW);

ofRunApp(new ofApp());

}

[ Link ]
https://github.com/junkiyoshi/Insta20240503

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